High-strength tensile wear-resistant high-temperature-resistant cable

Abstract

The utility model discloses a high-strength tensile wear-resistant high-temperature-resistant cable, which comprises a cable main body and a heat-resistant layer, an insulating material layer is fixedly connected outside the cable main body, the cable main body comprises a cable inner cavity, and a plurality of groups of cable cores are arranged in the cable inner cavity. The technical problems that the surface of the cable is damaged due to long-time dragging and friction, and the overall use effect is affected when the cable is used under the harsh environment are solved, the overall cable core can be protected through the arranged cable outer sleeve shell and the through groove, the overall toughness can be enhanced through the cable outer sleeve shell, and the service life of the cable is prolonged. The cable is simple in structure, is prevented from being treaded and damaged when being transversely placed, improves the overall tensile resistance through the tensile material layer, further improves the overall flexibility of the cable through the arranged unloading holes and communication grooves, and can improve the overall heat resistance of the cable through cooperation with the heat-resistant layer.

Description

Technical Field

[0001] The utility model relates to the technical field of high temperature resistant cables, in particular to a high strength tensile resistant, wear resistant and high temperature resistant cable. Background Art

[0002] Cables are usually made of one or more mutually insulated conductors and an outer insulating protective material layer, which transmit electricity or information from one place to another. Cables have the characteristics of being powered inside and insulated outside, and are used to connect circuits, electrical appliances, etc.

[0003] According to a Chinese patent with application number CN202020053581.6, a wear-resistant and high-temperature resistant cable is disclosed, which includes an insulated core, a conductor is provided in the insulated core, an insulating material layer is provided on the outer surface of the conductor, a fire-resistant mica layer is provided on the outer surface of the insulating material layer, a fixed connecting rod is provided between the insulated cores, and the insulated cores and the fixed connecting rod are arranged in a fire-resistant filling layer, an inner flame-retardant layer is provided on the outer surface of the fire-resistant filling layer, a signal shielding layer is provided on the outer surface of the inner flame-retardant layer, a glass fiber insulation belt is provided on the outer surface of the glass fiber insulation belt, an outer flame-retardant layer is provided on the outer surface of the outer flame-retardant layer, a fire-retardant coating is provided on the outer surface of the fire-retardant coating, a sheath is provided on the outer surface of the sheath, a steel wire ring is fixedly connected to the surface of the sheath, and a wear-resistant layer is fixedly connected to the outer surface of the steel wire ring.

[0004] However, some cables may be dragged and rubbed during use, which may further cause damage to the cables. At the same time, there are different requirements for cables when used in different environments. Utility Model Content

[0005] The purpose of this utility model is to provide a high-strength, tensile-resistant, wear-resistant and high-temperature-resistant cable to solve the following technical problems:

[0006] Long-term dragging and friction will cause damage to the cable surface. Secondly, using the cable in harsh environments will affect its overall use.

[0007] The present invention aims to solve at least one of the technical problems existing in the prior art:

[0008] A high-strength, tensile-resistant, wear-resistant and high-temperature resistant cable comprises a cable body and a heat-resistant layer, wherein an insulating material layer is fixedly connected to the outside of the cable body, the cable body comprises a cable inner cavity, a plurality of groups of cable cores are arranged inside the cable inner cavity, and the cable cores are arranged crosswise, a cable outer shell is arranged on the inner side of the cable inner cavity, a plurality of through grooves are opened on the surface of the cable outer shell, and a plurality of groups of through grooves are arranged about the cable outer shell array.

[0009] As a further solution of the utility model: the outer surface of the insulating material layer is provided with a durable material layer, and the durable material layer is made of polyvinyl chloride, polyethylene and other materials with good insulation performance.

[0010] As a further solution of the utility model: a protective material layer is provided on the outer surface of the durable material layer, and the material of the protective material layer is PFA material.

[0011] As a further solution of the utility model: the outer surface of the protective material layer is provided with a tensile material layer, the material of the tensile material layer is halogen-free low-smoke polyolefin, and the tensile material layer is composed of a halogen-free cross-linked polyethylene flame retardant material.

[0012] As a further solution of the utility model: the tensile material layer includes a tensile body, the inner cavity of the tensile body is provided with unloading holes, and the unloading holes are arranged in an array in the inner cavity of the tensile body, and connecting grooves are provided between the unloading holes.

[0013] As a further solution of the utility model: the outer surface of the tensile material layer is provided with a heat-resistant layer, and the material of the heat-resistant layer is a super heat-resistant thermoplastic resin polyetheretherketone.

[0014] Beneficial effects of the utility model:

[0015] The cable outer shell and the through groove can protect the cable core as a whole. The cable outer shell can enhance the overall toughness to avoid being stepped on and damaged when placed horizontally. Secondly, the tensile material layer can improve the overall tensile resistance. The set unloading holes and connecting grooves can further improve the overall softness of the cable. Finally, the use of a heat-resistant layer can improve the overall heat resistance of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings.

[0017] Figure 1 It is a schematic diagram of the structure of the cross-section of the cable of the utility model;

[0018] Figure 2 It is a cross-sectional schematic diagram of the internal structure of the cable of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the cable protection material layer of the utility model.

[0020] In the figure: 1. cable body; 101. cable inner cavity; 102. cable core; 103. cable outer shell; 104. through groove; 2. insulating material layer; 3. protective material layer; 4. tensile material layer; 401. tensile body; 402. stress relief hole; 403. connecting groove; 5. heat-resistant layer; 6. durable material layer. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] See also Figures 1 to 3 As shown, the utility model is a high-strength tensile-resistant, wear-resistant and high-temperature-resistant cable, comprising a cable body 1 and a heat-resistant layer 5. An insulating material layer 2 is fixedly connected to the outside of the cable body 1. The insulating material layer 2 arranged on the outside can prevent leakage during use, and further ensure the overall safety of use. A durable material layer 6 is arranged on the outer surface of the insulating material layer 2, and the durable material layer 6 is made of polyvinyl chloride and polyethylene with good insulation performance. The durable material layer 6 can improve the overall durability of use, thereby realizing the protection of the cable as a whole;

[0023] The outer surface of the durable material layer 6 is provided with a protective material layer 3, and the material of the protective material layer 3 is PFA material. The outer surface of the protective material layer 3 is provided with a tensile material layer 4. The outer surface of the tensile material layer 4 is provided with a heat-resistant layer 5, and the material of the heat-resistant layer 5 is super heat-resistant thermoplastic resin polyetheretherketone.

[0024] The cable body 1 comprises a cable inner cavity 101, wherein a plurality of groups of cable cores 102 are arranged inside the cable inner cavity 101, and the cable cores 102 are arranged crosswise, a cable outer shell 103 is arranged inside the cable inner cavity 101, a plurality of through grooves 104 are opened on the surface of the cable outer shell 103, and a plurality of groups of through grooves 104 are arranged in an array with respect to the cable outer shell 103;

[0025] The material of the tensile material layer 4 is halogen-free low-smoke polyolefin, and the composition of the tensile material layer 4 is halogen-free cross-linked polyethylene flame retardant material. The tensile material layer 4 includes a tensile body 401, and the inner cavity of the tensile body 401 is provided with a force unloading hole 402, and the force unloading holes 402 are arranged in an array in the inner cavity of the tensile body 401, and connecting grooves 403 are arranged between the force unloading holes 402.

[0026] The cable core 102 can be protected as a whole by the cable outer shell 103 and the through groove 104. The cable outer shell 103 can enhance the overall toughness to avoid being stepped on and damaged when placed horizontally. Secondly, the tensile material layer 4 can improve the overall tensile resistance. The unloading holes 402 and the connecting grooves 403 can further improve the overall softness of the cable. Finally, the use of the heat-resistant layer 5 can improve the overall heat resistance of the cable.

[0027] The working principle of the utility model is as follows: firstly, the cable core 102 is wound in multiple groups to form a whole, then the whole is wrapped externally, and the insulating material layer 2 is combined with the wound whole, and then when installing different functional layers, the installation of multiple functional layers is carried out in sequence.

[0028] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A high-strength, tensile-resistant, wear-resistant and high-temperature-resistant cable, comprising a cable body (1) and a heat-resistant layer (5), characterized in that: The outside of the cable body (1) is fixedly connected with an insulating material layer (2), the cable body (1) comprises a cable inner cavity (101), a plurality of groups of cable cores (102) are arranged inside the cable inner cavity (101), and the cable cores (102) are arranged crosswise, a cable outer shell (103) is arranged on the inner side of the cable inner cavity (101), a plurality of through grooves (104) are opened on the surface of the cable outer shell (103), and a plurality of groups of through grooves (104) are arranged in an array with respect to the cable outer shell (103).

2. The high-strength tensile, wear-resistant and high-temperature resistant cable according to claim 1 is characterized in that: The outer surface of the insulating material layer (2) is provided with a durable material layer (6).

3. The high-strength tensile, wear-resistant and high-temperature resistant cable according to claim 2 is characterized in that: The outer surface of the durable material layer (6) is provided with a protective material layer (3).

4. The high-strength tensile, wear-resistant and high-temperature resistant cable according to claim 3 is characterized in that: The outer surface of the protective material layer (3) is provided with a tensile material layer (4).

5. The high-strength tensile, wear-resistant and high-temperature resistant cable according to claim 4 is characterized in that: The tensile material layer (4) comprises a tensile body (401), the inner cavity of the tensile body (401) is provided with force unloading holes (402), and the force unloading holes (402) are arranged in an array in the inner cavity of the tensile body (401), and connecting grooves (403) are arranged between the force unloading holes (402).

6. The high-strength tensile, wear-resistant and high-temperature resistant cable according to claim 4 is characterized in that: The outer surface of the tensile material layer (4) is provided with a heat-resistant layer (5).

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