CN201204321Y - Electric connector - Google Patents

Abstract

The utility model provides an electric connector, comprising a substrate accommodating a plurality of conductive terminals and provided with a accommodating cavity, a covering body capable of relative moving to the substrate, wherein the a plurality of positioning pieces are disposed in the accommodating cavity of the substrate. And an accommodating space for accommodating chip module is formed by shared defining of positioning pieces. The electric connector obtains different accommodating space and accommodating chip modules of different dimension by changing fixing position of the positioning piece onto the substrate.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, is specifically related to a kind of electric connector that is used for the detection chip module performance.

[background technology]

In the circuit that is made of several actives and passive device, in use safe and reliable in order to guarantee chip module, nearly all chip module must use electric connector to test before installation.Chip module is carried out long high temperature running, can make and exist the chip module of defective to lose efficacy as early as possible, eliminate thereby defective chip module screened, and the chip module by test just can be used safely after being assembled to electronic terminal product, can premature failure.Electric connector is used to accommodate chip module, and it is electrically connected to testing circuit board chip module is carried out high temperature running test.The above-mentioned electric connector of prior art generally comprises the pedestal that contains plurality of conductive terminals and is mounted on also can be with respect to the lid of base motion on the pedestal.The roughly rectangular structure of pedestal also is provided with the host cavity of accommodating chip module, is provided with the terminal conduit in the bottom of host cavity, in order to accommodate conducting terminal.The pedestal both sides are respectively arranged with the locking part and are used to articulate the articulated section of lid, and lid one side is provided with the snap close piece that cooperates with the locking part of pedestal, and snap close piece makes lid be fastened on pedestal.

The pedestal of above-mentioned existing electric connector is the machine-shaping of general employing mould one in the course of processing, and processing procedure is comparatively succinct.Yet because chip module is of a great variety and it is fast to upgrade, the size of variety classes chip module is generally inequality, correspondingly needs to offer the new electric connector of client to meet customer need.In order to shorten the service time of electric connector, the general employing repaired back repeated use (hereinafter referred to as repairing a die) to accelerate the speed of new product mould development to the mould of producing electric connector in the prior art.Yet the expense of the above-mentioned mode that repairs a die is higher, and required time is longer, still can not satisfy client's demand well, causes product competitiveness relatively poor.

Given this, be necessary to provide a kind of improved electric connector in fact, to overcome the defective of above-mentioned electric connector.

[utility model content]

The purpose of this utility model provides a kind of electric connector that can be applicable to the different size chip module.

The purpose of this utility model is achieved through the following technical solutions: a kind of electric connector, be used to accommodate a chip module, it comprises the pedestal that contains plurality of conductive terminals and is connected in pedestal also can be with respect to the lid of base motion, and wherein pedestal is provided with a host cavity; Removably be provided with some keepers in the host cavity of described pedestal, the common frame of described keeper is established the receiving space that chip module is accommodated in formation one.

Compared with prior art, electric connector of the present utility model has following effect: electric connector of the present utility model is by being provided with some keepers in the host cavity of pedestal, the position that described keeper is fixed in host cavity can change, thereby can form the receiving space of different sizes, and then realization can be accommodated the purpose of the chip module of different size.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

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 pedestal and keeper.

Fig. 4 is the upward view of Fig. 3.

Fig. 5 is the stereogram of keeper of the present utility model.

[embodiment]

As depicted in figs. 1 and 2, be a kind of preferred embodiment of the utility model electric connector.Electric connector 100 of the present utility model is assembled on the testing circuit board (not shown), is used to accommodate a chip module (not shown).Electric connector 100 comprises the pedestal 1 that is positioned on the circuit board and contains plurality of conductive terminals (not shown), be mounted on the pedestal 1 and can be with respect to the lid 2 of pedestal 1 motion, be mounted on the pressing plate 3 on the lid 2 and be mounted on the base plate 4 of pedestal 1 below.

As Fig. 2 to shown in Figure 5, the roughly rectangular structure of pedestal 1, it is provided with body 11 and is contained in plurality of conductive terminals (not shown) in the body 11.Body 11 is provided with the rectangle host cavity 12 of accommodating chip module (not shown), and host cavity 12 is provided with diapire 13.Run through being provided with terminal conduit 15 on the diapire 13, in order to accommodate conducting terminal (not shown).

Four keepers 14 are immobilizated on 13 4 corners of diapire and are enclosed to form the receiving space 10 of accommodating chip module (not shown), and each keeper 14 comprises roughly L-shaped body 141 and the contact site 142 that extends towards chip module (not shown) from body 141 two ends medial surfaces.The corner angle position of body 141 is provided with the through hole 143 that runs through from top to bottom, is used for passing keeper 14 is fixed in the diapire 13 of host cavity 12 for a fixture 144, and diapire 13 is provided with the connecting hole 17 of accommodating fixture 144 bottoms.Contact site 142 be provided be used for chip guide module (not shown) pack into host cavity 12 angular guide surfaces 145 and be used for the contact-making surface 146 of butt chip module (not shown).The extension of contact site 142 lower ends downward is provided with column 147, and the diapire 13 of host cavity 12 is provided with the location hole 16 that matches with column 147.When keeper 14 was fixed in diapire 13, its column 147 can be contained in the location hole 16 of diapire 13.Wherein, through hole 143 and column 147 position roughly triangular in shape relation, correspondingly location hole 16 is provided with connecting hole 17 position also roughly triangular in shape.

A side of body 11 be provided with two projections, 18, two projections, 18 relative sides respectively be provided with axis hole 181, two axis holes 181 that run through between device rotating shaft 182 is arranged.Relative opposite side extends vertically upward and is provided with 19, two ears of two ears, 19 opposed inside faces and respectively is provided with the axis hole 191 that runs through on the body 11.

Lid 2 comprises loam cake 21 and lower cover 22, and loam cake 21 is one-body molded by metal material, and it shields to lid 2, and the lower cover that is connected with loam cake 21 22 is made by plastic material.End at loam cake 21 is provided with two " L " shape alar parts 23 that extend vertically downward from dual-side respectively, alar part 23 lower ends are provided with circular arc support slot 231, alar part 23 upper ends offer through hole 232, and loam cake 21 support slot 231 when closure state is fastened in rotating shaft 182 two ends of pedestal 1; Loam cake 21 is provided with buckle 24 at the opposite side with respect to alar part 23, buckle 24 is provided with grab (not shown), the body 11 of pedestal 1 is provided with draw-in groove (not shown) with the side of buckle 24 corresponding sides, and the grab of buckle 24 is fastened on draw-in groove, thereby pedestal 1 is locked in lid 2.Lower cover 22 roughly is frame shaped, and its side identical with buckle 24 is equipped with rotating shaft 26, thereby rotating shaft 26 two ends penetrate the axis hole 191 of ear 19 lower cover 22 is connected on the pedestal 1; Lower cover 22 opposite sides are equipped with rotating shaft 25, and the through hole 232 of the alar part 23 of loam cake 21 is passed at rotating shaft 25 two ends, thereby loam cake 21 is connected on the lower cover 22; Lower cover 22 middle parts are provided with the carrier 27 that is used for fixing radiator (not shown), and this carrier 27 is provided with four mating holess 28.

Pressing plate 3 is located on the lower cover 22 of lid 2, comprises the resettlement section 32 that is arranged with formation under plate-like body portion 31 and autonomous body 31 mediads, and 32 bottoms, resettlement section are provided with opening 33.Pressing plate 3 can be pressed on the chip module (not shown), makes lid 2 can more stably press on the chip module (not shown).

Base plate 4 is mounted on the below of pedestal 1, and it is provided with plurality of terminals hole 41, and terminal hole 41 is positioned at the below of terminal conduit 15 of pedestal 1 and corresponding one by one with terminal conduit 15.

During assembling, described pressing plate 3 is mounted on the lower cover 22, and described loam cake 21 is connected on the lower cover 22 by rotating shaft 26; Lower cover 22 is mounted on the pedestal 1 by rotating shaft 25, and with rotating shaft 25 is rotating shaft, make lower cover 22 between with respect to the enable possition of pedestal 1 and make position, to rotate, when lower cover 22 rotates to the enable possition, described chip module (not shown) is packed in the host cavity 12 of pedestal 1, rotates lower cover 22 then to make position; Loam cake 21 can be by rotating shaft 25 around lower cover 22 rotations, when loam cake 21 is rotated to horizontal level, the support slot 231 of loam cake 21 alar parts 23 lower ends cooperates with the rotating shaft 182 on the pedestal 1, its other end buckle 24 is fastened on pedestal 1, thereby loam cake 21 and lower cover 22 stably are fixed on the pedestal 1, and this moment, described pressing plate 3 was butted on the upper surface of chip module (not shown) to strengthen the steadiness of chip module (not shown).

Electric connector 100 of the present utility model changes in the past that pedestal 1 adopts the one-time formed method of mould in the prior art, has overcome the deficiency that the pedestal 1 that adopts one-step moulding method processing can only be applicable to a kind of chip module (not shown) of specific dimensions.The utility model at first processes rectangle host cavity 12 on the body 11 of pedestal 1, process the location-independent part 14 of four corners that can be individually fixed in host cavity 12 then, each keeper 14 one common peripheral is set as the receiving space 10 of accommodating chip module (not shown), can change each keeper 14 and be fixed in position in the host cavity 12, form the receiving spaces 10 of different sizes.When the electric connector 100 in the needs use present embodiment is accommodated the chip module (not shown) of different size, only need on the diapire 13 of pedestal 1, to process in addition suitable location hole 16 and connecting hole 17, by fixture 144 and column 147 each keeper 14 is fixed on the diapire 13 then, thereby can form the receiving space 10 of different sizes, therefore accommodated the chip module (not shown) of different size, increased the utilance of product.

Be necessary to point out that the host cavity 12 of pedestal 1 is not limited to rectangular shape in the utility model, fixture 14 also is not limited to structure disclosed above, and fixture 14 can adopt other structure and can be connected on the sidewall of host cavity 12.

The above only is a kind of execution mode of the present utility model, it or not whole or unique execution mode, the variation of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model specification is claim of the present utility model and contains.

Claims (10)

1. an electric connector is used to accommodate a chip module, and it comprises the pedestal that contains plurality of conductive terminals and is connected in pedestal also can be with respect to the lid of base motion, and wherein pedestal is provided with a host cavity; It is characterized in that: removably be provided with some keepers in the host cavity of described pedestal, the common frame of described keeper is established the receiving space that chip module is accommodated in formation one.

2. electric connector as claimed in claim 1, wherein said keeper can be pulled down on other position that newly is installed in pedestal of laying equal stress on to form the different receiving space of another size.

3. electric connector as claimed in claim 2, wherein said pedestal is provided with diapire, and described diapire is provided with some terminal conduits that are used to accommodate conducting terminal.

4. the contact site that electric connector as claimed in claim 3, wherein said keeper comprise body and extend towards chip module from inboard, body two ends.

5. electric connector as claimed in claim 4, wherein said body is provided with the through hole that runs through from top to bottom, and a fixture passes through hole keeper is fixed on the diapire of host cavity.

6. electric connector as claimed in claim 4, wherein said contact site be provided be used for the chip guide module pack into host cavity guide surface and be used for the contact-making surface of butt chip module.

7. electric connector as claimed in claim 4, wherein said contact site lower ends downward extension is provided with column, and the diapire of described host cavity is provided with the location hole that matches with column.

8. as the described electric connector of arbitrary claim in the claim 1 to 7, a side of wherein said pedestal is provided with projection, between described projection rotating shaft is installed; The pedestal opposite side extends vertically upward and is provided with ear, and ear is provided with axis hole.

9. electric connector as claimed in claim 8, wherein said lid comprises lower cover and is articulated in the loam cake of lower cover top, one side of described lower cover is provided with rotating shaft, and the axis hole of described ear is connected in pedestal with lower cover and lower cover can rotate with respect to pedestal thereby described rotating shaft two ends penetrate.

10. electric connector as claimed in claim 9, the inner group of the lower cover of wherein said lid is provided with pressing plate, and described pressing plate comprises the resettlement section that is arranged with formation under plate-like body portion and the autonomous body mediad, and the bottom, resettlement section is provided with opening.

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