Anti-corrosion and wear-resistant cable

Abstract

The utility model discloses an anti-corrosion and wear-resistant cable, which comprises a steel wire, cable cores are uniformly arranged on the outer side of the steel wire, a functional layer is arranged on the outer side of the cable cores, a buffer layer is filled in an inner cavity of the functional layer and located on the outer side of the cable cores and the steel wire, and the functional layer comprises a metal braid layer. The tensile property of the cable can be improved through the arrangement of the steel wires, the steel wires and the cable core can be supported through the arrangement of the buffer layer, the cable is buffered when slightly extruded, heat preservation and heat insulation are further carried out on the cable, the tensile strength of the cable is improved, and the service life of the cable is prolonged. By arranging the metal braid layer, a shielding effect on the cable core can be achieved, meanwhile, the tensile property of the cable is further improved, and by arranging the structure, the cable has the advantage of having a multi-stage protection function when in use, so that the use requirements of customers can be met.

Description

Technical Field

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

[0002] Cables are made of one or more mutually insulated conductors and an outer insulating protective layer. They transmit electricity or information from one place to another. Among them, the protective covers of existing composite cables are mostly made of a single rubber material. This protective cover has a single function, resulting in poor corrosion resistance and wear resistance of the cable, which affects the service life of the cable. At the same time, it cannot meet the customer's usage needs. For this reason, we propose a corrosion-resistant and wear-resistant cable to solve the above problems. Utility Model Content

[0003] In view of the problems existing in the prior art, the purpose of the utility model is to provide a corrosion-resistant and wear-resistant cable, which has the advantage of having multi-level protection functions when the cable is in use, thereby solving the problem that the existing cables have relatively single protection functions when in use.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrosion-resistant and wear-resistant cable, comprising a steel wire, a cable core is evenly arranged on the outside of the steel wire, a functional layer is arranged on the outside of the cable core, an inner cavity of the functional layer is located on the outside of the cable core and the steel wire and is filled with a buffer layer, the functional layer comprises a metal braided layer, the inner surface of the metal braided layer is fixedly connected to the connection of the buffer layer, the outer surface of the metal braided layer is arranged with a waterproof layer, the outer surface of the waterproof layer is arranged with a fireproof layer, and the outer surface of the functional layer is arranged with an anti-corrosion and wear-resistant layer.

[0005] Preferably, the anti-corrosion and wear-resistant layer comprises an anti-corrosion sheath, the inner surface of the anti-corrosion sheath is fixedly connected to the connection between the fireproof layer and the outer surface of the anti-corrosion sheath is fixedly connected to the wear-resistant layer.

[0006] Preferably, an insulating layer is fixedly connected to the outer surface of the cable core, and the outer surface of the insulating layer is fixedly connected to the connection point of the buffer layer.

[0007] Preferably, the number of the cable cores is three, and the cable cores are equidistantly distributed on the outside of the steel wire.

[0008] Preferably, the material of the buffer layer is asbestos, and the material of the waterproof layer is PVC coated cloth.

[0009] Preferably, the material of the fireproof layer is fireproof fabric, and the material of the anti-corrosion sheath is polyetheretherketone.

[0010] Preferably, the insulating layer is made of polytetrafluoroethylene, and the thickness of the insulating layer is 0.5 mm-0.8 mm.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model can improve the tensile strength of the cable by arranging the steel wire, and can support the steel wire and the cable core by arranging the buffer layer, and at the same time, buffer the cable when it is slightly squeezed, and further insulate the cable, and can shield the cable core by arranging the metal braided layer, and at the same time, further improve the tensile strength of the cable, and can improve the waterproof and flame retardant performance of the cable by arranging the waterproof layer and the fireproof layer, and can improve the corrosion and wear-resistant performance of the cable by arranging the anti-corrosion and wear-resistant layer. By arranging the above structure, the cable has the advantage of having multi-level protection function when in use, which solves the problem that the existing cable has a relatively single protection function when in use, thereby meeting the usage needs of customers. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0015] Figure 3 It is an exploded three-dimensional schematic diagram of the functional layer structure of the utility model;

[0016] Figure 4 It is an exploded three-dimensional schematic diagram of the anti-corrosion and wear-resistant layer structure of the utility model.

[0017] In the figure: 1. Steel wire; 2. Cable core; 3. Functional layer; 301. Metal braided layer; 302. Waterproof layer; 303. Fireproof layer; 4. Buffer layer; 5. Anti-corrosion and wear-resistant layer; 501. Anti-corrosion sheath; 502. Wear-resistant layer; 6. Insulation layer. DETAILED DESCRIPTION

[0018] 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.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] See also Figures 1 to 4 A corrosion-resistant and wear-resistant cable comprises a steel wire 1, a cable core 2 is evenly arranged on the outside of the steel wire 1, a functional layer 3 is arranged on the outside of the cable core 2, an inner cavity of the functional layer 3 is located on the outside of the cable core 2 and the steel wire 1 and is filled with a buffer layer 4, the functional layer 3 comprises a metal braided layer 301, the inner surface of the metal braided layer 301 is fixedly connected to the connection between the buffer layer 4, a waterproof layer 302 is arranged on the outer surface of the waterproof layer 302, a fireproof layer 303 is arranged on the outer surface of the functional layer 3, and an anti-corrosion and wear-resistant layer 5 is arranged on the outer surface of the functional layer 3.

[0022] In the present embodiment: the utility model can improve the tensile strength of the cable by arranging the steel wire 1, and can support the steel wire 1 and the cable core 2 by arranging the buffer layer 4, and can buffer the cable when it is slightly squeezed, and can further insulate the cable, and can shield the cable core 2 by arranging the metal braided layer 301, and can further improve the tensile strength of the cable, and can improve the waterproof and flame retardant performance of the cable by arranging the waterproof layer 302 and the fireproof layer 303, and can improve the corrosion and wear resistance of the cable by arranging the anti-corrosion and wear-resistant layer 5, and can improve the corrosion and wear resistance of the cable, and can solve the problem that the existing cable has a relatively single protection function when in use, thereby meeting the use needs of customers.

[0023] As a technical optimization scheme of the utility model, the anti-corrosion and wear-resistant layer 5 includes an anti-corrosion sheath 501, the inner surface of the anti-corrosion sheath 501 is fixedly connected to the connection point of the fireproof layer 303, and the outer surface of the anti-corrosion sheath 501 is fixedly connected to the wear-resistant layer 502. The material of the wear-resistant layer 502 is ultra-high molecular weight polyethylene. Ultra-high molecular weight polyethylene is a linear thermoplastic engineering plastic with excellent comprehensive performance. Ultra-high molecular weight polyethylene fiber is the third generation of special fiber in the world today, with a strength of up to 30.8cN / dtex, and the specific strength is the highest among chemical fibers. It also has good wear resistance, impact resistance, corrosion resistance, light resistance and other excellent properties, which can effectively improve the wear resistance of the cable.

[0024] In this embodiment: by providing the anti-corrosion sheath 501, the anti-corrosion performance of the cable can be improved, and by providing the wear-resistant layer 502, the wear-resistant performance of the cable can be improved.

[0025] As a technical optimization solution of the utility model, the outer surface of the cable core 2 is fixedly connected with the insulating layer 6 , and the outer surface of the insulating layer 6 is fixedly connected to the connection point of the buffer layer 4 .

[0026] In this embodiment, the cable core 2 can be insulated by providing an insulating layer 6 .

[0027] As a technical optimization solution of the present invention, the number of the cable cores 2 is three, and the cable cores 2 are evenly distributed on the outside of the steel wire 1 .

[0028] As a technical optimization solution of the present utility model, the material of the buffer layer 4 is asbestos, and the material of the waterproof layer 302 is PVC coated cloth.

[0029] In this embodiment: by setting the material of the buffer layer 4 to asbestos, asbestos is a fibrous mineral, a silicate of magnesium, calcium and iron, with a silky luster, high temperature resistance, acid and alkali resistance, and non-conductive, and is widely used in the manufacture of fire protection, heat preservation, electrical insulation, sound insulation and other materials, so that it can support the steel wire 1 and the cable core 2, and at the same time buffer the cable when it is slightly squeezed, and further insulate the cable. By setting the material of the waterproof layer 302 to PVC coated cloth, PVC coated cloth has excellent mildew resistance, obvious waterproofness, good low-temperature flexibility, high strength, strong tensile strength, and is relatively light, thereby effectively improving the waterproof effect of the cable.

[0030] As a technical optimization solution of the present invention, the material of the fireproof layer 303 is fireproof fabric, and the material of the anti-corrosion sheath 501 is polyetheretherketone.

[0031] In this embodiment: by setting the material of the fireproof layer 303 to be fireproof fabric, the fireproof fabric is a product that is finished by PROBAN production technology and can effectively prevent the spread of flames and protect the original performance of the fabric, thereby effectively improving the fireproof effect of the cable; the material of the anti-corrosion sheath 501 is polyetheretherketone, which has high mechanical strength, high temperature resistance, impact resistance, flame retardancy, acid and alkali resistance, hydrolysis resistance, wear resistance, fatigue resistance, radiation resistance and good electrical properties, thereby effectively improving the corrosion resistance of the cable.

[0032] As a technical optimization solution of the present invention, the material of the insulating layer 6 is polytetrafluoroethylene, and the thickness of the insulating layer 6 is 0.5 mm-0.8 mm.

[0033] In this embodiment, the insulating layer 6 is made of polytetrafluoroethylene, which is resistant to high temperatures and corrosion, has excellent electrical insulation and aging resistance, and has low water absorption, and can effectively improve the insulation effect of the cable.

[0034] Working principle: The steel wire 1 can improve the tensile strength of the cable, the buffer layer 4 can support the steel wire 1 and the cable core 2, and at the same time, buffer the cable when it is slightly squeezed, and further insulate the cable, the metal braided layer 301 can shield the cable core 2, and at the same time, further improve the tensile strength of the cable, the waterproof layer 302 and the fireproof layer 303 can improve the waterproof and flame retardant properties of the cable, the anti-corrosion and wear-resistant layer 5 can improve the anti-corrosion and wear-resistant properties of the cable, and the coordinated use of the above structures can provide multi-level protection for the cable, thereby effectively improving the service life of the cable and meeting the customer's usage requirements.

[0035] The standard parts used in this application document can all be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art and are common knowledge in the field.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A corrosion-resistant and wear-resistant cable, comprising a steel wire (1), characterized in that: The outer side of the steel wire (1) is evenly provided with a cable core (2), the outer side of the cable core (2) is provided with a functional layer (3), the inner cavity of the functional layer (3) is located on the outer side of the cable core (2) and the steel wire (1) and is filled with a buffer layer (4), the functional layer (3) comprises a metal braided layer (301), the inner surface of the metal braided layer (301) is fixedly connected to the connection point of the buffer layer (4), the outer surface of the metal braided layer (301) is provided with a waterproof layer (302), the outer surface of the waterproof layer (302) is provided with a fireproof layer (303), and the outer surface of the functional layer (3) is provided with an anti-corrosion and wear-resistant layer (5).

2. The corrosion-resistant and wear-resistant cable according to claim 1, characterized in that: The anti-corrosion and wear-resistant layer (5) comprises an anti-corrosion sheath (501), the inner surface of the anti-corrosion sheath (501) is fixedly connected to the connection point of the fireproof layer (303), and the outer surface of the anti-corrosion sheath (501) is fixedly connected to the wear-resistant layer (502).

3. The corrosion-resistant and wear-resistant cable according to claim 1, characterized in that: An insulating layer (6) is fixedly connected to the outer surface of the cable core (2), and the outer surface of the insulating layer (6) is fixedly connected to the connection point of the buffer layer (4).

4. The corrosion-resistant and wear-resistant cable according to claim 1, characterized in that: The number of the cable cores (2) is three, and the cable cores (2) are evenly distributed on the outside of the steel wire (1).

5. The corrosion-resistant and wear-resistant cable according to claim 1, characterized in that: The material of the buffer layer (4) is asbestos, and the material of the waterproof layer (302) is PVC coated cloth.

6. The corrosion-resistant and wear-resistant cable according to claim 2, characterized in that: The material of the fireproof layer (303) is fireproof fabric, and the material of the anti-corrosion sheath (501) is polyetheretherketone.

7. The corrosion-resistant and wear-resistant cable according to claim 3, characterized in that: The material of the insulating layer (6) is polytetrafluoroethylene, and the thickness of the insulating layer (6) is 0.5 mm-0.8 mm.

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