CN211265015U

CN211265015U - Novel waterproof wear-resisting cable

Info

Publication number: CN211265015U
Application number: CN201922086487.0U
Authority: CN
Inventors: 冯东安; 刘道远
Original assignee: Nanchang Xinhua Cable Co ltd
Current assignee: Nanchang Xinhua Cable Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-14
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a novel waterproof wear-resisting cable, including the sinle silk, the outside of sinle silk is provided with the outer insulation layer. The utility model provides an outer insulating layer and inner insulating layer all adopt crosslinked polyethylene to make, improve the heat resistance and the mechanical properties of cable greatly, the contractility of cable has been reduced, make it no longer melt after being heated, and good electrical property has been kept, wear-resisting steel wire area and aluminium alloy silk area in the cable, it is excellent to make cable wear resistance, toughness is relatively good, increase of service life, waterproof layer in the cable adopts the compound area of aluminium-plastic to make, good water-proof effects has, the protective coating of cable outside spraying can generate even fine and close spongy foam insulating layer when receiving the fire simultaneously, can restrain effectively, propagation and spread of separation flame, play good guard action to the cable, bring very big facility for the user.

Description

Novel waterproof wear-resisting cable

Technical Field

The utility model relates to the technical field of cables, specifically a novel waterproof wear-resisting cable.

Background

Wire cable is a wire product used for transmitting electricity (magnetic) energy, information and realizing electromagnetic energy conversion, and is a wire for transmitting electricity or information from one place to another place, and the wire cable in a broad sense is also called as a cable for short, and the narrow sense refers to an insulated cable, generally a cable-like cable formed by twisting several or several groups of wires (at least two in each group), wherein the wires in each group are mutually insulated and are usually twisted around a center, and the whole outer surface is coated with a highly insulated coating layer. The cable has interior circular telegram, the characteristics of external insulation, and current wire and cable structure wear-resisting effect is than relatively poor, uses the long time back in addition, and water-proof effects is not ideal, is difficult to satisfy wire and cable's long-time use, brings very big inconvenience for the user, for this reason we propose a novel waterproof wear-resisting cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel waterproof wear-resisting 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: the utility model provides a novel waterproof wear-resisting cable, includes the sinle silk, the outside of sinle silk is provided with the outer insulating layer, position between sinle silk and the outer insulating layer is provided with to be stamped wear-resisting steel wire area and aluminium alloy silk area, and wear-resisting steel wire area and aluminium alloy silk area link to each other in turn, the sinle silk includes shielding layer, inner insulating layer, conductor, the shielding layer sets up the outside at the sinle silk, the inner insulating layer sets up the position in the middle of shielding layer and conductor, the conductor sets up the inside at the sinle silk, the outside of outer insulating layer is provided with the waterproof layer, the outside of waterproof layer is provided with the protective layer, the outside spraying.

Preferably, the wear-resistant steel wire belt and the aluminum alloy wire belt are both in annular arrays, and the shape of a cross section formed by the wear-resistant steel wire belt and the aluminum alloy wire belt is circular.

Preferably, the outer insulating layer and the inner insulating layer are both made of a cross-linked polyethylene material, and the material of the shielding layer is made of a semiconductor paper tape.

Preferably, the waterproof layer is longitudinally wrapped with an aluminum-plastic composite belt layer, and the protective layer is made of PE plastic particle materials.

Preferably, the material of the protective coating is prepared by adding a fireproof flame retardant and a plasticizer into a tertiary acrylic emulsion water-based material.

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

the utility model provides an outer insulating layer and inner insulating layer all adopt crosslinked polyethylene to make, improve the heat resistance and the mechanical properties of cable greatly, the contractility of cable has been reduced, make it no longer melt after being heated, and good electrical property has been kept, wear-resisting steel wire area and aluminium alloy silk area in the cable, it is excellent to make cable wear resistance, toughness is relatively good, increase of service life, waterproof layer in the cable adopts the compound area of aluminium-plastic to make, good water-proof effects has, the protective coating of cable outside spraying can generate even fine and close spongy foam insulating layer when receiving the fire simultaneously, can restrain effectively, propagation and spread of separation flame, play good guard action to the cable, bring very big facility for the user.

Drawings

Fig. 1 is a structural section view of the front view of the present invention.

In the figure: 1 wire core, 11 shielding layers, 12 inner insulating layers, 13 conductors, 2 outer insulating layers, 3 wear-resistant steel wire belts, 4 aluminum alloy wire belts, 5 waterproof layers, 6 protective layers and 7 protective coatings.

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 work belong to the protection scope of the present invention.

Referring to fig. 1, a novel waterproof and wear-resistant cable comprises a wire core 1, an outer insulating layer 2 is arranged on the outer side of the wire core 1, a wear-resistant steel wire belt 3 and an aluminum alloy wire belt 4 are arranged between the wire core 1 and the outer insulating layer 2, the wear-resistant steel wire belt 3 and the aluminum alloy wire belt 4 are alternately connected, the wear-resistant steel wire belt 3 and the aluminum alloy wire belt 4 are both in an annular array, the cross section formed by the wear-resistant steel wire belt 3 and the aluminum alloy wire belt 4 is in an annular shape, so that the cable has excellent wear resistance and good toughness, and the service life is prolonged, the wire core 1 comprises a shielding layer 11, an inner insulating layer 12 and a conductor 13, the shielding layer 11 is arranged on the outer side of the wire core 1, the inner insulating layer 12 is arranged between the shielding layer 11 and the conductor 13, the conductor 13 is arranged inside the wire core 1, the outer insulating layer 2 and the inner insulating layer 12 are both made of a cross-, that is, thermoplastic polyethylene is converted into thermosetting crosslinked polyethylene, thereby greatly improving the heat resistance and mechanical property of the polyethylene, reducing the shrinkage of the polyethylene, ensuring that the polyethylene is not melted after being heated, and keeping excellent electrical property, the shielding layer 11 is made of semiconductor paper tape, so that the inner insulating layer 12 is in good contact with the conductor 13, eliminating the increase of the electric field intensity on the surface of the conductor 13 caused by non-smoothness on the surface of the conductor 13, the waterproof layer 5 is arranged on the outer side of the outer insulating layer 2, the protective layer 6 is arranged on the outer side of the waterproof layer 5, the waterproof layer 5 is longitudinally wrapped with an aluminum-plastic composite tape layer, having good waterproof effect, the protective layer 6 is made of PE plastic particle material, the protective coating 7 is sprayed on the outer side of the protective layer 6, when the protective coating 7 is fired, a uniform and compact spongy foam thermal insulation layer can be generated, and the propagation and spread of, the cable is well protected.

The working principle is as follows: the outer insulating layer 2 and the inner insulating layer 12 are both made of cross-linked polyethylene, so that the heat resistance and the mechanical property of the cable are greatly improved, the shrinkage of the cable is reduced, the cable is not melted after being heated, and excellent electrical property is kept, the wear-resistant steel wire belt 3 and the spun-aluminum alloy belt 4 in the cable enable the cable to have excellent wear resistance, better toughness and longer service life, the waterproof layer 5 in the cable is made of an aluminum-plastic composite belt, so that the cable has a good waterproof effect, and meanwhile, the protective coating 7 sprayed outside the cable can generate a uniform and compact spongy foam thermal insulation layer when being heated, so that the spread and propagation of flame can be effectively inhibited and blocked, the cable is protected, and great convenience is brought to users.

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 novel waterproof wear-resisting cable, includes sinle silk (1), its characterized in that: the cable is characterized in that an outer insulating layer (2) is arranged on the outer side of the cable core (1), a wear-resistant steel wire belt (3) and an aluminum alloy wire belt (4) are arranged between the cable core (1) and the outer insulating layer (2) in a covering mode, the wear-resistant steel wire belt (3) and the aluminum alloy wire belt (4) are connected in an alternating mode, the cable core (1) comprises a shielding layer (11), an inner insulating layer (12) and a conductor (13), the shielding layer (11) is arranged on the outer portion of the cable core (1), the inner insulating layer (12) is arranged in the middle of the shielding layer (11) and the conductor (13), the conductor (13) is arranged inside the cable core (1), a waterproof layer (5) is arranged on the outer side of the outer insulating layer (2), a protective layer (6) is arranged on the outer side of the waterproof layer (5), and a protective coating (.

2. The novel waterproof and wear-resistant cable according to claim 1, wherein: the wear-resistant steel wire belt (3) and the aluminum alloy wire belt (4) are both in annular arrays, and the shape of a cross section formed by the wear-resistant steel wire belt (3) and the aluminum alloy wire belt (4) is circular.

3. The novel waterproof and wear-resistant cable according to claim 1, wherein: the outer insulating layer (2) and the inner insulating layer (12) are both made of cross-linked polyethylene materials, and the shielding layer (11) is made of semiconductor paper tapes.

4. The novel waterproof and wear-resistant cable according to claim 1, wherein: the waterproof layer (5) is arranged to be longitudinally wrapped with an aluminum-plastic composite belt layer, and the protective layer (6) is made of PE plastic particle materials.