Circuit board with clamping mechanism

Abstract

The utility model discloses a circuit board with a clamping mechanism, which belongs to the technical field of circuit boards, and comprises a mounting block, the bottom of the mounting block is connected with a fixed bottom plate through a damping seat, one side of the mounting block is provided with a limiting plate, the inner wall of the limiting plate is clamped with one end of a circuit board main body through a limiting clamping rod, and the other end of the circuit board main body is provided with a clamping groove. The top of the limiting plate is provided with a clamping assembly used for reinforcing the circuit board body. A clamping adjusting mechanism is arranged in the mounting block, the end part of an extension screw rod of the clamping adjusting mechanism is movably connected with a connecting clamping rod, the end part of the connecting clamping rod is movably connected with a connecting block, and the connecting block is movably inserted into the surface of the other end of the circuit board main body through a fixing bolt; according to the utility model, the circuit board can be conveniently clamped and installed, the assembling stability is further improved, the difficulty of maintenance, disassembly and assembly is effectively reduced, the situation that the threaded holes are damaged or slipped is prevented, and the situation that the circuit board is damaged is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a circuit board with a clamping mechanism. Background Art

[0002] PCB, also known as printed circuit board, is the provider of electrical connections for electronic components. It has a history of more than 100 years; its design is mainly layout design. The main advantage of using circuit boards is that it greatly reduces wiring and assembly errors, improves the level of automation and production labor rate; circuit boards are generally installed inside the equipment control box. Traditional circuit boards are fixed inside the chassis by bolting. Although this connection method is simple, special tools are required during the installation process. The circuit board needs to be disassembled and cleaned from time to time during use, which increases the labor intensity of the staff installing the circuit board. In addition, multiple twisting of the screws can easily cause damage to the threaded holes or slippage, making it difficult to fix and disassemble, increasing the difficulty of disassembly and assembly, and even causing damage to the circuit board and other problems.

[0003] As in the prior art, the Chinese utility model with publication number: CN220210820U discloses a clamping assembly for installing a circuit board. In the utility model, a nesting assembly and a locking assembly are provided to effectively nest and install the clamping column inside a support, and lock and fix it. The support can release the locking of the clamping column by unlocking the push column, and the circuit board can be fixed or disassembled by pressing, which effectively avoids damage to the circuit board.

[0004] It can be known from the above-mentioned clamping assembly for installing a circuit board that the existing technology has the following problems: during the use and maintenance of the circuit board, it is easy to cause the threaded holes to be damaged or the threads to be slipped, making it difficult to fix and disassemble, increasing the difficulty of disassembly and assembly, and even causing damage to the circuit board. Therefore, we need to propose a circuit board with a clamping mechanism. Utility Model Content

[0005] The purpose of the utility model is to provide a circuit board with a snap-in mechanism, which can facilitate the snap-in installation of the circuit board, further improve the stability of assembly, and effectively reduce the difficulty of maintenance and disassembly, and prevent the damage or slipping of threaded holes, thereby reducing the damage to the circuit board, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides: a circuit board with a clamping mechanism, comprising a mounting block, the bottom of the mounting block is connected to a fixed bottom plate through a shock-absorbing seat, a limiting plate is arranged on one side of the mounting block, the inner wall of the limiting plate is clamped with one end of the circuit board body through a limiting clamping rod, and the top of the limiting plate is provided with a clamping component for reinforcing the circuit board body; a clamping adjustment mechanism is arranged inside the mounting block, the end of the extending screw of the clamping adjustment mechanism is movably connected to a connecting clamping rod, the end of the connecting clamping rod is movably connected to a connecting block, and the connecting block is movably inserted into the other end surface of the circuit board body through a fixing bolt.

[0007] Preferably, a limit slot is provided on one side of the circuit board body, the limit rod is connected to the inner wall of the limit plate, and the limit plate is movably engaged with the inner wall of the limit slot.

[0008] Preferably, the clamping assembly includes: a locking screw threadedly connected to the limit plate, and a positioning pressure plate movably connected to the bottom end of the locking screw; wherein, a positioning block is connected to the top of the positioning pressure plate, and the bottom end of the locking screw is rotatably connected to the inner wall of the positioning block.

[0009] Preferably, limiting guide rods are arranged on both sides of the positioning block, the bottom ends of the limiting guide rods are connected to the surface of the positioning pressure plate, and the surface of the limiting guide rods is slidably connected to the limiting plate.

[0010] Preferably, the snap-on adjustment mechanism includes: a limit plate connected to one end of the extension screw, and an adjustment block connected to the surface of the extension screw; wherein a mounting groove is provided inside the mounting block, and the two ends of the mounting block are threadedly connected to the surface of the extension screw, and an anti-loosening spring is provided inside the mounting groove, and the anti-loosening spring is sleeved on the surface of the extension screw.

[0011] Preferably, the end of the connecting rod is connected to a positioning shaft, the end of the connecting block is connected to a connecting plate, the connecting plate is movably connected to the surface of the connecting rod, and the surface of the connecting block is threadedly installed with a fixing bolt.

[0012] Preferably, a compression spring and a locking gasket are sleeved on the surface of the fixing bolt, the bottom of the compression spring is connected to the top of the locking gasket, a positioning hole is opened on the surface of the circuit board body, and the fixing bolt is movably inserted into the inner wall of the positioning hole.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model cooperates and arranges structures such as an installation block, a limit plate, a connecting block, a fixing bolt, a clamping assembly and a clamping adjustment mechanism, so that a limit clamping groove at one end of a circuit board body is clamped with a limit clamping rod inside the limit plate. At the same time, the locking screw is rotated so that the positioning pressure plate cooperates with the limit guide rod to move downward and clamp on the edge of the circuit board body to position the circuit board body; and according to the size of the circuit board body, the adjusting block is rotated to extend outward to control the unfolding position of the connecting clamping rod, so that the positioning clamping hole opened on the surface of the circuit board body is conveniently matched with the connecting block, and the fixing bolt is passed through the connecting block and the positioning clamping hole to position the circuit board body, and at the same time, the compression spring and the locking gasket are cooperated to lock and reinforce the circuit board body, and after assembly, the anti-loosening spring inside the installation groove can be cooperated to further improve the stability of the installation and prevent loosening during use. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the limit clamping rod structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the mounting block of the utility model;

[0018] Figure 4 This is a schematic diagram of the connection block structure of the utility model.

[0019] In the figure: 1. Mounting block; 2. Shock absorber seat; 3. Fixed bottom plate; 4. Limiting rod; 5. Limiting plate; 6. Circuit board body; 7. Limiting slot; 8. Positioning hole; 9. Positioning pressure plate; 10. Limiting guide rod; 11. Positioning block; 12. Locking screw; 13. Mounting slot; 14. Extension screw; 15. Limiting plate; 16. Adjusting block; 17. Anti-loosening spring; 18. Connecting rod; 19. Positioning shaft; 20. Connecting block; 21. Connecting plate; 22. Fixing bolt; 23. Compression spring; 24. Locking gasket. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides: a circuit board with a clamping mechanism, comprising a mounting block 1, the bottom of the mounting block 1 is connected to a fixed bottom plate 3 through a shock-absorbing seat 2, a limiting plate 5 is arranged on one side of the mounting block 1, the inner wall of the limiting plate 5 is clamped with one end of a circuit board body 6 through a limiting clamping rod 4, and a clamping component for reinforcing the circuit board body 6 is arranged on the top of the limiting plate 5; a clamping adjustment mechanism is arranged inside the mounting block 1, the end of an extension screw rod 14 of the clamping adjustment mechanism is movably connected to a connecting clamping rod 18, the end of the connecting clamping rod 18 is movably connected to a connecting block 20, and the connecting block 20 is movably plugged into the other end surface of the circuit board body 6 through a fixing bolt 22.

[0022] It is worth mentioning that, through the coordinated arrangement of the mounting block 1, the limit plate 5, the connecting block 20, the fixing bolt 22, the clamping assembly and the clamping adjustment mechanism, the circuit board can be conveniently clamped and installed, thereby further improving the stability of the assembly, and effectively reducing the difficulty of maintenance and disassembly, and preventing the threaded holes from being damaged or the threads from slipping, thereby reducing the possibility of damage to the circuit board.

[0023] Specifically, a limit slot 7 is provided on one side of the circuit board body 6, the limit rod 4 is connected to the inner wall of the limit plate 5, and the limit plate 5 is movably engaged with the inner wall of the limit slot 7. The limit slot 7 is a structure for engaging with the limit rod 4, and the limit plate 5 is a structure for engaging with the limit rod 4 to limit the circuit board body 6, further improving the stability during engagement.

[0024] The clamping assembly includes: a locking screw 12 threadedly connected to the limiting plate 5, and a positioning plate 9 movably connected to the bottom end of the locking screw 12; wherein, a positioning block 11 is connected to the top of the positioning plate 9, and the bottom end of the locking screw 12 is rotatably connected to the inner wall of the positioning block 11. Limiting guide rods 10 are arranged on both sides of the positioning block 11, and the bottom end of the limiting guide rod 10 is connected to the surface of the positioning plate 9, and the surface of the limiting guide rod 10 is slidably connected to the limiting plate 5.

[0025] Among them, the locking screw 12 is a structure for adjusting the positioning pressure plate 9, and the positioning pressure plate 9 is a positioning structure for clamping the circuit board body 6, further improving the stability of the structure. The positioning block 11 serves to limit the locking screw 12, and the limiting guide rod 10 serves to guide the positioning pressure plate 9.

[0026] The clamping adjustment mechanism includes: a limit plate 15 connected to one end of the extension screw 14, and an adjustment block 16 connected to the surface of the extension screw 14; wherein, a mounting groove 13 is opened inside the mounting block 1, and the surface of the extension screw 14 is threadedly connected to the two ends of the mounting block 1, and an anti-loosening spring 17 is arranged inside the mounting groove 13, and the anti-loosening spring 17 is sleeved on the surface of the extension screw 14.

[0027] In addition, the extension screw 14 is a structure for adjusting the extension of the connecting rod 18, the limit plate 15 is a structure for limiting the extension screw 14 and cooperates with the anti-loosening spring 17, the installation groove 13 is a structure for assembling the extension screw 14 and the anti-loosening spring 17, the anti-loosening spring 17 acts on the limit plate 15 to reduce the effect of loosening of the extension screw 14, and the adjustment block 16 is a structure for controlling the rotation of the extension screw 14 to move and adjust the connecting rod 18.

[0028] The end of the connecting rod 18 is connected to a positioning shaft 19, the end of the connecting block 20 is connected to a connecting plate 21, the connecting plate 21 is movably connected to the surface of the connecting rod 18, and the surface of the connecting block 20 is threadedly installed with a fixing bolt 22. The surface of the fixing bolt 22 is sleeved with a compression spring 23 and a locking washer 24, the bottom of the compression spring 23 is connected to the top of the locking washer 24, and the surface of the circuit board body 6 is provided with a positioning card hole 8, and the fixing bolt 22 is movably inserted into the inner wall of the positioning card hole 8.

[0029] Furthermore, the connecting rod 18 can use a telescopic structure to adapt to different installation structures. The positioning shaft 19 is a component for connecting the connecting plate 21. The connecting block 20 is a structure for installing the circuit board body 6. The fixing bolt 22 is a structure that cooperates with the connecting block 20 to insert the positioning card hole 8 on the surface of the circuit board body 6. The compression spring 23 is a structure that acts on the locking gasket 24, so that after the fixing bolt 22 is installed, the stability of the installation of the circuit board body 6 is guaranteed.

[0030] The limiting card slot 7 at one end of the circuit board body 6 is engaged with the limiting card rod 4 inside the limiting plate 5, and at the same time, the locking screw 12 is rotated so that the positioning pressure plate 9 cooperates with the limiting guide rod 10 to move downward and clamp on the edge of the circuit board body 6 to position the circuit board body 6; and according to the size of the circuit board body 6, the adjusting block 16 is rotated to extend outward to control the unfolded position of the connecting card rod 18, so as to facilitate the cooperation of the positioning card hole 8 opened on the surface of the circuit board body 6 with the connecting block 20, and the fixing bolt 22 is passed through the connecting block 20 and the positioning card hole 8 to position the circuit board body 6, and at the same time, the compression spring 23 and the locking gasket 24 are used to lock and reinforce the circuit board body 6, and after assembly, the anti-loosening spring 17 inside the mounting groove 13 can be used to further improve the stability of the installation and prevent loosening during use.

[0031] 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 circuit board with a clamping mechanism, characterized in that: include: A mounting block (1), the bottom of the mounting block (1) being connected to a fixed bottom plate (3) via a shock-absorbing seat (2), a limiting plate (5) being arranged on one side of the mounting block (1), the inner wall of the limiting plate (5) being clamped to one end of a circuit board body (6) via a limiting clamping rod (4), and a clamping assembly for reinforcing the circuit board body (6) being arranged on the top of the limiting plate (5); A clamping adjustment mechanism is provided inside the mounting block (1); the end of the extending screw rod (14) of the clamping adjustment mechanism is movably connected to a connecting clamp rod (18); the end of the connecting clamp rod (18) is movably connected to a connecting block (20); and the connecting block (20) is movably plugged into the other end surface of the circuit board body (6) via a fixing bolt (22).

2. A circuit board with a clamping mechanism according to claim 1, characterized in that: A limit slot (7) is provided on one side of the circuit board body (6); the limit rod (4) is connected to the inner wall of the limit plate (5); and the limit plate (5) is movably engaged with the inner wall of the limit slot (7).

3. A circuit board with a clamping mechanism according to claim 1, characterized in that: The clamping assembly comprises: a locking screw (12) threadedly connected to the limiting plate (5), and A positioning pressing plate (9) movably connected to the bottom end of the locking screw (12); The top of the positioning plate (9) is connected to a positioning block (11), and the bottom end of the locking screw (12) is rotatably connected to the inner wall of the positioning block (11).

4. A circuit board with a clamping mechanism according to claim 3, characterized in that: Limiting guide rods (10) are arranged on both sides of the positioning block (11), the bottom ends of the limiting guide rods (10) are connected to the surface of the positioning pressure plate (9), and the surface of the limiting guide rods (10) is slidably connected to the limiting plate (5).

5. A circuit board with a clamping mechanism according to claim 1, characterized in that: The clamping adjustment mechanism comprises: a limiting plate (15) connected to one end of the extension screw (14), and an adjusting block (16) connected to the surface of the extension screw (14); The mounting block (1) is provided with a mounting groove (13) inside, the surface of the extension screw rod (14) is threadedly connected to the two ends of the mounting block (1), the mounting groove (13) is provided with an anti-loosening spring (17), and the anti-loosening spring (17) is sleeved on the surface of the extension screw rod (14).

6. A circuit board with a clamping mechanism according to claim 1, characterized in that: The end of the connecting rod (18) is connected to a positioning shaft (19), the end of the connecting block (20) is connected to a connecting plate (21), the connecting plate (21) is movably connected to the surface of the connecting rod (18), and the surface of the connecting block (20) is threadedly mounted with a fixing bolt (22).

7. A circuit board with a clamping mechanism according to claim 6, characterized in that: The surface of the fixing bolt (22) is sleeved with a compression spring (23) and a locking gasket (24); the bottom of the compression spring (23) is connected to the top of the locking gasket (24); a positioning hole (8) is opened on the surface of the circuit board body (6); and the fixing bolt (22) is movably inserted into the inner wall of the positioning hole (8).

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