CN216749401U

CN216749401U - Low-smoke halogen-free low-temperature-resistant cloth wire

Info

Publication number: CN216749401U
Application number: CN202220512828.5U
Authority: CN
Inventors: 张月华; 刘万里
Original assignee: Shengze Cable Co ltd
Current assignee: Shengze Cable Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-06-14
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to the technical field of cables, in particular to a low-temperature-resistant cloth wire with low smoke and no halogen materials, which comprises a core layer and a protective layer, wherein the protective layer is arranged outside the core layer, the core layer comprises a plurality of groups of cable cores which are twisted with each other, insulating layers are arranged outside the cable cores, heat-insulating filling layers are arranged among the shielding layers, the cable cores and reinforcing ribs, a heat-insulating layer is arranged outside a waterproof layer, a flame-retardant layer is arranged outside the heat-insulating layer, a wear-resistant layer is arranged outside the flame-retardant layer, and the low-temperature resistance of the wire is improved by arranging the heat-insulating filling layers and the heat-insulating layer, so that the pollution caused by adding halogen is avoided; the heating pipe is arranged to heat the electric wire when the ambient temperature is too low, so that the normal use of the electric wire is prevented from being influenced; avoid the electric wire burning through setting up fire-retardant layer, increase the life of electric wire through setting up wearing layer and anti-oxidant coating.

Description

Low-smoke halogen-free low-temperature-resistant cloth wire

Technical Field

The utility model relates to the technical field of cables, in particular to a low-temperature-resistant cloth wire with low smoke and no halogen material.

Background

Along with the continuous improvement of the living standard of people, the demand of people on electricity utilization is higher and higher. The wire is wider and wider in material and application, and the multifunctional wire material is more and more popular. The electric wire refers to a wire for transmitting electric energy. The device comprises bare wires, electromagnetic wires and insulated wires. The bare wires have no insulating layer and comprise copper, aluminum flat wires, overhead stranded wires and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like). It is mainly used for outdoor overhead and indoor bus bars and switch boxes. Magnet wires are insulated wires that, when energized, produce a magnetic field or induce a current in a magnetic field. It is mainly used for motor and transformer coils and other relevant electromagnetic equipment. The conductor is mainly a copper wire, and has a thin insulating layer, good electrical and mechanical properties, heat resistance, moisture resistance, solvent resistance and the like. However, in the conventional electric wire and cable, in order to improve low temperature resistance, a large amount of halogen is added into the cable, so that the cable is very easy to pollute during treatment, and the components of the cable are very easy to pollute nearby water sources after long-term use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing electric wire and cable are easy to pollute during the treatment due to a large amount of halogen added into the cable in order to improve the low-temperature resistance, and nearby water sources are easy to pollute due to the aging of various parts of the cable after long-term use, and the like, and provides a low-temperature resistant cloth electric wire with low smoke and no halogen.

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

the design is a low-temperature-resistant cloth wire without halogen materials, and the low-temperature-resistant cloth wire comprises a core layer and a protective layer, wherein the protective layer is arranged outside the core layer, the core layer comprises a plurality of groups of cable cores twisted with each other, an insulating layer is arranged outside each cable core, reinforcing ribs are arranged between the cable cores, a shielding layer is sleeved outside each cable core, a heat-insulating filling layer is arranged between each shielding layer and each cable core and each reinforcing rib, the protective layer comprises a waterproof layer arranged outside each shielding layer, a heat-insulating layer is arranged outside each waterproof layer, a flame-retardant layer is arranged outside each heat-insulating layer, and a wear-resistant layer is arranged outside each flame-retardant layer.

Preferably, the outer part of the wear-resistant layer is provided with an oxidation-resistant coating.

Preferably, a plurality of groups of heating pipes are arranged inside the heat-insulating layer at intervals.

Preferably, the reinforcing rib is a stranded galvanized steel wire.

The heat-insulation filling layer is a polyurethane foam filling layer.

The utility model provides a low-temperature-resistant cloth wire with low smoke and no halogen material, which has the beneficial effects that: the low-temperature resistance of the wire is improved by arranging the heat-insulating filling layer and the heat-insulating layer, so that pollution caused by halogen addition is avoided; the heating pipe is arranged to heat the electric wire when the ambient temperature is too low, so that the normal use of the electric wire is prevented from being influenced; avoid the electric wire burning through setting up fire-retardant layer, increase the life of electric wire through setting up wearing layer and anti-oxidant coating.

Drawings

FIG. 1 is a schematic diagram of a core layer structure of a low-smoke halogen-free low-temperature-resistant cloth wire according to the present invention;

fig. 2 is a schematic structural view of a low-smoke halogen-free low-temperature-resistant wire-distribution cable core provided by the utility model.

In the figure: 1. a core layer; 2. a cable core; 3. an insulating layer; 4. reinforcing ribs; 5. a shielding layer; 6. a heat-insulating filling layer; 7. a waterproof layer; 8. a heat-insulating layer; 9. a flame retardant layer; 10. a wear layer; 11. an oxidation resistant coating; 12. heating the tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a low-temperature resistant electric wire with low smoke and no halogen material comprises a core layer 1 and a protective layer, wherein the protective layer is arranged outside the core layer 1, the core layer 1 comprises a plurality of groups of cable cores 2 which are mutually twisted, insulating layers 3 are arranged outside the cable cores 2, reinforcing ribs 4 are arranged between the cable cores 2, a shielding layer 5 is sleeved outside the cable cores 2, a heat-insulating filling layer 6 is arranged between the shielding layer 5 and the cable cores 2 and between the shielding layer 5 and the reinforcing ribs 4, the protective layer comprises a waterproof layer 7 arranged outside the shielding layer 5, a heat-insulating layer 8 is arranged outside the waterproof layer 7, a flame-retardant layer 9 is arranged outside the heat-insulating layer 8, a wear-resistant layer 10 is arranged outside the flame-retardant layer 9, the low-temperature resistance of the electric wire is improved by arranging the heat-insulating filling layer 6 and the heat-insulating layer 8, and pollution caused by adding halogen is avoided; the wire is prevented from burning by the provision of the flame-retardant layer 9.

The outside of wearing layer 10 is provided with anti-oxidation coating 11, increases the life of electric wire through setting up wearing layer 10 and anti-oxidation coating 11.

A plurality of groups of heating pipes 12 are arranged in the heat preservation layer 8 at intervals, and the heating pipes 12 can heat the electric wire when the ambient temperature is too low, so that the normal use of the electric wire is prevented from being influenced.

The reinforcing ribs 4 are stranded galvanized steel wires.

The heat-insulating filling layer 6 is a polyurethane foam filling layer.

When the low-temperature-resistant wire is used, the low-temperature resistance of the wire is improved by arranging the heat-insulating filling layer 6 and the heat-insulating layer 8, so that the pollution caused by adding halogen is avoided; avoid the electric wire burning through setting up fire-retardant layer 9, increase the life of electric wire through setting up wearing layer 10 and anti-oxidant coating 11, can heat the normal use of avoiding influencing the electric wire when ambient temperature is low excessively through setting up heating pipe 12.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A low-temperature resistant cloth wire with low smoke and no halogen material comprises a core layer (1) and a protective layer, characterized in that a protective layer is arranged outside the core layer (1), the core layer (1) comprises a plurality of groups of cable cores (2) which are twisted with each other, the outer parts of the cable cores (2) are all provided with insulating layers (3), reinforcing ribs (4) are arranged between the cable cores (2), a shielding layer (5) is sleeved outside the cable core (2), a heat-insulating filling layer (6) is arranged between the shielding layer (5) and the cable core (2) and between the shielding layer and the reinforcing ribs (4), the protective layer comprises a waterproof layer (7) arranged outside the shielding layer (5), a heat-insulating layer (8) is arranged outside the waterproof layer (7), the heat-insulating layer (8) is provided with a flame-retardant layer (9) on the outside, and the flame-retardant layer (9) is provided with a wear-resistant layer (10) on the outside.

2. The low-smoke halogen-free low-temperature-resistant electric wire cloth as claimed in claim 1, wherein an oxidation-resistant coating (11) is provided on the outside of the wear-resistant layer (10).

3. The low-smoke halogen-free low-temperature-resistant cloth wire according to claim 1, characterized in that a plurality of groups of heating pipes (12) are arranged inside the heat-insulating layer (8) at intervals.

4. The low-smoke halogen-free low-temperature-resistant wire harness as claimed in claim 1, wherein the reinforcing ribs (4) are stranded galvanized steel wires.

5. The low-smoke halogen-free low-temperature-resistant cloth wire according to claim 1, wherein the heat-insulating filling layer (6) is a polyurethane foam filling layer.