CN213150416U

CN213150416U - High-reliability high-voltage cable

Info

Publication number: CN213150416U
Application number: CN202022396675.6U
Authority: CN
Inventors: 黄铸培
Original assignee: Fujian Lehua Power Equipment Co ltd
Current assignee: Fujian Lehua Power Equipment Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-05-07
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a high reliability high tension cable, including the lag, the inner wall cover of lag is equipped with the steel band armor, the inner wall cover of steel band armor is equipped with the buffer layer that blocks water, the inner wall cover of the buffer layer that blocks water is equipped with the toughness layer, the inner wall cover of toughness layer is equipped with the fibre connecting layer, the inner wall cover of fibre connecting layer is equipped with the dampproof course, the inner wall cover of dampproof course is equipped with the insulating layer, the inside of insulating layer is provided with a plurality of conductors, the conductor with be provided with the filling layer between the insulating layer, the outside cover of conductor is equipped with the shielding layer. Has the advantages that: effectively guarantee high tension cable reliability, improved the practicality.

Description

High-reliability high-voltage cable

Technical Field

The utility model relates to a high tension cable technical field particularly, relates to a high reliability high tension cable.

Background

With the continuous and rapid growth of economy, a huge market space is provided for cable products, with the continuous expansion of the scale of industries such as power industry, data communication industry, urban rail transit industry, automobile industry, shipbuilding and the like, the demand on electric wires and cables also increases rapidly, the electric wires and cables also have huge development potential in the future, the application field of control cables is quite extensive, at present, the cables are often pulled or pressed in the installation and use process, so that the cables are extruded or stretched to deform, and the compression resistance and the tensile resistance of the existing cables are poor, so that the phenomenon of damage to the cables can be caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a high reliability high tension cable to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a high reliability high tension cable, includes the lag, the inner wall cover of lag is equipped with the steel band armor, the inner wall cover of steel band armor is equipped with the buffer layer that blocks water, the inner wall cover of the buffer layer that blocks water is equipped with the toughness layer, the inner wall cover of toughness layer is equipped with the fibre connecting layer, the inner wall cover of fibre connecting layer is equipped with the dampproof course, the inner wall cover of dampproof course is equipped with the insulating layer, the inside of insulating layer is provided with a plurality of conductors, the conductor with be provided with the filling layer between the insulating layer, the outside cover of conductor is equipped.

Furthermore, the protective sleeve is a sheath layer which is made of polyethylene plastics and polyvinyl chloride plastics in a combined extrusion mode.

Furthermore, the moisture-proof layer is composed of polyvinyl chloride particles, bamboo charcoal particles and polyvinyl polypropylene, and a plurality of the polyvinyl chloride particles and the bamboo charcoal particles are respectively arranged inside the polyvinyl polypropylene.

Furthermore, a plurality of rubber elastic balls are arranged inside the toughness layer, a plurality of springs are arranged in the middle of each rubber elastic ball, and elastic silica gel is filled inside each rubber elastic ball.

Furthermore, the fiber connecting layer is formed by weaving polyester fibers, spandex fibers and nylon fibers in a mixed mode.

Further, the water blocking buffer layer is composed of a water blocking tape and a buffering water blocking tape.

The utility model provides a high reliability high tension cable, beneficial effect as follows: the utility model discloses a lag, the steel band armor, the buffer layer that blocks water, the toughness layer, the fibre connecting layer, the dampproof course, the insulating layer, the conductor, the filling layer and the setting of shielding layer, make this kind of material can not harden, become brittle under high temperature, still can keep good compliance and elasticity, therefore the cable is relatively soft, bending property is good, and the steel band armor can strengthen the tensile resistance of cable, and the toughness layer can weaken the effect of external extrusion force to the conductor, avoid the cable to receive too big extrusion force, and lead to the cable to damage, the lag adopts the combination of line type low density polyethylene plastics and semi-rigid polyvinyl chloride flame retardant plastics to extrude and pack and form, the waterproof property of cable has been improved, guarantee its mechanical properties such as wear-resisting, tensile and shock resistance, the dampproof course, the inside dampproof effect of cable has been improved, guarantee the drying of inside cable, effectively guarantee high tension cable reliability, the practicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a high-reliability high-voltage cable according to an embodiment of the present invention;

fig. 2 is a schematic view of a moisture barrier of a high-reliability high-voltage cable according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a tough layer of a high-reliability high-voltage cable according to an embodiment of the present invention.

In the figure:

1. a protective sleeve; 2. a steel tape armor layer; 3. a water-blocking buffer layer; 4. a ductile layer; 5. a fiber connecting layer; 6. a moisture barrier; 7. an insulating layer; 8. a conductor; 9. a filling layer; 10. a shielding layer; 11. polyvinyl chloride particles; 12. bamboo charcoal particles; 13. polypropylene polyethylene; 14. a rubber elastic ball; 15. a spring; 16. Elastic silica gel.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a high reliability high tension cable.

The first embodiment is as follows:

as shown in fig. 1-3, according to the utility model discloses high reliability high tension cable, including lag 1, the inner wall cover of lag 1 is equipped with steel strip armor 2, the inner wall cover of steel strip armor 2 is equipped with the buffer layer 3 that blocks water, the inner wall cover of buffer layer 3 that blocks water is equipped with toughness layer 4, the inner wall cover of toughness layer 4 is equipped with fibre connecting layer 5, the inner wall cover of fibre connecting layer 5 is equipped with dampproof course 6, the inner wall cover of dampproof course 6 is equipped with insulating layer 7, the inside of insulating layer 7 is provided with a plurality of conductors 8, conductor 8 with be provided with filling layer 9 between the insulating layer 7, the outside cover of conductor 8 is equipped with shielding layer 10.

Example two:

as shown in fig. 1-3, the protective cover 1 is a sheath layer made of a combination of polyethylene plastic and polyvinyl chloride plastic by extrusion. The moisture-proof layer 6 is composed of polyvinyl chloride particles 11, bamboo charcoal particles 12 and polyvinyl polypropylene 13, and the polyvinyl chloride particles 11 and the bamboo charcoal particles 12 are respectively arranged inside the polyvinyl polypropylene 13.

As shown in fig. 1-3, a plurality of rubber elastic balls 14 are arranged inside the flexible layer 4, a plurality of springs 15 are arranged in the middle of the rubber elastic balls 14, and elastic silicone rubber 16 is filled inside the rubber elastic balls 14. The fiber connecting layer 5 is formed by weaving polyester fibers, spandex fibers and nylon fibers in a mixed mode. The water-blocking buffer layer 3 consists of a water-blocking tape and a buffering water-blocking tape.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In conclusion, by means of the technical scheme of the utility model, through the arrangement of the protective sleeve 1, the steel strip armoring layer 2, the water-blocking buffer layer 3, the toughness layer 4, the fiber connecting layer 5, the moisture-proof layer 6, the insulating layer 7, the conductor 8, the filling layer 9 and the shielding layer 10, the material can not become hard and brittle at high temperature, and still can keep good flexibility and elasticity, so that the cable is relatively soft and has good bending property, the steel strip armoring layer 2 can enhance the tensile resistance of the cable, the toughness layer 4 can weaken the action of external extrusion force on the conductor 8, the damage of the cable caused by overlarge extrusion force applied to the cable is avoided, the protective sleeve 1 is formed by extruding and wrapping the combination of linear low-density polyethylene plastic and semi-hard polyvinyl chloride flame-retardant plastic, the waterproof property of the cable is improved, and the mechanical properties of wear resistance, tensile resistance, impact resistance and the like are, the dampproof layer 6 improves the internal dampproof effect of the cable, guarantees the dryness of the internal cable, effectively guarantees the reliability of the high-voltage cable, and improves the practicability.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high reliability high tension cable, its characterized in that, includes lag (1), the inner wall cover of lag (1) is equipped with steel band armor (2), the inner wall cover of steel band armor (2) is equipped with buffer layer (3) that blocks water, the inner wall cover of buffer layer (3) that blocks water is equipped with toughness layer (4), the inner wall cover of toughness layer (4) is equipped with fibre connecting layer (5), the inner wall cover of fibre connecting layer (5) is equipped with dampproof course (6), the inner wall cover of dampproof course (6) is equipped with insulating layer (7), the inside of insulating layer (7) is provided with a plurality of conductors (8), conductor (8) with be provided with filling layer (9) between insulating layer (7), the outside cover of conductor (8) is equipped with shielding layer (10).

2. A high-voltage cable with high reliability according to claim 1, wherein a plurality of rubber elastic balls (14) are arranged inside the flexible layer (4), a plurality of springs (15) are arranged in the middle of the rubber elastic balls (14), and the rubber elastic balls (14) are filled with elastic silica gel (16).

3. A high-voltage cable with high reliability according to claim 1, wherein the water-blocking buffer layer (3) is composed of a water-blocking tape and a buffer water-blocking tape.