CN213339785U

CN213339785U - Anti-corrosion cable

Info

Publication number: CN213339785U
Application number: CN202022550818.4U
Authority: CN
Inventors: 董新安
Original assignee: Jiangsu Zhongjing Cable Technology Co ltd
Current assignee: Jiangsu Zhongjing Cable Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-06-01
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses an anticorrosion cable, including at least two sets of sinle silks, shielding layer and anticorrosion protective layer, every group sinle silk is formed by the transposition of multiunit anaerobic copper wire to it has the insulating layer to equally divide and do not wrap up in the outside, the sinle silk sets up the inside at the shielding layer, just the shielding layer is equipped with the filling layer between the insulating layer with the sinle silk outside, the outside parcel of shielding layer has the waterproof isolation layer, the waterproof isolation layer outside parcel has the enhancement layer, just the enhancement layer sets up the inside at the anticorrosion protective layer to laminate each other with the inboard of anticorrosion protective layer. The anti-corrosion cable is simple and reasonable in structure, novel in design, capable of being used for a long time in a corrosive environment and high in use value.

Description

Anti-corrosion cable

Technical Field

The utility model relates to a power cable technical field specifically is an anti-corrosion cable.

Background

The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater; the power cable is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, and comprises various voltage grades of 1-500KV and above and various insulated power cables; since power cables are often laid in underground soil, the presence of corrosive materials in the soil will greatly reduce the service life and operational reliability of the power cables. We have therefore developed this and propose a corrosion resistant cable.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an anticorrosion cable, including at least two sets of sinle silks, shielding layer and anticorrosion protective layer, every group sinle silk is formed by the transposition of multiunit anaerobic copper wire to it has the insulating layer to equally divide and do not wrap up in the outside, the sinle silk sets up the inside at the shielding layer, just the shielding layer is equipped with the filling layer between the insulating layer with the sinle silk outside, the shielding layer outside parcel has the waterproof isolation layer, the waterproof isolation layer outside parcel has the enhancement layer, just the enhancement layer sets up the inside at the anticorrosion protective layer to laminate each other with the inboard of anticorrosion protective layer.

As an optimized technical solution of the present invention, the filling layer is filled with a filling material, and the filling material is a flame retardant polypropylene.

As an optimal technical scheme of the utility model, the enhancement layer is one of ABS resin layer, epoxy layer and polypropylene resin layer, just a plurality of enhancement steel wires have evenly been inlayed to the enhancement layer inside.

As an optimal technical scheme of the utility model, waterproof isolation layer is the polyvinyl chloride sleeve pipe, and its thickness is 0.5 ~ 0.8 mm.

As an optimal technical scheme of the utility model, the insulating layer is the silastic-layer, and the silastic-layer thickness is 1.5 ~ 1.8 mm.

As an optimal technical scheme of the utility model, the anticorrosion protective layer is bilayer structure, and the inboard is made by high density polyethylene, and the outside is made by aramid fiber material or polytetrafluoroethylene, just the whole thickness of anticorrosion protective layer is 1.8 ~ 2.4 mm.

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

1. according to the anti-corrosion cable, the whole anti-corrosion protection of the cable is realized through the anti-corrosion protection layer with the double-layer structure, so that the service life and the use stability of the cable underground are effectively prolonged;

2. according to the anti-corrosion cable, the reinforcing layer and the reinforcing steel wires embedded in the reinforcing layer greatly improve the mechanical strength of the reinforcing layer and the whole cable, so that the cable can be prevented from being broken under the action of external force;

3. according to the anti-corrosion cable, the waterproof performance of the cable is effectively improved through the waterproof isolation layer, and meanwhile, the isolation protection of the core of the inner layer can be realized after the outer layer is broken; the utility model has the advantages of simple and reasonable structure, the modern design to can be better satisfy can long-term use in the environment of corrosivity, higher use value has.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional structure view of an anti-corrosion cable according to the present invention.

In the figure: 1. a wire core; 2. an insulating layer; 3. a filling layer; 4. a shielding layer; 5. a waterproof isolation layer; 6. a reinforcing layer; 7. reinforcing steel wires; 8. and (4) an anti-corrosion protective layer.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, the utility model relates to an anti-corrosion cable, including at least two sets of sinle silks 1, shielding layer 4 and anti-corrosion protection layer 8, its characterized in that, every group sinle silk 1 is formed by the transposition of multiunit anaerobic copper wire to it has insulating layer 2 to equally divide and do not have at outside parcel, sinle silk 1 sets up the inside at shielding layer 4, just shielding layer 4 is equipped with filling layer 3 between the insulating layer 2 with the sinle silk 1 outside, shielding layer 4 outside parcel has waterproof isolation layer 5, waterproof isolation layer 5 outside parcel has enhancement layer 6, just enhancement layer 6 sets up in anti-corrosion protection layer 8's inside to laminate each other with anti-corrosion protection layer 8's inboard.

Wherein, the filling layer 3 is filled with a filling material, and the filling material is flame-retardant polypropylene.

Wherein, the enhancement layer 6 is one of ABS resin layer, epoxy layer and polypropylene resin layer, just a plurality of reinforcing steel wires 7 have evenly been inlayed to 6 inside in enhancement layer, through enhancement layer 6 and the inside inlayed reinforcing steel wire 7 of inside, have improved 6 and the holistic mechanical strength of cable greatly, and then can realize the cable under the exogenic action, accomplish to prevent the fracture.

Wherein, waterproof isolation layer 5 is the polyvinyl chloride sleeve pipe, and its thickness is 0.5 ~ 0.8mm, through waterproof isolation layer 5, effectively improves the waterproof performance of cable, simultaneously, can realize breaking the back at the skin, to the isolation protection of inlayer wire core 1.

Wherein, the insulating layer 2 is a silicone rubber layer, and the thickness of the silicone rubber layer is 1.5-1.8 mm.

Wherein, anticorrosion protective layer 8 is bilayer structure, and the inboard is made by high density polyethylene, and the outside is made by aramid fiber material or polytetrafluoroethylene, just anticorrosion protective layer 8's whole thickness is 1.8 ~ 2.4mm, through bilayer structure's anticorrosion protective layer 8, has realized the holistic anticorrosive protection to the cable, and then effectively improves cable life and stability in use underground.

The working principle is as follows: when the anti-corrosion cable is used, the anti-corrosion protection of the whole cable is realized through the anti-corrosion protection layer 8 with a double-layer structure, so that the service life and the use stability of the cable under the ground are effectively improved, the mechanical strength of the reinforcing layer 6 and the whole cable is greatly improved through the reinforcing layer 6 and the reinforcing steel wires 7 embedded in the reinforcing layer, so that the cable can be prevented from being broken under the action of external force, the waterproof performance of the cable is effectively improved through the waterproof isolation layer 5, and meanwhile, the isolation protection of the inner-layer wire core 1 after the outer layer is broken can be realized; the utility model has the advantages of simple and reasonable structure, the modern design to can be better satisfy can long-term use in the environment of corrosivity, higher use value has.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anticorrosion cable, includes at least two sets of sinle silks (1), shielding layer (4) and anticorrosion protective layer (8), its characterized in that, every group sinle silk (1) is formed by the transposition of multiunit anaerobic copper wire to it has insulating layer (2) to equally divide respectively to wrap up in the outside, sinle silk (1) sets up the inside at shielding layer (4), just shielding layer (4) be equipped with filling layer (3) between insulating layer (2) with sinle silk (1) outside, shielding layer (4) outside parcel has waterproof isolation layer (5), waterproof isolation layer (5) outside parcel has enhancement layer (6), just enhancement layer (6) set up in the inside of anticorrosion protective layer (8) to laminate each other with the inboard of anticorrosion protective layer (8).

2. The corrosion-resistant cable according to claim 1, wherein the filling layer (3) is filled with a filling material, and the filling material is flame-retardant polypropylene.

3. The corrosion-resistant cable according to claim 1, wherein the reinforcing layer (6) is one of an ABS resin layer, an epoxy resin layer and a polypropylene resin layer, and the reinforcing steel wires (7) are uniformly embedded in the reinforcing layer (6).

4. The corrosion-resistant cable according to claim 1, wherein the waterproof barrier layer (5) is a polyvinyl chloride sleeve and has a thickness of 0.5 to 0.8 mm.

5. The corrosion-resistant cable according to claim 1, wherein the insulating layer (2) is a silicone rubber layer, and the thickness of the silicone rubber layer is 1.5 to 1.8 mm.

6. The corrosion-resistant cable according to claim 1, wherein the corrosion-resistant protective layer (8) has a double-layer structure, the inner side is made of high-density polyethylene, the outer side is made of aramid or polytetrafluoroethylene, and the overall thickness of the corrosion-resistant protective layer (8) is 1.8-2.4 mm.