CN201285823Y

CN201285823Y - Electric connector

Info

Publication number: CN201285823Y
Application number: CNU2008200414609U
Authority: CN
Inventors: 杨振齐; 侯松沛; 黄耀諆; 王全
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: 2008-08-27
Filing date: 2008-08-27
Publication date: 2009-08-05
Anticipated expiration: 2018-08-27

Abstract

The utility model discloses an electric connector for testing, comprising an upper cover board, a base for bearing the upper cover board, conductive terminals assembled in the base and a terminal protection board assembled at the bottom of the base. The base is approximately rectangular and comprises a terminal accommodating zone arranged in the center and peripheral side walls enclosing the terminal accommodating zone; two guide poles are diagonally formed at the bottoms of the side walls; the terminal protection board is approximately rectangular, two through holes are formed along the direction of the corresponding diagonal of the terminal protection board and the bottom of the base and a fixed pole is formed in the direction of the other diagonal of the terminal protection board. The guide poles at the bottom of the base are in clearance fit with the through hole of the terminal protection board, the terminal protection board can be located to against swing and can be assembled on a circuit board conveniently.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of improvement of testing the electric connector terminal baffle especially.

[background technology]

In view of the central role of central processing unit chip in various electronic equipments, common processor chips needed before dispatching from the factory through various tests.Processor chips need be installed on the different processor sockets at different test events.For example processor chips may need the detection through test, different performance such as aging.

Existing processor chips are carried out the electric connector for socket of burn-in test, the snap close piece that it generally includes pedestal, is assembled in the upper cover body on the pedestal and is driven by upper cover body, conducting terminal is contained in the pedestal.Upper cover body pedestal relatively moves up and down, when when depressing upper cover body, and upper cover body pressing lock fastener, snap close piece is in open mode, and can be loaded on processor chips this electric connector this moment.

This burn-in test electric connector for socket need be installed on the circuit board usually; because this electric connector for socket has a lot of conducting terminals usually; and tail portion of terminal is longer; need be with in the corresponding perforation of inserting on the circuit board of numerous conducting terminals; for guaranteeing that numerous terminals can insert in the perforation of circuit board correspondence simultaneously exactly; the terminal avoided inserts perforation and the terminal that has does not cause damage to inserting terminal when not inserting perforation, can the terminal protecting plate be set in the bottom of electric connector for socket pedestal usually.Numerous conducting terminals insert in the terminal channel of terminal baffle earlier; and then terminal is inserted in the perforation of circuit board; because the protection of the location of terminal protecting plate, the terminal that then can avoid having than long-tail portion produces dislocation and damages conducting terminal when inserting circuit board.

Existing this electric connector for socket; its base bottom surface can be provided with two fixed legs along diagonal usually; the diagonal that the bottom surface of terminal protecting plate and pedestal fixed leg intersect also is provided with two fixed legs, further electric connector is fixed on the circuit board by the perforation that four fixed legs insert on the circuit board.

Yet existing this electric connector; only pass through the grab matched in clearance between its terminal protecting plate and the pedestal; yet this cooperation is not to closely cooperate; the terminal protecting plate still can produce with respect to pedestal and rock; when being assembled in electric connector on the circuit board; can produce off normal between the fixed leg of terminal and base bottom surface and the terminal protecting plate, and cause terminal and pedestal to be difficult for being assembled on the circuit board.

[utility model content]

Main purpose of the present utility model is to provide a kind of terminal protecting plate and pedestal of guaranteeing accurately to locate the electric connector of being convenient to assemble.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of electric connector, it comprises upper cover body, carries the pedestal of upper cover body, the snap close piece by the loam cake driving, the terminal protecting plate that is assembled in the conducting terminal in the pedestal and is assembled in base bottom.Pedestal is roughly rectangular; the sidewall all around that it comprises the terminal accommodating district that is positioned at the center and is located in the terminal accommodating district; become diagonal to be formed with two guide pillars in the bottom surface of sidewall; the terminal protecting plate is roughly rectangular; be formed with two perforation in the terminal protecting plate diagonal corresponding, be formed with fixed leg in another diagonal of terminal protecting plate with the guide pillar of base bottom surface.The perforation matched in clearance of the guide pillar of pedestal and terminal protecting plate.

Compared with prior art; terminal protecting plate of the present utility model is provided with perforation; only be used to insert circuit board in the prior art and play the guide pillar of base bottom of fixation and the perforation matched in clearance on the terminal protecting plate; can avoid the terminal protecting plate to shake, be convenient to terminal and pedestal is assembled on the circuit board.

[description of drawings]

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

Fig. 2 is the three-dimensional combination figure of another angle of the utility model electric connector.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is the part exploded view of the utility model electric connector.

[embodiment]

See also shown in Figure 1ly, a kind of execution mode of the utility model electric connector is a kind of being installed on the circuit board, is used for the electric connector of processor chips burn-in test.

As shown in Figures 1 to 4, the utility model electric connector 1 comprises upper cover body 10, load bearing seat 20, location-plate 30, snap close piece 40, conducting terminal module 50, pedestal 60 and is positioned at the terminal protecting plate 70 that terminal tails is accommodated in pedestal 60 belows.

See also shown in Figure 3ly, upper cover body 10 comprises by two longitudinally side walls 101 and two rectangle shaped as frame base portions (not label) that horizontal broad side walls 102 surrounds.Extended to form spacer 103 from each longitudinally side wall 101 downwards near the outer surface at end places, extended to form end downwards from the outer surface of the relative other end of each longitudinally side wall 101 and spacer 103 and be the stator 104 of grab.Lower surface midfeather certain distance from longitudinally side wall 101 extends to form a pair of press section 105 downwards.Extend to form the banking stop 106 that a pair of end is an arc angling downwards from the spacer 103 of each longitudinally side wall 101 and the inner surface between the inner surface between the press section 105 and stator 104 and the press section 105.In the middle of the outer surface of each horizontal broad side walls 102, extended to form a pair of spacer 107 downwards.The corner that is connected with longitudinally side wall 101 from each horizontal broad side walls 102 extends to form cylindrical reference column 108 downwards.

Load bearing seat 20 comprises rectangle shaped as frame base portion (not label), is formed with pair of openings 202 in two longitudinally side wall 201 centre positions wherein, from 20 4 corner bottom surface of load bearing seat fixed leg 203 that to extend to form four ends downwards respectively be grab.

Location-plate 30 comprises rectangular plate shape base portion 301, run through base portion 301 and be formed with plurality of terminals accepting hole 302, under four angles of base portion 301, extend to form the terminal fixed leg 303 of grab that is, extend to form 304, two connecting portion 304 opposed inside of two connecting portions in the centre position, both sides of rectangular base 301 downwards and form the supporting surface 305 of inclination.Extend to form terminal interconnective installation base 306 from connecting portion 304, be formed with the guiding block 307 that a pair of top is a circular arc respectively in base portion 301 and installation base 306 two identical side external surfaces.

Snap close piece 40 comprises horizontal base 401, from base portion 401 upwards and aduncate arc latch part 402 and vertical latch part 402 is extended in latch part 402 both sides pivot support portion 403.

Terminal module 50 comprises rectangular substrate 501 and runs through the plurality of conductive terminals 502 that substrate 501 is arranged.

Pedestal 60 is a rectangle, and it comprises middle rectangular substrate 600 and is located in substrate 600 sidewall 602,603 all around.Run through the terminal accommodating passage 601 that substrate 600 forms some arranged.Quadrangle at substrate 600 becomes to have the accepting hole 604 that runs through substrate 600.Be formed with two and accommodate cave 605 in that the installation base 306 of the both sides of substrate 600 and aforementioned location-plate 30 is corresponding.At spacer 103 and stator 104 corresponding the be formed with accepting grooves 606 of longitudinally side wall 602 outer surfaces with aforementioned upper cover body 10, wherein corresponding with stator 104 accepting groove 606 tops are formed with stop block 607.Be formed with accepting groove 608 at horizontal broad side walls 603 outer surfaces.The corner that links to each other in four sidewalls 602,603 is formed with cylindrical accepting hole 609.See also Fig. 2 and in conjunction with shown in Figure 3, protrude out downwards along diagonal from pedestal 600 bottom surfaces and be formed with a pair of fixedly projection 610.

Please continue to consult shown in Figure 3, terminal protecting plate 70 comprises rectangular plate shape substrate 701, and its central authorities form some through holes that run through substrate 701 702 that are arranged, extend to form the stator 703 that a pair of end is a grab straight up from substrate 701 two ends.Place, two ends in the corresponding diagonal of the fixedly projection 610 of substrate 701 and aforementioned pedestal 60 forms the perforation 704 that runs through substrate 701.Cornerwise two ends of intersecting in the lower surface and the aforementioned perforation 704 of substrate 701 protrude out a pair of fixed leg 705 of formation downwards.

See also Fig. 4 and in conjunction with Fig. 1, shown in Figure 2, terminal module 50 is placed on the pedestal 60 during assembling, the terminal accommodating passage 601 that the afterbody of terminal 502 passes pedestal 60 extends the lower surface of pedestal 60, location-plate 30 is from up to down organized and is gone into pedestal 60, and wherein the upper end of terminal 502 is run through the terminal accommodation holes 302 of location-plate 30 and protruded out the upper surface of location-plate 30.Fixed leg 303 correspondences of location-plate 30 are contained in the accepting hole 604 of pedestal 60, and installation base 306 correspondences of location-plate 30 are contained in accommodating in the cave 605 of pedestal 60.The pivot support portion 403 of snap close piece 40 is supported on the supporting surface 305 of location-plate 30, and its horizontal base 401 is positioned at installation base 306 tops of location-plate 30, and latch part 402 extends internally and is positioned at conducting terminal 502 tops.Load bearing seat 20 is from up to down organized and is gone into pedestal 60, and the opening 202 of its longitudinally side wall is positioned at the top of the latch part 403 of snap close piece 40, and its fixed leg 203 inserts accepting hole 604 interior realizations of pedestal 60 and fixes.In the spacer 103 of upper cover body 10 longitudinally side walls 101 outer surfaces and the stator 104 corresponding accepting grooves 606 that insert on pedestal 60 sidewalls, the banking stop 106 of upper cover body 10 longitudinally side walls 101 inner surfaces cooperates with the guiding block 307 of location-plate 30 in the insertion pedestal 60, and two press sections 105 are resisted against on the horizontal base 401 of snap close piece 40 just.In the accepting groove 608 of the spacer 107 corresponding insertion pedestal 60 horizontal broad side walls 603 of upper cover body 10 horizontal broad side walls 102, in the cylindrical accepting hole 609 that the reference column 108 corresponding insertion pedestals of upper cover body 10 are 60 4 jiaos.

Terminal protecting plate 70 is organized from the below into pedestal 60, and its stator 703 is snapped in corresponding projections (not shown) in the pedestal 60, the afterbody of terminal 502 pass terminal protecting plate 70 substrate 701 through hole 702 and stretch out terminal baffle 70 lower surfaces.The fixedly projection 610 corresponding perforation 704 of inserting terminal baffle 70 of pedestal 60 bottom surfaces.

During assembling chip (not shown), push upper cover body 10, then upper cover body 10 is along the accepting groove 606 of pedestal 60,608 move up and down, the horizontal base 401 of the press section 105 pressing lock fasteners 40 of upper cover body 10 drives the latch part 402 of snap close pieces 40 and opens, put into chip after, unclamp upper cover body 10, then latch part 402 fastens, and chip is closely contacted with the conducting terminal 502 of terminal module 50.

Be respectively arranged with location-plate 30 and load bearing seat 20 in aforementioned embodiments, also can omit location-plate 30 and load bearing seat 20 in other embodiments, then the support portion 403 of snap close piece 40 directly is supported on the pedestal 60.

Terminal protecting plate of the present utility model is provided with perforation 704; only be used to insert perforation 704 matched in clearance on fixedly projection 610 and the terminal protecting plate 70 of base bottom that circuit board plays fixation in the prior art; can avoid terminal protecting plate 70 to shake, be convenient to terminal 502 and pedestal 60 is assembled on the circuit board.

Claims

1. electric connector, it comprises upper cover body, carries the pedestal of upper cover body, the snap close piece by the upper cover body driving, the terminal protecting plate that is assembled in the conducting terminal in the pedestal and is assembled in base bottom, pedestal is roughly rectangular, the sidewall all around that it comprises the terminal accommodating district that is positioned at the center and is located in the terminal accommodating district, become diagonal to be formed with two fixedly projections in the bottom surface of sidewall, the terminal protecting plate is roughly rectangular, is formed with fixed leg in a diagonal direction of terminal protecting plate; It is characterized in that: be formed with two perforation in the terminal protecting plate diagonal corresponding, the fixedly projection of described pedestal and the perforation matched in clearance of terminal protecting plate with the fixedly projection of base bottom surface.

2. electric connector as claimed in claim 1 is characterized in that: described perforation place diagonal is the diagonal that intersects with described fixed leg place diagonal.

3. electric connector as claimed in claim 1 is characterized in that: four sidewall outer surfaces in pedestal are formed with accepting groove, and described upper cover body comprises the stator that is contained in the described accepting groove.

4. electric connector as claimed in claim 1 is characterized in that: it also comprises the location-plate that is assembled on the pedestal, and it comprises some terminal accommodation holes that are arranged, and the upper surface that this accepting hole protrudes out location-plate is passed on the top of described conducting terminal.

5. as claim 1 or 4 described electric connectors, it is characterized in that: it also comprises the load bearing seat that is assembled on the pedestal, and it comprises that rectangle shaped as frame base portion and the end that extends from base portion are the fixed leg of grab downwards.

6. electric connector as claimed in claim 1 is characterized in that: aforementioned snap close piece comprises horizontal base, the latch part of extending from base portion and the pivot support portion of extending from the latch part both sides.

7. electric connector as claimed in claim 6 is characterized in that: aforementioned upper cover body comprises the shaped as frame base portion, extends to form the press section that is resisted against the snap close piece pivot support portion downwards from the shaped as frame base portion.