CN210606743U

CN210606743U - Wear-resistant cable

Info

Publication number: CN210606743U
Application number: CN201922122450.9U
Authority: CN
Inventors: 琛℃旦; 衡浩
Original assignee: Henan Juyuan Electric Cable Co Ltd
Current assignee: Henan Juyuan Electric Cable Co Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-05-22
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a wear-resisting cable, which comprises a cable body, the surface coating of cable body has the oversheath, the oversheath includes low smoke halogen-free layer, polyurethane fiber protective layer and armor, the inboard parcel of low smoke halogen-free layer has the polyurethane fiber protective layer, the inboard parcel of polyurethane fiber protective layer has the armor. The utility model discloses an increase low cigarette no halogen layer inside the oversheath on cable surface, polyurethane fiber protective layer and armor, not only make the cable have fire prevention flame retardant property, can also strengthen the bulk strength of cable, can not produce the fracture when trampling or pulling, the holistic wearability of cable has been improved simultaneously, guarantee that cable surface can not appear wearing and tearing in the laying process, reduce the potential safety hazard, the life of cable has been improved, simultaneously solved because the wearability of cable is relatively poor, damage the oversheath very easily in the laying process, thereby leave the problem of potential safety hazard.

Description

Wear-resistant cable

Technical Field

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

Background

The cable is generally a cable similar to a rope formed by twisting several or several groups of leads (at least two leads in each group), each group of leads are insulated from each other and are usually twisted around a center, the whole outer surface is wrapped with a highly-insulated covering layer, the cable has the characteristics of internal electrification and external insulation, and the cable comprises a power cable, a compensation cable, a shielding cable, a wear-resistant cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like which are all composed of single-strand or multi-strand leads and an insulating layer and are used for connecting circuits, electrical appliances and the like, and the cable is applied to different occasions respectively, along with the continuous progress of the society, the requirements on the cable are higher and higher, the current-carrying capacity of the cable is required to be larger and larger, the section of the conductive core of the cable is continuously increased, the unit length weight of, due to the fact that the abrasion resistance of the cable is poor, the outer sheath is easily damaged in the laying process, and potential safety hazards are left.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting cable possesses the good advantage of wearability, has solved because the wear resistance of cable is relatively poor, damages the oversheath very easily at laying process to leave the problem of potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting cable, includes the cable body, the surface coating of cable body has the oversheath, the oversheath includes low smoke no halogen layer, polyurethane fiber protective layer and armor, the inboard parcel of low smoke no halogen layer has the polyurethane fiber protective layer, the inboard parcel of polyurethane fiber protective layer has the armor, the inside parcel of oversheath has insulating sheath, insulating sheath's inboard parcel has the enhancement layer, the inside parcel of enhancement layer has the cable core.

Preferably, the surface of the outer sheath is provided with a wear-resistant layer, and the wear-resistant layer is made of a magnesium oxide material.

Preferably, the ceramic silicon rubber material is arranged inside the reinforcing layer, a high-strength adhesive is arranged between the reinforcing layer and the insulating sheath, and the reinforcing layer and the insulating sheath are bonded through the high-strength adhesive.

Preferably, the surface of cable core is filled with nylon fiber rope, and nylon fiber rope evenly distributed is at the space position between enhancement layer and the cable core.

Preferably, the thickness of the outer sheath is four millimeters, and the thickness of the insulating sheath is two millimeters.

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

1. the utility model discloses an increase low cigarette no halogen layer inside the oversheath on cable surface, polyurethane fiber protective layer and armor, not only make the cable have fire prevention flame retardant property, can also strengthen the bulk strength of cable, can not produce the fracture when trampling or pulling, the holistic wearability of cable has been improved simultaneously, guarantee that cable surface can not appear wearing and tearing in the laying process, reduce the potential safety hazard, the life of cable has been improved, simultaneously solved because the wearability of cable is relatively poor, damage the oversheath very easily in the laying process, thereby leave the problem of potential safety hazard.

2. The utility model discloses an increase the wearing layer on the surface of outer sheath, not only make the abrasion strength of oversheath obtain improving, but also have water-proof effects, bond through the high strength adhesive between the inside each material layer of cable, the cable of making uses more permanent, and surface material is difficult for producing and drops, and cable core surface filling's nylon fiber rope not only can effectively protect the cable core, can also prevent the ageing electric leakage of cable core, has insulating properties.

Drawings

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

fig. 2 is a cross-sectional view of the inner structure of the outer sheath of the present invention.

In the figure: 1. a cable body; 2. an outer sheath; 21. a low smoke halogen-free layer; 22. a polyurethane fiber protective layer; 23. an armor layer; 3. an insulating sheath; 4. a reinforcing layer; 5. a cable core.

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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-2, a wear-resistant cable comprises a cable body 1, an outer sheath 2 is wrapped on the surface of the cable body 1, a wear-resistant layer is arranged on the surface of the outer sheath 2, the wear-resistant layer is made of magnesium oxide, the thickness of the outer sheath 2 is four millimeters, the thickness of an insulating sheath 3 is two millimeters, the wear-resistant layer is added on the surface of the outer sheath 2, so that the wear-resistant strength of the outer sheath 2 is improved, the wear-resistant cable also has a waterproof effect, the material layers in the cable are bonded through a high-strength adhesive, the manufactured cable is longer in use, surface materials are not easy to fall off, a nylon fiber rope filled on the surface of the cable core 5 can effectively protect the cable core 5 and can prevent the cable core 5 from aging and electric leakage, the cable core 5 has an insulating property, the outer sheath 2 comprises a low-smoke halogen-free layer 21, a, the inner side of the low-smoke halogen-free layer 21 is wrapped with a polyurethane fiber protective layer 22, the inner side of the polyurethane fiber protective layer 22 is wrapped with an armor layer 23, the inner side of the outer sheath 2 is wrapped with an insulating sheath 3, the inner side of the insulating sheath 3 is wrapped with a reinforcing layer 4, the inner side of the reinforcing layer 4 is provided with a ceramic silicon rubber material, a high-strength adhesive is arranged between the reinforcing layer 4 and the insulating sheath 3, the reinforcing layer 4 and the insulating sheath 3 are bonded through the high-strength adhesive, the inner part of the reinforcing layer 4 is wrapped with a cable core 5, the surface of the cable core 5 is filled with nylon fiber ropes, the nylon fiber ropes are uniformly distributed at the space part between the reinforcing layer 4 and the cable core 5, and the low-smoke halogen-free layer 21, the polyurethane fiber protective layer 22 and the armor layer 23 are additionally arranged inside the outer sheath 2 on the surface of the cable, so that the cable, can not produce the fracture when trampling or dragging, improved the holistic wearability of cable simultaneously, guarantee that wearing and tearing can not appear on the cable surface in laying process, reduce the potential safety hazard, improved the life of cable, solved simultaneously because the wear resistance of cable is relatively poor, damage the oversheath very easily in laying process to leave the problem of potential safety hazard.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods such as thermal welding, ultrasonic welding, flux, welding, and fusion crimping, and no specific description is made here.

During the use, through the inside low smoke halogen-free layer 21 that increases of oversheath 2 on cable surface, polyurethane fiber protective layer 22 and armor 23, not only make the cable have fire prevention flame retardant property, can also strengthen the bulk strength of cable, can not produce the fracture when trampling or dragging, the holistic wearability of cable has been improved simultaneously, guarantee that the cable surface can not appear wearing and tearing in the laying process, reduce the potential safety hazard, the life of cable has been improved, through the surperficial wearing layer that increases at oversheath 2, not only make the wearing strength of oversheath 2 obtain the improvement, but also have water-proof effects, bond through the high strength adhesive between each material layer in the cable inside, the cable of making uses for a long time, and the surface material is difficult for producing and drops.

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. A wear-resistant cable comprises a cable body (1), and is characterized in that: the surface coating of cable body (1) has oversheath (2), oversheath (2) are including low smoke no halogen layer (21), polyurethane fiber protective layer (22) and armor (23), the inboard parcel of low smoke no halogen layer (21) has polyurethane fiber protective layer (22), the inboard parcel of polyurethane fiber protective layer (22) has armor (23), the inside parcel of oversheath (2) has insulating sheath (3), the inboard parcel of insulating sheath (3) has enhancement layer (4), the inside parcel of enhancement layer (4) has cable core (5).

2. A wear resistant cable in accordance with claim 1, wherein: the surface of the outer sheath (2) is provided with a wear-resistant layer, and the wear-resistant layer is made of magnesium oxide materials.

3. A wear resistant cable in accordance with claim 1, wherein: the ceramic silicon rubber material is arranged inside the reinforcing layer (4), a high-strength adhesive is arranged between the reinforcing layer (4) and the insulating sheath (3), and the reinforcing layer (4) and the insulating sheath (3) are bonded through the high-strength adhesive.

4. A wear resistant cable in accordance with claim 1, wherein: the surface of the cable core (5) is filled with nylon fiber ropes, and the nylon fiber ropes are uniformly distributed in the space between the reinforcing layer (4) and the cable core (5).

5. A wear resistant cable in accordance with claim 1, wherein: the thickness of the outer sheath (2) is four millimeters, and the thickness of the insulating sheath (3) is two millimeters.