CN2609218Y - Electric connector - Google Patents

Abstract

The utility model discloses an electric connector for holding a core module. The electric connector mainly comprises a longitudinal insulating main body, a plurality of electroconductive terminals recThe utility model discloses an electric connector for undertaking the chip modules. The utility model comprises a lengthwise shaped insulting body, a plurality of conductive terminals which are arrangeived in the insulating main body, a reinforcing device assembled on the insulating main body, a pressing plate and a fixing-holding device which are pivoted with both ends of the insulating main bodyed inside the insulting body, an enhancing device which is assembled on the insulting body, a pressure board which is connected with the insulting body, and a holding device. The insulting body compri, wherein the insulating main body comprises an electroconductive region with a plurality of terminal receiving slots, and a plurality of clamping slots are arranged around the electroconductive regioses a conductive region with a plurality of terminal containing grooves. A plurality of necks is arranged around the conductive region. The holding device comprises a drive rod and a connecting rod whn. The fixing-holding device comprises a drive rod and a connecting rod connected with the drive rod, the side walls of the reinforcing device are provided with a plurality of clamping hooks corresponich is connected with the drive rod. A plurality of trips is arranged where the lateral sides of the enhance device is corresponding to the necks of the insulting body. Moreover a cantilevered bracketding to the clamping slots of the insulating main body, and one of the side walls is extended with a cantilever clamping buckle which is buckled with the connecting rod of the fixing-holding device. B is extendedly arranged on one lateral side. The bracket is snap fitted with the connecting rod of the holding device. The insulting body is connected with the enhance device, which can increase the iecause the insulating main body is assembled with the reinforcing device, the intensity of the insulating main body can be increased, and the distortion of insulating main body from over pressure can ntensity of the insulting body, and prevent the insulting body from distorting due to excessive pressure, thereby ensure the electric connection of the chip module and the electric connector. be prevented. Therefore, the reliable electric connection of the core module with the electric connector can be ensured.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, especially refer to a kind of can be in order to electrically connect the electric connector of circuit board and chip module.

[background technology]

Electric connector of planar grid array is widely used in electronic applications, in order to chip module is electrically connected to circuit board.As promptly having disclosed this kind technology in " Nonlinear Analysis Helps Design LGA Connectors " (ConnectorSpecifier, Februray 2001).This electric connector generally comprises insulating body, is contained in the interior plurality of conductive terminals of this insulating body, reaches the holding unit and the pressing plate that are articulated in respectively on insulating body two opposite ends, United States Patent (USP) the 4th, 504,105,4,621,884,4,692,790,5,302,853 and 5,344, also disclosed this structure No. 334.Yet, there is disappearance in the structure of these prior aries, as shown in Figure 1, a kind of existing electric connector 6, the holding unit 62 and the pressing plate 64 that comprise insulating body 63, be contained in plurality of conductive terminals (not shown) in the insulating body 63, be connected with group with this insulating body 63, its center platen 64 assembly are in an end of insulating body 63, holding unit 62 then assembly in the other end of insulating body 63.When this electric connector 6 is connected with group with chip module 8, pressing plate 64 rotations are made its setting, chip module 8 is positioned on the insulating body 63, rotary pressure plate 64 then, pressing plate 64 is against on the chip module 8, rotate holding unit 62 this moment, makes pressing plate 64 close to insulating body 63 gradually under the drive of holding unit 62, thereby make pressing plate 64 extruding chip modules 8 and be fixed.When chip module 8 places on the insulating body 63 of electric connector 6 and the conducting terminal that rotates pin (not shown) that pressing plate 64 makes chip module and electric connector 6 when electrically contacting, pressing plate 64 is with two opposite ends of not installing pressing plate 64 and holding unit 62 of extruding insulation body 63, produce bigger squeezing action power therebetween, and that other position of insulating body 63 is subjected to pressing plate 64 squeezing action power is less, therefore insulating body 63 will be subjected to uneven power effect, thereby insulating body 63 will be occured bending and deformation, cause to form well between conducting terminal and chip module pin and electrically contact, and then influence the reliable electric connection of 8 of electric connector 6 and chip modules.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, and it can prevent body distortion and have the electric connector of preferable structural strength and rigidity.

The purpose of this utility model is achieved in that this electric connector mainly comprises lengthwise shape insulating body, is contained in plurality of conductive terminals in the insulating body, is combined in the stiffening device on the insulating body, the pressing plate that is articulated in the insulating body two ends and holding unit.Comprise conduction region on the insulating body with plurality of terminals accepting groove, peripheral regions in conduction region is provided with some draw-in grooves, holding unit includes drive rod and is connected the connecting rod of setting with drive rod, the draw-in groove position of corresponding insulating body is provided with some trips on the sidewall of this stiffening device, and wherein extension is provided with cantilever-shaped buckle on the sidewall, and the connecting rod of this buckle and holding unit is interlocked.

Compared with prior art, the utlity model has following advantage: can increase the intensity of insulating body because of winding on the insulating body has stiffening device, can prevent that insulating body is out of shape because of being subjected to excessive pressure, thereby can guarantee to electrically connect reliably between chip module and electric connector.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of a kind of existing electric connector and chip module.

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

Fig. 3 is the three-dimensional combination figure of the utility model electric connector.

[embodiment]

See also Fig. 2 and shown in Figure 3, the utility model electric connector 1 mainly includes: lengthwise shape insulating body 10, be contained in pressing plate 12 and holding unit 13 that plurality of conductive terminals 14, group in the insulating body 10 is buckled in the stiffening device 11 on the insulating body 10 and is articulated in 10 liang of opposite ends of insulating body.

Insulating body 10 be provided with the conduction region 100 that is positioned at central position and with the head 101 and the afterbody 102 of this conduction region adjacent setting in 100 two ends, wherein this conduction region 100 is provided with plurality of terminals accepting groove 1000 with ccontaining conducting terminal 14, the central position of head 101 is provided with dovetail groove 1010, to being extended with two boss 1011 away from conduction region 100 directions, afterbody 102 is provided with away from first perforate 1020 of conduction region 100 and near second perforate 1021 of conduction region 100 in the top of these head 101 1 ends.This insulating body 10 is provided with two longitudinal side walls 103, bottom in this two side 103 near head 101 1 ends then is extended with extension 1030 respectively, 1011 of this extension 1030 and boss have certain normal throw and form a gap, are concaved with some draw-in grooves 1031 in the zone of 101 on two longitudinal side walls 103 and conduction region 100 and head.

Stiffening device 11 is to be made by the higher material of intensity, it is a metal material in the present embodiment, it is mounted on the insulating body 10, its structure is lengthwise hollow frame structure, this stiffening device 11 is to form through integrated punching, be provided with opening 110 in the middle of this stiffening device 11 so that chip module (not shown) is connected by the conduction region 100 of this opening 110 with insulating body 10, and upwards be provided with two relative the first side walls 111 and distinguish horizontal two second relative sidewalls 112 of adjacent setting with this two the first side wall 111 in the lengthwise of stiffening device 11, this is first years old, second sidewall 111,112 respectively along bending with insulating body 10 combined directions, draw-in groove 1031 positions corresponding to insulating body 10 on the first side wall 111 are provided with some trips 1110, be provided with cantilever-shaped buckle 1111, the second sidewalls 112 in one of them the first side wall 103 near the outward-dipping extensions of afterbody 102 1 ends and be respectively equipped with first tabs 1120 and second tabs 1121 corresponding to the boss 1011 and first perforate, 1020 positions of insulating body 10.Pressing plate 12 1 ends are provided with card 120 corresponding to second perforate, the 1021 positions bending of insulating body 10, pressing plate 12 is that the fastening by 1021 of card 120 and second perforates is articulated on the insulating body 10, and is provided with guide channel 121 in the other end centre position away from this pivot end of pressing plate 12.Holding unit 13 includes drive rod 130, extend with this drive rod 130 1 end approximate vertical and be in the connecting rod 131 of insulating body 10 1 sides and in the handle 132 of connecting rod 131 1 ends along vertical this connecting rod 131 directions extension, and drive rod 130 includes two hinged arms 1300 and be positioned at 1300 outstanding depression bars 1301 of bending of two hinged arms, and vertical these hinged arm 1300 bearing of trends in 1301 edges of hinged arm 1300 and depression bar have certain normal throw, this depression bar 1301 can be contained in the guide channel 121 of pressing plate 12, and this connecting rod 131 interlocks near the buckle 1111 of end of handles 132 and stiffening device 11 and holds.

When this electric connector 1 in when assembling, elder generation inserts two hinged arms 1300 of the drive rod 130 of holding unit 13 along the extension 1030 of insulating body 10 and the gap location of boss 1011, two hinged arms 1300 of holding unit 13 are contained in this gap, then that stiffening device 11 and insulating body 10 is combined, make the trip 1110 of the first side wall 111 of stiffening device 11, second tabs 1121 on second sidewall 112 fastens mutually with the draw-in groove 1031 of the sidewall 103 of insulating body 10 and first perforate 1020 of afterbody 102 respectively, and first tabs 1120 on second sidewall 112 is coated on the boss 1011 of head 101, thereby stiffening device 11 is fastened on the insulating body 10,1030 of two boss 1011 of first tabs 1120 of stiffening device 11 and insulating body 10 and extensions form two hinged arms 1300 that the drive rod 130 of holding unit 13 is accommodated in certain space at this moment, then with the fastening of 1021 of second perforate of pressing plate 12 by its card 120 and insulating body 10, thereby pressing plate 12 is articulated on the insulating body 10, the depression bar 1301 of holding unit 13 is slipped in the guide channel 121 of pressing plate 12, and connecting rod 131 is sticked in the buckle 1111 times of stiffening device 11 near handle 132 1 ends, pressing plate 12 is connected on two vertical the first side walls 111 of stiffening device 11 simultaneously, and this promptly finishes the assembling of this electric connector 1.By these stiffening device 11 windings on insulating body 10, thereby can provide insulating body 10 preferable structural strength, insulating body 10 is because of producing distortion in the time of can preventing that electric connector 1 and chip module (not shown) are combined under the pressure effect of pressing plate 12, and then can guarantee electric connection reliably between electric connector 1 and chip module.Again,, can prevent that connecting rod 131 from flicking, and then can prevent that the fixing effect of 13 pairs of pressing plates 12 of holding unit lost efficacy by engaging of buckle 1111 and connecting rod 131.

Claims (8)

1. electric connector, comprise insulating body, be contained in the plurality of conductive terminals in the insulating body, reach the holding unit and the pressing plate that are installed in the insulating body two ends respectively, insulating body has the plurality of terminals accepting groove, and holding unit includes drive rod and is connected the connecting rod that is provided with drive rod, and it is characterized in that: winding has stiffening device on the insulating body, extension is provided with cantilever-shaped buckle on the sidewall of this stiffening device, and the connecting rod of this buckle and holding unit is interlocked.

2. electric connector as claimed in claim 1 is characterized in that: this stiffening device is a metal material.

3. electric connector as claimed in claim 2 is characterized in that: stiffening device is a hollow frame structure.

4. electric connector as claimed in claim 3 is characterized in that: a few insulating body directions in the vertical two side of stiffening device bend respectively and are provided with trip, and insulating body is to being provided with draw-in groove in the trip position.

5. electric connector as claimed in claim 3 is characterized in that: be provided with tabs to the bending of insulating body direction on the horizontal sidewall of stiffening device, insulating body is to being provided with perforate in the tabs position.

6. electric connector as claimed in claim 1 is characterized in that: insulating body include conduction region and with the head and the afterbody of the adjacent setting of this conduction region.

7. electric connector as claimed in claim 6, it is characterized in that: head is provided with dovetail groove.

8. electric connector as claimed in claim 6 is characterized in that: the insulating body head has certain normal throw to also being extended with extension away from the conduction region direction between this extension and boss.

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