CN2449369Y - Connector - Google Patents

Abstract

The utility model discloses a connector, which is used to electrically connect a flexible printed circuit board and the other circuit board. The connector comprises an isolation body, conductive terminals which are taken in the isolation body, a clamping device and holding pieces, wherein the clamping device comprises a main body and connecting joints which are arranged on the two sides of the main body. The holding pieces which are arranged on the both sides of the isolation body are made of metallic material. The upper part of the holding pieces is provided with a first position which is matched with the clamping device for ensuring the clamping device to be steadily connected to the isolation body, and a second position which ensures that the electronic circuit of the flexible printed circuit board and the conductive terminals are led to connect.

Description

Electric connector

The relevant a kind of electric connector of the utility model is especially about a kind of electric connector that is used for electrically connecting flexible printed circuit board (Flexible Printed Circuit) and another circuit board.

Flexible printed circuit board (Flexible Printed Circuit) is a kind of device that is used for electrically connecting flexible printed circuit board and another circuit board with electric connector, generally including one is installed in insulating body on the circuit board and several and is housed in conducting terminal in this insulating body terminal containing slot, above-mentioned insulating body is provided with the opening that communicates with terminal containing slot, be used for accommodating the flexible printed circuit board end, thereby printed circuit lines and conducting terminal on this flexible printed circuit board are conducted.In addition, also being provided with a clamping close device on this insulating body is used for flexible printed circuit board firmly is housed in this electric connector.

The prior art relevant with the utility model as United States Patent (USP) the 5th, 308, No. 262 and the 5th, 354, shown in No. 214, adopts the slip manner between clamping close device that these prior aries disclosed and insulating body.Because the retaining piece that above-mentioned patent discloses is made with insulating body employing integral body, thus overall construction intensity a little less than, be unfavorable for high-temperature soldering.In addition, as United States Patent (USP) the 5th, 354, shown in No. 214, though retaining piece adopts separate type to make to improve above-mentioned weak point, clamping close device cooperates also inconvenience with the retaining piece location, and clamping close device is firmly convenient inadequately when moving.

The utility model purpose is to provide a kind of electric connector, its retaining piece is made and is assembled on the electric connector insulating body separately, help the raising and the high-temperature soldering of overall construction intensity, and can guarantee clamping close device not landing when withdrawing from of this connector, whole firm assembling is provided simultaneously.

The purpose of this utility model is achieved through the following technical solutions: the utility model electric connector comprises insulating body, conducting terminal, clamping close device and retaining piece, and wherein clamping close device comprises and being plugged in the aforementioned slot with main part that compresses flexible printed circuit board and the group connecting part that is located at the main part both sides; Retaining piece is made by metal material, be located at the insulating body both sides, it is characterized in that, retaining piece is provided with and cooperates with above-mentioned clamping close device guaranteeing the primary importance of the firm winding of clamping close device on insulating body, and guarantees the second place that electronic circuit and conducting terminal connect mutually on the flexible printed circuit board.

Compared to prior art, the utility model electric connector, its retaining piece is independent manufacturing, overall construction intensity is higher, the locating piece of clamping close device is held in respectively on retaining piece first location division and second location division, when locating piece is held in first location division, clamping close device can be simple and easy and be firmly located flexible printed circuit board, guarantee firmly being electrically connected of flexible printed circuit board and conducting terminal, when clamping close device withdraws from, locating piece is held in second location division, guarantees not landing from the insulating body of clamping close device, and whole firm assembling is provided simultaneously.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is the utility model and flexible printed circuit board three-dimensional combination figure, and wherein the clamping close device of electric connector is not plugged to the final position as yet.

Fig. 3 is the cutaway view of Fig. 2 along the A-A line.

Fig. 4 is the cutaway view of Fig. 2 along the B-B line.

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

Fig. 6 is the cutaway view of Fig. 5 along the C-C line.

Fig. 7 is the cutaway view of Fig. 5 along the D-D line.

Please refer to shown in Figure 1ly, the utility model electric connector 1 comprises insulating body 10, conducting terminal 20, retaining piece 30 and clamping close device 40.

Insulating body 10 is reached with the sidewall 101 of interface 102 adjacency by top surface 108, basal surface 109, interface 102 to be formed, wherein have a slot 103 at interface 102 places, and at the upper and lower terminal containing slot 104 that is arranged with several spaces of slot 103 inwalls, 20 of conducting terminals are located in this terminal containing slot 104.Top surface 108 contiguous two sidewall 101 places of insulating body 10 are provided with first holding hole 105 and two second symmetrical holding hole 106.In addition, above-mentioned sidewall 101 middle parts also are provided with notch 107.

First, second location division 304,305 that retaining piece 30 is provided with the interference part 301 that engages with first holding hole 105 of insulating body 10 and cooperates with clamping close device 40.In the present embodiment, location division 304,305 fuses by level board 303, first location division 304 is the wing plates that vertically are bent into " L " shape towards second location division, 305 parallel directions again after bending vertically upward from level board 303 1 sides, and establishes a snap fit tabs 306 at interior side blow.305 of second location divisions are from the upwards bending of level board 303 another edge-perpendicular, and first location division 304 and 305 spaces, second location division also form breach 307.In addition, the interference part 301 of retaining piece 30 is provided with first holding hole 105 of insulating body 10 and interferes the protruding thorn 302 that engages.First and second 304,305 tops, location division are respectively equipped with insulating body 10 corresponding second holding hole 106 interferes the projection 308 that engages.

Clamping close device 40 comprises main part 401 and group connecting part 404, and wherein main part 401 comprises that being located at main part 401 1 ends has the introduction part 402 on inclined-plane and the pressure section 403 that fuses with introduction part 402.Group connecting part 404 then is located at main part 401 both sides relative positions, comprises locating piece 405 that is located at group connecting part 404 1 ends and the operating portion 407 that is located at the relative other end, forms between above-mentioned group connecting part 404 and the main part 401 to make a concession space 406.In addition, be provided with opening 409 between two operating portions 407, and be provided with the current groove 408 of accommodating flexible printed circuit board 5 and being communicated with above-mentioned opening 409 at clamping close device 40 1 ends that link to each other with two operating portions 407, by setting like this, the user is easy to flexible printed circuit board 5 is inserted.

Please refer to Fig. 2, Fig. 3 and shown in Figure 4, during combination, retaining piece 30 inserts respectively in first, second holding hole 105,106 of insulating body 10, so that firmly be installed in the insulating body 10 by interference part 301 and first, second location division 304,305 upper protruding blocks 308.Wherein 305 breach 307 in first location division 304 and second location division are connected with insulating body 10 sidewall notches 107, and the button that is beneficial to clamping close device 40 is held.When clamping close device 40 when primary importance (initial condition), locating piece 405 passes the breach 307 of 304,305 of first, second location divisions on the retaining piece 30 and is housed in the notch 107 of insulating body 10 sidewalls 101 on the group connecting part 404, and being held in second location division, 305 lateral margins to be retained on the insulating body 10 by locating piece 405 inboards, restriction clamping close device 40 outwards withdraws from fully.When flexible printed circuit board 5 is initial when current grooves 408 are plugged in the slot 103 of insulating body 10 on clamping close device 40, electronic circuit on it (not icon) does not contact with conducting terminal 20.

Please refer to Fig. 5, Fig. 6 and Fig. 7 simultaneously, when clamping close device 40 during in the second place, promptly after inserting fully, clamping close device 40 is pushed against in slot 103, make that pressure section 403 compresses flexible printed circuit board 5 on the clamping close device 40, make that electronic circuit electrically contacts with conducting terminal 20 on this flexible printed circuit board 5, locating piece 405 is held on the snap fit tabs 306 of retaining piece 30 first location divisions 304 on the clamping close device 40 at this moment, firmly is electrically connected to guarantee flexible printed circuit board 5 and 20 of conducting terminals.

Claims (8)

1. electric connector, be used to electrically connect flexible printed circuit board and another circuit board, comprise insulating body, conducting terminal, clamping close device and retaining piece, wherein clamping close device comprises and being plugged in the aforementioned slot with main part that compresses flexible printed circuit board and the group connecting part that is located at the main part both sides; Retaining piece is made by metal material, be located at the insulating body both sides, it is characterized in that: retaining piece is provided with above-mentioned clamping close device and cooperates with the primary importance of assurance clamping close device winding on insulating body, and guarantees the electronic circuit and the stable second place that connects of conducting terminal on the flexible printed circuit board.

2. electric connector according to claim 1, it is characterized in that: the group connecting part end of clamping close device main part both sides is provided with the locating piece that extends in opposite directions, and the other end is provided with operating portion relatively, be provided with an opening between the operating portion, and be provided with the current groove that is connected with above-mentioned opening at main part one end that links to each other with operating portion.

3. electric connector according to claim 2, it is characterized in that: retaining piece comprises first location division and second location division, and when primary importance, the locating piece of clamping close device holds mutually with second location division, and when the second place, the locating piece of clamping close device holds mutually with first location division.

4. electric connector according to claim 3 is characterized in that: retaining piece first location division is provided with the snap fit tabs that matches with the group connecting part locating piece.

5. electric connector according to claim 4 is characterized in that: retaining piece is provided with the level board that first location division and second location division are connected as a single entity.

6. electric connector according to claim 5 is characterized in that: first location division is the wing plate from level board one lateral buckling, and second location division is from level board another lateral margin bending and be provided with vertical with level board.

7. electric connector according to claim 6 is characterized in that: be provided with a breach between first location division and second location division, and be provided with the notch that is connected with this breach on the sidewall of the contiguous assembling of insulating body retaining piece.

8. electric connector according to claim 7 is characterized in that: first location division and top, second location division are equipped with projection, and are provided with the holding hole that engages with this projection at the position of the contiguous assembling of insulating body retaining piece.

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