CN213583226U

CN213583226U - High flame-retardant insulated wire and cable

Info

Publication number: CN213583226U
Application number: CN202022968496.5U
Authority: CN
Inventors: 王海燕
Original assignee: Yanggu East China Special Cable Co ltd
Current assignee: Yanggu East China Special Cable Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-06-29
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a high flame retardant insulated wire and cable, which comprises a conductor, the conductor all is provided with interior fire-retardant layer all around, fire-retardant layer surface fixedly connected with inner interlayer, inner interlayer's surface is provided with the dry powder, the surface of dry powder is provided with outer interlayer, the fixed surface of outer interlayer is connected with the heat dissipation layer. The utility model discloses a setting of fire-retardant layer and dry powder, if the cable takes place the condition of catching fire, when fire-retardant layer carries out fire-retardant, the dry powder is put out the burning things which may cause a fire disaster, thereby reach when fire-retardant, the effect of putting out a fire has, thereby reach and improved fire-retardant effect, it is the intensity of a fire to have the first time control of use, setting through the heat dissipation layer, the heat dissipation layer can outwards derive the heat that inner conductor produced, thereby reach the purpose that improves the radiating effect, when guaranteeing insulating and flame retardant efficiency, the radiating effect has been improved, prevent that the inside heat from piling up and leading to the purpose that life reduceed.

Description

High flame-retardant insulated wire and cable

Technical Field

The utility model relates to a wire and cable technical field specifically is a high flame retardant insulation wire and cable.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. In the development of the current information age and the network age, the application of the electric wire and the electric cable in various social industry fields is more and more, and the demand is more and more diversified, wherein the electric wire and the electric cable used in some important engineering facilities, public places, precise equipment and large-scale machinery have higher and higher requirements on the insulation shielding performance and the flame retardant performance. In these fields, the development of highly flame-retardant insulated electric wires and cables is an important trend.

However, the flame retardant effect of the existing cable is relatively poor, if the fire catching condition occurs, the fire behavior is difficult to control rapidly, the unnecessary trouble is increased, meanwhile, the heat dissipation effect is reduced while the insulativity of the existing cable is ensured, heat can be generated when the current of the inner conductor is too large, and the heat is difficult to dissipate, so that the practical service life of the cable is reduced, and the practical requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high fire-retardant insulated wire and cable is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high fire-retardant insulated wire and cable, includes the conductor, fire-retardant layer in all being provided with around the conductor, fire-retardant layer surface fixedly connected with inner interlayer, inner interlayer's surface is provided with the dry powder, the surface of dry powder is provided with outer interlayer, outer interlayer's fixed surface is connected with the heat dissipation layer.

Preferably, the periphery of the conductor is fixedly connected with an insulating sleeve, and the surface of the insulating sleeve is fixedly connected with the flame-retardant layer.

Preferably, the inner wall of the flame-retardant layer is fixedly connected with two first partition plates, and the two first partition plates are arranged in a crisscross manner.

Preferably, second partition plates are fixedly connected between the inner partition layer and the outer partition layer, and the number of the second partition plates is eight.

Preferably, the surface of the heat dissipation layer is fixedly connected with an insulating layer, and the insulating layer is made of an insulating material.

Preferably, the surface of the insulating layer is fixedly connected with a protective layer, and the protective layer is made of a wear-resistant and anti-corrosion material.

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

1. the utility model discloses a setting of fire-retardant layer and dry powder, if the condition of catching fire takes place for the cable, when fire-retardant layer carries out fire-retardant, the dry powder is put out the burning things which may cause a fire disaster to reach when fire-retardant, have the effect of putting out a fire, thereby reach and improve fire-retardant effect, have the first time control intensity of a fire of using, it is troublesome to reduce unnecessary.

2. The utility model discloses a setting on heat dissipation layer, heat dissipation layer can outwards derive the heat that inner conductor produced to reach the purpose that improves the radiating effect, when guaranteeing insulating and flame retardant efficiency, improved the radiating effect, prevent that the inside heat from piling up and leading to the purpose that life reduceed, satisfy the user demand.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of a cross-sectional structure of the flame retardant layer and the inner interlayer of the present invention;

fig. 3 is a schematic side view of the inner interlayer of the present invention.

In the figure: 1. a conductor; 2. a flame retardant layer; 3. an inner interlayer; 4. dry powder; 5. an outer barrier layer; 6. a heat dissipation layer; 7. an insulating sleeve; 8. a first separator; 9. a second separator; 10. an insulating layer; 11. and a protective layer.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a high flame-retardant insulated wire and cable comprises a conductor 1, inner flame-retardant layers 2 are arranged around the conductor 1, the surface of each flame-retardant layer 2 is fixedly connected with an inner interlayer 3, the surface of each inner interlayer 3 is provided with dry powder 4, the surface of each dry powder 4 is provided with an outer interlayer 5, the surface of each outer interlayer 5 is fixedly connected with a heat dissipation layer 6, through the arrangement of the flame-retardant layer 2 and the dry powder 4, if a cable catches fire, the flame-retardant layer 2 can resist the flame, and the dry powder 4 can extinguish the fire source, thereby achieving the effects of fire extinguishing while flame retarding, improving the flame retarding effect, being beneficial to controlling the fire behavior at the first time, through the arrangement of the heat dissipation layer 6, the heat dissipation layer 6 can lead out the heat generated by the inner conductor 1, thereby achieving the purpose of improving the heat dissipation effect, when guaranteeing insulating and flame retardant efficiency, improved the radiating effect, prevent that inside heat from piling up and leading to the purpose that life reduces.

Further, all fixedly connected with insulating cover 7 around conductor 1, insulating cover 7's surface and fire-retardant layer 2 fixed connection, through insulating cover 7's setting, reach insulating effect.

Further, the inner wall fixedly connected with of fire-retardant layer 2 has first baffle 8, and the quantity of first baffle 8 is two, and two first baffles 8 are arranged with the mode of cross, through the setting of first baffle 8, reach the purpose that increases the isolation effect between the conductor 1.

Furthermore, second partition plates 9 are fixedly connected between the inner partition layer 3 and the outer partition layer 5, the number of the second partition plates 9 is eight, and the purpose of dividing the dry powder 4 is achieved through the arrangement of the second partition plates 9.

Further, the surface of the heat dissipation layer 6 is fixedly connected with an insulating layer 10, the insulating layer 10 is made of an insulating material, and the purpose of increasing the insulating effect is achieved through the arrangement of the insulating layer 10.

Further, the fixed surface of insulating layer 10 is connected with protective layer 11, and protective layer 11's material is wear-resisting anticorrosive material, through protective layer 11's setting, reaches the purpose of protecting the cable.

The working principle is as follows: if the condition of catching fire takes place for the cable, fire-retardant layer 2 carries out fire-retardant while, dry powder 4 puts out the source of a fire, thereby reach when fire-retardant, the effect of putting out a fire has, thereby flame-retardant effect has been improved to the reach, it is good to have the first time control intensity of a fire to use, heat dissipation layer 6 can outwards derive the heat that inner conductor 1 produced, thereby reach the purpose that improves the radiating effect, when guaranteeing insulation and flame retardant efficiency, the radiating effect has been improved, prevent that inside heat from piling up and lead to the purpose that life reduceed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 high flame retardant insulated wire and cable comprising a conductor (1), characterized in that: all be provided with interior fire-retardant layer (2) around conductor (1), fire-retardant layer (2) fixed surface is connected with interior interlayer (3), the surface of interior interlayer (3) is provided with dry powder (4), the surface of dry powder (4) is provided with outer interlayer (5), the fixed surface of outer interlayer (5) is connected with heat dissipation layer (6).

2. A high flame retardant insulated wire and cable according to claim 1, wherein: all fixedly connected with insulating cover (7) around conductor (1), the surface and the fire-retardant layer (2) fixed connection of insulating cover (7).

3. A high flame retardant insulated wire and cable according to claim 1, wherein: the inner wall of the flame-retardant layer (2) is fixedly connected with two first partition plates (8), and the two first partition plates (8) are arranged in a cross manner.

4. A high flame retardant insulated wire and cable according to claim 1, wherein: second clapboards (9) are fixedly connected between the inner interlayer (3) and the outer interlayer (5), and the number of the second clapboards (9) is eight.

5. A high flame retardant insulated wire and cable according to claim 1, wherein: the surface of the heat dissipation layer (6) is fixedly connected with an insulating layer (10), and the insulating layer (10) is made of an insulating material.

6. A high flame retardant insulated wire and cable according to claim 5, characterized in that: the surface of the insulating layer (10) is fixedly connected with a protective layer (11), and the protective layer (11) is made of a wear-resistant and corrosion-resistant material.