CN216287700U

CN216287700U - Wire and cable with long service life

Info

Publication number: CN216287700U
Application number: CN202122945768.4U
Authority: CN
Inventors: 李曾荣; 张邦树; 金宇涛
Original assignee: Shenzhen Xingdatong Wire And Cable Co ltd
Current assignee: Shenzhen Xingdatong Wire And Cable Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-04-12
Anticipated expiration: 2031-11-27

Abstract

The utility model provides a wire cable with a novel structural design and a long service life, which comprises an anticorrosion outer layer, wherein a flame-retardant layer is arranged on the inner circumferential wall of the anticorrosion outer layer, a copper strip armor layer is arranged on the inner circumferential wall of the flame-retardant layer, an anticorrosion inner layer is arranged on the inner circumferential wall of the copper strip armor layer, a buffer layer is arranged on the inner circumferential wall of the anticorrosion inner layer, a heat dissipation adhesive layer is arranged on the inner circumferential wall of the buffer layer, a wrapping layer is arranged on the inner circumferential wall of the heat dissipation adhesive layer, four insulating rubber sleeves which are distributed annularly at equal intervals are arranged on the inner circumferential wall of the wrapping layer, and corners of the insulating rubber sleeves are all set to be curved surface structures. According to the utility model, four insulating rubber sleeves are utilized to separate each cable core assembly, and the toughness of the whole electric wire and cable is enhanced through the first wire rope and the second wire rope, so that the whole electric wire and cable has the functions of corrosion resistance, flame retardance, shock absorption and heat dissipation, the service life of the cable is prolonged, and the maintenance cost is reduced.

Description

Wire and cable with long service life

Technical Field

The utility model relates to the technical field of electric wires and cables, in particular to an electric wire and cable with long service life.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.

At present, the existing cable buried in the earth surface is corroded by acidic moisture in soil for a long time, so that the appearance of the cable is rotten, and in order to prolong the service life of the cable, the cable with long service life needs to be designed to solve the problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a wire cable with long service life.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a long service life's electric wire and cable, is outer including anticorrosive, anticorrosive outer circumference inner wall is provided with fire-retardant layer, and the circumference inner wall of fire-retardant layer is provided with the copper strips armor, and the circumference inner wall of copper strips armor is provided with anticorrosive inlayer, the circumference inner wall of anticorrosive inlayer is provided with the buffer layer, and the circumference inner wall of buffer layer is provided with the heat dissipation glue film, and the circumference inner wall of heat dissipation glue film is provided with around the covering, is provided with four equidistance around the circumference inner wall of covering and is the insulating gum cover that the annular distributes and forms, and the corner of insulating gum cover all sets up to the curved surface structure, and the inside of insulating gum cover all is provided with the cable core subassembly.

Preferably, the cable core assembly comprises a copper core, the outer wall of the circumference of the copper core is wrapped with a conductor shielding layer, the outer wall of the circumference of the conductor shielding layer is wrapped with an insulation shielding layer, and a first filling layer is filled between the outer wall of the circumference of the insulation shielding layer and the inner wall of the insulation rubber sleeve.

Preferably, the central point of insulating gum cover puts the grafting first cotton rope, and packs between the circumference outer wall of first cotton rope and the outer wall of insulating gum cover and have the second filling layer, and insulating gum cover all pegs graft with the gap spare around the covering has the second cotton rope, and second filling layer and first filling layer all set up to heat dissipation silica gel material, and first cotton rope and second cotton rope all set up to stranded conductor structure.

Preferably, the buffer layer is close to the buffer slot of equidistance seting up at anticorrosive inlayer circumference inner wall and heat dissipation glue film circumference outer wall, and the inner wall of two adjacent buffer slots all bonds and has cushioned rubber roller, and cushioned rubber roller sets up to sectional type hollow structure.

Preferably, anticorrosive outer and anticorrosive inlayer all set up to the polytetrafluoroethylene material, and just fire-retardant layer sets up to the PVC material.

Preferably, the anti-skidding convex teeth distributed at equal intervals are bonded on the circumferential outer wall of the anti-corrosion outer layer, and the anti-skidding convex teeth are made of epoxy resin materials coated with anti-corrosion paint.

The utility model has the beneficial effects that:

1. through four insulating gum covers, cable core subassembly, first cotton rope and the second cotton rope that set up, utilize four insulating gum covers to separate each cable core subassembly and handle, avoid the cable core subassembly to want to be close to the problem that produces the interference to carry out toughness through first cotton rope and second cotton rope and strengthen the processing to whole wire cable.

2. Through the anticorrosive skin that sets up, fire-retardant layer, anticorrosive inlayer, the buffer layer, first filling layer and heat dissipation glue film, utilize anticorrosive inlayer and anticorrosive skin of polytetrafluoroethylene material to carry out inside and outside anticorrosive treatment that combines together to wire and cable, and utilize fire-retardant layer to make whole wire and cable have flame retardant efficiency, also utilize the buffer layer to make whole wire and cable have buffering shock attenuation effect, the heat dissipation treatment is carried out in leading-in buffer layer with the heat conduction of cable core subassembly to first filling layer and the heat dissipation glue film of last accessible heat dissipation silica gel material, make whole wire and cable have the radiating effect, make whole wire and cable have anticorrosive, fire-retardant, shock attenuation and radiating function, the life-span of extension cable use, and maintenance cost is reduced.

Drawings

Fig. 1 is a schematic view of an overall structure of a long-life electric wire cable according to the present invention;

fig. 2 is a schematic front view of a long-life electric wire cable according to the present invention;

FIG. 3 is a schematic view of a first cord and a buffer trough of a long-life electric wire and cable according to the present invention;

fig. 4 is a schematic structural view of a second filling layer and a conductor shielding layer of a long-life electric wire cable according to the present invention;

fig. 5 is a schematic view of an anti-slip convex tooth structure of an embodiment 2 of a long-life electric wire and cable according to the present invention.

In the figure: 1. an outer corrosion-resistant layer; 2. a flame retardant layer; 3. a copper strip armor layer; 4. an anti-corrosion inner layer; 5. a buffer layer; 6. a heat dissipation adhesive layer; 7. wrapping a covering; 8. insulating rubber sleeves; 9. a copper core; 10. a buffer rubber roller; 11. a first filling layer; 12. an insulating shield layer; 13. a first cord; 14. a buffer tank; 15. a second filling layer; 16. a second cord; 17. a conductor shield layer; 18. anti-skid convex teeth.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Embodiment 1, please refer to fig. 1-4 simultaneously, a wire and cable with long service life, including anticorrosive outer layer 1, the circumference inner wall of anticorrosive outer layer 1 is provided with fire-retardant layer 2, and the circumference inner wall of fire-retardant layer 2 is provided with copper strips armor 3, the circumference inner wall of copper strips armor 3 is provided with anticorrosive inner layer 4, the circumference inner wall of anticorrosive inner layer 4 is provided with buffer layer 5, and the circumference inner wall of buffer layer 5 is provided with heat dissipation glue film 6, the circumference inner wall of heat dissipation glue film 6 is provided with around covering 7, it forms to be the insulating gum cover 8 that four equidistance are annular distribution around the circumference inner wall of covering 7, the corner of insulating gum cover 8 all sets up to curved surface structure, the inside of insulating gum cover 8 all is provided with the cable core subassembly.

Further, the cable core assembly comprises a copper core 9, the outer wall of the circumference of the copper core 9 is wrapped with a conductor shielding layer 17, the outer wall of the circumference of the conductor shielding layer 17 is wrapped with an insulation shielding layer 12, and a first filling layer 11 is filled between the outer wall of the circumference of the insulation shielding layer 12 and the inner wall of the insulation rubber sleeve 8.

Further, the central point of insulating gum cover 8 puts first cotton rope 13 of grafting, and it has second filling layer 15 to fill between the circumference outer wall of first cotton rope 13 and the outer wall of insulating gum cover 8, and insulating gum cover 8 all pegs graft with the gap spare around covering 7 and have second cotton rope 16, and second filling layer 15 and first filling layer 11 all set up to heat dissipation silica gel material, and first cotton rope 13 and second cotton rope 16 all set up to stranded conductor structure.

Further, buffer layer 5 is close to the buffer slot 14 that the equidistance was seted up at 4 circumference inner walls in anticorrosive inlayer and 6 circumference outer walls in heat dissipation glue film, and the inner wall of two adjacent buffer slots 14 all bonds and has cushioned rubber roller 10, and cushioned rubber roller 10 sets up to sectional type hollow structure.

Further, anticorrosive outer 1 and anticorrosive inlayer 4 all set up to the polytetrafluoroethylene material, and just fire-retardant layer 2 sets up to the PVC material.

The working principle of the embodiment is as follows: the four insulating rubber sleeves 8 are utilized to separate each cable core assembly, so that the problem that the cable core assemblies are close to each other to generate interference is avoided, the toughness of the whole electric wire and cable is strengthened by the first cord 13 and the second cord 16, the inner layer 4 and the outer layer 1 are made of polytetrafluoroethylene to carry out the inside and outside combined anticorrosion treatment on the electric wire and cable, the whole electric wire and cable has flame retardant effect by using the flame retardant layer 2, and has buffer and shock absorption effects by using the buffer layer 5, finally, the heat of the cable core assembly can be conducted into the buffer layer 5 for heat dissipation treatment through the first filling layer 11 and the heat dissipation glue layer 6 made of the heat dissipation silica gel material, make whole wire and cable have the radiating effect for whole wire and cable has anticorrosive, fire-retardant, shock attenuation and radiating function, the life-span of extension cable use reduces cost of maintenance.

In embodiment 2, please refer to fig. 5, in comparison with embodiment 1, in the electric wire and cable with a long service life, the anti-slip convex teeth 18 are bonded to the outer circumferential wall of the anti-corrosion outer layer 1 and are distributed equidistantly, and the anti-slip convex teeth 18 are made of epoxy resin material coated with anti-corrosion paint.

The working principle of the embodiment is as follows: the anti-skid convex teeth 18 increase the adhesive force of the whole electric wire and cable on the bottom surface, and prevent the electric wire and cable from deviating during installation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a long service life's electric wire and cable, includes anticorrosive outer (1), its characterized in that, the circumference inner wall of anticorrosive outer (1) is provided with fire-retardant layer (2), and the circumference inner wall of fire-retardant layer (2) is provided with copper strips armor (3), and the circumference inner wall of copper strips armor (3) is provided with anticorrosive inner layer (4), the circumference inner wall of anticorrosive inner layer (4) is provided with buffer layer (5), and the circumference inner wall of buffer layer (5) is provided with heat dissipation glue film (6), and the circumference inner wall of heat dissipation glue film (6) is provided with around covering (7), is provided with four equidistance around the circumference inner wall of covering (7) and is the insulating gum cover (8) constitution that the annular distributes, and the corner of insulating gum cover (8) all sets up to the curved surface structure, and the inside of insulating gum cover (8) all is provided with the cable core subassembly.

2. The electric wire and cable with long service life according to claim 1, wherein the cable core assembly comprises a copper core (9), the outer circumferential wall of the copper core (9) is wrapped with a conductor shielding layer (17), the outer circumferential wall of the conductor shielding layer (17) is wrapped with an insulation shielding layer (12), and a first filling layer (11) is filled between the outer circumferential wall of the insulation shielding layer (12) and the inner wall of the insulation rubber sleeve (8).

3. The electric wire and cable with long service life as claimed in claim 2, wherein the center of the insulating rubber sleeve (8) is inserted with a first cord (13), a second filling layer (15) is filled between the outer wall of the circumference of the first cord (13) and the outer wall of the insulating rubber sleeve (8), a second cord (16) is inserted between the insulating rubber sleeve (8) and the gap piece of the wrapping layer (7), the second filling layer (15) and the first filling layer (11) are both made of heat-dissipation silica gel materials, and the first cord (13) and the second cord (16) are both made of stranded wires.

4. The electric wire and cable with long service life as claimed in claim 3, wherein the buffer layer (5) is close to the buffer grooves (14) which are equidistantly arranged on the inner circumferential wall of the anti-corrosion inner layer (4) and the outer circumferential wall of the heat-dissipation glue layer (6), the buffer rubber rollers (10) are bonded on the inner walls of two adjacent buffer grooves (14), and the buffer rubber rollers (10) are arranged into a sectional type hollow structure.

5. The electric wire and cable with long service life as claimed in claim 4, wherein the anti-corrosion outer layer (1) and the anti-corrosion inner layer (4) are both made of Polytetrafluoroethylene (PTFE) and the flame-retardant layer (2) is made of PVC.

6. The electric wire and cable with long service life as claimed in claim 1, wherein the anti-slip convex teeth (18) are bonded to the circumferential outer wall of the anti-corrosion outer layer (1) and distributed at equal intervals, and the anti-slip convex teeth (18) are made of epoxy resin material coated with anti-corrosion paint.