CN213660048U - Novel composite fireproof cable - Google Patents

Abstract

The utility model discloses a novel compound fireproof cable, which comprises a wire, the outer wall of wire is equipped with high temperature resistant layer, high temperature resistant layer includes ceramic high temperature thermal-insulated coating and asbestos layer, the outer wall of locating the wire on asbestos layer, the outer wall spraying on asbestos layer has ceramic high temperature thermal-insulated coating. This novel compound fireproof cable, give the cable and have good high temperature resistant characteristic, avoid the cable not to have high temperature resistant characteristic, when the unexpected contact of fire and cable, can't carry out timely putting out, cause the cable to melt, electric power leaks, cause the accident, this novel compound fireproof cable, through the fluorine glue film, cooperation between ethylene-propylene rubber and the brominated butyl rubber, make this novel compound fireproof cable accessible fluorine glue film, the ageing resistance of ethylene-propylene rubber and brominated butyl rubber, avoid having cable current usually through long-term use, the skin of cable may age, make the work efficiency of cable unstable.

Description

Novel composite fireproof cable

Technical Field

The utility model relates to the technical field of cables, specifically a novel compound fire prevention.

Background

The cable is an electric energy or signal transmission device, usually comprises several or several group's wires, though the transportation of electric power can be realized to current cable, but there is current cable not have high temperature resistant characteristic, when fire and cable accidental contact, can't carry out timely putting out, cause the cable to melt, electric power leaks, cause the problem of accident, and there is current cable usually through long-term use, the skin of cable is probably ageing, make the unstable problem of work efficiency of cable.

Disclosure of Invention

An object of the utility model is to provide a novel compound fireproof cable to the cable that has now that provides in solving above-mentioned background does not have high temperature resistant characteristic, when the unexpected contact of fire and cable, can't carry out timely putting out, causes the cable to melt, and electric power leaks, causes the problem of accident.

In order to achieve the above object, the utility model provides a following technical scheme: a novel composite fireproof cable comprises a lead, wherein a high-temperature resistant layer is arranged on the outer wall of the lead;

the high-temperature resistant layer comprises a ceramic high-temperature heat insulation coating and an asbestos layer;

the outer wall of locating the wire on asbestos layer, the outer wall spraying on asbestos layer has ceramic high temperature thermal-insulated coating.

Preferably, the ceramic high-temperature heat insulation coating is matched with the outer wall of the asbestos layer.

Preferably, the inner wall of the asbestos layer is provided with an anti-aging layer;

the anti-aging layer comprises a fluorine rubber layer, ethylene propylene rubber and brominated butyl rubber;

the fluorine rubber layer is adhered to the inner wall of the asbestos layer, the inner wall of the fluorine rubber layer is adhered with ethylene propylene rubber, and the inner wall of the ethylene propylene rubber layer is adhered with brominated butyl rubber.

Preferably, the fluorine rubber layer, the ethylene propylene rubber and the brominated butyl rubber are positioned in the same circle center.

Preferably, the outer wall of the lead is provided with a shielding layer;

the shielding layer comprises a natural rubber and metal braided shielding layer;

the inner walls of the metal braided shielding layers are in interference fit with the outer walls of the leads, natural rubber is adhered to the outer walls of the metal braided shielding layers, and the outer walls of the natural rubber and the inner wall of the brominated butyl rubber are adhered.

Preferably, a plurality of the natural rubber and the metal braided shielding layers are distributed in degree between each two.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization.

This novel compound fireproof cable through the cooperation between asbestos layer and the ceramic high temperature thermal-insulated coating for have good high temperature resistant characteristic through asbestos layer and ceramic high temperature thermal-insulated coating, give the cable and have good high temperature resistant characteristic, avoid the cable not to have high temperature resistant characteristic, when fire and cable accidental contact, can't carry out timely putting out, cause the cable to melt, electric power leaks, causes the accident.

This novel compound fireproof cable through the cooperation between fluorine glue film, ethylene-propylene rubber and the brominated butyl rubber for this novel compound fireproof cable accessible fluorine glue film, ethylene-propylene rubber and brominated butyl rubber's ageing resistance avoids having the cable that has usually now through long-term use, and the skin of cable may be ageing, makes the work efficiency of cable unstable.

Drawings

FIG. 1 is a schematic view of the connection relationship of the present invention;

FIG. 2 is a schematic structural view of the asbestos layer and the ceramic high-temperature thermal insulation coating in FIG. 1;

FIG. 3 is a schematic structural diagram of the fluorine rubber layer, ethylene propylene rubber and brominated butyl rubber in FIG. 1;

fig. 4 is a schematic structural diagram of the natural rubber layer and the metal braided shield layer in fig. 1.

In the figure: 1. the high-temperature-resistant cable comprises a conductor, 2, a high-temperature-resistant layer, 201, a ceramic high-temperature-resistant heat-insulating coating, 202, an asbestos layer, 3, an anti-aging layer, 301, a fluorine rubber layer, 302, ethylene propylene rubber, 303, brominated butyl rubber, 4, a shielding layer, 401, a natural rubber layer, 402 and a metal braided shielding layer.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel compound fireproof cable, including wire 1, the outer wall of wire 1 is equipped with high temperature resistant layer 2, high temperature resistant layer 2 includes ceramic high temperature thermal-insulated coating 201 and asbestos layer 202, the outer wall of locating wire 1 of asbestos layer 202, asbestos layer 202 has and keeps warm, the fire prevention, it is thermal-insulated, it is anticorrosive, give sound insulation, characteristics such as insulation, the outer wall spraying of asbestos layer 202 has ceramic high temperature thermal-insulated coating 201, ceramic high temperature thermal-insulated coating 201 has low coefficient of heat conductivity, it is high-efficient thermal-insulated, the temperature resistant is high, it is fire-retardant, insulating withstand voltage's thermal-insulated material, ceramic high temperature thermal-insulated coating 201 agrees with the outer wall of asbestos layer 202 mutually, make ceramic high temperature thermal-insulated coating 201 can stably wrap up the outer wall at asbestos layer.

The inner wall of the asbestos layer 202 is provided with the anti-aging layer 3, the anti-aging layer 3 comprises a fluorine rubber layer 301, ethylene propylene rubber 302 and brominated butyl rubber 303, the fluorine rubber layer 301 is adhered to the inner wall of the asbestos layer 202, the fluorine rubber layer 301 has heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance, the inner wall of the fluorine rubber layer 301 is adhered with the ethylene propylene rubber 302, the ethylene propylene rubber 302 is synthesized by taking ethylene and propylene as main raw materials and has outstanding aging resistance, electrical insulation performance and ozone resistance, the inner wall of the ethylene propylene rubber 302 is adhered with the brominated butyl rubber 303, the brominated butyl rubber 303 is an isobutylene-isoprene copolymer elastomer containing active bromine, and the brominated butyl rubber has a butyl rubber basically saturated main chain, so the butyl rubber has various performance characteristics of a butyl polymer, such as higher physical strength, better vibration damping performance, low permeability, aging resistance and weather aging resistance, the fluorine rubber layer 301, the ethylene propylene rubber 302 and the brominated butyl rubber 303 are positioned at the same center of a circle, so that the fluorine rubber layer 301, the ethylene propylene rubber 302 and the brominated butyl rubber 303 can be stably attached.

The outer wall of wire 1 is equipped with shielding layer 4, shielding layer 4 includes natural rubber 401 and metal woven shield 402, the inner wall of a plurality of metal woven shield 402 and the outer wall interference fit of a plurality of wires 1, metal woven shield 402 is woven for stainless steel wire and aluminum alloy wire and is formed, make metal woven shield 402 can prevent to disturb other control cable transmission signal, the outer wall adhesion of a plurality of metal woven shield 402 has natural rubber 401, the adhesion is thought with the inner wall of brominated butyl rubber 303 to natural rubber 401's outer wall, a plurality of natural rubber 401 and metal woven shield 402 are 90 degrees between two liang and distribute, make the parcel wire 1 that a plurality of metal woven shield 402 can be stable.

When the novel composite fireproof cable is used, the novel composite fireproof cable has stable high-temperature resistance through the heat insulation material with low heat conductivity coefficient, high efficiency, heat insulation, high temperature resistance, fire resistance, flame retardance, insulation and pressure resistance of the ceramic high-temperature heat insulation coating 201 and the characteristics of heat preservation, fire resistance, heat insulation, corrosion resistance, sound insulation, insulation and the like of the asbestos layer 202, the novel composite fireproof cable is prevented from having no high-temperature resistance, when fire accidentally contacts with the novel composite fireproof cable, the novel composite fireproof cable cannot be timely extinguished, the novel composite fireproof cable is melted, electric power leaks out, accidents are caused, the heat resistance, the oxidation resistance, the oil resistance, the corrosion resistance and the atmospheric aging resistance are realized through the fluorine adhesive layer 301, the ethylene propylene rubber 302 is synthesized by taking ethylene and propylene as main raw materials, the novel composite fireproof cable has outstanding aging resistance, electric insulation performance and ozone resistance, and the brominated butyl rubber 303 is an isobutylene-isoprene copolymer elastomer containing active bromine, because brominated butyl rubber possesses the basic saturated main chain of butyl rubber, so it has butyl polymer's multiple performance characteristic, like higher physical strength, better damping performance, low permeability, ageing-resistant and resistant weather ageing for this novel compound fireproof cable avoids ageing after long-term use, causes this novel compound fireproof cable work efficiency unstable.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 (6)

1. The utility model provides a novel compound fireproof cable, includes wire (1), its characterized in that: the outer wall of the lead (1) is provided with a high temperature resistant layer (2);

the high-temperature resistant layer (2) comprises a ceramic high-temperature heat insulation coating (201) and an asbestos layer (202);

the outer wall of locating wire (1) on asbestos layer (202), the outer wall spraying on asbestos layer (202) has ceramic high temperature thermal-insulated coating (201).

2. The novel composite fireproof cable of claim 1, wherein: the ceramic high-temperature heat insulation coating (201) is matched with the outer wall of the asbestos layer (202).

3. The novel composite fireproof cable of claim 1, wherein: the inner wall of the asbestos layer (202) is provided with an anti-aging layer (3);

the anti-aging layer (3) comprises a fluorine rubber layer (301), ethylene propylene rubber (302) and brominated butyl rubber (303);

the inner wall of fluorine glue film (301) adhesion in asbestos layer (202), the inner wall adhesion of fluorine glue film (301) has ethylene propylene rubber (302), the inner wall adhesion of ethylene propylene rubber (302) has brominated butyl rubber (303).

4. The novel composite fireproof cable of claim 3, wherein: the fluorine rubber layer (301), the ethylene propylene rubber (302) and the brominated butyl rubber (303) are positioned in the same circle center.

5. The novel composite fireproof cable of claim 1, wherein: the outer wall of the lead (1) is provided with a shielding layer (4);

the shielding layer (4) comprises a natural rubber (401) and a metal braided shielding layer (402);

the inner wall of the metal braided shielding layer (402) is in interference fit with the outer wall of the conducting wires (1), the outer wall of the metal braided shielding layer (402) is adhered with natural rubber (401), and the outer wall of the natural rubber (401) is adhered with the inner wall of the brominated butyl rubber (303).

6. The novel composite fireproof cable of claim 5, wherein: the natural rubber (401) and the metal braided shielding layer (402) are distributed at 90 degrees between every two.

Images