CN218181854U

CN218181854U - High-temperature flame erosion resistant cable

Info

Publication number: CN218181854U
Application number: CN202222215728.9U
Authority: CN
Inventors: 李凤芝; 赵聪; 柴勇; 刘德友; 马倩; 王超
Original assignee: Tianjin Aoxuntong Cable Technology Development Co ltd
Current assignee: Tianjin Aoxuntong Cable Technology Development Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-12-30
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a high temperature resistant flame erodees cable, including the conductor body, the surface cover of conductor body is equipped with the insulating layer, the surface cover of insulating layer is equipped with the fire prevention insulating layer. The utility model discloses a set up the insulating layer and be used for reaching the advantage that improves the insulating nature of conductor body, be used for reaching the advantage that improves conductor body fire-proof heat-proof quality through setting up the fire prevention insulating layer, make the conductor body when receiving high temperature flame to erode, can effectually improve the fire-proof heat-proof quality of conductor body, prevent that the conductor body from receiving the damage immediately when high temperature flame erodees, lead to the unable use of conductor body, be used for reaching the advantage that improves conductor body protective property through setting up the protection skin, it has solved simultaneously to have flame to erode or can lead to the direct unable use of cable in similar environment at missile rocket etc., cause the unable normal effect that plays electric connection of cable, reduce the problem of cable at high temperature environment application range.

Description

High-temperature flame erosion resistant cable

Technical Field

The utility model relates to the technical field of cables, specifically be a high temperature resistant flame erodees cable.

Background

A cable is generally a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, each group of conductors being insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering, the cable having internal current-carrying, external insulation characteristics, the more common fireproof cable in the market at present comprises mineral cables, ceramic cables, mica cables and the like, however, the cable can not be directly used in the environment that missile rockets and the like have flame scouring or the like, the cable can not normally play a role in electric connection, and the application range of the cable in a high-temperature environment is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant flame erodees cable possesses the advantage of fire prevention high temperature resistance, has solved current cable and has flame erode or can lead to the direct unable use of cable in similar environment at guided missile rocket etc. and cause the unable normal effect that plays electric connection of cable, reduces the problem of cable at high temperature environment application range.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high temperature resistant flame erodees cable, includes the conductor body, the surface cover of conductor body is equipped with the insulating layer, the surface cover of insulating layer is equipped with the fire prevention insulating layer, the surface cover of fire prevention insulating layer is equipped with the protection skin.

Preferably, the insulating layer comprises a polyvinyl chloride layer, a polypropylene layer is arranged on the surface of the polyvinyl chloride layer, and the conductor body is a silver-plated copper wire conductor.

Preferably, the fireproof heat insulation layer comprises a mica tape, quartz sand is arranged on the surface of the mica tape, and high-temperature insulating paint is coated on the surface of the quartz sand.

Preferably, the outer layer of protection includes polytetrafluoroethylene raw material area, the surface cover in polytetrafluoroethylene raw material area is equipped with the polyethylene sheath.

Preferably, the polyvinyl chloride layer is coated on the surface of the conductor body, and the thickness of the polyvinyl chloride layer is the same as that of the polypropylene layer.

Preferably, the mica tape is wound on the surface of the insulating layer, and the thickness of the mica tape is the same as that of the quartz sand.

Preferably, the polytetrafluoroethylene raw material tape is wound on the surface of the fireproof heat insulation layer, and the polytetrafluoroethylene raw material tape and the polyethylene sheath are the same in thickness.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the insulating layer and be used for reaching the advantage that improves the insulating nature of conductor body, be used for reaching the advantage that improves conductor body fire-proof heat-proof quality through setting up the fire prevention insulating layer, make the conductor body when receiving high temperature flame to erode, can effectually improve the fire-proof heat-proof quality of conductor body, prevent that the conductor body from receiving the damage immediately when high temperature flame erodees, lead to the unable use of conductor body, be used for reaching the advantage that improves conductor body protective property through setting up the protection skin, it has solved simultaneously to have flame to erode or can lead to the direct unable use of cable in similar environment at missile rocket etc., cause the unable normal effect that plays electric connection of cable, reduce the problem of cable at high temperature environment application range.

2. The utility model discloses a set up high temperature insulating varnish for preventing that the quartz sand is loose in the use, mutually support through setting up polytetrafluoroethylene raw material area and polyethylene sheath for whole protecting the cable, play holistic fastening.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the insulating layer of the present invention;

FIG. 3 is a schematic view of the structure of the fireproof heat-insulating layer of the present invention;

fig. 4 is a schematic view of the protective outer layer structure of the present invention.

In the figure: 1. a conductor body; 2. an insulating layer; 21. a polyvinyl chloride layer; 22. a polypropylene layer; 3. a fireproof heat-insulating layer; 31. mica tapes; 32. quartz sand; 4. a protective outer layer; 41. polytetrafluoroethylene raw material tape; 42. a polyethylene jacket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, a high temperature flame erosion resistant cable, including conductor body 1, the surface cover of conductor body 1 is equipped with insulating layer 2, the surface cover of insulating layer 2 is equipped with fire-proof thermal insulation layer 3, the surface cover of fire-proof thermal insulation layer 3 is equipped with protective outer layer 4, be used for reaching the advantage of improving the insulating property of conductor body 1 by setting up insulating layer 2, be used for reaching the advantage of improving the fire-proof thermal insulation performance of conductor body 1 by setting up fire-proof thermal insulation layer 3, make conductor body 1 when receiving high temperature flame to erode, can effectual improvement conductor body 1's fire-proof thermal insulation performance, prevent that conductor body 1 from receiving the damage immediately when high temperature flame erodees, lead to conductor body 1 can't use, be used for reaching the advantage of improving conductor body 1 protective performance through setting up protective outer layer 4.

The insulating layer 2 comprises a polyvinyl chloride layer 21, a polypropylene layer 22 is arranged on the surface of the polyvinyl chloride layer 21, and the conductor body 1 is a silver-plated copper wire conductor.

The fireproof heat insulation layer 3 comprises a mica tape 31, quartz sand 32 is arranged on the surface of the mica tape 31, and high-temperature insulating paint is coated on the surface of the quartz sand 32 and is used for preventing the quartz sand 32 from loosening in the using process.

The outer protection layer 4 comprises a polytetrafluoroethylene raw material belt 41, and a polyethylene sheath 42 is sleeved on the surface of the polytetrafluoroethylene raw material belt 41.

The polyvinyl chloride layer 21 is coated on the surface of the conductor body 1, and the thickness of the polyvinyl chloride layer 21 is the same as that of the polypropylene layer 22.

The mica tape 31 is wound on the surface of the insulating layer 2, and the thickness of the mica tape 31 is the same as that of the quartz sand 32.

Polytetrafluoroethylene raw material area 41 twines on the surface of fire prevention insulating layer 3, and polytetrafluoroethylene raw material area 41 is the same with polyethylene sheath 42's thickness, mutually supports through setting up polytetrafluoroethylene raw material area 41 and polyethylene sheath 42 for protect the cable wholly, play holistic fastening.

During the use, mutually support through setting up polyvinyl chloride layer 21 and polypropylene layer 22, reach and improve the insulating nature advantage of conductor body 1, mutually support through setting up mica tape 31 and quartz sand 32, reach and improve the advantage of conductor body 1 fire prevention heat-proof quality, mica tape 31 plays the fire prevention effect, quartz sand 32 plays the heat-proof thermal-insulated effect of temperature resistance, make conductor body 1 when receiving high temperature flame to erode, can effectually improve the fire prevention heat-proof quality of conductor body 1, prevent that conductor body 1 from receiving the damage immediately when high temperature flame erodees, lead to conductor body 1 unable to use, mutually support through setting up polytetrafluoroethylene raw material area 41 and polyethylene sheath 42, reach the advantage that improves conductor body 1 barrier propterty.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature resistant flame erodees cable, includes conductor body (1), its characterized in that: the surface cover of conductor body (1) is equipped with insulating layer (2), the surface cover of insulating layer (2) is equipped with fire prevention insulating layer (3), the surface cover of fire prevention insulating layer (3) is equipped with protection skin (4).

2. A high temperature flame scouring resistant cable as claimed in claim 1, wherein: the insulating layer (2) comprises a polyvinyl chloride layer (21), a polypropylene layer (22) is arranged on the surface of the polyvinyl chloride layer (21), and the conductor body (1) is a silver-plated copper wire conductor.

3. A high temperature flame scouring resistant cable as claimed in claim 1, wherein: the fireproof heat insulation layer (3) comprises a mica tape (31), quartz sand (32) is arranged on the surface of the mica tape (31), and high-temperature insulating paint is coated on the surface of the quartz sand (32).

4. A high temperature flame scouring resistant cable as claimed in claim 1, wherein: the outer protection layer (4) comprises a polytetrafluoroethylene raw material belt (41), and a polyethylene sheath (42) is sleeved on the surface of the polytetrafluoroethylene raw material belt (41).

5. A high temperature flame scouring resistant cable as claimed in claim 2, wherein: the polyvinyl chloride layer (21) is coated on the surface of the conductor body (1), and the polyvinyl chloride layer (21) and the polypropylene layer (22) are the same in thickness.

6. A high temperature flame scouring resistant cable as claimed in claim 3, wherein: the mica tape (31) is wound on the surface of the insulating layer (2), and the mica tape (31) and the quartz sand (32) are the same in thickness.

7. The high temperature flame washing resistant cable of claim 4, wherein: the polytetrafluoroethylene raw material belt (41) is wound on the surface of the fireproof heat insulation layer (3), and the polytetrafluoroethylene raw material belt (41) and the polyethylene sheath (42) are the same in thickness.