Leakage protection device of constant current power supply

Abstract

The utility model relates to the technical field of constant-current power supplies, and discloses a leakage protection device of a constant-current power supply, which comprises a constant-current power supply shell, the top of the constant-current power supply shell is fixedly connected with a mounting block, the left side and the right side in the mounting block are respectively provided with a sliding groove I, and the left side and the right side in the mounting block are respectively provided with a sliding groove II. A second sliding groove is formed in the front side of the interior of the mounting block, sleeves are fixedly connected to the left side and the right side of the interior of the mounting block correspondingly, sliding sleeves are slidably connected to the exteriors of the two sleeves correspondingly, springs are arranged in the two sliding sleeves correspondingly, and limiting assemblies are arranged in the two sleeves correspondingly. The close sides of the two sliding sleeves are fixedly connected with sliding blocks. According to the utility model, the protector of the constant-current power supply can be quickly dismounted without the aid of tools for auxiliary mounting and dismounting, so that the loss of manpower and material resources can be greatly reduced, and the maintenance efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of constant current power supply, in particular to a leakage protection device of a constant current power supply. Background Art

[0002] A constant current power supply is a power supply device whose main function is to provide electrical energy to the connected load while keeping the output current constant. This means that no matter how the resistance of the load changes, the power supply will adjust its output voltage to maintain a stable current output. This is different from a normal voltage-stabilized power supply, whose main task is to keep the output voltage constant.

[0003] However, when some existing constant current protectors need to be repaired, maintenance personnel are usually required to install and disassemble the protectors. Most of them are fixed with bolts and nuts, and tools are needed to assist in the installation and disassembly process. This not only leads to low installation and disassembly efficiency, but also greatly reduces the maintenance efficiency. Therefore, in view of the above shortcomings, a leakage protection device for a constant current power supply is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a leakage protection device for a constant current power supply, aiming to improve the problem that the protectors of some constant current power supplies in the prior art are not convenient for quick installation and disassembly.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A leakage protection device for a constant current power supply comprises a constant current power supply housing, a mounting block is fixedly connected to the top of the constant current power supply housing, a sliding groove 1 is provided on both left and right sides of the interior of the mounting block, a sliding groove is provided on both left and right sides of the interior of the mounting block, a sliding groove 2 is provided on the inner front side of the mounting block, sleeves are fixedly connected to the left and right sides of the interior of the mounting block, sliding sleeves are slidably connected to the outsides of the two sleeves, springs are provided inside the two sliding sleeves, limiting components are provided inside the two sleeves, sliding blocks are fixedly connected to the adjacent sides of the two sliding sleeves, clamping blocks are fixedly connected to the adjacent sides of the two sliding blocks, sliding plates are fixedly connected to the front sides of the two sliding plates, fixed blocks are fixedly connected to the front sides of the two sliding plates, rotating rods are rotatably connected to the adjacent sides of the two fixed blocks, and driving components are provided on the front sides of the two rotating rods.

[0007] Furthermore, the two limiting assemblies each include a limiting ring, the exteriors of the two limiting rings are slidably connected to the interiors of the sliding sleeves, and the interiors of the two sliding sleeves are provided with limiting grooves.

[0008] Furthermore, the driving assembly comprises a connecting plate, the left and right sides of the connecting plate are rotatably connected to the front sides of the two rotating rods respectively, and the front side of the connecting plate is fixedly connected to a pressing frame.

[0009] Furthermore, a plurality of ventilation holes are provided on the outside of the constant current power supply housing, a plurality of joints are fixedly connected to the right side of the outside of the constant current power supply housing, a card plate is provided inside the mounting block, and a protector housing is fixedly connected to the top of the card plate.

[0010] Furthermore, the outside of the sliding block is slidably connected to the inside of the sliding groove 1, and the outside of the sliding plate is slidably connected to the inside of the sliding groove.

[0011] Furthermore, the outside of the connecting plate is slidably connected to the inside of the second sliding groove, and the outside of the pressing frame is slidably connected to the inside of the second sliding groove.

[0012] Furthermore, one end of the spring is fixedly connected to the inside of the sleeve, and the other end of the spring is fixedly connected to the inside of the sliding sleeve.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, through the coordinated use of structures such as the sleeve, sliding sleeve, spring, limit ring, limit groove, sliding block, card block, sliding plate, fixed block, rotating rod, connecting plate, etc., the protector of the constant current power supply can be quickly disassembled without the aid of tools for auxiliary installation and disassembly, thereby greatly reducing the loss of manpower and material resources and greatly improving the maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of a leakage protection device for a constant current power supply proposed by the utility model;

[0016] Figure 2 This is a cross-sectional view of the mounting block structure of a leakage protection device for a constant current power supply proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of a mounting block of a leakage protection device for a constant current power supply proposed by the utility model;

[0018] Figure 4 The utility model provides a schematic diagram of the internal structure of a sleeve of a leakage protection device for a constant current power supply.

[0019] Legend:

[0020] 1. Constant current power supply housing; 2. Mounting block; 3. Sliding groove 1; 4. Sliding groove; 5. Sliding groove 2; 6. Sleeve; 7. Sliding sleeve; 8. Spring; 9. Limiting ring; 10. Limiting groove; 11. Sliding block; 12. Clamping block; 13. Sliding plate; 14. Fixed block; 15. Rotating rod; 16. Connecting plate; 17. Pressing frame; 18. Ventilation hole; 19. Connector; 20. Clamping plate; 21. Protector housing. DETAILED DESCRIPTION

[0021] 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.

[0022] Reference Figure 1-3 The utility model provides an embodiment: a leakage protection device for a constant current power supply, comprising a constant current power supply housing 1, a mounting block 2 is fixedly connected to the top of the constant current power supply housing 1, a sliding groove 3 is provided on both the left and right sides of the interior of the mounting block 2, a sliding groove 4 is provided on both the left and right sides of the interior of the mounting block 2, a sliding groove 2 5 is provided on the front side of the interior of the mounting block 2, the sliding groove 1 3, the sliding groove 4 and the sliding groove 2 5 are designed here as sliding spaces, thereby realizing the protection of the constant current power supply, a sleeve 6 is fixedly connected to both the left and right sides of the interior of the mounting block 2, a sliding sleeve 7 is slidably connected to the outside of the two sleeves 6, and a spring is provided inside the two sliding sleeves 7 Spring 8, here it is designed that the displacement of the sliding sleeve 7 can be achieved by means of compression and rebound of the spring 8, the interior of the two sleeves 6 is provided with a limit assembly, the two limit assemblies include a limit ring 9, the exterior of the two limit rings 9 is slidably connected to the interior of the sliding sleeve 7, and the interior of the two sliding sleeves 7 is provided with a limit groove 10, and the limit ring 9 and the limit groove 10 are designed here to prevent the sliding sleeve 7 from slipping off to the outside of the sleeve 6, the adjacent sides of the two sliding sleeves 7 are fixedly connected with a sliding block 11, and the adjacent sides of the two sliding blocks 11 are fixedly connected with a clamping block 12, and here it is designed that the displacement of the clamping block 12 can be used to achieve rapid installation and disassembly of the leakage protector;

[0023] The front sides of the two sliding blocks 11 are fixedly connected to sliding plates 13, and the front sides of the two sliding plates 13 are fixedly connected to fixed blocks 14. It is designed here that the sliding blocks 11 and the card blocks 12 can be displaced by means of the displacement of the sliding plates 13 and the fixed blocks 14. The adjacent sides of the two fixed blocks 14 are rotatably connected to rotating rods 15. It is designed here that the sliding plates 13 can be displaced by means of the rotation of the rotating rods 15. A driving assembly is provided on the front sides of the two rotating rods 15. The driving assembly includes a connecting plate 16. The left and right sides of the connecting plate 16 are respectively rotatably connected to the front sides of the two rotating rods 15. A pressing frame 17 is fixedly connected to the front side of the connecting plate 16. It is designed here that the rotating rod 15 can be rotated by pressing the pressing frame 17, thereby driving the sliding plate 13 to be displaced.

[0024] Reference Figure 2-4 The exterior of the constant current power supply housing 1 is provided with a plurality of ventilation holes 18, which are designed here to dissipate the internal heat, thereby preventing the internal temperature from accumulating and rising. The exterior right side of the constant current power supply housing 1 is fixedly connected with a plurality of joints 19, the interior of the mounting block 2 is provided with a card plate 20, and the top of the card plate 20 is fixedly connected with a protector housing 21, which is designed here to protect the constant current power supply, and when leakage occurs, the power supply can be blocked in time, the exterior of the sliding block 11 is slidably connected to the interior of the sliding groove 3, and the sliding groove 3 is designed here to serve as a sliding of the sliding block 11. The sliding space is designed, the outer part of the sliding plate 13 is slidably connected to the inside of the sliding groove 4, and the sliding groove 4 is designed here as the sliding space of the sliding plate 13, the outer part of the connecting plate 16 is slidably connected to the inside of the sliding groove 25, and the outer part of the pressing frame 17 is slidably connected to the inside of the sliding groove 25. The sliding groove 25 is designed here as the sliding space between the connecting plate 16 and the pressing frame 17, one end of the spring 8 is fixedly connected to the inside of the sleeve 6, and the other end of the spring 8 is fixedly connected to the inside of the sliding sleeve 7. It is designed here that the position of the block 12 can be controlled by the compression and rebound of the spring 8, so as to realize the engagement of the card plate 20.

[0025] Working principle: when the protector shell 21 needs to be installed, the pressing frame 17 can be pressed internally, and the connecting plate 16 will be displaced, and the rotating rod 15 will be rotated with the displacement of the connecting plate 16, and the fixing block 14 will be pushed to slide inside the sliding groove 4 through the rotating rod 15, and the sliding plate 13 will be displaced, and the sliding block 11 can be displaced synchronously, and the sliding block 11 will slide inside the sliding groove 3, and the sliding sleeve 7 will be displaced and slide outside the sleeve 6, and the spring 8 will be compressed, and the card block 12 will be displaced, and the protector shell 21 can be placed inside the installation block 2, and the pressing frame 17 can be released to make the spring 8 rebound, and the card block 12 will be reset, and the card block 12 can be engaged with the inside of the card plate 20, and the installation of the protector shell 21 can be completed;

[0026] When the protector housing 21 needs to be disassembled, the pressing frame 17 only needs to be pressed again, and the rotating rod 15 can be rotated, thereby driving the fixed block 14, the sliding plate 13 and the clamping block 12 to move, so that the clamping block 12 can be separated from the interior of the clamping plate 20. At this time, the protector housing 21 can be taken out, and the disassembly of the protector housing 21 is completed.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A leakage protection device for a constant current power supply, comprising a constant current power supply housing (1), characterized in that: The top of the constant current power supply housing (1) is fixedly connected to a mounting block (2), the mounting block (2) is provided with a first sliding groove (3) on both left and right sides, the mounting block (2) is provided with a sliding groove (4) on both left and right sides, the mounting block (2) is provided with a second sliding groove (5) on the front side, the mounting block (2) is fixedly connected to both left and right sides, the two sleeves (6) are slidably connected to the outside with sliding sleeves (7), the two sliding sleeves (7) are provided with springs (8) inside, and the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sliding sleeves (7) are provided with springs (8) inside, and the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sleeves (6) are fixedly connected to the outside with sliding sleeves (7), the two sleeves (6) are fixedly connected to the inside ... A limiting assembly is arranged inside the cylinder (6); a sliding block (11) is fixedly connected to the adjacent side of the two sliding sleeves (7); a clamping block (12) is fixedly connected to the adjacent side of the two sliding blocks (11); a sliding plate (13) is fixedly connected to the front side of the two sliding blocks (11); a fixed block (14) is fixedly connected to the front side of the two sliding plates (13); a rotating rod (15) is rotatably connected to the adjacent side of the two fixed blocks (14); and a driving assembly is arranged on the front side of the two rotating rods (15).

2. The leakage protection device of a constant current power supply according to claim 1, characterized in that: The two limiting assemblies each comprise a limiting ring (9), the exteriors of the two limiting rings (9) are slidably connected to the interiors of the sliding sleeves (7), and the interiors of the two sliding sleeves (7) are each provided with a limiting groove (10).

3. The leakage protection device of a constant current power supply according to claim 1, characterized in that: The driving assembly comprises a connecting plate (16), the left and right sides of which are rotatably connected to the front sides of the two rotating rods (15), respectively, and the front side of the connecting plate (16) is fixedly connected to a pressing frame (17).

4. The leakage protection device of a constant current power supply according to claim 1, characterized in that: The exterior of the constant current power supply housing (1) is provided with a plurality of ventilation holes (18); the exterior right side of the constant current power supply housing (1) is fixedly connected with a plurality of joints (19); a card plate (20) is provided inside the mounting block (2); and a protector housing (21) is fixedly connected to the top of the card plate (20).

5. The leakage protection device of a constant current power supply according to claim 1, characterized in that: The outside of the sliding block (11) is slidably connected to the inside of the sliding groove (3), and the outside of the sliding plate (13) is slidably connected to the inside of the sliding groove (4).

6. The leakage protection device of a constant current power supply according to claim 3, characterized in that: The outside of the connecting plate (16) is slidably connected to the inside of the second sliding groove (5), and the outside of the pressing frame (17) is slidably connected to the inside of the second sliding groove (5).

7. The leakage protection device of a constant current power supply according to claim 1, characterized in that: One end of the spring (8) is fixedly connected to the inside of the sleeve (6), and the other end of the spring (8) is fixedly connected to the inside of the sliding sleeve (7).

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