CN218447271U - Cold-resistant, seawater-corrosion-resistant, sunlight-resistant and torsion-resistant wind energy cable - Google Patents

Abstract

The utility model relates to the technical field of cables, specifically indicate a cold-resistant seawater corrosion resistant sunlight of nai twists reverse wind energy cable, including four cable cores, the cable core is the conductor of many intertwine transposition, the material of conductor is copper, and every cable core still includes the insulating layer of parcel in the cable core outside, and the fixed light-duty non-woven fabrics band layer that is equipped with of four cable cores, the space packing between cable core and the light-duty non-woven fabrics band layer has the rubber filling layer, and the outside on light-duty non-woven fabrics band layer is fixed with antitorque commentaries on classics layer, antitorque commentaries on classics layer is the copper wire weaving layer, and the outside on antitorque commentaries on classics layer is fixed with polyester and strengthens the non-woven fabrics layer, and the outside on non-woven fabrics layer is strengthened to polyester is equipped with the insulating layer, the outside of insulating layer is equipped with the sheath. The utility model discloses a freeze proof ability of wind energy cable has been improved.

Description

Cold-resistant, seawater-corrosion-resistant, sunlight-resistant and torsion-resistant wind energy cable

Technical Field

The utility model relates to the technical field of cables, specifically indicate a cold-resistant sea water corrosion resistant sunlight resistant wind energy cable that twists reverse.

Background

The wind driven generator is mostly used in severe environments such as inland severe cold and offshore salt mist overlooking, and a wind energy cable matched with the wind driven generator has the characteristics of tensile strength, torsion resistance, low temperature resistance, salt mist resistance and the like. The safe operation and the service life of the wind energy cable determine the operation cost of wind power generation. However, the existing wind energy cable has poor heat insulation performance and influences the conductivity in a cold environment.

For example, a wind energy cable of patent application No. CN202122338374.2, a wind energy cable, its technical scheme main points are a wind energy cable, including a plurality of conductors, insulating layer and outer cladding, including a plurality of conductors are wrapped up to the insulating layer, the outer cladding wraps up at the surface of insulating layer, still includes: the anti-torsion layer is embedded in the outer cladding layer and comprises an inner tooth layer and an outer tooth layer matched with the inner tooth layer; the limiting blocks are arranged between every two adjacent conductors tightly attached to the inner wall of the insulating layer and are connected with the inner surface of the insulating layer in a sliding mode; wherein, the stopper is close to the one side of conductor and the surface looks adaptation of conductor, through at the inside antitorque commentaries on classics layer that sets up of overclad layer to this resists the torsional force, reduces the influence of torsional force to inner conductor, and the interlock on tooth layer and outer tooth layer is connected in adopting simultaneously, makes after the torsional force, and the surrounding layer can resume original state, the utility model is suitable for a cable technology field. However, the thermal insulation of the cable is not considered yet, and the cable is liable to have poor performance in cold environments.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cold-resistant seawater corrosion resistant sunlight of nai twist reverse wind energy cable to above-mentioned problem to improve wind energy cable's freezing resistance.

The utility model discloses the technical scheme who adopts does: the cold-resistant, seawater corrosion-resistant, sunlight-resistant and torsion-resistant wind energy cable is characterized in that: including four cable cores, the cable core is many intertwine stranded conductors, the material of conductor is copper, and every cable core still includes the insulating layer of parcel in the cable core outside, and four cable cores's fixed light-duty non-woven fabrics band layer that is equipped with, the space packing between cable core and the light-duty non-woven fabrics band layer has the rubber filling layer, and the external fixation on light-duty non-woven fabrics band layer has anti twist layer, anti twist layer is the copper wire weaving layer, and anti twist layer's external fixation has the polyester to strengthen the non-woven fabrics layer, and the outside on non-woven fabrics layer is strengthened to the polyester is equipped with the insulating layer, the outside of insulating layer is equipped with the sheath.

Preferably, the insulating layer is made of EPR insulating rubber.

Preferably, the heat insulation layer is fixedly arranged between the sheath and the polyester reinforced non-woven fabric layer, a heat insulation cavity is arranged in the heat insulation layer, and heat insulation materials are filled in the heat insulation cavity.

Preferably, the heat insulation cavities are circumferentially arranged on the heat insulation layer at equal intervals.

Preferably, the material of the sheath is chlorinated polyethylene rubber.

The utility model has the advantages that:

the utility model has simple integral structure. The utility model provides a cold-resistant seawater corrosion is able to bear or endure sunlight antitorque wind energy cable, can resist the sunshine, can strengthen the non-woven fabrics layer through insulating layer, non-woven fabrics band layer and polyester and play better thermal-insulated effect under the cold circumstances of environment, avoids the cable to be frozen out, and the copper wire weaving layer improves the tensile antitorque effect of cable, and the sheath can play better protecting effect, the anti salt fog of anti-solarization oxidation.

Drawings

Fig. 1 is a schematic view of the whole structure of the cold-resistant, seawater corrosion-resistant, sunlight-resistant and torsion-resistant wind energy cable of the present invention.

( 1. A conductor; 2. an insulating layer; 3. a rubber filler layer; 4. a light non-woven fabric belting layer; 5. a copper wire braid layer; 6. a polyester reinforced non-woven fabric layer; 7. a thermal insulation layer; 7.1, a heat insulation cavity; 8. protective sleeve )

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

The first embodiment is as follows: in order to solve prior art wind energy cable do not have the heat insulating ability or keep warm the effect relatively poor, make the problem of cable performance variation in chilly environment easily, the utility model provides a cold-resistant seawater corrosion resistant sunlight of resistant twist reverse wind energy cable as shown in the figure, its characterized in that: including four cable cores, the cable core is many intertwine stranded conductor 1, the material of conductor is copper, and every cable core still includes the parcel at the outside insulating layer 2 of cable core, and the material of adoption is EPR insulating rubber, and is insulating effectual, and it is stable to use, and the fixed light-duty non-woven fabrics band layer 4 that is equipped with of four cable cores, the space packing between cable core and the light-duty non-woven fabrics band layer 4 has rubber filling layer 3, and the external fixation of light-duty non-woven fabrics band layer 4 has the antitorque layer, the antitorque layer is copper wire weaving layer 5, and the antitorque of 5 tensile of copper wire weaving layer is effectual, and the external fixation on antitorque layer has polyester to strengthen non-woven fabrics layer 6, and the outside on polyester reinforced non-woven fabrics layer 6 is equipped with sheath 8. The insulating layer 2 is made of EPR insulating rubber. The sheath 8 is made of chlorinated polyethylene rubber, so that a good protection effect can be achieved, and the sun-proof, oxidation-resistant and salt mist-resistant effects can be achieved.

The second embodiment: in this embodiment, based on the first embodiment, a heat insulation layer is further provided, the heat insulation layer 7 further insulates heat and resists freezing, the heat insulation layer 7 is fixedly arranged between the sheath 8 and the polyester reinforced non-woven fabric layer 6, a heat insulation cavity 7.1 is arranged in the heat insulation layer 7, and a heat insulation material is filled in the heat insulation cavity 7.1. The heat insulation cavities 7.1 are circumferentially arranged on the heat insulation layer 7 at equal intervals. For the function of fire prevention of fire control, this embodiment adds the fire prevention material in non-woven fabrics band layer and polyester enhancement non-woven fabrics layer, and the fire prevention material is ceramic fiber, avoids catching fire, further improves the security.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (5)

1. The utility model provides a cold-resistant sea water corrosion resistant sunlight resistant anti wind energy cable that twists reverse which characterized in that: including four cable cores, the cable core is many intertwine stranded conductor (1), the material of conductor is the copper, and every cable core still includes parcel at the outside insulating layer (2) of cable core, and the fixed light-duty non-woven fabrics band layer (4) that is equipped with of four cable cores, the space packing between cable core and light-duty non-woven fabrics band layer (4) has rubber filling layer (3), and the external fixation of light-duty non-woven fabrics band layer (4) has antitorque commentaries on classics layer, antitorque commentaries on classics layer is copper wire weaving layer (5), and the external fixation on antitorque commentaries on classics layer has polyester to strengthen non-woven fabrics layer (6), and the outside on polyester reinforced non-woven fabrics layer (6) is equipped with insulating layer (7), the outside of insulating layer (7) is equipped with sheath (8).

2. The cold-resistant seawater corrosion-resistant sunlight-resistant torsion-resistant wind energy cable as claimed in claim 1, wherein: the insulating layer (2) is made of EPR insulating rubber.

3. The cold-resistant seawater corrosion-resistant sunlight-resistant torsion-resistant wind energy cable as claimed in claim 1, wherein: the heat insulation layer (7) is fixedly arranged between the sheath (8) and the polyester reinforced non-woven fabric layer (6), a heat insulation cavity (7.1) is arranged in the heat insulation layer (7), and heat insulation materials are filled in the heat insulation cavity (7.1).

4. The cold-resistant, seawater corrosion-resistant, sunlight-resistant and torsion-resistant wind energy cable as claimed in claim 3, wherein: the heat insulation cavities (7.1) are circumferentially arranged on the heat insulation layer (7) at equal intervals.

5. The cold-resistant seawater corrosion-resistant sunlight-resistant torsion-resistant wind energy cable as claimed in claim 1, wherein: the sheath (8) is made of chlorinated polyethylene rubber.

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