CN101546876B

CN101546876B - Electric connector

Info

Publication number: CN101546876B
Application number: CN2008100201062A
Authority: CN
Inventors: 马浩云
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Fu Ding Precision Components Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2008-03-25
Filing date: 2008-03-25
Publication date: 2012-07-04
Anticipated expiration: 2028-03-25
Also published as: CN101546876A

Abstract

The invention relates to an electric connector, which can be used for electrically connecting a chip module to a printed circuit board and comprises an insulating body, a conductive terminal accommodated in the insulating body, a reinforcing piece partially or integrally arranged on the periphery of the insulating body, a pressure rod pivoted with the reinforcing piece, an auxiliary piece clamped on the insulating body and a gland, wherein the reinforcing piece is made by plastic moulding; the auxiliary piece is provided with a first auxiliary piece which fixedly fixes the pressure rod at one end of the reinforcing piece and a second auxiliary piece which is fixedly fixed at the other end of the reinforcing piece and can be assembled with the gland; the auxiliary piece is made of metal and has excellent wear resisting performance; and the reinforcing piece is made of plastic instead of the conventional metal so as to reduce the production cost of the electric connector.

Description

Electric connector

[technical field]

The present invention relates to a kind of electric connector, refer to a kind of electric connector that the chip module is electrically connected to printed circuit board (PCB) especially.

[background technology]

Be illustrated in figure 1 as the electric connector 6 that a kind of traditional being widely used in electrically connects the chip module, comprise the insulating body 60 that contains plurality of conductive terminals 64, be located in the reinforcement 61 in insulating body 60 outsides, movably be articulated in the lid 62 and the driving lever 63 of reinforcement 61.Insulating body 60 is provided with and is through to lower surface from upper surface and is provided with plurality of terminals storage tank 600 and is used to accommodate conducting terminal 64.Reinforcement 61 is the hollow form metal structure with lid 62; The group connecting part 621 that one end 610 of reinforcement 61 is provided with group-connecting groove 6101 and lid 62 is connected with group, and reinforcement 61 other ends 611 are provided with the pivot connected slot 612 of the axial region 631 that articulates driving lever 63 and prevent the extension 613 that driving lever 63 comes off.

Above-mentioned traditional electric connector 6 because reinforcement 61 is a metal structure, is made comparatively complicacy, waste material, and manufacturing cost is higher.

In addition, notification number CN2760802Y Chinese patent has disclosed a kind of electric connector, comprises the insulating body that is installed with conducting terminal; This insulating body one end is provided with the fixed body that separates with it; Fixed body is articulated with one can oppress the lid that chip module electrically connects chip module and conducting terminal, and the relative other end of insulating body is provided with the fixedly fixture of lid, and the deficiency of this electric connector is; In order to obtain retention effect preferably; Insulating body need thicken, and is unfavorable to plastic rubber shaping, and insulating body receives extraneous the damage easily.In addition, the fixing of this electric connector and circuit board is to realize that through fixed body is soldered to circuit board the fixing reliability lets the people query.

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

[summary of the invention]

The technical problem that the present invention solved provides a kind ofly to be had at least part and is located in the peripheral plastic cement reinforcement of insulating body and the electric connector of metal auxiliary member, and it has reliable retention effect and lower manufacturing cost.

For solving the problems of the technologies described above; The present invention provides a kind of electric connector; Can be used for electrically connecting the chip module to printed circuit board (PCB), comprise insulating body, be contained in conducting terminal in the insulating body, frame segment is if locked instrument, auxiliary member and the gland that whole frame is located at the peripheral reinforcement of insulating body, is connected with group with reinforcement; Locked instrument can be depression bar or screw; Locked instrument is locked in gland on the reinforcement; Auxiliary member is immobilizated on the reinforcement, and wherein said reinforcement is the plastic cement structure, and gland is connected on auxiliary member or the reinforcement.

Compared with prior art; Reinforcement of the present invention replaces traditional metal by the plastic cement structure; Can reduce the production cost of electric connector, in addition, depression bar rubs with the auxiliary member generation during with the gland rotation; The auxiliary member of metal material can strengthen the resistance to wear of auxiliary member, thereby prolongs the useful life of electric connector.

[description of drawings]

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

Fig. 2 is the three-dimensional exploded view of electric connector of the present invention.

Fig. 3 is the three-dimensional combination figure of electric connector of the present invention.

Fig. 4 is the vertical view of electric connector of the present invention.

[embodiment]

See also shown in Figure 2; The present invention is a kind of electric connector 100 that is used to electrically connect chip module (not shown) and circuit board (not shown), and it comprises insulating body 10, is contained in institute's fixing apparatus 30, auxiliary member 40 and gland 50 that insulating body 10 interior plurality of conductive terminals 90, frames are located at the reinforcement 20 of insulating body 10 peripheries, are connected to reinforcement 20 1 ends.Auxiliary member 40 is immobilizated on the reinforcement 20 and comprises first auxiliary member 41 and second auxiliary member 42, and the gland 50 and second auxiliary member 42 are connected with group.

Insulating body 10 is roughly rectangular; It is provided with conduction region 101 to accept the chip module and the vertical sidewall 102 that forms around conduction region 101; Be provided with plurality of terminals accepting groove (not label) in the conduction region 101; Plurality of conductive terminals 90 is contained in the terminal containing slot, and electric connector 100 is realized the electric connection between chip module and the circuit board through conducting terminal.

Reinforcement 20 is the framework of plastic cement structure, and its frame is located at the periphery of insulating body 10, to improve the intensity of insulating body 20.This reinforcement 20 be provided with first end 201, with first end, 201 opposite second end 202, the first side 203 and the second side 204 that are connected above both ends and opening 205 that can ccontaining insulating body 10.Wherein, first end 201, the second end 202 are respectively equipped with two corners, each corner be provided with a pair of laterally spaced draw-in groove 206 and run through reinforcement 20 and at this to the manhole between the draw-in groove 206 207.First end 201 also is provided with semicircle conduit 2011 in outermost and is used for spacing locked instrument 30 in order to a pair of fixture block 2012 of accommodating locked instrument 30 and a subtend the second end 202 projections.First side 203 is bent upwards to extend and is provided with the hook portion 2031 that can hold locked instrument 30.The a pair of corner of first end 201 and the second end 202 links to each other through first, second side 203,204 respectively.The a pair of corner of same end 201,202 links to each other through connecting portion.In other embodiments, reinforcement 20 also can be designed to the plastic cement structure of separate type, and reinforcement 20 at least partially or completely is located in the periphery of the sidewall 102 of insulating body 10.

Locked instrument 30 can be depression bar or screw; In this execution mode; 30 one depression bars of locked instrument; Comprise drive-connecting shaft 301, be approximately perpendicular to the operating portion 302 of drive-connecting shaft 301 and be positioned at drive-connecting shaft 301 middle parts and the pressure section 303 that roughly is " eight " font of skew drive-connecting shaft 301 formation.

Auxiliary member 40 comprises first auxiliary member 41 and second auxiliary member 42 for the metal stamping manufacturing forms.The a pair of retaining element of first auxiliary member 41 for being separated from each other; Each auxiliary member 41 is provided with flat-platy base portion 411; Base portion 411 is provided with first groove 412, by base portion 411 to extending below a pair of first retaining sheet 413 and downwards and the shell fragment 414 between first retaining sheet 413 from its outer side edges.42 one-tenth strips of second auxiliary member, its be provided with the main part 421 that is positioned at perpendicular and be positioned at its transverse ends edge with the identical a pair of retaining element of first auxiliary member, 41 structures.Retaining element is provided with a pair of second retaining sheet 422, is positioned at the shell fragment (not label) and second groove 423 in the outside, and main part 421 offers a pair of group-connecting groove 4211.

Gland 50 is a made, is frame shaped, and the center is provided with an opening 501, and vertical bending is provided with a pair of side wall 502 on a pair of relative side of this opening 501, and gland 50 wherein end extension is provided with press section 503, and the other end is provided with arcuation group connecting part 504.

See also Fig. 2 and Fig. 3; Shown in Figure 3 is the constitutional diagram of electric connector 100, when assembling, earlier insulating body 10 is located in the opening 205 of reinforcement 20; Insulating body 10 combines with reinforcement 20 through interference engagement; Drive-connecting shaft 301 with depression bar 30 is articulated in the conduit 2011 of reinforcement 20 again, and fixture block 2012 is resisted against pressure section 303 two ends of one-tenth " eight " font of locked instrument 30, prevents locked instrument 30 lateral movements thereby play; First retaining sheet 413 with first auxiliary member 41 inserts in the draw-in groove 206 of reinforcement 20 first ends 201 then; This moment, first groove 412 was corresponding with the through hole 207 of first end, was fastened on the reinforcement 20 through first retaining sheet 413 and shell fragment 414, can prevent that locked instrument 30 breaks away from reinforcement 20.

When first auxiliary member 41 holds to reinforcement 20; Second retaining sheet 422 of second auxiliary member 42 is inserted in the draw-in groove 206 of reinforcement 20 the second ends 202; This moment, second groove 423 was corresponding with the through hole 207 of the second end, at last on the group-connecting groove 4211 with group connecting part 504 winding to the second auxiliary members 42 of gland 50.

After assembling is accomplished; Gland 50 is rotated to make position; Operable lock fixing apparatus 30 makes pressure section 303 be pressed on 503 tops, press section of gland 50, hook portion 2031 belows that operating portion 302 is locked on reinforcement 20; Electric connector that above-mentioned assembling is accomplished 100 is mounted to circuit board through welding manner, and through first groove 412, second groove 423 and the through hole 207 that connector (not shown) passes correspondence successively electrical connection device 100 is connected to circuit board.

Should be understood that; The above is merely one embodiment of the present invention, is not whole or unique execution mode, and the present invention also can be designed to: the plastic cement structure that reinforcement 20 is formed in one; Locked instrument 30 firmly is articulated on the reinforcement 20, and gland 50 directly is connected on the reinforcement.

The present invention describes; In order that better understand the present invention; The present invention is not limited to this embodiment, so the variation of any equivalence that those of ordinary skills take technical scheme of the present invention through reading specification of the present invention is claim of the present invention and contains.

Claims

1. electric connector; Can be used for electrically connecting the chip module to printed circuit board (PCB), comprise insulating body, be contained in conducting terminal in the insulating body, frame segment is if locked instrument, auxiliary member and the gland that whole frame is located at the peripheral reinforcement of insulating body, is connected with group with reinforcement; Locked instrument can be locked in gland on the reinforcement; Auxiliary member is immobilizated on the reinforcement; It is characterized in that: said auxiliary member comprises first auxiliary member and second auxiliary member; Said first auxiliary member is provided with base portion, runs through first groove of base portion, by base portion to first retaining sheet that extends below; Said reinforcement is the plastic cement structure, and gland is connected on auxiliary member or the reinforcement.

2. electric connector as claimed in claim 1 is characterized in that: said reinforcement is for being wholely set, and its first end, all is interval with through hole with the first end opposite second end and is positioned at the draw-in groove of through hole both sides.

3. electric connector as claimed in claim 1 is characterized in that: said reinforcement is the plastic cement structure of detachable design.

4. electric connector as claimed in claim 2 is characterized in that: said auxiliary member is a made, and said locked instrument is a metal struts.

5. electric connector as claimed in claim 4 is characterized in that: said first auxiliary member also comprises by base portion to the shell fragment that extends below.

6. electric connector as claimed in claim 5 is characterized in that: first retaining sheet is fastened in the draw-in groove of first end, and said shell fragment and depression bar are articulated, and said first groove is corresponding with the through hole of first end.

7. electric connector as claimed in claim 4 is characterized in that: second auxiliary member is provided with main part, is arranged with some second retaining sheets and second groove in the main part two ends, and main part offers group-connecting groove.

8. electric connector as claimed in claim 7 is characterized in that: said second retaining sheet is fastened in the draw-in groove of the second end, and said second groove is corresponding with the through hole of the second end, in the said gland winding group-connecting groove.

9. electric connector; The conducting terminal, the frame that comprise insulating body, be contained in the insulating body are located at the peripheral reinforcement of insulating body, are articulated in the depression bar on the reinforcement and are connected to the gland on the reinforcement; It is characterized in that: said auxiliary member comprises first auxiliary member and second auxiliary member; Said first auxiliary member is provided with base portion, runs through first groove of base portion, by base portion to first retaining sheet that extends below; Said second auxiliary member is provided with main part; Be provided with second retaining sheet and second groove in the main part two ends, said reinforcement comprise around the framework of the plastic cement structure in the insulating body outside, be fastened in the framework first end first auxiliary member, be fastened in second auxiliary member of framework the second end.

10. electric connector as claimed in claim 9 is characterized in that: said first auxiliary member and second auxiliary member all are made of metal, and said first auxiliary member and depression bar are articulated, and said second auxiliary member is provided with the group-connecting groove that is connected with group with gland.