Stretch-resistant wire cable

Abstract

The utility model discloses a stretch-resistant wire and cable, which comprises a cable body, and the cable body is composed of a wear-resistant layer, a corrosion-resistant layer, a stretch-resistant layer, a heat-resistant layer, an anti-interference shielding layer, an insulating layer, an elastic layer, an anti-cracking layer, a protective layer and a cable core. According to the utility model, through the arrangement of the wear-resistant layer, the wear-resistant effect of the surface of the wire cable is improved, and the wear caused by long-time use of the surface is reduced, so that the service life is prolonged, through the arrangement of the corrosion-resistant layer, the corrosion-resistant effect of the surface of the wire cable is improved, and through the arrangement of the stretch-resistant layer, the stretch-resistant effect of the wire cable is improved. By arranging the heat-resistant layer, the heat-resistant effect of the wire cable is improved, the influence of external heat on the cable is avoided, by arranging the anti-interference shielding layer, the anti-interference effect of the wire cable is improved, the interference of external signals is reduced, and by arranging the insulating layer, the service life of the wire cable is prolonged. And the insulation effect of the wire cable is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wires and cables, in particular to a tensile-resistant wire and cable. Background Art

[0002] Cables include power cables, control cables, compensation cables, shielded cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, etc. They are all composed of single or multiple strands of wire and insulation layer, used to connect circuits, electrical appliances, etc. Cables can be divided into DC cables and AC cables according to the system of photovoltaic power station. Wires and cables are used to transmit electrical energy, information and realize electromagnetic energy conversion. Wires and cables in a broad sense are also referred to as cables. Cables in a narrow sense refer to insulated cables, which can be defined as: a collection of the following parts, one or more insulated cores, and their respective coatings, total protective layers and outer sheaths. Cables may also have additional uninsulated conductors.

[0003] According to the application number: CN202221601826.X, a multi-core wire and cable includes a cable body, an installation disk is movably arranged inside the cable body, a turntable is fixedly connected to the outside of the installation disk, and a rotating groove for docking with the turntable is opened on the inside of the cable body, the turntable rotates within a limited position in the rotating groove, a plurality of groups of inner holes are penetrated through the outside of the installation disk, and a limiting mechanism is arranged in the plurality of groups of inner holes, a plurality of groups of core wires are movably arranged inside the installation disk, and the plurality of groups of core wires movably penetrate the inner holes, and an anti-corrosion layer is provided on the fixed sleeve outside the cable body.

[0004] The wires and cables in the above-mentioned cases have poor tensile strength and unsatisfactory wear resistance, which seriously affects the service life of the wires and cables. At the same time, the corrosion resistance is poor, which reduces the quality during use. Utility Model Content

[0005] The purpose of the utility model is to provide a tensile-resistant wire and cable to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a tensile-resistant wire and cable, comprising a cable body, wherein the cable body is composed of a wear-resistant layer, a corrosion-resistant layer, an anti-tensile layer, a heat-resistant layer, an anti-interference shielding layer, an insulating layer, an elastic layer, an anti-cracking layer, a protective layer and a cable core, and the wear-resistant layer is arranged on the surface of the corrosion-resistant layer.

[0007] Preferably, the anti-stretching layer is arranged on the inner wall of the corrosion-resistant layer, the heat-resistant layer is arranged on the inner wall of the anti-stretching layer, the anti-interference shielding layer is arranged on the inner wall of the heat-resistant layer, the insulating layer is arranged on the inner wall of the anti-interference shielding layer, the elastic layer is arranged inside the insulating layer, the anti-cracking layer is arranged on the inner wall of the elastic layer, the protective layer is arranged on the inner wall of the anti-cracking layer, and the cable core is arranged on the inner wall of the protective layer.

[0008] Preferably, an elastic column is arranged inside the insulating layer, and a plurality of partition strips are installed on the surface of the elastic column.

[0009] Preferably, the wear-resistant layer is made of ultra-high molecular weight polyethylene, and the corrosion-resistant layer is made of polyvinylidene fluoride.

[0010] Preferably, the anti-stretching layer is made of polyurethane, and the heat-resistant layer is made of cross-linked polyethylene.

[0011] Preferably, the anti-interference shielding layer is made of copper wire braid, and the insulating layer is made of ethylene-tetrafluoroethylene copolymer.

[0012] Preferably, the elastic layer is made of thermoplastic polyurethane elastomer, the anti-cracking layer is made of polyamide resin, and the protective layer is made of polytetrafluoroethylene.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model improves the wear resistance of the surface of the wire and cable by arranging a wear-resistant layer, reduces the wear on the surface caused by long-term use, thereby prolonging the service life of the wire and cable, improves the corrosion resistance of the surface of the wire and cable by arranging a corrosion-resistant layer, improves the anti-stretching effect of the wire and cable by arranging an anti-stretching layer, thereby prolonging the service life of the wire and cable, improves the heat resistance of the wire and cable by arranging a heat-resistant layer, and avoids the influence of external heat on the cable, improves the anti-interference effect of the wire and cable by arranging an anti-interference shielding layer, and reduces the interference of external signals, improves the insulation effect of the wire and cable by arranging an insulating layer, improves the elasticity of the wire and cable by arranging an elastic layer, improves the anti-cracking performance of the wire and cable by arranging an anti-cracking layer, and improves the effect of protecting the cable core by arranging a protective layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a structural cross-sectional view of the side view of the utility model;

[0017] Figure 3This is a structural cross-sectional view of the elastic layer, anti-cracking layer, protective layer and cable core side view of the utility model.

[0018] In the figure: 1 cable body, 11 wear-resistant layer, 12 corrosion-resistant layer, 13 tensile resistance layer, 14 heat-resistant layer, 15 anti-interference shielding layer, 16 insulation layer, 17 elastic layer, 18 anti-cracking layer, 19 protective layer, 110 cable core. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 A stretch-resistant wire and cable comprises a cable body 1, wherein the cable body 1 is composed of a wear-resistant layer 11, a corrosion-resistant layer 12, an anti-stretching layer 13, a heat-resistant layer 14, an anti-interference shielding layer 15, an insulating layer 16, an elastic layer 17, an anti-cracking layer 18, a protective layer 19 and a cable core 110, wherein the wear-resistant layer 11 is made of ultra-high molecular weight polyethylene, the wear-resistant layer 11 is arranged on the surface of the corrosion-resistant layer 12, the corrosion-resistant layer 12 is made of polyvinylidene fluoride, the anti-stretching layer 13 is arranged on the inner wall of the corrosion-resistant layer 12, the anti-stretching layer 13 is made of polyurethane, the heat-resistant layer 14 is arranged on the inner wall of the anti-stretching layer 13, and the heat-resistant layer 14 is made of cross-linked The cable core 110 is made of polytetrafluoroethylene, the anti-interference shielding layer 15 is arranged on the inner wall of the heat-resistant layer 14, the anti-interference shielding layer 15 is made of copper wire braid, the insulating layer 16 is arranged on the inner wall of the anti-interference shielding layer 15, the insulating layer 16 is made of ethylene-tetrafluoroethylene copolymer, the elastic layer 17 is arranged inside the insulating layer 16, the elastic layer 17 is made of thermoplastic polyurethane elastomer, the anti-cracking layer 18 is arranged on the inner wall of the elastic layer 17, the anti-cracking layer 18 is made of polyamide resin, the protective layer 19 is arranged on the inner wall of the anti-cracking layer 18, the protective layer 19 is made of polytetrafluoroethylene, and the cable core 110 is arranged on the inner wall of the protective layer 19.

[0021] An elastic column 2 is disposed inside the insulating layer 16 , and a plurality of separation bars 3 are installed on the surface of the elastic column 2 .

[0022] By providing a wear-resistant layer 11, the wear resistance of the surface of the wire and cable is improved, and the wear of the surface caused by long-term use is reduced, thereby increasing the service life; by providing a corrosion-resistant layer 12, the corrosion resistance of the surface of the wire and cable is improved; by providing an anti-stretching layer 13, the anti-stretching effect of the wire and cable is improved, thereby extending the service life of the wire and cable; by providing a heat-resistant layer 14, the heat resistance of the wire and cable is improved, and the influence of external heat on the cable is avoided; by providing an anti-interference shielding layer 15, the anti-interference effect of the wire and cable is improved, and the interference of external signals is reduced; by providing an insulating layer 16, the insulation effect of the wire and cable is improved; by providing an elastic layer 17, the elasticity of the wire and cable is improved; by providing an anti-cracking layer 18, the anti-cracking performance of the wire and cable is improved; by providing a protective layer 19, the protection effect of the cable core 110 is improved.

[0023] To sum up: the stretch-resistant wire and cable solves the problems raised in the above-mentioned background technology by setting a wear-resistant layer 11, by setting a corrosion-resistant layer 12, by setting an anti-stretching layer 13, by setting a heat-resistant layer 14, by setting an anti-interference shielding layer 15, by setting an insulating layer 16, by setting an elastic layer 17, by setting an anti-cracking layer 18, and by setting a protective layer 19.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tensile-resistant wire and cable, characterized in that: The cable body (1) comprises a wear-resistant layer (11), a corrosion-resistant layer (12), an anti-stretching layer (13), a heat-resistant layer (14), an anti-interference shielding layer (15), an insulating layer (16), an elastic layer (17), an anti-cracking layer (18), a protective layer (19) and a cable core (110), wherein the wear-resistant layer (11) is arranged on the surface of the corrosion-resistant layer (12).

2. The tensile-resistant wire and cable according to claim 1, characterized in that: The anti-stretching layer (13) is arranged on the inner wall of the corrosion-resistant layer (12), the heat-resistant layer (14) is arranged on the inner wall of the anti-stretching layer (13), the anti-interference shielding layer (15) is arranged on the inner wall of the heat-resistant layer (14), the insulating layer (16) is arranged on the inner wall of the anti-interference shielding layer (15), the elastic layer (17) is arranged inside the insulating layer (16), the anti-cracking layer (18) is arranged on the inner wall of the elastic layer (17), the protective layer (19) is arranged on the inner wall of the anti-cracking layer (18), and the cable core (110) is arranged on the inner wall of the protective layer (19).

3. The tensile-resistant wire and cable according to claim 2, characterized in that: An elastic column (2) is arranged inside the insulating layer (16), and a plurality of separation strips (3) are installed on the surface of the elastic column (2).

4. The stretch-resistant wire and cable according to claim 2, characterized in that: The wear-resistant layer (11) is made of ultra-high molecular weight polyethylene, and the corrosion-resistant layer (12) is made of polyvinylidene fluoride.

5. The tensile-resistant wire and cable according to claim 2, characterized in that: The anti-stretching layer (13) is made of polyurethane, and the heat-resistant layer (14) is made of cross-linked polyethylene.

6. The tensile-resistant wire and cable according to claim 2, characterized in that: The anti-interference shielding layer (15) is made of copper wire braid, and the insulating layer (16) is made of ethylene-tetrafluoroethylene copolymer.

7. The tensile-resistant wire and cable according to claim 2, characterized in that: The elastic layer (17) is made of thermoplastic polyurethane elastomer, the anti-cracking layer (18) is made of polyamide resin, and the protective layer (19) is made of polytetrafluoroethylene.

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