High-precision compression-resistant integrated PCB (Printed Circuit Board)

Abstract

The utility model relates to the technical field of circuit boards, in particular to a high-precision compression-resistant integrated PCB (printed circuit board). According to the technical scheme, the protective device comprises a protective frame, heat dissipation holes, a pressure-resistant plate and a PCB, a pressure-resistant groove is formed in the middle of the protective frame, a plurality of first mounting holes are formed in the two sides of the protective frame at equal intervals, a mounting frame is mounted below the pressure-resistant groove in a clamped mode, a gasket is arranged on the upper surface of the mounting frame and made of rubber materials, and the heat dissipation holes are formed in the upper surface of the mounting frame. Adjusting grooves are symmetrically formed in the positions, at notches of the pressure-resistant grooves, of the protection frame, and second mounting holes are formed in the positions, on the surfaces of the protection frame, of the sides, close to the pressure-resistant grooves, of the adjusting grooves. According to the device, the threaded rod can be driven to rotate along with the rotating shaft by rotating the rotary knob, then the pressing plate is driven to vertically move along the limiting rod, and the vertical movement of the pressing plate can apply pressure to the PCB, so that pressure adjustment of the PCB is realized, it can be ensured that the PCB is not loosened or deformed in the working process, and the working efficiency is improved. And meanwhile, high precision and stability of the circuit board are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a high-precision pressure-resistant integrated PCB circuit board. Background Art

[0002] With the rapid development of my country's economy, the level of science and technology in my country is also constantly improving, and various electrical equipment is also developing rapidly. The most used in electrical equipment is the circuit board, which can be called a printed circuit board or printed circuit;

[0003] During the use of the existing impedance PCB circuit board, the PCB circuit board is directly affected by external pressure without proper buffering and support, and it may be damaged. At the same time, it also causes certain damage and looseness to the electrical components on the circuit board, which may lead to poor or unstable circuit connection, affecting the performance and reliability of the entire system. In addition, the PCB circuit board cannot dissipate heat in time under high power or high load conditions, and the circuit components may overheat. Overheating may cause the performance of the circuit components to decline, shorten their lifespan, or even damage them. In view of this, we propose a high-precision pressure-resistant integrated PCB circuit board to solve the existing problems. Utility Model Content

[0004] The purpose of the utility model is to provide a high-precision pressure-resistant integrated PCB circuit board to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision pressure-resistant integrated PCB circuit board, comprising a protective frame, a first mounting hole, a heat dissipation hole, a pressure-resistant plate, an adjustment groove, a positioning hole, a pressure-resistant groove, a second mounting hole, a mounting frame, a pressure plate, a threaded rod, an L-shaped filling layer, a gasket and a PCB circuit board, wherein a pressure-resistant groove is opened in the middle of the protective frame, and a plurality of first mounting holes are opened at equal distances on both sides of the protective frame, a mounting frame is clamped and installed below the pressure-resistant groove, a gasket is arranged on the upper surface of the mounting frame, and the gasket is made of rubber material, the protective frame is symmetrically provided with adjustment grooves at the notch of the pressure-resistant groove, and a second mounting hole is opened on the surface of the protective frame on the side of the adjustment groove close to the pressure-resistant groove.

[0006] Preferably, limit rods are provided on both sides of the gasket on the upper surface of the mounting frame, and a limit piece is provided on the side of the limit rod away from the mounting frame, rotating shafts are embedded on both sides of the mounting frame, threaded rods are movably connected to the rotating shafts, a pressure plate is slidably connected to the limit rods, an adjustment block is provided on one side of the pressure plate, a threaded structure is formed inside the adjustment block, and the threads between the adjustment block and the threaded rod cooperate with each other.

[0007] Preferably, an L-shaped filling layer is provided below the pressing plate, and a PCB circuit board is mounted on the gasket, and both the gasket and the L-shaped filling layer cooperate with the surface of the PCB circuit board.

[0008] Preferably, a knob is provided on a side of the threaded rod away from the rotating shaft, and the knob is located in the adjusting slot.

[0009] Preferably, a pressure-resistant plate is provided at the notch of the pressure-resistant groove, positioning holes are opened at the four corners of the pressure-resistant plate, positioning bolts are provided on the positioning holes, and the pressure-resistant plate is movably connected to the protective frame through the positioning bolts.

[0010] Preferably, the positioning hole and the second mounting hole are matched with each other, and heat dissipation holes are provided on the surfaces of both sides of the protective frame.

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

[0012] 1. By turning the knob, the threaded rod can be driven to rotate along with the rotating shaft, and the threads between the threaded rod and the adjusting block cooperate with each other, thereby driving the pressure plate to move vertically along the limit rod. The vertical movement of the pressure plate will apply pressure to the PCB circuit board, thereby achieving pressure adjustment on the PCB circuit board, which can ensure that the PCB circuit board will not loosen or deform during operation, while ensuring the high precision and stability of the circuit board.

[0013] 2. The gasket and L-shaped filling layer are both made of rubber material and are in contact with the surface of the PCB circuit board, playing a buffering and supporting role to ensure that the PCB circuit board will not be damaged when pressure is applied and maintain high precision and stability.

[0014] 3. The heat dissipation holes on both sides of the protective frame of the device help to dissipate heat, keep the circuit board within the normal operating temperature range, and improve the efficiency of production and testing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall explosion structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the top view structure of the protection frame in the utility model;

[0018] Figure 4 for Figure 3 Schematic diagram of the cross-sectional structure along the AA direction.

[0019] In the figure: 1. protective frame; 2. first mounting hole; 3. heat dissipation hole; 4. anti-pressure plate; 5. adjustment slot; 6. positioning hole; 7. anti-pressure slot; 8. second mounting hole; 9. mounting frame; 10. pressure plate; 11. threaded rod; 12. L-shaped filling layer; 13. gasket; 14. PCB circuit board; 15. limit rod; 16. limit member; 17. rotating shaft; 18. adjustment block; 19. knob. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0021] like Figure 1-Figure 4 As shown, the utility model proposes a high-precision pressure-resistant integrated PCB circuit board, including a protective frame 1, a first mounting hole 2, a heat dissipation hole 3, a pressure-resistant plate 4, an adjustment groove 5, a positioning hole 6, a pressure-resistant groove 7, a second mounting hole 8, a mounting frame 9, a pressure plate 10, a threaded rod 11, an L-shaped filling layer 12, a gasket 13 and a PCB circuit board 14, the protective frame 1 is provided with a pressure-resistant groove 7 in the middle, and a plurality of first mounting holes 2 are equidistantly provided on both sides of the protective frame 1, a mounting frame 9 is clamped and installed below the pressure-resistant groove 7, a gasket 13 is arranged on the upper surface of the mounting frame 9, and the gasket 13 is made of rubber material, the protective frame 1 is symmetrically provided with adjustment grooves 5 at the notch of the pressure-resistant groove 7, and a second mounting hole 8 is opened on the surface of the protective frame 1 on the side of the adjustment groove 5 close to the pressure-resistant groove 7.

[0022] In an optional embodiment, limit rods 15 are provided on both sides of the gasket 13 on the upper surface of the mounting frame 9, and a limit member 16 is provided on the side of the limit rod 15 away from the mounting frame 9, and rotating shafts 17 are embedded on both sides of the mounting frame 9, and a threaded rod 11 is movably connected to the rotating shaft 17, and a pressure plate 10 is slidably connected to the limit rod 15, and an adjustment block 18 is provided on one side of the pressure plate 10. The adjustment block 18 has a threaded structure inside, and the threads between the adjustment block 18 and the threaded rod 11 cooperate with each other; by rotating the knob 19, the threaded rod 11 can be driven to rotate along the rotating shaft 17, and the threads between the threaded rod 11 and the adjusting block 18 cooperate with each other, thereby driving the pressure plate 10 to move vertically along the limit rod 15, and the vertical movement of the pressure plate 10 will apply pressure to the PCB circuit board 14, thereby realizing pressure adjustment of the PCB circuit board 14, and ensuring that the PCB circuit board 14 will not loosen or deform during operation.

[0023] In an optional embodiment, an L-shaped filling layer 12 is provided under the pressure plate 10, and a PCB circuit board 14 is mounted on the gasket 13, and both the gasket 13 and the L-shaped filling layer 12 cooperate with the surface of the PCB circuit board 14; the gasket 13 and the L-shaped filling layer 12 are both made of rubber material, in contact with the surface of the PCB circuit board 14, playing a buffering and supporting role to ensure that the PCB circuit board 14 will not be damaged when pressure is applied, and maintain high precision and stability.

[0024] In an optional embodiment, a knob 19 is provided on a side of the threaded rod 11 away from the rotating shaft 17 , and the knob 19 is located in the adjusting slot 5 .

[0025] In an optional embodiment, a pressure-resistant plate 4 is provided at the notch of the pressure-resistant groove 7, positioning holes 6 are opened at the four corners of the pressure-resistant plate 4, and positioning bolts are provided on the positioning holes 6. The pressure-resistant plate 4 is movably connected to the protective frame 1 through the positioning bolts.

[0026] In an optional embodiment, the positioning hole 6 and the second mounting hole 8 are positioned to cooperate with each other, and heat dissipation holes 3 are provided on both side surfaces of the protective frame 1; the heat dissipation holes 3 provided on both sides of the protective frame 1 help to dissipate heat and keep the circuit board within the normal operating temperature range.

[0027] The working principle of the utility model is as follows: when using the device, firstly, the PCB circuit board 14 is placed on the mounting frame 9 in the pressure-resistant groove 7, and the user manually turns the knob 19 in the adjustment groove 5. By turning the knob 19, the threaded rod 11 can be driven to rotate along the rotating shaft 17, and the threads between the threaded rod 11 and the adjustment block 18 cooperate with each other, thereby driving the pressing plate 10 to move vertically along the limiting rod 15. The vertical movement of the pressing plate 10 will apply pressure to the PCB circuit board 14, thereby realizing the pressure adjustment of the PCB circuit board 14, which can ensure that the PCB circuit board 14 will not be loose or deformed during the working process, and at the same time ensure the high precision and stability of the circuit board, and the gasket 13 and the L-shaped filling layer 12 are both made of rubber material, which are in contact with the surface of the PCB circuit board 14, and play a buffering and supporting role, so as to ensure that the PCB circuit board 14 will not be damaged when pressure is applied, and maintain high precision and stability, and the heat dissipation holes 3 opened on both sides of the protective frame 1 of the device are conducive to heat dissipation, keep the circuit board within the normal working temperature range, improve the efficiency of production and testing, and ensure the reliability and performance stability of the circuit board.

[0028] It should be understood that the above specific embodiments of the present invention are used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A high-precision pressure-resistant integrated PCB circuit board, characterized in that: The invention comprises a protective frame (1), a first mounting hole (2), a heat dissipation hole (3), an anti-pressure plate (4), an adjustment groove (5), a positioning hole (6), an anti-pressure groove (7), a second mounting hole (8), a mounting frame (9), a pressure plate (10), a threaded rod (11), an L-shaped filling layer (12), a gasket (13) and a PCB circuit board (14), wherein the middle of the protective frame (1) is provided with an anti-pressure groove (7), and two sides of the protective frame (1) are provided with a plurality of first mounting holes (2) at equal distances, a mounting frame (9) is clamped and mounted below the anti-pressure groove (7), a gasket (13) is arranged on the upper surface of the mounting frame (9), and the gasket (13) is made of rubber material, and the protective frame (1) is symmetrically provided with adjustment grooves (5) at the notch of the anti-pressure groove (7), and a second mounting hole (8) is arranged on the surface of the protective frame (1) on the side of the adjustment groove (5) close to the anti-pressure groove (7).

2. A high-precision pressure-resistant integrated PCB circuit board according to claim 1, characterized in that: The upper surface of the mounting frame (9) is provided with limit rods (15) on both sides of the gasket (13), and a limit member (16) is provided on the side of the limit rod (15) away from the mounting frame (9). Rotating shafts (17) are embedded on both sides of the mounting frame (9), and a threaded rod (11) is movably connected to the rotating shaft (17). A pressure plate (10) is slidably connected to the limit rod (15), and an adjustment block (18) is provided on one side of the pressure plate (10). The adjustment block (18) has a threaded structure inside, and the threads of the adjustment block (18) and the threaded rod (11) cooperate with each other.

3. A high-precision pressure-resistant integrated PCB circuit board according to claim 2, characterized in that: An L-shaped filling layer (12) is provided below the pressing plate (10), and a PCB circuit board (14) is mounted on the gasket (13), and both the gasket (13) and the L-shaped filling layer (12) cooperate with the surface of the PCB circuit board (14).

4. The high-precision pressure-resistant integrated PCB circuit board according to claim 2, characterized in that: A knob (19) is provided on a side of the threaded rod (11) away from the rotating shaft (17), and the knob (19) is located in the adjustment slot (5).

5. The high-precision pressure-resistant integrated PCB circuit board according to claim 1, characterized in that: A pressure-resistant plate (4) is arranged at the notch of the pressure-resistant groove (7), positioning holes (6) are opened at four corners of the pressure-resistant plate (4), positioning bolts are arranged on the positioning holes (6), and the pressure-resistant plate (4) is movably connected to the protective frame (1) via the positioning bolts.

6. The high-precision pressure-resistant integrated PCB circuit board according to claim 5, characterized in that: The positioning holes (6) and the second mounting holes (8) are matched with each other in position, and heat dissipation holes (3) are provided on the surfaces of both sides of the protection frame (1).

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