CN100477399C - Electric receptacle with stop surface for contacting spring - Google Patents
Electric receptacle with stop surface for contacting spring Download PDFInfo
- Publication number
- CN100477399C CN100477399C CNB031423086A CN03142308A CN100477399C CN 100477399 C CN100477399 C CN 100477399C CN B031423086 A CNB031423086 A CN B031423086A CN 03142308 A CN03142308 A CN 03142308A CN 100477399 C CN100477399 C CN 100477399C
- Authority
- CN
- China
- Prior art keywords
- housing
- spring
- contact
- spring section
- contact portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2435—Contacts for co-operating by abutting resilient; resiliently-mounted with opposite contact points, e.g. C beam
-
- 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
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/52—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
Abstract
The invention discloses an electric connector. The electric connector comprises a housing and a contact spring held by the housing. The contact spring part has a stopping surface at the position to which, a second spring part is pressed by compressing the contact spring part into a state of contact. The stopping surface settles the predetermined state of the contact spring, and changes the flexibility of the contact spring by restricting the movement thereof. The rigidity, elasticity, and contact force, necessary for the wide area between two devices connected to each other by the electric connector, can be supplied to the contact spring having a second contact part arranged along a front surface of the housing, by using the stopping surface.
Description
Technical field
The present invention relates to a kind of electrical connector that is installed on the printed circuit board (PCB), it has and is used for flexibly contacting the particularly contact spring of panel of LCD of an equipment.Panel of LCD is used in the different equipment, for example on the automobile, is used to show driver's information of interest.
Background technology
For connection PCB and equipment, no matter be in ultimate range or minimum range between PCB and the equipment, electrical connector must guarantee the electrical connection between PCB and the equipment.In order to make electrical connector still can guarantee this function in the larger context, the contact spring of electrical connector comprises the spring section with bigger flexible and bigger elastic force.
European patent document EP0 902 994B1 have introduced a kind of electrical connector, this electrical connector comprises that one has the housing of contact spring, this contact spring is carried by described housing, this contact spring comprises first and second contact portions that PCB is connected with cell electrical, thereby first contact portion be set on the housing front, second contact portion is set on the cooperation side of housing.Contact spring is included in the flexible spring section (supple spring portion) that extends between described first and second contact portions.The S-shaped shape of contact spring part.Described housing has a cavity that is used for ccontaining S shape spring section.First function of spring section provides wider flexible.Second function of spring section provides contact force, utilizes this contact force, and spring section is pressed to contact mat corresponding on PCB and the battery with contact portion.The S shape of spring needs very big accommodation space, and housing must comprise the cavity of a correspondence.The design of housing is determined in advance.The S shape that forms spring section is relatively costly.
Summary of the invention
The purpose of this invention is to provide a kind of improved electrical connector, it has a contact spring, is used for linking to each other with corresponding contact mat.
Electrical connector of the present invention can be used in the different modules that is applicable to the portable phone field, in a kind of module, the connector that need have certain altitude and have the certain limit contact force, in another kind of module, need have identical contact force scope but have the connector of differing heights.This means that contact height also is variable.Be to increase the contact height that is used for new connector height although have the advantage of the present invention's design of built-in retainer, contact force still remains in certain scope.
The height of second spring section is variable, and the height of the first and the 3rd spring section is fixed.Newly-designed connector shows following advantage, different contact heights can one with identical diel in be stamped out, thereby need not any new investment, be used for the required different contact height of corresponding connector height of production certain limit.
Utilize connector of the present invention can realize purpose of the present invention.The present invention has introduced a kind of electrical connector that comprises housing and contact spring.Contact spring comprises second spring section that is provided with along the front side of housing.This housing comprises a stop surface that is provided with along the front side of housing, is used to limit second spring section along moving towards housing direction.
The limit movement of second spring section allows to use a kind of design, is applicable to different connector height, thereby provides the first and second contact portions required contact force that links to each other with corresponding contacts.Use stop surface to limit first spring section in motion perpendicular to the direction of motion of first and second contact portions by contacting corresponding contact mat, shown following advantage, just second spring section can be provided with along the front side of housing, and has the shape of basic straight-arm.Thereby need not to use known S shape spring section.Use is used for the necessary rigidity of the stop surface generation spring section of second spring section.Use this mode, the spring section of simple shape can be provided, it has the flexible and necessary contact force of the necessity that is used for contact portion.
Preferably, three spring sections partly are made up of the linear that links to each other by sweep each other basically.Thereby provide the simple shape of being convenient to make.
In a preferred embodiment of the invention, first contact portion is arc, and first contact portion links to each other with the 3rd spring section by sweep.Use is used to connect the required rigidity of sweep generation this part of contact spring of first contact portion and the 3rd spring section.Thereby first contact portion and the 3rd spring section can be by the more thin material manufacturing with less width, for example sheet metals.
Preferably, in the upper end of described stop surface, described stop surface to small part is circular, thereby utilizes the circle of stop surface to help the bending of second spring section.Adopt this mode, the pressure that acts on second spring section can be lowered.In a preferred embodiment of the invention, described housing is cooperating side to comprise the receiving slit of being separated by wall, and described receiving slit can receive the part of the 3rd spring section and at least the first contact portion.It is littler that thereby the height of housing can be designed.Highly more little, the distance between two equipment that are joined together by electrical connector is just more little.
Preferably, on the front of described housing, described wall comprises and is used for for example second stop surface of the equipment of printed circuit board (PCB), is used to limit the maximum biasing force that connects spring.Provide the second stop surface permission equipment to align, and the maximum biasing force of definite contact spring.
In the preferred embodiment of the present invention, stop surface is horizontally installed on second spring section.In this embodiment, spring section comprises two lateral projection parts that contact and limit the rotation of first spring section with two stop surfaces.
In another preferred embodiment of the present invention, provide a kind of electrical connector, comprise housing and the contact spring that is kept by described housing, contact spring comprises first contact portion and second contact portion that is used for flexibly connecting two corresponding contacts, first contact portion is set on the mating surface of housing, second contact portion is set on the installed surface of housing, contact spring is included in the flexible spring section that extends between first and second contact portions, housing comprises the stop surface of the motion that is used for the restraining spring part, it is characterized in that: spring section comprises first, second and third part, by two sweeps these three spring sections are linked together, second spring section is provided with along the front side of housing, stop surface is arranged on the front side of housing, so that limit of the motion of second spring section to housing, the 3rd spring section is arranged on the top of the mating surface of housing, and link to each other with first contact portion, first spring section is arranged on the below of the cooperation side of housing, and link to each other with second contact portion, the included plate of one arm and first spring section links to each other, described arm extends to the dorsal part of housing from described plate, link to each other with second contact portion by the 3rd sweep, described arm has relatively little width with respect to its length, thereby can adjust the height of second contact portion with respect to the fixed position of plate.
Other advantageous characteristic feature of the present invention is introduced in claims or will be become clearer by the introduction that hereinafter engages accompanying drawing and carried out.
Hereinafter will introduce embodiments of the invention in conjunction with the accompanying drawings.
Description of drawings
Fig. 1 is the perspective view of electrical connector;
Fig. 1 b is second perspective view of electrical connector;
Fig. 2 is the cutaway view of connector and contact spring;
Fig. 3 is the front view of housing;
Fig. 4 is the cutaway view of the plate of contact spring;
Fig. 5 is the perspective view of second embodiment of contact spring and stop surface;
Fig. 6 is the perspective view of contact spring;
Fig. 7 is the view of the electrical connector that is assembled together fully with contact spring;
Fig. 8 is the upward view of connector shown in Figure 7.
Embodiment
Fig. 1 has shown the electrical connector 3 that is used to connect two equipment 7,29.In a preferred embodiment, described two equipment are respectively printed circuit board (PCB) 29 and the LCD 7 that is electrically connected with LCD 7.Electrical connector 3 comprises housing 5 and contact spring 1.Housing 5 is made by insulating material, and contact spring 1 is made by the material that can electrically contact.Housing extends to mating surface 8 from installed surface 6.As shown in the figure, on the mating surface 8 of housing 5, has the first reception recessed portion 11 that is separated by wall 27.Described first receives recessed portion 11 24 extends to the back side along the Width of housing 5 from the front.Housing 5 has the groove 13 of 24 openings in front.Groove 13 has been determined upper and lower plane 30,31 in the front 24 of housing 5.Described upper and lower plane 30,31 be positioned in described housing 5 vertically on.The end face of wall 27 and last plane 31 adjacency.Groove 13 has shown following advantage, and just housing 5 is not manufactured into solid.Therefore, needs material still less.Last plane 31 provides first stop surface 21 between two walls 27.This stop surface preferably is configured a plane.
Contact spring 1 shows a U-shaped shape, and wherein contact portion is on the end of shank (legs).Contact spring 1 comprises first spring section 17, second spring section 18 and the 3rd spring section 19, preferably they is formed straight portion.Second spring section 18 is provided with along the front 24 of housing, and links to each other with first spring section 17 by first sweep 9, links to each other with the 3rd spring section 19 by second sweep 10.First spring section 17 is set at the below of the installed surface 6 of housing 5.First spring section 17 comprises by the plate 15 of the 14 horizontal clampings of the groove on the housing 5.By plate 15, groove 14 is fixed on the precalculated position with first spring section 17.Plate 15 links to each other with arm 16, and described arm 16 slave plates 15 extend to the dorsal part of housing 5.Described arm 16 links to each other with second contact portion 2 by the 3rd sweep 32.Second contact portion 2 is provided for the contact force that contacts with the contact mat 25 of LCD 7 at downside.Arm 16 has relatively little width, thereby can adjust the height of contact portion 2 with respect to the fixed position of plate 15 neatly.Do not having under the prerequisite of stress, first spring section 17 and second spring section 18 are approximated to 90 ° each other.
Do not having under the prerequisite of stress, angle approximately is 100 ° between the 3rd spring section 19 and second spring section 18.Under situation about not meeting with stresses, there is certain distance between second spring section 18 and the stop surface 21.The 3rd spring section 19 is positioned at the top of the mating surface 8 of housing 5.The 3rd spring section 19 links to each other with first contact portion 4 above the 3rd sweep 33.As shown in the figure, between the upside of the 3rd spring section 19 and first contact portion 4 angle greater than 90 ° but less than 180 °.From the mating surface 8 of housing 5 on the direction of printed circuit board (PCB) 29, it is one arc that first contact portion 4 has.First contact portion 4 comprises second contact mat 28 in the described arc outside, and contact mat 28 is used for contacting with the contact mat of PCB29.
The uper side surface 26 supporting PCB29 of wall 27.This surface 26 determines that contact spring 1 acts on the maximum biasing force of PCB29.In stop surface 21 upper areas, the width of contact spring 1 is littler than the distance between two walls 27, and contact spring 1 is set between two walls 27.This as shown in Figure 3.
By in groove 14 from the front side 24 slurcams 15, contact spring 1 is installed in the housing 5.Plate 15 fixedly determined the position of contact spring 1 with respect to housing 5.
Fig. 1 b is second perspective view of connector shown in Figure 1.
Fig. 2 is a cutaway view, has shown housing 5 and contact spring 1 on two diverse locations.At primary importance A, contact spring is not compressed.At second place B, contact spring 1 is by PCB29 and LCD 7 compressions.In primary importance, there is certain distance between second spring section 18 and the stop surface 21.PCB29 from primary importance during second place motion process, at first motion parts, the crooked function of contact spring 1 is realized by first sweep 9 and second sweep 10.Second spring section 18 leans against on the stop surface 21 at given position.In this position, when PCB further when the second place is moved, the crooked function of contact spring 1 is realized by second sweep 10.In the second place, PCB leans against on the surface 26 of wall 27.In the second place, the 3rd spring section 19 is set in the receiving slit 11.Between wall 27, in each receiving slit 11, housing 5 comprises that second stop surface, 23, the second stop surfaces 23 are used as the stop shoulder of first contact portion 4.As shown in Figure 2, when the second place, the arc top that is positioned at second stop surface 23 of first contact portion 4.
In a preferred embodiment, stop surface 21 comprises a curved shape in the upper end, and it helps the dorsal part direction bending of second spring section 18 to housing 5.This curved shape constitutes radiant type plane 34, has reduced the linear pressure (line pressure) that acts on second spring section 18.
Fig. 4 is a cutaway view, has shown groove 14 fixed heads 15 that utilize two located lateral on the housing 5.
Fig. 5 has shown the electrical connector with contact spring 13 of another embodiment of the present invention, and this contact spring 1 comprises second spring section 18 with lateral projection part 35.Bossing 35 preferably has identical height.In this embodiment, because bossing 35 adopts by extending on two cross sides of mode at second spring section 18 that contact with wall 27 at as shown in Figure 2 second contact position compression contact spring 1, so need not to provide the last plane 31 shown in Fig. 1 and 2.At one more in the simple embodiment, only provide a bossing 35.
Principal character of the present invention is for second spring section 18 provides stop surface, and this stop surface is provided with along the front side of housing 5.In this embodiment, according to the selected device of those skilled in the art, provide this stop surface.
Fig. 6 has shown the perspective view of contact spring.
Fig. 7 shows the electrical connector that is equipped with 8 contact springs.
Fig. 8 is the upward view of connector shown in Figure 7.
Claims (8)
1 one kinds of electrical connectors comprise housing and the contact spring that is kept by described housing,
Contact spring comprises first contact portion and second contact portion that is used for flexibly connecting two corresponding contacts,
First contact portion is set on the mating surface of housing, and second contact portion is set on the installed surface of housing,
Contact spring is included in the flexible spring section that extends between first and second contact portions,
Housing comprises the stop surface of the motion that is used for the restraining spring part,
It is characterized in that:
Spring section comprises and first, second and third part these three spring sections linked together by two sweeps,
Second spring section is provided with along the front side of housing,
Stop surface is arranged on the front side of housing, so that limit of the motion of second spring section to housing,
The 3rd spring section is arranged on the top of the mating surface of housing, and links to each other with first contact portion,
First spring section is arranged on the below of the cooperation side of housing, and links to each other with second contact portion,
The included plate of one arm and first spring section links to each other, described arm extends to the dorsal part of housing from described plate, link to each other with second contact portion by the 3rd sweep, described arm has relatively little width with respect to its length, thereby can adjust the height of second contact portion with respect to the fixed position of plate.
2 electrical connectors according to claim 1 is characterized in that: three spring sections are made of the part of flat shape, and are connected to each other together by two sweeps.
3 electrical connectors according to claim 1 and 2 is characterized in that: first contact portion is arc, the corresponding contact of described arc sensing, and this first contact portion links to each other with the 3rd spring section by sweep, and curved portions is pointed to housing.
4 electrical connectors according to claim 1 is characterized in that: described stop surface to small part is the plane.
5 electrical connectors according to claim 1 is characterized in that: in the upper end of described stop surface, on the direction of housing dorsal part, it is the shape of circle that described stop surface comprises to small part, and this dorsal part is relative with the front side of housing.
6 electrical connectors according to claim 1, it is characterized in that: described housing is cooperating side to comprise the receiving slit of being separated by wall, when contact spring was in the position of maximum bias voltage, described receiving slit can receive the part of the 3rd spring section and at least the first contact portion.
7 electrical connectors according to claim 6 is characterized in that: at the mating surface of described housing, described wall comprises the installed surface that is used for printed circuit board (PCB).
8 electrical connectors according to claim 1, it is characterized in that: second spring section comprises two lateral projection parts, housing comprises two faces that are assigned to described bossing, adopt following manner that these two faces are distributed to described bossing, promptly limit of the motion of second spring section to housing direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP02010380 | 2002-05-08 | ||
| EP02010380.0 | 2002-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1457115A CN1457115A (en) | 2003-11-19 |
| CN100477399C true CN100477399C (en) | 2009-04-08 |
Family
ID=29414675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031423086A Expired - Fee Related CN100477399C (en) | 2002-05-08 | 2003-05-08 | Electric receptacle with stop surface for contacting spring |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4576096B2 (en) |
| KR (1) | KR20030087545A (en) |
| CN (1) | CN100477399C (en) |
| DE (1) | DE10318524B4 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007011458A1 (en) * | 2007-03-09 | 2008-09-11 | Zf Friedrichshafen Ag | Connection System |
| DE102011017500B4 (en) * | 2011-04-26 | 2017-03-16 | Semikron Elektronik Gmbh & Co. Kg | circuitry |
| JP2014011048A (en) * | 2012-06-29 | 2014-01-20 | Fujitsu Component Ltd | Contact member |
| DE102012222364A1 (en) | 2012-12-05 | 2014-06-05 | E.G.O. Elektro-Gerätebau GmbH | Connector and device with such a connector |
| CN103187644A (en) * | 2013-03-25 | 2013-07-03 | 苏州智绿环保科技有限公司 | Plane contact device used for rapidly conducting large current |
| CN106099457A (en) * | 2016-07-27 | 2016-11-09 | 深圳市信维通信股份有限公司 | Double-surface contact type elastic sheet connector |
| JP2019200872A (en) * | 2018-05-15 | 2019-11-21 | モレックス エルエルシー | connector |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5378160A (en) * | 1993-10-01 | 1995-01-03 | Bourns, Inc. | Compliant stacking connector for printed circuit boards |
| AU2710897A (en) * | 1996-05-31 | 1998-01-05 | Whitaker Corporation, The | Rechargeable battery connector |
| DE19634565C1 (en) * | 1996-08-27 | 1997-11-06 | Amphenol Tuchel Elect | Contact carrier for chip-card reader with automatic SMD components equipping |
| DE19829551C2 (en) * | 1998-07-02 | 2000-12-14 | Amphenol Tuchel Elect | Contact carrier |
| DE10027600C1 (en) * | 2000-06-02 | 2001-11-22 | Amphenol Tuchel Elect | Contact for mounting in contact bearer has movable part with protruding curved section joined to intermediate section and to hooked section fitting in guide part opening in loaded state |
| DE20101938U1 (en) * | 2001-02-05 | 2001-06-07 | Tyco Electronics Nederland Bv | Resilient contact element and arrangement for resilient contact |
-
2003
- 2003-04-24 DE DE10318524A patent/DE10318524B4/en not_active Expired - Fee Related
- 2003-05-06 KR KR10-2003-0028545A patent/KR20030087545A/en not_active Application Discontinuation
- 2003-05-08 JP JP2003129726A patent/JP4576096B2/en not_active Expired - Fee Related
- 2003-05-08 CN CNB031423086A patent/CN100477399C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE10318524A1 (en) | 2003-12-04 |
| JP2003331954A (en) | 2003-11-21 |
| DE10318524B4 (en) | 2006-06-08 |
| KR20030087545A (en) | 2003-11-14 |
| JP4576096B2 (en) | 2010-11-04 |
| CN1457115A (en) | 2003-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20120508 |