CN203574132U

CN203574132U - Flexible circuit board connector structure

Info

Publication number: CN203574132U
Application number: CN201320710819.8U
Authority: CN
Inventors: 黄天佑
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-11-12
Filing date: 2013-11-12
Publication date: 2014-04-30
Anticipated expiration: 2023-11-12

Abstract

The utility model relates to the technical field of electric connector, especially relates to a flexible circuit board connector structure. The flexible circuit board connector structure comprises an insulating main body, a plurality of terminals and a button, wherein the terminals are arranged in an insertion groove of the insulating main body, each terminal is provided with a U-shaped contact part and a welding foot, each U-shaped contact part comprises a left clamping arm and a right clamping arm which are provided with a contact point respectively, the contact points are opposite to each other, the button can control the left clamping arm and the right clamping arm to clamp tightly or loosen, one clamping arm of the left clamping arm and the right clamping arm is provided with a limiting fixing part at a position close to the root part, the limiting fixing part is used for supporting the tail end of a flexible circuit board, the left clamping arm and the right clamping arm are respectively provided with at least one locking part, the locking parts are opposite to each other, and the limiting fixing part is arranged below the locking parts. The connector is suitable to be used in contact application of double-sided flexible circuit boards and is stable, the flexible circuit board is not easy to detach from the terminals, and the lower part, close to the terminals, in the flexible circuit board is fixed in the connector and is not easy to swing.

Description

A kind of connector of flexible circuit board structure

Technical field

The utility model relates generally to technical field of electric connectors, relates in particular to a kind of connector of flexible circuit board structure.

Background technology

Tradition connector of flexible circuit board is normally comprised of insulating body, terminal and a button, the contact site of terminal is contained on the side in the inserting groove of insulating body, and during enforcement, flexible circuit board inserts after inserting groove, by button extruding ejection, make Flexible Printed Circuit rely on the termination contact portion of inserting groove opposite side, form and be electrically connected, but this connector can only be for one side Flexible Printed Circuit, limitation is used, and connective stability shortcoming, Flexible Printed Circuit discontinuity equalization, easily distortion is impaired.

For addressing this problem, this case applicant has applied for that on July 30th, 2009 a patent No. is 200920061752.5, name is called the patent of < < Novel structure of connector of flexible circuit board > >, as shown in Figure 1, this patent has disclosed a kind of Novel structure of connector of flexible circuit board, comprise an insulating body 10, most terminals 20 and a button 30, each terminal 20 all has a contact site and a welding foot 23, contact site is contained in the inserting groove 11 of insulating body 10, described contact site takes the shape of the letter U, there is the left and right jig arm 21 that can clamp inserted Flexible Printed Circuit, both sides jig arm 21 is symmetrical, there is suitable elasticity, in left and right jig arm 21, be equipped with a contact point 22, one jig arm 21 leans against in inserting groove 21 1 inner webs, another jig arm 21 is controlled and is clamped or loosen by button 30, button 30 is arranged on insulating body 20.Such structure is used applicable to the contact of double-surface flexible wiring board, but simultaneously, because Flexible Printed Circuit only depends on contact point 22 extruding fixing, firm not, in use Flexible Printed Circuit is easily because vibrations or other reasons depart from, and the bottom near terminal in Flexible Printed Circuit easily swings in connector, fixing not.

Summary of the invention

For overcoming the defect existing in above-mentioned prior art, the utility model provides a kind of flexible circuit board connector structure, this connector is except using applicable to the contact of double-surface flexible wiring board, comparatively firm, Flexible Printed Circuit is difficult for departing from terminal, and the bottom near terminal in Flexible Printed Circuit is comparatively fixing in connector, difficult swing.

For achieving the above object, the technical scheme that the utility model adopts is:

A kind of connector of flexible circuit board structure, comprise an insulating body, most terminals and a button, each terminal is located in the inserting groove of insulating body, on each terminal, be equipped with a U-shaped contact site and a welding foot, this U-shaped contact site includes left and right jig arm, jig arm inner side, left and right is respectively equipped with a relative contact point, button can be controlled left and right jig arm and clamps or loosen, one jig arm in the jig arm of described left and right is provided with a spacing fixed part for support top Flexible Printed Circuit end near root place, in the jig arm of described left and right, in aforementioned contact point below, be provided with at least one relative pinning portion, described spacing fixed position is in pinning subordinate side.

According to said structure, the both sides correspondence of described button is provided with hanging feet, and the hanging feet position of the both sides corresponding button of described insulating body is provided with hanging groove, and hanging groove inner bottom surface is provided with guide vane end stop, realizes spacing fixing in the stopper slot of guide vane end stop insertion hanging feet medial surface.

According to said structure, the junction of described hanging feet and button is provided with a rib, and described rib extends laterally, and rib is thick and one-body molded with hanging feet compared with hanging feet.

According to said structure, described button comprises the portion of controlling and a press section, and press section inserts in the inserting groove of insulating body, and the portion of controlling is located at press section top, controls portion and press section and is the design of " 7 " font.

Compare with conventional art, the beneficial effect that the utility model brings has:

Because the utility model has been set up relative pinning portion and a spacing fixed part in the contact point below of each terminal, thereby can make Flexible Printed Circuit be stably located in electric connector, pinning portion matches with contact point and makes Flexible Printed Circuit be difficult for departing from because of vibrations or other reasons, the setting of each terminal one jig arm root upper limit fixed part can prevent that Flexible Printed Circuit from swinging because of vibrations or other reasons, and the position of Flexible Printed Circuit is more fixing.In addition, the design of rib makes the junction of button both sides hanging feet more firm, and during use, hanging feet is difficult for fractureing.

accompanying drawing explanation:

Below in conjunction with drawings and the specific embodiments, the utility model is further described:

Fig. 1 is the structural representation of prior art;

Structural representation when Fig. 2 is the preferred embodiment of the utility model and Flexible Printed Circuit assembling;

Fig. 3 assembles the structural representation after Flexible Printed Circuit in the preferred embodiment of the utility model;

Fig. 4 is the Facad structure schematic diagram of button in the preferred embodiment of the utility model;

Fig. 5 is the structure schematic diagram of button in the preferred embodiment of the utility model;

Fig. 6 is the structural representation of insulating body in the preferred embodiment of the utility model;

Fig. 7 is the structural representation after insulating body and button combination in the preferred embodiment of the utility model.

embodiment:

As shown in Fig. 2 ~ 7, a connector of flexible circuit board structure, comprises an insulating body 40, most terminal 50 and a button 60, offers an inserting groove 41 in insulating body 40, most terminals 50 intert in inserting groove 41, and button 60 is fixed on most terminals 50 extruding in inserting groove 41.Wherein, on each terminal 50, be equipped with a U-shaped contact site and a welding foot 51, described U-shaped contact site comprises the left and right jig arm 52 that is respectively equipped with a relative contact point 55, button 60 can be controlled left and right jig arm 52 and clamps or loosen, left and right jig arm 52 is provided with at least one relative pinning portion 54 in the below of a relative contact point 55, pinning portion 54 in left and right jig arm 52 is oppositely arranged, when left and right jig arm 52 is controlled clamping by button 60, reduce at pinning portion 54 intervals in left and right jig arm 52, if Flexible Printed Circuit 70 is inserted in left and right jig arm 52, pinning portion 54 and contact point 55 can clamp Flexible Printed Circuit 70 together, thereby Flexible Printed Circuit 70 is difficult for departing from, in addition, one jig arm 52 is provided with a spacing fixed part 53 near U-shaped contact site root place, described spacing fixed part 53 is convexly equipped with in the inner side of jig arm 52 and the middle part of close U-shaped contact site, spacing fixed part 53 is positioned at the below of pinning portion 54 and contact point 55, when end in Flexible Printed Circuit 70 is inserted left and right jig arm 52 is longer, spacing fixed part 53 can prop up and withstands Flexible Printed Circuit 70 ends and prevent that Flexible Printed Circuit 70 from swinging because of vibrations or other reasons, make the end of Flexible Printed Circuit 70 remain on fixed position, as shown in Figure 3.

As shown in Fig. 4 ~ 5, button 60 has the portion of controlling 61 and a press section 62, press section 62 can be squeezed in the inserting groove 41 of insulating body 40, control the top that portion 61 is positioned at the top of press section 62 and can crosses at insulating body 40, control being combined as of portion 61 and press section 62 and one be " 7 " font structure, press section 62 is provided with a compressive plane 622, compressive plane 622 extruding jig arm 52 reduce the interval of two jig arm 52, on compressive plane 622, offer squeezing groove 621, jig arm 52 near compressive plane 622 1 sides embeds the interior realization of squeezing groove 621 location, the both sides of button 60 form respectively a hanging feet 63, the inner side of hanging feet 63 offers a stopper slot 631, described hanging feet 63 is provided with a rib 632 with the junction of button 60, described rib 632 extends laterally, rib 632 is thick and one-body molded with hanging feet 63 compared with hanging feet 63.The hanging feet 63 that is arranged so that of rib 632 is difficult for from button 60 disconnections, more firm during use.

As shown in Figure 6, on a side in the inserting groove 41 of insulating body 40, equally spaced offer terminal stopper slot 411, terminal stopper slot 411 and the corresponding setting of squeezing groove 621 on button 60, terminal stopper slot 411 matches that with squeezing groove 621 each terminal 50 extruding are fixed in the inserting groove 41 of insulating body 40, the both sides of insulating body 40 offer respectively a hanging groove 42, on hanging groove 42 inner bottom surfaces, convex with a guide vane end stop 43, the hanging feet 63 of hanging groove 42 corresponding button 60 arranges.When button 60 is arranged on insulating body 40, hanging feet 63 is inserted in hanging groove 42, and guide vane end stop 43 inserts in squeezing groove 621, as shown in Figure 7.

While Flexible Printed Circuit 70 being installed on the present embodiment, as shown in Figure 2, Flexible Printed Circuit 70 is inserted in the gap of left and right jig arm 52, button 60 is pressed in inserting groove 41, button 60 extruding one jig arm are close to another jig arm, can make the gap smaller of left and right jig arm 52, when button 60 is pressed into inserting groove 41 when interior completely, as shown in Figure 3, contact point 55 in left and right jig arm 52 and pinning portion 54 all tightly oppress Flexible Printed

Circuit

70, 53 ends that head on Flexible Printed Circuit 70 of spacing fixed part, the cooperation of contact point 55 and pinning portion 54 makes Flexible Printed Circuit 70 be able to more stably be arranged on connector, the end that the design of spacing fixed part 53 makes Flexible Printed Circuit 70 can not swing because of vibrations or other reasons, the end of Flexible Printed Circuit 70 is remained on fixing position, result of use is better.

Above embodiment is only one preferred embodiment of the present utility model; not with this, limit practical range of the present utility model; therefore: all equivalences of doing according to shape of the present utility model, structure, principle etc. change, within all should being covered by protection range of the present utility model.

Claims

1. a connector of flexible circuit board structure, comprise an insulating body, most terminals and a button, each terminal is located in the inserting groove of insulating body, on each terminal, be equipped with a U-shaped contact site and a welding foot, this U-shaped contact site includes left and right jig arm, jig arm inner side, left and right is respectively equipped with a relative contact point, button can be controlled left and right jig arm and clamps or loosen, it is characterized in that: the one jig arm in the jig arm of described left and right is provided with a spacing fixed part for support top Flexible Printed Circuit end near root place, in the jig arm of described left and right, in aforementioned contact point below, be provided with at least one relative pinning portion, described spacing fixed position is in pinning subordinate side.

2. a kind of connector of flexible circuit board structure according to claim 1, it is characterized in that: the both sides correspondence of described button is provided with hanging feet, the hanging feet position of the both sides corresponding button of described insulating body is provided with hanging groove, hanging groove inner bottom surface is provided with guide vane end stop, realizes spacing fixing in the stopper slot of guide vane end stop insertion hanging feet medial surface.

3. a kind of connector of flexible circuit board structure according to claim 2, is characterized in that: the junction of described hanging feet and button is provided with a rib, and described rib extends laterally, and rib is thick and one-body molded with hanging feet compared with hanging feet.

4. according to a kind of connector of flexible circuit board structure one of claim 1 ~ 3 Suo Shu, it is characterized in that: described button comprises the portion of controlling and a press section, press section inserts in the inserting groove of insulating body, the portion of controlling is located at press section top and crosses at the top of insulating body, controls portion and press section and is the design of " 7 " font.