High-wear-resistant flame-retardant modified polypropylene cable protection tube

Abstract

The utility model relates to the technical field of cable protection tubes, and provides a highly wear-resistant flame-retardant modified polypropylene cable protection tube, which comprises a protection tube body and a support block, a protection structure is arranged in the protection tube body, and the protection structure comprises a waterproof layer, wear-resistant bulges and a protection layer. According to the utility model, the protection structure is arranged, the waterproof layer is arranged on the protection tube body, and the waterproof layer is actually polyurethane coating, so that external water vapor can be prevented from intruding into the protection tube body to cause corrosion of the protection tube body, the protection tube body is effectively protected from being affected with damp, and a cable is better protected; the wear-resistant protrusions are actually made of alloy steel materials and have the properties of high hardness and wear resistance, and under the action of the wear-resistant protrusions, direct wear between the protection pipe body and the ground is prevented, so that the wear resistance of the protection pipe body is improved, the protection layer is arranged and actually made of rubber materials and has the property of reversible deformation and high elasticity, and the service life of the protection pipe body is prolonged. And a good protection effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable protection tubes, in particular to a highly wear-resistant and flame-retardant modified polypropylene cable protection tube. Background Art

[0002] The cable protection sleeve is a device used to protect the cable, which can prevent the cable from mechanical damage, chemical corrosion, ultraviolet rays and other factors, thereby extending the service life of the cable, while a highly wear-resistant flame-retardant modified polypropylene cable protection tube is a specially designed cable protection device designed to more effectively protect the cable from damage;

[0003] To this end, the patent with publication number CN202586238U discloses a cable protection tube, including a tube body, the cross section of which is circular. The two tube bodies are butt-jointed by hot-melt welding. The utility model is made of modified polypropylene, has strong tensile and compressive resistance, is not easily damaged by collision and extrusion, and has stable chemical properties, high corrosion resistance, aging resistance, excellent electrical insulation, high heat deformation temperature and low-temperature impact performance. The two tubes can be butt-jointed by hot-melt welding, which brings great convenience to construction and has a simple structure and long service life.

[0004] The cable protection tube mentioned above is actually a single-layer structure during use, lacks a protective structure, does not have a drop-proof and wear-resistant mechanism, and has average actual durability. At the same time, there is a lack of cable support structure at the internal cable passage position, and the cable is easily entangled and short-circuited. Utility Model Content

[0005] The utility model aims to provide a highly wear-resistant and flame-retardant modified polypropylene cable protection tube, so as to solve the defect that the existing cable protection tube is not easy to be anti-fall and wear-resistant.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a highly wear-resistant and flame-retardant modified polypropylene cable protection tube, comprising a protection tube body and a support block;

[0007] A protective structure is arranged inside the protection tube body, and the protective structure includes a waterproof layer, wear-resistant protrusions and a protective layer. The waterproof layer is arranged inside the protection tube body, wear-resistant protrusions are evenly arranged on the outside of the waterproof layer, and a protective layer is arranged inside the waterproof layer;

[0008] The protective layer is provided with a flame retardant structure inside, and the flame retardant structure is evenly provided with support blocks inside;

[0009] An inner tube layer is arranged at one end of the support block, a through hole is arranged inside the inner tube layer, and a support structure is arranged inside the through hole.

[0010] Preferably, the waterproof layer is actually a polyurethane coating, the wear-resistant protrusions are actually made of alloy steel, the wear-resistant protrusions are arranged in several groups, the wear-resistant protrusions are evenly spaced on the outside of the waterproof layer, and the protective layer is actually a rubber material.

[0011] Preferably, the flame retardant structure includes a flame retardant layer, an outer tube layer, a cavity and a flame retardant gel, the flame retardant layer is arranged on the inner side of the protective layer, the outer tube layer is arranged on the inner side of the flame retardant layer, the inner part of the outer tube layer is evenly provided with cavities, and the inner part of the cavity is provided with a flame retardant gel.

[0012] Preferably, six groups of cavities are provided, and the cavities are distributed at equal intervals inside the outer tube layer.

[0013] Preferably, eight groups of support blocks are provided, and the support blocks are distributed at equal intervals inside the outer tube layer, one end of the support block is fixedly connected to the inner wall of the outer tube layer, and the other end of the support block is fixedly connected to the outer wall of the inner tube layer.

[0014] Preferably, the support structure includes a support plate, an elastic column, an elastic seat and a placement groove. The support plate is fixed at the middle position inside the through hole on the inner wall of the inner tube layer. Elastic columns are fixed on both sides of the support plate, and elastic seats are fixed at one end of the elastic columns. Placement grooves are provided inside the elastic seats.

[0015] Preferably, the elastic column is actually a spring structure, the elastic column is symmetrically distributed on both sides of the support plate, one end of the elastic column is fixedly connected to one side of the support plate, and the other end of the elastic column is fixedly connected to the bottom end of the elastic seat.

[0016] The utility model provides a highly wear-resistant and flame-retardant modified polypropylene cable protection tube, which has the following advantages:

[0017] By providing a protective structure, and providing a waterproof layer on the protective tube body, which is actually a polyurethane coating, it is possible to prevent external water vapor from invading the protective tube body and causing corrosion to the protective tube body, effectively protecting the protective tube body from moisture, and better protecting the cable; by providing wear-resistant protrusions, which are actually made of alloy steel and have the properties of high hardness and wear resistance, the wear-resistant protrusions prevent the protective tube body from directly wearing against the ground, thereby improving the wear resistance of the protective tube body; by providing a protective layer, which is actually a rubber material and has the property of high elasticity with reversible deformation, it has a good protective effect;

[0018] By providing a flame retardant structure and a flame retardant layer, the flame retardant layer is actually glass fiber, which has the advantages of good insulation, strong heat resistance, good corrosion resistance and high mechanical strength. By providing a flame retardant gel, the flame retardant performance of the flame retardant layer is further improved.

[0019] By providing a support structure and dividing the through hole by providing a support plate, short circuit and fire caused by cable entanglement can be prevented; by arranging elastic columns at intervals along one side of the support plate, the elastic columns are actually spring structures; and by providing an elastic seat, the cable can be clamped and fixed, and the cable can be better fixed inside the placement groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 4 It is a front view cross-sectional structural schematic diagram of the utility model;

[0024] Figure 5 For the utility model Figure 4 Enlarged structural diagram at B in the middle.

[0025] Explanation of the reference numerals in the figure: 1. Protective tube body; 2. Protective structure; 201. Waterproof layer; 202. Wear-resistant protrusion; 203. Protective layer; 3. Flame-retardant structure; 301. Flame-retardant layer; 302. Outer tube layer; 303. Cavity; 304. Flame-retardant gel; 4. Support block; 5. Inner tube layer; 6. Through hole; 7. Support structure; 701. Support plate; 702. Elastic column; 703. Elastic seat; 704. Placement groove. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-5 The utility model provides a highly wear-resistant and flame-retardant modified polypropylene cable protection tube, which includes a protection tube body 1 and a support block 4.

[0028] Reference Figure 1 and Figure 2As shown, a protective structure 2 is arranged inside the protective tube body 1, and the protective structure 2 includes a waterproof layer 201, wear-resistant protrusions 202 and a protective layer 203. The waterproof layer 201 is arranged inside the protective tube body 1, and wear-resistant protrusions 202 are evenly arranged on the outside of the waterproof layer 201. The protective layer 203 is arranged inside the waterproof layer 201. The waterproof layer 201 is actually a polyurethane coating, and the wear-resistant protrusions 202 are actually made of alloy steel. Several groups of wear-resistant protrusions 202 are arranged, and the wear-resistant protrusions 202 are evenly distributed on the outside of the waterproof layer 201. The protective layer 203 is actually a rubber material.

[0029] By providing a waterproof layer 201 on the protective tube body 1, the waterproof layer 201 is actually a polyurethane coating, which can prevent external water vapor from invading the protective tube body 1 and causing corrosion of the protective tube body 1, effectively protecting the protective tube body 1 from moisture and better protecting the cable. By providing a wear-resistant protrusion 202, the wear-resistant protrusion 202 is actually made of alloy steel and has the properties of high hardness and wear resistance. Under the action of the wear-resistant protrusion 202, the protective tube body 1 is prevented from directly wearing against the ground, thereby improving the wear resistance of the protective tube body 1. By providing a protective layer 203, the protective layer 203 is actually a rubber material and has the property of high elasticity with reversible deformation, and has a good protective effect.

[0030] Reference Figure 2-Figure 5 As shown, a flame retardant structure 3 is arranged inside the protective layer 203, and the flame retardant structure 3 includes a flame retardant layer 301, an outer tube layer 302, a cavity 303 and a flame retardant gel 304. The flame retardant layer 301 is arranged on the inner side of the protective layer 203, and the outer tube layer 302 is arranged on the inner side of the flame retardant layer 301. The cavities 303 are evenly arranged inside the outer tube layer 302, and the flame retardant gel 304 is arranged inside the cavity 303. The cavities 303 are arranged in six groups, and the cavities 303 are evenly distributed inside the outer tube layer 302.

[0031] By providing the flame retardant layer 301 , which is actually glass fiber and has the advantages of good insulation, strong heat resistance, good corrosion resistance and high mechanical strength, etc., by providing the flame retardant gel 304 , the flame retardant performance of the flame retardant layer 301 is further improved.

[0032] Reference Figure 1 , Figure 2 and Figure 4As shown, the flame retardant structure 3 is evenly provided with support blocks 4, and eight groups of support blocks 4 are provided. The support blocks 4 are evenly distributed inside the outer tube layer 302, and one end of the support block 4 is fixedly connected to the inner wall of the outer tube layer 302, and the other end of the support block 4 is fixedly connected to the outer wall of the inner tube layer 5. The inner tube layer 5 is provided with a through hole 6 inside the inner tube layer 5, and a support structure 7 is provided inside the through hole 6. The support structure 7 includes a support plate 701, an elastic column 702, an elastic seat 703 and a placement groove 70 4. The support plate 701 is fixed at the middle position inside the inner wall through hole 6 of the inner tube layer 5. Elastic columns 702 are fixed on both sides of the support plate 701. An elastic seat 703 is fixed at one end of the elastic column 702. A placement groove 704 is arranged inside the elastic seat 703. The elastic column 702 is actually a spring structure. The elastic columns 702 are symmetrically distributed on both sides of the support plate 701. One end of the elastic column 702 is fixedly connected to one side of the support plate 701, and the other end of the elastic column 702 is fixedly connected to the bottom end of the elastic seat 703.

[0033] The through hole 6 is divided by setting a support plate 701 to prevent the cable from being entangled and causing a short circuit and fire. The elastic columns 702 are set at intervals along one side of the support plate 701. The elastic columns 702 are actually spring structures. The cables can be clamped and fixed by setting an elastic seat 703. The cable is better fixed inside the placement groove 704.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.

Claims

1. A highly wear-resistant and flame-retardant modified polypropylene cable protection tube, comprising a protection tube body (1) and a support block (4); Features: A protective structure (2) is arranged inside the protective tube body (1), the protective structure (2) comprising a waterproof layer (201), wear-resistant protrusions (202) and a protective layer (203), the waterproof layer (201) is arranged inside the protective tube body (1), the outer side of the waterproof layer (201) is evenly provided with wear-resistant protrusions (202), and the protective layer (203) is arranged inside the waterproof layer (201); The protective layer (203) is provided with a flame retardant structure (3) inside, and support blocks (4) are evenly arranged inside the flame retardant structure (3); An inner tube layer (5) is provided at one end of the support block (4), a through hole (6) is provided inside the inner tube layer (5), and a support structure (7) is provided inside the through hole (6).

2. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 1, characterized in that: The waterproof layer (201) is actually a polyurethane coating, the wear-resistant protrusions (202) are actually made of alloy steel, the wear-resistant protrusions (202) are arranged in a plurality of groups, and the wear-resistant protrusions (202) are evenly spaced and distributed outside the waterproof layer (201), and the protective layer (203) is actually a rubber material.

3. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 1, characterized in that: The flame retardant structure (3) comprises a flame retardant layer (301), an outer tube layer (302), a cavity (303) and a flame retardant gel (304); the flame retardant layer (301) is arranged on the inner side of the protective layer (203); the outer tube layer (302) is arranged on the inner side of the flame retardant layer (301); the cavity (303) is evenly arranged inside the outer tube layer (302); and the flame retardant gel (304) is arranged inside the cavity (303).

4. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 3, characterized in that: The cavities (303) are arranged in six groups, and the cavities (303) are distributed at equal intervals inside the outer tube layer (302).

5. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 1, characterized in that: The support blocks (4) are arranged in eight groups, and the support blocks (4) are distributed at equal intervals inside the outer tube layer (302). One end of the support block (4) is fixedly connected to the inner wall of the outer tube layer (302), and the other end of the support block (4) is fixedly connected to the outer wall of the inner tube layer (5).

6. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 1, characterized in that: The support structure (7) comprises a support plate (701), an elastic column (702), an elastic seat (703) and a placement groove (704); the support plate (701) is fixed at a middle position inside the inner wall through hole (6) of the inner tube layer (5); elastic columns (702) are fixed on both sides of the support plate (701); elastic seats (703) are fixed at one end of the elastic columns (702); and placement grooves (704) are provided inside the elastic seats (703).

7. The highly wear-resistant and flame-retardant modified polypropylene cable protection tube according to claim 6, characterized in that: The elastic column (702) is actually a spring structure. The elastic column (702) is symmetrically distributed on both sides of the support plate (701). One end of the elastic column (702) is fixedly connected to one side of the support plate (701), and the other end of the elastic column (702) is fixedly connected to the bottom end of the elastic seat (703).

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