CN1581595A - Connector and liquid crystal display device using same - Google Patents
Connector and liquid crystal display device using same Download PDFInfo
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- CN1581595A CN1581595A CNA200410070227XA CN200410070227A CN1581595A CN 1581595 A CN1581595 A CN 1581595A CN A200410070227X A CNA200410070227X A CN A200410070227XA CN 200410070227 A CN200410070227 A CN 200410070227A CN 1581595 A CN1581595 A CN 1581595A
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- male connector
- liquid crystal
- backlight
- single face
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7088—Arrangements for power supply
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
- H01R13/432—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members by stamped-out resilient tongue snapping behind shoulder in base or case
Abstract
To provide a male connector or the like of a DIP type which is small in size and can cope with a high voltage. This male connector 1 is constituted such that two pin contacts 4 housed right and left in parallel inside a box type base housing 3 having a front part of an aperture 5 comprise a contact pip 15 which extends toward the aperture 5 from the rear side wall 6 of the housing, and reeds 17, 19 which extend downward from the rear side wall 6 by penetrating through a printed-circuit board 53 from one face 53a are soldered on its other face 53b, and that a female connector 2 is inserted into and engaged with the aperture 5. A lower partition wall 50 which is arranged between both reeds 17, 19 and, by protruding downward, penetrates through the printed-circuit board 53 is provided at the lower part of the base housing 3.
Description
Technical field
The present invention relates to adapt to the connector of Towards Higher Voltage of various electronic equipments and the liquid crystal indicator that uses this connector.
Background technology
Patent documentation 1: No. 3062924 communique of patent
Patent documentation 2: No. 3262726 communique of patent
In recent years, for example in notebook computer,, have the trend that in the allowed band of main body frame, as far as possible adds large crystal screen,, need high voltage as the backlight (backlight) of its light source along with the expansion of liquid crystal display screen in order to improve performance.On the other hand, the inverter substrate of powering to backlight is installed in the aforementioned body framework, and still, if add large crystal screen as above-mentioned, then the erection space of inverter substrate is restricted, and therefore, has to make its miniaturization.
Be accompanied by the miniaturization of this inverter substrate,, developed the small-sized high-tension product (with reference to patent documentation 1, patent documentation 2) that adapts to as the connector that is electrically connected inverter substrate and backlight.Because these connectors can both use on the inverter substrate as double-sided substrate, so be that (Surface Mount Technology: type surface mounting technology), male connector are installed on the face with the printed wiring that is used for being electrically connected so-called SMT.
Herein, liquid crystal indicator is made of liquid crystal display screen, backlight, inverter substrate and the while power supply board to inverter substrate and backlight power supply, but, in order further to promote liquid crystal indicator integral body with respect to the miniaturization of liquid crystal display screen size and the cost degradation of liquid crystal indicator integral body, can consider with in the past change into a single face substrate as the inverter substrate of double-sided substrate with as the power supply board one of single face substrate, to realize miniaturization and cost degradation.For this reason, as the connector that will be electrically connected between single face substrate and the backlight, it or not above-mentioned SMT type, and must use so-called DIP (Dual Inline Package: dip) type, promptly, male connector is installed on the face that does not have printed wiring, the pin type joint is run through substrate and be welded on type in the printed wiring of opposition side.But, in DIP type connector in the past, the high-tension product of small-sized adaptation as above-mentioned SMT type not.
On the other hand, in order further to improve the performance of liquid crystal indicator, for example, can consider under liquid crystal display screen, to set more straight pipe type backlight and U font backlight.For this reason, on the inverter substrate, must a large amount of male connectors be installed, need the product of more small-sized adaptation high voltage and heat with narrow interval.But, small-sized and to adapt to high-tension degree be limited in the SMT type, there is not suitable product in the DIP type in the past yet.
Summary of the invention
The present invention in view of above-mentioned in the past problem and propose, its objective is provides a kind of in existing miniaturization, the liquid crystal indicator that can strengthen space length and creepage distance and can adapt to high-tension high voltage epharmonic DIP type male connector and use this connector.
In order to achieve the above object, in the male connector of the 1st structure of the present invention, about be contained in side by side and anterior have for two pin type joints in the case shape base housing (base housing) of peristome: contact pin portion, its rear wall from the said base housing extends to above-mentioned peristome; Leading part, it extends downwards from above-mentioned rear wall, from simultaneously running through printed circuit board and being welded on the another side; Female connector can insert and be fitted in the above-mentioned peristome.And, being provided with lower partition in the said base lower part of frame, this lower partition is provided between above-mentioned two leading parts, and, outstanding downwards and run through above-mentioned printed circuit board.
According to the 1st structure, running through printed circuit board from one side and be welded between two leading parts on the another side, be provided with the bottom that the lower partition that runs through printed circuit board is used as base housing, therefore, when realizing the DIP type, also can guarantee space length and creepage distance, can realize miniaturization and can adapt to high voltage.In addition, the soldering tin amount more used than the SMT type owing to the DIP type is many, so mechanical strength is big, simultaneously, the heat resistanceheat resistant mobility is also strong, also is favourable being not easy to take place on the scolding tin cracking this point.
In the 1st structure, preferred above-mentioned lower partition is more outstanding than the lower end of above-mentioned two leading parts.In addition, extend to transverse direction the bottom of preferred above-mentioned lower partition.In addition, preferred above-mentioned two leading parts with each other to transverse direction away from state crooked and extend, the spacing of above-mentioned two the contact pin portions of the gap ratio of its welding portion is big.
The liquid crystal indicator of the 2nd structure of the present invention has: liquid crystal display screen; Become the backlight of this liquid crystal display screen light source; The single face substrate, it has on single face to the power circuit of this backlight power supply and the printed wiring of inverter circuit.And, by above-mentioned two leading parts of the male connector of above-mentioned the 1st structure being run through above-mentioned single face substrate and being welded on the efferent of above-mentioned inverter circuit, above-mentioned male connector is installed on the above-mentioned single face substrate, is connected with above-mentioned backlight by electric wire with two receptacle terminals of above-mentioned two contact pin portions chimeric above-mentioned female connectors.
According to the 2nd structure, by using the male connector of above-mentioned the 1st structure, inverter substrate and power supply board one are changed into 1 monolithic substrate, so, can further promote liquid crystal indicator integral body with respect to the miniaturization of liquid crystal display screen size and the cost degradation of liquid crystal indicator integral body.
The liquid crystal indicator of the 3rd structure of the present invention has: liquid crystal display screen; Become the backlight of this liquid crystal display screen light source; Power supply board, it has the printed wiring to the power circuit of this backlight power supply on single face; The inverter substrate, it has the printed wiring of while to the inverter circuit of power circuit and the power supply of above-mentioned backlight on single face.And, by above-mentioned two leading parts of the male connector of above-mentioned the 1st structure being run through above-mentioned inverter substrate and being welded on the efferent of above-mentioned inverter circuit, above-mentioned male connector is installed on the above-mentioned inverter substrate, is connected with above-mentioned backlight by electric wire with the receptacle terminal of above-mentioned contact pin portion chimeric above-mentioned female connector.
According to the 3rd structure, be installed on the inverter substrate with narrow interval by male connector a large amount of above-mentioned the 1st structures, can under liquid crystal display screen, set a large amount of backlights, so, can further improve the performance of liquid crystal indicator.
Description of drawings
Fig. 1 is the oblique view of the male connector of the 1st execution mode of the present invention.
Fig. 2 is the oblique view that inserts and be fitted to the female connector in the male connector shown in Figure 1.
Fig. 3 is the top plan view of male connector shown in Figure 1.
The profile of the IV-IV line that Fig. 4 is a male connector shown in Figure 1 in Fig. 1.
The profile of the V-V line that Fig. 5 is a male connector shown in Figure 1 in Fig. 1.
Fig. 6 is the oblique view of the pin type joint of male connector shown in Figure 1.
Fig. 7 is the oblique view of variation of the pin type joint of expression male connector shown in Figure 1.
Fig. 8 is a top plan view of inserting and be fitted to the female connector in the male connector shown in Figure 1.
Fig. 9 is the side cutaway view that female connector is inserted and is entrenched in the state in the male connector shown in Figure 1.
Figure 10 is a top plan view of female connector being inserted and is entrenched in the state in the male connector shown in Figure 1.
Figure 11 is the back side profile of male connector shown in Figure 1.
Figure 12 is the back side profile of the variation of the lower partition in the expression male connector shown in Figure 1.
Figure 13 is the back side profile of another variation of the lower partition in the expression male connector shown in Figure 1.
Figure 14 is the back side profile of a variation again of the lower partition in the expression male connector shown in Figure 1.
Figure 15 is the upward view of male connector shown in Figure 1.
Figure 16 is the oblique view of the liquid crystal indicator of the 2nd execution mode of the present invention.
Figure 17 is the skeleton diagram of the liquid crystal indicator of the 3rd execution mode of the present invention.
Figure 18 is the skeleton diagram of the liquid crystal indicator of the 4th execution mode of the present invention.
Symbol description:
1: male connector; 2: female connector; 3: base housing; 4: the pin type joint; 5: peristome; 6: rear wall; 15: contact pin portion; 17,19: leading part; 19: welding portion; 19a: the lower end of leading part (lower end of welding portion); 22: receptacle terminal; 41: liquid crystal display screen; 42,72: backlight; 45: electric wire; 50: lower partition; 50a: the bottom of lower partition; 53,63,73: printed circuit board (single face substrate, inverter substrate).
Embodiment
At first, the male connector as the 1st execution mode of the present invention is described.Shown in the oblique view of Fig. 1, this male connector is contained in pin type joint 4 in the insulating properties base housing 3 of the case shape that the front portion is a peristome 5 (flat square tube shape), and the female connector 2 shown in the oblique view of Fig. 2 inserts and is fitted in the peristome 5.Shown in the top plan view of Fig. 3,2 pin type joints about 4 are contained in the base housing 3 side by side, and have contact pin portion 15 and the leading part 17,19 that extends to peristome 5 from the rear wall 6 of base housing 3.Shown in the back side profile of Figure 11, leading part 17,19 extends downwards from rear wall 6, runs through printed circuit board 53 and is welded on another side (herein for the below) 53b from one side (herein for above) 53a.
,, be provided with between the welding portion 19,19 that is provided in two leading parts in the bottom of base housing 3 herein, and the lower partition 50 of outstanding downwards and feed throughs plate 53, the lower end 19a of 50 to two leading parts of lower partition 17,19 is more outstanding.The equipping position of lower partition 50 be not limited to just in time between the welding portion 19,19 of two leading parts in the heart, so long as between the scolding tin (identical) 51,51 of two welding portions 19,19 of welding, also skew can be arranged on left and right directions with printed welding zone graphic width.As shown in figure 12, the lower end 50a of lower partition 50 can extend to transverse direction, also can be as shown in figure 13, only one-sidedly extend to transverse direction.In addition, as shown in figure 14, it is two forked and the pawl that goes out to the transverse direction lateral process is set on the 50a of bottom that lower partition 50 also can form, so that it is running through the Kong Shixiang transverse direction inside bend that is arranged on the printed circuit board 53 (Figure 10).In addition, as shown in Figure 3, two leading parts 17,19 on mid portion 17 with each other on transverse direction away from state crooked and extend, as shown in figure 11, the spacing of welding portion 19 forms greatlyyer than the spacing of two contact pin portions 15.
This male connector 1 and the female connector 2 that inserts and be entrenched in are wherein illustrated in greater detail.The base housing 3 of male connector 1 is as being clearly shown that among Fig. 3, be provided with the dividing plate of giving prominence to peristome 5 from the middle body of rear wall 67, dividing plate 7 is such as described later, be provided between the pin type joint 4,4, and longly more outstanding than terminal 15a, the 15a of this contact pin portion 15,15.And, two sides of dividing plate 7 are that benchmark forms symmetrical shape with the center line (with reference to Figure 10 C) of base housing 3, herein, these two sides are connected by the base portion parallel surface 8,8 of the weak point that extends in parallel with center line and with base portion parallel surface 8,8 and the conical surface 9,9 that forms terminal thin wedge shape forms.But the base portion parallel surface 8,8 of fore-and-aft direction and the ratio of the conical surface 9,9 are not particularly limited, for example, the very near part that can have only terminal 7a is the conical surface 9,9, remaining part all is a base portion parallel surface 8,8, can integral body all be the conical surface 9,9 also, does not have base portion parallel surface 8,8.
In addition, on the medial surface of two sidewalls 10,10 adjacent with rear wall 6, be provided with the fastening groove 11,11 that the card that is used for engaging female connector 2 described later ends tab 28,28 (Fig. 8), simultaneously, on the medial surface of two sides 10,10 adjacent, be provided with gathering sill 12,12 with peristome 5.On the other hand, on rear wall 6, be provided with the dividing plate 13 that rearward extends.Hollow space (removing the part of plate) 13a also can be arranged in the dividing plate 13.
Pin type joint the 4, the 4th carries out blanking curved processing to the conductive metal plate of copper, copper alloy (brass etc.) and forms, shown in the oblique view of Fig. 6, be connected with the bigger installation portion of width 16 in the rear end of contact pin portion 15, connect the leading part 17,19 be arranged on these installation portion 16 rear portions by each other round about horizontal outside curve and the mid portion 17 that extends and constitute from the outboard end welding portion 19 crooked downwards and that extend of this mid portion 17.And, shown in Fig. 3 (perhaps as the IV-IV profile of Fig. 1 Fig. 4), two pin type joints 4,4 remain fixed in installation portion 16,16 on the rear wall 6 with the state that runs through, contact pin portion 15,15 is outstanding to peristome 5 with the state parallel with the center line of base housing 3 across dividing plate 7, simultaneously, as shown in figure 11, opening portion 19,19 with outer sidelong side each other away from state configuration, and be accommodated in the base housing 3.And in Fig. 6, welding portion 19 is from the temporarily forwards crooked and extension of outboard end of middle part 17, and bending is downwards afterwards also extended, but as shown in Figure 7, also can directly crooked downwards also extension from the outboard end of middle part 17.
As shown in Figure 3, terminal 15a, the 15a that holds and be provided in the contact pin portion 15,15 of two the pin type joints 4,4 in the base housing 3 is positioned on the position than the more close rear wall 6 of terminal 7a of dividing plate 7, its result, even reduce the spacing between two contact pin portions 15,15, also can make two space length and creepage distance long enoughs between terminal 15a, the 15a, can prevent the caused fault of high voltage effectively.In addition, as shown in figure 11, because the spacing between two the contact pin portions of gap ratio 15,15 between the welding portion 19,19 of two contact pin contact sites 4,4 is big, so, even reduce the spacing between two contact pin portions 15,15, also can be on printed circuit board 53 the 53a side, guarantee that the space length between two welding portions 19,19 has the required enough length of the high voltage fail of preventing.
In addition, owing to there is the dividing plate 13 that is arranged on the rear wall 6,53a side on printed circuit board 53 can guarantee that the creepage distance between two welding portions 19,19 has enough length.So, form following structure: even base housing 3 is diminished by spacing between two contact pin portions 15,15 is narrowed down, make male connector 1 integral miniaturization, 53a side on printed circuit board 53, also can make space length and creepage distance long enough between two pin type joints 4,4, can prevent the caused fault of high voltage effectively.
On the other hand, 53b side below printed circuit board 53, with printed circuit board 53 quadratures and comprise two welding portions 19, on 19 the face (paper of Figure 11), weld two welding portions 19,19 scolding tin (identical) 51 with printed welding zone graphic width, space length CL between 51 becomes problem, but male connector according to the 1st execution mode, run through printed circuit board 53 from top 53a and welding two leading parts 17 on the 53b in its lower section, between 19, be provided with as the bottom of base housing 3, the lower partition 50 that runs through printed circuit board 53, so, when adopting the DIP type, also above-mentioned two welding portions 19 can comprised, guarantee space length CL on 19 the face, can realize miniaturization and can adapt to high voltage.
Particularly, in the male connector 1 of the 1st execution mode, because lower end 19a, the 19a of 50 to two leading parts of lower partition are more outstanding, so, can guarantee that space length CL is longer.As shown in figure 12, if the bottom 50a of lower partition 50 extends to transverse direction, can guarantee that then space length CL is longer.In addition, in the male connector 1 of the 1st execution mode, because the spacing of the welding portion 19,19 of two leading parts forms greatlyyer than the spacing of two contact sites 15,15, so, the spacing of scolding tin 51,51 (spacing of welding zone figure) also becomes greatly, thus, can guarantee that also space length CL is longer.
In addition, shown in the upward view of Figure 15,53b side below printed circuit board 53, in its lower section on the 53b, the creepage distance CD between two scolding tin 51,51 becomes problem, but male connector 1 according to the 1st execution mode, because lower partition 50 is also fully extended on fore-and-aft direction, so, when adopting the DIP type, below printed circuit board 53, also can guarantee creepage distance CD on the 53b, can realize miniaturization and can adapt to high voltage.In addition, this male connector is the DIP type, and as shown in figure 11, scolding tin 51 is along welding portion 19 projection and adhere to, because soldering tin amount is more than the SMT type, so the heat resistanceheat resistant mobility is strong, also is favourable being not easy to take place on the scolding tin cracking this point.
In addition, as shown in Figure 1, be embedded with in the front end bottom of two sidewalls 10,10 of base housing 3 and reinforce metal parts 20,20.Shown in Figure 5 as the V-V profile reinforced metal parts 20 and also extended downwards, from top 53a run through the printed circuit board 53 of Figure 11 and be welded on below on the 53b.
The female connector 2 that inserts and be entrenched in the Fig. 2 in the male connector 1 of the 1st execution mode is made of Socket casing 21 and 2 receptacle terminals 22,22, and this Socket casing 21 inserts also and is fitted in the peristome 5 (Fig. 1) of male connector 1; Shown in the top plan view of Fig. 8, these 2 receptacle terminals 22,22 connect the end of 2 wires 45,45, and are accommodated in respectively in the Socket casing 21.
As shown in Figure 2, the contour shape of Socket casing 21 is flat cuboid, and first half is provided with the notch part 23 that engages with the dividing plate 7 (Fig. 3) of male connector 1, and form by a pair of cylindrical body 24,24 constitute two forked.As shown in Figure 8, each cylindrical body 24 has the spatial portion 25 that holds and keep receptacle terminal 22 respectively, and this spatial portion 25 extends to the rear end of Socket casing 21 always, and the receptacle terminal 22 that is connected with electric wire 45 inserts from open rearward end 26, and is accommodated in the spatial portion 25.In addition, be provided with the jack 27 of the contact pin portion 15 (Fig. 3) of pin type joint 4 at the leading section of each cylindrical body 24.
On the other hand, on the leading section lateral surface of two cylindrical body 24,24, the card that is provided with the fastening groove 11,11 (Fig. 3) of the inboard that is used for being engaged to the base housing 3 that is arranged at male connector 1 ends tab 28,28.In addition, as shown in Figure 2, on two sides, rear portion of Socket casing 21, be equipped with the prominent bar 29,29 of guiding of the gathering sill 12,12 (Fig. 1) of the inboard that is used for being engaged to the base housing 3 that is arranged at male connector 1.Opposed two sides of above-mentioned notch part 23 and two sides of dividing plate 7 form accordingly.
The receptacle terminal 22 of Fig. 8 forwardly has the female part 32 chimeric with contact pin portion 15 (Fig. 3), has the pressure contact portion 33 of electric wire at the rear portion, is provided with the otch (lance) 34 that prevents to deviate from the middle part.The side cutaway view that this female connector 2 is inserted and is fitted to the state in the male connector 1 of the 1st execution mode as shown in Figure 9, top plan view is as shown in figure 10.
Then, the liquid crystal indicator to the 2nd execution mode of the present invention describes.Shown in the oblique view of Figure 16, this liquid crystal indicator has: be assembled in the liquid crystal display screen 41 on the main body frame 40 of notebook computer etc.; Become backlight (being straight pipe type herein) 42 and the reflecting plate 44 thereof of the light source of this liquid crystal display screen 41; On single face (herein for below), has single face substrate 53 to the printed wiring of the power circuit of backlight 42 power supplies and inverter circuit.And, by the welding portion 19 (Figure 11) of two leading parts of the male connector 1 of above-mentioned the 1st execution mode from top 53a run through single face substrate 53 and be welded on below on the efferent of inverter circuit of 53b, male connector 1 is installed on the single face substrate 53, two receptacle terminals 22 (Fig. 8) with above-mentioned two contact pin portions 15 (Fig. 3) chimeric above-mentioned female connectors 2 are connected on the backlight 42 by electric wire 45.In addition, the reinforcing metal parts 20 (Fig. 1) of male connector 1 also from top 53a run through single face substrate 53 and be welded on below on the 53b.In addition, single face substrate 53 also can with printed wiring be in top, be that the state that the base housing 3 (Fig. 1) of male connector 1 is in following side is installed on the main body frame 40.
With female connector 2 when the peristome 5 (Fig. 1) of the base housing 3 of male connector 1 inserts, the conical surface 31 of notch part 23, the conical surface 9 of 31 (Fig. 8) and dividing plate 7,9 (Fig. 3) engaging, simultaneously, the guiding of the both sides bar 29 of dashing forward, 29 (Fig. 2) are engaged to gathering sill 12, among 12 (Fig. 1), be directed on the correct chimeric position, two pin type joints 4 of male connector 1,4 contact pin portion 15,15 (Fig. 3) are by jack 27,27 (Fig. 8) enter into each cylindrical body 24, in 24, as shown in figure 10, be fitted to receptacle terminal 22,22 female part 32, in 32 and be electrically connected.And in case finished the chimeric of male connector 1 and female connector 2, then two of female connector 2 cards end tab 28,28 and are fastened in the fastening groove 11,11 of male connector 1, during according to this engaging thump feel and can confirm correct chimerism.
In the liquid crystal indicator of the 2nd execution mode, the receptacle terminal 22,22 of the pin type joint 4,4 of the male connector 1 of chimeric connection and female connector 2 has sufficiently long space length and creepage distance respectively as mentioned above, therefore, supply with high voltage electricity, obstacles such as the fault that also can not be short-circuited even pass through the power circuit and the inverter circuit of the single face substrate 53 of Figure 16 to backlight 42.In addition, by the male connector 1 that uses the 1st execution mode, inverter substrate and power supply board one are changed into 1 monolithic substrate 53, so, can further promote liquid crystal indicator integral body with respect to the miniaturization of liquid crystal display screen 41 sizes and the cost degradation of liquid crystal indicator integral body.
Then, the liquid crystal indicator as the 3rd execution mode of the present invention is described.This liquid crystal indicator is compared with the liquid crystal indicator of the 2nd execution mode of Figure 16, makes the structure difference of each several part in order to set a plurality of backlights 42 under liquid crystal display screen 41, different part shown in Figure 17.This liquid crystal indicator has: liquid crystal display screen 41 (Figure 16); Become a plurality of (being 6 herein) straight tube shape backlight 42 and reflecting plate 64 thereof of this liquid crystal display screen light source; Power supply board (not shown), it has the printed wiring to the power circuit of this backlight 42 power supplies on single face; Inverter substrate 63, it has the printed wiring of while to the inverter circuit of above-mentioned power circuit and backlight 42 power supplies herein on single face (below being).
And, about each backlight 42, by the welding portion 19 (Figure 11) of two leading parts of the male connector 1 of above-mentioned the 1st execution mode from top 63a run through inverter substrate 63 and be welded on below on the efferent of inverter circuit of 63b, male connector 1 is installed on the inverter substrate 63, the receptacle terminal 22 (Fig. 8) with the chimeric above-mentioned female connector 2 of above-mentioned contact pin 15 (Fig. 3) of portion is connected on the right terminal of backlight 42 by electric wire 45.The left terminal of each backlight 42 is connected on other not shown substrates by electric wire 45 grades, but these sides needn't adapt to high voltage.In addition, the reinforcing metal parts 20 (Fig. 1) of male connector 1 also from top 63a run through inverter substrate 63 and be welded on below on the 63b.In addition, inverter substrate 63 also can with printed wiring be in top, be that the state that the base housing 3 (Fig. 1) of male connector 1 is in following side is installed on the main body frame 40 (Figure 16).
With female connector 2 when the peristome 5 (Fig. 1) of the base housing 3 of male connector 1 inserts, the conical surface 31 of notch part 23, the conical surface 9 of 31 (Fig. 8) and dividing plate 7,9 (Fig. 3) engaging, simultaneously, the guiding of the both sides bar 29 of dashing forward, 29 (Fig. 2) are engaged to gathering sill 12, among 12 (Fig. 1), be directed on the correct chimeric position, two pin type joints 4 of male connector 1,4 contact pin portion 15,15 (Fig. 3) are by jack 27,27 (Fig. 8) enter into each cylindrical body 24, in 24, as shown in figure 10, contact pin portion 15 is fitted in the female part 32 of receptacle terminal 22 and is electrically connected.And in case finished the chimeric of male connector 1 and female connector 2, then two of female connector 2 cards end tab 28,28 and are fastened in the fastening groove 11,11 of male connector 1, during according to this engaging thump feel and can confirm correct chimerism.
In the liquid crystal indicator of the 3rd execution mode, the receptacle terminal 22,22 of the pin type joint 4,4 of the male connector 1 of chimeric connection and female connector 2 has sufficiently long space length and creepage distance respectively as mentioned above, therefore, supply with high voltage electricity, obstacles such as the fault that also can not be short-circuited even pass through the inverter circuit of the inverter substrate 63 of Figure 17 to backlight 42.In addition,, can under liquid crystal display screen 41 (Figure 16), set a large amount of backlight 42 by the male connector 1 of the 1st a large amount of execution modes is installed on the inverter substrate 63 with narrow interval, so, the performance of liquid crystal indicator can further be improved.
Then, the liquid crystal indicator as the 4th execution mode of the present invention is described.This liquid crystal indicator is compared with the liquid crystal indicator of the 2nd execution mode of Figure 16, also makes the structure difference of each several part in order to set a plurality of backlights 42 under liquid crystal display screen 41, different part shown in Figure 18.This liquid crystal indicator has: liquid crystal display screen 41 (Figure 16); Become a plurality of (being 3 herein) U font backlight 72 and reflecting plate 64 thereof of this liquid crystal display screen light source; Power supply board (not shown), it has the printed wiring to the power circuit of this backlight 72 power supplies on single face; Inverter substrate 73, it has the printed wiring of while to the inverter circuit of above-mentioned power circuit and backlight 72 power supplies herein on single face (below being).
And, about each backlight 72, by the welding portion 19 (Figure 11) of two leading parts of the male connector 1 of above-mentioned the 1st execution mode from top 73a run through inverter substrate 73 and be welded on below on the efferent of inverter circuit of 73b, male connector 1 is installed on the inverter substrate 73, two receptacle terminals 22 (Fig. 8) with above-mentioned two contact pin portions 15 (Fig. 3) chimeric above-mentioned female connectors 2 are connected on the backlight 72 by electric wire 45.And, the reinforcing metal parts 20 (Fig. 1) of male connector 1 also from top 73a run through inverter substrate 73 and be welded on below on the 73b.In addition, inverter substrate 73 also can with printed wiring be in top, be that the state that the base housing 3 (Fig. 1) of male connector 1 is in following side is installed on the main body frame 40 (Figure 16).
With female connector 2 when the peristome 5 (Fig. 1) of the base housing 3 of male connector 1 inserts, the conical surface 31,31 (Fig. 8) of notch part 23 engages with the conical surface 9,9 (Fig. 3) of dividing plate 7, simultaneously, the prominent bar 29,29 (Fig. 2) of the guiding of both sides is engaged in the gathering sill 12,12 (Fig. 1), be directed on the correct chimeric position, the contact pin portion 15,15 (Fig. 3) of two pin type joints 4,4 of male connector 1 enters in each cylindrical body 24,24 by jack 27,27 (Fig. 8), as shown in figure 10, be fitted in the female part 32,32 of receptacle terminal 22 and be electrically connected.And in case finished the chimeric of male connector 1 and female connector 2, then two of female connector 2 cards end tab 28,28 and are fastened in the fastening groove 11,11 of male connector 1, during according to this engaging thump feel and can confirm correct chimerism.
In the liquid crystal indicator of the 4th execution mode, the receptacle terminal 22,22 of the pin type joint 4,4 of the male connector 1 of chimeric connection and female connector 2 has sufficiently long space length and creepage distance respectively as mentioned above, therefore, supply with high voltage electricity, obstacles such as the fault that also can not be short-circuited even pass through the inverter circuit of the inverter substrate 73 of Figure 18 to backlight 72.In addition,, can under liquid crystal display screen 41 (Figure 16), set a large amount of backlight 72 by the male connector 1 of the 1st a large amount of execution modes is installed on the inverter substrate 73 with narrow interval, so, the performance of liquid crystal indicator can further be improved.
Claims (6)
1, a kind of male connector, about two pin type joints being contained in side by side in the base housing of anterior case shape for peristome have: contact pin portion, its rear wall from the said base housing extends to above-mentioned peristome; Leading part, it extends downwards from above-mentioned rear wall, and run through printed circuit board and be welded on the another side from one side,
Female connector can insert and be fitted in the above-mentioned peristome,
This male connector is characterised in that,
Be provided with lower partition in the said base lower part of frame, this lower partition is provided between above-mentioned two leading parts, and, outstanding downwards and run through above-mentioned printed circuit board.
2, male connector according to claim 1 is characterized in that,
Above-mentioned lower partition is more outstanding than the lower end of above-mentioned two leading parts.
3, male connector according to claim 1 is characterized in that,
Extend to transverse direction the bottom of above-mentioned lower partition.
4, male connector according to claim 1 is characterized in that,
Above-mentioned two leading parts with each other to transverse direction away from state crooked and extend, the spacing of its welding portion forms greatlyyer than the spacing of above-mentioned two contact pin portions.
5, a kind of liquid crystal indicator has: liquid crystal display screen; Become the backlight of the light source of this liquid crystal display screen; The single face substrate, it has on single face to the power circuit of this backlight power supply and the printed wiring of inverter circuit, it is characterized in that,
By above-mentioned two leading parts of the described male connector of claim 1 being run through above-mentioned single face substrate and being welded on the efferent of above-mentioned inverter circuit, above-mentioned male connector is installed on the above-mentioned single face substrate,
Be connected with above-mentioned backlight by electric wire with two receptacle terminals of above-mentioned two contact pin portions chimeric above-mentioned female connectors.
6, a kind of liquid crystal indicator has: liquid crystal display screen; Become the backlight of the light source of this liquid crystal display screen; Power supply board, it has the printed wiring to the power circuit of this backlight power supply on single face; The inverter substrate, it has the printed wiring of while to the inverter circuit of above-mentioned power circuit and the power supply of above-mentioned backlight on single face, it is characterized in that,
By above-mentioned two leading parts of the described male connector of claim 1 being run through above-mentioned inverter substrate and being welded on the efferent of above-mentioned inverter circuit, above-mentioned male connector is installed on the above-mentioned inverter substrate,
Be connected with above-mentioned backlight by electric wire with the receptacle terminal of above-mentioned contact pin portion chimeric above-mentioned female connector.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003283446 | 2003-07-31 | ||
| JP2003283446A JP4331990B2 (en) | 2003-07-31 | 2003-07-31 | Connector and liquid crystal display device using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1581595A true CN1581595A (en) | 2005-02-16 |
| CN100463299C CN100463299C (en) | 2009-02-18 |
Family
ID=34268331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200410070227XA Expired - Fee Related CN100463299C (en) | 2003-07-31 | 2004-07-30 | Connector and liquid crystal display device using same |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4331990B2 (en) |
| KR (1) | KR101046010B1 (en) |
| CN (1) | CN100463299C (en) |
| TW (1) | TWI368060B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7905733B2 (en) | 2006-06-30 | 2011-03-15 | Sharp Kabushiki Kaisha | Power board, on-board connector, lighting device, display device and television receiver |
| CN102280747A (en) * | 2010-04-26 | 2011-12-14 | 日本压着端子制造株式会社 | Connector |
| CN101473493B (en) * | 2006-06-30 | 2011-12-28 | 夏普株式会社 | Power supply board, board connector, luminaire, display, and television receiver |
| CN103390815A (en) * | 2012-05-10 | 2013-11-13 | 日本航空电子工业株式会社 | Connector |
| CN111509438A (en) * | 2012-12-31 | 2020-08-07 | 韦伯斯特生物官能(以色列)有限公司 | Connector and method for forming connector |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101265372B1 (en) | 2008-05-02 | 2013-05-20 | 엘지디스플레이 주식회사 | backlight unit |
| JP2014192035A (en) * | 2013-03-27 | 2014-10-06 | Oki Electric Ind Co Ltd | Connector, and electronic apparatus |
| CN109431462A (en) * | 2018-10-17 | 2019-03-08 | 南京沃福曼医疗科技有限公司 | A method of increasing OCT equipment creepage distance and electric clearance |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5257948A (en) * | 1992-12-14 | 1993-11-02 | Molex Incorporated | Printed circuit board mounting device for electrical connectors |
| JP3062924B2 (en) * | 1995-10-24 | 2000-07-12 | 日本航空電子工業株式会社 | High voltage connector |
| JP3069636B2 (en) * | 1996-10-23 | 2000-07-24 | 日本航空電子工業株式会社 | connector |
| JP3262726B2 (en) * | 1996-12-16 | 2002-03-04 | 日本圧着端子製造株式会社 | connector |
| JP3254188B2 (en) * | 1998-11-30 | 2002-02-04 | 日本圧着端子製造株式会社 | High voltage connector |
| JP3227138B2 (en) * | 1999-03-01 | 2001-11-12 | 日本圧着端子製造株式会社 | High voltage connector |
| JP2002164110A (en) * | 2000-11-27 | 2002-06-07 | Jst Mfg Co Ltd | High voltage connector |
-
2003
- 2003-07-31 JP JP2003283446A patent/JP4331990B2/en not_active Expired - Fee Related
-
2004
- 2004-07-22 TW TW093121927A patent/TWI368060B/en not_active IP Right Cessation
- 2004-07-30 CN CNB200410070227XA patent/CN100463299C/en not_active Expired - Fee Related
- 2004-07-30 KR KR1020040060010A patent/KR101046010B1/en not_active IP Right Cessation
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7905733B2 (en) | 2006-06-30 | 2011-03-15 | Sharp Kabushiki Kaisha | Power board, on-board connector, lighting device, display device and television receiver |
| CN101473493B (en) * | 2006-06-30 | 2011-12-28 | 夏普株式会社 | Power supply board, board connector, luminaire, display, and television receiver |
| CN102280747A (en) * | 2010-04-26 | 2011-12-14 | 日本压着端子制造株式会社 | Connector |
| CN102280747B (en) * | 2010-04-26 | 2015-11-25 | 日本压着端子制造株式会社 | Connector |
| CN103390815A (en) * | 2012-05-10 | 2013-11-13 | 日本航空电子工业株式会社 | Connector |
| CN103390815B (en) * | 2012-05-10 | 2015-11-11 | 日本航空电子工业株式会社 | Connector |
| CN111509438A (en) * | 2012-12-31 | 2020-08-07 | 韦伯斯特生物官能(以色列)有限公司 | Connector and method for forming connector |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005050745A (en) | 2005-02-24 |
| JP4331990B2 (en) | 2009-09-16 |
| TWI368060B (en) | 2012-07-11 |
| TW200519456A (en) | 2005-06-16 |
| KR20050014730A (en) | 2005-02-07 |
| CN100463299C (en) | 2009-02-18 |
| KR101046010B1 (en) | 2011-07-01 |
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