CN202103190U - Power supply hole contact member, contact chips thereof, and electric connector - Google Patents
Power supply hole contact member, contact chips thereof, and electric connector Download PDFInfo
- Publication number
- CN202103190U CN202103190U CN2011200099146U CN201120009914U CN202103190U CN 202103190 U CN202103190 U CN 202103190U CN 2011200099146 U CN2011200099146 U CN 2011200099146U CN 201120009914 U CN201120009914 U CN 201120009914U CN 202103190 U CN202103190 U CN 202103190U
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- Prior art keywords
- contact
- installation cavity
- surface plate
- electric connector
- elasticity
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Abstract
The utility model discloses a power supply hole contact member, contact chips thereof, and an electric connector, wherein the electric connector comprises a rectangular insulating shell body, a contact member installation cavity used for installing the power supply hole contact member is arranged in the insulating shell body and interpenetrates the front and rear ends of the insulating shell body, the power supply hole contact member comprises a pair of contact chips of independent split-type structures and in left-and-right juxtaposition and interval arrangement, each contact chip comprises a plane plate arranged at the front end of the contact chip and used as a splicing end, the cavity walls of each contact member installation cavity and close to the top surface and the bottom surface of the insulating shell body are provided with two opposite pairs of guiding installation grooves used for guiding and inserting the contact chips back and forth, the rear ends of the guiding installation grooves are opened and the front ends of the guiding installation grooves are plugged. The power supply hole contact member employs the split-type structure, and the two contact chips are simple in manufacturing and have no connection relation, thus air flowing in an up-and-down direction between the plane plates of two contact members are not blocked by a bridging part, and the endurance and heat dissipation effect of the electric connector formed by the power supply hole contact member is improved.
Description
Technical field
The utility model relates to electric connector.
Background technology
Two adaptive electric connectors of the bearing great current in the circuit board are that the inserting through the power hole contact in the electric connector comes transmission current; Because it is higher through electric current; Heat up to the influence of electric connector place circuit for reducing contact; Therefore require electric connector to have good radiator structure, require socket contact and plug contact after plugging together, to electrically contact reliably simultaneously, contact resistance is as much as possible little.But two contact chips of existing this type of power supply contact are the combining structures that connects and composes through bridging element; On the curved surfaces of the bridging element of this kind electric connector the path of air flow constituted and stopped; Though can increase gas permeability through the mode of a plurality of bridging elements certain interval setting spaced apart, the complicacy of manufacturing process.
The utility model content
The purpose of the utility model is to provide a kind of contact chip that is beneficial to heat radiation, makes simple power hole contact, the power hole contact that provides this contact chip to constitute simultaneously, and the electric connector with this power hole contact.
The technical scheme of the electric connector of the utility model is: a kind of electric connector; The insulation shell that comprises rectangle; The front end face of insulation shell is that inserted terminal, rear end face are the installation ends corresponding with the adapter circuit plate; The both sides of insulation shell length direction are the left and right sides; The two sides of insulation shell Width are end face, bottom surface, offer the contact installation cavity of the assembling power hole contact that connects its front and back end in the said insulation shell, said power hole contact comprise two independent divide body structures, about a pair of contact chip that is provided with at interval side by side; Each contact sheet comprises the surface plate as inserted terminal that is in front end; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for, and also is provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, and to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate; The chamber wall of the said contact installation cavity left and right sides be provided with contact chip on the elasticity hangnail card draw-in groove of joining, the cell wall of said draw-in groove rear end on the wall of contact installation cavity chamber, form forward, be used for the step surface that cooperates with the terminal block of the elasticity hangnail of power hole contact; Be provided with two pairs of guiding mounting grooves that are used for the said contact chip of front and back guiding inserting on the chamber wall near insulation shell top, both sides, bottom surface of said each contact installation cavity relatively, open, the front end shutoff in the rear end of guiding mounting groove.
Around the oral area of said contact installation cavity front end, be provided with a mouthful edge on the said insulation shell front end face; The rear end face on said mouthful edge on each side chamber wall of contact installation cavity, forms backwards, be used for the thrust step surface that cooperates with the front end block of said contact chip, said mouthful along being plugged in said top the lead front end of mounting groove of mounting groove, the end that leads.
The front end face on said mouthful of edge is the pre-large post-small enlarging fillet surface that is beneficial to grafting,
Described guiding mounting groove is to form by extending the space that institute retrains jointly between the corresponding projection that is provided with before and after on the top of one of the top of one of the left side of the contact installation cavity of mutual vicinity or right-side cavity wall, contact installation cavity or chamber, bottom side wall, contact installation cavity or chamber, the bottom side wall.
The technical scheme of the power hole contact of the utility model is: a kind of power hole contact; Said power hole contact comprise two independent divide body structures, about a pair of contact chip that is provided with at interval side by side; Each contact sheet comprises the surface plate as inserted terminal that is in front end; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for; Also be provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate.
The technical scheme of the contact chip of the power hole contact of the utility model is: a kind of contact chip of power hole contact; Comprise the surface plate that is in front end as inserted terminal; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for; Also be provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate.
The power hole contact of the utility model adopts split-type structural; Two contact chip manufacturings simply and between the two do not have annexation; Therefore the air flow on the above-below direction between the surface plate of two contacts will not receive stopping of bridging component, can improve the durability and the radiating effect of the electric connector that adopts this power hole contact structure.
Description of drawings
Fig. 1 is the structural representation of contact chip embodiment of the power hole contact of the utility model;
Fig. 2 is the embodiment schematic perspective view of the electric connector of the utility model;
Fig. 3 is the schematic perspective view of the insulation shell among Fig. 2;
Fig. 4 is the schematic perspective view at another visual angle of the insulation shell among Fig. 3;
Fig. 5 is the assembling signal of the electric connector among Fig. 2.
Embodiment
Like Fig. 1～shown in Figure 5; The embodiment of the electric connector of utility model; This embodiment is a kind of electric connector socket that has power hole contact 40 and signal contacting piece 50 simultaneously, and this electric connector comprises the insulation shell 2 of the rectangle that contact is installed, and the front end face 21 of insulation shell 2 is installation ends corresponding with the adapter circuit plate for inserted terminal, rear end face 22; The both sides of insulation shell 2 length directions are the left and right sides, and the two sides of insulation shell 2 Widths are end face 23, bottom surface 24.
The a pair of contact chip that power hole contact 40 is set up in parallel about when using is formed, and the structure of two contact chips is with plane symmetry folded between the two under the use state.Owing to the symmetrical difference external structure of removing of two contact chips is identical in fact; Below only the embodiment of one of them contact chip 1 is introduced; Contact sheet 1 comprises the surface plate 11 as inserted terminal that is in front end; The back edge one of surface plate 11 is extended with a plurality of termination pin 13 of being connected with circuit board of being used for, and termination pin 13 can be that welding pin also can be a pin of exempting to weld crimping.Each contact chip have under user mode towards the inner surface of the contact chip of pressing close to and with inner surface towards opposite outer surface.
Said insulation shell 2 offers the contact installation cavity 31 that is used to assemble said power hole contact 40 of its front and back end of a plurality of perforations, and each contact installation cavity 31 is set up in parallel about on the length direction of insulation shell 2.Be provided with the open slot 26 that communicates with contact installing hole rear portion in each contact installation cavity 31 rear portion on insulation shell 2 bottom surfaces 24, the medium position in each contact installation cavity 31 on insulation shell 2 end faces 23 is provided with the louvre 25 that communicates with the contact installing hole.Leave the heat-dissipating space that is used for air flow between two surface plates of two contact chips of said power hole contact 40, said louvre 25 is relatively arranged on the heat-dissipating space both sides with open slot 26, and heat can be discharged through heat-dissipating space from circuit board.Be provided with relatively on the chamber wall near insulation shell 2 top, both sides, bottom surface of each contact installation cavity 31 two pairs be used for before and after the guiding mounting grooves of the said contact chip 1 of guiding inserting, cutting open in Fig. 4 is shown as one of them the top guiding mounting groove 35 in a pair of top guiding mounting groove of one of them end guiding mounting groove 36, top side of the guiding mounting groove of a pair of end of bottom side in the structure.Described end guiding mounting groove 36 is to extend the space that institute retrains jointly between the projection 33 that is provided with before and after on chamber, the bottom side wall of chamber, bottom side wall, contact installation cavity 31 of one of chamber, left and right sides wall by contact installation cavity 31, contact installation cavity 31 to form.Described top guiding mounting groove 35 is to extend the space that institute retrains jointly between the projection 34 that is provided with before and after on the top side cavity wall of top side cavity wall, contact installation cavity 31 of one of chamber, left and right sides wall by contact installation cavity 31, contact installation cavity 31 to form.Around the oral area of said contact installation cavity 31 front ends, be provided with on insulation shell 2 front end faces 21 mouthful along 37; Said mouthful rear end face along 37 on each side chamber wall of contact installation cavity 31, form backwards, be used for the thrust step surface that cooperates with the front end block of said contact chip 1; The said mouthful of front end face along 37 is the pre-large post-small enlarging fillet surface that is beneficial to grafting; Said mouthful along 37 be plugged in said top guiding mounting groove 35, end guiding mounting groove 36 front end, the rear end of top guiding mounting groove 35, end guiding mounting groove 36 is an open architecture.Certainly, in other embodiment of the utility model, the shutoff mode of each mounting groove front end that leads might not depend on a mouthful edge, also can adopt other form as being arranged at projection that places groove or the terminal structure that stops extension of groove on the cell wall.
The chamber wall of each contact installation cavity 31 left and right sides be provided with contact chip 1 on the elasticity hangnail 12 card draw-in groove 32 of joining; The rectangular opening 39 that this draw-in groove 32 is offered from insulation shell 2 front end faces 21 extands rearward to the postmedian of contact installation cavity 31 chamber walls, and rectangular opening 39 is for being from the mould moulding draw-in groove 32 of loosing core.The cell wall of draw-in groove 32 rear ends on the wall of contact installation cavity chamber, form forward, be used for the step surface 321 that cooperates with the elasticity hangnail 12 terminal blocks of power hole contact.
The process of the contact installation cavity 31 from rear end (inserted terminal the is a front end) insulation shell of packing into of insulation shell 2 of the contact chip 1 in the foregoing description: the surface plate 11 of contact chip 1 gets into the contact installation cavity; Guiding mounting groove 35,36 is inserted in the both sides of surface plate 1; The elasticity hangnail 12 of contact chip receives external force and shrinks in the entering draw-in groove 32; Elasticity hangnail 12 opens under the elastic deformation effect of self, and the end of elasticity hangnail 12 withstands the step surface 321 of draw-in groove 32 rear ends, and the front end face top of contact chip 1 terminates in the thrust step surface backwards on said mouthful of edge 37; Make contact chip 1 locking, product is in place.
Claims (6)
1. electric connector; The insulation shell that comprises rectangle; The front end face of insulation shell is that inserted terminal, rear end face are the installation ends corresponding with the adapter circuit plate; The both sides of insulation shell length direction are the left and right sides; The two sides of insulation shell Width are end face, bottom surface, offer the contact installation cavity of the assembling power hole contact that connects its front and back end in the said insulation shell, it is characterized in that: said power hole contact comprise two independent divide body structures, about a pair of contact chip that is provided with at interval side by side; Each contact sheet comprises the surface plate as inserted terminal that is in front end; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for, and also is provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, and to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate; The chamber wall of the said contact installation cavity left and right sides be provided with contact chip on the elasticity hangnail card draw-in groove of joining, the cell wall of said draw-in groove rear end on the wall of contact installation cavity chamber, form forward, be used for the step surface that cooperates with the terminal block of the elasticity hangnail of power hole contact; Be provided with two pairs of guiding mounting grooves that are used for the said contact chip of front and back guiding inserting on the chamber wall near insulation shell top, both sides, bottom surface of said each contact installation cavity relatively, open, the front end shutoff in the rear end of guiding mounting groove.
2. electric connector according to claim 1; It is characterized in that: around the oral area of said contact installation cavity front end, be provided with a mouthful edge on the said insulation shell front end face; The rear end face on said mouthful edge on each side chamber wall of contact installation cavity, forms backwards, be used for the thrust step surface that cooperates with the front end block of said contact chip, said mouthful along being plugged in said top the lead front end of mounting groove of mounting groove, the end that leads.
3. electric connector according to claim 1 is characterized in that: the front end face on said mouthful of edge is the pre-large post-small enlarging fillet surface that is beneficial to grafting.
4. electric connector according to claim 1 is characterized in that: described guiding mounting groove is to form by extending the space that institute retrains jointly between the corresponding projection that is provided with before and after on the top of one of the top of one of the left side of the contact installation cavity of mutual vicinity or right-side cavity wall, contact installation cavity or chamber, bottom side wall, contact installation cavity or chamber, the bottom side wall.
5. power hole contact; It is characterized in that: said power hole contact comprise two independent divide body structures, about a pair of contact chip that is provided with at interval side by side; Each contact sheet comprises the surface plate as inserted terminal that is in front end; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for; Also be provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate.
6. the contact chip of a power hole contact; It is characterized in that: comprise the surface plate that is in front end as inserted terminal; The back edge one of surface plate is extended with a plurality of termination pin of being connected with circuit board of being used for; Also be provided with the elasticity hangnail that cooperates with contact installation cavity location on the surface plate, to be root with contact chip be that one is connected, end extends back to said elasticity hangnail and outwards turn down and elasticity is overhung at the cantilever on the outer surface of surface plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200099146U CN202103190U (en) | 2011-01-13 | 2011-01-13 | Power supply hole contact member, contact chips thereof, and electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200099146U CN202103190U (en) | 2011-01-13 | 2011-01-13 | Power supply hole contact member, contact chips thereof, and electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202103190U true CN202103190U (en) | 2012-01-04 |
Family
ID=45389189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200099146U Expired - Lifetime CN202103190U (en) | 2011-01-13 | 2011-01-13 | Power supply hole contact member, contact chips thereof, and electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202103190U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157825A (en) * | 2011-01-13 | 2011-08-17 | 中航光电科技股份有限公司 | Power supply hole contact part, contact pieces thereof and electric connector |
| CN109841988A (en) * | 2017-11-29 | 2019-06-04 | 映兴电子股份有限公司 | Insulation shell and the guillotine type electric connector for using the insulation shell |
| CN112770580A (en) * | 2021-02-05 | 2021-05-07 | 杭州小派智能科技有限公司 | Fixed knot of PCBA board constructs |
-
2011
- 2011-01-13 CN CN2011200099146U patent/CN202103190U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157825A (en) * | 2011-01-13 | 2011-08-17 | 中航光电科技股份有限公司 | Power supply hole contact part, contact pieces thereof and electric connector |
| CN102157825B (en) * | 2011-01-13 | 2013-03-20 | 中航光电科技股份有限公司 | Power supply hole contact part, contact pieces thereof and electric connector |
| CN109841988A (en) * | 2017-11-29 | 2019-06-04 | 映兴电子股份有限公司 | Insulation shell and the guillotine type electric connector for using the insulation shell |
| CN109841988B (en) * | 2017-11-29 | 2020-04-10 | 映兴电子股份有限公司 | Insulating shell and knife type electric connector using same |
| CN112770580A (en) * | 2021-02-05 | 2021-05-07 | 杭州小派智能科技有限公司 | Fixed knot of PCBA board constructs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120104 Effective date of abandoning: 20130320 |
|
| RGAV | Abandon patent right to avoid regrant |