CN214152519U

CN214152519U - Special armored control cable for coal mine

Info

Publication number: CN214152519U
Application number: CN202022370454.1U
Authority: CN
Inventors: 史俊杰
Original assignee: Anhui Huiliante Cable Co ltd
Current assignee: Anhui Huiliante Cable Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-09-07
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a belong to power device technical field, specifically be a dedicated armor control cable in colliery, including cable core, aluminium foil, inner liner, metal armor and oversheath, the cable core is formed by two sinle silks and the mutual transposition of a ground wire, the sinle silk includes conductor, flame retardant coating and insulating layer, the surface cladding of conductor is provided with the flame retardant coating, the surface cladding of flame retardant coating is provided with the insulating layer, the surface cladding of cable core is provided with the aluminium foil, the surface cladding of aluminium foil is provided with the inner liner, the surface of inner liner is provided with the metal armor, the surface cladding of metal armor is provided with the oversheath, and this cable fire prevention, dampproofing, wear-resisting, bending property are good, and the interference killing feature is strong.

Description

Special armored control cable for coal mine

Technical Field

The utility model discloses an electric power unit technical field specifically is a dedicated armor control cable in colliery.

Background

At present, along with the development of scientific technology, people have more and more demands on cables, and the cables are common data signal transmission equipment and have the advantages of large communication capacity, high transmission stability, good confidentiality and the like. The existing communication cable is mostly used in the environment such as indoor and outdoor environment, but for some coal mine enterprises, the working environment is below the earth surface, the instruments used by the working personnel are connected with the ground indicating instrument through signal communication cables, the signal communication cables need to pass through the mine to communicate the instruments with the ground indicating instrument, the communication cable is used for communicating the instrument and the ground indicating instrument so as to achieve the aim of effectively transmitting data signals between the instrument used by the underground operation personnel and the ground indicating instrument, thereby ensuring the smooth operation of the underground operation, for the conditions of severe working environment, high temperature and high humidity and poor stability of a power supply system under a mine, the existing armored control cable special for the special coal mine has poor moisture resistance and flame retardance, is difficult to adapt to the working environment under the mine, and is easy to influence the normal transmission of signals; moreover, due to the working requirement, the cable needs to be frequently pulled, and the cable sheath is easily abraded due to the long-term friction between the cable and the ground, so that the service life of the cable is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dedicated armor control cable in colliery to solve and provide the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including cable core, aluminium foil, inner liner, metal armor and oversheath, the cable core is formed by two sinle silks and the mutual transposition of ground wire, the sinle silk includes conductor, flame retardant coating and insulating layer, the surface cladding of conductor is provided with the flame retardant coating, the surface cladding of flame retardant coating is provided with the insulating layer, the surface cladding of cable core is provided with the aluminium foil, the surface cladding of aluminium foil is provided with the inner liner, the surface of inner liner is provided with the metal armor, the surface cladding of metal armor is provided with the oversheath.

Preferably, the outer sheath is made of neoprene material.

Preferably, the metal armor layer is of a thin steel wire armor layer structure, and the metal armor layer is bonded with the outer sheath.

Preferably, the periphery of sinle silk and ground wire is filled with the polyester layer, the conductor is formed by 7 thin copper wires normal transposition, the surface electroplating of thin copper wire has the tin layer.

Preferably, the ground wire is provided with a thick copper wire and an insulating sleeve from inside to outside.

Compared with the prior art, the beneficial effects of the utility model are that: neoprene material itself possesses better resistant oil, it is water-fast, alkali-proof, acidproof, solvent resistance can, add through fire retardant and wear-resisting granule in the oversheath and hold, the fire resistance and the wearability of very big degree promotion cable, make the cable difficult impaired at the in-process of dragging, the adaptation environment of high temperature under the mine, armor through steel wire armor structure sets up, can protect the cable normal bending difficult impaired deformation of being difficult for, setting through the polyester layer, can prevent that the hydrone from getting into inside the cable, play fine dampproofing effect, the shielding setting of aluminium foil simultaneously, prevent to receive external signal interference among the cable communication process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the schematic diagram of the structure of the core of the present invention.

In the figure: the cable comprises an outer sheath 1, a metal armor layer 2, an inner liner 3, aluminum foil 4, a cable core 5, a cable core 6, an insulating layer 7, a fire-resistant layer 8, a conductor 9, a ground wire 10, an insulating sleeve 11, a thick copper wire 12 and a thin copper wire 13.

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.

The utility model provides a dedicated armor control cable in colliery, neoprene material itself possesses better resistant oil, water-fast, alkali-proof, acidproof, solvent resistance can, make the cable difficult impaired at the in-process of dragging, the environment of high temperature in the adaptation mine, armor through steel wire armor sets up, can protect the cable normal bending difficult impaired deformation, setting through the polyester layer, can prevent inside the hydrone gets into the cable, play fine dampproofing effect, the shielding setting of aluminium foil simultaneously, prevent that the cable communication in-process from receiving external signal interference. Referring to fig. 1, the cable comprises a cable core 5, an aluminum foil 4, an inner liner 3, a metal armor layer 2 and an outer sheath 1;

referring to fig. 1-2, an outer sheath 1 made of neoprene material has good oil resistance, water resistance, alkali resistance, acid resistance and solvent resistance, so that the cable is not easily damaged in the pulling process and is suitable for the high-temperature environment under a mine, the cable can be protected from being damaged and deformed due to normal bending by the arrangement of an armor layer of a steel wire armor structure, water molecules can be prevented from entering the cable through the arrangement of a polyester layer, a good moisture-proof effect is achieved, meanwhile, the shielding arrangement of an aluminum foil 4 is used for preventing the cable from being interfered by external signals in the communication process, specifically, a cable core 5 is formed by mutually twisting two wire cores 6 and a ground wire 10, each wire core 6 comprises a conductor 9, a fire-proof layer 8 and an insulating layer 7, the fire-proof layer 8 is coated on the outer surface of the conductor 9, the insulating layer 7 is coated on the outer surface of the fire-proof layer 8, and the polyester layers are filled around the wire cores 6 and the ground wire 10, the conductor 9 is formed by regularly twisting 7 thin copper wires 13, a tin layer is electroplated on the outer surface of each thin copper wire 13, a thick copper wire 12 and an insulating sleeve 11 are arranged on the ground wire 10 from inside to outside, an aluminum foil 4 is coated on the outer surface of the cable core 5, an inner liner 3 is coated on the outer surface of the aluminum foil 4, a metal armor layer 2 is arranged on the outer surface of the inner liner 3, the metal armor layer 2 is of a thin steel wire armor layer structure, an outer sheath 1 is coated on the outer surface of the metal armor layer 2, the metal armor layer 2 is bonded with the outer sheath 1, and the outer sheath 1 is made of neoprene materials;

in the concrete use, oversheath 1 itself that makes through the neoprene material possesses better resistant oil, water-fast, alkali-proof, acidproof, solvent resistance can, make the cable difficult impaired at the in-process of dragging, the environment of high temperature in the adaptation mine, armor through steel wire armor structure sets up, can protect the cable normal bending difficult impaired deformation, setting through the polyester layer, can prevent inside the hydrone gets into the cable, play fine dampproofing effect, the shielding setting of aluminium foil 4 simultaneously, prevent that the cable communication in-process from receiving external signal interference.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a dedicated armor control cable in colliery, includes cable core (5), aluminium foil (4), inner liner (3), metal armor (2) and oversheath (1), its characterized in that: the utility model discloses a cable core, including cable core (5), conductor (9), flame retardant coating (8), insulating layer (7), the surface cladding of conductor (9) is provided with flame retardant coating (8), the surface cladding of flame retardant coating (8) is provided with insulating layer (7), the surface cladding of cable core (5) is provided with aluminium foil (4), the surface cladding of aluminium foil (4) is provided with inner liner (3), the surface of inner liner (3) is provided with metal armor (2), the surface cladding of metal armor (2) is provided with oversheath (1).

2. The armored control cable special for coal mines according to claim 1, wherein: the outer sheath (1) is made of a neoprene adhesive material.

3. The armored control cable special for coal mines according to claim 1, wherein: the metal armor layer (2) is of a thin steel wire armor layer structure, and the metal armor layer (2) is bonded with the outer sheath (1).

4. The armored control cable special for coal mines according to claim 1, wherein: the cable comprises a cable core (6), a conductor (9) and a ground wire (10), wherein polyester layers are filled at the peripheries of the cable core (6) and the ground wire (10), the conductor is formed by regularly twisting 7 thin copper wires (13), and tin layers are electroplated on the outer surfaces of the thin copper wires (13).

5. The armored control cable special for coal mines according to claim 1, wherein: the ground wire (10) is provided with a thick copper wire (12) and an insulating sleeve (11) from inside to outside.