CN100511858C - Connector - Google Patents

Abstract

A connector adapted for connection to cables has a retaining member that aligns and retains the cables. The retaining member has a body portion and a bar-shaped member. The body portion has a plurality of fixing portions for fixedly retaining the bar-shaped member. The cables are firmly sandwiched between the body portion and the bar-shaped member.

Description

Connector

Technical field

The present invention relates to connector, relate in particular to connector with the structure that keeps thin coaxial cable.

Background technology

Traditionally, in electric connector, has the structure of in open (JP-A) H11-260439 (hereinafter being called patent document 1) of Japanese unexamined patent, describing that is used to keep a plurality of coaxial cables.The coaxial cable connector of patent document 1 is constructed to: each terminal that has the U-shaped cross section and be used to assemble a corresponding outer conductor that supports coaxial cable is arranged in a row integratedly, thereby the electrical connection of coaxial cable is realized in the concentrated area, and wherein said coaxial cable is exposed by partly cutting its coating or shell.As selection,, flatly be assemblied in respectively in the corresponding terminal end of the coaxial cable of arranged in co-axial alignment with preset space length, and need not partly cut shell by heating shell or parts integrally formed with terminal and that terminal is arranged with row near the coupling part.That is, the outer conductor that exposes from the shell that melts contacts corresponding terminal, thereby concentrates the electrical connection that realizes between them.By this way, the advantage of this conventional coaxial cable connector is that the ground connection coaxial cable can be realized easily and reliably.

As traditional cable connector, in open (JP-A) 2001-307822 (hereinafter being called patent document 2) of Japanese unexamined patent, a kind of connector has been described according to another example.

Disclosed cable connector comprises in patent document 2: contact is used to be connected to the center conductor or the heart yearn of thin coaxial cable; Insulator, it keeps press-fiting the contact that is fitted on wherein regularly; And the housing that covers insulator.Described housing comprises: first housing parts, and its insulated body keeps and covers the lower surface of insulator regularly; And second housing parts, its be assemblied in insulator than the bottom and be held so that can be connected and dismantle.Retaining part is set to cooperate with insulator and to keep the coating layer portion of coaxial cable in the interlayer mode.Second housing parts contacts with the outer surface of first housing parts.

A plurality of coaxial cables are arranged with planar fashion, and simultaneously part is exposed outer conductor (shielding conductor), and the exposed portions serve of outer conductor is sandwiched between the pair of metal earth rod then, weld in them in heating, are electrically connected on the earth rod thereby outer conductor concentrated.In this case, the planar alignment that keeps a plurality of thin coaxial cables.Center conductor exposes at the place, tip of each thin coaxial cable.

As mentioned above, in traditional connector,, from upper and lower sides they are clipped in simultaneously and implement welding between the metallic plate by the outer conductor that does not have shell of heating thin coaxial cable.

Yet, in traditional connector, although the outer conductor of thin coaxial cable is electrically connected by welding and machinery keeps, yet scolder can not rest on by welding in the connected scope, scolder can not rest on by in the connected scope of metallic plate (for example earth rod), be lifted but extract direction, thereby the bendability of thin coaxial cable is lowered in the scope that scolder is lifted along outer conductor along cable.

In fact, in the use after being installed to connector, when cable was forced to bending in the aforementioned range that scolder is lifted, outer conductor was fractureed.

In addition, although the contact of the surface electrical of earth rod is arranged on the metal outer parts in the connector, yet owing to use solder flux in welding, therefore connection failure appears easily.Metallic plate can be used for replacing earth rod, but owing to use solder flux in welding, occurs connection failure equally easily.

Problem is, although the outer conductor of coaxial cable is electrically connected by welding and is kept by machinery traditionally, yet owing to the wet welding material is advanced along outer conductor, so the bendability of coaxial cable reduces in the scope that scolder is lifted.In order to address this problem, to the present invention proposes and a kind ofly do not use welding and connect the structure of the outer conductor of coaxial cable.

Summary of the invention

Therefore, an object of the present invention is to provide a kind of connector, described connector can be because of not keeping cable welding required, that the grounded part of cable is carried out, and reduce the bendability of cable, thereby even cable is also crooked easily at the part place near connector.

Another object of the present invention provides a kind of connector, described connector does not need to keep cable welding process required, that the grounded part of cable is implemented, and, owing to can not appear at the bonding effect of the insulating material such as solder flux that use in the welding, thereby can the stable electrical contact.

Another object of the present invention provides a kind of connector, and described connector can obtain to be equivalent to the cable confining force of traditional connector, and without the grounded part of welding cable.

According to the present invention, a kind of connector that is used to be connected to cable is provided, it comprises the holding member that is used to align and keeps described cable.In connector, holding member comprises first holding element and second holding element.Described first holding element has main part and a plurality of standing part, described a plurality of standing part is used for described cable is remained between them, described second holding element comprises bar-like member, and described cable is sandwiched between described main part and the described bar-like portion and remains on regularly between described main part and the described bar-like portion.

According to a further aspect in the invention, a kind of connector that is used to be connected to cable is provided, comprise the holding member that is used to align and keeps described cable, wherein, described holding member comprises first holding element and second holding element, described first holding element comprises first plate with a plurality of standing parts, described a plurality of standing part is used for described cable is remained between them, described first plate is provided with described standing part along the length direction of each cable at its two ends, described first plate has as cable support projection partly along the center of length direction between the described standing part of described two ends place's setting of each cable, described second holding element has second plate, described first plate and described second plate are faced mutually, and described cable is sandwiched between described first plate and described second plate.

Description of drawings

Fig. 1 is the perspective view of an example of conventional coaxial cable connector;

Fig. 2 is the view according to the traditional cable connector of another example;

Fig. 3 is the end view that the state of the coaxial cable that is provided with earth rod is shown;

Fig. 4 is the perspective view according to the connector of the first embodiment of the present invention;

Fig. 5 is the cutaway view of connector shown in Figure 4;

Fig. 6 is the perspective view of connector body shown in Figure 4;

Fig. 7 is the perspective view of metallic plate of the cable align unit of connector shown in Figure 4;

Fig. 8 is the perspective view of cable align unit;

Fig. 9 is the enlarged perspective of the part A of cable align unit shown in Figure 8;

Figure 10 is the perspective view that cable align unit shown in Figure 8 is included in the state in the connector body shown in Figure 6;

Figure 11 is used to explain the metal outer parts are installed to perspective view on the connector body that cable align unit shown in Figure 10 is installed;

Figure 12 is the cutaway view according to the connector of second embodiment of this invention;

Figure 13 A be assembled to according to of the present invention first or the connector of second embodiment in the perspective view of matching connector, wherein show the side opposite with the plate installation side;

Figure 13 B is the perspective view that the slave plate installation side is seen, shows the matching connector that is assembled to the connector of first or second embodiment according to the present invention;

Figure 14 is the decomposition diagram of the matching connector shown in Figure 13 A and the 13B;

Figure 15 is the perspective view according to the connector of third embodiment of the invention;

Figure 16 is the cutaway view of the connector shown in Figure 15;

Figure 17 A is the perspective view of the cable align unit of the connector shown in Figure 16;

Figure 17 B is the perspective view of last metallic plate of the cable align unit of the connector shown in Figure 16;

Figure 17 C is the perspective view of following metallic plate of the cable align unit of the connector shown in Figure 16;

Figure 18 is the perspective view according to the cable align unit of fourth embodiment of the invention, and described cable align unit is the change form of the cable align unit of connector shown in Figure 16;

Figure 19 A is the perspective view of the last metallic plate of the cable align unit shown in Figure 18;

Figure 19 B is the part perspective view according to the last metallic plate of fifth embodiment of the invention, and it is the change form of the last metallic plate of the cable align unit shown in Figure 18;

Figure 20 is the perspective view according to the cable align unit of sixth embodiment of the invention, and it is another change form of the cable align unit of the connector shown in Figure 16;

Figure 21 A is the perspective view of the last metallic plate of the cable align unit shown in Figure 20;

Figure 21 B is to use the cable align unit shown in Figure 20 to keep the cutaway view of the state of cable;

Figure 22 is the perspective view according to the connector of seventh embodiment of the invention;

Figure 23 is the perspective view of the cable align unit of the connector shown in Figure 22;

Figure 24 is the perspective view of the following metallic plate of the cable align unit shown in Figure 23;

Figure 25 is the perspective view of upper plate of conduct first holding element of the cable align unit shown in Figure 23;

Figure 26 presses the cutaway view that cable state before is installed by the holding member of connector shown in Figure 22;

Figure 27 presses the cutaway view that cable state afterwards is installed by the holding member of connector shown in Figure 22.

Embodiment

For the ease of understanding the present invention, before describing embodiments of the invention, earlier traditional connector is described.

With reference to Fig. 1, disclosed conventional coaxial cable connector 29 is suitable for being electrically connected to the outer conductor 37 of a plurality of coaxial cables 31 in patent document 1, and described coaxial cable 31 defines rows with predetermined spacing.Coaxial cable connector 29 has such structure: promptly, each terminal 41 that has U-shaped cross-section and be used to assemble a corresponding outer conductor 37 that supports coaxial cable 31 is arranged in a row integratedly, the outer conductor of described coaxial cable 31 cuts the shell 39 of coaxial cable 31 by part and is exposed, and, by the fit engagement between outer conductor 37 and the terminal 41, outer conductor 37 and terminal 41 concentrated areas are electrically connected.Alternatively, by heating shell 39 or the terminal arrangement part 43 in a row near the coupling part, be assembled to respectively in the corresponding terminal 41 with the end sections 31a of the horizontal coaxial cable 31 of preset space length, and need not partly cut shell 39.That is, the outer conductor 37 that exposes from the shell 39 that melts contacts corresponding terminal 41, thereby the electrical connection between them is realized by the concentrated area.By this way, the advantage of conventional coaxial cable connector 29 is that the connection of the ground connection of a plurality of coaxial cables 31 can realize easily and reliably.

On the other hand, with reference to Fig. 2, the cable connector of describing in patent document 2 51 is suitable for being connected to thin coaxial type cable 31 with the form that a plurality of thin coaxial cables 31 are put together.Cable connector 51 comprises: many along transverse row conductive contact piece 53 in a row, be used to be connected to the center conductor or the heart yearn 33 of thin coaxial cable 31; Keep in touch the insulator 55 of part 53 regularly, and the housing 57 that covers insulator 55.Contact 53 is fixed to insulator 55 by press-fiting to join.

Housing 57 comprises: first housing parts 59, and it is made of metal and insulated body 55 keeps regularly; With second housing parts 61, it is made of metal and is kept by insulator 55, so that along with being connected/dismantling to front/rear slip.First housing parts 59 covers the lower surface of insulators 55, so that corresponding to the contact portion 53a of contact 53.Second housing parts 61 be assemblied in insulator 55 than the rear portion, and have retaining part 63, be used for cooperating and keeping the coating layer portion 39 of coaxial cable 31 in the interlayer mode with insulator 55.Second housing parts 61 contacts with the outer surface of first housing parts 59.

With reference to Fig. 3, a plurality of coaxial cables 31 are arranged with planar fashion, partly expose simultaneously outer conductor (shielding wire) 37, the exposed portions serve of outer conductor 37 is sandwiched between the pair of metal earth rod 65 then, and when heating them, weld, thereby outer conductor 37 concentrated areas are electrically connected to earth rod 65.In this case, the planar alignment state of a plurality of thin coaxial cables 31 is kept.Center conductor 33 exposes at the place, tip of each thin coaxial cable 31.

At first disassemble from insulator 55 for the coaxial cable 31 that will use above-mentioned processing is connected to connector 51, the second housing parts 61, coaxial cable 31 and earth rod 65 are passed the opening 61a of second housing parts 61 together.

Then, earth rod 65 is set among the recess 55a of insulator 55, goes up and is welded on it thereby the center conductor 33 of coaxial cable 31 is placed to the coupling part 53b of contact 53.In addition, second housing parts 61 is mounted on the insulator 55 and with first housing parts 59 and contacts, thereby obtains structure as shown in Figure 2.In this state, second housing parts 61 is locked by the outstanding 55b of the joint of insulator 55.The result, earth rod 65 is maintained among the recess 55a by the insulator 55 and second housing parts 61, and the retaining part 63 of second housing parts 61 cooperates with the counterpart 55c of insulator 55, thereby keeps the coating layer portion 39 of thin coaxial cable 31 between them in the interlayer mode.

As mentioned above, in traditional connector, do not have the outer conductor 37 of shell, simultaneously they are clipped between the metallic plate from upper and lower sides, implement welding by on its of heating thin coaxial cable 31.

Yet, in traditional connector, although the outer conductor of thin coaxial cable 31 37 adopts welding to be electrically connected and machinery keeps, yet, scolder can not rest in the scope that is connected by metallic plate (for example earth rod 65), but be lifted along the outer conductor 37 shown in the empty arrow 67 as shown in Figure 3 and along the direction of drawn out cable 31, thereby the bendability of thin coaxial cable 31 is lowered in the scope that scolder is lifted.

In fact, in the use after being installed in connector, when cable was forced to bending in aforesaid scolder is lifted the scope of (raise), outer conductor 37 was fractureed.

In addition, although the contact of the surface electrical of earth rod 65 is arranged on the metal outer parts in the connector, yet, owing in welding, use solder flux, be easy to occur connection failure.Metallic plate can be used for replacing earth rod, but owing to use solder flux in welding, is easy to occur connection failure equally.

Exist such problem, although the outer conductor of coaxial cable employing welding is electrically connected and the machinery maintenance traditionally, yet owing to the wet welding material is advanced along outer conductor, so the bendability of coaxial cable is lowered in the scope that scolder is lifted.

Now, embodiments of the invention are described with reference to the accompanying drawings.

With reference to Fig. 4-6, comprise according to the connector 71 of first embodiment of the invention: as metal shell 73, connector body 75 and the cable align unit 77 of metal outer parts.In the following description, similarly parts are represented with similar Reference numeral.

As Fig. 5 illustrated better, connector body 75 comprised insulator 79.Insulator 79 is in the one side, and promptly the lower end among Fig. 5 is provided with assembled portion 87, is used for holding therein matching connector.Assembled portion 87 has recess 81 and 83 and therebetween outstanding bar portion 85.In addition, at opposite side, insulator 79 has cable receiving unit 89, is used for receiving therein an end of cable align unit 77.Insulator 79 is provided with contact 95, and each contact 95 has the U-shaped cross section and comprises cable contact portion 91, contact contact portion 93 and the tip portion 96 that forms integral body each other.Each contact 95 adopts the U-shaped cross section insulated body 79 of insulator 79 to keep.

Cable receiving unit 89 is formed with groove 97, and the horizontal direction of each groove 97 in Fig. 5 extends in the recess 83 of assembled portion 87, and assembled portion 87 is suitable for holding therein matching connector.The cable contact portion 91 of each contact 95 is installed in the corresponding groove 97.

With reference to Fig. 7, the metallic plate 101 that is used as first holding element comprises: the main body 103 with L shaped cross section; Protuberance or support section 107, it does not have ground, crack crooked, to form opening portion 105 and project upwards in main body 103; And paw 109, each paw 109 also is used as the standing part of round metal bars 111 to front curve.Paw 109 along the Width of connector with constant spacing arrangement.Also can construct like this, that is, be provided with and protrude support section 107, and do not form opening portion 105.

Shown in Fig. 8 and 9, each thin coaxial cable 31 comprises: the shell 39 around center conductor 33, the insulated part 35 around center conductor 33, the outer conductor 37 that centers on insulated part 35 and the covering outer conductor 37.Near an end of thin coaxial cable 31, outer conductor 37 is sandwiched between the adjacent paw 109 of metallic plate 101 and is extruded slightly.In this state, round metal bars 111 broad wayss as second holding element are inserted into, so as to be aligned at thin coaxial cable 31, correspondingly the tip portion of coaxial cable 31 is pressed outer conductors 37 with paw 109 under the state that is aligned on the support section 107 of metallic plate 101.Therefore, coaxial cable 31 is kept by metallic plate 10 machineries, and the outer conductor 37 of metallic plate 101 and coaxial cable 31 is electrically connected simultaneously, thereby forms cable align unit 77, as Fig. 5 illustrated better, wherein each outer conductor 37 was kept regularly with sinuous or zigzag mode.By thin coaxial cable 31 is kept regularly with zigzag, strengthened the cable confining force.

When the cable align unit 77 shown in Fig. 8 and 9 is installed in the cable receiving unit 89 of connector body 75 as shown in Figure 6, obtain state as shown in figure 10.Here, as shown in Figure 5, the center conductor of cable contact portion of each contact 95 in the groove 97 91 and corresponding coaxial cable 31 33 is fixed together by welding.Yet because coaxial cable 31 is installed to connector body 75 with metallic plate 101, center conductor 33 can only be placed as with the cable contact portion 91 of contact 95 and contact, and need not weld.In the present invention, because metallic plate 101 and round metal bars 111 cooperations are used for alignment and keep thin coaxial cable 31, therefore, their unified cable holding parts that is known as, wherein, metallic plate 101 is known as the main part of first holding element or cable holding part, and round metal bars 111 is known as the bar-like member of second holding element or cable holding part.In addition, each of the paw 109 of metallic plate 101 is known as standing part.

As shown in figure 11, metal shell 73 is installed on the connector body 75 with state shown in Figure 10 as the metal outer parts, and connector body 75 is equipped with cable align unit 77.Metal shell 73 is the pressure processing products that formed by metallic plate.Metal shell 73 is reinforced by the end sections 115 that turns back, and have the spring 113 that forms of front side by the cutting flat, at the L shaped engaging claw 117 of both sides, at the L shaped mounting bar 119 at the place, front side of both sides and at the adjacent strip 121 at the rear side place of both sides.On the other hand, insulator 79 is provided with conjugate foramen 123 near its both sides, is used for engaging with the engaging claw 117 of metal shell 73, is provided with the mounting portion 125 of depression at its front end, is used for mounting bar 119 is installed on herein.When engaging claw 117 and mounting bar 119 are installed to conjugate foramen 123 and mounting portion 125, finished connector 71 as shown in Figure 4.

As shown in Figure 5, the metallic plate 101 of cable align unit 77 closely contacts with the basal surface of cable receiving unit 89, paw 109 is at an upper portion thereof by leaf spring 113 extruding of metal shell 73, in addition, metal shell 73 is folded back to form bilayer at its front end, therefore, can fully resist along the power of cable pull-out direction.

The structure of connector 127 according to second embodiment of the invention shown in Figure 12 identical with reference to the connector 71 of described first embodiment of the invention such as Fig. 5 is except the end sections that is positioned at cable receiving unit 89 1 sides of metal shell 73 extends downwards to form the press strip 128.Therefore, in the connector 127 according to second embodiment, compare with the connector 71 according to first embodiment, the amplitude of zigzag increases, thereby thin coaxial cable 31 more is difficult to come off.Other effect is identical with first embodiment.

The thin coaxial cable 31 of alignment is set between the paw 109 of metallic plate 101, and round metal bars 111 is passed so that pushed by paw 109 along spacing direction then.By pressing thin coaxial cable 31 with round metal bars 111, the zigzag of coaxial cable 31 partly is extruded so that kept by metallic plate 101.Metallic plate 101 is provided with support section 107, and it is the strip part of protruding, and extends along spacing direction.Be set at acquisition cable confining force under the state of advancing tortuously simultaneously in the connector at coaxial cable 31.

In the connector according to each embodiment among aforementioned the present invention first and second embodiment, thin coaxial cable 31 is used as cable.Yet, certainly, can use coaxial cable, electric wire, flexible flat cable (FFC), flexible printed circuit board (FPC) or flexible flat cable (FRC) in the present invention, as long as the mounting portion is independent mutually in their conductor portion office.

In first and second embodiment of the present invention, pole 111 is used as bar-like member.Yet the cross section of bar-like member also can have ellipse or polygon, for example rectangle or hexagon.

Now, the matching connector in the connector of each embodiment in being assembled to description according to the first and second aspects of the present invention.Here, in order to describe for simplicity, the 129 outstanding positions, terminal part of contact are known as the front portion of connector, and its opposite side is known as the rear portion of connector.

With reference to Figure 13 A, 13B and 14, matching connector 131 comprises box-like insulator 133, a plurality ofly press-fits the coupling contact 135 that is fitted in the insulator 133 and the pressing plate 137 of U-shaped metal fittings form, is used to be installed to circuit board or analog.Insulator 133 comprises antetheca 139, rear wall 141 and two sidewalls 143, and roughly is square, and has the opening that is positioned at the center 145 that is formed by wall 139,141 and 143.Groove 147 forms on the inner surface of rear wall 141.Each groove 147 longitudinal extensions, and broad ways is arranged with constant space.In addition, antetheca 139 is formed with through hole 149 along front/rear direction, and each through hole 149 vertically passes the core of antetheca 139, and arranges in the position identical with groove 147 with the spacing that equates with groove 147 and broad ways.In addition, groove 151 forms on the basal surface of insulator 133, to pass the lower end and the through hole 149 of corresponding groove 147.Each groove 151 extends along fore-and-aft direction, and the spacing arrangement of broad ways to equate with groove 147 or through hole 149.

Each matching connector 135 has the roughly shape of F shape, and comprise contact contact portion 153, interference fit part 155, coupling part 157 and terminal part 129, coupling part 157 links together an end of contact contact portion 153 and an end of interference fit part 155, and terminal part 129 is 157 further extensions forward from the coupling part.Each coupling contact 135 is mounted, and makes contact contact portion 153 and interference fit part 155 be coupled to groove 147 and the hole 149 from the basal surface side pressure of Figure 14 respectively, and coupling part 157 and terminal part 129 are accommodated in the groove 151 simultaneously.

Each pressing plate 137 has the roughly shape of U-shaped, and is connected respectively to the both sides of insulator 133.Matching connector 131 is installed on the plate such as printed circuit board (PCB), and is used by welding fixed terminal part 129.

When the outstanding bar portion 85 of the center of the assembled portion 87 of the connector shown in Fig. 5 or 12 is mounted in the opening 145, the contact contact portion 153 of the contact contact portion 93 of the contact 95 of connector and coupling contact 135 contacts with each other, and is electrically connected thereby set up.

Independent adsorption element shown in Figure 14 is to be adsorbed to the parts of adsorption nozzle in installing automatically, and is releasably attached on the matching connector 131.

The connector 71 and 127 that is suitable for being assembled to matching connector 131 has been described.Yet, be readily appreciated that, connector with cable align unit 77 of the present invention is not limited to the connector according to previous embodiment, for example also can be the connector that has cable segment connector or plate coupling part on the side that is different from cable align unit receiver side.

Figure 15 is the perspective view according to the connector of third embodiment of the invention.Figure 16 is the cutaway view of connector shown in Figure 15.

With reference to Figure 15 and 16, connector 155 comprises metal shell 73, the connector body 75 as the metal outer parts and has the cable align unit 77 of following metallic plate 157 and last metallic plate 159.

As shown in figure 16, connector body 75 comprises insulator 79.Insulator 79 is in the one side, and promptly the lower end among Figure 16 is provided with assembled portion 87, is used for holding therein matching connector.Assembled portion 87 has recess 81 and 83 and be arranged on therebetween outstanding bar portion 85.In addition, at opposite side, insulator 79 has cable receiving unit 89, is used for receiving therein an end of cable align unit 77.Insulator 79 is provided with contact 95, and each contact 95 has the U-shaped cross section and comprises cable contact portion 91, contact contact portion 93 and the tip portion 96 that forms integral body each other.Each contact 95 adopts the U-shaped cross section insulated body 79 of insulator 79 to keep.

Cable receiving unit 89 is formed with groove 160, and each groove 160 extends in the recess 83 of assembled portion 87 along the horizontal direction among Figure 16, and assembled portion 87 is suitable for holding therein matching connector.The cable contact portion 91 of each contact 95 is installed in the corresponding groove 160.

Housing 73 is formed with the platform 161 that raises with the ladder form in open side.Platform 161 has the front end of vertical curve, to form press strip 163 in the front side.The vertical length of press strip 163 is shorter than the vertical length of the press strip 130 among second embodiment, but still has the aforesaid same effect that prevents that cable align unit 77 from deviating from.

With reference to Figure 17 A, cable align unit 77 comprise following metallic plate 157, go up metallic plate 159 and be clipped in down metallic plate 157 and last metallic plate 159 between thin coaxial cable 31.Here, following metallic plate 157 and last metallic plate 159 are called cable holding part by unified, and wherein, following metallic plate 157 is known as first holding element, and last metallic plate 159 is known as second holding element.

In illustrated embodiment, each thin coaxial cable 31 has an end, and in this end, shell 39 is removed to expose outer conductor 37.Insulated part 35 and center conductor 33 are not exposed.Can construct like this, that is, after cable align unit 77 was formed, outer conductor 37 and insulated part 35 were removed tip portion successively, described tip portion is from further extending with the part of the maintained coaxial cable 31 of interlayer mode, thereby exposes center conductor 33 as shown in figure 16.

Shown in Figure 17 B, last metallic plate 159 comprises ceiling part 165 and the groove 167 that is arranged on its both sides, and each groove extends through the length of ceiling part 165.By forming groove 167, last metallic plate 159 takes to have at dorsal part the form of the metallic plate of ledge 169, and has trapezoidal cross-section.

Shown in Figure 17 C, following metallic plate 157 comprises the projection 171 of the outstanding strips of the length extension that is arranged on metallic plate 157 under center and the edge.Following metallic plate 157 also comprises a plurality of paws 173 that are arranged on projection 171 both sides.Paw 173 is along its length with constant spacing arrangement each side at projection 171.Each paw 173 has down shape, and has the tip portion that faces one another.Following metallic plate 157 also comprises and is arranged on projection 171 both sides and is connected base section 179 between the paw 173.Projection 171 is as the cable support part, and paw 173 is used for fixing metallic plate 159 as standing part.

With reference to Figure 17 A and with reference to Figure 16, each thin coaxial cable 31 comprises the shell 39 around center conductor 33, the insulated part 35 around center conductor 33, the outer conductor 37 that centers on insulated part 35 and the covering outer conductor 37.Near an end of thin coaxial cable 31, outer conductor 37 is sandwiched in down between the adjacent paw 173 of metallic plate 157 and is extruded slightly.In this state, last metallic plate 159 is mounted, and passes through simultaneously under the paw 173.In this case, the tip portion of paw 173 engages with the groove 167 of the both sides that are formed on metallic plate 159 upsides, thereby goes up metallic plate 159 sliding motion alongst, and is maintained under the state shown in Figure 17 A.In this state, outer conductor 37 is remained between projection 171 and the ledge 169 by machinery, thus lower and upper metallic plate 157 and 159 and the outer conductor 37 of coaxial cable 31 be connected electrically in together.Therefore, cable align unit 77 is formed as shown in figure 16, and wherein, each outer conductor 37 is kept regularly with sinuous or zigzag form.By keeping thin coaxial cable 31 regularly with the zigzag form, the cable confining force is enhanced.

When the cable align unit 77 shown in Figure 17 A is installed in the cable receiving unit 89 of connector body 75 as shown in figure 16, obtain state as shown in figure 15.Here, as shown in figure 16, the center conductor of cable contact portion of each contact 95 in the groove 159 91 and corresponding coaxial cable 31 33 is fixed together by welding.Yet because coaxial cable 31 is installed on the connector body 75 with lower and upper metallic plate 157 and 159, therefore, center conductor 33 can only be placed as with the cable contact portion 91 of contact 95 and contact, and need not weld.

In the present invention, because lower and upper metallic plate 157 and 159 cooperations are used for alignment and keep thin coaxial cable 31, therefore, their unifications are known as cable holding part.In addition, paw 173 of metallic plate 157 is known as standing part under each.

Shown in Figure 18 and 19A, last metallic plate 159 is formed with center that is positioned at its Width and the groove 183 that extends along its length.Groove 183 is from extending near the end of last metallic plate 159 near its other end, and by two ends, but pass its thickness direction.By such groove 183 is set,, can prevent further that cable from coming off owing on the outside of the sweep of each thin coaxial cable 31, release member (relief) is set.

In addition, shown in Figure 19 B, according to the fifth embodiment of the present invention as the variant of the 4th embodiment, groove 183 can be the form in a plurality of continuous holes 187.

With reference to Figure 20,21A and 21B, last metallic plate 159 adopts the form of two symmetrical semicolumns (cross section is a C shape) parts 189, that is, last metallic plate 159 is formed with the groove of the center that is positioned at its Width, and described groove extends to pass through its two ends along its length direction.By so half-cylindrical parts 189 are set, because, according to the sixth embodiment of the present invention as the distortion of the another kind of the 5th embodiment, be similar to the example shown in Figure 19 A, the thin coaxial cable 31 quilts protrusion bar portion of metallic plate down upwards push away, release member is arranged on the outside of sweep of cable 31, can prevent that cable 31 from coming off.

As mentioned above, the protrusion bar portion 171 of the following metallic plate 157 of cable align unit 77 closely contacts with the downside of cable 31, last metallic plate 159 heart therein partly is provided with through hole or groove, paw 173 presses metallic plate 159 downwards, in addition, metal shell 73 is folded back at its front end, therefore, can resist fully along the power of cable pull-out direction.

As mentioned above, in first to the 6th embodiment of the present invention, owing to do not use welding, therefore, the bendability of cable does not reduce, thereby even cable also can be easily crooked at its part place near connector.

In addition,,, therefore, do not need cleaning course etc., can stably obtain to electrically contact owing to the adhesion of the insulating material such as solder flux do not occur according to first to the 6th embodiment of the present invention.

In addition, according to first to the 6th embodiment of the present invention,, can obtain to be equivalent to the cable confining force of prior art by using pole to compress (caulking) (extruded cable) and cable being configured as up and down zigzag shape.

Now, will describe according to a seventh embodiment of the invention.

With reference to Figure 22, basic identical according to the structure of the connector of seventh embodiment of the invention with structure according to the connector of the 3rd embodiment shown in Figure 15 and 16, except the structure difference of cable align unit.Promptly, connector 193 comprises metal shell 73, connector body 75 and the cable align unit 77 as the metal outer parts, and cable align unit 77 is clipped in coaxial cable 31 between the following metallic plate 157 and the last metallic plate 159 as second holding element as first holding element.

With reference to Figure 23,24 and 25, cable align unit 77 comprises as the following metallic plate 157 of holding member and last metallic plate 159, and is clipped in as the following metallic plate 157 of holding member and the thin coaxial cable 31 between the last metallic plate 159.

With reference to Figure 26 and 27, each thin coaxial cable 31 has an end, and at this place, end, shell 39 is removed to expose outer conductor 37.Insulated part 35 and center conductor 33 do not expose.Can construct like this, promptly, after cable align unit 77 forms, remove the tip portion of outer conductor 37 and insulated part 35 successively, described tip portion is from further extending with the part of the maintained coaxial cable 31 of interlayer mode, thereby, shown in earlier in respect of figures 16 like that, expose center conductor 33.

Shown in Figure 25,26 and 27, last metallic plate 159 comprises ceiling part 165 and the groove 167 that is arranged on its both sides, and each groove extends through the length of ceiling part 165.By forming groove 167, last metallic plate 159 takes to have at dorsal part the form of the metallic plate of ledge 169, and has trapezoidal cross-section.

Shown in Figure 24,26 and 27, following metallic plate 157 comprises the protrusion bar portion 171 of the length extension that is arranged on metallic plate 157 under center and the edge.Following metallic plate 157 also comprises a plurality of paws 173 that are arranged on protrusion bar portion 171 both sides.Paw 173 is along its length with constant spacing arrangement each side in protrusion bar portion 171, to form the broach shape.In addition, in the both sides of protruding bar portion 171 and between paw 173, be provided with notch portion 195.The support bar 197 that is used to be mounted to connector further is arranged on the place, two ends of protruding bar portion 171.These support bars 197 are electrically connected to housing when being installed to connector.

Operation according to the cable align unit 77 of seventh embodiment of the invention will be described now.

With reference to Figure 26 and 27, each thin coaxial cable 31 comprises the shell 39 around center conductor 33, the insulated part 35 around center conductor 33, the outer conductor 37 that centers on insulated part 35 and the covering outer conductor 37.Near an end of thin coaxial cable 31, outer conductor 37 is sandwiched in down between the adjacent pressure claw 173 of metallic plate 157 and is extruded slightly.In this state, last metallic plate 159 is installed from the top, simultaneously through being used as under the paw 173 of standing part.In this case, although the tip of paw 173 is in open mode, when being pushed away downwards by the motion of last metallic plate 159, the paw 173 that faces one another along the cable length direction most advanced and sophisticated near each other narrows down with the distance that arrives between them, i.e. Bi He state.Under this closure state, the tip portion of paw 173 engages with the groove 167 that forms in the both sides of last metallic plate 159 upsides, thus on metallic plate 159 sliding motion alongst, and be maintained under as shown in figure 27 the state.In this state, outer conductor 37 is mechanically remained on to be protruded between bar portion 171 and the ledge 169, thus lower and upper metallic plate 157 and 159 and the outer conductor 37 of coaxial cable 31 be connected electrically in together.Therefore, cable align unit 77 is formed as shown in figure 27, and wherein, each outer conductor 37 is to wriggle or the zigzag form is remained between the protrusion bar portion 171 of the ledge 169 of metallic plate 159 and sunk part therebetween and following metallic plate 157 regularly.Here, the notch portion 195 of following metallic plate 157 is as the release portion of cable.By keeping thin coaxial cable 31 regularly with the zigzag form, the cable confining force is enhanced.In connector according to seventh embodiment of the invention, because notch portion 195 is set at the both sides of protruding bar portion 171 as the center of the following metallic plate 157 of first holding element, therefore, the cable release portion when being used as last metallic plate 159 promotions of second holding element, cable 31 is provided, therefore, regulate pressure as a reference by the centre bulge 171 that uses down metallic plate 157, can reduce the center conductor that causes by supercharging and the appearance of the short circuit between the outer conductor.

When as shown in figure 23 cable align unit 77 is installed in the cable receiving unit 89 of connector body 75, obtain state as shown in figure 22.Its cross section is identical with cross section shown in Figure 16, wherein descends the paw 173 of metallic plate 157 and the leaf spring of housing 73 to be electrically connected.

In the aforesaid seventh embodiment of the present invention,, therefore, be convenient to the processing of metal parts as the shape of the following metallic plate 157 of first holding element because notch portion 195 is arranged on the both sides of protruding bar portion 171.

In addition, owing to do not use welding in ground connection connects, therefore, connector 193 has good cable bendability.

In connector 193, protrude the size of the central recess of the bar portion and second holding element by the center of determining first holding element, can stably keep and being connected of outer conductor.

In connector according to aforementioned the 3rd to the 6th embodiment, because the form of recess is taked in the both sides of the protrusion bar portion of following metallic plate 157, therefore, when the thin coaxial cable 31 of alignment during, thereby might coaxial cable be caused short circuit between center conductor and the outer conductor by excessive compression by 159 extruding of last metallic plate.

Yet, in connector according to seventh embodiment of the invention, the outer conductor exposed portions serve is by having first holding element, 157 alignment of cable alignment retaining part, wherein in described exposed division office, the shell of the coaxial cable of arranging with preset space length is cut, and cable is pushed by second holding element 159, is grounded connection thereby can concentrate.

In addition, in the ground connection of using welding connects, has such shortcoming: because breaking of outer conductor appears in scolder wicking (solder wicking), reduce the bending property of cable, and owing to use solder flux, connection failure is easy to occur.Yet, according to embodiments of the invention, because the cable release portion of otch 195 forms is arranged on down on the metallic plate 157, therefore, connector with following structure can be provided, wherein, scolder wicking or solder flux can not occur and adhere to caused connection failure, thin coaxial cable can be kept and be electrically connected reliably.

According to the present invention, a kind of connector can be provided, it can not reduce the bendability of cable because of not using welding when the fixing outer conductor, thereby even cable also can easily be bent at the part place near connector.

In addition, according to the present invention, can provide a kind of connector, it does not need cleaning course, does not use the adhesive attraction that causes such as insulating material such as solder flux because do not appear in the flow of solder material, therefore can realize stable electrically contacting.

In addition, according to the present invention, can provide a kind of like this connector, it can use pole to compress (extruded cable) and cable is configured as up and down zigzag shape, to obtain to be equivalent to the cable confining force of prior art.

Connector according to the present invention is used for cable etc. is connected to electric/electronic.

Although invention has been described in conjunction with the preferred embodiments, those skilled in the art is easy to put into practice with various alternate manners.

Claims (17)

1. connector that is used to be connected to cable, comprise the holding member that is used to align and keeps described cable, wherein, described holding member comprises first holding element and second holding element, described first holding element has main part and a plurality of standing part, described a plurality of standing part is used for described cable is remained between them, described second holding element comprises bar-like member, and described cable is sandwiched between described main part and the described bar-like portion and remains on regularly between described main part and the described bar-like portion.

2. connector according to claim 1, wherein, described cable is clipped between described main part and the described bar-like portion by the grounded part with described cable and is kept and be electrically connected to described holding member by described holding member machinery.

3. connector according to claim 1, wherein, the length direction that described bar-like portion is set to it intersects with the length direction of each cable, and described a plurality of standing parts are arranged along the length direction of described bar-like portion.

4. connector according to claim 1, wherein, described connector has housing, and described main part has projection, and described cable is sandwiched between described housing and the described projection in the zigzag mode.

5. connector according to claim 4, wherein, described housing has the outstanding end sections of direction that intersects along the length direction with each cable.

6. connector that is used to be connected to cable, comprise the holding member that is used to align and keeps described cable, wherein, described holding member comprises first holding element and second holding element, described first holding element comprises first plate with a plurality of standing parts, described a plurality of standing part is used for described cable is remained between them, described first plate is provided with described standing part along the length direction of each cable at its two ends, described first plate has as cable support projection partly along the center of length direction between the described standing part of described two ends place's setting of each cable, described second holding element has second plate, described first plate and described second plate are faced mutually, and described cable is sandwiched between described first plate and described second plate.

7. connector according to claim 6, wherein, described cable is clipped between described first plate and described second plate by the grounded part with described cable and is kept and be electrically connected to described holding member by described holding member machinery.

8. connector according to claim 6, wherein, the direction that described first plate and described each self-forming of second plate are intersected with edge and each cable length direction is extended.

9. connector according to claim 6, wherein, described second plate is with respect in the face of the part of described projection is divided into two parts along the length direction of each cable, so that form mutually independently parts.

10. connector according to claim 9, wherein, each of described individual components has C shape cross section.

11. connector according to claim 6, wherein, described second plate is provided with groove at the part place of the described projection of correspondence.

12. connector according to claim 11, wherein, described groove is along being arranged on each position of corresponding described cable with the direction that described cable intersects, and has the length bigger than the thickness of each cable.

13. connector according to claim 6, wherein, described first holding element has projection in the central part office of the length direction of each cable, and described first holding element has by cut the cable release portion that adjacent part described first holding element, between described standing part forms towards described projection.

14. connector according to claim 6, wherein, described connector has elongated box-like, along the distolateral reception described holding element of the Width that intersects with elongated box-like length direction at connector, and described connector has assembled portion, is used for receiving matching connector along the thickness direction of connector in an end surfaces place assembling of connector.

15. connector according to claim 14 wherein, also comprises the metal shell on the other end surface that covering at least is relative with described assembled portion.

16. connector according to claim 14, wherein, described assembled portion is provided with contact, each contact has an end that exposes, be used to contact a corresponding coupling contact, and each contact has the other end on the center conductor that is connected to the respective cable that is kept by described holding member.

17. connector according to claim 14, wherein, also comprise box-like insulator, the contact that is kept by described insulator, and the housing that covers a surface of described insulator, described holding member broad ways is distolateral being accommodated between described housing and the described insulator of connector, described assembled portion is used for receiving matching connector along the connector thickness direction in an end surfaces place assembling of connector, wherein, each contact has an end and the other end that is connected to the center conductor of the corresponding cable that is kept by described holding member that exposes in described assembled portion.

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