CN201797111U

CN201797111U - Pin seat

Info

Publication number: CN201797111U
Application number: CN2010205305573U
Authority: CN
Inventors: 王庆照
Original assignee: E Full Enterprise Co Ltd
Current assignee: E Full Enterprise Co Ltd
Priority date: 2010-09-16
Filing date: 2010-09-16
Publication date: 2011-04-13
Anticipated expiration: 2020-09-16

Abstract

The utility model relates to a pin seat, which comprises an outer housing and a grip claw, wherein, the grip claw is arranged inside the outer housing; the outer housing comprises a propping block and a peripheral wall; the propping block props against the surface of a first electric component; the peripheral wall extends from the propping block; the grip claw comprises an annular wall, an embedding wall and a plurality of clamping arms; the annular wall is in tight fit with the peripheral wall of the outer housing; the embedding wall protrudes out of the annular wall from the top edge of the annular wall, and is embedded in the propping block of the outer housing; the clamping arms extend from the bottom edge of the annular wall in the direction opposite to the embedding wall; in addition, the clamping arms can grip the electric pin collectively when an electric pin of a second electric component is inserted into the pin seat, so that the second electric component is electrically connected with the first electric component through the pin seat. In the pin seat, the embedding wall of the grip claw is embedded in the propping block of the outer housing, so that loose contact caused by the replacement of the grip claw relative to the outer housing can be avoided when the electric pin is inserted in the pin seat.

Description

Key seat

Technical field

The utility model relates to a kind of key seat, particularly a kind of key seat that is arranged at power supply connection usefulness on the electric assembly.

Background technology

Consult Fig. 1, present key seat 1 is to be arranged at one first electric assembly 100, for example on the laminated circuit board (PCB), and be electrically connected with this first electric assembly 100, and the electrical pin (pin) 200 for one second electric assembly (scheme not shown) plant separatably (illustrate among the figure this electrical pin 200 as yet fully plant go in this key seat 1), and be electrically connected with this first electric assembly 100 through this key seat 1, this key seat 1 comprises a shell 11, and a folder pawl 12 that tightly fits in this shell 11.

This shell 11 roughly becomes the pipe shape, have one be resisted against these first electric assembly, 100 surfaces against pier 111, from should be against pier 111 perisporium 112 that the direction in the first electric assembly is extended along these first electric assembly, 100 surfaces, and one outwards protrude and can cooperate the projections 113 that fix this first electric assembly 100 jointly against pier 111 with this from this perisporium 112.

This folder pawl 12 has a ring wall 121 that tightly fits in these shell 11 perisporiums 112 internal faces, and most propping up from these ring wall 121 root edges is in reverse to the jig arm 122 that this shell 11 extends against pier 111 directions, when the electrical pin 200 of this second electric assembly inserts this key seat 1, described 122 common cooperations of jig arm are pressed from both sides this electrical pin 200 of pulling, and make this second electric assembly be electrically connected through this key seat 1 and this first electric assembly 100 formation, and the carrying out of the follow-up for example electric signal of confession measurement etc.

Though above-mentioned key seat 1 can be planted separatably for the electrical pin 200 of the second electric assembly, be electrically connected and make this second electric assembly form through this key seat 1 and this first electric assembly 100, but, structurally, the folder pawl 12 of this key seat 1 only is to allow this folder pawl 12 combine with this shell 11 by this ring wall 121 with the friction tight each other mode of the perisporium 112 of this shell 11, so have folder pawl 12 along with electrical pin 200 is inserted, pull out number of times accumulation and gradually relatively this shell 11 get loose, the situation of sliding occurs, and then influence electrical pin 200 plants, cause being electrically connected bad problem and take place.

Consult Fig. 2, so, dealer's improvement of being correlated with, the processing procedure that cooperates reflexed to press is again made key seat 2, and the key seat 2 after the improvement comprises a shell 21, with a folder pawl 22 that tightly fits in this shell 21.

This shell 21 roughly becomes the pipe shape, have one and be limited to the stubborn pier of the folding on these first electric assembly, 100 surfaces 211, from stubborn pier 211 perisporium 212 that the direction to the first electric assembly 100 in is extended along these first electric assembly, 100 surfaces of this folding, and one from this perisporium 212 outwards protrude and can with this folding pier 211 common projections 213 that fix this first electric assembly 100 that cooperate that break.The stubborn pier 211 of this folding is with the processing procedure moulding that reflexed presses, and has a limiting section 214 that links with this perisporium 212, and a folded part 215 that breaks Qu Yanshen from these limiting section 214 reverse these shell 21 centers.At this, illustrate this shell 21 have two on the contrary the open end aspect explain.

This folder pawl 22 has the clip wall 222 that a ring wall 221 that tightly fits in these shell 21 perisporiums 212 internal faces, extends obliquely from these ring wall 221 apical margins, and most propping up from these ring wall 221 root edges is in reverse to the jig arm 223 that stubborn pier 211 directions of these shell 21 foldings are extended, when the electrical pin 200 of this second electric assembly inserts this key seat 2, described 223 common cooperations of jig arm are pressed from both sides this electrical pin 200 of pulling, and make this second electric assembly be electrically connected through this key seat 2 and this first electric assembly 100 formation, and the carrying out of the follow-up for example electric signal of confession measurement etc.

Key seat 2 after the above-mentioned improvement mainly is limiting section 214 and the folded part 215 that molds the stubborn pier 211 of these shell 21 foldings by the processing procedure that reflexed presses, and make the clip wall 222 of this limiting section 214 and the described folder pawl 22 of folded part 215 common clippings, and reach improve this folder pawl 22 can along with electrical pin 200 plug and unplug number of times accumulation and gradually relatively this shell 21 slide, get loose, and then cause the problem of poor electrical contact.

But, stubborn pier 211 is oblique aspect because reflexed presses the folding of moulding, and the clip wall 222 of this folder pawl 22 also is into oblique and mates with each other, so, though drive this folder pawl 22 relative these shell 21 outside slippages in the time of can avoiding electrical pin 200 to pull away this key seat 2, drive the slippages, loosening in this shell 21 relatively of this folder pawl 22 in the time of can't avoiding plugging electrical pin 200.That is to say, the dealer carries out such improvement, only be to have increased the processing procedure cost that reflexed presses moulding, for the folder pawl 22 that improves key seat 2 can along with electrical pin 200 plug and unplug number of times accumulation and gradually relatively this shell 21 to lower slider, get loose, and then cause the problem and the unsubstantial help of poor electrical contact.

By above-mentioned explanation as can be known, present

key seat

1,2 still needs the dealer to be improved, avoid pressing from both

sides pawl

12,22 along with electrical pin 200 plug and unplug number of times accumulation and gradually opposite

shell

11,21 get loose, slide, and then influence electrical pin 200 and plant and cause being electrically connected bad problem and take place.

Summary of the invention

The purpose of this utility model is to provide a kind of folder pawl more can opposite shell not get loose, slide, and then influences plant key seat with the problem of being electrically connected of electrical pin.

Key seat of the present utility model is arranged on the one first electric assembly and with this first electric electrical component and is connected, and plants separatably and be connected with this first electric electrical component through this key seat for an electrical pin of one second electric assembly, comprises a shell and and presss from both sides pawl.

This shell have one be resisted against this first electric assembly surface against pier, and one from should be against pier along this first electric assembly surface perisporium of extending of the direction in the first electric assembly.

This folder pawl has a ring wall, that tightly fits in the internal face of this case peripheral wall and convexedly stretches in the outside wall surface of this ring wall and stretch this inlay card wall against pier of embedding from the outside wall surface direction of this rampart apical margin to this case peripheral wall, and most jig arm that are in reverse to this inlay card wall direction extension from this ring wall root edge, when this electrical pin inserts this key seat, common this electrical pin of pulling that presss from both sides of described jig arm.

Preferably, in the described key seat, this inlay card wall is approaching vertical with this ring wall.

Preferably, in the described key seat, this shell also has from the outside protrusion of this perisporium and cooperates the projection that fixes this first electric assembly jointly against pier with this.

Preferably, in the described key seat, this shell comprise that against pier an end pier portion that abuts against this first electric assembly surface, is in reverse to the body that this perisporium direction is extended from this end pier portion, reach one from the press solidly portion of this body to this perisporium central axial direction extension, the common formation one of this end pier portion, body and the portion of pressing solidly supplies the inlay card wall of this folder pawl by chimeric build-in space wherein.

The beneficial effects of the utility model are: with the inlay card wall of folder pawl stretch embed shell in pier, make that folder pawl and shell are fixed relative to one another, and improve the folder pawl along with electrical pin plug and unplug number of times accumulation and gradually opposite shell get loose, slide, and then influence electrical pin and plant and the problem that is electrically connected.

Description of drawings

Fig. 1 is a cutaway view, and existing a kind of key seat is described;

Fig. 2 is a cutaway view, and existing another kind of key seat is described;

Fig. 3 is a cutaway view, and a preferred embodiment of the utility model key seat is described;

Fig. 4 is a cutaway view, and the state of the preferred embodiment of the utility model key seat for the electrical pin plant of one second electric assembly is described;

Fig. 5 is a cutaway view, illustrates that will press from both sides pawl with a punching press processing procedure fits into the half-finished aspect of shell;

Fig. 6 is a cutaway view, and the utility model key seat made from secondary punching press processing procedure is described.

Embodiment

Below in conjunction with drawings and Examples the utility model is elaborated.

Consult Fig. 3, Fig. 4, one preferred embodiment of a kind of key seat 3 of the utility model, it is arranged at the first electric assembly 100 for example on the laminated circuit board (PCB), and be electrically connected with this first electric assembly 100, and supply the electrical pin 200 of the second electric assembly (scheming not shown) as shown in Figure 4 to plant separatably, and be electrically connected with this first electric assembly 100 through this key seat 3, this key seat 3 comprises a shell 31 that is coated with bright tin, and one is main composition material and the folder pawl 32 that is coated with gold with the beryllium copper.

These shell 31 general one-tenth pipe shapes, have one be resisted against these first electric assembly, 100 surfaces against pier 311, from should be against pier 311 perisporium 312 that the direction to the first electric assembly 100 in is extended along these first electric assembly, 100 surfaces, and from this perisporium 312 outwards protrude and with this against the pier 311 common projections 313 that fix this first electric assembly 100 that cooperate.In the present embodiment, illustrating this shell 31 has the open end that single power supply pin 200 plants and explains.

Should comprise that an end pier portion 314, that abuts against these first electric assembly, 100 surfaces was in reverse to the body 315 that these perisporium 312 directions are extended from this end pier portion 314 against pier 311, and one from this body 315 to the portion that presses solidly 316 that this perisporium 312 central axial direction are extended, this end pier portion 314, body 315 and press solidly the portion 316 common build-in spaces 317 that form.

This folder pawl 32 has a ring wall 321 that tightly fits in perisporium 312 internal faces of this shell 31, and convexedly stretches in the inlay card wall 322 of these ring wall 321 outside wall surface to the perisporium 312 outside wall surface directions of this shell 31 from these ring wall 321 apical margins, and most jig arm 323 that are in reverse to this inlay card wall 322 directions extension from these ring wall 321 root edges, this inlay card wall 322 and this ring wall 321 are closer to each other vertically outwards to protrude out from these ring wall 321 outside wall surface levels, and stretches and embed this shell 31 in the build-in space 317 of pier 311.Described jig arm 323 has elasticity and when the electrical pin 200 of the second electric assembly is planted, described jig arm 323 is opened by electrical pin 200 compressings and is able to common folder this electrical pin 200 of pulling, and make this second electric assembly be electrically connected through this key seat 3 and this first electric assembly 100 formation, and the carrying out of the follow-up for example electric signal of confession measurement etc.

Key seat 3 of the present utility model not only can be planted separatably for the electrical pin 200 of the second electric assembly, be electrically connected and make this second electric assembly form through this key seat 3 and this first electric assembly 100, simultaneously, structurally by the end pier portion 314 of this shell 31 against pier 311, body 315 and press solidly the common build-in spaces 317 that form that cooperate of portion 316, allow the inlay card wall 322 of this folder pawl 32 stretch in this build-in space 317 of embedding, and by this shell 31 against the end pier portion 314 of pier 311 and press solidly portion 316 and cooperate and press solidly, and the ring wall 321 that makes this folder pawl 32 and shell 31 be not only by this folder pawl 32 combines with the friction tight each other mode of the perisporium 312 of this shell 31, also stretch the phase build-in in the pier 311 that is embedded in this shell 31 by the inlay card wall 322 of this folder pawl 32, so more can not produce this folder pawl 32 along with electrical pin 200 is inserted, pull out number of times accumulation and gradually relatively this shell 31 get loose, the situation of sliding occurs, and then influences electrical pin 200 plants, the problem that is electrically connected takes place.

Key seat 3 of the present utility model will press from both sides pawl with punching press processing procedure and fit into the half-finished making flow process of shell and consult Fig. 5, and please cooperate review Fig. 3, be the shell semi-finished product 4 of preparing approximate this shell 31 of aspect essence as shown in Figure 5 earlier, it has desires to mold this be stamped piece 41, perisporium 312 from these piece 41 extensions that are stamped against pier 311, and the projections 313 that outwards protrude from this perisporium 312, this be stamped piece 41 and comprise one for these folder pawl 32 inlay card walls 322 abut against scarce 42; Afterwards, with a punching press processing procedure these folder pawl 32 close-fittings with inlay card wall 322 are incorporated in these shell semi-finished product 4, and allow this inlay card wall 322 abut against being stamped piece 41 and molding this of these scarce 42 these shell semi-finished product 4 of back punching press against pier 311, and then mold as shown in Figure 3 this shell 31, the inlay card wall 322 that also will press from both sides pawl 32 simultaneously is embedded at this end pier portion 314, body 315 and presses solidly 316 common cooperations in the build-in space 317 that forms of portion, and simple and easy, finish manufacturing of key seat 3 integral body at low cost.

In addition, key seat 3 ' of the present utility model also can be made of the processing procedure of secondary punching press.Consult shown in Figure 6, the key seat of making of the processing procedure of secondary punching press 3 ', the portion that presses solidly 316 ' against pier 311 ' of its shell 31 ' not only presses solidly the inlay card wall 322 of this folder pawl 32, also almost completely cover this folder pawl 32 apical margins along extending, and can more firmly these folder pawl 32 relative these shell 31 ' clips be fixed, and avoid this folder pawl 32 along with electrical pin 200 plug and unplug number of times accumulation and gradually relatively this shell 31 ' get loose, slide.This illustrate this shell 31 ' have two on the contrary the open end aspect explain.

In sum, the utility model key seat 3,3 ' mainly be will press from both sides with the punching press processing procedure inlay card wall 322 build-ins that pawl 32 protrudes out in this shell 31,31 ' in pier 311,311 ', the folder pawl that improves existing key seat whereby fully along with electrical pin plug and unplug number of times accumulation and gradually relatively its shell situation of getting loose, sliding take place.

Claims

1. key seat, be arranged on the one first electric assembly and and be connected with this first electric electrical component, and an electrical pin that supplies one second electric assembly is planted separatably and is connected with this first electric electrical component through this key seat, this key seat comprises a shell, reach a folder pawl, this shell have one be resisted against this first electric assembly surface against pier, reach one from being somebody's turn to do the perisporium that the direction in the first electric assembly is extended against pier along this first electric assembly surface, this folder pawl has a ring wall that tightly fits in this case peripheral wall internal face, and most jig arm, when this electrical pin inserts this key seat, common this electrical pin of pulling that presss from both sides of described jig arm; It is characterized in that: this folder pawl also has one and convexedly stretches in this ring wall outside wall surface and stretch to this case peripheral wall outside wall surface direction from this rampart apical margin and embed this inlay card wall against pier, and described jig arm is in reverse to this inlay card wall direction from this ring wall root edge and extends.

2. key seat according to claim 1 is characterized in that: this inlay card wall is approaching vertical with this ring wall.

3. key seat according to claim 2 is characterized in that: this shell also has from the outside protrusion of this perisporium and cooperates the projection that fixes this first electric assembly jointly against pier with this.

4. key seat according to claim 3, it is characterized in that: this shell comprise that against pier an end pier portion that abuts against this first electric assembly surface, is in reverse to the body that this perisporium direction is extended from this end pier portion, reach one from the press solidly portion of this body to this perisporium central axial direction extension, the common formation one of this end pier portion, body and the portion of pressing solidly supplies the inlay card wall of this folder pawl by chimeric build-in space wherein.