CN2638268Y

CN2638268Y - Electric connector

Info

Publication number: CN2638268Y
Application number: CNU032511426U
Authority: CN
Inventors: 叶辉; 郑国梁; 曾金敏
Original assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2003-04-30
Filing date: 2003-04-30
Publication date: 2004-09-01
Anticipated expiration: 2013-04-30

Abstract

The utility model discloses an electric connector for connecting chip models, comprising a basic body fixedly positioned on a circuit board, a cover body movably positioned on the basic body and a driving device positioned between the basic body and the cover body and driving the cover body to move relatively to the basic body. Wherein, the basic body comprises an accommodating part with a plurality of terminal accommodating grooves and a head part for accommodating driving device. The terminal accommodating groove is internally provided with a conductive terminal; the part of the head part close to the accommodating part is provided with an arc-shaped guideway groove; the guideway groove positioned in the middle section is provided with a projecting platform; the driving device comprises a driving part matching with the head part of the basic body and a loading part connected with the driving part; the part of the driving part corresponding to the projecting platform is provided with a projecting part and when the chip module is combined with the electric connector with zero inserting force, the projecting platform and the projecting part contact with each other and position the driving device in a vertical position; the projecting platform structure can also enhance the strength of the basic body and prevent the basic body from breaking caused by improper external loading when the electric connector is in use.

Description

Electric connector

[technical field]

The utility model is to close at a kind of electric connector, refers to a kind of electric connector of chip module to the circuit board that electrically connect especially.

[background technology]

Be used in electrically connect chip module and circuit board electric connector normally by matrix, and the combined lid of matrix and be housed in matrix and lid between combination of drive means form.As " Development of aZIF BGA Socket " promptly disclosed this kind technology in (P16～18, May 2000, Connector Specifier).In addition, No. the 502882nd, 487230,481360, Taiwan patent announcement and United States Patent (USP) the 6th, 419,514,6,340 have also disclosed similar electric connector No. 309.See also shown in Figure 1, this kind electric connector 6 generally has lengthwise shape matrix 60, and the lid 61 that matrix 60 is combined and be housed in matrix 60 and the drive unit 62 of 61 of lids, wherein matrix 60 comprises the resettlement section 600 that is provided with plurality of terminals accepting groove 6000 and stretches out from these resettlement section 600 1 ends head 601 in order to ccontaining drive unit 62 is set, this head 601 and resettlement section 600 are along having certain normal throw on matrix 60 and the lid 61 combined directions, this head 601 is respectively equipped with arcuation guide-track groove 6010 in its transverse ends and centre position, this arcuation guide-track groove 6010 is in order to accommodate drive unit 62, the position is provided with a recess 6012 in the guide-track groove 6010 in centre position, this recess 6012 has certain normal throw with guide-track groove 6010 edges perpendicular to guide-track groove 6010 directions, and one of them end of two guide-track grooves 6010 of transverse ends also is provided with grade wall 6011, and this grade wall 6011 is used to prevent that drive unit 62 from moving along the horizontal direction of matrix 60.And terminal containing slot 6000 is in order to accommodate corresponding plurality of conductive terminals 63, corresponding terminal accepting groove 6000 positions are provided with plurality of opening 610 on the lid 61, insertion for the stitch of chip module (not shown), the force section 621 that drive unit 62 has drive division 620 and links to each other and be provided with this drive division 620, this drive division 620 is corresponding with the head 601 of matrix 60, guide-track groove 6010 positions of corresponding head 601 are provided with projection 6200 on the drive division 620, this projection 6200 is contained in these guide-track grooves 6010, and these projectioies 6200 can be rotated in guide-track groove 6010.The projection 6200 in centre position is provided with projection 6201, and this projection 6201 can match with the recess 6012 of matrix 60.Force section 621 then be located at protruding on the longitudinally side wall 602 of matrix 60 and collude 6020 combined.When chip module and this electric connector 6 are combined, the force section 621 of rotating driving device 62 also makes its setting, the projection 6201 of drive unit 62 and the recess 6012 in the guide-track groove 6010 connect at this moment, thereby the stitch of chip module can be inserted in the terminal containing slot 6000 of matrix 60 by the perforate 610 of lid 61 with zero insertion force, then the force section 621 with drive unit 62 rotates to horizontal level, to drive lid 61 and chip module this moment, the stitch and the conducting terminal 63 of chip module are electrically conducted, realize electrically conducting effect.

Yet, because the head 601 of matrix 60 is arranged on an end of matrix 60, and head 601 is provided with the arcuation guide-track groove 6010 of three adjacent settings, and the guide-track groove 6010 that is positioned at the centre position is provided with the recess 6012 that becomes certain normal throw to be provided with it, this recess 6012 will make the intensity of matrix 60 reduce, thereby work as electric connector 6 in use, matrix 60 causes matrix 60 fractures because of being subjected to improper external force effect, and then will influence the serviceability of electric connector 6.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, refers to a kind of electric connector that strengthens matrix strength and guarantee its good serviceability especially.

The purpose of this utility model is achieved in that a kind of electric connector, in order to electrically connect chip module to circuit board, it comprises the matrix that is installed on the circuit board, movably be installed in the lid on the matrix and be arranged between matrix and the lid and drive the drive unit that lid moves relative to matrix, wherein matrix comprises that the resettlement section with plurality of terminals accepting groove reaches in order to accommodate the head of drive unit, and correspondence is equipped with conducting terminal in the terminal containing slot, head is provided with three arcuation guide-track grooves near the position of resettlement section, and be provided with boss at the guide-track groove that is positioned at the centre position, drive unit includes and combined drive division of the head of matrix and the force section that links to each other and be provided with this drive division, and the lug boss position of this drive division correspondence head is provided with projection.

Compare with prior art; the utlity model has following advantage: when chip module and electric connector are combined with zero insertion force; thereby this boss and projection connect drive unit are positioned on the vertical position; and this boss structure can increase the intensity of matrix; thereby can prevent electric connector in use; matrix ruptures because of being subjected to improper external force effect, and then can guarantee to be connected reliably between matrix and drive unit.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of existing electric connector.

Fig. 2 is the three-dimensional exploded view of the utility model electric connector.

Fig. 3 is the stereogram of the drive unit of the utility model electric connector.

Fig. 4 is the three-dimensional combination figure of the utility model electric connector.

Drive unit was the three-dimensional combination figure of opening when Fig. 5 was the utility model electric connector and chip module combination

Fig. 6 is the cutaway view Amplified image of Fig. 5 along VI-VI line gained.

Fig. 7 is the three-dimensional combination figure that the drive unit after the utility model electric connector and chip module close is closure state.

Fig. 8 is the cutaway view Amplified image of Fig. 7 along VIII-VIII line gained.

[embodiment]

See also Fig. 2 and shown in Figure 3, electric connector 1 of the present utility model is in order to electrically connecting chip module (not shown) to circuit board (not shown), it mainly includes lengthwise shape matrix 10, with the combined lid 13 of matrix 10, be combined in the drive unit 14 of 13 of matrix 10 and lids and be housed in the interior plurality of conductive terminals 15 of matrix 10.

Matrix 10 is a lengthwise shape constructed in plastic material, it comprises that the resettlement section 11 with plurality of terminals accepting groove 110 reaches by the extended head 12 of these resettlement section 11 1 ends, be equipped with plurality of conductive terminals 15 in this terminal containing slot 110, this resettlement section 11 have two relatively vertically the first side walls 111 and with two relative horizontal second sidewalls 112 of these the first side wall 111 adjacent settings, the centre position of the first side wall 111 is provided with projection 1110, and head 12 is to stretch out from one second sidewall 112 wherein.This head 12 has certain normal throw with resettlement section 11 along matrix 10 and lid 13 combined directions, head 12 is provided with three adjacent arcuation guide-track grooves 120, this guide-track groove 120 is the semicircle arc structure, in the guide-track groove 120 in centre position, be provided with boss 121, the cross section of this boss 121 is a triangle, another guide-track groove 120 that is not provided with boss 121 is provided with retaining wall 122 away from boss 121 directions, and this retaining wall 122 moves along matrix 10 horizontal directions in order to stop drive unit 14.Head 12 is provided with the 3rd sidewall 123 that parallels with second sidewall 112 of resettlement section 11, the 3rd sidewall 123 two ends and centre position are extended with first extension 1230 and second extension 1231 respectively, the position of the 3rd sidewall 123 between first extension 1230 and second extension 1231 is respectively equipped with clamping part 1234, second extension 1231 is respectively equipped with recess 1232 near clamping part 1234 two ends, 1232 of two recesses are connected by connecting portion 1233, and this connecting portion 1233 is provided with two holes (not label).

Lid 13 is combined on the matrix 10, resettlement section 11 of corresponding matrix 10 and head 12 positions are respectively equipped with carrier 130 and auxiliary section 131 on it, auxiliary section 131 has certain normal throw with carrier 130 along matrix 10 and lid 13 combined directions, and the height height of auxiliary section 131 is at carrier 130, plurality of terminals accepting groove 110 positions of corresponding matrix 10 are provided with some perforates 1300 that run through this carrier 130 on the carrier 130, stitch (not shown) for chip module inserts, projection 1110 positions of corresponding matrix 10 are provided with and protrudingly collude 132 on the carrier 130, and the recess 1232 of corresponding matrix 10 and clamping part 1234 positions are respectively equipped with buckling parts 1310 and hook part 1311 on the auxiliary section 131, this recess 1232 and clamping part 1234 fasten mutually with buckling parts 1310 and hook part 1311 respectively, thereby lid 13 closely is fastened on the matrix 10.

Drive unit 14 has drive division 140 that is contained between matrix 10 and the lid 13 and the force section 141 that is connected with these drive division 140 approximate vertical, this drive division 140 is contained in the matrix 10, arcuation guide-track groove 120 positions of corresponding matrix 10 are provided with cylindric rotating part 1400 on it, boss 121 positions of corresponding guide-track groove 120 are provided with recess 1401 between two rotating parts 1400 in centre position, this recess 1401 makes up mutually with boss 121, and two rotating parts 1400 that connect this place, centre position are projection 1402,1401 are then enclosed and are formed by this two rotating part 1400 and projection 1402 in the recess, and be located at force section 141 relative ends on the retaining wall 122 of rotating part 1400 and guide-track groove 120 connect, thereby can prevent drive division 140 along the horizontal direction of matrix 10 to away from force section 141 1 end motions, and the projection 1110 of corresponding matrix 10 and lid 13 protruding colluded 132 positions and is provided with fluting 1410 (Fig. 4 with reference to) on the force section 141, and the switching part 142 that is positioned at

drive division

140 and 141 connections, force section has certain drop with rotating part 1400 along rotating part 1400 axial directions.

Please cooperate and consult Fig. 4 to shown in Figure 8, when this electric connector 1 and chip module (not shown) when assembling mutually, earlier the force section 141 of drive unit 14 is erect, this moment, the projection 1402 of drive division 140 was connected on the boss 121 in the guide-track groove 120 (with reference to Fig. 5 and Fig. 6), its switching part 142 then connects with first extension 1230 that is not provided with retaining wall 122, thereby force section 141 is positioned at vertical position, and the perforate 1300 of lid 13 at this moment and the terminal containing slot 110 of matrix 10 align, then the pin (not shown) with chip module inserts in the perforate 1300 of lid 13 with zero insertion force, this moment device of rotation driving 14 force section 141, make the recess 1401 of rotating part 140 turn to boss 121 directions (with reference to Fig. 6 and Fig. 7) towards guide-track groove 120, drive unit 14 will drive lid 13 and chip module and move with respect to matrix 10 this moment, thereby the pin of chip module and the conducting terminal 15 that is housed in the matrix 10 are electrically connected, the force section 141 of drive unit 14 is combined on the lid 13 by the protruding fastening that colludes 132 of its fluting 1410 and lid 13, and this promptly finishes the assembling of this electric connector 1 and chip module.

By being located on boss 121 structures in the guide-track groove 120 and the drive unit 14 projection 1402 structures on the utility model matrix 10 to should boss 121 positions being provided with, when being installed in chip module on the electric connector 1 with zero insertion force, can make 10 of drive unit 14 and matrixes form the location, and be located at the intensity that boss 121 structures in the guide-track groove 120 also can increase matrix 10, thereby can prevent this electric connector 1 in use because of undue force ruptures, thereby can guarantee the reliable serviceability of electric connector 1.

Claims

1. electric connector, it comprise matrix, and the combined lid of matrix and be housed in matrix and lid between drive unit, matrix comprises that the resettlement section with plurality of terminals accepting groove reaches and the head of this adjacent setting in resettlement section, be equipped with plurality of conductive terminals in the terminal containing slot, it is characterized in that: head is provided with guide-track groove, and be provided with boss in the guide-track groove, and on the drive unit to should lug boss position being provided with projection, this boss can connect with projection.

2. electric connector as claimed in claim 1 is characterized in that: guide-track groove is a semicircle arcuation groove, and the cross section of boss is a triangle.

3. electric connector as claimed in claim 1 is characterized in that: guide-track groove one end is provided with retaining wall.

4. electric connector as claimed in claim 1 is characterized in that: head and resettlement section have certain normal throw along matrix and the combined direction of lid.

5. electric connector as claimed in claim 1 is characterized in that: drive unit has the force section that is contained in the drive division in the matrix and is connected with the drive division approximate vertical.

6. electric connector as claimed in claim 5, it is characterized in that: drive division is cylindric, have rotating part on it, other position of this rotating part and drive division has certain drop along the rotating part axial direction, and is protruding then be arranged between two rotating parts in centre position.

7. electric connector as claimed in claim 5 is characterized in that: the centre position of force section is provided with fluting.

8. electric connector as claimed in claim 1 is characterized in that: correspondence is provided with plurality of opening in the terminal containing slot position of matrix on the lid.