CN214624536U

CN214624536U - Corrosion-resistant water-cooling flame-retardant cable

Info

Publication number: CN214624536U
Application number: CN202120916766.XU
Authority: CN
Inventors: 苏承志; 苏承裕
Original assignee: Guangxi Guiyou Electric Technology Co ltd
Current assignee: Guangxi Guiyou Electric Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-05
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the technical field of cables, a corrosion-resistant water-cooling flame retarded cable is disclosed, including interior water pipe, the outside of interior water pipe is provided with the silica gel layer, the outside on silica gel layer is provided with the annular frame, all be provided with insulating fixed bolster around the annular frame, all be provided with the enameled wire seal wire between the insulating fixed bolster, the outside that is close to the enameled wire seal wire between the insulating fixed bolster all is provided with the glass fiber filling layer, the outside of insulating fixed bolster and glass fiber filling layer is provided with flame retardant coating. The utility model discloses an outside on silica gel layer sets up the annular frame, all is provided with insulating fixed bolster around the annular frame, is convenient for protect internal water pipe, is supported by insulating fixed bolster internal water pipe, avoids the internal water pipe to cause buckling when the cable is crooked, and the water pipe causes the problem of jam in the extrusion, and the inside of insulating fixed bolster all is provided with the strengthening rib simultaneously, is convenient for improve the stability and the use strength of insulating fixed bolster.

Description

Corrosion-resistant water-cooling flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, specifically a corrosion-resistant water-cooling flame retarded cable.

Background

At present, with the continuous large mining scale of industries such as China power industry, data communication industry, urban rail transit industry, automobile industry, shipbuilding industry and the like, the demand on cables is also rapidly increased, and meanwhile, the demand on the cables is higher and higher to meet the market demand, and the water-cooled cable is a hollow water-through cable, is used as a special cable of large-current heating equipment, and is more stable and safer to use.

The chinese patent discloses a high temperature resistant corrosion-resistant water-cooled cable (grant No. CN208622467U), this patent technology the utility model discloses coating preparation simple process coats in rubber coat surface, the one deck dry high temperature resistant corrosion-resistant coating that forms after the high temperature cure, it can bear the high temperature about 500 degrees centigrade, excellent wear-resisting corrosion resisting property has under high temperature environment, and can play cable surface protection, effect such as sealed, but its interior water pipe causes the buckling easily when the cable is crooked, lead to interior water pipe to block up, and the flame retardant property of cable is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant water-cooling flame retarded cable 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:

a corrosion-resistant water-cooling flame-retardant cable comprises an inner water pipe, a silica gel layer is arranged on the outer side of the inner water pipe, the outer side of the silica gel layer is provided with an annular frame, the periphery of the annular frame is provided with an insulating fixed bracket, enameled wire guide wires are arranged between the insulating fixed brackets, glass fiber filling layers are arranged between the insulating fixed brackets and close to the outer sides of the enameled wire guide wires, the outer sides of the insulating fixed bracket and the glass fiber filling layer are provided with flame-retardant coatings, the outer sides of the flame-retardant coatings are provided with first shielding layers, a drying layer is arranged on the outer side of the first shielding layer, a flexible outer layer is arranged on the outer side of the drying layer, an outer reinforcing layer is arranged on the outer side of the flexible outer layer, a corrosion-resistant layer is arranged on the surface of the outer reinforcing layer, the outer sides of the enameled wire guide wires are provided with mica tape layers, and the outer sides of the mica tape layers are provided with first insulating layers.

As a further aspect of the present invention: and reinforcing ribs are arranged inside the insulating fixed support.

As a further aspect of the present invention: the inner side of the flame-retardant coating is provided with a graphite layer.

As a further aspect of the present invention: and a second shielding layer is arranged inside the outer reinforcing layer.

As a further aspect of the present invention: and a third insulating layer is arranged on one side, close to the second shielding layer, of the inner part of the outer reinforcing layer.

As a further aspect of the present invention: and a second insulating layer is arranged between the drying layer and the flexible outer layer.

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

1. the silica gel layer is arranged on the outer side of the inner water pipe, so that the inner water pipe is protected conveniently by using the silica gel, the silica gel layer has flexibility and weak heat conductivity, the inner water pipe is further prevented from being extruded and damaged, the heat conduction can be weakened, and the flame retardance of the cable is improved, the annular frame is arranged on the outer side of the silica gel layer, the insulating fixing supports are arranged on the periphery of the annular frame, so that the inner water pipe is protected conveniently, the inner water pipe is supported by the insulating fixing supports, the problem that the inner water pipe is bent when the cable is bent and blocked due to extrusion of the inner water pipe is avoided, the reinforcing ribs are arranged in the insulating fixing supports, the stability and the use strength of the insulating fixing supports are improved conveniently, the service life of the water-cooled cable is further prolonged, meanwhile, the insulating fixing supports can divide the enameled wire into four spaces, and mutual friction between the enameled wire guide wires can be avoided, utilize the glass fiber filling layer to wrap up the enameled wire seal wire between the insulating fixed bolster, improve the insulating nature and the corrosion resistance of enameled wire seal wire, even the enameled wire seal wire in a space damages, can not influence the enameled wire seal wire normal use in other three spaces yet.

2. The mica tape layer is arranged outside the enameled wire guide wire, so that the risk of sparks caused by excessive current borne by a cable is reduced, meanwhile, the mica tape layer is wrapped on the surface of the enameled wire guide wire and can isolate oxygen, the generation of sparks is effectively prevented, the flame retardance is improved, the use risk is reduced, the service life is prolonged, meanwhile, the first insulating layers are arranged on the surfaces of the mica tape layer, the insulativity of the enameled wire guide wire is further improved, the use safety of the cable is improved, the flame retardant coating is arranged, the graphite layer is arranged inside the flame retardant coating, the flame retardant performance can be further improved by utilizing the flame retardant effect of the graphite layer matched with the flame retardant coating, the corrosion resistance of the cable can be improved, the flexible outer layer is formed by high-carbon steel wires by arranging the flexible outer layer, the flexibility of the water-cooled cable is improved, the use effect is better, and the corrosion resistance layer is arranged on the surface of the outer reinforcing layer, the corrosion resistance of the cable is further improved, cracking is not easy to cause even in severe weather, and the service life of the cable is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a corrosion-resistant water-cooled flame-retardant cable;

FIG. 2 is a cross-sectional side view of a corrosion-resistant water-cooled flame-retardant cable;

fig. 3 is an enlarged view of a in fig. 2.

In the figure: 1. an inner water pipe; 2. a silica gel layer; 3. conducting wires by enameled wires; 4. a mica tape layer; 5. a first insulating layer; 6. a glass fiber filler layer; 7. an insulating fixed support; 8. reinforcing ribs; 9. a flame retardant coating; 10. a first shielding layer; 11. a second insulating layer; 12. a flexible outer layer; 13. a corrosion-resistant layer; 14. drying the layer; 15. a reinforcing layer is added; 16. a second shielding layer; 17. a third insulating layer; 18. a graphite layer; 19. and a ring-shaped frame.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a corrosion-resistant water-cooling flame-retardant cable includes an inner water pipe 1, a silica gel layer 2 is disposed on an outer side of the inner water pipe 1, an annular frame 19 is disposed on an outer side of the silica gel layer 2, insulating fixing frames 7 are disposed around the annular frame 19, enamel wire guide wires 3 are disposed between the insulating fixing frames 7, glass fiber filling layers 6 are disposed on outer sides of the insulating fixing frames 7 near the enamel wire guide wires 3, so as to improve insulation and corrosion resistance of the enamel wire guide wires 3, even if the enamel wire guide wires 3 in one space are damaged, normal use of the enamel wire guide wires 3 in other three spaces is not affected, flame-retardant coatings 9 are disposed on outer sides of the insulating fixing frames 7 and the glass fiber filling layers 6, a first shielding layer 10 is disposed on an outer side of the flame-retardant coatings 9, and a drying layer 14 is disposed on an outer side of the first shielding layer 10, the outside of dry layer 14 is provided with flexible outer 12, flexible outer 12 comprises high carbon steel wire, be convenient for improve the flexibility of water-cooled cable, excellent in use effect, the outside of flexible outer 12 is provided with outer reinforcing layer 15, the surface of outer reinforcing layer 15 is provided with corrosion resistant layer 13, the outside of enameled wire seal wire 3 all is provided with mica tape layer 4, be convenient for reduce the risk that the cable bears the weight of the too much spark of electric current, oxygen can be kept apart on the surface of enameled wire seal wire 3 in mica tape layer 4 parcel simultaneously, prevent the production of spark effectively, the fire resistance has been improved, reduce the use risk, and service life is prolonged, mica tape layer 4's the outside all is provided with first insulation layer 5.

In fig. 2: the inside of insulating fixed bolster 7 is provided with strengthening rib 8, is convenient for improve the stability and the use strength of insulating fixed bolster 7, further improves water-cooled cable's life.

In fig. 1 and 2: the graphite layer 18 is arranged on the inner side of the flame-retardant coating 9, so that the flame-retardant effect of the graphite matched with the flame-retardant coating 9 is facilitated, the flame-retardant property can be further improved, and the corrosion resistance of the cable can be improved.

In fig. 3: the second shielding layer 16 is arranged inside the outer reinforcing layer 15, so that the shielding performance of the water-cooled cable is further improved.

In fig. 3: the third insulating layer 17 is arranged on one side of the inner part of the outer reinforcing layer 15 close to the second shielding layer 16, so that the insulating property of the water-cooled cable is further improved.

In fig. 2: the second insulating layer 11 is arranged between the drying layer 14 and the flexible outer layer 12, so that the insulating property of the cable is improved, and the drying layer 14 can enable the cable to have certain waterproof performance.

The utility model discloses a theory of operation is: when the device is used, the silica gel layer 2 is arranged on the outer side of the inner water pipe 1, so that the inner water pipe 1 is protected conveniently by using silica gel, the silica gel layer 2 has flexibility and weak heat conductivity, the inner water pipe 1 is further prevented from being extruded and damaged, meanwhile, the heat conduction can be weakened, and the flame retardance of a cable is improved, the annular frame 19 is arranged on the outer side of the silica gel layer 2, the insulating fixing supports 7 are arranged on the periphery of the annular frame 19, so that the inner water pipe 1 is protected conveniently, the inner water pipe 1 is supported by the insulating fixing supports 7, the problem that the inner water pipe 1 is bent when the cable is bent and the inner water pipe 1 is extruded to cause blockage is avoided, the reinforcing ribs 8 are arranged inside the insulating fixing supports 7, so that the stability and the use strength of the insulating fixing supports 7 are improved, the service life of the water-cooled cable is further prolonged, and meanwhile, the insulating fixing supports 7 can separate the enameled wire 3 into four spaces, the mutual friction between the enameled wire guide wires 3 can be avoided, the enameled wire guide wires 3 are wrapped between the insulating fixing supports 7 by the glass fiber filling layers 6, the insulating property and the corrosion resistance of the enameled wire guide wires 3 are improved, even if the enameled wire guide wires 3 in one space are damaged, the normal use of the enameled wire guide wires 3 in other three spaces is not influenced, the mica tape layer 4 is arranged outside the enameled wire guide wires 3, the risk of sparks caused by too much current borne by a cable is reduced, meanwhile, the mica tape layer 4 is wrapped on the surface of the enameled wire guide wires 3 and can isolate oxygen, the generation of sparks is effectively prevented, the flame retardance is improved, the use risk is reduced, the service life is prolonged, meanwhile, the first insulating layers 5 are arranged on the surfaces of the mica tape layer 4, the insulating property of the enameled wire guide wires 3 is further improved, the use safety of the cable is improved, and by the arrangement of the flame retardant coating 9, the inside of flame retardant coating 9 sets up graphite layer 18, utilize the flame retardant efficiency of graphite cooperation flame retardant coating 9 self, can further improve flame retardant efficiency, can improve the corrosion resisting property of cable simultaneously, through setting up flexible outer 12, flexible outer 12 comprises high carbon steel wire, be convenient for improve the flexibility of water-cooled cable, the result of use is better, through setting up corrosion resistant layer 13 on the surface at outer enhancement layer 15, be convenient for further improve the corrosion resistance of cable, even under bad weather, also be difficult for causing the fracture, the life of cable has been prolonged.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The corrosion-resistant water-cooling flame-retardant cable comprises an inner water pipe (1) and is characterized in that a silica gel layer (2) is arranged on the outer side of the inner water pipe (1), an annular frame (19) is arranged on the outer side of the silica gel layer (2), insulating fixed supports (7) are arranged on the periphery of the annular frame (19), enameled wire guide wires (3) are arranged between the insulating fixed supports (7), glass fiber filling layers (6) are arranged on the outer sides, close to the enameled wire guide wires (3), between the insulating fixed supports (7), flame-retardant coatings (9) are arranged on the outer sides of the insulating fixed supports (7) and the glass fiber filling layers (6), a first shielding layer (10) is arranged on the outer side of the flame-retardant coating (9), a drying layer (14) is arranged on the outer side of the first shielding layer (10), and a flexible outer layer (12) is arranged on the outer side of the drying layer (14), an outer reinforcing layer (15) is arranged on the outer side of the flexible outer layer (12), a corrosion-resistant layer (13) is arranged on the surface of the outer reinforcing layer (15), mica tape layers (4) are arranged on the outer sides of the enameled wire guide wires (3), and first insulating layers (5) are arranged on the outer sides of the mica tape layers (4).

2. The corrosion-resistant water-cooling flame-retardant cable according to claim 1, wherein the insulating fixing bracket (7) is internally provided with a reinforcing rib (8).

3. A corrosion resistant water-cooled flame retardant cable according to claim 1, characterized in that the flame retardant coating (9) is provided with a graphite layer (18) on the inside.

4. A corrosion resistant water-cooled flame retardant cable according to claim 1, wherein the inner portion of the outer reinforcement layer (15) is provided with a second shielding layer (16).

5. A corrosion-resistant, water-cooled, flame-retardant cable according to claim 4, characterized in that the inner portion of the outer reinforcement layer (15) is provided with a third insulating layer (17) on the side close to the second shielding layer (16).

6. A corrosion resistant water-cooled flame retardant cable according to claim 1, wherein a second insulating layer (11) is provided between the dry layer (14) and the flexible outer layer (12).