CN2800558Y

CN2800558Y - Electronic card connector

Info

Publication number: CN2800558Y
Application number: CN 200520070748
Authority: CN
Inventors: 吕朝旺; 许长新; 赵森兵
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-04-11
Filing date: 2005-04-11
Publication date: 2006-07-26
Anticipated expiration: 2015-04-11

Abstract

The utility model discloses an electronic card connector, which comprises an insulating body, a plurality of current conducting ends, a shielding casing covering on the insulating body and a cart retreating mechanism, wherein the insulating body is provided with the side wall provided with a boss and an abutting part; the shielding casing comprises a main body part and a plurality of side walls extending downwards from the main body part; three side walls and the main body together form a containing space with an opening. Openings matched with the boss and a spring sheet abutted with the abutting part of the insulating body are arranged on the side walls. Because of the resilience generated when the spring sheet is abutted on the abutting part, the match of the opening and the boss is tight; thereby, the utility model can ensure the good coplane degree when the shielding casing is welded on a circuit board.

Description

Electronic card coupler

[technical field]

The utility model relates to a kind of electronic card coupler, refers in particular to the electronic card coupler that has fine coplane degree in the time of guaranteeing shielding casing and conducting terminal welding.

[background technology]

The technology of information electronic product, constantly research and develop evolution along with user demand, for providing the convenience of circulation, various portable electronic devices such as numerical digit camera, personal digital assistant machine or portable computer etc., all towards the design of miniaturization, to alleviate the burden of user when carrying.At this moment, need take into account simultaneously and keep its enough function, could really become the light and carry-on sharp weapon of user.With the electronic products such as personal digital assistant device sum digit camera of life-stylize, all be to come extended function and memory document by electronic cards.Wherein electronic card coupler is in order to connect various electronic products, and provide the plant of electronic cards to locate, to form electric connection and the information sharing between electronic cards and the electronic product, other provides exit function to take out electronic cards, but the restriction of dwindling owing to the electronic installation overall space, the precision requirement of each parts of electronic cards and cooperation each other thereof also constantly promotes, so being badly in need of will be solving the problem that cooperates reliably between each parts under the prerequisite that does not increase the connector overall volume, with the stable function of performance electronic cards.

[utility model content]

The purpose of this utility model is to provide a kind of electronic card coupler of coplane degree can realize the shielding casing welding time.

For achieving the above object, the utility model adopts following technical scheme: a kind of electronic card coupler, it comprises insulating body, plurality of conductive terminals, shielding casing and trip mechanism.Insulating body comprises a base portion and the sidewall and the fixing rib that are extended by base portion, wherein inside sidewalls is provided with the slot outside that bootable electronic cards inserts and is interval with boss and butting section, described shielding casing is assembled on the insulating body, it comprises plate-like body portion and some sidewall that is provided with opening and shell fragments that extends from this main part, the receiving space of electronic cards and the opening that a power supply subcard inserts are accommodated in the common formation one of these sidewalls and main part and insulating body, position shielding casing in the opening of boss snap close on the shielding casing sidewall in the described insulating body sidewall outside, simultaneously the resilience force that contact back formation with the butting section by the shell fragment on the shielding casing makes boss more close with cooperating of opening, good coplane degree when guaranteeing to weld on insulating body with assurance shielding casing strong fix.

With respect to prior art, the utility model electronic card coupler has following beneficial effect: the resilience force that forms by contact back, butting section corresponding on depressible shell fragment on the shielding casing and the insulating body is realized closely cooperating of shielding casing and insulating body, to guarantee shielding casing good coplane degree when welding.

[description of drawings]

Fig. 1 is the stereogram after the utility model electronic card coupler assembling.

Fig. 2 is the three-dimensional exploded view of the utility model electronic card coupler.

Fig. 3 is the part assembly drawing of the utility model electronic card coupler.

Fig. 4 is assembled in the stereogram of insulating body for conducting terminal in the utility model electronic card coupler and trip mechanism.

Fig. 5 is another angular views of the utility model electronic card coupler assembling back.

[embodiment]

See also Figure 1 and Figure 2, the utility model electronic card coupler includes insulating body 1, conducting terminal group 2, trip mechanism 3 and shielding casing 4.

Please continue to consult Fig. 1 to shown in Figure 4, insulating body 1 comprises a base portion 13, reaches the fixing rib 10 and the sidewall 11 that are extended to form forward by base portion 13 two side ends, while base portion 13 upwards vertical extent forms rear wall 14, and the sidewall 11 of insulating body 1, base portion 13 and rear wall 14 form electronic cards receiving space 16 with shielding casing.Be provided with the inserting part 12 that connects described fixing rib 10 and sidewall 11 near the medium position place at fixing rib 10 and sidewall 11 front ends, described inserting part 12 is provided with the jack 120 for conducting terminal 2 plants of some spaces, the sidewall 11 and inserting part 12 junctions of described insulating body are provided with the conduit 110 that the guiding electronic cards is inserted, the stage portion (not label) that is formed between conduit 110 and the sidewall body portion is provided with accepting groove 111, insulating body sidewall 11 its main part front ends are provided with the resettlement section 112 of the slide block 30 of accommodating trip mechanism 3, the location division 113 of sidewall 11 front ends inwardly protrudes out with respect to side outside the sidewall body portion (not label), simultaneously the side is provided with some projections 115 and in order to the location and is arranged at butting section 114 between the projection outside the sidewall body portion, similar therewith also correspondingly on the side outside the fixing rib 10 is interval with projection 103 and is arranged at butting section 102 (joining shown in Figure 5) between the projection.

Conducting terminal group 2 comprises some separate conducting terminals, described conducting terminal all has the weld part 22 of reaching the electrical docking section that contacts 21 with electronic cards and being welded in circuit board, a wherein said docking section 21 and a smooth transition part 20 join, weld part 22 is to be extended to form by kink 23 bending downwards, and described kink 23 is extended upward at an angle by transition part 20 and forms, the kink 23 that just forms thus is little than transition part 20 and docking section 21 width with the transverse width of weld part 22, the weld part 22 that is assembled in the conducting terminal of insulating body protrudes out jack 120, in the transition part 20 of while conducting terminal and the receiving space 15 that docking section 21 forms between inserting part 12 and base portion 13, to form electrical the contact with the electronic cards of inserting, its weld part had good coplane degree after each conducting terminal was assembled in insulating body.

Trip mechanism 3, it has slide block 30, spring 31, guide bar 32 and snap close shell fragment 33, this slide block 30 is extended with a pushing part 303 with guide surface 300, the electronic cards of described pushing part 303 its guiding face 300 bootable insertions after slide block is assembled in insulating body is further inserted and is reached electrical the contact with conducting terminal, the containing hole 302 of concave heart shaped guide groove 301 and putting spring 31 in being provided with simultaneously on the slide block 30 of described trip mechanism 3, described slide block 30 is assembled in the resettlement section 112 of insulating body sidewall, spring one end is immobilizated in the reference column 140 that is provided with on the insulating body rear wall 14, the other end is contained in the containing hole 302 of slide block, guide bar 32 1 ends are connected in colluding in the hole 1131 on the location division 113 of insulating body sidewall, other end pivot moves in heart-shaped guide groove 301, elastic portion 401 elasticity that are provided with on the shielding casing press on the described guide bar 32, guaranteeing that guide bar 32 realizes smoothly moving back card, snap close shell fragment 33 is contained in the accepting groove 111 on the sidewall 11 electronic cards that cooperate with the slide block 30 of trip mechanism 3 in order to snap close and release insertion.

See also Fig. 2 and shown in Figure 5, shielding casing 4 has plate-like body portion 40 and extends to form the sidewall 41 that comprises some retaining sheets (not label) downwards by this main part, 42, wherein be arranged at intervals with the opening 412 that matches with the projection 115 that is provided with at interval on the insulating body sidewall 11 on the sidewall 41, described sidewall 41 has between the retaining sheet of opening and is provided with the pressed shell fragment 411 that is bent extension by the shielding casing main part downwards, described shell fragment 411 is resisted against on the butting section 114 of insulating body sidewall, the bent sheet with weld part 4,130 413 of sidewall 41 front ends is to match with the location division 113 of insulating body sidewall front end, bent sheet 413 is being provided with a breach 402 to cooperate the location that is implemented on the left and right directions shielding casing 4 with snap close piece 1130 on the location division 113 with shielding casing main part front end junction, also comprise some retaining sheets (not label) that are provided with opening 422 with sidewall 41 corresponding side walls 42, between described retaining sheet, also be provided with and push shrapnel 421, just sidewall 42 is bent inwards by the sidewall vertical portion in its front end near the shell fragment of card insert openings and forms a weld part 424, has a breach 423 with the vertical portion of weld part 424 proximity sidewall retaining sheets and reaches the purpose of locating shielding casing at fore-and-aft direction in order to the stop block 101 of buckle fixing rib 10 front ends.Extension downwards is provided with shell fragment 45 and bonding

pad

43 and 44 to shielding casing 4 from its main part rear end, wherein

bonding pad

43 and 44 all has vertical portion (not label) and weld

part

431 and 441, the opening 451 and the projection on the insulating body rear wall 14 145 of shell fragment 45 fasten,

bonding pad

43 and 44 is corresponding respectively to be contained in the embedding

mouth

141 and 142 of insulating body rear wall 14, the accommodation space of platform part 1410 and 1420 tin cream when providing shielding casing to be welded in circuit board is provided respectively on the insulating body base

portion embedding mouth

141 and 142, the position relation that shielding casing is assembled in behind the insulating body please be joined shown in Figure 5, wherein shielding casing is assembled in the process of insulating body, can press down shell fragment 411 and 421 with corresponding butting section Elastic Contact, because shell fragment 411 and 421 vertical portions and insulating body butting section height sum are slightly larger than the height after shielding casing is assembled in insulating body, make that shell fragment 411 and 421 produces certain elastic deformation in assembling process, butting section 114 and 102 offers active force that makes progress of shielding casing after assembling external force disappears, the elastic force that recovers deformation by the shell fragment of shielding casing makes that corresponding projection closely cooperates the accurate location of realization shielding casing and insulating body on opening and the insulating body of shielding casing sidewall retaining sheet.So structure is arranged so that can there be the gap in the shielding casing that is assembled in insulating body after assembling, and each weld part had good coplane degree when shielding casing after guaranteeing to assemble and conducting terminal were welded in circuit board.

The utility model electronic card coupler, produce strain when depressible shell fragment is assembled on the insulating body on the shielding casing housing, the elastic force that when assembling external force disappears its recovery deformation of back, produces, make insulating body more tight with cooperating of shielding casing, each welding foot has good coplane degree when guaranteeing that shielding casing is welded in circuit board.

Claims

1. electronic card coupler, it comprises insulating body, conducting terminal and shielding casing, described insulating body comprises that a base portion and has the sidewall of projection and butting section, the openend of sidewall inwardly forms a slot for the card insertion, described conducting terminal is contained in respectively in the terminal conduit of insulating body correspondence to form electrical the contact with the electronic cards of inserting, the shielding casing that is assembled on the insulating body comprises plate-like body portion and extends to form the sidewall with some retaining sheets from this main part, the receiving space of electronic cards and the opening that a power supply subcard inserts are accommodated in the common formation one of the sidewall of described shielding casing and main part and insulating body, it is characterized in that: described shielding casing is extended with shell fragment between described retaining sheet downwards from its main part, described shell fragment is resisted against on the butting section of insulating body sidewall, and butting section elasticity is pressed down.

2. electronic card coupler as claimed in claim 1 is characterized in that: the height sum of the shell fragment of described shielding casing and insulating body butting section is assembled in the height sum of shielding casing and insulating body behind the insulating body greater than shielding casing.

3. electronic card coupler as claimed in claim 1 or 2 is characterized in that: the retaining sheet of described shielding casing sidewall is provided with opening, and described insulating body sidewall is provided with the corresponding projection that is fastened in the described opening.

4. electronic card coupler as claimed in claim 3 is characterized in that: the projection space on the described insulating body sidewall is provided with, and the butting section on the sidewall is between the projection that is provided with at interval.

5. electronic card coupler as claimed in claim 3 is characterized in that: the shell fragment of shielding casing presses down the butting section of insulating body sidewall, and the opening of the projection lower surface of insulating body sidewall and shielding casing sidewall retaining sheet closely fastens.

6. electronic card coupler as claimed in claim 1, it is characterized in that: described insulating body has the rear wall that the embedding mouth with platform part is set at interval from its base portion vertical extent that makes progress, described shielding casing is extended with some bonding pads downwards from its main part rear end, and described bonding pad is contained in the embedding mouth of insulating body rear wall correspondence.

7. electronic card coupler as claimed in claim 6 is characterized in that: described shielding casing is provided with the location division with weld part at one sidewall front end, and being bent inwards by sidewall at another sidewall front end simultaneously forms a weld part.

8. electronic card coupler as claimed in claim 7, it is characterized in that: described insulating body also comprises the fixing rib that is extended by base portion one side, be provided with at interval on the described fixing rib with the corresponding projection of insulating body sidewall retaining sheet opening and the corresponding shell fragment of confession against the butting section.

9. electronic card coupler as claimed in claim 8, it is characterized in that: described insulating body is provided with the inserting part of planting for conducting terminal in its fixing rib and sidewall front end near the medium position place, be provided with at interval on the described inserting part for each conducting terminal plant inserting hole, the fixing rib is provided with a stop block that cooperates with shielding casing sidewall breach in its front end.。

10. electronic card coupler as claimed in claim 1 is characterized in that: described electronic card coupler further comprises a trip mechanism, but described trip mechanism has a snap close and discharges the snap close shell fragment that inserts electronic cards.