Medium-voltage waterproof cable

Abstract

The utility model provides a medium-voltage waterproof cable, which relates to the technical field of cables and comprises a cable main body, three conductors are arranged in the cable main body, shielding layers are fixed on the outer walls of the three conductors, and wrapping tape layers are arranged on the outer sides of the three shielding layers. The anti-corrosion layer is arranged, the anti-corrosion layer adopts the stainless steel sheath, and the stainless steel sheath can enhance the corrosion resistance and durability of the cable main body, can prevent biting of animals such as rats, and enhances the overall strength of the cable main body; polyurethane has excellent wear resistance and oil resistance, so that the overall wear resistance of the cable main body is improved, through the arrangement of the insect prevention strip, the interior of the insect prevention strip is made of the same material as that of the external sleeve, and an insect repelling additive is added into the insect prevention strip, so that odor or smell with a repelling effect on insects, rats and the like can be emitted, and the service life of the cable main body is prolonged. And the cable main body is prevented from being bitten by mice or insects.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a medium-voltage waterproof cable. Background Art

[0002] As a supporting industry, the wire and cable industry accounts for a quarter of the output value of China's electrical industry due to its wide range of products and wide application range. Wires and cables are widely used in industries such as electricity, construction, communications and manufacturing, and are closely related to the development of the national economy. Wires and cables are essential basic equipment for transmitting electric energy, transmitting information, manufacturing various electrical appliances, instruments, and electromagnetic energy conversion. They are essential basic products for an electrified and information-based society.

[0003] A medium-voltage waterproof cable in the current prior art has poor corrosion resistance because the cable is in a humid environment for a long time, which can easily cause damage to the cable body. In addition, due to the humid environment, there are many harmful animals such as rats, and there is no layer to disperse rats and other animals, resulting in the cable body being damaged by rats gnawing, and the practicality is poor. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that the cable is in a humid environment for a long time, has poor corrosion resistance, and is easy to cause damage to the cable body. In addition, due to the humid environment, there are many harmful animals such as rats, and there is no layer to disperse rats and other animals, which causes the cable body to be damaged due to the gnawing of rats. A medium-voltage waterproof cable is proposed to solve the problem that the cable is easily damaged due to the corrosion resistance of the cable due to the humid environment.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a medium-voltage waterproof cable, including a cable body, wherein three conductors are arranged in the cable body, shielding layers are fixed on the outer walls of the three conductors, tape layers are arranged on the outer sides of the three shielding layers, a waterproof layer is arranged on the outer side of the tape layers, an external sleeve is arranged on the outer side of the waterproof layer, and an insect-proof strip is fixed on the outer wall of the external sleeve.

[0006] Preferably, a filling layer is provided between the tape layer and the three shielding layers.

[0007] Preferably, an insulating layer is provided between the wrapping layer and the waterproof layer, and the wrapping layer and the waterproof layer are fixed to each other through the insulating layer.

[0008] Preferably, there are multiple insect-proof strips, and the multiple insect-proof strips are evenly distributed on the outer wall of the outer sleeve.

[0009] Preferably, the thickness of the external sleeve is 4 mm to 8 mm.

[0010] Preferably, the thickness of the waterproof layer and the anti-corrosion layer are both 0.1 mm to 0.7 mm.

[0011] Preferably, the thickness of the shielding layer and the insulating layer is 0.4 mm to 0.8 mm.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] In the utility model, by setting a waterproof layer, and the waterproof layer adopts high-density polyethylene, which has high density and water resistance, and can provide good waterproof protection, the waterproof performance of the cable body is made stronger; by setting an anti-corrosion layer, and the anti-corrosion layer adopts a stainless steel sheath, and the stainless steel sheath can enhance the corrosion resistance and durability of the cable body, and can also prevent the tearing of animals such as mice, and strengthen the overall strength of the cable body; by setting an external sleeve, and the external sleeve adopts polyurethane, which has excellent wear resistance and oil resistance, the overall wear resistance of the cable body is improved; by setting an insect-proof strip, the inside of the insect-proof strip adopts the same material as the external sleeve, but an insect repellent additive is added inside, which can emit an odor or taste that has an evasive effect on insects, mice, etc., to prevent the cable body from being bitten by mice or insects, and the utility model is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional diagram of a medium-voltage waterproof cable is proposed for the utility model;

[0015] Figure 2 A three-dimensional diagram of a medium-voltage waterproof cable is proposed for the utility model;

[0016] Figure 3 The utility model provides a cross-sectional layered schematic diagram of a medium-voltage waterproof cable.

[0017] Legend: 1. Cable body; 2. Conductor; 3. Shielding layer; 4. Filling layer; 5. Tape layer; 6. Insulation layer; 7. Waterproof layer; 8. Anti-corrosion layer; 9. External sleeve; 10. Anti-insect strip. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0020] Embodiment 1, as Figure 1-3As shown, the utility model provides a medium-voltage waterproof cable, including a cable body 1, three conductors 2 are arranged in the cable body 1, shielding layers 3 are fixed on the outer walls of the three conductors 2, tape layers 5 are arranged on the outer sides of the three shielding layers 3, a waterproof layer 7 is arranged on the outer side of the tape layer 5, an external sleeve 9 is arranged on the outer side of the waterproof layer 7, and an insect-proof strip 10 is fixed on the outer wall of the external sleeve 9.

[0021] The effect achieved by the entire embodiment 1 is that, by setting the tape layer 5 and the shielding layer 3, the tape layer 5 and the shielding layer 3 are both made of aluminum foil tape, which has excellent electromagnetic shielding effect and can suppress electromagnetic interference. By setting the waterproof layer 7, the waterproof layer 7 is made of high-density polyethylene, which has high density and water resistance and can provide good waterproof protection, so that the waterproof performance of the cable body 1 is stronger. By setting the anti-corrosion layer 8, the anti-corrosion layer 8 is made of a stainless steel sheath, and the stainless steel sheath can enhance the cable body 1. The cable body 1 has good corrosion resistance and durability, and can also prevent the biting of animals such as mice, thereby enhancing the overall strength of the cable body 1. The external sleeve 9 is provided, and the external sleeve 9 is made of polyurethane, which has excellent wear resistance and oil resistance, so that the overall wear resistance of the cable body 1 is improved. The anti-insect strip 10 is provided, and the interior of the anti-insect strip 10 is made of the same material as the external sleeve 9, but an insect repellent additive is added thereto, which can emit an odor or taste that has an evasive effect on insects, mice, etc., thereby preventing the cable body 1 from being bitten by mice or insects, and is more practical.

[0022] Embodiment 2, as Figure 1-3 As shown, a filling layer 4 is provided between the tape layer 5 and the three shielding layers 3, an insulating layer 6 is provided between the tape layer 5 and the waterproof layer 7, the tape layer 5 and the waterproof layer 7 are fixed to each other by the insulating layer 6, there are multiple insect-proof strips 10, and the multiple insect-proof strips 10 are evenly distributed on the outer wall of the external sleeve 9, the thickness of the external sleeve 9 is 4mm to 8mm, the thickness of the waterproof layer 7 and the anti-corrosion layer 8 are both 0.1mm to 0.7mm, and the thickness of the shielding layer 3 and the insulating layer 6 is 0.4mm to 0.8mm.

[0023] The effect achieved by the entire embodiment 2 is as follows: by setting the waterproof layer 7, the waterproof layer 7 adopts high-density polyethylene, and high-density polyethylene has a higher density and water resistance, and can provide good waterproof protection, so that the waterproof performance of the cable body 1 is stronger; by setting the anti-corrosion layer 8, and the anti-corrosion layer 8 adopts a stainless steel sheath, and the stainless steel sheath can enhance the corrosion resistance and durability of the cable body 1, and can also prevent the biting of animals such as mice, and strengthen the overall strength of the cable body 1; by setting the external sleeve 9, and the external sleeve 9 adopts polyurethane, and polyurethane has excellent wear resistance and oil resistance, the overall wear resistance of the cable body 1 is improved; by setting the anti-insect strip 10, the inside of the anti-insect strip 10 adopts the same material as the external sleeve 9, but an insect repellent additive is added to it, which can emit an odor or taste that has a repellent effect on insects, mice, etc., to prevent the cable body 1 from being bitten by mice or insects, and the practicality is stronger.

[0024] Working principle: When the device is used, the current overflows, making the cable body 1 safer. The insulating layer 6 is set to avoid the setting of the tape layer 5 and the shielding layer 3. The tape layer 5 and the shielding layer 3 are both made of aluminum foil tape, which has excellent electromagnetic shielding effect and can suppress electromagnetic interference. The waterproof layer 7 is set, and the waterproof layer 7 is made of high-density polyethylene. High-density polyethylene has high density and water resistance, and can provide good waterproof protection, making the waterproof performance of the cable body 1 stronger. The anti-corrosion layer 8 is set, and the anti-corrosion layer 8 is made of stainless steel sheath. The stainless steel sheath can enhance the corrosion resistance and durability of the cable body 1, and can also prevent the biting of animals such as mice, thereby strengthening the overall strength of the cable body 1. By setting the external sleeve 9, and the external sleeve 9 adopts polyurethane, which has excellent wear resistance and oil resistance, the overall wear resistance of the cable body 1 is improved. By setting the anti-insect strip 10, the inside of the anti-insect strip 10 adopts the same material as the external sleeve 9, but an insect repellent additive is added to it, which can emit an odor or taste that has a repellent effect on insects, mice, etc., to prevent the cable body 1 from being bitten by mice or insects, and is more practical.

[0025] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A medium voltage waterproof cable, comprising a cable body (1), characterized in that: Three conductors (2) are arranged in the cable body (1), shielding layers (3) are fixed on the outer walls of the three conductors (2), a tape layer (5) is arranged on the outer sides of the three shielding layers (3), a waterproof layer (7) is arranged on the outer sides of the tape layer (5), an external sleeve (9) is arranged on the outer sides of the waterproof layer (7), and an insect-proof strip (10) is fixed on the outer wall of the external sleeve (9).

2. A medium voltage waterproof cable according to claim 1, characterized in that: A filling layer (4) is provided between the tape layer (5) and the three shielding layers (3).

3. A medium voltage waterproof cable according to claim 1, characterized in that: An insulating layer (6) is provided between the wrapping layer (5) and the waterproof layer (7), and the wrapping layer (5) and the waterproof layer (7) are fixed to each other via the insulating layer (6).

4. A medium voltage waterproof cable according to claim 1, characterized in that: There are a plurality of the insect-proof strips (10), and the plurality of the insect-proof strips (10) are evenly distributed on the outer wall of the outer sleeve (9).

5. A medium voltage waterproof cable according to claim 1, characterized in that: The thickness of the external sleeve (9) is 4 mm to 8 mm.

6. A medium voltage waterproof cable according to claim 1, characterized in that: The thickness of the waterproof layer (7) and the anti-corrosion layer (8) are both 0.1 mm to 0.7 mm.

7. A medium voltage waterproof cable according to claim 3, characterized in that: The thickness of the shielding layer (3) and the insulating layer (6) is 0.4 mm to 0.8 mm.

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