Lithium battery protection board with insulation protection function

Abstract

The utility model relates to the technical field of lithium battery protection plates, in particular to a lithium battery protection plate with an insulation protection function, which comprises a circuit board and a clamping device, a data line is mounted on the surface of the circuit board, the clamping device is arranged on the surface of the circuit board, the clamping device comprises two rectangular blocks, the rectangular blocks are fixedly connected with the circuit board, and the rectangular blocks are arranged on the circuit board. The two rectangular blocks are arranged in a mirror symmetry mode, sliding holes are formed in the surfaces of the rectangular blocks, clamping plates are connected to the inner walls of the sliding holes in the surfaces of the rectangular blocks in a sliding mode, connecting blocks are fixedly connected to one sides of the clamping plates, pressing grooves are formed in the surfaces of the connecting blocks, gaskets are fixedly connected to the surface of the circuit board, and threaded rods are rotationally connected to the surfaces of the gaskets. And by arranging the clamping device, the data line can be conveniently clamped, the situation that a welding spot is loosened and falls off due to shaking of the data line is reduced, the stability of the equipment is improved, and the failure rate of the equipment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery protection boards, in particular to a lithium battery protection board with an insulation protection function. Background Art

[0002] A lithium battery is a type of battery with lithium metal or lithium alloy as the positive / negative electrode material and using a non-aqueous electrolyte solution. With the development of science and technology, lithium batteries have become mainstream. A battery protection board, as the name implies, is mainly an integrated circuit board for protecting rechargeable batteries. Due to the materials of lithium batteries themselves, they cannot be overcharged, over-discharged, over-current, short-circuited, or charged and discharged at ultra-high temperatures. Therefore, a protection board is needed to assist the lithium battery in working.

[0003] The inventor found in daily work that during use, the data line of the circuit board is welded to the circuit board. During use, the solder joints are prone to shaking and falling off, resulting in the problem of equipment short-circuit. In order to solve the problem of loose solder joints of the data line causing poor contact of equipment short-circuit, the existing technology is to replace the circuit board or re-weld for treatment, but the situation of consuming a large amount of time occurs, increasing the operation difficulty of the equipment, and then leading to the problem that the equipment is prone to failure. Content of the Utility Model

[0004] The purpose of the utility model is to solve the shortcoming in the existing technology that the solder joints of the data line are loose, resulting in poor contact of equipment short-circuit, and to propose a lithium battery protection board with an insulation protection function.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: A lithium battery protection board with an insulation protection function includes a circuit board and a clamping device. A data line is installed on the surface of the circuit board. The clamping device is arranged on the surface of the circuit board. The clamping device includes a rectangular block. The rectangular block is fixedly connected to the circuit board. There are two rectangular blocks, and the two rectangular blocks are arranged symmetrically in a mirror image. A sliding hole is opened on the surface of the rectangular block. A clamping plate is slidably connected to the inner wall of the sliding hole on the surface of the rectangular block. A connecting block is fixedly connected to one side of the clamping plate. A pressing groove is opened on the surface of the connecting block. By setting the clamping device, it is convenient to clamp the data line, reducing the situation that the data line shakes and causes the solder joints to loosen and fall off, increasing the stability of the equipment, and reducing the failure rate of the equipment.

[0006] Preferably, a gasket is fixedly connected to the surface of the circuit board. A threaded rod is rotatably connected to the surface of the gasket. By setting the threaded rod, during use, rotating the threaded rod drives the connecting block to move, assisting the connecting block to clamp, and increasing the usability of the equipment.

[0007] Preferably, threaded holes are formed on the surface of the connecting block, and the threaded rod is threadedly connected to the threaded holes on the surface of the connecting block. By providing the connecting block, during use, the connecting block clamps the data cable, facilitating the reduction of the situation where the solder joints shake due to the shaking of the data cable, and increasing the usability of the device.

[0008] Preferably, a round block is fixedly connected to the surface of the threaded rod. There are two clamping plates, and the two clamping plates are arranged in mirror symmetry. By providing the clamping plates, during use, the clamping plates assist the connecting block to move, increasing the usability of the device and reducing the operation difficulty of the device.

[0009] Preferably, a protection device is provided on one side of the circuit board close to the data cable. The protection device includes a fixed block, a lead screw fixedly connected to the surface of the fixed block, a nut threadedly connected to the surface of the lead screw, and a baffle provided on the surface of the circuit board. By providing the protection device, the situation where the solder joints are touched by other objects is reduced, the safety of the device is increased, the failure rate of the device is reduced, and the service life of the device is facilitated to be increased.

[0010] Preferably, a support rod is fixedly connected to one side of the baffle. A hole three is formed on the surface of the support rod, and the lead screw is inserted into the hole three on the surface of the support rod. By providing the baffle, during use, the baffle protects the solder joints, increasing the safety of the device and reducing the operation difficulty of the device.

[0011] Preferably, there are two support rods, and the two support rods are arranged in mirror symmetry. By providing the support rods, during use, the support rods cooperate with the lead screw to position the baffle, increasing the stability of the device and reducing the operation difficulty of the device.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0013] 1. In the present utility model, by providing the clamping device and the protection device, during use, rotate the threaded rod. While the threaded rod rotates, it squeezes the connecting block to abut against the data cable, clamping out the data cable. At this time, the shaking of the data cable does not affect the solder joints. Reverse the threaded rod to release the clamping. By providing the clamping device, it is convenient to clamp the data cable, reducing the situation where the solder joints become loose and fall due to the shaking of the data cable, increasing the stability of the device, reducing the failure rate of the device. By providing the protection device, place the baffle on the lead screw. At this time, the support rod is inserted into the lead screw. Rotate the nut, and the nut fixes the support rod and the lead screw. The baffle protects the solder joints, reducing the situation where the solder joints are touched by other objects, increasing the safety of the device, reducing the failure rate of the device, and facilitating the increase of the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structural schematic diagram of a lithium battery protection board with an insulation protection function proposed by the present utility model;

[0015] Figure 2 The side view structural schematic diagram of a lithium battery protection board with an insulation protection function is proposed for the present utility model;

[0016] Figure 3 The structural schematic diagram of a clamping device of a lithium battery protection board with an insulation protection function is proposed for the present utility model;

[0017] Figure 4 The structural schematic diagram of a protection device of a lithium battery protection board with an insulation protection function is proposed for the present utility model;

[0018] Figure 5 The Figure 4 magnified structural schematic diagram of part A of a lithium battery protection board with an insulation protection function is proposed for the present utility model.

[0019] Legend: 1. Circuit board; 2. Data line; 3. Clamping device; 31. Connecting block; 32. Rectangular block; 33. Clamping plate; 34. Round block; 35. Threaded rod; 36. Spacer; 4. Protection device; 41. Baffle; 42. Support rod; 43. Lead screw; 44. Fixed block; 45. Nut. Specific implementation manners

[0020] Please refer to Figures 1-5 , the present utility model provides a technical solution: a lithium battery protection board with an insulation protection function, including a circuit board 1 and a clamping device 3. A data line 2 is installed on the surface of the circuit board 1, and the clamping device 3 is arranged on the surface of the circuit board 1.

[0021] Next, the specific settings and functions of its clamping device 3 and protection device 4 will be specifically described.

[0022] In this embodiment: The clamping device 3 includes a rectangular block 32. The rectangular block 32 is fixedly connected to the circuit board 1. There are two rectangular blocks 32, and the two rectangular blocks 32 are arranged in mirror symmetry. A sliding hole is opened on the surface of the rectangular block 32. The inner wall of the sliding hole on the surface of the rectangular block 32 is slidably connected with a clamping plate 33. One side of the clamping plate 33 is fixedly connected with a connecting block 31. A pressing groove is opened on the surface of the connecting block 31. By providing the clamping device 3, the data line 2 can be clamped conveniently, reducing the situation that the solder joints become loose and fall off due to the shaking of the data line 2, increasing the stability of the device, and reducing the failure rate of the device.

[0023] Specifically, a spacer 36 is fixedly connected to the surface of the circuit board 1. A threaded rod 35 is rotatably connected to the surface of the spacer 36. By providing the threaded rod 35, during use, rotating the threaded rod 35 drives the connecting block 31 to move, assisting the connecting block 31 to clamp, and increasing the usability of the device.

[0024] Specifically, threaded holes are provided on the surface of the connecting block 31, and the threaded rod 35 is threadedly connected to the threaded holes on the surface of the connecting block 31.

[0025] In this embodiment: By providing the connecting block 31, during use, the connecting block 31 clamps the data cable 2, which helps to reduce the situation where the solder joints shake due to the shaking of the data cable 2, and increases the usability of the device.

[0026] Specifically, a round block 34 is fixedly connected to the surface of the threaded rod 35. There are two clamping plates 33, and the two clamping plates 33 are arranged in mirror symmetry. By providing the clamping plates 33, during use, the clamping plates 33 assist the connecting block 31 to move, increasing the usability of the device and reducing the operation difficulty of the device.

[0027] Specifically, a protective device 4 is provided on one side of the circuit board 1 close to the data cable 2. The protective device 4 includes a fixed block 44. A lead screw 43 is fixedly connected to the surface of the fixed block 44. A nut 45 is threadedly connected to the surface of the lead screw 43. A baffle 41 is provided on the surface of the circuit board 1.

[0028] In this embodiment: By providing the protective device 4, the situation where the solder joints are touched by other objects is reduced, the safety of the device is increased, the failure rate of the device is reduced, and it is convenient to increase the service life of the device.

[0029] Specifically, a support rod 42 is fixedly connected to one side of the baffle 41. A hole three is provided on the surface of the support rod 42. The lead screw 43 is inserted into the hole three on the surface of the support rod 42. By providing the baffle 41, during use, the baffle 41 protects the solder joints, increasing the safety of the device and reducing the operation difficulty of the device.

[0030] Specifically, there are two support rods 42, and the two support rods 42 are arranged in mirror symmetry.

[0031] In this embodiment: By providing the support rod 42, during use, the support rod 42 cooperates with the lead screw 43 to position the baffle 41, increasing the stability of the device and reducing the operation difficulty of the device.

[0032] Working principle: By setting the clamping device 3 and the protection device 4, during use, rotate the threaded rod 35. While the threaded rod 35 rotates, it squeezes the connecting block 31 to abut against the data cable 2, clamping out the data cable 2. At this time, the shaking of the data cable 2 does not affect the solder joints. Reverse the threaded rod 35 to release the clamping. By setting the clamping device 3, it is convenient to clamp the data cable 2, reducing the situation where the solder joints become loose and fall off due to the shaking of the data cable 2, increasing the stability of the device, reducing the failure rate of the device. By setting the protection device 4, place the baffle 41 on the lead screw 43. At this time, the support rod 42 is inserted into the lead screw 43. Rotate the nut 45, and the nut 45 fixes the support rod 42 and the lead screw 43. The baffle 41 protects the solder joints, reducing the situation where the solder joints are touched by other objects, increasing the safety of the device, reducing the failure rate of the device, and facilitating the increase of the service life of the device.

Claims

1. A lithium battery protection board with an insulation protection function, comprising a circuit board (1) and a clamping device (3), characterized in that: The data line (2) is surface-mounted on the circuit board (1), and the clamping device (3) is arranged on the surface of the circuit board (1). The clamping device (3) includes a rectangular block (32), and the rectangular block (32) is fixedly connected to the circuit board (1). There are two rectangular blocks (32), and the two rectangular blocks (32) are arranged in mirror symmetry. A sliding hole is formed on the surface of the rectangular block (32), and a clamping plate (33) is slidably connected to the inner wall of the sliding hole on the surface of the rectangular block (32). One side of the clamping plate (33) is fixedly connected to a connecting block (31), and a pressing groove is formed on the surface of the connecting block (31).

2. The lithium battery protection board with an insulation protection function according to claim 1, wherein: A gasket (36) is fixedly connected to the surface of the circuit board (1), and a threaded rod (35) is rotatably connected to the surface of the gasket (36).

3. The lithium battery protection board with an insulation protection function according to claim 2, characterized in that: A threaded hole is formed on the surface of the connecting block (31), and the threaded rod (35) is threadedly connected to the threaded hole on the surface of the connecting block (31).

4. The lithium battery protection board with an insulation protection function according to claim 2, wherein: A round block (34) is fixedly connected to the surface of the threaded rod (35). There are two clamping plates (33), and the two clamping plates (33) are arranged in mirror symmetry.

5. The lithium battery protection board with an insulation protection function according to claim 1, characterized in that: A protection device (4) is arranged on one side of the circuit board (1) close to the data line (2). The protection device (4) includes a fixed block (44), a lead screw (43) is fixedly connected to the surface of the fixed block (44), a nut (45) is threadedly connected to the surface of the lead screw (43), and a baffle (41) is arranged on the surface of the circuit board (1).

6. The lithium battery protection board with an insulation protection function according to claim 5, characterized in that: One side of the baffle (41) is fixedly connected to a support rod (42), and a hole three is formed on the surface of the support rod (42). The lead screw (43) is inserted into the hole three on the surface of the support rod (42).

7. The lithium battery protection board with an insulation protection function according to claim 6, characterized in that: There are two support rods (42), and the two support rods (42) are arranged in mirror symmetry.

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