CN217506949U

CN217506949U - High-strength compression-resistant fireproof electric wire

Info

Publication number: CN217506949U
Application number: CN202220343361.6U
Authority: CN
Inventors: 王其善
Original assignee: Yunnan Chuncheng Cable Manufacturing Co ltd
Current assignee: Yunnan Chuncheng Cable Manufacturing Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-09-27
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a high-strength anti-compression fireproof electric wire relates to electric wire technical field. This resistance to compression fire prevention electric wire excels in, including electric core, the outside of electric core is wrapped up by insulating protective layer, one side that electric core was kept away from to insulating protective layer is wrapped up by elasticity compressive layer, one side that insulating protective layer was kept away from to elasticity compressive layer is wrapped up by fire-retardant layer of preventing fires, one side that elasticity compressive layer was kept away from to fire-retardant layer is wrapped up by the wearing layer, one side fixedly connected with protection component on fire-retardant layer is kept away from to the wearing layer. This resistance to compression fire prevention electric wire that excels in passes through the use of wear-resisting piece in the protection subassembly, can effectively protect the outermost fire proof coating of wearing layer, and external hydrone can enter into wear-resisting piece through the opening simultaneously, then is absorbed by the active carbon, and is temporary in external high temperature, makes the active carbon by the evaporation to dryness, has effectively reduced the temperature of this electric wire, has further improved the fire behavior of this electric wire, has increased the life of this electric wire.

Description

High-strength compression-resistant fireproof electric wire

Technical Field

The utility model relates to the technical field of electric wire, specifically be a high strength resistance to compression fire prevention electric wire.

Background

The cable is made of one or more mutually insulated conductors and an outer insulating protective layer, and is a wire for transmitting power or information from one place to another place, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and the cables consist of single-strand or multi-strand wires and an insulating layer and are used for connecting a circuit, an electric appliance and the like.

Through the retrieval, utility model patent that publication number is CN214476549U discloses a high strong resistance to compression fire electric wire, the device can play the buffering shock attenuation work between electric wire cover and copper core through the resistance to compression ring to protection copper core that can be better when receiving the extrusion avoids copper core extrusion deformation to damage, the support intensity of resistance to compression ring can be strengthened to rubber branch simultaneously, make it can play certain holding power when the extrusion, strengthen the resistance to compression effect, moreover, the steam generator is simple in structure, long service life is longer, and has better practical value.

The above device has the following disadvantages when in use: the outermost layer of the fireproof electric wire is coated with the fireproof coating, the electric wire can be worn in the using process, the fireproof coating can be worn in the wearing process of the electric wire, and the fireproof performance of the electric wire is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high-strength resistance to compression fire prevention electric wire has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high-strength compression-resistant fireproof electric wire, includes electric core, the outside of electric core is wrapped up by insulating protective layer, one side that electric core was kept away from to insulating protective layer is wrapped up by elastic compression-resistant layer, one side that insulating protective layer was kept away from to elastic compression-resistant layer is wrapped up by the fire-retardant layer of fire prevention, one side that elastic compression-resistant layer was kept away from to the fire-retardant layer of fire prevention is wrapped up by the wearing layer, one side fixedly connected with protection component on the fire-retardant layer of fire prevention is kept away from to the wearing layer.

Preferably, the side of the wear-resistant layer far away from the fireproof flame-retardant layer is coated with fireproof paint.

Preferably, the elastic compression-resistant layer comprises an elastic layer, an annular groove is formed in the elastic layer, and an elastic sheet and a supporting rubber film are arranged in the annular groove.

Preferably, the outer wall of the elastic piece is fixedly connected with the inner wall supporting the rubber film.

Preferably, the fireproof flame-retardant layer comprises a fireproof layer, and a plurality of groups of flame-retardant strip layers are inserted in the fireproof layer in a penetrating mode.

Preferably, the protection subassembly includes wear-resisting piece, seted up multiunit opening on wear-resisting piece's the outer wall, wear-resisting inside packing of piece has the active carbon.

(III) advantageous effects

The utility model provides a high-strength anti-compression fireproof electric wire. The method has the following beneficial effects:

(1) this resistance to compression fire prevention electric wire that excels in passes through the use of wear-resisting piece in the protection subassembly, make the device in the use, can effectively protect the outermost fire retardant coating of wearing layer, this electric wire wearing and tearing have effectively been prevented and the wearing and tearing of causing fire retardant coating, the fire behavior of this electric wire has been improved, simultaneously through the use of opening, make external hydrone can enter into wear-resisting piece through the opening, then absorbed by active carbon, come interim at external high temperature, make active carbon by distillation, at this in-process, the hydrone absorbs heat, the temperature of this electric wire has effectively been reduced, the fire behavior of this electric wire has further been improved, the life of this electric wire has been increased.

(2) This resistance to compression fire prevention electric wire that excels in passes through the use of protection component, makes the active carbon can carry out reuse, and the sexual valence relative altitude has increased the device's practicality to alternate fire-retardant strip layer in the flame retardant coating, further increase the fire behavior of this electric wire, through the use on elasticity compressive layer, make this electric wire have good compressive capacity simultaneously.

Drawings

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

FIG. 2 is a schematic view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure B of FIG. 1 according to the present invention;

fig. 4 is the schematic view of the sectional structure of the fireproof flame-retardant layer of the present invention.

In the figure: 1. an electric core; 2. an insulating protective layer; 3. an elastic pressure resistant layer; 4. a fire resistant and flame retardant layer; 5. a wear layer; 6. a fire retardant coating; 7. a protection component; 31. an elastic layer; 32. an annular groove; 33. an elastic sheet; 34. supporting a rubber film; 41. a fire barrier layer; 42. a flame retardant strip layer; 71. a wear-resistant block; 72. a port; 73. activated carbon.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-strength compression-resistant fireproof electric wire comprises an electric core 1, wherein the outer side of the electric core 1 is wrapped by an insulating protective layer 2, the insulating protective layer 2 mainly comprises an insulating rubber material, the outer side layer of the insulating protective layer 2 can be protected while the electric core 1 can be effectively protected, the inner part of the electric wire is effectively prevented from being damaged, one side, away from the electric core 1, of the insulating protective layer 2 is wrapped by an elastic compression-resistant layer 3, the elastic compression-resistant layer 3 comprises an elastic layer 31, an annular groove 32 is formed in the elastic layer 31, an elastic sheet 33 and a supporting rubber film 34 are arranged in the annular groove 32, the outer wall of the elastic sheet 33 is fixedly connected with the inner wall of the supporting rubber film 34, the elastic layer 31 is mainly a TPE thermoplastic elastomer, and has large compression resistance and good elastic performance, the external pressure can be effectively buffered, and the elastic sheet 33 and the supporting rubber film 34 are used, further promote the compressive property of this electric wire, and to ambient pressure's buffering, one side that insulating protective layer 2 was kept away from on elasticity compressive layer 3 is wrapped up by fire-retardant layer 4 of preventing fires, and fire-retardant layer 4 of preventing fires includes flame retardant coating 41, it has the fire-retardant strip layer 42 of multiunit to alternate in the flame retardant coating 41, and the material of flame retardant coating 41 comprises glass fiber and ceramic material, and fire-retardant strip layer 42 mainly comprises rubber silicon, through alternate fire-retardant strip layer 42 in flame retardant coating 41, further increases the fire behavior of this electric wire, for the last line of defence of this electric wire fire prevention.

In this embodiment, one side of the fireproof flame-retardant layer 4, which is far away from the elastic pressure-resistant layer 3, is wrapped by the wear-resistant layer 5, one side of the wear-resistant layer 5, which is far away from the fireproof flame-retardant layer 4, is coated with the fireproof coating 6, the wear-resistant layer 5 is mainly made of a wear-resistant PVC material, so that the wear resistance of the electric wire can be greatly improved, the electric wire can be subjected to preliminary fireproof and high temperature resistance through the use of the fireproof coating 6, the service life of the electric wire is prolonged, one side of the wear-resistant layer 5, which is far away from the fireproof flame-retardant layer 4, is fixedly connected with the protection assembly 7, the protection assembly 7 comprises a wear-resistant block 71, a plurality of groups of through holes 72 are formed in the outer wall of the wear-resistant block 71, the interior of the wear-resistant block 71 is filled with activated carbon 73, the outermost fireproof coating 6 of the wear-resistant layer 5 can be effectively protected through the use of the wear-resistant block 71, the wear of the electric wire is effectively prevented from causing the wear of the fireproof coating 6, and the electric wire is improved in fire resistance, meanwhile, through the use of the through hole 72, external water molecules can enter the wear-resistant block 71 through the through hole 72 and then are absorbed by the activated carbon 73, and when the external high temperature comes, the activated carbon 73 is evaporated to dryness.

When the electric wire is in work (or in use), the wear-resisting capacity of the electric wire is improved through the use of the wear-resisting layer 5, the service life of the electric wire is prolonged, the compression-resisting performance of the electric wire can be improved through the use of the elastic layer 31, the elastic sheet 33 and the supporting rubber film 34, the external pressure can be effectively buffered, the normal work and use of the electric wire are protected, the outermost fireproof coating 6 of the wear-resisting layer 5 can be effectively protected through the use of the wear-resisting block 71, the abrasion of the fireproof coating 6 caused by the abrasion of the electric wire is effectively prevented, and the fireproof performance of the electric wire is improved; use through opening 72, make external hydrone can enter into wear-resisting piece 71 through opening 72, then absorb by active carbon 73, come temporarily at external high temperature, make active carbon 73 by the evaporation to dryness, at this in-process, the hydrone absorbs heat, the temperature of this electric wire has effectively been reduced, the fire behavior of this electric wire has been improved, when the intensity of a fire is great, burn to fire prevention fire-retardant layer 4, fire prevention fire-retardant layer 4 can carry out further fire prevention fire-retardant to last electric core 1 department, the fire-retardant fire behavior of whole electric wire has been promoted greatly.

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-strength compression-resistant fireproof electric wire, includes electric core (1), its characterized in that: the outside of electric core (1) is wrapped up by insulating protective layer (2), one side that electric core (1) was kept away from in insulating protective layer (2) is wrapped up by elasticity compressive layer (3), one side that insulating protective layer (2) was kept away from in elasticity compressive layer (3) is wrapped up by fire prevention fire-retardant layer (4), one side that elasticity compressive layer (3) were kept away from in fire prevention fire-retardant layer (4) is wrapped up by wearing layer (5), one side fixedly connected with protection component (7) of fire prevention fire-retardant layer (4) are kept away from in wearing layer (5).

2. The high-strength compression-resistant fireproof electric wire according to claim 1, wherein: and one side of the wear-resistant layer (5) far away from the fireproof flame-retardant layer (4) is coated with fireproof paint (6).

3. The high-strength pressure-resistant fireproof electric wire according to claim 1, wherein: the elastic pressure-resistant layer (3) comprises an elastic layer (31), an annular groove (32) is formed in the elastic layer (31), and an elastic sheet (33) and a supporting rubber film (34) are arranged in the annular groove (32).

4. The high-strength compression-resistant fireproof electric wire according to claim 3, wherein: the outer wall of the elastic piece (33) is fixedly connected with the inner wall of the supporting rubber film (34).

5. The high-strength compression-resistant fireproof electric wire according to claim 1, wherein: the fireproof flame-retardant layer (4) comprises a fireproof layer (41), and a plurality of groups of flame-retardant strip layers (42) are inserted into the fireproof layer (41).

6. The high-strength pressure-resistant fireproof electric wire according to claim 1, wherein: the protective component (7) comprises a wear-resistant block (71), a plurality of groups of through holes (72) are formed in the outer wall of the wear-resistant block (71), and activated carbon (73) is filled in the wear-resistant block (71).