CN213660050U

CN213660050U - Halogen-free low-smoke flame-retardant cable

Info

Publication number: CN213660050U
Application number: CN202022641757.2U
Authority: CN
Inventors: 浦全正
Original assignee: Harbin Yuelong Wire And Cable Co ltd
Current assignee: Harbin Yuelong Wire And Cable Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-09
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a there is not steamed low cigarette flame retarded cable, which comprises a conductor, the surface cover of conductor is equipped with the first insulation layer, the surface cover on first insulation layer is equipped with first flame retardant coating, the surface parcel of first flame retardant coating has the shielding layer, the surface parcel of shielding layer has first low cigarette halogen-free around the covering, first low cigarette halogen-free has first inoxidizing coating around the surface parcel of covering. The utility model discloses a conductor, the first insulation layer, first flame retardant coating, the shielding layer, first low smoke and zero halogen winds the covering, first inoxidizing coating, the second inoxidizing coating, the waterproof layer, first corrosion resistant layer, the second insulating layer, second low smoke and zero halogen winds the covering, the antistatic backing, the second flame retardant coating, the cooperation of second corrosion resistant layer and wearing layer is used, it is poor to have solved current low smoke and zero halogen electric wire's flame retardant efficiency, when the conflagration breaing out, the cable is easily fired can increase the intensity of a fire, influence rescue efficiency, still can cause serious economic loss's problem.

Description

Halogen-free low-smoke flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, specifically a there is not steamed low cigarette flame retarded cable.

Background

At present, with the rapid development of national economy, cables are widely applied to densely populated places, such as thermal power stations, subway stations, power plants, high-rise buildings, military facilities, oil platforms and other various fields, so that the requirements of people on the quality and functions of the cables are higher and higher, and further, low-smoke halogen-free wires are developed, wherein the low-smoke halogen-free wires refer to halogen substances of insulating layer materials of the wires, halogen-containing gas is not released under the condition of combustion, the concentration of generated smoke is lower, but the flame retardant effect of the existing low-smoke halogen-free wires is poor, when a fire disaster occurs, the flammability of the cables can increase the fire, the rescue efficiency is influenced, and serious economic loss can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a there is not steamed low cigarette flame retarded cable, possess fire-retardant advantage, it is poor to have solved the flame retardant efficiency of current low cigarette halogen-free electric wire, and when the conflagration breaing out, the cable is easily fired can increase the intensity of a fire, influences rescue efficiency, still can cause serious economic loss's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a there is not steamed low cigarette flame retarded cable, includes the conductor, the surface cover of conductor is equipped with first insulating layer, the surface cover of first insulating layer is equipped with first flame retardant coating, the surface parcel of first flame retardant coating has the shielding layer, the surface parcel of shielding layer has first low cigarette zero halogen around the covering, first low cigarette zero halogen has first inoxidizing coating around the surface parcel of covering, the surface parcel of first inoxidizing coating has the second inoxidizing coating, first inoxidizing coating includes the waterproof layer, the surface parcel of waterproof layer has first corrosion resistant layer, the surface parcel of first corrosion resistant layer has the second insulating layer, the surface parcel of second insulating layer has second low cigarette zero halogen around the covering, the second inoxidizing coating includes the antistatic backing, the surface parcel of antistatic backing has the second flame retardant coating, the surface parcel of second flame retardant coating has the second corrosion resistant layer, and the outer surface of the second corrosion-resistant layer is wrapped with a wear-resistant layer.

Preferably, the first insulating layer is an epoxy tube, and the first fireproof layer is made of a glass fiber material.

Preferably, first low smoke and zero halogen is formed by the transposition of metal copper wire around the covering with the second low smoke and zero halogen, the waterproof layer is asphalt felt material.

Preferably, the first corrosion-resistant layer is made of a polytetrafluoroethylene material, and the second insulating layer is made of an organic silicon material.

Preferably, the antistatic layer is made of nylon, and the second fireproof layer is made of basalt materials.

Preferably, the second corrosion-resistant layer is made of a carbon fiber material, and the wear-resistant layer is made of a polyether-ether-ketone resin material.

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

1. the utility model discloses a conductor, the first insulation layer, first flame retardant coating, the shielding layer, first low smoke and zero halogen winds the covering, first inoxidizing coating, the second inoxidizing coating, the waterproof layer, first corrosion resistant layer, the second insulating layer, second low smoke and zero halogen winds the covering, the antistatic backing, the second flame retardant coating, the cooperation of second corrosion resistant layer and wearing layer is used, it is poor to have solved current low smoke and zero halogen electric wire's flame retardant efficiency, when the conflagration breaing out, the cable is easily fired can increase the intensity of a fire, influence rescue efficiency, still can cause serious economic loss's problem.

2. The utility model discloses a set up first flame retardant coating and make for glass fiber material, can be convenient for improve the flame retardant efficiency of cable, be pitch asphalt felt material through setting up the waterproof layer, can be convenient for improve the water-proof effects of cable, make for polytetrafluoroethylene material through setting up first corrosion resistant layer, can be convenient for improve the corrosion resistance of cable, make for the basalt material through setting up the second flame retardant coating, can improve the fire resistance of cable.

Drawings

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

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

fig. 3 is a cross-sectional view of the first protective layer of the present invention.

Fig. 4 is a cross-sectional view of a second protective layer of the present invention;

in the figure: 1. a conductor; 2. a first insulating layer; 3. a first fire resistant layer; 4. a shielding layer; 5. a first low-smoke halogen-free wrapping layer; 6. a first protective layer; 7. a second protective layer; 8. a waterproof layer; 9. a first corrosion-resistant layer; 10. a second insulating layer; 11. a second low-smoke halogen-free wrapping layer; 12. an antistatic layer; 13. a second fire-resistant layer; 14. a second corrosion-resistant layer; 15. and a wear-resistant 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, a halogen-free low-smoke flame-retardant cable comprises a conductor 1, a first insulating layer 2 is sleeved on the surface of the conductor 1, a first fireproof layer 3 is sleeved on the outer surface of the first insulating layer 2, a shielding layer 4 is wrapped on the outer surface of the first fireproof layer 3, a first low-smoke halogen-free wrapping layer 5 is wrapped on the outer surface of the shielding layer 4, a first protective layer 6 is wrapped on the outer surface of the first low-smoke halogen-free wrapping layer 5, a second protective layer 7 is wrapped on the outer surface of the first protective layer 6, the first protective layer 6 comprises a waterproof layer 8, a first corrosion-resistant layer 9 is wrapped on the outer surface of the waterproof layer 8, a second insulating layer 10 is wrapped on the outer surface of the first corrosion-resistant layer 9, a second low-smoke halogen-free wrapping layer 11 is wrapped on the outer surface of the second insulating layer 10, the second protective layer 7 comprises an antistatic layer 12, and, the outer surface of the second fireproof layer 13 is wrapped with a second corrosion-resistant layer 14, the outer surface of the second corrosion-resistant layer 14 is wrapped with a wear-resistant layer 15, the first insulating layer 2 is an epoxy pipe, the first fireproof layer 3 is made of a glass fiber material, the flame retardant effect of the cable can be improved conveniently by arranging the first fireproof layer 3 made of the glass fiber material, the first low-smoke zero-halogen wrapping layer 5 and the second low-smoke zero-halogen wrapping layer 11 are formed by twisting metal copper wires, the waterproof layer 8 is made of an asphalt felt material, the waterproof effect of the cable can be improved conveniently by arranging the waterproof layer 8 made of the asphalt felt material, the first corrosion-resistant layer 9 is made of a polytetrafluoroethylene material, the corrosion resistance of the cable can be improved conveniently by arranging the first corrosion-resistant layer 9 made of the polytetrafluoroethylene material, the second insulating layer 10 is made of an organic silicon material, the antistatic layer 12 is made of a nylon material, the second fireproof layer 13 is made of a basalt material, make for the basalt material through setting up second flame retardant coating 13, can improve the fire resistance of cable, second corrosion resistant layer 14 is made for carbon fiber material, wearing layer 15 is made for polyether ether ketone resin material, through conductor 1, first insulating layer 2, first flame retardant coating 3, shielding layer 4, first low smoke and zero halogen winds covering 5, first inoxidizing coating 6, second inoxidizing coating 7, waterproof layer 8, first corrosion resistant layer 9, second insulating layer 10, second low smoke and zero halogen winds covering 11, antistatic backing 12, second flame retardant coating 13, cooperation use of second corrosion resistant layer 14 and wearing layer 15, it is poor to have solved the flame retardant efficiency of current low smoke and zero halogen electric wire, when the conflagration breaing out, the cable is flammable can increase the intensity of a fire, influence rescue efficiency, still can cause serious economic loss's problem.

During the use, the utility model discloses a conductor 1, first insulation layer 2, first flame retardant coating 3, shielding layer 4, first low smoke and zero halogen is around covering 5, first inoxidizing coating 6, second inoxidizing coating 7, waterproof layer 8, first corrosion resistant layer 9, second insulating layer 10, second low smoke and zero halogen is around covering 11, antistatic backing 12, second flame retardant coating 13, second corrosion resistant layer 14 and wearing layer 15's cooperation is used, it is poor to have solved the flame retardant efficiency of current low smoke and zero halogen electric wire, when the conflagration breaing out, the cable is easily fired and can be increaseed the intensity of a fire, influence rescue efficiency, still can cause serious economic loss's problem.

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. A halogen-free low-smoke flame-retardant cable comprises a conductor (1), and is characterized in that: the surface cover of conductor (1) is equipped with first insulation layer (2), the surface cover of first insulation layer (2) is equipped with first flame retardant coating (3), the surface parcel of first flame retardant coating (3) has shielding layer (4), the surface parcel of shielding layer (4) has first low smoke and zero halogen around covering (5), first low smoke and zero halogen has first inoxidizing coating (6) around the surface parcel of covering (5), the surface parcel of first inoxidizing coating (6) has second inoxidizing coating (7), first inoxidizing coating (6) include waterproof layer (8), the surface parcel of waterproof layer (8) has first corrosion resistant coating (9), the surface parcel of first corrosion resistant coating (9) has second insulating layer (10), the surface parcel of second insulating layer (10) has second low smoke and zero halogen around covering (11), the second protective layer (7) comprises an anti-static layer (12), a second fireproof layer (13) wraps the outer surface of the anti-static layer (12), a second corrosion-resistant layer (14) wraps the outer surface of the second fireproof layer (13), and a wear-resistant layer (15) wraps the outer surface of the second corrosion-resistant layer (14).

2. A halogen-free low-smoke flame-retardant cable according to claim 1, characterized in that: the first insulating layer (2) is an epoxy tube, and the first fireproof layer (3) is made of a glass fiber material.

3. A halogen-free low-smoke flame-retardant cable according to claim 1, characterized in that: first low smoke and zero halogen is formed by the transposition of metal copper wire around covering (5) and second low smoke and zero halogen around covering (11), waterproof layer (8) are asphalt felt material.

4. A halogen-free low-smoke flame-retardant cable according to claim 1, characterized in that: the first corrosion-resistant layer (9) is made of polytetrafluoroethylene materials, and the second insulating layer (10) is made of organic silicon materials.

5. A halogen-free low-smoke flame-retardant cable according to claim 1, characterized in that: the antistatic layer (12) is made of nylon materials, and the second fireproof layer (13) is made of basalt materials.

6. A halogen-free low-smoke flame-retardant cable according to claim 1, characterized in that: the second corrosion-resistant layer (14) is made of carbon fiber materials, and the wear-resistant layer (15) is made of polyether-ether-ketone resin materials.