CN2747739Y

CN2747739Y - Electrical connector

Info

Publication number: CN2747739Y
Application number: CN 200420094004
Authority: CN
Inventors: 朱德祥
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2004-10-14
Filing date: 2004-10-14
Publication date: 2005-12-21
Anticipated expiration: 2014-10-14

Abstract

The utility model discloses an electrical connector which comprises a body and a fixing device fixing an abutting electronic element inside the body and causing the abutting electronic element to electrically conduct with the body of the electric connector; wherein the body comprises an isolation body and a conductive terminal; the fixing device comprises at least two pairs of fixing body and movable body which can match each other; the fixing body is fixed inside the isolation body. Compared with prior art, the fixing body of the electric connector provided by the utility model is directly fixed on the body, which is easy to keep a better contact with the fixing body, the electric connector and the abutting electronic element; the connection is stable; as a consequence, the utility model ensures better electrical connection of the electronic element and the electric connector, and the electric connector occupancies a smaller space on the circuit board meanwhile.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of in order to connect the electric connector of planar lattice array chip module especially.

[background technology]

Along with the integrated application of systems technologies such as multimedia, communication and computer, no matter be desktop computer or mobile computer at present, its function from strength to strength, the circuit design of main frame is also more complicated.Mobile computer particularly, for more assembly is set in limited space, on the motherboard design of assembly with arrange also to become even more important.

At present, industry generally adopts electric coupler component to remove to electrically connect chip module to circuit board.Prior art is with reference to Figure 13, Figure 14, electric coupler component is used to electrically connect chip module 500 to circuit board 600, comprise the metal upper casing 100 and the metal lower shell 200 of mutual flexible connection, and be used for rocking bar 300 that metal upper casing 100 and metal lower shell 200 are fixed together.But, the existence of rocking bar 300, can take in the horizontal direction than large space, also take big vertical direction space when operating vertical position, thereby during rocking bar 300 change in location, because of the operating space excessive, may with other assembly interference on the circuit board, be unfavorable for operation, and take circuit board than large space, all the more so for circuit board space precious on the notebook.And its fixture is a rocking bar, depresses chip module fixingly when tight at it, and metal lower shell is deformed, and influences its welding, thereby influences the electric connection between chip module and circuit board.

So, be necessary to design a kind of novel electric connector, to overcome above-mentioned defective.

[summary of the invention]

The purpose of this utility model is to provide a kind of electric connector, and it can guarantee to have between chip module and circuit board preferably and electrically connect, and takies the less space of circuit board.

In order to reach above-mentioned creation purpose, the utility model electric connector comprises body and will dock the fixture that electronic building brick is fixed in the body and butt joint electronic building brick and electrical connector body are electrically conducted, wherein body comprises insulating body and conducting terminal, fixture comprises at least two pairs of fixed bodies that can cooperatively interact and mobile, and this fixed body is fixed in the insulating body.

Compared with prior art, the fixed body of the utility model electric connector is directly to be fixed on the body, easily keep contacting preferably with electric connector, butt joint electronic building brick with making fixed body, and connect stable, thereby guarantee that butt joint electronic building brick and its electrically connect preferably, electric connector takies less circuit board space simultaneously.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector and chip module and circuit board.

Fig. 2 is the three-dimensional combination figure of electrical connector body shown in Figure 1, hold-down nut and chip module, circuit board.

Fig. 3 is the cutaway view of electric connector shown in Figure 2 along the A-A line.

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

Fig. 5 is the schematic diagram of the 3rd embodiment of the utility model electric connector.。

Fig. 6 is the schematic diagram of the 4th embodiment of the utility model electric connector.

Fig. 7 is the schematic diagram of the 5th embodiment of the utility model electric connector.

Fig. 8 is the schematic diagram of the 6th embodiment of the utility model electric connector

Fig. 9 is the schematic diagram of the 7th embodiment of the utility model electric connector.

Figure 10 is the stereogram of existing electric connector and chip module and circuit board.

Figure 11 is the cutaway view of electric connector shown in Figure 10 and chip module and circuit board.

[embodiment]

Below in conjunction with drawings and Examples the utility model is further described.

As shown in Figures 1 to 3, the utility model electric connector comprises body 1 and fixture 2, is used to electrically connect planar lattice array cake core module 3 and circuit board 4, and wherein circuit board is provided with hole 40.

Wherein body 1 comprises insulating body 10 and is located at conducting terminal inside 11, insulating body 10 plurality of terminals accommodation holes 102, gulde edge piece 100 above accommodation hole 102 is arranged around it, terminal is contained in the above-mentioned accommodation hole 102, at least one end is higher than accommodation hole 102 and is bending, and its peak is lower than gulde edge piece 100 upper surfaces.Stretching out around the insulating body 10 is provided with protuberance 103, and protuberance 103 is provided with hole 104.

Fixture 2 comprises fixed body 20 and mobile 21, and in the present embodiment, fixed body 20 is a nut, and mobile 21 is a bolt.Fixed body 20 comprises connecting portion 200 and weld part 202, and wherein connecting portion 200 is provided with screwed hole 201, to match with bolt 21, the lower end of weld part 202 is provided with tin ball 8, and stretch out and be provided with guide posts 203, it can insert in the hole 40 of circuit board 4, its guide function; Mobile's (bolt) 21 comprises main part 210 and head 211, and its head 211 can be pressed on the chip module 3.

During assembling, earlier nut 20 is fixed in the hole 104 of insulating body, then, place mode that the hole 40 of circuit board 4 utilizes surface soldered that the weld part 202 of nut 20 is welded on the upper surface 41 of circuit board 4 guide posts 203 of nut 20, because connecting portion 20 lower ends are provided with tin ball 8, can keep sufficient weldering amount, again chip module 3 is placed on the insulating body 10, at last bolt 21 is screwed in the screwed hole 201 of nut 20, at this moment, the head 211 of bolt 21 is pressed on the chip module, and chip module 3 and electric connector are fixed together, and realizes the electric connection of chip module 3 and circuit board 4.

Fig. 4 is second kind of execution mode of the utility model electric connector, be with the difference of first kind of execution mode, in the present embodiment, electric connector further comprises upper cover body 5, upper cover body 5 and the corresponding through hole 50 that is provided with of the hole (not shown) of insulating body 10, and the main part 210 that through hole 50 can hold bolt 21 passes, and in addition, upper cover body 5 is between bolt 21 and body 1.During assembling, upper cover body 5 is pressed on the chip module 3, and the through hole 50 that bolt 21 passes upper cover body 5 screws in the hole of insulating body 10, can reach the effect same with the foregoing description.

Certainly, also can connect heat pipe 6 on the upper cover body 5, the heat pipe 6 terminal heat abstractors 7 (as shown in Figure 5) that connect can reach and the first embodiment effect same.

Figure 6 shows that the 4th embodiment of the utility model electric connector, be with the difference of first embodiment, in the present embodiment, fixed body 20 is a bolt 20, mobile 21 is a nut 21, and bolt 20 and insulating body 10 are fixed on one, and the lower surface of nut 21 is pressed on the chip module 3.

In addition, fixed body 20 also can be welded on (as shown in Figure 7) on the circuit board 4 by guide posts 203 on it, and this moment, fixed body guide posts system welded together with the circuit board hole.

In addition, fixed body 20 also can not established guide posts, and the one end is welded on the upper surface of circuit board 4 (as shown in Figure 8)

Certainly, fixed body 20 can not be welded on the circuit board yet, gets final product (as shown in Figure 9) and only need be fixed in the insulating body 10.

Claims

1. electric connector, comprise electrical connector body and will dock the fixture that electronic component is fixed in the body and butt joint electronic component and electrical connector body are electrically conducted, wherein body comprises insulating body and conducting terminal, it is characterized in that: fixture comprises at least two pairs of fixed bodies that can cooperatively interact and mobile, and this fixed body is fixed in the insulating body.

2. electric connector as claimed in claim 1 is characterized in that: this electric connector is used to electrically connect chip module and circuit board, and chip module can be positioned at body and contact with the conducting terminal elastic compression.

3. electric connector as claimed in claim 2, it is characterized in that: insulating body is provided with the plurality of terminals accommodation hole, and the gulde edge piece above accommodation hole is arranged around it, and terminal is contained in the above-mentioned accommodation hole, at least one end is higher than accommodation hole and is bending, and its peak is lower than gulde edge piece upper surface.

4. as claim 1 or 2 or 3 described electric connectors, be characterised in that: mobile comprises that head and main part and head can be pressed on the chip module.

5. as claim 1 or 2 or 3 described electric connectors, it is characterized in that: be provided with one between mobile and the insulating body and press and put the upper cover body of docking electronic component.

6. electric connector as claimed in claim 5 is characterized in that: be connected with heat pipe on the upper cover body, be connected with heat abstractor on the heat pipe.

7. as claim 1 or 2 or 3 described electric connectors, it is characterized in that: fixed body is welded on the circuit board.

8. electric connector as claimed in claim 7, it is characterized in that: fixed body is provided with weld part, and weld part is provided with the tin ball, welds together by tin ball and circuit board.

9. as claim 1 or 2 or 3 described electric connectors, it is characterized in that: fixture is made up of nut that cooperatively interacts and bolt, and this fixed body is bolt or nut.