CN116315768A

CN116315768A - FPC connector capable of connecting flat cable on two sides

Info

Publication number: CN116315768A
Application number: CN202310358653.6A
Authority: CN
Inventors: 王曼丽; 乔春蛟; 彭新华; 王斌
Original assignee: Suzhou Luojiayi Electronic Technology Co ltd
Current assignee: Suzhou Luojiayi Electronic Technology Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-06-23

Abstract

The invention provides an FPC connector capable of being connected with a flat cable on two sides, which relates to the technical field of FPC connectors and comprises a first connecting seat and a second connecting seat, wherein the second connecting seat is arranged on the right side of the first connecting seat; the invention can improve the overall installation convenience, stability and practicability of the FPC connector capable of being connected with the flat cable on two sides by design compared with the traditional FPC connector capable of being connected with the flat cable on two sides.

Description

FPC connector capable of connecting flat cable on two sides

Technical Field

The invention relates to the technical field of FPC, in particular to an FPC connector capable of being connected with flat cables on two sides.

Background

The FPC is generally strip-shaped, two ends of the FPC are designed into pluggable needle-shaped pins, the FPC can be directly connected with a connector or welded on a product, and the middle of the FPC is generally a circuit;

the FPC connector is a bridge which is communicated with a connecting frame of the FPC between the circuits which are blocked or isolated and not communicated in the circuits, so that current flows, the circuits realize preset functions, and the FPC connector is also a bridge for signal transmission and reception;

however, the existing FPC connector has the following drawbacks when performing signal transmission and construction:

firstly, when the FPC connector capable of being connected with the flat cable in a double-sided manner is connected with the FPC in a plugging manner, the connection with the contact terminal is not stable enough, so that the whole contact part shakes, the signal transmission is affected, secondly, the installation of the FPC is not convenient enough, the connection is easy to deviate due to double-sided plugging, and multiple debugging is needed;

for the above-mentioned drawbacks, and most of the FPC connectors are of a combined mounting structure, which results in poor moisture-proof stability of the mounted FPC connectors, and in the process of being put into use for a long time, the inside FPC golden fingers and contact terminals will be affected, resulting in failure, therefore, we propose an FPC connector capable of connecting flat cables on both sides.

Disclosure of Invention

The invention aims to solve the defects in the prior art, namely, firstly, when the FPC connector capable of being connected with a flat cable in a double-sided way is connected with a FPC in a plugging way, the connection with a contact terminal is not stable enough, so that the whole contact part shakes, the signal transmission is influenced, secondly, the installation of the FPC is not convenient enough, and because the connection in the double-sided plugging way is easy to deviate, the FPC needs to be debugged for many times; for the above-mentioned shortcoming, and most FPC connector is the combination installation formula structure, and this leads to installing FPC connector water proof and moisture proof relatively poor, can cause the influence to inside FPC golden finger and contact terminal in the long-time in-process of putting into use.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a but FPC connector of two-sided connection winding displacement, includes first connecting seat and second connecting seat, the second connecting seat sets up in the right side of first connecting seat, the outside of first connecting seat and second connecting seat all is provided with wiring fixed establishment, the right side of first connecting seat is provided with the third connecting seat, the right side of third connecting seat is provided with the socket, the inside of socket is provided with two-sided contact mechanism, the periphery of third connecting seat is provided with waterproof mount pad;

the outer periphery of the first connecting seat, which is positioned on the right side of the third connecting seat, is provided with a plugging protrusion, the left side of the second connecting seat and the plugging protrusion are correspondingly provided with a plugging groove, the inside of the plugging groove is provided with an adsorption surface, the left side of the second connecting seat and the inner side of the plugging groove are provided with plugging grooves, the inner side wall of each plugging groove is provided with a waterproof fixing pad, and the inner corners of the top ends of the first connecting seat and the second connecting seat are provided with mounting holes;

the wiring fixing mechanism comprises a wiring seat, a wiring port is arranged on the outer side of the wiring seat, a rubber pad is correspondingly arranged in the wiring port up and down, a storage round groove is formed in the top end of the wiring seat, a threaded hole is formed in the storage round groove, a threaded knob is arranged in the threaded hole, and a fixing piece is arranged at the bottom of the threaded knob and above the rubber pad;

the double-sided contact mechanism comprises a contact box, a terminal plate is arranged at the center of the inside of the contact box, limiting plates are arranged on the upper side and the lower side of the terminal plate, limiting pads are arranged on the inner sides of the limiting plates, and a plurality of pressure springs are arranged between the limiting plates and the contact box.

As a preferable scheme of the invention, the waterproof mounting seat comprises an upper mounting seat and a lower mounting seat, the lower mounting seat is arranged at the bottom of the upper mounting seat, waterproof tight gaskets are arranged on the inner side walls of the upper mounting seat and the lower mounting seat, and connecting blocks are arranged at the positions, close to corners, of the top end of the upper mounting seat.

As a preferable scheme of the invention, the upper mounting seat and the lower mounting seat are fixed through bolts, the waterproof tight pad is made of rubber material, and the connecting block corresponds to the mounting hole.

The technical effect of adopting the further scheme is as follows: after the integral installation is completed, the upper installation seat and the lower installation seat are correspondingly sleeved on the third connection seat, then the upper installation seat and the lower installation seat are fixed through bolts, and meanwhile, the installation holes of the connecting blocks are corresponding, so that the first connection seat and the second connection seat are fixed through the bolts.

As a preferable scheme of the invention, the plug-in protrusion is a powerful magnet, the plug-in protrusion is matched with the plug-in groove, and the adsorption surface is made of iron.

The technical effect of adopting the further scheme is as follows: the splicing protrusion with the nature of powerful magnet is butt-jointed with the splicing groove and is adsorbed with the adsorption surface of iron material, thereby making the connection of waterproof mount pad, first connecting seat and second connecting seat more stable.

As a preferable scheme of the invention, the plug seat is matched with the plug groove, and the waterproof fixing pad is made of rubber material.

The technical effect of adopting the further scheme is as follows: through the butt joint of socket and grafting groove for first connecting seat and second connecting seat peg graft the combination, and waterproof fixed pad of cooperation makes the grafting inseparabler stable, effectively waterproof.

As a preferable scheme of the invention, the two wiring holders, the first connecting holder and the second connecting holder are integrally formed.

As a preferable scheme of the invention, the two rubber pads are matched, the accommodating circular groove is matched with a threaded knob, and the threaded knob is in threaded connection with a threaded hole.

The technical effect of adopting the further scheme is as follows: thereby agree with through two sets of rubber pads from top to bottom and protect the FPC circuit of inserting in the contact box, and make it can not rock, and rotate the screw knob and then make the threaded rod of bottom descend at threaded hole to make the stationary blade exert pressure to the rubber pad, further carry out spacingly to the FPC circuit, guarantee its stability of pegging graft, can not harm the FPC circuit.

As a preferable scheme of the invention, the two wiring ports are designed in an up-down staggered way.

The technical effect of adopting the further scheme is as follows: through crisscross design wiring mouth from top to bottom to the FPC circuit at make both ends can not occupy the contact terminal of same one side, avoid debugging many times during the installation.

As a preferred embodiment of the invention, the contact box is bonded to the socket.

As a preferable scheme of the invention, the terminal plate is of a double-sided structure, and the limiting pad is made of a silica gel material.

The technical effect of adopting the further scheme is as follows: the limiting pad made of silica gel protects the FPC golden finger, so that the golden finger is more compact with the contact terminal.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, through the design of the wiring fixing mechanism and the double-sided contact mechanism, firstly, the connection of the contact terminals is not stable enough, so that the problem of shaking of the whole contact part is caused, when the FPC is butted to the terminal board, the FPC is contacted with the terminal board more stably through the contraction of the pressure spring and the filling of the silica gel pad, meanwhile, the FPC circuit inserted into the contact box is protected by the fit of the upper rubber pad and the lower rubber pad, so that the FPC cannot shake, the threaded rod at the bottom is lowered in the threaded hole by rotating the threaded knob, the fixing piece applies pressure to the rubber pad, the FPC cannot shake and fall off, the connection stability of the FPC and the connector is effectively ensured, the golden finger contacted with the terminal board and the FPC circuit are protected, and the golden finger contacted with the terminal board cannot be damaged, so that the signal transmission is more stable;

secondly, not enough convenient to FPC's installation, because the two-sided grafting is connected and is appeared the deviation easily, need carry out the problem of debugging many times, according to foretell connection and fixed mode, connect the crisscross design from top to bottom of line mouth, prevent that the FPC circuit at both ends can not occupy the contact terminal of same one side, debugging many times when avoiding the installation, after carrying out the grafting butt joint of FPC circuit, only need rotate the screw knob thereby accomplish fixed can.

According to the invention, through the design of the first connecting seat, the second connecting seat and the waterproof mounting seat, the connection of the first connecting seat and the second connecting seat is specifically that the inserting protrusion is in butt joint with the inserting groove and is adsorbed on the adsorption surface, and the inserting seat is in insertion joint with the inserting groove and is more compact and stable through the filling of the waterproof fixing pad, so that moisture is prevented from entering, a certain waterproof effect is achieved, finally the waterproof mounting seat is integrally fixed, the waterproof mounting seat is more tightly fixed with the third connecting seat by being matched with the waterproof sealing pad in the waterproof mounting seat, the waterproof effect is achieved, and the influence of moisture entering in the process of long-time use on the FPC golden finger and the contact terminal in the connector is prevented, and the normal operation of the connector is ensured.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an FPC connector capable of connecting flat cables on two sides according to the present invention;

FIG. 2 is a schematic diagram of an overall unfolding structure of an FPC connector capable of being connected with flat cables on two sides;

fig. 3 is a schematic view of a first connection base structure of an FPC connector capable of connecting flat cables on two sides according to the present invention;

fig. 4 is a schematic diagram of a second connection base of the FPC connector capable of connecting flat cables on two sides according to the present invention;

fig. 5 is a schematic structural diagram of a double-sided contact mechanism of an FPC connector capable of double-sided connection of flat cables according to the present invention;

fig. 6 is a schematic diagram of a waterproof mounting base of an FPC connector capable of being connected with flat cables on two sides;

FIG. 7 is a structural anatomic view of a wire holder of an FPC connector with double-sided connection wires according to the present invention;

fig. 8 is a structural anatomic view of a contact box of the FPC connector capable of connecting flat cables on two sides.

Legend description: 1. a first connection base; 101. inserting the bulge; 2. a second connecting seat; 201. a plug-in groove; 202. an adsorption surface; 203. a plug-in groove; 204. a waterproof fixing pad; 205. a mounting hole; 3. a wiring fixing mechanism; 301. a wire holder; 302. a wiring port; 303. a rubber pad; 304. a storage circular groove; 305. a threaded hole; 306. a threaded knob; 307. a fixing piece; 4. a third connecting seat; 5. a socket; 6. a double-sided contact mechanism; 601. a contact box; 602. a terminal plate; 603. a limiting plate; 604. a limit pad; 605. a pressure spring; 7. a waterproof mounting seat; 701. an upper mounting seat; 702. a lower mounting seat; 703. a waterproof tight pad; 704. and (5) connecting a block.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.

In order that the invention may be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are, however, not limited to the embodiments described herein, but are to be provided for the purpose of making the disclosure of the invention more thorough.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in this description of the invention are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Example 1

As shown in fig. 1-8, the present invention provides a technical solution: the utility model provides a but FPC connector of two-sided connection winding displacement, including first connecting seat 1 and second connecting seat 2, second connecting seat 2 sets up in the right side of first connecting seat 1, the outside of first connecting seat 1 and second connecting seat 2 all is provided with wiring fixed establishment 3, the right side of first connecting seat 1 is provided with third connecting seat 4, the right side of third connecting seat 4 is provided with socket 5, the inside of socket 5 is provided with two-sided contact mechanism 6, the periphery of third connecting seat 4 is provided with waterproof mount pad 7, the left and right sides of waterproof mount pad 7 all is provided with grafting arch 101; the inner sides of the first connecting seat 1 and the second connecting seat 2 are provided with inserting grooves 201, the inside of the two inserting grooves 201 is provided with an adsorption surface 202, the left side of the second connecting seat 2 and the inner side of the inserting groove 201 are provided with inserting grooves 203, the inner side walls of the inserting grooves 203 are provided with waterproof fixing pads 204, and the inner side corners of the top ends of the first connecting seat 1 and the second connecting seat 2 are provided with mounting holes 205; the wiring fixing mechanism 3 comprises a wiring seat 301, a wiring opening 302 is formed in the outer side of the wiring seat 301, a rubber pad 303 is correspondingly arranged in the wiring opening 302 in the upper and lower directions, a containing circular groove 304 is formed in the top end of the wiring seat 301, a threaded hole 305 is formed in the containing circular groove 304, a threaded knob 306 is contained in the containing circular groove 304, a threaded knob 306 is arranged in the threaded hole 305, a fixing piece 307 is arranged at the bottom of the threaded knob 306 and above the rubber pad 303, and the fixing piece 307 is enabled to descend and ascend by positively and negatively rotating the threaded knob 306; the double-sided contact mechanism 6 comprises a contact box 601, a terminal plate 602 is arranged at the center of the inside of the contact box 601, limiting plates 603 are arranged on the upper side and the lower side of the terminal plate 602, limiting pads 604 are arranged on the inner sides of the two limiting plates 603, a plurality of pressure springs 605 are arranged between the two limiting plates 603 and the contact box 601, and the pressure springs 605 drive the limiting plates 603 to recover when being subjected to pressure.

Example 2

As shown in fig. 1 to 8, the waterproof mount 7 includes an upper mount 701 and a lower mount 702, the lower mount 702 is provided at the bottom of the upper mount 701, waterproof tight pads 703 are provided on the inner side walls of the upper mount 701 and the lower mount 702, connection blocks 704 are provided on the top ends of the upper mount 701 near corners, the upper mount 701 and the lower mount 702 are fixed by bolts, the upper mount 701 and the lower mount 702 are correspondingly sleeved on the third connection base 4, then the upper mount 701 and the lower mount 702 are fixed by bolts, and simultaneously the connection blocks 704 are made of rubber materials, the connection blocks 704 correspond to the mounting holes 205, the plug-in protrusions 101 are strong magnets, the plug-in protrusions 101 are matched with the plug-in grooves 201, the adsorption surface 202 is made of iron, the plug seat 5 is matched with the plug groove 203, the waterproof fixing pad 204 is made of rubber, the two wiring seats 301 are integrally formed with the first connecting seat 1 and the second connecting seat 2, the two rubber pads 303 are matched with each other, the upper rubber pad 303 and the lower rubber pad 303 are matched with each other, so that FPC lines plugged into the contact box 601 are protected, the FPC lines cannot shake, the storage circular groove 304 is matched with the threaded knob 306, the threaded knob 306 is in threaded connection with the threaded hole 305, the two wiring ports 302 are in an up-down staggered design, the contact box 601 is bonded with the plug seat 5 to enable the contact box 601 to be built in the plug seat 5, the terminal plate 602 is of a double-sided structure, the terminal plate 602 is respectively contacted with joints on the upper side and the lower side, the limiting pad 604 is made of silica gel, and the limiting pad 604 protects the positions of FPC golden fingers.

The working flow of the invention is as follows: when the FPC connector capable of being connected with a flat cable on two sides is used for signal construction, firstly, a worker initially combines the upper mounting seat 701 and the lower mounting seat 702, inserts the upper mounting seat 701 and the lower mounting seat 702 to the periphery of the third connecting seat 4, then inserts the inserting seat 5 into the inserting groove 203, and tightly inserts the waterproof fixing pad 204, so that the first connecting seat 1 and the second connecting seat 2 are initially connected, the inserting protrusion 101 is abutted with the inserting groove 201 and adsorbed by the adsorbing surface 202, then the FPC connectors are inserted through the wiring fixing mechanisms 3 at two ends of the first connecting seat 1 and the second connecting seat 2, so that the two groups of FPC connectors are respectively inserted through the wiring ports 302 on the wiring seat 301 and contacted with the terminal plate 602 in the contact box 601, and the rubber pad 303 and the limiting pad 604 limit the FPC connectors and the circuits respectively during insertion, simultaneously, the pressure effect of the limiting plate 603 and the pressure spring 605 is matched, so that the joint is more compact and stable, finally, a worker rotates the threaded knob 306 to enable a threaded rod at the bottom to descend in the threaded hole 305, so that the fixing piece 307 applies pressure to the rubber pad 303, the FPC circuit is further limited, the plugging stability of the FPC circuit is guaranteed, the FPC circuit is not damaged, finally, the connecting block 704 and the mounting hole 205 are fixed through bolts, the upper mounting seat 701 and the lower mounting seat 702 are mounted through bolts, final mounting and fixing are completed, the FPC connector is put into signal transmission operation, the whole process is simple and convenient, and compared with the existing FPC connector capable of being connected with a flat cable in double sides, the FPC connector is improved in whole mounting convenience, stability and practicability through design.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but FPC connector of double-sided connection winding displacement, includes first connecting seat (1) and second connecting seat (2), its characterized in that: the utility model discloses a waterproof socket, including first connecting seat (1), second connecting seat (2), waterproof mounting seat (7), socket (101) are all provided with on the left and right sides of waterproof mounting seat (7), second connecting seat (2) sets up on the right side of first connecting seat (1), the right side of third connecting seat (4) is provided with socket (5), the inside of socket (5) is provided with two-sided contact mechanism (6), the periphery of third connecting seat (4) is provided with waterproof mounting seat (7);

the novel socket comprises a first connecting seat (1) and a second connecting seat (2), wherein the inner sides of the first connecting seat (1) and the second connecting seat (2) are respectively provided with a plug-in groove (201), the inside of the two plug-in grooves (201) is provided with an adsorption surface (202), the left side of the second connecting seat (2) is provided with a plug-in groove (203) which is positioned on the inner side of the plug-in groove (201), the inner side walls of the plug-in grooves (203) are provided with waterproof fixing pads (204), and the inner side corners of the top ends of the first connecting seat (1) and the second connecting seat (2) are provided with mounting holes (205);

the wiring fixing mechanism (3) comprises a wiring seat (301), a wiring port (302) is arranged on the outer side of the wiring seat (301), a rubber pad (303) is correspondingly arranged in the wiring port (302) up and down, a storage round groove (304) is formed in the top end of the wiring seat (301), a threaded hole (305) is formed in the storage round groove (304), a threaded knob (306) is arranged in the threaded hole (305), and a fixing piece (307) is arranged at the bottom of the threaded knob (306) and above the rubber pad (303);

the double-sided contact mechanism (6) comprises a contact box (601), a terminal plate (602) is arranged at the center of the inside of the contact box (601), limiting plates (603) are arranged on the upper side and the lower side of the terminal plate (602), limiting pads (604) are arranged on the inner sides of the limiting plates (603), and a plurality of pressure springs (605) are arranged between the limiting plates (603) and the contact box (601).

2. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: waterproof mount pad (7) are including last mount pad (701) and lower mount pad (702), lower mount pad (702) set up the bottom at last mount pad (701), the inside wall of going up mount pad (701) and lower mount pad (702) all is provided with waterproof tight pad (703), the top of going up mount pad (701) is close to the corner and all is provided with connecting block (704).

3. The FPC connector for double-sided connection of flat cables according to claim 2, wherein: the upper mounting seat (701) and the lower mounting seat (702) are fixed through bolts, the waterproof tight pad (703) is made of rubber materials, and the connecting blocks (704) correspond to the mounting holes (205).

4. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the plug-in protrusion (101) is a powerful magnet, the plug-in protrusion (101) is matched with the plug-in groove (201), and the adsorption surface (202) is made of iron.

5. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the socket (5) is matched with the socket groove (203), and the waterproof fixing pad (204) is made of rubber materials.

6. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the two wire holders (301) are integrally formed with the first connecting holder (1) and the second connecting holder (2).

7. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: two rubber pads (303) agree with, accomodate circular slot (304) and screw knob (306) looks adaptation, screw knob (306) and screw hole (305) threaded connection.

8. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the two wiring ports (302) are designed in an up-and-down staggered way.

9. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the contact box (601) is adhered to the plug-in socket (5).

10. The FPC connector for double-sided connection of flat cables according to claim 1, wherein: the terminal board (602) is of a double-sided structure, and the limiting pad (604) is made of a silica gel material.