Circuit board insulation protection device

Abstract

The utility model relates to the technical field of circuit board equipment, in particular to a circuit board insulation protection device which comprises a protection shell and a protection cover, positioning plates, hinged supports and clamping columns are arranged on the two sides of the protection shell, insulation columns and limiting rods are arranged on the periphery of the protection shell, the protection cover is connected with a clamping plate and a mounting plate, a fixing cylinder is arranged on one side of the clamping plate, and the fixing cylinder is arranged on the other side of the clamping plate. A movable column and an insulating rubber ring are arranged at one end of the fixed cylinder; the beneficial effects are that a protective cover is covered, so that a limiting rod passes through an insulating rubber ring and is inserted into a limiting groove, then the protective cover is pressed, so that a clamping plate extrudes a telescopic spring, the stability of a circuit board is ensured, shaking is avoided, then a clamping column is rotated, and the outer wall of the clamping column is clamped with a positioning groove and a clamping groove; and finally, the nut is rotated to fix the clamping column, so that the circuit board is protected, the circuit board is convenient to mount and dismount, and the insulation effect of the circuit board is improved through an insulation column and an insulation rubber ring.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board equipment, in particular to an insulation protection device for a circuit board. Background Art

[0002] Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. With the rapid development of the electronics industry, most electronic products require the use of circuit boards to connect electronic components. Therefore, circuit boards with protective structures are needed to play a protective role in order to increase the service life of the circuit boards.

[0003] However, the existing circuit boards are inconvenient to install and disassemble. At the same time, the battery circuit board is prone to shaking, and the installation is not stable enough, which reduces practicality. In addition, the circuit board is usually attached to the mounting seat, resulting in poor insulation effect, which affects the later use of the circuit board, cannot meet the needs of users, and shortens the service life of the circuit board. Utility Model Content

[0004] The purpose of the utility model is to provide a circuit board insulation protection device to solve the problems mentioned in the above background technology that the existing circuit boards are inconvenient to install and disassemble, the battery circuit board is prone to shaking, the installation is not stable enough, which reduces the practicality, and the circuit board is usually attached to the mounting seat, so the insulation effect is poor, which affects the later use of the circuit board, cannot meet the needs of users, and shortens the service life of the circuit board.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board insulation protection device, comprising:

[0006] A protective shell, wherein positioning plates, hinge seats and clamping columns are provided on both symmetrical sides of the protective shell, a nut is threadedly connected to one end of the clamping column, insulating columns and limiting rods are provided at the corners around the inside of the protective shell, and a circuit board is provided inside the protective shell;

[0007] A protective cover is connected to the protective shell. A clamping plate is provided on one side of the protective cover. Fixed tubes are provided at the four corners of one side of the clamping plate. A telescopic spring and a movable rod are provided inside each of the fixed tubes. A movable column and an insulating rubber ring are provided at one end of the movable rod. Mounting plates are provided at both symmetrical ends of the protective cover.

[0008] Preferably, fixing feet are fixedly connected at the four corners of the bottom side wall of the protective shell, a plurality of evenly distributed heat dissipation holes are opened on the bottom side wall of the protective shell, and a plurality of wiring holes are opened on one side side wall of the protective shell.

[0009] Preferably, the insulating column and the limiting rod are both cylindrical, one end of the insulating column is fixedly connected to the inner wall of the protective shell, and the other end of the insulating column is fixedly connected to the limiting rod.

[0010] Preferably, the positioning plate and the hinge seat are both fixedly connected to the side wall of the protective shell, the hinge seat is rotatably connected to the end of the clamping column away from the nut, and a clamping groove adapted to the clamping column is provided on the side wall at one end of the positioning plate.

[0011] Preferably, mounting holes are provided on the side walls at the four corners of the circuit board, and the inner diameter of the mounting holes is larger than the outer diameter of the limiting rod.

[0012] Preferably, the mounting plate is L-shaped, one end of the mounting plate is fixedly connected to the protective cover, an arc-shaped positioning groove engaging with the clamping column is provided on the side wall of one side of the mounting plate, and a plurality of evenly distributed heat sinks are provided on the side wall of the protective cover away from the clamping plate.

[0013] Preferably, one end of the telescopic spring is fixedly connected to the side wall of the clamping plate inside the fixed cylinder, and the other end of the telescopic spring is fixedly connected to the movable rod, and the movable rod is in a "T" shape.

[0014] Preferably, one end of the movable rod away from the telescopic spring passes through the side wall of the fixed cylinder and is fixedly connected to the side wall of the movable column, and a limiting groove is provided in the middle of the side wall at the other end of the movable column.

[0015] Preferably, the movable column is fixedly connected to an insulating rubber ring on a side wall at an opening of the limiting groove, and the inner diameters of the limiting groove and the insulating rubber ring are both larger than the outer diameter of the limiting rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The circuit board is sleeved on the outer wall of the limit rod through the mounting hole, and then the protective cover is covered so that the limit rod passes through the insulating rubber ring and is inserted into the limit groove, and the depth of the limit groove is greater than the length of the limit rod on one side of the circuit board. Then, the protective cover is pressed to make the card plate squeeze and contract the telescopic spring to ensure the stability of the circuit board and avoid shaking, and the card plate is clamped with the protective shell port, and then the card column is rotated to make the outer wall of the card column engage with the positioning groove and the card slot, and finally the nut is rotated to fix the card column on the side wall of the positioning plate, so as to complete the protection of the circuit board and facilitate the installation and disassembly of the circuit board. The insulating column and the insulating rubber ring are used to prevent the circuit board from direct contact with the protective shell and the protective cover, thereby improving the insulation effect of the circuit board, and the heat sink and the heat dissipation holes are used to efficiently dissipate the heat of the circuit board inside the protective shell to ensure the service life of the components. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 For this utility model Figure 1 A schematic diagram of the structure enlargement at the center A;

[0020] Figure 3 This is a schematic diagram of the internal structure of the practical protective shell;

[0021] Figure 4 This is a partial structural sectional view of the protective cover of the utility model;

[0022] Figure 5 For this utility model Figure 4 A magnified schematic diagram of the structure at point B in the middle.

[0023] In the figure: 1. Protective shell; 2. Protective cover; 3. Heat sink; 4. Fixed foot; 5. Mounting plate; 6. Positioning plate; 7. Nut; 8. Card slot; 9. Card column; 10. Hinge seat; 11. Positioning slot; 12. Insulating column; 13. Limit rod; 14. Mounting hole; 15. Circuit board; 16. Heat dissipation hole; 17. Cable arrangement hole; 18. Card plate; 19. Insulating rubber ring; 20. Movable column; 21. Movable rod; 22. Telescopic spring; 23. Fixed cylinder; 24. Limit slot. DETAILED DESCRIPTION

[0024] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0025] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0028] Embodiment 1

[0029] See also Figures 1 to 5 The utility model provides a technical solution: a circuit board insulation protection device, comprising:

[0030] A protective shell 1, wherein positioning plates 6, hinge seats 10 and clamping columns 9 are symmetrically arranged on both sides of the protective shell 1, one end of the clamping column 9 is threadedly connected with a nut 7, insulating columns 12 and limiting rods 13 are arranged at the corners around the inside of the protective shell 1, and a circuit board 15 is arranged inside the protective shell 1; the four corners of the bottom side wall of the protective shell 1 are fixedly connected with fixing feet 4, a plurality of evenly distributed heat dissipation holes 16 are opened on the bottom side wall of the protective shell 1, and a plurality of wiring holes 17 are opened on one side of the side wall of the protective shell 1; an insulating The column 12 and the limiting rod 13 are both cylindrical, one end of the insulating column 12 is fixedly connected to the inner wall of the protective shell 1, and the other end of the insulating column 12 is fixedly connected to the limiting rod 13; the positioning plate 6 and the hinge seat 10 are both fixedly connected to the side wall of the protective shell 1, the hinge seat 10 is rotatably connected to the end of the clamping column 9 away from the nut 7, and a clamping groove 8 adapted to the clamping column 9 is provided on the side wall of one end of the positioning plate 6; the side walls at the corners of the circuit board 15 are provided with mounting holes 14, and the inner diameter of the mounting hole 14 is larger than the outer diameter of the limiting rod 13;

[0031] Connect the card plate 18 to the port of the protective shell 1, then rotate the card column 9 so that the outer wall of the card column 9 is engaged with the positioning groove 11 and the card groove 8, and finally rotate the nut 7 to fix the card column 9 on the side wall of the positioning plate 6, so as to complete the protection of the circuit board 15 and facilitate the installation and removal of the circuit board 15.

[0032] Embodiment 2

[0033] On the basis of the first embodiment, a protective cover 2 is also included, which is connected to the protective shell 1. A card plate 18 is provided on one side of the protective cover 2. Fixed cylinders 23 are provided at four corners of one side of the card plate 18. A telescopic spring 22 and a movable rod 21 are provided inside each fixed cylinder 23. A movable column 20 and an insulating rubber ring 19 are provided at one end of the movable rod 21. The protective cover 2 is symmetrically provided with mounting plates 5 at both ends; the mounting plate 5 is "L"-shaped, one end of the mounting plate 5 is fixedly connected to the protective cover 2, and an arc-shaped positioning groove 11 engaged with the card column 9 is provided on the side wall of one side of the mounting plate 5. The end of the protective cover 2 away from the card plate 18 The side wall is provided with a plurality of evenly distributed heat sinks 3; one end of the telescopic spring 22 is fixedly connected to the side wall of the clamping plate 18 inside the fixed cylinder 23, and the other end of the telescopic spring 22 is fixedly connected to the movable rod 21, and the movable rod 21 is in a "T" shape; one end of the movable rod 21 away from the telescopic spring 22 passes through the side wall of the fixed cylinder 23 and is fixedly connected to the side wall of the movable column 20, and a limiting groove 24 is provided in the middle of the side wall of the other end of the movable column 20; the movable column 20 is fixedly connected to the insulating rubber ring 19 on the side wall at the opening of the limiting groove 24, and the inner diameters of the limiting groove 24 and the insulating rubber ring 19 are both larger than the outer diameter of the limiting rod 13;

[0034] The circuit board 15 is sleeved on the outer wall of the limit rod 13 through the mounting hole 14, and the circuit board 15 is placed on the upper end of the insulating column 12, and then the protective cover 2 is covered so that the limit rod 13 passes through the insulating rubber ring 19 and is inserted into the limit groove 24, and the depth of the limit groove 24 is greater than the length of the limit rod 13 on one side of the circuit board 15. Then, the protective cover 2 is pressed so that the clamping plate 18 squeezes and contracts the telescopic spring 22 to ensure the stability of the circuit board 15 and prevent it from shaking. The insulating column 12 and the insulating rubber ring 19 are used to prevent the circuit board 15 from directly contacting the protective shell 1 and the protective cover 2, thereby improving the insulation effect of the circuit board 15, and the heat sink 3 and the heat dissipation hole 16 are used to efficiently dissipate the heat of the circuit board 15 inside the protective shell 1 to ensure the service life of the component.

[0035] In actual use, the circuit board 15 is sleeved on the outer wall of the limiting rod 13 through the mounting hole 14, and the circuit board 15 is placed on the upper end of the insulating column 12, and then the protective cover 2 is covered, so that the limiting rod 13 passes through the insulating rubber ring 19 and is inserted into the limiting groove 24, and the depth of the limiting groove 24 is greater than the length of the limiting rod 13 on one side of the circuit board 15, and then the protective cover 2 is pressed to make the card plate 18 squeeze and contract the telescopic spring 22 to ensure the stability of the circuit board 15 and prevent shaking, and the card plate 18 is clamped with the port of the protective shell 1, and then Rotate the clamping column 9 and make the outer wall of the clamping column 9 engage with the positioning groove 11 and the clamping groove 8, and finally rotate the nut 7 to fix the clamping column 9 on the side wall of the positioning plate 6, so as to complete the protection of the circuit board 15, facilitate the installation and removal of the circuit board 15, and avoid direct contact between the circuit board 15 and the protective shell 1 and the protective cover 2 through the insulating column 12 and the insulating rubber ring 19, thereby improving the insulation effect of the circuit board 15, and efficiently dissipate the heat of the circuit board 15 inside the protective shell 1 through the heat sink 3 and the heat dissipation hole 16 to ensure the service life of the component.

[0036] 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 insulation protection device, characterized in that: include: A protective shell (1), wherein positioning plates (6), hinge seats (10) and clamping columns (9) are provided on symmetrical sides of the protective shell (1), one end of the clamping column (9) is threadedly connected to a nut (7), insulating columns (12) and limiting rods (13) are provided at the corners of the inner periphery of the protective shell (1), and a circuit board (15) is provided inside the protective shell (1); A protective cover (2) is connected to the protective shell (1), a clamping plate (18) is provided on one side of the protective cover (2), fixing cylinders (23) are provided at four corners of one side of the clamping plate (18), a telescopic spring (22) and a movable rod (21) are provided inside each of the fixing cylinders (23), a movable column (20) and an insulating rubber ring (19) are provided at one end of the movable rod (21), and mounting plates (5) are provided at both symmetrical ends of the protective cover (2).

2. A circuit board insulation protection device according to claim 1, characterized in that: The four corners of the bottom side wall of the protective shell (1) are fixedly connected with fixing feet (4), the bottom side wall of the protective shell (1) is provided with a plurality of evenly distributed heat dissipation holes (16), and one side wall of the protective shell (1) is provided with a plurality of wiring holes (17).

3. A circuit board insulation protection device according to claim 1, characterized in that: The insulating column (12) and the limiting rod (13) are both cylindrical; one end of the insulating column (12) is fixedly connected to the inner wall of the protective shell (1), and the other end of the insulating column (12) is fixedly connected to the limiting rod (13).

4. A circuit board insulation protection device according to claim 3, characterized in that: The positioning plate (6) and the hinge seat (10) are both fixedly connected to the side wall of the protective shell (1); the hinge seat (10) is rotatably connected to an end of the clamping column (9) away from the nut (7); and a clamping groove (8) adapted to the clamping column (9) is provided on the side wall at one end of the positioning plate (6).

5. The circuit board insulation protection device according to claim 1, characterized in that: Mounting holes (14) are provided on the side walls at the corners of the circuit board (15), and the inner diameter of the mounting hole (14) is greater than the outer diameter of the limiting rod (13).

6. A circuit board insulation protection device according to claim 4, characterized in that: The mounting plate (5) is L-shaped, one end of the mounting plate (5) is fixedly connected to the protective cover (2), an arc-shaped positioning groove (11) engaging with the clamping column (9) is provided on a side wall of one side of the mounting plate (5), and a plurality of evenly distributed heat sinks (3) are provided on the side wall of one end of the protective cover (2) away from the clamping plate (18).

7. A circuit board insulation protection device according to claim 1, characterized in that: One end of the telescopic spring (22) is fixedly connected to the side wall of the clamping plate (18) inside the fixed cylinder (23), and the other end of the telescopic spring (22) is fixedly connected to the movable rod (21), and the movable rod (21) is in a "T" shape.

8. A circuit board insulation protection device according to claim 7, characterized in that: One end of the movable rod (21) away from the telescopic spring (22) passes through the side wall of the fixed cylinder (23) and is fixedly connected to the side wall of the movable column (20), and a limiting groove (24) is provided in the middle of the side wall at the other end of the movable column (20).

9. A circuit board insulation protection device according to claim 8, characterized in that: The movable column (20) is fixedly connected to the insulating rubber ring (19) on the side wall at the opening of the limiting groove (24), and the inner diameters of the limiting groove (24) and the insulating rubber ring (19) are both larger than the outer diameter of the limiting rod (13).

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