CN216957511U

CN216957511U - Cable for solar photovoltaic power generation system

Info

Publication number: CN216957511U
Application number: CN202123413362.8U
Authority: CN
Inventors: 李拥华
Original assignee: Guangdong Haerkn New Energy Co ltd
Current assignee: Guangdong Haerkn New Energy Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-12
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a cable for a solar photovoltaic power generation system, which comprises a wear-resistant layer, wherein the inner wall of the wear-resistant layer is fixedly connected with an external insulating layer, the inner wall of the external insulating layer is fixedly connected with an external flame-retardant layer, a rubber layer is arranged inside the external flame-retardant layer, and a plurality of buffer protection mechanisms are fixedly connected between the external flame-retardant layer and the rubber layer at annular intervals. According to the utility model, the cable is good in protection performance, not easy to scratch and wear and long in service life, and when the cable is extruded, the reinforcing ribs and the air bags positioned at the top and the bottom respectively bear pressure so as to be compressed and buffered, so that the compression resistance of the cable is greatly improved, the internal damage is avoided, the torsion resistance of the cable can be greatly increased through the arranged torsion resistant metal wire, the bending and diversion are convenient, and a single electric wire can be independently used through the arranged electric wires, so that the practicability is greatly increased.

Description

Cable for solar photovoltaic power generation system

Technical Field

The utility model relates to the technical field of electric wires and cables, in particular to a cable for a solar photovoltaic power generation system.

Background

Solar energy technology will become one of green energy technology in the future, solar energy or photovoltaic is widely applied in China, and besides the rapid development of photovoltaic power plants supported by governments, private investors are actively building factories and planning to put into production solar modules sold in the world. In the cable industry, the solar photovoltaic cable gradually replaces the traditional cable;

now relate to a cable for solar photovoltaic power generation system, current cable for solar photovoltaic power generation system anti extrusion ability is not strong, receives extrusion deformation easily, damages even, and often need carry out the bending to the cable and change the way because the problem of geographical position when using, and current cable for solar photovoltaic power generation system torsion resistance can not be strong, leads to being difficult for when using bending to change the way to be not convenient for use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a cable for a solar photovoltaic power generation system.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a cable for solar photovoltaic power generation system, includes the wearing layer, the inner wall fixedly connected with external insulation layer of wearing layer, the outer fire-retardant layer of internal wall fixedly connected with of external insulation layer, the inside on outer fire-retardant layer is equipped with the rubber layer, a plurality of buffering protection machanism of annular interval fixedly connected with between outer fire-retardant layer and the rubber layer, a plurality of antitorque metal wires of fixedly connected with are run through to the inside annular on rubber layer, the inner wall fixedly connected with fibrous layer on rubber layer, the inner wall fixedly connected with shielding layer of fibrous layer, the inner wall fixedly connected with filling layer of shielding layer, a plurality of electric wires of fixedly connected with run through in the inside of filling layer.

Further, buffering protection machanism includes a plurality of strengthening ribs and gasbag, the surface of strengthening rib respectively with the outer fixed surface connection on outside fire-retardant layer inner wall and rubber layer, the gasbag is located the position between two adjacent strengthening ribs, and adjacent two paste the connection through glue between.

Furthermore, the outer surface of the wear-resistant layer is fixedly connected with a plurality of raised strips in an annular mode, and the cross section of each raised strip is arc-shaped.

Further, the electric wire includes the sinle silk, the surface cover of sinle silk is equipped with the inner insulating layer, fire-retardant layer in fixedly connected with is established to the surface cover of inner insulating layer.

Furthermore, the wire core is made of copper wire materials.

Further, the anti-torsion metal wire is made of an iron wire material, and the surface of the iron wire is coated with an anti-rust paint coating.

Further, the wear-resistant layer is prepared by mixing a PLC material, a corrosion inhibitor and an oil resistant agent.

The utility model has the beneficial effects that:

when the cable for the solar photovoltaic power generation system is used, the cable is good in protection performance, not prone to scratching and abrasion and long in service life, when the cable is extruded through the arranged buffering protection mechanism, the reinforcing ribs and the air bags positioned at the top and the bottom are respectively stressed at the moment, compression buffering is conducted, the compression performance of the cable is greatly improved, internal damage is avoided, the torsion resistance performance of the cable can be greatly improved through the arranged torsion resistant metal wires, bending and rerouting are facilitated, and a single wire can be independently used through the arranged electric wires, so that the practicability is greatly improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view showing the connection of the outer flame retardant layer, the air bag and the rubber layer of the present invention;

fig. 3 is a schematic view of the structure of the electric wire of the present invention.

Illustration of the drawings:

1. a wear layer; 2. an outer insulating layer; 3. an outer flame retardant layer; 4. a rubber layer; 5. a torsion resistant wire; 6. a fibrous layer; 7. A shielding layer; 8. a filling layer; 9. an electric wire; 91. a wire core; 92. an inner insulating layer; 93. an inner flame retardant layer; 10. reinforcing ribs; 11. An air bag; 12. and (4) raised strips.

Detailed Description

Referring to fig. 1 to 3, relate to a cable for solar photovoltaic power generation system, including wearing layer 1, wearing layer 1's inner wall fixedly connected with external insulation layer 2, external insulation layer 2's the outside fire-retardant layer 3 of inner wall fixedly connected with, the inside of the fire-retardant layer 3 of outside is equipped with rubber layer 4, a plurality of buffering protection machanisms of annular interval fixedly connected with between the fire-retardant layer 3 of outside and the rubber layer 4, a plurality of antitorque metal wires 5 of fixedly connected with are run through to the inside annular of rubber layer 4, the inner wall fixedly connected with fibre layer 6 of rubber layer 4, the inner wall fixedly connected with shielding layer 7 of fibre layer 6, the inner wall fixedly connected with filling layer 8 of shielding layer 7, a plurality of electric wires 9 of fixedly connected with run through in the inside of filling layer 8.

Buffering protection machanism includes a plurality of strengthening ribs 10 and gasbag 11, the surface of strengthening rib 10 is connected with the outer fixed surface on 3 inner walls in the fire-retardant layer of outside and rubber layer 4 respectively, gasbag 11 is located the position between two adjacent strengthening ribs 10, and paste through glue between two adjacent gasbags 11 and connect, when the cable receives the extrusion, the strengthening rib 10 atress compression that is located top and bottom this moment, thereby form first step buffering, and then gasbag 11 receives pressure, gasbag 11 compressive deformation, thereby form the buffering of second step, and then the compressive property of cable has been improved greatly, avoid internal damage.

A plurality of sand grips 12 of surface annular fixedly connected with of wearing layer 1, and the cross sectional shape of sand grip 12 is convex, plays the protection to wearing layer 1, avoids receiving the abrasion scratch.

Electric wire 9 includes sinle silk 91, and the surface cover of sinle silk 91 is equipped with inner insulating layer 92, and fire-retardant layer 93 in fixedly connected with is established to inner insulating layer 92's surface cover, and single electric wire 9 can carry out exclusive use to increase the practicality.

The wire core 91 is made of copper wire material, and the copper wire has strong conductivity and low loss.

The anti-torsion metal wire 5 is made of an iron wire material, and the surface of the iron wire is coated with an anti-rust paint coating, so that the toughness of the used iron wire material is poor, the anti-torsion performance is better, and the bending and the diversion are convenient.

The wear-resistant layer 1 is made by mixing a PLC material, an anticorrosive agent and an oil resistant agent, so that the anti-corrosion performance and the oil resistance of friction resistance can be greatly improved, and the service life of the communication cable is further prolonged.

When using cable for solar photovoltaic power generation system, wearing layer 1 is by the PLC material, anticorrosive agent and grease proofing agent mix and make, but antifriction's corrosion resisting property and oil resistance greatly increased, thereby communication cable's life has further been promoted, when the cable receives the extrusion, the strengthening rib 10 atress compression that is located top and bottom this moment, thereby form first step buffering, and then gasbag 11 receives pressure, gasbag 11 compression deformation, thereby form the buffering of second step, and then improved the compressive property of cable greatly, avoid internal damage, when needs are crooked diversion to the cable, antitorque metal wire 5 through inside setting, can greatly increased cable's antitorque performance, thereby be convenient for carry out crooked diversion, through a plurality of electric wires 9 that set up, single electric wire 9 can carry out exclusive use, thereby increase the practicality.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a cable for solar photovoltaic power generation system, includes wearing layer (1), its characterized in that: the inner wall fixedly connected with external insulation layer (2) of wearing layer (1), the outer fire-retardant layer (3) of inner wall fixedly connected with of external insulation layer (2), the inside on outer fire-retardant layer (3) is equipped with rubber layer (4), a plurality of buffering protection machanism of annular interval fixedly connected with between outer fire-retardant layer (3) and rubber layer (4), a plurality of antitorque metal lines of fixedly connected with (5) are run through to the inside annular on rubber layer (4), the inner wall fixedly connected with fibre layer (6) on rubber layer (4), the inner wall fixedly connected with shielding layer (7) of fibre layer (6), the inner wall fixedly connected with filling layer (8) of shielding layer (7), a plurality of electric wires of fixedly connected with (9) run through to the inside of filling layer (8).

2. The cable for a solar photovoltaic power generation system according to claim 1, wherein: buffering protection machanism includes a plurality of strengthening ribs (10) and gasbag (11), the surface of strengthening rib (10) is connected with the outer fixed surface of outside fire-retardant layer (3) inner wall and rubber layer (4) respectively, gasbag (11) are located the position between two adjacent strengthening ribs (10), and adjacent two paste through glue between gasbag (11) and connect.

3. The cable for a solar photovoltaic power generation system according to claim 1, wherein: the outer surface of the wear-resistant layer (1) is annularly and fixedly connected with a plurality of convex strips (12), and the cross section of each convex strip (12) is arc-shaped.

4. The cable for a solar photovoltaic power generation system according to claim 1, wherein: electric wire (9) are including sinle silk (91), the surface cover of sinle silk (91) is equipped with inner insulating layer (92), fire-retardant layer (93) in fixedly connected with is established to the surface cover of inner insulating layer (92).

5. The cable for a solar photovoltaic power generation system according to claim 4, wherein: the wire core (91) is made of copper wire materials.

6. The cable for a solar photovoltaic power generation system according to claim 1, wherein: the anti-torsion metal wire (5) is made of an iron wire material, and the surface of the iron wire is coated with an anti-rust paint coating.

7. The cable for a solar photovoltaic power generation system according to claim 1, wherein: the wear-resistant layer (1) is prepared by mixing a PLC material, an anticorrosive agent and an oil resistant agent.