CN201112677Y

CN201112677Y - Electric connector

Info

Publication number: CN201112677Y
Application number: CNU2007201426276U
Authority: CN
Inventors: 马小平
Original assignee: P Two Electronic Technology Suzhou Co Ltd; P Two Industries Inc
Current assignee: P Two Electronic Technology Suzhou Co Ltd; P Two Industries Inc
Priority date: 2007-04-05
Filing date: 2007-04-05
Publication date: 2008-09-10
Anticipated expiration: 2017-04-05

Abstract

An electric connector is used to electrically retain a flexible flat cable. In the electric connector, an insulating body is provided inside with a plurality of terminal grooves and the top of each terminal groove communicates with a socket; the socket is used for the insertion of the flexible flat cable; and the terminal grooves are used for the insertion of a plurality of signal terminals. Each signal terminal has a reversely-bended part, and the front end of the reversely-bended part further extends to form an elastic contact part. The elastic contact part has a guide surface and a raised button, and the raised button can be buttoned inside the terminal groove. With the structure, when the flexible flat cable is inserted into the socket, the guide surface can facilitate the insertion and positioning of the flexible flat cable; and when the flexible flat cable is drawn or pulled outwards, the raised button retains to increase the tensile strength of the signal terminals. As a result, the flexible flat cable is stably retained between the top inner wall of the insulating body and the elastic contact part, thereby facilitating the plug-in connection and efficiently preventing the signal terminals from being pulled out or deforming.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, be meant especially a kind ofly help that flexible flat cable is easier to plant, firm clamping and increase the electric connector of tension pull out force to avoid signal terminal to come off of signal terminal.

Background technology

Flexible flat cable (Flexible Flat Cable; FFC) be a kind of signal transmission assembly, itself have do not take up space, advantage such as deflection, high signal transmittability, so be applied in many electronic products at present widely, flexible flat cable is many at present uses with electric connector collocation, to constitute an electric connector structure, use signal between transmission system.

The at present common electric connector that is used in the product such as liquid crystal panel mostly is the flip structure, it suppresses fixedly flexible flat cable by a loam cake that can freely overturn, to reach both electrically connects, not only the flexible flat cable chucking power is strong and easy dismounting for this kind compound mode, but this type of flip formula electric connector structure is comparatively complicated, and highly more non-cover-lifting type person is big, and work as this kind electric connector in use, must reserve the upset space of flip, therefore not only volume own has taken more space on the circuit board greatly again, and this is its shortcoming.So need highly lower and chucking power when requiring lower electric connector when using, can use non-cover-lifting type electric connector, this kind electric connector has the terminal of ㄈ type, make flexible flat cable be inserted in terminal upper arm and the formed spacing of underarm, and the purpose that reaches the clamping location and electrically connect, but, this kind electric connector is for fear of the chucking power deficiency, so can be with very little between upper arm and the underarm apart from what do, to cause flexible flat cable when using to be difficult for the situation of inserting easily, and then cause the increase in assembling man-hour and the inconvenience of using.

Given this, the utility model people thinks and is necessary that the problems that electric connector now is easy to generate are improved with disappearance, to overcome aforesaid defective.

Summary of the invention

The purpose of this utility model is to provide a kind of electric connector, by structural improvement of the present utility model, makes flexible flat cable be easier to the location of planting, to promote the convenience on using.

The purpose of this utility model is to provide a kind of electric connector, by structural improvement of the present utility model, flexible flat cable is held between the elastic contact part of the slot roof of insulating body and signal terminal, so that better flexible fastening power to be provided.

The purpose of this utility model is to provide a kind of electric connector, by structural improvement of the present utility model, to promote the tension pull out force of signal terminal, makes more firm being arranged in the terminal caulking groove of signal terminal, and then can avoid signal terminal distortion and damage.

For realizing the described purpose in prostatitis, the utility model electric connector comprises: insulating body and most signal terminals, be provided with most terminal caulking grooves in this insulating body, each terminal caulking groove top all is communicated to a slot, this slot is to plant for flexible flat cable, and the terminal caulking groove is to be used for plugging the plurality of signals terminal, wherein this signal terminal has a reverse kink, this reverse kink more extends upward the formation elastic contact part, this elastic contact part has guiding face and protruding button, this protruding button can deduct in the terminal caulking groove, can plant more smoothly because of the guiding of guiding face when making flexible flat cable plant by this and locate into slot, and when flexible flat cable is subjected to the pulling capacity effect or outwards pulls out, can increase the tension pull out force of signal terminal because of supporting of protruding button, make by this between the flexible flat cable firm top inner wall and elastic contact part that are held on insulating body, and then can make grafting more smooth and easy and effectively avoid signal terminal to be pulled out or be out of shape.

Compare with known techniques, the utlity model has following advantage: be to utilize a side of the elastic contact part of signal terminal to form guiding face, so that flexible flat cable is when pegging graft, the front end of flexible flat cable can be by the guiding of guiding face easier inserting, and the end of elastic contact part is provided with protruding button, this protruding button is to be resisted against in the terminal caulking groove, therefore can increase the tension pull out force of signal terminal, and flexible flat cable is held between slot roof and the elastic contact part, and then reach the effect that reduces insertion force, promotes pulling capacity and firm clamping.

Description of drawings

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

Fig. 2 is the three-dimensional exploded view for the utility model electric connector other direction.

Fig. 3 is the stereo appearance figure for the utility model electric connector.

Fig. 4 is the part rearview for the utility model electric connector.

Fig. 5 is the side cutaway view for the utility model electric connector A-A line segment.

Fig. 6 inserts preceding sectional side view for the utility model with flexible flat cable.

Fig. 7 is the sectional side view of the utility model after flexible flat cable is inserted.

The figure number explanation

1, electric connector 10, insulating body

11, terminal caulking groove 111, class's section

12, slot 13, short slot

20, signal terminal 21, base portion

211, welding ends 22, reverse kink

221, elastic contact part 222, guiding face

223, protruding button 30, spacer

40, flexible flat cable

Embodiment

See also Fig. 1 to Fig. 3, electric connector 1 of the present utility model is to comprise an insulating body 10, most individual signal terminal 20 and a pair of spacer 30.This insulating body 10 is to make with plastic material, this insulating body 10 is to be provided with most the equidistant terminal caulking grooves of arranging 11, the top, the place ahead of each terminal caulking groove 11 all is communicated to a slot 12, and being provided with short slot 13 in both sides, insulating body 10 the place ahead, this short slot 13 is to be embedded the location for aforesaid spacer 30 to use.See also Fig. 3, be provided with class's section 111 in this terminal caulking groove 11, this class's section 111 is the belows that are positioned at slot 12.

This signal terminal 20 is to make with metal material, this signal terminal 20 has the base portion 21 of a rectangle sheet, these base portion 21 1 ends extend a welding ends 211, these base portion 21 other ends are to form reverse kink 22, this reverse kink 22 more extends upward and is bent to form elastic contact part 221, one side of this elastic contact part 221 has guiding face 222, and an end of the another side of elastic contact part 221 outwards is provided with protruding button 223, make the width of these protruding button 223 formed width, form the architectural feature of signal terminal 20 with this greater than elastic contact part 221.

Cooperate again and consult Fig. 4 and shown in Figure 6, each signal terminal 20 is to be planted by the rear of insulating body 10 respectively to enter in the terminal caulking groove 11, the base portion 21 of this signal terminal 20 is bottoms of being fixed in terminal caulking groove 11, this welding ends 211 is to be extended outside the insulating body 10 by terminal caulking groove 11 bottoms, and protrude in the rear of insulating body 10, the elastic contact part 221 on the top of this reverse kink 22 is to stretch in the slot 12, and the protruding button 223 of elastic contact part 221 1 ends then is positioned at the below of class's section 111.In addition, 30 of aforesaid spacers are planted in the short slot 13 that enters both sides, insulating body 10 the place ahead by the place aheads of insulating body 10 and are located.

See also Fig. 6 and shown in Figure 8, when electric connector 1 of the present utility model in use, this flexible flat cable 40 is to be planted by insulating body 1 the place ahead to enter in the slot 12, these flexible flat cable 40 front ends can touch the guiding face 222 in elastic contact part 221 the place aheads, make flexible flat cable 40 be subjected to the guiding of guiding face 222, locate in the slot 12 and enter easily, this flexible flat cable 40 can electrically connect with elastic contact part 221, this flexible flat cable 40 and elastic contact part 221 produced the strength that presses down simultaneously, the bounce that these elastic contact part 221 stressed generations one are made progress, and can be with flexible flat cable 40 stable being held between slot 12 roofs and the elastic contact part 221.In addition, when flexible flat cable 40 will be when the slot 12 of insulating body 10 be extracted, the frictional force that this guiding face 222 also can reduce flexible flat cable 40 when extracting, make flexible flat cable 40 be easier to extract, and because of the protruding button 223 of reverse kink 22 ends is outside protrusions, so can supporting to terminate in, this protruding button 223 forms the blocking state on class's section 111, therefore in the time of can effectively avoiding flexible flat cable 40 to extract, flexible flat cable 40 is pullled elastic contact part 221 and elastic contact part 221 distortion or the careless situation that signal terminal 20 is extracted is produced.

Be with, the utility model is to utilize the guiding face 222 in elastic contact part 221 the place aheads of signal terminal 20 can help flexible flat cable 40 to be easier to insert location in the slot 12, and elastic contact part 221 ends are outwards to form protruding button 223, protruding button 223 can be resisted against really form the blocking state in the terminal caulking groove 11, and can reach the effect of expection, and the electric connector 1 of the present utility model flip that need not to arrange in pairs or groups can reach the characteristic of firm clamping, therefore overall volume will be more exquisite, and then improved known flexible flat cable 40 and be difficult for the disappearances inserted, and promoted the plant steadiness of signal terminal 20 simultaneously, and increased the effect of signal terminal 20 difficult drop-offs.

Claims

1. an electric connector is in order to electrical clamping flexible flat cable, it is characterized in that comprising:

One insulating body is to be provided with most terminal caulking grooves, and each terminal caulking groove top is to be communicated to a slot, and this slot is to plant for flexible flat cable;

The plural number signal terminal, be to be inserted in respectively in the aforementioned terminal caulking groove, each signal terminal has a base portion, one welding ends and a reverse kink, this welding ends is that the end by base portion extends outside this insulating body, this reverse kink is the upwards bending extension of the other end by base portion, more extend to form an elastic contact part in the top of this reverse kink and stretch in this slot, this elastic contact part has the guiding face that can help flexible flat cable to be easy to insert, and utilize the relative clamping flexible flat cable of insulating body top inner wall with this elastic contact part, so that more flexible fastening power to be provided.

2. electric connector as claimed in claim 1 is characterized in that: these insulating body both sides further are equiped with spacer.

3. electric connector as claimed in claim 1, it is characterized in that: the base portion of this signal terminal is the bottom of being fixed in the terminal caulking groove, this weld part is to be stretched out by terminal caulking groove bottom, and this elastic contact part is upwards to stretch in the slot, makes the guiding face of elastic contact part the place ahead towards slot.

4. an electric connector is in order to electrical clamping flexible flat cable, it is characterized in that comprising:

One insulating body is to be provided with most terminal caulking grooves, and each terminal caulking groove top all is communicated to a slot, and this slot is to plant for flexible flat cable;

The plural number signal terminal, be to be inserted in respectively in the aforementioned terminal caulking groove, each signal terminal has a base portion, one welding ends and a reverse kink, this welding ends is that the end by base portion extends outside this insulating body, this reverse kink is the upwards bending extension of the other end by base portion, more extend to form an elastic contact part in the top of this reverse kink and stretch in this slot, this elastic contact part has the protruding button that deducts in the terminal caulking groove, increase the pulling capacity of signal terminal by protruding button, and utilize the relative clamping flexible flat cable of insulating body top inner wall with this elastic contact part, so that more flexible fastening power to be provided.

5. electric connector as claimed in claim 4 is characterized in that: have class's section in the terminal caulking groove of this insulating body, this class's section is the below that is positioned at slot.

6. as claim 4 or 5 described electric connectors, it is characterized in that: this protruding button is an end that is formed at elastic contact part, and this protruding button is the terminal outwards projection by elastic contact part, and deducts on class's section.

7. electric connector as claimed in claim 4 is characterized in that: the base portion of this signal terminal is the bottom of being fixed in the terminal caulking groove, and this weld part is to be stretched out by terminal caulking groove bottom, and this elastic contact part is upwards to stretch in the slot.