High-voltage power cable protection tube

Abstract

The utility model discloses a high-voltage power cable protection tube which comprises a shell, an anti-compression protection structure is fixedly installed on the inner side of the shell, and a heat dissipation structure is fixedly installed on the inner side of the anti-compression protection structure. According to the utility model, the pressure-resistant protection structure is installed, and the pressure-resistant plate, the reinforcing plate and the pressure-resistant cylinder are arranged, so that the strength of the protection tube can be improved, the protection tube can bear external pressure and is not damaged, and thus the internal cable is protected from being influenced; the buffer assembly is additionally arranged, when the protection tube is impacted by the outside, a connecting block extrudes a spring and a buffer rod, and the protection tube is prevented from being damaged; the impact force can be reduced, the influence on the cable can be reduced, the protection function of the cable can be further improved, the cables can be separately placed through the partition plate, maintenance and management are facilitated, mutual winding of the cables is avoided, heat generated by the cables can be discharged through the heat dissipation holes, and the service life of the cables is prolonged. And through arrangement of the arc-shaped heat conduction plate and the heat dissipation cylinder, rapid heat conduction is realized, the heat dissipation capability of the cable is improved, and the service life of the cable is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of cable protection tubes, in particular to a high-voltage power cable protection tube. Background Art

[0002] A cable protection tube is a metal protection tube with a certain mechanical strength that is laid on the outer layer of the cable to prevent the cable from being damaged. It is mainly installed in areas where communication cables and power lines intersect to prevent power lines from being broken and causing short circuits, which would cause communication cables and wire ropes to be electrified. This protects the cables, switches, and machine boards, and even the entire machine from being burned out. It also plays a certain role in isolating the power line magnetic field interference.

[0003] The prior art has a publication number of CN218732967U, and the technical solution disclosed in this patent document is as follows: a cable protection tube, comprising a tube body and a partition; at least one partition is arranged inside the tube body, when there are more than two partitions, the more than two partitions intersect, and a wire threading groove is arranged between two adjacent partitions, and a plurality of first clamping components are arranged on the inner wall of the tube body between the two adjacent partitions, and the plurality of first clamping components are spaced apart along the length direction of the tube body; a plurality of second clamping components are fixed between two adjacent partitions and close to the center of the tube body, and the plurality of second clamping components are spaced apart along the length direction of the tube body.

[0004] The above technical solution sets partitions in the tube body to separate the cables, but the overall pressure resistance is poor. The tube body is easily damaged by external pressure and other physical forces, causing the clamped cables to be affected, thereby reducing the safety and reliability of the cables. Utility Model Content

[0005] The purpose of the present invention is to provide a high-voltage power cable protection tube to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a high-voltage power cable protection tube comprises an outer shell, a pressure-resistant protection structure is fixedly installed on the inner side of the outer shell, and a heat dissipation structure is fixedly installed on the inner side of the pressure-resistant protection structure.

[0007] The pressure-resistant protection structure includes pressure-resistant plates, which are arranged on the inner wall of the shell in the circumferential direction. A reinforcement plate is fixedly connected between the two pressure-resistant plates. A pressure-resistant cylinder is fixedly connected to the inner side of the pressure-resistant plate and the reinforcement plate. A buffer component is arranged on the inner side of the pressure-resistant cylinder in the circumferential direction.

[0008] In the above technical solution, the provided pressure-resistant plate, reinforcement plate and pressure-resistant tube can improve the strength of the protective tube, ensuring that it can withstand external pressure without being damaged, thereby protecting the internal cables from being affected.

[0009] As a further preferred embodiment of the present technical solution, the outer surface of the shell is provided with a wear-resistant layer, and the wear-resistant layer is made of ultra-high molecular polyethylene.

[0010] In the above technical solution, the wear-resistant layer provided can reduce damage to the protective tube, thereby extending the service life of the protective tube and reducing maintenance costs.

[0011] As a further preferred embodiment of the present technical solution, the buffer assembly includes a compression frame, and mounting tubes are arranged in the compression frame. Springs are embedded in the mounting tubes, and buffer rods are embedded in the other ends of the springs.

[0012] In the above technical solution, when the protective tube is subjected to external impact, the connecting block squeezes the spring and the buffer rod, which can reduce the impact force and reduce the impact on the cable, thereby further improving the protection function of the cable.

[0013] As a further preferred embodiment of the present technical solution, the outer sides of the buffer rods are fixedly connected with connecting blocks, and the outer walls of the connecting blocks are slidably connected to the inner walls of the compression frame.

[0014] As a further preferred embodiment of the present technical solution, the heat dissipation structure includes a heat dissipation tube, an outer surface of the heat dissipation tube is fixedly connected to the connection block, and arc-shaped heat conduction plates are arranged in a circumferential direction on the inner side of the heat dissipation tube.

[0015] In the above technical solution, the arc-shaped heat-conducting plate and heat-dissipating tube are provided to conduct heat quickly, thereby improving the heat dissipation capacity of the cable and increasing the service life of the cable.

[0016] As a further preferred embodiment of the present technical solution, an inner shell is fixedly connected to the inner side of the arc-shaped heat conducting plate, and heat dissipation holes are arranged around the inner shell.

[0017] In the above technical solution, the heat dissipation holes are provided to discharge the heat generated by the cable.

[0018] As a further preferred embodiment of the present technical solution, a partition plate is provided on the inner side of the inner shell, and the partition plates are provided in a group and cross to form four spaces.

[0019] In the above technical solution, the provided partition plates can separate and place the cables, making maintenance and management easier and preventing the cables from getting entangled with each other.

[0020] The utility model provides a high-voltage power cable protection tube, which has the following beneficial effects:

[0021] (1) The utility model installs a pressure-resistant protective structure, and the pressure-resistant plate, reinforcement plate and pressure-resistant tube are arranged to improve the strength of the protective tube, ensuring that it can withstand external pressure without being damaged, thereby protecting the internal cables from being affected. In addition, a buffer component is arranged. When the protective tube is subjected to external impact, the connecting block squeezes the spring and the buffer rod, which can reduce the impact force and reduce the impact on the cable, thereby further improving the protection function of the cable.

[0022] (2) The utility model can separate and place the cables through the partition plate, which is convenient for maintenance and management and avoids the cables from being entangled with each other. The heat dissipation holes can discharge the heat generated by the cables, and quickly conduct heat through the arc-shaped heat conduction plate and heat dissipation tube, thereby improving the heat dissipation capacity of the cables and increasing the service life of the cables. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the high-voltage power cable protection tube of the utility model;

[0024] Figure 2 It is a partial cross-sectional view of the utility model;

[0025] Figure 3 This is a schematic diagram of the heat dissipation structure of the utility model;

[0026] Figure 4 This is a schematic structural diagram of the buffer assembly of the utility model;

[0027] Figure 5 It is an enlarged view of Figure A of the present utility model;

[0028] In the figure: 1. outer shell; 2. wear-resistant layer; 3. pressure-resistant protective structure; 4. heat dissipation structure; 5. inner shell; 31. pressure-resistant plate; 32. reinforcement plate; 33. pressure-resistant cylinder; 34. buffer assembly; 341. pressure-resistant frame; 342. mounting cylinder; 343. spring; 344. buffer rod; 345. connecting block; 41. arc-shaped heat conduction plate; 42. heat dissipation cylinder; 51. heat dissipation hole; 52. partition plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0030] The utility model provides a technical solution: Figure 1 and Figure 2As shown, in this embodiment, the high-voltage power cable protection tube includes an outer shell 1, a pressure-resistant protection structure 3 is fixedly installed on the inner side of the outer shell 1, a heat dissipation structure 4 is fixedly installed on the inner side of the pressure-resistant protection structure 3, and a wear-resistant layer 2 is provided on the outer surface of the outer shell 1. The wear-resistant layer 2 is made of ultra-high molecular polyethylene. The provided wear-resistant layer 2 can reduce damage to the protection tube, thereby extending the service life of the protection tube and reducing maintenance costs.

[0031] like Figure 2 、 Figure 4 and Figure 5 As shown, the pressure-resistant protective structure 3 includes a pressure-resistant plate 31, and the pressure-resistant plates 31 are arranged on the inner wall of the shell 1 in the circumferential direction. A reinforcing plate 32 is fixedly connected between the two pressure-resistant plates 31. A pressure-resistant tube 33 is fixedly connected to the inner side of the pressure-resistant plate 31 and the reinforcing plate 32. A buffer assembly 34 is arranged on the inner side of the pressure-resistant tube 33 in the circumferential direction. The buffer assembly 34 includes a pressure-resistant frame 341, and a mounting tube 342 is arranged in the pressure-resistant frame 341. A spring 343 is embedded in the mounting tube 342, and a buffer rod 344 is embedded in the other end of the spring 343. The outer side of the buffer rod 344 is fixed. There is a connecting block 345 in a fixed connection, and the outer wall of the connecting block 345 is slidably connected to the inner wall of the pressure-resistant frame 341. By installing the pressure-resistant protection structure 3, the provided pressure-resistant plate 31, reinforcement plate 32 and pressure-resistant cylinder 33 can improve the strength of the protective tube, ensuring that it can withstand external pressure without being damaged, thereby protecting the internal cables from being affected. In addition, a buffer component 34 is provided. When the protective tube is subjected to external impact, the connecting block 345 squeezes the spring 343 and the buffer rod 344, which can reduce the impact force and reduce the impact on the cable, thereby further improving the protection function of the cable.

[0032] like Figure 2 and Figure 3 As shown, the heat dissipation structure 4 includes a heat dissipation tube 42, the outer surface of the heat dissipation tube 42 is fixedly connected to the connecting block 345, and arc-shaped heat conducting plates 41 are arranged in the circumferential direction of the inner side of the heat dissipation tube 42. The inner side of the arc-shaped heat conducting plate 41 is fixedly connected to the inner side of the inner shell 5. Heat dissipation holes 51 are arranged around the inner shell 5, and a partition plate 52 is provided on the inner side of the inner shell 5. The partition plates 52 are arranged in a group and cross to form four spaces. The cables can be separated and placed by the partition plates 52, which is convenient for maintenance and management and avoids the cables from being entangled with each other. The heat dissipation holes 51 can discharge the heat generated by the cables and quickly conduct heat through the arc-shaped heat conducting plates 41 and the heat dissipation tube 42, thereby improving the heat dissipation capacity of the cables and improving the service life of the cables.

[0033] The utility model provides a high-voltage power cable protection tube, and its specific working principle is as follows: the provided pressure-resistant plate 31, reinforcement plate 32 and pressure-resistant tube 33 improve the strength of the protection tube. When the protection tube is subjected to external impact, the connecting block 345 squeezes the spring 343 and the buffer rod 344, thereby reducing the impact force and reducing the impact on the cable; the provided heat dissipation holes 51 discharge the heat generated by the cable and quickly conduct the heat through the provided arc-shaped heat conduction plate 41 and heat dissipation tube 42.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-voltage power cable protection tube, comprising a housing (1), characterized in that: A pressure-resistant protective structure (3) is fixedly installed on the inner side of the housing (1), and a heat dissipation structure (4) is fixedly installed on the inner side of the pressure-resistant protective structure (3); The pressure-resistant protective structure (3) includes pressure-resistant plates (31), which are arranged on the inner wall of the shell (1) in the circumferential direction, and a reinforcing plate (32) is fixedly connected between the two pressure-resistant plates (31). A pressure-resistant cylinder (33) is fixedly connected to the inner side of the pressure-resistant plate (31) and the reinforcing plate (32), and a buffer component (34) is arranged on the inner side of the pressure-resistant cylinder (33) in the circumferential direction.

2. The high-voltage power cable protection tube according to claim 1, characterized in that: The outer surface of the shell (1) is provided with a wear-resistant layer (2), and the wear-resistant layer (2) is made of ultra-high molecular polyethylene.

3. The high-voltage power cable protection tube according to claim 1, characterized in that: The buffer assembly (34) includes a pressure-resistant frame (341), wherein mounting tubes (342) are arranged in the pressure-resistant frame (341), springs (343) are embedded in the mounting tubes (342), and buffer rods (344) are embedded at the other ends of the springs (343).

4. The high-voltage power cable protection tube according to claim 3, characterized in that: The outer sides of the buffer rods (344) are fixedly connected with connecting blocks (345), and the outer walls of the connecting blocks (345) are slidably connected with the inner walls of the compression-resistant frame (341).

5. The high-voltage power cable protection tube according to claim 1, characterized in that: The heat dissipation structure (4) comprises a heat dissipation tube (42), the outer surface of the heat dissipation tube (42) is fixedly connected to the connection block (345), and arc-shaped heat conduction plates (41) are arranged in a circumferential direction on the inner side of the heat dissipation tube (42).

6. The high-voltage power cable protection tube according to claim 5, characterized in that: The inner side of the arc-shaped heat-conducting plate (41) is fixedly connected to an inner shell (5), and the inner shell (5) is provided with heat dissipation holes (51) arranged around the periphery.

7. The high-voltage power cable protection tube according to claim 6, characterized in that: A partition plate (52) is provided inside the inner shell (5), and the partition plates (52) are provided in a group and cross each other to form four spaces.

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