PVC power line

Abstract

The utility model discloses a PVC power line, which comprises a wire body formed by combining a conductive core, an inner layer, an insulating layer, a braid layer, an anti-tensile layer, an anti-compression layer, an outer sheath layer and a sheath enhancement layer, one end of the wire body is fixedly connected with a main joint, the other end of the wire body is fixedly connected with a slave joint, the main joint is in clearance fit with the slave joint, and the outer sheath layer is fixedly connected with the inner layer. The front surface of the main connector is fixedly connected with a limiting column, the auxiliary connector is provided with a limiting hole, the limiting column is in clearance fit with the limiting hole, through the above parts, the multi-layer combined structure can provide good electrical insulation performance, heat resistance, tensile resistance, pressure resistance and wear resistance, the internal structure of the wire is protected from being affected by the external environment, and the service life of the wire is prolonged. And the durability and the safety of the wire are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power lines, in particular to a PVC power line. Background Art

[0002] The existing PVC power cord is composed of a power cord outer skin and a conductive core. However, when it is used, it does not have a multi-layer effect layer. The quality of the power cord outer skin is poor, which affects the life of the power cord. For example, a Chinese patent discloses a "PVC power cord" with an application number of "201721163944.6". This device includes a power cord body, which includes a conductor arranged in the middle and a PVC layer arranged on the outermost layer. The conductor is wound by a plurality of copper wires. A high temperature resistant layer, an insulating layer, and a heat-resistant layer are arranged between the conductor and the PVC layer from the inside to the outside. Insulating layer, water-blocking layer, fireproof layer and wear-resistant layer, two phosphating steel wires are arranged in the high temperature resistant layer, and the two phosphating steel wires are symmetrically arranged on both sides of the conductor along the length direction; the upper and lower sides of the PVC layer are provided with upper end faces and lower end faces, and the upper end faces and the upper end faces are provided with friction patterns; a binding mechanism is also arranged on the power cord body. The advantages of this power cord are compact structure, long service life, safety and reliability, and simple production. However, when it is used, it does not have a pressure-resistant layer, and cannot effectively prevent the wire from being deformed or damaged when subjected to external pressure, affecting the life of the power cord. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a PVC power cord, which has good electrical insulation performance and chemical corrosion resistance through the inner layer of PVC material, can effectively prevent current loss and reduce the influence of the external environment on the wire, and has higher heat resistance and aging resistance through the insulation layer of cross-linked polyethylene material, which can improve the durability and stability of the wire, and has high tensile resistance through the braided layer of glass fiber material, which can enhance the durability and safety of the wire, and can effectively prevent the wire from breaking or being damaged when being stressed through the tensile resistance layer of nylon material, and can effectively prevent the wire from being deformed or damaged when being subjected to external pressure through the compression resistance layer of steel wire mesh material, and can effectively prevent the wire from being deformed or damaged when being subjected to external pressure through the outer sheath layer of polyvinyl chloride material, which has good corrosion resistance and wear resistance, and can effectively protect the internal structure of the wire from being affected by the external environment, and can improve the tensile resistance of the wire through the sheath reinforcement layer of fiber mesh material, and enhance the durability and safety of the wire, while improving the overall structural strength of the wire.

[0004] The utility model also provides a PVC power cord as described above, comprising: a wire body, the wire body being composed of a conductive core, an inner layer, an insulating layer, a braided layer, an anti-stretching layer, an anti-pressure layer, an outer sheath layer, and a sheath reinforcement layer, the inner layer being fixedly connected to the upper surface of the conductive core, the insulating layer being fixedly connected to the upper surface of the inner layer, the braided layer being fixedly connected to the upper surface of the insulating layer, the anti-stretching layer being fixedly connected to the upper surface of the braided layer, the anti-pressure layer being fixedly connected to the upper surface of the anti-stretching layer, the outer sheath layer being fixedly connected to the upper surface of the anti-pressure layer, and the sheath reinforcement layer being fixedly connected to the upper surface of the outer sheath layer, one end of the wire body being fixedly connected to a main connector, the other end of the wire body being fixedly connected to a slave connector, the main connector and the slave connector being gap-matched, a front surface of the main connector being fixedly connected to a limiting column, a limiting hole being provided on the slave connector, and the limiting column and the limiting hole being gap-matched.

[0005] According to the PVC power cord described in the utility model, the material of the inner layer is PVC.

[0006] According to the PVC power cord of the utility model, the material of the insulating layer is cross-linked polyethylene.

[0007] According to the PVC power cord described in the utility model, the material of the braided layer is glass fiber.

[0008] According to the PVC power cord of the utility model, the material of the anti-stretching layer is nylon.

[0009] According to the PVC power cord of the utility model, the material of the pressure-resistant layer is steel wire mesh.

[0010] According to the PVC power cord of the utility model, the material of the outer sheath layer is polyvinyl chloride.

[0011] According to the PVC power cord of the utility model, the material of the sheath reinforcement layer is a fiber mesh.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, the PVC power cord has good electrical insulation and chemical corrosion resistance through the inner layer of PVC material, which can effectively prevent current loss and reduce the impact of the external environment on the wires. The insulation layer of cross-linked polyethylene material has higher heat resistance and aging resistance, which can improve the durability and stability of the wires. The braided layer of glass fiber material has high tensile resistance, which can enhance the durability and safety of the wires. The tensile resistance layer of nylon material can effectively prevent the wires from breaking or being damaged when subjected to force.

[0014] 2. Compared with the prior art, the PVC power cord, through the compression-resistant layer of the wire mesh material, can effectively prevent the wire from being deformed or damaged when subjected to external pressure. The outer sheath layer of the polyvinyl chloride material has good corrosion resistance and wear resistance, and can effectively protect the internal structure of the wire from the influence of the external environment. The sheath reinforcement layer of the fiber mesh material improves the tensile resistance of the wire, enhances the durability and safety of the wire, and at the same time improves the overall structural strength of the wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is the main structural diagram of the PVC power cord of the utility model;

[0017] Figure 2 This is a cross-sectional structural diagram of the utility model PVC power cord;

[0018] Figure 3 It is the right view structural diagram of the utility model PVC power cord.

[0019] Legend:

[0020] 1. Wire body; 2. Main joint; 3. Limiting column; 4. Slave joint; 5. Limiting hole; 6. Conductive core; 7. Inner layer; 8. Insulating layer; 9. Braided layer; 10. Anti-tensile layer; 11. Anti-compression layer; 12. Outer sheath layer; 13. Sheath reinforcement layer. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-3The utility model embodiment is a PVC power cord, which includes: a wire body 1, the wire body 1 is composed of a conductive core 6, an inner layer 7, an insulating layer 8, a braided layer 9, an anti-stretching layer 10, an anti-pressure layer 11, an outer sheath layer 12, and a sheath reinforcement layer 13. The inner layer 7 is fixedly connected to the upper surface of the conductive core 6, the insulating layer 8 is fixedly connected to the upper surface of the inner layer 7, the braided layer 9 is fixedly connected to the upper surface of the insulating layer 8, the anti-stretching layer 10 is fixedly connected to the upper surface of the braided layer 9, the anti-pressure layer 11 is fixedly connected to the upper surface of the anti-stretching layer 10, the outer sheath layer 12 is fixedly connected to the upper surface of the anti-pressure layer 11, and the sheath reinforcement layer 13 is fixedly connected to the upper surface of the outer sheath layer 12. The material of the inner layer 7 is PVC, which is used to make the wire have good electrical insulation performance and chemical corrosion resistance. The material of the insulating layer 8 is cross-linked polyethylene, which is used to make the wire have higher heat resistance and aging resistance. The material of the braided layer 9 is glass fiber, which is used to make the wire have high tensile resistance.

[0023] The material of the anti-stretching layer 10 is nylon, which is used to effectively prevent the wire from breaking or being damaged when subjected to force. The material of the anti-compression layer 11 is a wire mesh, which is used to effectively prevent the wire from being deformed or damaged when subjected to external pressure. The material of the outer sheath layer 12 is polyvinyl chloride, which is used to make the wire have good corrosion resistance and wear resistance. The material of the sheath reinforcement layer 13 is a fiber mesh, which is used to improve the tensile resistance of the wire and enhance the durability and safety of the wire. One end of the wire body 1 is fixedly connected to a main connector 2, and the other end of the wire body 1 is fixedly connected to a slave connector 4, the main connector 2 and the slave connector 4 are clearance-matched, the front surface of the main connector 2 is fixedly connected to a limiting column 3, a limiting hole 5 is provided on the slave connector 4, and the limiting column 3 and the limiting hole 5 are clearance-matched.

[0024] Working principle: When in use, the wire is composed of multiple effect layers. The inner layer 7 is made of PVC, which is used to make the wire have good electrical insulation performance and chemical corrosion resistance. The insulating layer 8 is made of cross-linked polyethylene, which is used to make the wire have higher heat resistance and aging resistance. The braided layer 9 is made of glass fiber, which is used to make the wire have high tensile resistance. The tensile resistance layer 10 is made of nylon, which is used to effectively prevent the wire from breaking or being damaged when subjected to force. The pressure-resistant layer 11 is made of steel wire mesh, which is used to effectively prevent the wire from being deformed or damaged when subjected to external pressure. The outer sheath layer 12 is made of polyvinyl chloride, which is used to make the wire have good corrosion resistance and wear resistance. The sheath reinforcement layer 13 is made of fiber mesh, which is used to improve the tensile resistance of the wire and enhance the durability and safety of the wire.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A PVC power cord, characterized in that: include: A wire body (1), the wire body (1) being composed of a conductive core (6), an inner layer (7), an insulating layer (8), a braided layer (9), an anti-stretching layer (10), a pressure-resistant layer (11), an outer sheath layer (12), and a sheath reinforcement layer (13); the inner layer (7) being fixedly connected to the upper surface of the conductive core (6), the insulating layer (8) being fixedly connected to the upper surface of the inner layer (7), the braided layer (9) being fixedly connected to the upper surface of the insulating layer (8), and the anti-stretching layer (10) being fixedly connected to the upper surface of the braided layer (9); The pressure-resistant layer (11) is fixedly connected to the upper surface of the tensile-resistant layer (10), the outer sheath layer (12) is fixedly connected to the upper surface of the pressure-resistant layer (11), the sheath reinforcement layer (13) is fixedly connected to the upper surface of the outer sheath layer (12), one end of the wire body (1) is fixedly connected to a main connector (2), the other end of the wire body (1) is fixedly connected to a slave connector (4), the main connector (2) and the slave connector (4) are clearance-matched, the front surface of the main connector (2) is fixedly connected to a limiting column (3), a limiting hole (5) is provided on the slave connector (4), and the limiting column (3) and the limiting hole (5) are clearance-matched.

2. A PVC power cord according to claim 1, characterized in that: The material of the inner layer (7) is PVC.

3. A PVC power cord according to claim 1, characterized in that: The material of the insulating layer (8) is cross-linked polyethylene.

4. A PVC power cord according to claim 1, characterized in that: The material of the braided layer (9) is glass fiber.

5. A PVC power cord according to claim 1, characterized in that: The material of the anti-stretching layer (10) is nylon.

6. A PVC power cord according to claim 1, characterized in that: The material of the pressure-resistant layer (11) is steel wire mesh.

7. A PVC power cord according to claim 1, characterized in that: The material of the outer sheath layer (12) is polyvinyl chloride.

8. The PVC power cord according to claim 1, characterized in that: The material of the sheath reinforcement layer (13) is a fiber mesh.

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