CN220106089U

CN220106089U - Flame-retardant wire

Info

Publication number: CN220106089U
Application number: CN202321460974.9U
Authority: CN
Inventors: 侯镇涛; 黄兵; 李义婷
Original assignee: Guangdong Wuyangcheng Cable Co ltd
Current assignee: Guangdong Wuyangcheng Cable Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-11-28
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses a flame-retardant electric wire, which comprises an electric wire, wherein a high-temperature-resistant protective layer is arranged in the electric wire, a flame-retardant layer is arranged in the high-temperature-resistant protective layer, the flame-retardant layer comprises a flame-retardant filling layer and aluminum hydroxide filler, the aluminum hydroxide filler is arranged in the flame-retardant filling layer, an insulating layer A is arranged in the flame-retardant layer, four inner cores are arranged in the insulating layer, reinforcing layers are sleeved outside the four inner cores, a reinforcing core is arranged in the middle of the four inner cores, and an insulating layer B is sleeved outside the reinforcing core. The utility model improves the service life of the electric wire by enhancing the flame retardant effect of the electric wire.

Description

Flame-retardant wire

Technical Field

The utility model relates to the technical field of wires, in particular to a flame-retardant wire.

Background

The electric wire refers to a wire for transmitting electric power. The method comprises the steps of bare wires, electromagnetic wires and insulating wires. Bare wires are free of insulation and include copper, aluminum flat wires, overhead strands, and various profiles (e.g., profiles, bus bars, copper bars, aluminum bars, etc.).

In the current fire accident, the electric fire caused by the electric wires and cables cannot be ignored, and 80% of the dead people in the fire accident are not directly burned but choked by smoke and toxic gas. The strong and diffuse dense smoke can cause the victim to feel unclear, and the dense smoke can cause the person to be extremely panicked, so that the detention time in the fire scene is prolonged, the person is difficult to breathe and is directly fatal, and meanwhile, the fire extinguishment and rescue of firefighters are hindered. At present, common wires and cables in the market have more smoke dust generated during combustion, hidden danger to personal safety exists, and the waterproof performance is required to be improved

Aiming at the patent number CN201620397894.7, a flame-retardant electric wire is disclosed, and because the olefin is composed of carbon and hydrogen elements, only water and carbon dioxide are generated after the olefin is fully combusted, and the flame-retardant electric wire is harmless to human bodies. The product adopts polyolefin as insulation and a sheath, and the glass fiber tape layer shielding net is combined, so that the cable has a good flame retardant function and a certain waterproof function, and the use safety of the cable can be improved. The smoke dust generated during combustion is less, flame propagation is prevented or delayed, the integrity of a circuit can be kept, so that the safety of a person is guaranteed, the problem is solved, the flame retardant effect of the existing electric wire is still somewhat poor, meanwhile, the toughness of the electric wire is poor, the damage efficiency is increased, and the potential safety hazard is caused, so that the existing requirement is not met, and a flame retardant electric wire is provided.

Disclosure of Invention

The utility model aims to provide a flame-retardant wire, which solves the problems that the flame-retardant effect of the prior wire is still deficient, and meanwhile, the toughness of the wire is poor, the damage efficiency is increased, the potential safety hazard is caused and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant electric wire, includes the electric wire, the inside of electric wire is equipped with high temperature resistant protective layer, high temperature resistant protective layer's inside is equipped with fire-retardant layer, fire-retardant layer includes fire-retardant filling layer and aluminium hydroxide filler, fire-retardant filling layer's inside is equipped with aluminium hydroxide filler, fire-retardant layer's inside is equipped with insulating layer A, insulating layer's inside is equipped with four inner cores, four the outside of inner core is all overlapped and is equipped with the enhancement layer, four the centre of inner core is equipped with the enhancement core, the outside cover of enhancement core is equipped with insulating layer B.

Preferably, the outside cover of electric wire is equipped with a plurality of evenly arranged's protective sheath, the protective sheath is the rubber material, the inside of electric wire is equipped with a plurality of evenly arranged's bleeder vent.

Preferably, a plurality of uniformly arranged trapezoidal clamping blocks are arranged in the electric wire, a plurality of uniformly arranged trapezoidal clamping grooves are formed in the outer surface of the high-temperature-resistant protective layer, and the trapezoidal clamping blocks are clamped into the trapezoidal clamping grooves.

Preferably, the inside of insulating layer A is equipped with corrosion-resistant layer, corrosion-resistant layer material is corrosion-resistant alloy, the inside of corrosion-resistant layer is equipped with four separation aluminum plates that are located the reinforcement layer outside, separation aluminum plate is hollow structure, the inside fire-retardant powder that is equipped with of separation aluminum plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the high-temperature resistant effect of the high-temperature resistant protective layer is improved, and the flame retardant filling layer and the aluminum hydroxide filler in the flame retardant layer enhance the flame retardance of the electric wire, and meanwhile, the reinforcing layer is sleeved outside the inner core to prevent the inner core from being bent, so that the aluminum barrier plate outside the inner core has the effect of blocking fire, and is not burnt to the inner core to generate larger flame, and the flame retardant powder in the aluminum barrier plate also has the protection effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall internal structure of the present utility model;

FIG. 3 is a schematic view of the overall partial structure of the present utility model.

In the figure: 1. an electric wire; 2. an insulating layer A; 3. an inner core; 4. a protective sleeve; 5. ventilation holes; 6. a trapezoidal clamping block; 7. a trapezoidal clamping groove; 8. a high temperature resistant protective layer; 9. a flame retardant layer; 10. a flame retardant filler layer; 11. aluminum hydroxide filler; 12. a corrosion resistant layer; 13. a reinforcing layer; 14. a barrier aluminum plate; 15. an insulating layer B; 16. and reinforcing the core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, an embodiment of the present utility model provides: the utility model provides a fire-retardant electric wire, including electric wire 1, the inside of electric wire 1 is equipped with high temperature resistant protective layer 8, the inside of high temperature resistant protective layer 8 is equipped with fire-retardant layer 9, fire-retardant layer 9 includes fire-retardant filling layer 10 and aluminium hydroxide filler 11, the inside of fire-retardant filling layer 10 is equipped with aluminium hydroxide filler 11, the inside of fire-retardant layer 9 is equipped with insulating layer A2, the inside of insulating layer A2 is equipped with four inner cores 3, the outside of four inner cores 3 all overlaps and is equipped with reinforcement layer 13, the centre of four inner cores 3 is equipped with strengthens core 16, the outside cover of strengthening core 16 is equipped with insulating layer B15.

Wherein, the outside cover of electric wire 1 is equipped with a plurality of evenly arranged's protective sheath 4, and protective sheath 4 is the rubber material, and the inside of electric wire 1 is equipped with a plurality of evenly arranged's bleeder vent 5.

Through the technical problem, the high-temperature resistant effect of the high-temperature resistant protective layer 8 is improved, the flame retardant filling layer 10 and the aluminum hydroxide filling 11 in the flame retardant layer 9 of the flame retardant layer 9 enhance the flame retardance of the electric wire 1, and meanwhile, the reinforcing layer 13 is sleeved outside the inner core 3 to prevent the inner core 3 from being bent.

And, the inside of electric wire 1 is equipped with a plurality of trapezoidal fixture blocks 6 of evenly arranged, and a plurality of trapezoidal draw-in grooves 7 of evenly arranged are seted up to the surface of high temperature resistant protective layer 8, and trapezoidal fixture block 6 card goes into in the trapezoidal draw-in groove 7.

The inside of insulating layer A2 is equipped with corrosion-resistant layer 12, and corrosion-resistant layer 12 material is corrosion-resistant alloy, and corrosion-resistant layer 12's inside is equipped with four separation aluminum plates 14 that are located the reinforcement layer 13 outside, and separation aluminum plates 14 are hollow structure, and separation aluminum plates 14 inside is equipped with fire-retardant powder.

In summary, when the electric wire is used, the high temperature resistant effect of the electric wire is improved through the high temperature resistant protective layer 8, the flame retardant property of the electric wire 1 is enhanced through the flame retardant layer 9 in the electric wire 1, the flame retardant filling layer 10 and the aluminum hydroxide filling material 11 in the flame retardant layer 9 are sleeved outside the inner core 3 to prevent the inner core 3 from being bent, the aluminum barrier plate 14 outside the inner core 3 has the effect of blocking fire, and the electric wire is prevented from being burnt to the inner core 3 to generate larger flame, and the flame retardant powder in the aluminum barrier plate 14 also has the effect of protecting.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A flame retardant electric wire comprising an electric wire (1), characterized in that: the inside of electric wire (1) is equipped with high temperature resistant protective layer (8), the inside of high temperature resistant protective layer (8) is equipped with fire-retardant layer (9), fire-retardant layer (9) are including fire-retardant filling layer (10) and aluminium hydroxide filler (11), the inside of fire-retardant filling layer (10) is equipped with aluminium hydroxide filler (11), the inside of fire-retardant layer (9) is equipped with insulating layer A (2), the inside of insulating layer A (2) is equipped with four inner cores (3), four the outside of inner cores (3) is all overlapped and is equipped with reinforcement layer (13), four the centre of inner cores (3) is equipped with strengthens core (16), the outside cover of strengthening core (16) is equipped with insulating layer B (15).

2. A flame retardant wire according to claim 1, wherein: the outside cover of electric wire (1) is equipped with a plurality of evenly arranged protective sheath (4), protective sheath (4) are the rubber material, the inside of electric wire (1) is equipped with a plurality of bleeder vents (5) of evenly arranging.

3. A flame retardant wire according to claim 1, wherein: the inside of electric wire (1) is equipped with a plurality of trapezoidal fixture blocks (6) of evenly arranged, a plurality of trapezoidal draw-in grooves (7) of evenly arranged have been seted up to the surface of high temperature resistant protective layer (8), trapezoidal fixture blocks (6) card is gone into in trapezoidal draw-in groove (7).

4. A flame retardant wire according to claim 1, wherein: the inside of insulating layer A (2) is equipped with corrosion-resistant layer (12), corrosion-resistant layer (12) material is corrosion-resistant alloy, the inside of corrosion-resistant layer (12) is equipped with four separation aluminum plates (14) that are located the reinforcement layer (13) outside, separation aluminum plates (14) are hollow structure, separation aluminum plates (14) inside is equipped with fire-retardant powder.