Novel high-voltage cable comprehensive grounding box

Abstract

The utility model belongs to the technical field of grounding boxes, and discloses a novel high-voltage cable comprehensive grounding box, which comprises a grounding box, a cavity is arranged in the grounding box, guide rails are arranged on the inner walls of the two sides of the cavity, a plurality of rollers are arranged in the two guide rails in a sliding manner, a sliding block is arranged in the cavity in a sliding manner, and the sliding block is connected with the cavity. The plurality of rollers are rotatably installed on the two sides of the sliding block, through the arrangement of the guide rails and the rollers, the sliding block can conveniently drive the connecting terminals on the insulating plate to slide out of the cavity of the grounding box along the guide rails, so that the purpose of facilitating maintenance by workers is achieved, and during daily use, the working efficiency is improved. A sliding block is limited by closing a box door, and a threaded rod, an abutting block and a rotating block are matched with each other, so that after a cable penetrates through a connecting pipe to be connected with a connecting terminal, the rotating block can be rotated to drive the threaded rod to rotate; therefore, the abutting block can clamp and fix the cable in the connecting pipe through the screw-in relationship of the threads.

Description

Technical Field

[0001] The utility model belongs to the technical field of grounding boxes, and in particular relates to a novel high-voltage cable integrated grounding box. Background Art

[0002] The cable grounding box is a device used for the protective grounding of the cable sheath, which contains connecting copper bars, copper terminals, etc. The existing connecting copper bars, copper terminals, etc. are usually installed in a fixed position inside the grounding box with bolt fasteners. When a fault occurs and the staff needs to repair it, due to the position limitation, the staff can only put their hands deep into the box to repair it. The maintenance space is subject to certain limitations, which can easily affect the staff's maintenance progress, thereby reducing work efficiency and inconvenient to use.

[0003] Chinese patent CN 218276050 U discloses a new type of high-voltage cable integrated grounding box. It includes a box body and a mounting frame, a connecting copper bar is installed on the front side of the mounting frame, a copper terminal is installed on the connecting copper bar, the mounting frame is slidably connected between the inner walls of the box body, a fixing frame is installed on the upper ends of the inner walls of the two sides of the box body, a moving plate is slidably connected between the fixing frames, a connecting groove is opened on the top outer wall of the moving plate, a connecting shaft is installed on the rear inner wall of the box body through a support plate, a connecting plate is rotatably connected on the outer ring surface of the connecting shaft, a sliding column is installed at the bottom of the end of the connecting plate away from the connecting shaft, and two mirror-distributed first springs and a first telescopic rod are installed on the rear inner wall of the box body.

[0004] However, the internal structure of the device is relatively complicated and cumbersome. Long-term use may easily affect the movement of the mounting frame due to damage of internal parts, so that the staff still needs to reach deep into the interior of the box for maintenance. Summary of the invention

[0005] The purpose of the utility model is to provide a novel high-voltage cable integrated grounding box to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of high-voltage cable integrated grounding box, including a grounding box, a cavity is opened in the grounding box, guide rails are arranged on the inner walls on both sides of the cavity, a number of rollers are slidably arranged in the two guide rails, a sliding block is slidably installed in the cavity, and a number of the rollers are rotatably installed on both sides of the sliding block, an insulating plate is arranged on the sliding block, and a number of connecting terminals are evenly arranged on the insulating plate in a horizontal direction, a number of connecting pipes connected to the cavity are arranged at the bottom of the grounding box, a threaded rod is threadedly connected to the connecting pipe, a tightening block is installed at one end of the threaded rod extending into the connecting pipe, and a rotating block is installed at the other end of the threaded rod, and two box doors are hinged at the edge of the opening end of the cavity.

[0007] Preferably, two mutually symmetrical connecting plates are arranged on the grounding box, and a plurality of through holes are formed on the connecting plates.

[0008] Preferably, two hinges are arranged on the grounding box, and the two box doors are hinged to the grounding box through the hinges.

[0009] Preferably, a handle is fixedly mounted on the box door, and the handle is made of rubber material.

[0010] Preferably, a fixed block is installed on the grounding box, and the fixed block is arranged directly above the two box doors. A transmission cavity is opened in the fixed block, and a mounting plate is slidably arranged in the transmission cavity. Two mutually symmetrical limit rods are installed at the bottom of the mounting plate, and limit holes matching the limit rods are opened on the tops of the two box doors.

[0011] Preferably, a connecting rod is installed on the top of the mounting plate, the top of the connecting rod passes through the transmission cavity and extends to the outside, and a handle is installed on the top of the connecting rod.

[0012] Preferably, a return spring is sleeved on the connecting rod, one end of the return spring is mounted on the inner wall of the transmission cavity, and the other end of the return spring is mounted on the mounting plate.

[0013] The beneficial effects of the utility model are:

[0014] In the utility model, by providing the guide rail and the roller, the sliding block can conveniently drive the connecting terminal on the insulating plate to slide out of the cavity of the grounding box along the guide rail, thereby achieving the purpose of facilitating maintenance by the staff, and in daily use, the sliding block is limited by closing the box door, and through the mutual cooperation of the threaded rod, the clamping block and the rotating block, after the cable is passed through the connecting tube and connected to the connecting terminal, the threaded rod can be driven to rotate by rotating the rotating block, so that the clamping block can clamp and fix the cable in the connecting tube through the threaded screw-in relationship. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a new type of high-voltage cable integrated grounding box proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of a top-view cross-sectional structure of a new type of high-voltage cable integrated grounding box proposed by the utility model;

[0017] Figure 3 It is a side cross-sectional schematic diagram of the threaded rod, the tightening block and the grounding box of a new type of high-voltage cable integrated grounding box proposed by the utility model;

[0018] Figure 4This is a cross-sectional structural diagram of a new type of high-voltage cable integrated grounding box proposed by the utility model, including a connecting rod, a limit rod, a handle and other structures;

[0019] Figure 5 The utility model provides a schematic diagram of the internal structure of a novel high-voltage cable integrated grounding box.

[0020] In the figure: 1. grounding box; 2. fixing block; 3. connecting plate; 4. through hole; 5. hinge; 6. box door; 7. handle; 8. connecting pipe; 9. cavity; 10. insulating plate; 11. sliding block; 12. roller; 13. connecting terminal; 14. threaded rod; 15. transmission cavity; 16. mounting plate; 17. connecting rod; 18. handle; 19. reset spring; 20. limit plug hole; 21. limit plug rod; 22. guide rail; 23. rotating block; 24. tightening block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-5 A novel high-voltage cable integrated grounding box 1 includes a grounding box 1, a cavity 9 is opened in the grounding box 1, guide rails 22 are arranged on the inner walls on both sides of the cavity 9, a plurality of rollers 12 are slidably arranged in the two guide rails 22, a sliding block 11 is slidably installed in the cavity 9, and the plurality of rollers 12 are rotatably installed on both sides of the sliding block 11, an insulating plate 10 is arranged on the sliding block 11, and a plurality of connecting terminals 13 are evenly arranged on the insulating plate 10 in the horizontal direction, a plurality of connecting pipes 8 connected to the cavity 9 are arranged at the bottom of the grounding box 1, a threaded rod 14 is threadedly connected to the connecting pipe 8, a tightening block 24 is installed at one end of the threaded rod 14 extending into the connecting pipe 8, and a rotating block 23 is installed at the other end of the threaded rod 14, and two box doors 6 are hinged at the edge of the opening end of the cavity 9.

[0023] By setting the guide rail 22 and the roller 12, the sliding block 11 can drive the connecting terminal 13 on the insulating plate 10 to slide out of the cavity 9 of the grounding box 1 along the guide rail 22, so as to facilitate the maintenance of the staff. In daily use, the sliding block 11 is limited by closing the box door 6, and the threaded rod 14, the clamping block 24 and the rotating block 23 cooperate with each other, so that after the cable passes through the connecting tube 8 and is connected to the connecting terminal 13, the threaded rod 14 can be driven to rotate by rotating the rotating block 23, so that the clamping block 24 can clamp and fix the cable in the connecting tube 8 through the threaded screw-in relationship.

[0024] Specifically, in this embodiment, two mutually symmetrical connecting plates 3 are arranged on the grounding box 1 , and a plurality of through holes 4 are formed on the connecting plates 3 .

[0025] Through the provided connection plate 3 and the through hole 4 , the grounding box 1 can be connected and fixed by passing bolts through the through hole 4 .

[0026] Specifically, in this embodiment, two hinges 5 are arranged on the grounding box 1 , and the two box doors 6 are hinged to the grounding box 1 through the hinges 5 .

[0027] Specifically, in this embodiment, a handle 7 is fixedly mounted on the box door 6, and the handle 7 is made of rubber.

[0028] The door 6 can be opened conveniently by providing the handle 7 .

[0029] Specifically, in the present embodiment, a fixed block 2 is installed on the grounding box 1, and the fixed block 2 is arranged directly above the two box doors 6. A transmission cavity 15 is opened in the fixed block 2, and a mounting plate 16 is slidably arranged in the transmission cavity 15. Two mutually symmetrical limit rods 21 are installed at the bottom of the mounting plate 16, and limit holes 20 adapted to the limit rods 21 are opened on the tops of the two box doors 6.

[0030] By arranging the mounting plate 16, the limit rods 21 and the limit holes 20, after closing the two doors 6, the two limit rods 21 at the bottom of the mounting plate 16 can be inserted into the limit holes 20 at the tops of the two doors 6, thereby limiting and fixing the two doors 6, and at the same time, limiting and fixing the position of the sliding block 11 in the cavity 9.

[0031] Specifically, in this embodiment, a connecting rod 17 is installed on the top of the mounting plate 16, the top of the connecting rod 17 passes through the transmission cavity 15 and extends to the outside, a handle 18 is installed on the top of the connecting rod 17, and a return spring 19 is sleeved on the connecting rod 17, one end of the return spring 19 is installed on the inner wall of the transmission cavity 15, and the other end of the return spring 19 is installed on the mounting plate 16.

[0032] By arranging the connecting rod 17 and the handle 18, the mounting plate 16 can be conveniently driven to slide along the transmission chamber 15 by the handle 18, and by providing the reset spring 19, the elastic potential energy of the reset spring 19 can make the mounting plate 16 always press against the bottom inner wall of the transmission chamber 15, so that the two limiting plug rods 21 at the bottom of the mounting plate 16 are always kept tightly inserted in the limiting plug hole 20 at the top of the box door 6, thereby realizing stable limiting of the box door 6.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A new type of high-voltage cable integrated grounding box, including a grounding box, characterized in that: A cavity is provided in the grounding box, guide rails are arranged on the inner walls on both sides of the cavity, a number of rollers are slidably arranged in the two guide rails, a sliding block is slidably installed in the cavity, and a number of the rollers are rotatably installed on both sides of the sliding block, an insulating plate is arranged on the sliding block, and a number of connecting terminals are evenly arranged on the insulating plate in a horizontal direction, a number of connecting pipes connected to the cavity are arranged at the bottom of the grounding box, a threaded rod is threadedly connected to the connecting pipe, a tightening block is installed at one end of the threaded rod extending into the connecting pipe, and a rotating block is installed at the other end of the threaded rod, and two box doors are hinged at the edge of the opening end of the cavity.

2. According to claim 1, a new type of high-voltage cable integrated grounding box is characterized in that: The grounding box is provided with two mutually symmetrical connecting plates, and a plurality of through holes are provided on the connecting plates.

3. According to claim 1, a new type of high-voltage cable integrated grounding box is characterized in that: The grounding box is provided with two hinges, and the two box doors are hinged to the grounding box through the hinges.

4. The novel high-voltage cable integrated grounding box according to claim 1 is characterized in that: A handle is fixedly installed on the box door, and the handle is made of rubber material.

5. The novel high-voltage cable integrated grounding box according to claim 1 is characterized in that: A fixed block is installed on the grounding box, and the fixed block is arranged directly above the two box doors. A transmission cavity is opened in the fixed block, and a mounting plate is slidably arranged in the transmission cavity. Two symmetrical limit rods are installed at the bottom of the mounting plate, and limit holes matched with the limit rods are opened on the tops of the two box doors.

6. A new type of high voltage cable integrated grounding box according to claim 5, characterized in that: A connecting rod is installed on the top of the mounting plate, the top of the connecting rod passes through the transmission cavity and extends to the outside, and a handle is installed on the top of the connecting rod.

7. A new type of high voltage cable integrated grounding box according to claim 6, characterized in that: A return spring is sleeved on the connecting rod, one end of the return spring is mounted on the inner wall of the transmission cavity, and the other end of the return spring is mounted on the mounting plate.

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