Circuit board convenient to disassemble and assemble

Abstract

The utility model discloses a circuit board convenient to disassemble and assemble, belongs to the technical field of circuit boards, and aims to solve the problems that the installed circuit board is unstable and circuit boards with different sizes and heights cannot be disassembled and assembled, the circuit board convenient to disassemble and assemble comprises an installation box, a clamping mechanism, a fixing mechanism and a circuit board body, the fixing mechanisms are arranged between the clamping mechanisms, the circuit board body is arranged between the fixing mechanisms, a partition plate is fixedly connected to the middle of the interior of the mounting box, a mounting cavity is formed below the partition plate, the vertical shaft is rotationally connected to the middle of the mounting cavity, and the gear is fixedly connected to the exterior of the vertical shaft. The racks are arranged on the front side and the rear side of the gear in a central symmetry mode, and the racks are engaged with the gear. According to the utility model, through the rotation of the clamping mechanism and the rotating column, the U-shaped moving plates at the two sides can be driven to move in opposite directions, circuit board bodies with different sizes are fixed, and the fixing stability of the circuit board bodies is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a circuit board which is convenient for disassembly and assembly. Background Art

[0002] A circuit board, also known as a printed circuit board (PCB), is a support that connects electronic components and circuits together. It is used to realize the layout design of complex circuits and electrical signal transmission in electrical and electronic equipment. Specifically, a circuit board is usually composed of a multi-layer printed circuit board, including one or more metal layers, plastic layers, insulation layers, and control layers. As the substrate of electronic equipment, the circuit board is used to support and connect various electronic components, such as resistors, capacitors, transistors, etc. The components can be fixed on the circuit board by welding, sockets, etc., and connected by wires to form a complete circuit.

[0003] The prior art discloses a circuit board that is easy to disassemble and assemble with patent announcement number CN220673994U. When in use, the above patent activates the rotating blades in the fastening frame so that the rotating blades can dissipate the heat generated by the operation of the circuit board body and reduce the heat inside the circuit board body. However, in actual use, the following deficiencies still exist: from a practical point of view, when installing the circuit board, the circuit board is only fixed by the provided spring and pressure plate, which may easily lead to instability of the installed circuit board, and circuit boards of different sizes and heights cannot be disassembled and assembled, affecting the scope of application of the device.

[0004] Therefore, there is a need for a circuit board that is easy to disassemble and assemble, so as to solve the problems in the prior art that the installed circuit board is unstable and circuit boards of different sizes and heights cannot be disassembled and assembled. Utility Model Content

[0005] The purpose of the utility model is to provide a circuit board that is convenient for disassembly and assembly, so as to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board that is easy to disassemble and assemble, comprising an installation box, a clamping mechanism, a fixing mechanism and a circuit board body, wherein the clamping mechanism is arranged at the lower part of the interior of the installation box, the fixing mechanism is arranged between the clamping mechanisms, and the circuit board body is arranged between the fixing mechanisms.

[0007] The clamping mechanism consists of a vertical shaft, a gear, a rotating column, a rack, a U-shaped movable plate, a limit bar and a connecting plate. A partition is fixedly connected to the middle of the interior of the installation box, and an installation cavity is opened below the partition. The vertical shaft is rotatably connected to the middle of the installation cavity, and the gear is fixedly connected to the outside of the vertical shaft. The rack is symmetrically arranged on the front and rear sides of the gear, and the rack is meshed with the gear.

[0008] It should be noted in the solution that the U-shaped movable plate is fixedly connected to one end of the rack, the limit bar is symmetrically fixedly connected to the top surface of the installation cavity, and the U-shaped movable plate is slidably connected to the bottom of the limit bar.

[0009] It is further worth noting that a partition extends out from the top of the U-shaped movable plate, and through grooves adapted to the U-shaped movable plate are symmetrically provided on the partition, and the connecting plate is fixedly connected to the inside of the U-shaped movable plate.

[0010] It should be further explained that the rotating column is fixedly connected to the bottom surface of the vertical shaft, and an anti-slip groove is provided on the outside of the rotating column.

[0011] As a preferred implementation, heat dissipation holes are respectively provided on the bottom plate and the partition plate of the installation box.

[0012] As a preferred embodiment, the fixing mechanism consists of a mounting plate, a sliding rod, a pressure plate, a top plate and a spring, the mounting plate is fixedly connected to the side opposite to the connecting plate, the sliding rod is slidably connected to the upper and lower sides of the mounting plate, the pressure plate is fixedly connected to the bottom surface of the sliding rod, and the top plate is fixedly connected to the top surface of the sliding rod.

[0013] As a preferred implementation, the spring is fixedly connected between the top plate and the mounting plate, and the spring is sleeved on the outside of the slide rod.

[0014] As a preferred implementation, the length of the bottom plate of the mounting plate is greater than that of the upper plate, and buffer layers are respectively provided above the bottom plate and below the pressure plate.

[0015] Compared with the prior art, the utility model provides a circuit board that is convenient for disassembly and assembly, which has at least the following beneficial effects:

[0016] (1) Through the provided clamping mechanism, the rotating column rotates, which can drive the U-shaped moving plates on both sides to move toward each other, thereby fixing circuit board bodies of different sizes and ensuring the stability of the fixing of the circuit board bodies.

[0017] (2) By means of the fixing mechanism, circuit board bodies of different heights can be fixed, thereby increasing the application range of the installation box. In addition, by means of the buffer layer, damage to the circuit board body can be avoided during the installation process, thereby increasing the safety of the installation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 3 This is a bottom view structural diagram of the clamping mechanism of the utility model;

[0021] Figure 4 It is a schematic diagram of the fixing mechanism structure of the utility model.

[0022] In the figure: 1. installation box; 2. clamping mechanism; 3. fixing mechanism; 4. circuit board body; 5. heat dissipation hole; 201. installation cavity; 202. vertical axis; 203. gear; 204. rotating column; 205. rack; 206. U-shaped moving plate; 207. limit strip; 208. connecting plate; 301. installation plate; 302. sliding rod; 303. pressure plate; 304. top plate; 305. spring. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with the embodiments.

[0024] See also Figure 1-4 The utility model provides a circuit board that is easy to disassemble and assemble, including an installation box 1, a clamping mechanism 2, a fixing mechanism 3 and a circuit board body 4. The clamping mechanism 2 is arranged at the lower part of the interior of the installation box 1, the fixing mechanism 3 is arranged between the clamping mechanisms 2, and the circuit board body 4 is arranged between the fixing mechanisms 3.

[0025] The clamping mechanism 2 is composed of a vertical shaft 202, a gear 203, a rotating column 204, a rack 205, a U-shaped movable plate 206, a limit bar 207 and a connecting plate 208. A partition is fixedly connected to the middle of the interior of the installation box 1, and an installation cavity 201 is opened below the partition. The vertical shaft 202 is rotatably connected to the middle of the installation cavity 201, and the gear 203 is fixedly connected to the outside of the vertical shaft 202. The rack 205 is symmetrically arranged on the front and rear sides of the gear 203, and the rack 205 is meshed with the gear 203.

[0026] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth to explain in detail that the U-shaped moving plate 206 is fixedly connected to one end of the rack 205, the limiting bar 207 is symmetrically fixedly connected to the top surface of the installation cavity 201, and the U-shaped moving plate 206 is slidably connected to the bottom of the limiting bar 207;

[0027] The setting of the limit bar 207 can ensure that the U-shaped movable plate 206 slides stably outside the limit bar 207, thereby ensuring the stability of the movement of the U-shaped movable plate 206, thereby improving the stable movement of the upper fixing mechanism 3 and improving the use stability of the mechanism.

[0028] Further as Figure 1 , Figure 2 and Figure 3As shown, it is worth to explain in detail that a partition extends above the U-shaped moving plate 206, and a through groove adapted to the U-shaped moving plate 206 is symmetrically opened on the partition, the connecting plate 208 is fixedly connected to the inside of the U-shaped moving plate 206, the rotating column 204 is fixedly connected to the bottom surface of the vertical shaft 202, and an anti-slip groove is opened on the outside of the rotating column 204;

[0029] By sliding the U-shaped movable plate 206 inside the through groove on the partition, the movement stability of the U-shaped movable plate 206 can be ensured, thereby improving the practicality of the mechanism; and by setting up the anti-slip groove, it is convenient for the staff to rotate the rotating column 204, thereby improving the practicality and comfort of use of the mechanism.

[0030] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth to explain in detail that the bottom plate and the partition plate of the installation box 1 are respectively provided with heat dissipation holes 5;

[0031] The heat generated by the circuit board body 4 can flow out through the provided heat dissipation holes 5 , thereby reducing the temperature inside the installation box 1 , thereby ensuring the normal operation of the circuit board body 4 .

[0032] According to the above working process, it can be known that: through the provided clamping mechanism 2, the rotating column 204 rotates, which can drive the U-shaped moving plates 206 on both sides to move toward each other, fix the circuit board bodies 4 of different sizes, and ensure the stability of the fixing of the circuit board bodies 4.

[0033] Further as Figure 1 , Figure 2 and Figure 4 As shown, it is worth explaining in detail that the fixing mechanism 3 is composed of a mounting plate 301, a slide bar 302, a pressure plate 303, a top plate 304 and a spring 305. The mounting plate 301 is fixedly connected to the side opposite to the connecting plate 208, the slide bar 302 is slidably connected to the upper and lower sides of the mounting plate 301, the pressure plate 303 is fixedly connected to the bottom surface of the slide bar 302, and the top plate 304 is fixedly connected to the top surface of the slide bar 302.

[0034] Further as Figure 1 , Figure 2 and Figure 4 As shown, it is worth to explain in detail that the spring 305 is fixedly connected between the top plate 304 and the mounting plate 301, and the spring 305 is sleeved on the outside of the slide bar 302;

[0035] Through the elastic effect of the provided spring 305, the pressure plate 303 can be driven to reset, and the circuit board body 4 at different heights can be fixed, while avoiding damage to the circuit board body 4; and when the circuit board body 4 needs to be disassembled, the top plate 304 is pulled up, and the pressure plate 303 is driven up by the slide rod 302 to release the pressure on the circuit board body 4, so that the circuit board body 4 can be disassembled.

[0036] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth to explain in detail that the length of the bottom plate of the mounting plate 301 is greater than that of the upper plate, and a buffer layer is respectively provided above the bottom plate and below the pressing plate 303;

[0037] By setting up the buffer layer, when the circuit board body 4 is placed on the mounting plate 301 and the pressing plate 303 is pressed down, it can first contact the circuit board body 4, thereby providing a buffer for the circuit board body 4, thereby avoiding damage to the circuit board body 4 and improving the safety of the installation process.

[0038] The present invention has the following working process: when in use, the circuit board body 4 is first placed on the bottom plate of the mounting plate 301, and then the rotating column 204 is rotated to drive the gear 203 to rotate through the vertical shaft 202, and the rack 205 is meshed with the gear 203 to drive the U-shaped movable plates 206 on both sides to move toward each other, and the limit bar 207 provided at the same time can ensure that the U-shaped movable plate 206 slides stably outside the limit bar 207, and the mounting plate 301 is driven to move through the connecting plate 208 until the two sides of the circuit board body 4 are clamped and fixed, and then the pressing plate 303 is driven to reset under the elastic action of the spring 305, and the circuit board body 4 is pressed down and fixed, so as to further improve the installation stability of the circuit board body 4; when the circuit board body 4 needs to be disassembled, the top plate 304 is pulled up, and the pressing plate 303 is driven to move up through the slide bar 302 to release the pressing of the circuit board body 4, and then the rotating column 204 is reversed to make the mounting plates 301 on both sides move in the opposite direction, and the clamping of the circuit board body 4 is released, and the circuit board body 4 can be taken out.

[0039] In summary: through the provided clamping mechanism 2, the rotating column 204 rotates, which can drive the U-shaped movable plates 206 on both sides to move toward each other, thereby fixing circuit board bodies 4 of different sizes and ensuring the stability of the fixation of the circuit board bodies 4; through the provided fixing mechanism 3, circuit board bodies 4 of different heights can be fixed, thereby improving the application scope of the installation box 1, and through the provided buffer layer, damage to the circuit board body 4 can be avoided during the installation process, thereby improving the safety of the installation process.

Claims

1. A circuit board that is easy to assemble and disassemble, comprising a mounting box (1), a clamping mechanism (2), a fixing mechanism (3) and a circuit board body (4), characterized in that: The clamping mechanism (2) is arranged at the lower part of the installation box (1), the fixing mechanism (3) is arranged between the clamping mechanisms (2), and the circuit board body (4) is arranged between the fixing mechanisms (3); The clamping mechanism (2) is composed of a vertical shaft (202), a gear (203), a rotating column (204), a rack (205), a U-shaped movable plate (206), a limit bar (207) and a connecting plate (208); a partition is fixedly connected to the middle of the interior of the installation box (1); a mounting cavity (201) is provided below the partition; the vertical shaft (202) is rotatably connected to the middle of the mounting cavity (201); the gear (203) is fixedly connected to the outside of the vertical shaft (202); the rack (205) is centrally symmetrically arranged at the front and rear sides of the gear (203), and the rack (205) is meshed with the gear (203).

2. A circuit board that is easy to disassemble and assemble according to claim 1, characterized in that: The U-shaped movable plate (206) is fixedly connected to one end of the rack (205), the limiting bar (207) is symmetrically fixedly connected to the top surface of the installation cavity (201), and the U-shaped movable plate (206) is slidably connected below the limiting bar (207).

3. The circuit board that is easy to disassemble and assemble according to claim 1, characterized in that: A partition extends above the U-shaped movable plate (206), and through grooves matching the U-shaped movable plate (206) are symmetrically provided on the partition, and the connecting plate (208) is fixedly connected to the inside of the U-shaped movable plate (206).

4. The circuit board that is easy to disassemble and assemble according to claim 1, characterized in that: The rotating column (204) is fixedly connected to the bottom surface of the vertical shaft (202), and an anti-slip groove is provided on the outside of the rotating column (204).

5. The circuit board that is easy to disassemble and assemble according to claim 1, characterized in that: Heat dissipation holes (5) are respectively provided on the bottom plate and the partition plate of the installation box (1).

6. The circuit board that is easy to disassemble and assemble according to claim 1, characterized in that: The fixing mechanism (3) is composed of a mounting plate (301), a sliding rod (302), a pressure plate (303), a top plate (304) and a spring (305); the mounting plate (301) is fixedly connected to the side opposite to the connecting plate (208); the sliding rod (302) is slidably connected to the upper and lower sides of the mounting plate (301); the pressure plate (303) is fixedly connected to the bottom surface of the sliding rod (302); and the top plate (304) is fixedly connected to the top surface of the sliding rod (302).

7. A circuit board that is easy to disassemble and assemble according to claim 6, characterized in that: The spring (305) is fixedly connected between the top plate (304) and the mounting plate (301), and the spring (305) is sleeved on the outside of the sliding rod (302).

8. The circuit board that is easy to disassemble and assemble according to claim 6, characterized in that: The bottom plate of the mounting plate (301) is longer than the upper plate, and buffer layers are respectively arranged above the bottom plate and below the pressing plate (303).

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