CN2445464Y

CN2445464Y - Electric connector

Info

Publication number: CN2445464Y
Application number: CN00249138U
Authority: CN
Inventors: 张仁柔
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: 2000-09-08
Filing date: 2000-09-08
Publication date: 2001-08-29
Anticipated expiration: 2010-09-08

Abstract

The utility model relates to an electric connector, comprising an insulation body, a conductive terminal, a holding piece and a clamping device, wherein, the holding piece comprises an interfering part which is clamped with the insulation body and a positioning part which is matched with the clamping device. The clamping device then comprises a main body part and assembling parts at both sides of the main body part, and one end of each of the assembling parts is arranged in convex with a positioning block. When the utility model is combined, the holding piece is arranged in the insulation body by the interfering part, and the assembling parts of the clamping device pass through the holding piece and are clamped at both ends of the insulation body. After a flexible printed circuit board is assembled by the installing match, the positioning block then is clamped at the side edge of the holding piece, and the stable butting of the flexible printed circuit board and the conductive terminal is ensured.

Description

Electric connector

The relevant a kind of electric connector of the utility model refers in particular to and a kind ofly is used to electrically connect flexible printed circuit board (Flexible Printed Circuit is FPC) with the electric connector of another circuit board.

Connector for flexible printed circuit board is a kind of device that flexible printed circuit board and another circuit board are electrical connected of being used for, and this connector for flexible printed circuit board comprises that one is installed on the insulating body on the circuit board and is housed in conducting terminal in the corresponding accepting groove of this insulating body usually.Offer the opening that communicates with accepting groove on the insulating body noted earlier, be used for accommodating the end of flexible printed circuit board, thereby printed circuit lines on the flexible printed circuit board and conducting terminal are conducted.In addition, being equiped with a clamping close device on insulating body is used for flexible printed circuit board is fixed in this connector for flexible printed circuit board.

The prior art relevant with the utility model can be consulted United States Patent (USP) the 4th, 334,728,5,895,287 and 5,904, shown in No. 586 grades, these existing electric connectors adopt the fixed clamping close device of rotation with the fixing flexible printed circuit board (PCB), and clamping close device borrows rotating shaft and axis hole cooperation to be connected with insulating body mostly, yet design must be guaranteed the accurate cooperation of the two so that increase manufacturing cost like this, and rotates the design of fixed clamping close device, owing to need the existence of revolution space, will be unfavorable for reducing the overall dimensions of the electronic installation that is equiped with this electric connector.

The prior art that another is relevant with the utility model, as United States Patent (USP) the 5th, 354,214 and 5,308, No. 262 then is to adopt the design of sliding and fastening between its clamping close device and insulating body.Moreover United States Patent (USP) the 5th, 308 as described above, shown in No. 262 because its retaining piece and insulating body be made into integration, thus structural strength a little less than, be unfavorable for high-temperature soldering.And for example United States Patent (USP) the 5th, 354, No. 214 disclose, though the retaining piece of this connector adopt to separate and to make to improve aforesaid drawbacks, but its clamping close device cooperates the shortcoming that still has assembling to be difficult for the location that retaining piece is adopted, and clamping close device is unfavorable for operation readiness built on the sand during operation.

The purpose of this utility model is to provide a kind of overall structure simple, easy to manufacture and be beneficial to the electric connector that improves structural strength and high-temperature soldering.

The purpose of this utility model is achieved through the following technical solutions: the utility model electric connector comprises insulating body, conducting terminal, retaining piece and clamping close device, it is characterized in that, retaining piece comprises that group is located at the interference part in the insulating body and is positioned at the outer location division of insulating body, and clamping close device is by fastening on the location division of retaining piece and preliminary group is located on the insulating body.

Compared to prior art, retaining piece of the present utility model is to make separately, is beneficial to the raising and the high-temperature soldering of structural strength, and retaining piece is plugged in the insulating body, can dwindle the size of the integral body of connector.In addition, by the design of retaining piece, make the clamping close device can be simple and easy and firmly locate flexible printed circuit board, thereby guarantee that flexible printed circuit board docks with the firm of conducting terminal.

To closing drawings and Examples the utility model is further described below.

Fig. 1 is the three-dimensional exploded view of the utility model electric connector.

Fig. 2 is the three-dimensional exploded view of another angle of the utility model electric connector.

Fig. 3 is the three-dimensional combination figure of the utility model electric connector and flexible printed circuit board, and wherein the clamping close device of electric connector is not plugged to the final position as yet.

Fig. 4 is the cross-sectional schematic of Fig. 3 along the A-A line.

Fig. 5 is the three-dimensional combination figure of the utility model electric connector and flexible printed circuit board, and wherein the clamping close device of electric connector is plugged to the final position.

Fig. 6 is the cross-sectional schematic of Fig. 5 along the B-B line.

See also Figure 1 and Figure 2, the utility model electric connector 1 comprises insulating body 10, conducting terminal 20, retaining piece 30 and clamping close device 40, wherein insulating body 10 comprises horizontally extending diapire 101 and roof 102, this diapire 101 and roof 102 connect with two sidewalls 103 and the joint face 104 that relatively vertically extends, and form a slot 105 with open front.This diapire 101 and roof 102 are respectively equipped with the terminal containing slot 106 of several corresponding up and down spaces on slot 105 inner surfaces, 20 groups of conducting terminal are located in the terminal containing slot 106.In addition, roof 102 both sides adjacent sidewall 103 places are provided with the holding hole 107 that vertically runs through insulating body 10.

Retaining piece 30 comprises interference part 301 that fastens with the holding hole 107 of insulating body 10 and the location division 305 that cooperates with clamping close device 40, wherein interference part 301 is L-shaped, comprise horizontal sides 302 and vertical edges 303, and vertical edges 303 both sides are provided with the protruding thorn 304 that can cooperate with holding hole 107 interferences of insulating body 10.Location division 305 is the framework that a cross section slightly is " C " shape, comprises level board 306, vertical panel 307 and grip block 308, and wherein level board 306 is a coplane with the horizontal sides 302 of interference part 301.Vertical panel 307 contiguous interference parts 301 1 side blows of location division 305 are provided with the salient point 309 that one day, lateral surface protruded.305 level board 306 outsides and form claw-like weld part 310 in the location division are retained on bonding area and intensity on the circuit board to increase with electric connector 1.

Clamping close device 40 comprises main part 401 and group connecting part 404, and wherein main part 401 comprises and is positioned at the pressure section 403 that the front portion has the introduction part 402 on inclined-plane and is positioned at the rear portion.Group connecting part 404 comprises front pilot 405 and holding section 406 for the two relative structures that two ends from main part 401 longitudinallies are wholely set.And holding section 406 is made a concession space 407 with main part 401 spaces to form by the rear end extension setting of front pilot 405.In addition, holding section 406 is then extended with respect to the other end of front pilot 405 and is provided with the operating portion 408 that protrudes laterally, the inboard two ends of group connecting part 404 are fixture block 409 and back fixture block 410 before clamping close device 40 inner extensions are provided with then, and the downside of group connecting part 404 is provided with a positioning block 411 near preceding fixture block 409 protrusions.

See also Fig. 3 and Fig. 4, during combination, retaining piece 30 insert by the vertical edges 303 of interference part 301 and with holding hole 107 interferences of insulating body 10, firmly to be installed in the insulating body 10.The group connecting part 404 of clamping close device 40 passes the location division 305 of retaining piece 30 and borrows preceding fixture block 409 to be connected on vertical panel 307 limits of retaining piece 30, and passes through the setting of salient point 309 on the vertical panel 307, with the effect that holds of fixture block 409 before increasing.When flexible printed circuit board 5 initial slots 105 from the body 10 that insulate insert in the insulating body 10, the locating piece 411 of clamping close device 40 is resisted against the upper surface of weld part 310, clamping close device 40 can be borrowed the clamping up and down of 308 of level board 306 and grip blocks, and is fixed on the insulating body 10.At this moment, the electronic circuit of flexible printed circuit board 5 does not contact with conducting terminal 20, and by outwards withdrawing from fully preceding fixture block 409 and cooperating with restriction clamping close device 40 of salient point 309.

See also Fig. 5 and Fig. 6, after clamping close device 40 inserts fully, the pressure section 403 of clamping close device 40 main parts 401 compresses flexible printed circuit board 5, thereby the electronic circuit of flexible printed circuit board 5 is electrically contacted with conducting terminal 20, at this moment before the clamping close device 40,

back fixture block

409 and 410 supports respectively at the rear and front end of insulating body 10 face with the location, locating piece 411 then fastens horizontal sides 302 leading edges at retaining piece 30, and grip block 308 elasticity of location division 305 are pressed on holding section 406 upper surfaces, to guarantee the firm electric connection of 20 of flexible printed circuit board 5 and conducting terminals.

Claims

1. electric connector, be used to realize that flexible printed circuit board and another circuit board electrically connect, comprise insulating body, conducting terminal, retaining piece and clamping close device, it is characterized in that: retaining piece comprises that group is located at the interference part in the insulating body and is positioned at the outer location division of insulating body, and clamping close device is located on the insulating body by fastening to organize on the location division of retaining piece.

2. electric connector according to claim 1 is characterized in that: the retaining piece location division is provided with a salient point.

3. electric connector according to claim 1 is characterized in that: the retaining piece interference part is provided with protruding thorn, and retaining piece borrows the protruding thorn that is located on the interference part to be held in the holding hole of insulating body.

4. electric connector according to claim 2 is characterized in that: the retaining piece location division comprises level board, vertical panel and grip block, and described salient point is arranged on the vertical panel.

5. electric connector according to claim 1 is characterized in that: clamping close device comprises main part and is located at the group connecting part of main part both sides.

6. electric connector according to claim 1 is characterized in that: extension is provided with the claw-like weld part that electric connector is fixed on circuit board on the level board of location division.

7. electric connector according to claim 5 is characterized in that: group connecting part comprises front pilot and holding section, and wherein the inboard two ends of group connecting part are provided with forward and backward fixture block.

8. electric connector according to claim 5 is characterized in that: group connecting part one end is provided with the locating piece that can make clamping close device do certain angle rotation and location clamping close device.