A smart device drag chain data network cable

Abstract

The present invention relates to the technical field of network cable structure, and in particular to a smart device drag chain data network cable, which includes a conductor layer, a non-woven fabric tape layer, a tinned copper braided mesh layer and an outer sheath arranged in sequence from the inside to the outside, wherein the conductor layer is provided with an elastic rubber column and a plurality of tensile ropes, wherein the elastic rubber column is arranged on the central axis of the conductor layer, and a plurality of tensile ropes are arranged around the outer periphery of the elastic rubber column; wherein the conductor layer also includes a plurality of pairs of conductors and a plurality of filling ropes, wherein the plurality of pairs of conductors and the plurality of filling ropes are twisted with each other, and each pair of conductors includes a shielding layer and two core wires arranged in the shielding layer and twisted with each other, wherein the core wire includes a first insulating layer and a plurality of oxygen-free copper wires twisted with each other arranged in the first insulating layer. The present invention has a novel structure, strong anti-interference ability, improves the tensile performance of the conductor, and has strong reliability; improves the tensile ability of the present invention and prevents breaking.

Description

Technical Field

[0001] The present invention relates to the technical field of network cable structures, and in particular to a drag chain data network cable for intelligent devices. Background Art

[0002] Network cables are widely used in drag chain systems for network video image transmission and signal control of industrial manufacturing automation equipment, such as intelligent lathes, machine tool processing equipment, logistics transportation systems, robots, industrial robotic arms, port machinery, complete equipment installation projects and crane occasions.

[0003] The defects of the network cables currently used in drag chain systems are: poor anti-interference effect and poor tensile performance, and low cable cyclic bending life. Summary of the invention

[0004] In view of the problems of the prior art, the present invention provides a smart device drag chain data network cable, which has a novel structure, ingenious design, strong anti-interference ability, improved tensile performance of the conductor, and strong reliability. The tensile strength of the present invention is improved to prevent it from being broken, and further, an elastic rubber column is provided, which not only provides the present invention with anti-bending performance, but also provides better tensile strength.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0006] The present invention provides a smart device drag chain data network cable, comprising a conductor layer, a non-woven fabric tape layer, a tinned copper braided mesh layer and an outer sheath, which are arranged in sequence from the inside to the outside, wherein an elastic rubber column and a plurality of tensile ropes are arranged in the conductor layer, wherein the elastic rubber column is arranged on the central axis of the conductor layer, and a plurality of tensile ropes are looped around the outer periphery of the elastic rubber column; the conductor layer also comprises a plurality of pairs of conductors and a plurality of filling ropes, wherein the plurality of pairs of conductors and the plurality of filling ropes are twisted together, wherein each pair of conductors comprises a shielding layer and two core wires which are arranged in the shielding layer and twisted together, wherein the core wires comprise a first insulating layer and a plurality of oxygen-free copper wires which are twisted together and arranged in the first insulating layer.

[0007] Preferably, the inner wall of the shielding layer is further provided with a low-density polyethylene middle layer.

[0008] Preferably, the shielding layer is an aluminum foil shielding layer.

[0009] Preferably, the filling rope is a cotton rope.

[0010] Preferably, the tensile rope is a steel-magnesium alloy wire rope.

[0011] Preferably, the outer sheath is a polyvinyl chloride sheath.

[0012] Wherein, the outer wall of the tinned copper braided mesh layer is evenly distributed with a plurality of barbs, and the barbs are used for fitting and connecting with the outer sheath.

[0013] Wherein, the first insulating layer is a high-density polyethylene insulating layer.

[0014] Beneficial effects of the present invention:

[0015] The present invention has a novel structure and an ingenious design. The arrangement of the tinned copper braided mesh and the shielding layer provides a shielding effect and has a strong anti-interference ability. Moreover, the structure is simpler than that of the traditional multi-layer shielding layer, thereby reducing the cost. In addition, the tinned copper braided mesh also provides a protective effect. By twisting a plurality of filling ropes with a plurality of pairs of conductors, the tensile strength of the conductor is improved to prevent tearing, thereby achieving high reliability. Furthermore, the core wire adopts oxygen-free copper wire, has a firm structure, and has anti-wire drawing performance. The first insulating layer also protects the oxygen-free copper wire, and has a reliable structure. The arrangement of the anti-pull rope improves the tensile strength of the present invention and prevents tearing. Furthermore, an elastic rubber column is provided, which not only provides the present invention with anti-bending performance, but also provides better tensile strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a smart device drag chain data network cable of the present invention.

[0017] exist Figure 1 Reference numerals in the drawings include:

[0018] 1—Non-woven fabric tape layer 2—Tinned copper braided mesh layer 3—Outer sheath

[0019] 4—Elastic rubber column 5—Tensile rope 6—Filling rope

[0020] 7—shielding layer 8—first insulating layer 9—oxygen-free copper wire

[0021] 10 - low density polyethylene middle layer 11 - barbs. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the embodiments are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0023] A smart device drag chain data network cable, such as Figure 1As shown, it includes a conductor layer, a non-woven fabric tape layer 1, a tinned copper braided mesh layer 2 and an outer sheath 3 which are arranged in sequence from the inside to the outside. An elastic rubber column 4 and a plurality of tensile ropes 5 are arranged in the conductor layer. The elastic rubber column 4 is arranged on the central axis of the conductor layer, and the plurality of tensile ropes 5 are arranged around the outer periphery of the elastic rubber column 4. The conductor layer also includes a plurality of pairs of conductors and a plurality of filling ropes 6, which are twisted with each other. Each pair of conductors includes a shielding layer 7 and two core wires which are arranged in the shielding layer 7 and twisted with each other. The core wires include a first insulating layer 8 and a plurality of oxygen-free copper wires 9 which are twisted with each other and are arranged in the first insulating layer 8. Specifically, the present invention has a novel structure and ingenious design. The arrangement of the tinned copper braided mesh and the shielding layer 7 provides a shielding effect with strong anti-interference ability, and is simpler in structure than the traditional multi-layer shielding layer 7, reducing costs. In addition, the tinned copper braided mesh also provides a protective effect. By twisting a plurality of filling ropes 6 with a plurality of pairs of conductors, the tensile strength of the conductor is improved to prevent tearing, and the reliability is strong. Furthermore, the core wire adopts oxygen-free copper wire 9, which has a firm structure and anti-drawing performance. The first insulating layer 8 also protects the oxygen-free copper wire 9, and the structure is reliable. The arrangement of the anti-pulling rope 5 is used to improve the tensile strength of the present invention to prevent pulling off. Furthermore, an elastic rubber column 4 is provided, which not only provides the anti-bending performance of the present invention, but also provides better tensile strength. The non-woven fabric wrapping layer 1 also better protects the conductor layer.

[0024] In the intelligent device drag chain data network cable described in this embodiment, the inner wall of the shielding layer 7 is further provided with a low-density polyethylene middle layer 10. Specifically, low-density polyethylene has softness, extensibility and electrical insulation, and can play an insulating role.

[0025] In the intelligent device drag chain data network cable described in this embodiment, the shielding layer 7 is an aluminum foil shielding layer 7.

[0026] In the intelligent device drag chain data network cable described in this embodiment, the filling rope 6 is a cotton rope. Specifically, the cotton rope and the conductor are twisted together to improve the tensile strength and prevent the conductor from breaking.

[0027] In the intelligent device drag chain data network cable described in this embodiment, the tensile rope 5 is a steel-magnesium alloy wire rope. Specifically, the steel-magnesium alloy wire rope is formed by twisting a plurality of steel-magnesium alloy wires together, has a firm structure, has good tensile resistance, and improves the tensile resistance level. Preferably, the cross-sectional diameter of each steel-magnesium alloy wire is 0.07 mm.

[0028] In the intelligent device drag chain data network cable described in this embodiment, the outer sheath 3 is a polyvinyl chloride sheath. Specifically, the polyvinyl chloride sheath is a modified polyvinyl chloride sheath, which has good wear resistance, insulation and toughness.

[0029] In the intelligent device drag chain data network cable described in this embodiment, the outer wall of the tinned copper braided mesh layer 2 is evenly distributed with a plurality of barbs 11, and the barbs 11 are used to fit and connect with the outer sheath 3. Specifically, the provision of the barbs 11 can improve the stability and reliability of the connection between the tinned copper braided mesh layer 2 and the outer sheath 3, and it is not easy to loosen. The barbs 11 pierce the outer sheath 3, the structure is reliable, and the installation and production stability is good.

[0030] In the intelligent device drag chain data network cable described in this embodiment, the first insulating layer 8 is a high-density polyethylene insulating layer. Specifically, the high-density polyethylene insulating layer has good wear resistance, electrical insulation, toughness and cold resistance.

[0031] In the intelligent device drag chain data network cable described in this embodiment, the outer wall of the outer sheath 3 is also coated with a nitrile protective layer, and the nitrile protective layer is spirally wound around the outer wall of the outer sheath 3. Specifically, the nitrile protective layer has the advantages of excellent oil resistance and high wear resistance, which can prevent the surface of the cable from being worn during laying, resulting in exposure of the internal fiber core, thereby improving safety.

[0032] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention is disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technician familiar with the profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical contents disclosed above without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent changes and modifications made to the above embodiments according to the technology of the present invention are within the scope of the technical solution of the present invention without departing from the content of the technical solution of the present invention.

Claims

1. A smart device drag chain data network cable, characterized by: The invention comprises a conductor layer, a non-woven fabric tape layer, a tinned copper braided mesh layer and an outer sheath which are sequentially arranged from the inside to the outside, wherein an elastic rubber column and a plurality of tensile ropes are arranged in the conductor layer, wherein the elastic rubber column is arranged on the central axis of the conductor layer, and the plurality of tensile ropes are looped around the outer periphery of the elastic rubber column; the conductor layer also comprises a plurality of pairs of conductors and a plurality of filling ropes, wherein the plurality of pairs of conductors and the plurality of filling ropes are twisted with each other, wherein each pair of conductors comprises a shielding layer and two core wires which are arranged in the shielding layer and twisted with each other, and the core wires comprise a first insulating layer and a plurality of oxygen-free copper wires which are twisted with each other and arranged in the first insulating layer; The inner wall of the shielding layer is also provided with a low-density polyethylene middle layer, and the outer wall of the tinned copper braided mesh layer is evenly provided with a plurality of barbs, which are used for fitting and connecting with the outer sheath.

2. According to claim 1, a smart device drag chain data network cable is characterized in that: The shielding layer is an aluminum foil shielding layer.

3. The intelligent device drag chain data network cable according to claim 1, characterized in that: The filling rope is a cotton rope.

4. The intelligent device drag chain data network cable according to claim 1, characterized in that: The tensile rope is a steel-magnesium alloy wire rope.

5. The intelligent device drag chain data network cable according to claim 1, characterized in that: The outer sheath is a polyvinyl chloride sheath.

6. The intelligent device drag chain data network cable according to claim 1, characterized in that: The first insulating layer is a high-density polyethylene insulating layer.

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