CN216212485U - High temperature resistant special cable that water-proof effects is good - Google Patents

Abstract

The utility model discloses a high-temperature-resistant special cable with a good waterproof effect, which comprises a cable conductor, wherein a first insulating layer is wound on the surface of the cable conductor, a first high-temperature-resistant layer is wound on the surface of the first insulating layer, a second insulating layer is wound on the surface of the first high-temperature-resistant layer, and a ground wire is embedded in the second insulating layer. The special cable has the advantages that the fireproof cellucotton adopted by the first high-temperature-resistant layer and the second high-temperature-resistant layer has excellent thermal stability, so that the special cable has better high temperature resistance, the heat conductivity of the special cable can be improved by the metal aluminum adopted by the metal layer, the local heat is prevented from being overhigh, the strength of the special cable is improved by the metal layer, the tensile strength of the special cable is improved, the waterproof performance of the special cable can be improved by the rubber material adopted by the waterproof layer, the service life of the special cable can be prolonged by the polyethylene material adopted by the wear-resistant layer, and the cable can be prevented from being stolen by the cable code arranged on the surface of the wear-resistant layer.

Description

A kind of special cable with good waterproof effect and high temperature resistance

technical field

The utility model relates to the technical field of cables, in particular to a special cable with good waterproof effect and high temperature resistance.

Background technique

A cable is a wire made of one or more mutually insulated conductors and an outer insulating protective layer that transmits electricity or information from one place to another, or usually several or groups of wires (at least two in each group). A rope-like cable that is stranded), each group of conductors is insulated from each other, and often twisted around a center, and the entire outer surface is covered with a highly insulating coating. The cable has the characteristics of internal energization and external insulation. Cables include power cables, control cables, compensation cables, shielded cables, high temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, etc. Wait. They are all composed of single or multi-strand wires and insulating layers, which are used to connect circuits, electrical appliances, etc. The cables can be divided into DC cables and AC cables according to the system of photovoltaic power plants.

In the process of laying cables in some special places, due to the high ambient temperature, the existing ordinary cables cannot meet the requirements of high temperature resistance, and the existing ordinary cables have a low waterproof level and cannot be used in certain special environments.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a high temperature resistant special cable with good waterproof effect, which solves the problems of low high temperature resistant strength and low waterproof performance of the existing ordinary cables.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

A high-temperature-resistant special cable with good waterproof effect, comprising a cable conductor, the surface of the cable conductor is wound with a first insulating layer, the surface of the first insulating layer is wound with a first high-temperature resistant layer, and the first high-temperature resistant layer is wound on the surface of the cable conductor. The surface of the layer is wound with a second insulating layer, the second insulating layer is embedded with a ground wire, the surface of the second insulating layer is fixedly connected with a second high temperature resistant layer, and the surface of the second high temperature resistant layer is A metal layer is fixedly installed, a waterproof layer is fixedly installed on the surface of the metal layer, and a wear-resistant layer is fixedly connected to the surface of the waterproof layer.

Preferably, the first insulating layer and the second insulating layer are made of polytetrafluoroethylene, which can improve the load strength of the special cable.

Preferably, the first high temperature resistant layer and the second high temperature resistant layer are made of refractory fiber cotton, and the refractory fiber cotton has excellent thermal stability so that the special cable has better high temperature resistance.

Preferably, the metal layer is made of metal aluminum, which can increase the thermal conductivity of the special cable, prevent local heat from being too high, and improve the tensile strength of the special cable.

Preferably, the waterproof layer is made of rubber material to improve the waterproof performance of the special cable.

Preferably, the wear-resistant layer is made of polyethylene material, and the surface of the wear-resistant layer is provided with a cable code, so as to improve the service life of the special cable and prevent the cable from being stolen.

Compared with the prior art, the beneficial effects of the present utility model are: the high-temperature resistant special cable with good waterproof effect can improve the load strength of the special cable through multiple groups of cable conductors, and the first insulating layer and the second insulating layer are adopted. The excellent thermal stability of the refractory fiber cotton used in the first high temperature resistant layer and the second high temperature resistant layer can make the special cable have better high temperature resistance. , The metal aluminum used in the metal layer can increase the thermal conductivity of the special cable to prevent local heat from being too high, the strength of the special cable can be improved through the metal layer, and the tensile strength of the special cable can be improved through the use of the waterproof layer. The waterproof performance of the special cable can be improved by the polyethylene material used in the wear-resistant layer, and the cable can be prevented from being stolen by the cable code arranged on the surface of the wear-resistant layer.

Description of drawings

Fig. 1 is the structural representation of the isometric view of the utility model;

FIG. 2 is a schematic structural diagram of a cross-sectional view of the utility model.

In the figure: 1 cable conductor, 2 first insulating layer, 3 first high temperature resistant layer, 4 second insulating layer, 5 ground wire, 6 second high temperature resistant layer, 7 metal layer, 8 waterproof layer, 9 wear-resistant layer .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Embodiment: Referring to Figures 1-2, the present utility model provides a technical solution, a special cable with good waterproof effect and high temperature resistance, comprising a cable conductor 1, and the surface of the cable conductor 1 is wound with a first insulating layer 2, so The surface of the first insulating layer 2 is wound with a first high temperature resistant layer 3, the surface of the first high temperature resistant layer 3 is wound with a second insulating layer 4, and the first insulating layer 2 and the second insulating layer 4 are made of polyamide. It is made of tetrafluoroethylene, which can improve the load strength of its special cable. The second insulating layer 4 is embedded with a ground wire 5, and the surface of the second insulating layer 4 is fixedly connected with a second high temperature resistant layer 6. The first high temperature resistant layer 3 and the second high temperature resistant layer 6 are made of refractory fiber cotton. The excellent thermal stability of the refractory fiber cotton can make the special cable have better high temperature resistance. The second high temperature resistant layer The surface of 6 is fixedly installed with a metal layer 7, which is made of metal aluminum, which can increase the thermal conductivity of the special cable, prevent local heat from being too high, and improve the tensile strength of the special cable. A waterproof layer 8 is fixedly installed on the surface. The waterproof layer 8 is made of rubber material to improve the waterproof performance of the special cable. The surface of the waterproof layer 8 is fixedly connected with a wear-resistant layer 9. It is made of vinyl material, and the surface of the wear-resistant layer 9 is provided with a cable code, which improves the service life of the special cable and prevents the cable from being stolen. The load strength of the special cable can be improved through multiple groups of cable conductors 1. The first insulating layer 2 and the PTFE used in the second insulating layer 4 can greatly improve the insulation of the special cable, and the refractory fiber cotton used in the first high temperature resistant layer 3 and the second high temperature resistant layer 6 has excellent thermal stability. The special cable has good high temperature resistance. The metal aluminum used in the metal layer 7 can increase the thermal conductivity of the special cable to prevent local heat from being too high. The strength of the special cable is improved through the metal layer 7 and the tensile strength of the special cable is improved. Strength, the waterproof performance of the special cable can be improved by the rubber material used in the waterproof layer 8, the service life of the special cable can be improved by the polyethylene material used in the wear-resistant layer 9, and the cable provided on the surface of the wear-resistant layer 9 can be improved. Coding prevents the cable from being stolen.

To sum up, the high temperature resistant special cable with good waterproof effect can improve the load strength of the special cable through multiple sets of cable conductors 1, and the PTFE used in the first insulating layer 2 and the second insulating layer 4 can greatly improve the load strength of the special cable. The insulation of the special cable is very good. The refractory fiber cotton used in the first high temperature resistant layer 3 and the second high temperature resistant layer 6 has excellent thermal stability, which can make the special cable have better high temperature resistance. The metal aluminum used can increase the thermal conductivity of the special cable and prevent local heat from being too high. The strength of the special cable can be improved through the metal layer 7 to improve the tensile strength of the special cable. The rubber material used in the waterproof layer 8 can improve the special cable. The waterproof performance of the special cable can be improved by the polyethylene material used in the wear-resistant layer 9, and the cable code can be prevented from being stolen by the cable code provided on the surface of the wear-resistant layer 9, which solves the problem of the existing ordinary cable. The problem of low temperature resistance strength and waterproof performance.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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 and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high temperature resistant special cable that water-proof effects is good, includes cable conductor (1), its characterized in that, the surface winding of cable conductor (1) has first insulating layer (2), the surface winding of first insulating layer (2) has first high temperature resistant layer (3), the surface winding of first high temperature resistant layer (3) has second insulating layer (4), inlay in second insulating layer (4) and install ground wire (5), the fixed surface of second insulating layer (4) is connected with second high temperature resistant layer (6), the fixed surface of second high temperature resistant layer (6) installs metal level (7), the fixed surface of metal level (7) installs waterproof layer (8), the fixed surface of waterproof layer (8) is connected with wearing layer (9).

2. The special high-temperature-resistant cable with good waterproof effect as claimed in claim 1, wherein the first insulating layer (2) and the second insulating layer (4) are made of polytetrafluoroethylene.

3. The high-temperature-resistant special cable with good waterproof effect as claimed in claim 1, wherein the first high-temperature-resistant layer (3) and the second high-temperature-resistant layer (6) are made of refractory cellucotton.

4. The special high-temperature-resistant cable with good waterproof effect as claimed in claim 1, wherein the metal layer (7) is made of metal aluminum.

5. The special high-temperature-resistant cable with good waterproof effect as claimed in claim 1, wherein the waterproof layer (8) is made of rubber material.

6. The special high-temperature-resistant cable with good waterproof effect as claimed in claim 1, wherein the wear-resistant layer (9) is made of polyethylene material, and the surface of the wear-resistant layer (9) is provided with a cable code.

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