Fiber sleeve with double-layer structure

Abstract

The utility model provides a fiber casing pipe with a double-layer structure, which comprises a casing pipe body, the casing pipe body comprises a first layer and a second layer arranged on the inner wall of the first layer, the first layer is of a fiber casing pipe structure, and heat dissipation columns are arranged on the outer surface of the first layer. According to the utility model, the heat dissipation columns and the support columns are connected with the first layer and the second layer at equal intervals, so that the air flow effect on the surface of a cable is improved, the heat dissipation effect of the cable is improved, the heat dissipation effect of the cable is improved, and the service life of the cable is prolonged. The exchange effect of heat on the surface of the cable in the air is promoted, the heat dissipation effect of the cable is improved, and compared with an existing fiber sleeve, the heat dissipation effect of the cable is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fibre sleeve, especially a fibre sleeve with double-layer structure. BACKGROUND

[0002] Fibre sleeve is a special material for insulating and protecting electrical equipment such as cables and wires, which is made of glass fibre and polyurethane resin and other materials, and is processed at high temperature. Fibre sleeve has good insulation, high temperature resistance, wear resistance, corrosion resistance and other advantages. Fibre sleeve is designed simply and is made of fibre filaments. Since the thermal conductivity of fibre sleeve is worse than that of metal material, fibre sleeve itself has poor heat dissipation. When used in high temperature environment, it is inconvenient for cable and equipment to cool down, and long-term high temperature state reduces the service life of cable and causes fire hazards. SUMMARY

[0003] The utility model solves the problem of poor heat dissipation of the existing fibre sleeve.

[0004] To solve the above technical problems, the utility model provides a fibre sleeve with double-layer structure, which comprises a sleeve body, the sleeve body comprises a first layer and a second layer arranged on the inner wall of the first layer, the first layer is a fibre sleeve structure, and the outer surface of the first layer is provided with a heat dissipation column, the second layer is provided with a support column with a top facing the axis of the sleeve body away from the first layer, and the inner wall of the first layer and the outer surface of the second layer are connected at equal intervals.

[0005] Preferably, the first layer is made of alkali-free glass fibre material.

[0006] Preferably, the first layer is made of alkali-free glass fibre filaments.

[0007] Preferably, the heat dissipation column is a grid structure.

[0008] Preferably, the heat dissipation column is made of heat dissipation silica gel material.

[0009] Preferably, the heat dissipation column is provided with an electrically insulating layer made of polyethylene resin material, and the bottom of the electrically insulating layer is connected with the outer surface of the first layer.

[0010] Preferably, the second layer is connected with the first layer through fixing blocks, and the fixing blocks are multiple and arranged at equal intervals.

[0011] Preferably, the second layer is a grid structure made of glass fibre.

[0012] Preferably, the support column is arranged along the length direction of the sleeve body.

[0013] Preferably, the number of the support columns is multiple and is arranged equidistantly in the circumference of the sleeve body.

[0014] Compared with the prior art, the utility model provides a fiber sleeve with double-layer structure has the following beneficial effects:

[0015] 1, the utility model discloses a heat dissipation column is set, and the heat of cable surface is transferred to the heat dissipation column through the first layer, and the heat dissipation column improves the heat conduction effect, improves the heat dissipation effect of fiber sleeve, and equidistantly interval connection is arranged between the first layer and the second layer, and the space between the first layer and the second layer is increased, and the air communication effect of the first layer and the fiber sleeve inside is improved, thereby improving the heat dissipation effect, and the support column is set up, and the circumferential surface of cable is supported, and the air flow effect of cable surface is improved, and the exchange effect of cable surface heat in the air is promoted, and the cable heat dissipation effect is improved, and the existing fiber sleeve has better cable heat dissipation effect, and the problem of poor heat dissipation of the existing fiber sleeve is solved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the main body structure schematic diagram of the utility model;

[0017] Figure 2 It is the first layer and the second layer connection structure schematic diagram of the utility model;

[0018] Figure 3 It is Figure 1 The enlarged view of A in the figure.

[0019] In the drawing: 1, sleeve body;101, the first layer;102, the second layer;2, heat dissipation column;3, support column;4, electric insulating layer;5, fixed block. DETAILED DESCRIPTION

[0020] The utility model relates to a kind of fiber sleeve with double-layer structure, such as Figures 1-3As shown, including sleeve body 1, sleeve body 1 includes first layer 101 and second layer 102 arranged on the inner wall of first layer 101, first layer 101 is a fiber sleeve structure, and the outer surface of first layer 101 is provided with a heat dissipation column 2, the second layer 102 is provided with a support column 3 with the top towards the axis of the sleeve body 1 away from the first layer 101, the first layer 101 is connected with the outer surface of the second layer 102 at equal intervals, by setting the sleeve body 1 as the main body of the fiber sleeve, by setting the first layer 101 and the second layer 102, the first layer 101 is located in the outer layer of the sleeve body 1, and the second layer 102 is located in the inner layer of the sleeve body 1, thereby forming the sleeve body 1, by setting the heat dissipation column 2, the heat on the surface of the cable is transmitted to the heat dissipation column 2 through the first layer 101, the heat dissipation effect is improved through the heat dissipation column 2, the heat dissipation effect of the fiber sleeve is improved, by setting the equal interval connection between the first layer 101 and the second layer 102, the space between the first layer 101 and the second layer 102 is increased, the air communication effect between the first layer 101 and the inside of the fiber sleeve is improved, thereby improving the heat dissipation effect, by setting the support column 3, the circumferential surface of the cable is supported, the air flow effect of the surface of the cable is improved, the exchange effect of the heat on the surface of the cable in the air is promoted, which is conducive to improving the cable heat dissipation effect, and the existing fiber sleeve has better cable heat dissipation effect, and the problem of poor heat dissipation of the existing fiber sleeve is solved.

[0021] In the embodiment of the utility model, the first layer 101 is made of alkali-free glass fiber material, by setting the alkali-free glass fiber material, the cable protection effect is improved by using the characteristics of good insulation, corrosion resistance and high strength of the alkali-free glass fiber material.

[0022] In the embodiment of the utility model, the first layer 101 is made of alkali-free glass fiber material, by setting the alkali-free glass fiber material, the cable protection effect is improved by using the characteristics of good insulation, corrosion resistance and high strength of the alkali-free glass fiber material.

[0023] In the embodiment of the utility model, the heat dissipation column 2 is a grid structure, by setting the grid structure, the heat dissipation column 2 is evenly arranged at equal intervals on the surface of the fiber sleeve, and the overall heat dissipation effect of the fiber sleeve is improved.

[0024] In the embodiment of the utility model, the heat dissipation column 2 is made of heat dissipation silica gel material, by setting the heat dissipation column 2 made of heat dissipation silica gel material, the heat dissipation effect of the heat dissipation column 2 is improved by using the characteristics of good heat dissipation effect of the heat dissipation silica gel.

[0025] In the embodiment of the utility model, the heat dissipation column 2 is made of heat dissipation silica gel material, by setting the heat dissipation column 2 made of heat dissipation silica gel material, the heat dissipation effect of the heat dissipation column 2 is improved by using the characteristics of good heat dissipation effect of the heat dissipation silica gel.

[0026] The embodiment of the utility model, second layer 102 is connected with first layer 101 through fixed block 5, the quantity of fixed block 5 is multiple and is equidistantly spaced, by setting fixed block 5, first layer 101 and second layer 102 are connected and fixed, and by fixed block 5, the space between first layer 101 and second layer 102 is increased, the air flow effect inside the fiber sleeve is facilitated to improve, heat is conveniently transmitted from second layer 102 to first layer 101.

[0027] The embodiment of the utility model, second layer 102 is the grid structure made of glass fiber, by setting the grid structure, the space inside second layer 102 is improved, air flow is facilitated, and heat transmission is facilitated.

[0028] The embodiment of the utility model, support column 3 is set along the length direction of sleeve body 1, by setting along the length direction of sleeve body 1, air flow in the length direction inside sleeve body 1 is facilitated, air flow distance is improved, and heat dissipation effect is improved.

[0029] The embodiment of the utility model, the quantity of support column 3 is multiple and is equidistantly spaced in the circumferential direction of sleeve body 1, by setting multiple support columns 3 equidistantly spaced, the surface circumferential direction of cable is supported, and air flow effect on the surface of cable is effectively improved.

[0030] When using, first, when using, cable is inserted into the inside of fiber sleeve, so that the surface circumferential direction of cable is at the top of support column 3, so that the surface of cable is covered by first layer 101 and second layer 102, and the cable is effectively protected, the space between first layer 101 and second layer 102 is increased by equidistantly spaced connection between first layer 101 and second layer 102, first layer 101 is made of alkali-free glass fiber silk weaving, the insulation, corrosion resistance and structural strength of fiber sleeve are improved, the fiber sleeve surface has the electric insulation effect by setting electric insulation layer 4, the heat transfer effect of heat dissipation column 2 is improved by heat dissipation column 2 being made of heat dissipation silica gel, the temperature of cable rises, the heat inside fiber sleeve increases, the external air reaches the surface of cable from both ends of fiber sleeve, the temperature of cable surface is reduced by air flow on the surface of cable, heat is transmitted to heat dissipation column 2 from second layer 102 and first time, and then transmitted to the outside.

[0031] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the application belong to the scope protected by the utility model.

Claims

1. A double-layered textile sleeve comprising a sleeve body (1), characterized in that, The sleeve body (1) comprises a first layer (101) and a second layer (102) arranged on the inner wall of the first layer (101), the first layer (101) is a fiber sleeve structure, and the outer surface of the first layer (101) is provided with heat dissipation columns (2), the second layer (102) is provided with support columns (3) with top towards the axis of the sleeve body (1) away from the side of the first layer (101), and the inner wall of the first layer (101) and the outer surface of the second layer (102) are connected at equal intervals.

2. A double-layered fibrous sleeve according to claim 1, characterized in that: The first layer (101) is made of alkali-free glass fiber material.

3. A double-layered fibrous sleeve according to claim 1, characterized in that: The first layer (101) is made of alkali-free glass fiber silk weaving.

4. A double-layered fibrous sleeve according to claim 1, characterized in that: The heat dissipation column (2) is a grid structure.

5. A double-layered fibrous sleeve according to claim 1, characterized in that: The heat dissipation column (2) is made of heat dissipation silica gel material.

6. A double-layered fibrous sleeve according to claim 1, characterized in that: The heat dissipation column (2) is provided with an electrically insulating layer (4) made of polyethylene resin material, and the bottom of the electrically insulating layer (4) is connected with the outer surface of the first layer (101).

7. A double-layered fibrous sleeve according to claim 1, characterized in that: The second layer (102) is connected with the first layer (101) through the fixing block (5), and the fixing block (5) is provided in multiple and at equal intervals.

8. A double-layered fibrous sleeve according to claim 1, characterized in that: The second layer (102) is a grid structure made of glass fiber.

9. A double-layered fibrous sleeve according to claim 1, characterized in that: The support column (3) is arranged along the length direction of the sleeve body (1).

10. A double-layered fibrous sleeve according to claim 1, characterized in that: The number of the support column (3) is multiple and arranged at equal intervals in the circumferential direction of the sleeve body (1).

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