CN212967225U

CN212967225U - Photovoltaic cable for new energy photovoltaic power station

Info

Publication number: CN212967225U
Application number: CN202021975206.3U
Authority: CN
Inventors: 王建忠
Original assignee: Beijing Wanfu Cable Tray Bus Duct Co ltd
Current assignee: Beijing Wanfu Cable Tray Bus Duct Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-04-13
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a photovoltaic cable for new forms of energy photovoltaic power generation station, including sinle silk, conductor, insulating layer, stopping, inner protective layer, heat insulating layer, shielding layer, oversheath, limiting block, the inside of sinle silk is provided with the conductor, the outside of conductor is provided with the insulating layer, the outside of sinle silk is provided with the stopping, the outside of stopping is provided with inner protective layer, inner protective layer's the outside is provided with the heat insulating layer. The utility model discloses, through the limiting block of oversheath fixed surface installation for the fixed subassembly of cable takes place not hard up after long-time the use, and the displacement can not take place for the cable, then effectively reduces the cracked phenomenon that the cable can take place, then effectively improves the performance of cable, through the inner protective layer that the sinle silk outside set up, heat insulating layer, shielding layer and oversheath, make under adverse circumstances, reduce the phenomenon that the cable takes place to bend or fracture, thereby the effectual life who prolongs the cable.

Description

Photovoltaic cable for new energy photovoltaic power station

Technical Field

The utility model relates to a photovoltaic cable technical field specifically is a new forms of energy photovoltaic is photovoltaic cable for power station.

Background

With the development of modern industry, global energy crisis and air pollution are increasingly prominent, and solar energy is regarded as an ideal renewable energy source by many countries. At present, the variety of solar photovoltaic components is continuously increased, the application range is increasingly wide, the market scale is gradually enlarged, the solar energy resources in China are rich, the distribution range is wide, and the development potential of solar photovoltaic power generation is huge. In addition, solar photovoltaic power generation technology is mature day by day and is one of the most sustainable renewable energy technologies.

Current photovoltaic cable is when long-time, and the fixed subassembly of cable can take place not hard up to make the cable take place the displacement, thereby make the cable can take place cracked phenomenon, influence the performance of cable then, and when using, some environment is comparatively complicated, thereby the cable is when using, can take place crooked or the fracture phenomenon, thereby has reduced the life of cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new forms of energy photovoltaic is photovoltaic cable for power station to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photovoltaic cable for new forms of energy photovoltaic power station, includes sinle silk, conductor, insulating layer, stopping, interior protective layer, thermal insulation layer, shielding layer, oversheath, limiting block, the inside of sinle silk is provided with the conductor, the outside of conductor is provided with the insulating layer, the outside of sinle silk is provided with the stopping, the outside of stopping is provided with the interior protective layer, the outside of interior protective layer is provided with the thermal insulation layer, the outside on thermal insulation layer is provided with the shielding layer, the outside on shielding layer is provided with the oversheath, the outside fixed mounting of oversheath has limiting block.

Preferably, the material of the insulating layer is halogen-free electron beam radiation polyolefin, and the thickness of the insulating layer is 0.2 mm.

Preferably, the material of the inner protection layer is polyvinyl chloride, and the thickness of the inner protection layer is 0.4 mm.

Preferably, the material of the heat insulation layer is asbestos heat insulation, and the thickness of the heat insulation layer is 0.5 mm.

Preferably, the shielding layer is a crosslinked polyethylene semiconductor, and the thickness of the shielding layer is 0.2 mm.

Preferably, the limiting blocks are made of thermoplastic rubber-plastic elastic materials, the limiting blocks are communicated in size, and the spacing is equal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this photovoltaic cable for new forms of energy photovoltaic power generation station, the limiting block through oversheath fixed surface installation for the cable fixed subassembly takes place not hard up after long-time the use, and the cable can not take place the displacement, then effectively reduces the cracked phenomenon that the cable can take place, then effectively improves the performance of cable.

2. This photovoltaic cable for new forms of energy photovoltaic power generation station, through inner protective layer, heat insulating layer, shielding layer and the oversheath that the sinle silk outside set up for under adverse circumstances condition, the phenomenon of bending or fracture takes place for the reduction cable, thereby the effectual life who prolongs the cable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of fig. 2A.

In the figure: 1. a wire core; 2. a conductor; 3. an insulating layer; 4. a filler; 5. an inner protective layer; 6. a thermal insulation layer; 7. a shielding layer; 8. an outer sheath; 9. a block is defined.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a photovoltaic cable for a new energy photovoltaic power station comprises a wire core 1, wherein an inner protection layer 5, a heat insulation layer 6, a shielding layer 7 and an outer sheath 8 are arranged on the outer side of the wire core 1, so that the phenomenon that the cable is bent or cracked is reduced under severe environment conditions, the service life of the cable is effectively prolonged, a conductor 2 is arranged inside the wire core 1, an insulation layer 3 is arranged on the outer side of the conductor 2, the insulation layer 3 is made of halogen-free electron beam radiation polyolefin, the thickness of the insulation layer 3 is 0.2mm, a filling material 4 is arranged on the outer side of the wire core 1, an inner protection layer 5 is arranged on the outer side of the filling material 4, the inner protection layer 5 is made of polyvinyl chloride, the thickness of the inner protection layer 5 is 0.4mm, a heat insulation layer 6 is arranged on the outer side of the inner protection layer 5, the material of the heat insulation layer 6 is asbestos heat insulation, the thickness of the heat insulation layer 6 is 0.5mm, shielding layer 7 is cross-linked polyethylene semiconductor, and shielding layer 7's thickness is 0.2mm, shielding layer 7's the outside is provided with oversheath 8, oversheath 8's outside fixed mounting has limiting block 9, limiting block 9's material is thermoplastic rubber and plastic elastic material, and limiting block 9's size communicates with each other, the interval equals, limiting block 9 through oversheath 8 fixed surface installation, it is not hard up to make the subassembly takes place to take place when using the fixed subassembly of back cable for a long time, the cable can not take place the displacement, then effectively reduce the cracked phenomenon of cable can take place, then effectively improve the performance of cable.

The working principle is as follows: when using a new forms of energy photovoltaic cable for power station, the fixed subassembly of cable takes place to become flexible after long-time the use, limiting block 9 through 8 fixed surface installations of oversheath, it is not flexible to make the fixed subassembly of cable take place to become flexible after long-time the use, the cable can not take place the displacement, when the use adverse circumstances of cable, through the inner protective layer 5 that the sinle silk 1 outside set up, heat insulating layer 6, shielding layer 7 and oversheath 8, make under adverse circumstances, reduce the phenomenon that the cable takes place to bend or fracture, thereby the effectual life who prolongs the cable.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a photovoltaic cable for new forms of energy photovoltaic power generation station, includes sinle silk (1), its characterized in that: the utility model discloses a cable core, including sinle silk (1), the inside of sinle silk (1) is provided with conductor (2), the outside of conductor (2) is provided with insulating layer (3), the outside of sinle silk (1) is provided with stopping (4), the outside of stopping (4) is provided with interior protective layer (5), the outside of interior protective layer (5) is provided with heat insulating layer (6), the outside of heat insulating layer (6) is provided with shielding layer (7), the outside of shielding layer (7) is provided with oversheath (8), the outside fixed mounting of oversheath (8) has limiting block (9).

2. The photovoltaic cable for the new energy photovoltaic power station according to claim 1, characterized in that: the insulating layer (3) is made of halogen-free electron beam radiation polyolefin, and the thickness of the insulating layer (3) is 0.2 mm.

3. The photovoltaic cable for the new energy photovoltaic power station according to claim 1, characterized in that: the inner protection layer (5) is made of polyvinyl chloride, and the thickness of the inner protection layer (5) is 0.4 mm.

4. The photovoltaic cable for the new energy photovoltaic power station according to claim 1, characterized in that: the heat insulation layer (6) is made of asbestos and has a thickness of 0.5 mm.

5. The photovoltaic cable for the new energy photovoltaic power station according to claim 1, characterized in that: the shielding layer (7) is a cross-linked polyethylene semiconductor, and the thickness of the shielding layer (7) is 0.2 mm.

6. The photovoltaic cable for the new energy photovoltaic power station according to claim 1, characterized in that: the limiting blocks (9) are made of thermoplastic rubber-plastic elastic materials, the limiting blocks (9) are communicated in size, and the spacing is equal.