CN219535028U

CN219535028U - FPC connector

Info

Publication number: CN219535028U
Application number: CN202320051429.8U
Authority: CN
Inventors: 刘旭平; 吴思考; 陈光桥; 赵顺涛; 钱辉
Original assignee: Zhejiang Bomu Precision Electronics Co ltd
Current assignee: Zhejiang Bomu Precision Electronics Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-08-15
Anticipated expiration: 2033-01-07

Abstract

The utility model relates to an FPC connector which comprises a rubber core, a plurality of terminal plates arranged on the rubber core at intervals and a pressing plate arranged on the rubber core, wherein one end of each terminal plate is provided with a contact pin part extending outside the rubber core, the other end of each terminal plate is provided with a contact arm extending in a containing groove of the rubber core, an elastic locking arm for pressing a flat cable is arranged right above the corresponding contact arm on each terminal plate, an inserting cavity for inserting the flat cable is formed between each elastic locking arm and each contact arm, each pressing plate is provided with a pressing part inserted in the containing groove of the rubber core, each elastic locking arm is abutted against each pressing part, and each pressing plate is provided with an inserting hole communicated with each containing cavity. The utility model has the advantages of simple structure, compact structure, stable and reliable performance, reliable connection and convenient assembly.

Description

FPC connector

Technical Field

The utility model relates to the technical field of connectors, in particular to an FPC connector.

Background

Flexible circuit boards are printed circuit boards made from flexible insulating substrates (mainly polyimide or mylar) that have many advantages over rigid printed circuit boards. For example it can be freely bent, rolled, folded. The FPC is utilized to greatly reduce the volume of the electronic product, and is suitable for the requirements of the electronic product on development in the high-density, miniaturized and high-reliability directions. Therefore, FPCs have been widely used in the fields or products of aerospace, military, mobile communication, portable computers, computer peripherals, PDAs, digital cameras, and the like. The interface component for connecting the flexible circuit board is a flexible circuit board connector commonly known as an FPC connector. The existing FPC connector cannot reliably press the flat cable, the contact between the terminal plate of the FPC connector and the flat cable is unreliable, and the phenomenon of poor contact exists, so that the FPC connector has the defects of incompact structure, unreliable performance and unreliable connection.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the FPC connector which has the advantages of simple structure, compact structure, stable and reliable performance, reliable connection and convenient assembly.

In order to achieve the above purpose, the FPC connector comprises a rubber core, a plurality of terminal plates arranged on the rubber core at intervals, and a pressing plate arranged on the rubber core, wherein one end of each terminal plate is provided with a contact pin part extending out of the rubber core, the other end of each terminal plate is provided with a contact arm extending in a containing groove of the rubber core, an elastic locking arm for pressing a flat cable is arranged right above the corresponding contact arm on each terminal plate, an inserting cavity for inserting the flat cable is formed between each elastic locking arm and each contact arm, each pressing plate is provided with a pressing part inserted into the containing groove of the rubber core, each elastic locking arm is abutted against each pressing part, and each pressing plate is provided with an inserting hole communicated with the corresponding containing cavity.

The beneficial effects of the structure are as follows: the pressing plate can lock the flat cable on the contact arm through the elastic locking arm, and the flat cable is not easy to loose or fall off, so that the connection reliability of the FPC connector and the flat cable can be improved. An inserting cavity for inserting the flat cable is formed between the elastic locking arm and the contact arm, when the flat cable is inserted into the inserting cavity, the pressing part of the pressing plate can press the elastic locking arms of the plurality of terminal plates onto the flat cable, so that the elastic locking arms can press the flat cable onto the contact arm, the flat cable is not easy to loosen and fall off, and the connection between the terminal plates and the flat cable can be ensured to be more reliable. Therefore, the FPC connector has the advantages of simple structure, compact structure, stable and reliable performance and reliable connection.

In particular, two contact bosses are arranged side by side on the contact arm. Two contact bosses matched with the flat cable are arranged on the contact arm, so that the contact between the contact arm and the flat cable can be ensured to be more reliable, and the working reliability of the FPC connector can be improved.

Particularly, the contact arm is provided with an inserting sheet, a slot is arranged in the accommodating groove of the rubber core, the inserting sheet is inserted in the slot, and the inserting sheet is matched with the rubber core in a clamping way. The inserted sheet block of contact arm is in the slot of gluing the core to can guarantee that contact arm and the connection of gluing the core are compacter, the assembly of terminal piece and gluing the core of being convenient for, and contact arm is difficult for becoming flexible, drops, is favorable to improving the operational reliability of this FPC connector.

Particularly, the pressing part of the pressing plate is respectively provided with an adaptive convex strip corresponding to the elastic locking arms of the plurality of terminal plates, and the convex strips are abutted against the elastic locking arms. The pressing plate part of the pressing plate is provided with a convex strip matched with the elastic locking arm, so that the pressing plate part can be ensured to reliably press the elastic locking arm, and the working reliability of the FPC connector is improved.

Specifically, two ends of the pressing plate are respectively provided with a hanging arm, the hanging arms are provided with hooks, two sides of the rubber core are respectively provided with guide grooves matched with the hanging arms, and the guide grooves are respectively provided with limit convex strips matched with the hooks. The clamp plate passes through two link arm block on the rubber core to the assembly of clamp plate and rubber core is convenient for, and it is more convenient to assemble.

Particularly, a limit column is arranged at one side of the rubber core corresponding to the pin parts of the plurality of terminal plates. The limiting column of the rubber core can play a foolproof role, and the FPC connector can be prevented from being reversely inserted.

Drawings

Fig. 1 is a perspective view of an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of an embodiment of the present utility model.

FIG. 3 is a perspective view of an embodiment of the present utility model with the platen removed.

Fig. 4 is a perspective view of a terminal plate according to an embodiment of the present utility model.

Fig. 5 is a perspective view of a platen according to an embodiment of the present utility model.

Detailed Description

As shown in fig. 1 to 5, an embodiment of the present utility model is an FPC connector, including a rubber core 10, a plurality of terminal pieces 11 arranged on the rubber core 10 at intervals, and a pressing plate 12 arranged on the rubber core 10, one end of the terminal piece 11 has a pin portion 111 extending outside the rubber core 10, the other end of the terminal piece 11 has a contact arm 112 extending in a receiving slot 100 of the rubber core 10, an elastic locking arm 113 for pressing a flat cable is arranged on the terminal piece 11 right above the contact arm 112, a plugging cavity 110 for inserting the flat cable is formed between the elastic locking arm 113 and the contact arm 112, a pressing piece 121 inserted in the receiving slot 100 of the rubber core 10 is arranged on the pressing plate 12, the elastic locking arm 113 is abutted against the pressing piece 121, and a jack 122 communicating with the receiving cavity 100 is arranged on the pressing plate 12. The contact arm 112 is provided with two contact bosses 1121 arranged side by side. Two contact bosses matched with the flat cable are arranged on the contact arm, so that the contact between the contact arm and the flat cable can be ensured to be more reliable, and the working reliability of the FPC connector can be improved. The contact arm 112 is provided with an inserting sheet 114, the accommodating groove 100 of the rubber core 10 is internally provided with an inserting groove 101, the inserting sheet 114 is inserted into the inserting groove 101, and the inserting sheet 114 is matched with the rubber core 10 in a clamping way. The inserted sheet block of contact arm is in the slot of gluing the core to can guarantee that contact arm and the connection of gluing the core are compacter, the assembly of terminal piece and gluing the core of being convenient for, and contact arm is difficult for becoming flexible, drops, is favorable to improving the operational reliability of this FPC connector.

As shown in fig. 2, 3 and 5, the pressing part 121 of the pressing plate 12 is provided with corresponding protruding strips 1211 corresponding to the elastic locking arms 113 of the plurality of terminal plates 11, and the protruding strips 1211 are abutted against the elastic locking arms 113. The pressing plate part of the pressing plate is provided with a convex strip matched with the elastic locking arm, so that the pressing plate part can be ensured to reliably press the elastic locking arm, and the working reliability of the FPC connector is improved. The two ends of the pressing plate 12 are respectively provided with a hanging arm 123, the hanging arms 123 are provided with hooks 1231, the two sides of the rubber core 10 are respectively provided with guide grooves 102 matched with the hanging arms 1231, and the guide grooves 102 are respectively provided with limit raised strips 103 matched with the hooks 1231. The clamp plate passes through two link arm block on the rubber core to the assembly of clamp plate and rubber core is convenient for, and it is more convenient to assemble. A limiting column 104 is arranged on the rubber core 10 at one side of the pin portion 111 corresponding to the plurality of terminal plates 11. The limiting column of the rubber core can play a foolproof role, and the FPC connector can be prevented from being reversely inserted.

The pressing plate can lock the flat cable on the contact arm through the elastic locking arm, and the flat cable is not easy to loose or fall off, so that the connection reliability of the FPC connector and the flat cable can be improved. An inserting cavity for inserting the flat cable is formed between the elastic locking arm and the contact arm, when the flat cable is inserted into the inserting cavity, the pressing part of the pressing plate can press the elastic locking arms of the plurality of terminal plates onto the flat cable, so that the elastic locking arms can press the flat cable onto the contact arm, the flat cable is not easy to loosen and fall off, and the connection between the terminal plates and the flat cable can be ensured to be more reliable. Therefore, the FPC connector has the advantages of simple structure, compact structure, stable and reliable performance and reliable connection.

Claims

1. The utility model provides a FPC connector, includes gluey core, a plurality of interval arrangement setting terminal piece on gluey core, sets up the clamp plate on gluey core, its characterized in that: the terminal plate one end have the contact pin portion of extension outside the rubber core, the terminal plate other end have the contact arm of extension in the accommodation groove of rubber core, the terminal plate on correspond the contact arm department have the elasticity locking arm that is used for compressing tightly the winding displacement directly over, be formed with between elasticity locking arm and the contact arm and supply winding displacement male grafting chamber, the clamp plate on have the preforming portion of interlude in the accommodation groove of rubber core, elasticity locking arm conflict on preforming portion, the clamp plate on be provided with the jack that is linked together with the accommodation chamber.

2. The FPC connector according to claim 1, wherein: the contact arm is provided with two contact bosses which are arranged side by side.

3. The FPC connector according to claim 1 or 2, characterized in that: the contact arm is provided with an inserting sheet, a slot is arranged in the accommodating groove of the rubber core, the inserting sheet is inserted in the slot, and the inserting sheet is matched with the rubber core in a clamping way.

4. The FPC connector according to claim 1 or 2, characterized in that: the pressing plate is characterized in that the pressing plate part of the pressing plate is provided with matched convex strips corresponding to the elastic locking arms of the plurality of terminal plates respectively, and the convex strips are abutted against the elastic locking arms.

5. The FPC connector according to claim 1 or 2, characterized in that: the two ends of the pressing plate are respectively provided with a hanging arm, the hanging arms are provided with hooks, the two sides of the rubber core are respectively provided with guide grooves matched with the hanging arms, and the guide grooves are respectively provided with limit convex strips matched with the hooks.

6. The FPC connector according to claim 1 or 2, characterized in that: and a limit column is arranged at one side of the rubber core corresponding to the pin parts of the plurality of terminal plates.