High-shielding high-conductivity copper wire

Abstract

The utility model discloses a high-shielding high-conductivity copper wire, which comprises a wear-resistant layer, a waterproof layer, a flame-retardant layer, a conductive coating, aramid yarn, a first reinforcing core, a second reinforcing core, chloroprene rubber and silicone rubber, the inner wall surface of the wear-resistant layer is fixedly connected with the waterproof layer, and the inner surface of the waterproof layer is fixedly connected with the flame-retardant layer. The surface of the inner wall of the flame-retardant layer is fixedly connected with a conductive coating, the inner wall of the conductive coating is fixedly connected with a filling layer, the inner surface of the filling layer is fixedly connected with a first reinforcing core and a second reinforcing core, the surface of the inner wall of the filling layer is fixedly connected with neoprene rubber, and the inner surface of the neoprene rubber is fixedly connected with a third reinforcing core. And the chloroprene rubber and the silicone rubber are arranged, the silicone rubber has good low temperature resistance, and the chloroprene rubber is oil-resistant, heat-resistant, flame-resistant, sunlight-resistant, ozone-resistant, acid and alkali-resistant and chemical reagent-resistant, so that the anti-corrosion capability of the cable body is enhanced, and the cable is prevented from being corroded on the sea for a long time.

Description

Technical Field

[0001] The utility model relates to the field of shielded cables, in particular to high-shielding high-conductivity copper wires. Background Art

[0002] Shielded cable is a transmission line that uses a metal mesh braided layer to wrap the signal line. The braided layer is generally red copper or tinned copper. The wire and cable industry is China's second largest industry after the automotive industry, with product variety satisfaction and domestic market share exceeding 90%. Globally, China's total output value of wires and cables has surpassed that of the United States, making it the world's largest wire and cable producer. With the rapid development of China's wire and cable industry, the number of new companies has continued to rise, and the overall technical level of the industry has been greatly improved.

[0003] The existing high-conductivity copper wire has no shielding function, which may cause interference to the surrounding environment and conduct fault current due to the electromagnetic field generated by the wire itself during use. Therefore, a high-shielding high-conductivity copper wire is proposed to solve the above problems. Utility Model Content

[0004] In this embodiment, a highly shielded high-conductivity copper wire is provided to solve the problem that the high-conductivity copper wire in the prior art has no shielding, which leads to the problem that the electromagnetic field generated by the wire itself interferes with the surrounding environment and causes fault current during use.

[0005] According to one aspect of the utility model, a high-shielding high-conductivity copper wire is provided, which is characterized by comprising a wear-resistant layer, a waterproof layer, a flame-retardant layer, a conductive coating, aramid yarn, a first reinforcing core, a second reinforcing core, chloroprene rubber and silicone rubber, the inner wall surface of the wear-resistant layer is fixedly connected to the waterproof layer, the inner surface of the waterproof layer is fixedly connected to the flame-retardant layer, the inner wall surface of the flame-retardant layer is fixedly connected to the conductive coating, the inner wall surface of the conductive coating is fixedly connected to the filling layer, the inner surface of the filling layer is fixedly connected to the first reinforcing core and the second reinforcing core, the inner wall surface of the filling layer is fixedly connected to the chloroprene rubber, the inner surface of the chloroprene rubber is fixedly connected to the third reinforcing core, the inner wall surface of the chloroprene rubber is fixedly connected to the silicone rubber, and the inner wall surface of the silicone rubber is fixedly connected to the copper core.

[0006] Furthermore, the waterproof layer is made of butyl rubber material.

[0007] Furthermore, the filling layer is made of tensile fiber material.

[0008] Furthermore, the first reinforcement core is made of metal material, the second reinforcement core is made of soft plastic material, and the third reinforcement core is made of alkali-free glass fiber.

[0009] Furthermore, the flame retardant layer is made of flame retardant rubber material.

[0010] Furthermore, the wear-resistant layer is made of silicon carbide material.

[0011] Furthermore, the inner wall surface of the filling layer is fixedly connected to the aramid yarn, and the inner wall surface of the aramid yarn is fixedly connected to the nylon layer.

[0012] Through the above-mentioned embodiments of the utility model, a wear-resistant layer, a waterproof layer, a flame-retardant layer, a conductive coating, aramid yarn, a first reinforcing core, a second reinforcing core, chloroprene rubber and silicone rubber are adopted to solve the problem that the high-conductivity copper wire has no shielding, which leads to the problem that the electromagnetic field generated by itself during use interferes with the surrounding environment and causes fault current. The conductive coating is provided to facilitate the effect of isolating the copper wire from the magnetic field influence and being affected by the surrounding environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 This is a schematic diagram of the overall three-dimensional structure of an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall internal structure of an embodiment of the utility model;

[0016] Figure 3 For an embodiment of the utility model Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0017] In the figure: 1. wear-resistant layer, 2. waterproof layer, 3. flame retardant layer, 4. conductive coating, 5. filling layer, 6. first reinforcing core, 7. second reinforcing core, 8. aramid yarn, 9. nylon layer, 10. third reinforcing core, 11. copper core, 12. neoprene, 13. silicone rubber. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0019] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so as to describe the embodiments of the utility model described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0020] In the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inside", "outside", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0021] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those skilled in the art, the specific meanings of these terms in this utility model can be understood according to specific circumstances.

[0022] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0023] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0024] The flame retardant layer in this embodiment can be applied to various cable fire protection mechanisms. For example, this embodiment provides the following fire-resistant cable, which can be used to install the following cable fire protection mechanism.

[0025] The cable fire prevention mechanism comprises: a conductor and a joint fixing device, wherein the conductor is formed by twisting a plurality of copper wires or aluminum wires or aluminum alloy wires, and the outer side of the conductor is sequentially wrapped with a fireproof and waterproof insulating layer, a fireproof filling layer, a heat-insulating and waterproof shielding layer, a fire-blocking layer and a ring protective sleeve layer from the inside to the outside, wherein the heat-insulating and waterproof shielding layer is formed by bonding glass fiber cloth to the back of ceramic fiber paper and then bonding aluminum foil, and the joint fixing device comprises a nut, a joint sleeve, a conical sealing sleeve and a fixing sleeve, wherein two joint sleeves are connected and fixed by the fixing sleeve, and the other sides of the two joint sleeves are respectively covered with a conical sealing sleeve and a nut.

[0026] A compression and tension-resistant layer can be added between the fire barrier layer and the ring protection sleeve layer, and the compression and tension-resistant layer is made of steel strip or galvanized steel wire.

[0027] The ceramic fiber paper is replaced by a ceramic fiber blanket or a ceramic fiber cloth or a ceramic fiber belt, which plays the role of explosion-proof, shielding and demagnetizing, heat insulation, fireproof and waterproof insulation.

[0028] The fireproof and waterproof insulating layer is composed of five or more layers of silicone rubber ceramic or silicone rubber glass fiber tape materials.

[0029] The filler of the fireproof filling layer is ceramic fiber rope or highly flame-retardant and environmentally friendly material.

[0030] The fire barrier layer is a silicone rubber ceramic belt or a ceramic fiber belt.

[0031] The ring protection sleeve layer is made of non-metallic material.

[0032] Of course, this embodiment can also be used for cable fire protection mechanisms installed in other structures. No further description will be given here, and the flame retardant layer of the embodiment of the utility model will be introduced below.

[0033] See also Figure 1-3 As shown, a high-shielding high-conductivity copper wire is characterized in that it includes a wear-resistant layer 1, a waterproof layer 2, a flame-retardant layer 3, a conductive coating 4, an aramid yarn 8, a first reinforcing core 6, a second reinforcing core 7, a chloroprene rubber 12 and a silicone rubber 13, the inner wall surface of the wear-resistant layer 1 is fixedly connected to the waterproof layer 2, the inner surface of the waterproof layer 2 is fixedly connected to the flame-retardant layer 3, the inner wall surface of the flame-retardant layer 3 is fixedly connected to the conductive coating 4, the inner wall surface of the conductive coating 4 is fixedly connected to the filling layer 5, the inner surface of the filling layer 5 is fixedly connected to the first reinforcing core 6 and the second reinforcing core 7, the inner wall surface of the filling layer 5 is fixedly connected to the chloroprene rubber 12, the inner surface of the chloroprene rubber 12 is fixedly connected to the third reinforcing core 10, the inner wall surface of the chloroprene rubber 12 is fixedly connected to the silicone rubber 13, the inner wall surface of the silicone rubber 13 is fixedly connected to the copper core 11, and by providing the conductive coating 4, it is convenient to isolate the copper wire from the magnetic field influence and being influenced by the surrounding environment;

[0034] The waterproof layer 2 is made of butyl rubber material, the filling layer 5 is made of tensile fiber material, the first reinforcing core 6 is made of metal material, the second reinforcing core 7 is made of soft plastic material, and the third reinforcing core 10 is made of alkali-free glass fiber, so as to enhance the insulation and tensile properties of the cable. The flame retardant layer 3 is made of flame retardant rubber material, so as to enhance the flame retardant properties of the cable. The wear-resistant layer 1 is made of silicon carbide material, so as to enhance the wear resistance of the cable. The inner wall surface of the filling layer 5 is fixedly connected to the aramid yarn 8, and the inner wall surface of the aramid yarn 8 is fixedly connected to the nylon layer 9.

[0035] When the utility model is in use, the outer wall of the copper core 11 is provided with a chloroprene rubber 12 and a silicone rubber 13, so as to protect the copper core 11 from the erosion of the external environment, and the inner wall of the chloroprene rubber 12 is provided with a third reinforcing core 10, and the third reinforcing core 10 is made of alkali-free glass fiber, so as to reduce the conductive performance and enhance the tensile capacity of the chloroprene rubber 12 on the outer skin of the copper core 11, and the aramid yarn 8, the nylon layer 9, the first reinforcing core 6, the second reinforcing core 7 and the third reinforcing core 10 are fixedly connected inside the cable, so as to enhance the protection effect on the copper core 11 and increase the The cable has good resistance to bending and pulling. By setting a conductive coating 4, it is convenient to isolate the copper wire from the magnetic field influence and being influenced by the surrounding environment. When encountering open flame, there is basically no volatilization of harmful smoke, which is convenient to increase the flame retardant performance of the cable body and increase the insulation and safety capabilities of the cable body. By setting chloroprene rubber 12 and silicone rubber 13, the silicone rubber 13 has good low temperature resistance, and the chloroprene rubber 12 is oil-resistant, heat-resistant, flame-resistant, sunlight-resistant, ozone-resistant, acid-resistant, alkali-resistant, and chemical-resistant, it is convenient to enhance the corrosion resistance of the cable body and prevent the cable from being corroded for a long time at sea.

[0036] The utility model is beneficial in that:

[0037] 1. By setting a conductive coating, it is easy to isolate the copper wire from the magnetic field of the surrounding environment;

[0038] 2. By setting chloroprene rubber and silicone rubber, silicone rubber has good low temperature resistance, and chloroprene rubber is resistant to oil, heat, flame, sunlight, ozone, acid, alkali and chemical reagents, which is convenient to enhance the corrosion resistance of the cable body and prevent the cable from being corroded for a long time at sea.

[0039] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. Highly shielded and highly conductive copper wire, characterized by: The invention comprises a wear-resistant layer (1), a waterproof layer (2), a flame-retardant layer (3), a conductive coating (4), aramid yarn (8), a first reinforcing core (6), a second reinforcing core (7), chloroprene rubber (12) and silicone rubber (13); the inner wall surface of the wear-resistant layer (1) is fixedly connected to the waterproof layer (2); the inner surface of the waterproof layer (2) is fixedly connected to the flame-retardant layer (3); the inner wall surface of the flame-retardant layer (3) is fixedly connected to the conductive coating (4); the inner wall surface of the conductive coating (4) is fixedly connected to the filling layer (5); the inner surface of the filling layer (5) is fixedly connected to the first reinforcing core (6) and the second reinforcing core (7); the inner wall surface of the filling layer (5) is fixedly connected to the chloroprene rubber (12); the inner surface of the chloroprene rubber (12) is fixedly connected to the third reinforcing core (10); the inner wall surface of the chloroprene rubber (12) is fixedly connected to the silicone rubber (13); and the inner wall surface of the silicone rubber (13) is fixedly connected to the copper core (11).

2. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The waterproof layer (2) is made of butyl rubber material.

3. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The filling layer (5) is made of tensile-resistant fiber material.

4. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The first reinforcing core (6) is made of metal material, the second reinforcing core (7) is made of soft plastic material, and the third reinforcing core (10) is made of alkali-free glass fiber.

5. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The flame retardant layer (3) is made of flame retardant rubber material.

6. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The wear-resistant layer (1) is made of silicon carbide material.

7. The high-shielding high-conductivity copper wire according to claim 1, characterized in that: The inner wall surface of the filling layer (5) is fixedly connected to the aramid yarn (8), and the inner wall surface of the aramid yarn (8) is fixedly connected to the nylon layer (9).

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