CN201336497Y

CN201336497Y - Electric connector

Info

Publication number: CN201336497Y
Application number: CNU200820303552XU
Authority: CN
Inventors: 林南宏; 廖芳竹; 刘家豪
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: 2008-12-22
Filing date: 2008-12-22
Publication date: 2009-10-28
Anticipated expiration: 2018-12-22

Abstract

The utility model relates to an electric connector, which is used for electrically connecting a chip module and a printed circuit board, and comprises an insulating body for bearing the chip module and a plurality of conducting terminals accommodated in the insulating body. The insulating body is provided with a base part for bearing the chip module; and a plurality of protruded posts upwards protruding, wherein the electric connector also comprises metal guide pieces which are arranged in the protruding posts and convenient to arrange the chip module into the insulating body. In addition, the metal guide pieces can avoid the chip module from scratching the insulating body in the arranging process, and the stable electric connection of the electric connector can be achieved.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector of chip module to printed circuit board (PCB) that be used to electrically connect.

[background technology]

Existing electric connector sees also United States Patent (USP) and announces No. 6685494, and it has disclosed the electric connector that a kind of common being used to electrically connects chip module and printed circuit board (PCB).This electric connector generally comprises the insulating body that contains plurality of conductive terminals and is used to fasten chip module it is immobilizated in fixing structure spare on the insulating body, to guarantee to be located in stable electric connection between conducting terminal in the insulating body and the chip module.Electric connector to reach and printed circuit board (PCB) between firm electric connection, just need at first insulating body to be welded on the printed circuit board (PCB), then chip module is mounted on the insulating body, utilizing the cooperation pass of fixing structure spare and printed circuit board (PCB) again is that chip module closely is buckled on the insulating body, thereby reaches the purpose that is electrically connected of electric connector expection.The fixing structure spare that this type of design is set up makes the assembling of electric connector become loaded down with trivial details, and often must sacrifice additional space, and for the relatively harsher application of some space requirement, this kind design just relatively is difficult to carry out; In addition, often shape is comparatively special because this type of designs the fixing structure spare that adopts, and makes the production cost of electric connector also improve.

For solving the problems of the technologies described above, a kind of new design has appearred.See also the novel patent announcement of TaiWan, China No. 335035, it has disclosed a kind of electric connector, can electrically connect chip module to printed circuit board (PCB).This electric connector comprises plurality of conductive terminals and is used to accommodate the insulating body of conducting terminal, insulating body comprises the matrix that is used for the carries chips module, matrix is provided with the plurality of conductive terminals accepting hole, and the corner location of wherein said matrix is provided with the buckle that extends upward and be fastened in chip module top.But because the buckle of insulating body setting is when frequently contacting with chip module, the buckle of insulating body is easy to by scratch, is easy to generate soft flocks and falls in the conducting terminal, influences the function that normally electrically conducts of electric connector.

In view of above-mentioned condition, necessaryly provide a kind of novel electric connector to solve the defective that exists in the prior art scheme.

[utility model content]

But the purpose of this utility model is to provide a kind of Convenient button to hold chip module, and avoids the electric connector of scratch insulating body.

The utility model electric connector is achieved through the following technical solutions: a kind of electric connector, be used to electrically connect chip module and printed circuit board (PCB), it comprises and is used for the plurality of conductive terminals accepting the insulating body of chip module and be housed in insulating body, described insulating body is provided with the base portion that is used for the carries chips module, the edge of this base portion is provided with some projections that upwards protrude out, wherein said electric connector also comprises the metal guide part in the projection that is mounted on insulating body, can be convenient to the chip module group is gone in the insulating body.

Compared to prior art, the utility model electric connector can be gone into the chip module group in the insulating body easily by the guide member that is mounted on insulating body, can avoid the scratch insulating body in addition, realizes the stable electric connection of electric connector.

[description of drawings]

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

Fig. 2 is the stereogram of the insulating body of electric connector shown in Figure 1.

Fig. 3 is the insulating body of electric connector shown in Figure 1 and the three-dimensional combination figure of guiding piece.

Fig. 4 is the stereogram of the conducting terminal of electric connector shown in Figure 1.

Fig. 5 is the stereogram of the guiding piece of electric connector shown in Figure 1.

Fig. 6 is the three-dimensional combination figure of the utility model electric connector and chip module.

Fig. 7 is the three-dimensional exploded view of the utility model electric connector and chip module.

[embodiment]

See also Fig. 1 to shown in Figure 7, it has disclosed the utility model electric connector 100, and this electric connector 100 can electrically connect chip module 20 and printed circuit board (PCB) (not shown).This electric connector 100 comprises the insulating body 10 that is used for accepting chip module 20, the plurality of conductive terminals 40 that is housed in insulating body 10, reaches the metal guide part 30 that group is located at 10 4 corners of insulating body.

Insulating body 10 is rectangular structure substantially, and it comprises and is used to accept the flat-platy base portion 101 of chip module 20 and the projection 102 that is upwards protruded out setting by four corners at base portion 101 edges.This base portion 101 is provided with some terminal containing slots 103 that are arranged.The medial surface centre position of this projection 102 is provided with storage tank 104, is provided with certain receiving space (not label) in this storage tank 104, and the space of strain is provided when providing guide member 30 to be connected to chip module 20.The bottom of this storage tank 104 is provided with location notch 105 near this medial surface, is used to locate guide member 30.This projection 102 forms barricade 106 in storage tank 104 both sides, the top of described barricade 106 is provided with the location division 107 of inclination, thus on the location division 107 of the fashionable projection 102 that can push up insulating body 10 earlier of 20 groups of chip modules, can avoid directly clashing into metal guide part 30, cause guide member 30 to tilt or distortion.

See also shown in Figure 4, the holding parts 402 that conducting terminal 40 can be immobilizated in insulating body 10 that conducting terminal 40 comprises tabular main part 401, extend to be provided with by main part 401 both sides, the last contact arm 403 that extends upward by main part 401 and by main part 401 extended downwards under contact arms 404.The end of last contact arm 403 is provided with a pair of and last contact feets 4031 chip module 20 butts.The end of following contact arm 404 is provided with a pair of following contact feet 4041 that connects with printed circuit board (PCB) (not shown).

Please consult Fig. 1 and shown in Figure 5 by emphasis, metal guide part 30 comprise straight body 301, by body 301 make progress the transition part 304 of slight curving extension setting, be bent upwards to extend by transition part 304 ends and be guidance part 305 that arch is provided with and the holding parts 302 that extend by body 301 downwards.Described guidance part 305 is provided with curved smooth guiding face 306.The end of guidance part 305 further extends upward the tractive unit 307 that is provided with inclination, is convenient to 20 groups of chip modules fashionable and guide member 30 smooth butts and moves down.The both sides of holding parts 302 protrude out the hangnail 303 that is provided with in some location notchs 105 that guide member 30 are retained on insulating body 10.

Chip module 20 roughly is flat, and four corners of its sidewall 201 are provided with the locating surface 202 of inclination, to cooperate so that chip module is gone in the insulating body 10 for 20 groups with guide member 30.

Electric connector 100 in use, earlier 40 groups of conducting terminals are located in the terminal containing slot 103 of insulating body 10, guide member 30 is assembled in the inboard storage tank 104 of projection 102 in 10 4 corners of insulating body, the holding parts 302 of guide member 30 is housed in storage tank 104 locating slot at bottom 105, thereby the inwall interference engagement of the hangnail 303 of the holding parts 302 of guide member 30 and location notch 105 is with guide member 30 stable being retained in the storage tank 104 of insulating body 30.Chip module 20 is organized directly over insulating body 10, the locating surface 202 of chip module 20 sidewalls 201 at first with guidance part 107 butts of the projection 102 of insulating body 10, slippage is to the tractive unit 307 on guide member 30 tops then, further be connected to the guidance part 305 of guide member 30, go in the process for 20 groups at chip module, strain can take place in this metal guide part 30, and last chip module 20 group is smoothly gone in the insulating body 10.After chip module 20 was finished assembling, guide member 30 resetted, and its guidance part 305 is positioned at chip module 20 tops.

Be provided with guide member 30 in the projection 102 in four corners of the insulating body 10 of electric connector 100 of the present utility model, chip module 20 can be organized to go in the insulating body 10 easily thus, realize the accurate location of chip module 20.In addition, avoid scratch insulating body 10 when this metal guide part 30 can avoid 20 groups of chip modules to go into insulating body 10, thereby guarantee that chip module 20 is connected with excellent electrical property between the printed circuit board (PCB) (not shown).

Should be understood that; described above only is some execution modes of the utility model electric connector; for the person of ordinary skill of the art, other improvement made under the prerequisite that does not break away from the utility model principle and distortion also should be considered as protection range of the present utility model.

Claims

1. electric connector, be used to electrically connect chip module and printed circuit board (PCB), it comprises and is used for the plurality of conductive terminals accepting the insulating body of chip module and be housed in insulating body, described insulating body is provided with the base portion that is used for the carries chips module, the edge of this base portion is provided with some projections that upwards protrude out, it is characterized in that: described electric connector also comprises the metal guide part in the projection that is mounted on insulating body, and bootable chip module group is gone in the insulating body.

2. electric connector as claimed in claim 1 is characterized in that: the projection of described insulating body is located at four corners of base portion.

3. electric connector as claimed in claim 2, it is characterized in that: the inboard centre position of described projection is provided with the storage tank of accommodating guide member, this storage tank bottom is provided with the location notch that is used to locate guide member near the outside, and each storage tank is provided with a receiving space so that the space of guide member distortion to be provided.

4. electric connector as claimed in claim 3 is characterized in that: described projection forms barricade in the storage tank both sides, the top of this barricade is provided with the location division of inclination.

5. electric connector as claimed in claim 3 is characterized in that: described guide member comprises body, is bent upwards the guidance part that extend to be provided with and is extended downwards and can be housed in holding parts in the location notch of insulating body by body by body.

6. electric connector as claimed in claim 5 is characterized in that: the holding parts both sides of described guide member protrude out and are provided with some hangnails, can guide member be fixed on the insulating body with the sidewall interference engagement of the location notch of insulating body.

7. electric connector as claimed in claim 5 is characterized in that: the guidance part of described guide member is provided with curved guiding face, is used to guide chip module.

8. electric connector as claimed in claim 5 is characterized in that: the end of described guidance part further extends upward the tractive unit that is provided with inclination.

9. electric connector as claimed in claim 1 is characterized in that: the holding parts that described conducting terminal comprises main part, extended by the main part both sides and be positioned at the main part contact arm at two ends up and down, described each contact arm end all is provided with a pair of contact feet.