Flexible circuit board convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of flexible circuit boards, in particular to a flexible circuit board convenient to disassemble and assemble, which comprises a base, a mounting groove is arranged at the top of the base, and the flexible circuit board body is fixed through a pressing frame after being mounted in the mounting groove. The two connecting blocks are pushed to move relatively to drive the two sliding blocks to slide in the cavity and compress reset springs, the connecting blocks move relatively to drive the two sliding blocks to slide in the cavity, and after the reset springs are compressed, the movable rods move into the connecting blocks. After the pressing frame is synchronously connected into the limiting groove through the two limiting blocks, the connecting block is released, limitation of the reset spring is relieved, the movable rods are driven to extend to the outer portion of the connecting block and are synchronously connected into the limiting hole, and therefore the problems that a traditional flexible circuit board is tedious in installation and inconvenient to disassemble are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible circuit boards, in particular to a flexible circuit board which is easy to assemble and disassemble. Background Art

[0002] Flexible circuit boards, also known as soft circuit boards, are made of polyimide or polyester film as a substrate. They are highly reliable and extremely flexible printed circuit boards with high wiring density, light weight, thin thickness, and good bending properties. Flexible circuit boards greatly reduce the size and weight of electronic products and are suitable for the development of electronic products towards high density, miniaturization, and high reliability. Traditional flexible circuit boards are fixed by screws during installation, and special tools are required for disassembly and assembly. The installation is cumbersome and the screws will slip after repeated use, making disassembly and assembly inconvenient and unable to meet people's needs.

[0003] In summary, the utility model solves the existing problems by designing a flexible circuit board that is easy to disassemble and assemble. Utility Model Content

[0004] The purpose of the utility model is to provide a flexible circuit board that is easy to disassemble and assemble, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The top of the base is provided with a mounting groove, and the top edges of the two narrower sides of the mounting groove are provided with limit grooves, and the four corners of the top of the base are provided with fixing blocks, and the outer surfaces of the fixing blocks are provided with limit holes, and the bottom of the inner side of the mounting groove is provided with a flexible circuit board body, and a pressing frame is provided at the top of the flexible circuit board body and inside the mounting groove, and the limit blocks are symmetrically provided at the edges of the two narrower sides of the outer side of the pressing frame, and the two shorter edges of the top of the pressing frame are symmetrically provided with cross blocks, and the two ends of the cross block are provided with cavities inside, and the two ends of the cross block are symmetrically provided with sliding grooves on the top, and the inner side walls of the cavity are provided with return springs, and one end of the return spring is provided with a sliding block, and the end of the sliding block away from the return spring is provided with a movable rod, and the top of the sliding block and the connecting block is provided inside the sliding groove.

[0007] As a preferred solution of the utility model, the depth of the installation groove is consistent with the thickness of the flexible circuit board body and the pressing frame after being bonded together, and after the flexible circuit board body and the pressing frame are installed inside the installation groove, the top of the pressing frame is flush with the top of the base.

[0008] As a preferred solution of the utility model, the inner side wall size of the limiting groove matches the outer size of the limiting block, and the inner side wall of the limiting groove is slidably connected to the outer part of the limiting block.

[0009] As a preferred solution of the utility model, the outer dimensions of the sliding block match the inner wall dimensions of the cavity, and the outer portion of the sliding block is slidingly connected to the inner wall of the cavity, and the outer portion of the connecting block is slidingly connected to the inner wall of the slide groove.

[0010] As a preferred solution of the utility model, one end of the movable rod is fixedly connected to the outside of the sliding block, and the end of the movable rod away from the sliding block passes through the inner side wall of the cavity and extends to the outside of the connecting block, the outer ring surface of the movable rod is slidably connected to the inside of the connecting block, and the outer ring surface of the movable rod is slidably connected to the inner side wall of the limiting hole.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, a flexible circuit board that is easy to disassemble and assemble is designed. After the flexible circuit board body is installed in the installation groove, it is fixed by a pressing frame. By pushing the two connecting blocks to move relative to each other, the two sliding blocks are respectively driven to slide in the cavity and compress the reset spring. After the connecting blocks move relative to each other, the two sliding blocks are respectively driven to slide in the cavity and compress the reset spring, and then the movable rod moves to the inside of the connecting block. After the pressing frame is synchronously connected to the limit groove through the two limit blocks, the connecting block is released. The restriction of the reset spring is released, and the movable rod is respectively driven to extend to the outside of the connecting block and synchronously connected to the inside of the limit hole, thereby effectively solving the problem of cumbersome installation and inconvenient disassembly of traditional flexible circuit boards. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 Structural layer diagram;

[0015] Figure 3 For this utility model Figure 2 Schematic diagram of some structures;

[0016] Figure 4 For this utility model Figure 3 Schematic diagram of some internal structures.

[0017] In the figure: 1, base; 101, mounting slot; 102, limit slot; 2, fixing block; 201, limit hole; 3, flexible circuit board body; 4, pressing frame; 5, limit block; 6, horizontal block; 601, cavity; 602, slide groove; 7, reset spring; 8, sliding block; 9, movable rod; 10, connecting block. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0020] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0022] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0023] A flexible circuit board that is easy to disassemble and assemble comprises a base 1, a mounting groove 101 is provided on the top of the base 1, and limiting grooves 102 are provided at the top edges of the narrower sides of the mounting groove 101, a fixing block 2 is installed at the four corners of the top of the base 1, and limiting holes 201 are provided on the outer surfaces of the fixing blocks 2, a flexible circuit board body 3 is installed at the inner bottom of the mounting groove 101, and a pressing frame 4 is installed at the top of the flexible circuit board body 3 and located inside the mounting groove 101, and the outer surface of the pressing frame 4 is provided with a fixing block 201. Limiting blocks 5 are symmetrically installed at the edges of the two narrower sides of the part, and cross blocks 6 are symmetrically installed at the two shorter edges of the top of the pressing frame 4. Cavities 601 are opened inside at both ends of the cross block 6, and sliding grooves 602 are symmetrically opened on the tops of both ends of the cross block 6. Reset springs 7 are installed on the inner side walls of the cavities 601, and a sliding block 8 is installed at one end of the reset spring 7. A movable rod 9 is installed at the end of the sliding block 8 away from the reset spring 7, and a connecting block 10 is installed on the top of the sliding block 8 and inside the sliding groove 602.

[0024] Specifically, refer to Figure 2 The inner wall size of the limiting groove 102 matches the outer size of the limiting block 5, and the inner wall of the limiting groove 102 is slidably connected to the outer part of the limiting block 5, thereby ensuring that when the flexible circuit board body 3 is installed inside the mounting groove 101, it is fixed by the pressing frame 4. When the pressing frame 4 is connected to the mounting groove 101, the two limiting blocks 5 are simultaneously connected to the inside of the limiting groove 102 to play a limiting role.

[0025] Furthermore, the depth of the mounting groove 101 is consistent with the thickness of the flexible circuit board body 3 and the pressing frame 4 after being fitted together, and after the flexible circuit board body 3 and the pressing frame 4 are installed inside the mounting groove 101, the top of the pressing frame 4 is flush with the top of the base 1, thereby ensuring that the flexible circuit board body 3 can be easily installed inside the mounting groove 101 and then fixed by the pressing frame 4.

[0026] Furthermore, the outer dimensions of the sliding block 8 match the inner wall dimensions of the cavity 601, and the outer portion of the sliding block 8 is slidably connected to the inner wall of the cavity 601, and the outer portion of the connecting block 10 is slidably connected to the inner wall of the slide groove 602, thereby ensuring that by pushing the two connecting blocks 10 to move relative to each other, the two sliding blocks 8 are respectively driven to slide inside the cavity 601 and compress the reset spring 7.

[0027] For details, please refer to Figure 3 and Figure 4One end of the movable rod 9 is fixedly connected to the outside of the sliding block 8, and the end of the movable rod 9 away from the sliding block 8 passes through the inner side wall of the cavity 601 and extends to the outside of the connecting block 10. The outer ring surface of the movable rod 9 is slidably connected to the inside of the connecting block 10, and the outer ring surface of the movable rod 9 is slidably connected to the inner side wall of the limiting hole 201, thereby ensuring that the two sliding blocks 8 are driven to slide in the interior of the cavity 601 through the relative movement of the connecting block 10 and the movable rod 9 moves to the inside of the connecting block 10 after compressing the reset spring 7, and the pressing frame 4 is synchronously connected to the limiting groove 102 through the two limiting blocks 5 and then the connecting block 10 is released. The restriction of the reset spring 7 is released and drives the movable rod 9 to extend to the outside of the connecting block 10 and synchronously connect to the inside of the limiting hole 201. The flexible circuit board body 3 is fixed by the pressing frame 4, which is convenient for disassembly and assembly.

[0028] The working process of the utility model: using the flexible circuit board designed by the present invention, which is easy to disassemble and assemble, in the process of installing the flexible circuit board, first place the flexible circuit board body 3 at the bottom of the mounting groove 101 inside the base 1, after the flexible circuit board body 3 is installed inside the mounting groove 101, it is fixed by pressing the frame 4, after the flexible circuit board body 3 and the pressing frame 4 are installed inside the mounting groove 101, the top of the pressing frame 4 is flush with the top of the base 1, by pushing the two connecting blocks 10 to move relative to each other, the two sliding blocks 8 are respectively driven to slide inside the cavity 601 and compress the reset spring 7, the connection The relative movement of the block 10 drives the two sliding blocks 8 to slide inside the cavity 601 and compresses the reset spring 7, and then the movable rod 9 moves to the inside of the connecting block 10. When the pressing frame 4 is connected to the installation groove 101, the two limit blocks 5 are synchronously connected to the inside of the limit groove 102 to play a limiting role. After the pressing frame 4 is synchronously connected to the limit groove 102 through the two limit blocks 5, the connecting block 10 is released, and the restriction of the reset spring 7 is released, driving the movable rod 9 to extend to the outside of the connecting block 10 and synchronously connected to the inside of the limit hole 201. The flexible circuit board body 3 is fixed by the pressing frame 4, and disassembly and assembly are convenient.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flexible circuit board that is easy to disassemble and assemble, comprising a base (1), characterized in that: The top of the base (1) is provided with a mounting groove (101), and the top edges of the two narrower side surfaces of the mounting groove (101) are provided with limiting grooves (102), the four corners of the top of the base (1) are provided with fixing blocks (2), and the outer surfaces of the fixing blocks (2) are provided with limiting holes (201), the bottom of the inner side of the mounting groove (101) is provided with a flexible circuit board body (3), and a pressing frame (4) is installed at the top of the flexible circuit board body (3) and inside the mounting groove (101), and the edges of the two narrower side surfaces of the pressing frame (4) are symmetrical. A limit block (5) is installed, and a cross block (6) is symmetrically installed at the two shorter edges of the top of the pressing frame (4). A cavity (601) is opened inside both ends of the cross block (6), and a slide groove (602) is symmetrically opened at the top of both ends of the cross block (6). A return spring (7) is installed on the inner wall of the cavity (601), and a sliding block (8) is installed at one end of the return spring (7). A movable rod (9) is installed at the end of the sliding block (8) away from the return spring (7), and a connecting block (10) is installed at the top of the sliding block (8) and inside the slide groove (602).

2. The flexible circuit board that is easy to assemble and disassemble according to claim 1, characterized in that: The depth of the installation groove (101) is consistent with the thickness of the flexible circuit board body (3) and the pressing frame (4) after being bonded together, and after the flexible circuit board body (3) and the pressing frame (4) are installed inside the installation groove (101), the top of the pressing frame (4) is flush with the top of the base (1).

3. The flexible circuit board that is easy to assemble and disassemble according to claim 1, characterized in that: The inner side wall size of the limiting groove (102) matches the outer size of the limiting block (5), and the inner side wall of the limiting groove (102) is slidably connected to the outer portion of the limiting block (5).

4. The flexible circuit board that is easy to assemble and disassemble according to claim 1, characterized in that: The outer dimensions of the sliding block (8) match the dimensions of the inner wall of the cavity (601), and the outer portion of the sliding block (8) is slidably connected to the inner wall of the cavity (601), and the outer portion of the connecting block (10) is slidably connected to the inner wall of the slide groove (602).

5. The flexible circuit board that is easy to assemble and disassemble according to claim 1, characterized in that: One end of the movable rod (9) is fixedly connected to the outside of the sliding block (8), and the end of the movable rod (9) away from the sliding block (8) passes through the inner side wall of the cavity (601) and extends to the outside of the connecting block (10), the outer ring surface of the movable rod (9) is slidably connected to the inside of the connecting block (10), and the outer ring surface of the movable rod (9) is slidably connected to the inner side wall of the limiting hole (201).

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