CN211376224U

CN211376224U - Distortion-resistant flexible cable for wind power generation

Info

Publication number: CN211376224U
Application number: CN201922350249.6U
Authority: CN
Inventors: 孟宪玉; 潘泉
Original assignee: Jiangsu Baocheng Heavy Industry Technology Co ltd
Current assignee: Jiangsu Baocheng Heavy Industry Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-08-28
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a twist-resistant flexible cable for wind power generation, which comprises a first insulating layer, wherein the inner cavity of the first insulating layer is provided with a filling layer, two sides of the top part of the inner wall of the first insulating layer are both fixedly connected with a clapboard, a conducting wire is arranged between the two clapboards, the surface of the conducting wire is provided with a second insulating layer, the surface of the second insulating layer is movably connected with one side of the two clapboards opposite to each other, the bottom of one side of the two clapboards opposite to each other is provided with a metal strip, the conducting wire in the cable can be fixed between the two clapboards by the arrangement of the clapboards, the conducting wire is prevented from twisting and tangling in the swinging process, a certain degree of twist-resistant capability is provided, and the twisting force can be transmitted to a twisting block by the cable when twisting through the arrangement of a twisting block and a twisting groove, the twisting block, thereby offsetting the twisting force and further realizing the anti-twisting function.

Description

Distortion-resistant flexible cable for wind power generation

Technical Field

The utility model relates to a wind power generation specifically is a wind power generation is with resistant distortion flexible cable.

Background

Wind power generation means that kinetic energy of wind is converted into electric energy, the wind is pollution-free energy, the wind power generation is very environment-friendly, and the generated electric energy is very huge, so that more and more countries attach more importance to the wind power generation, the wind power is taken as clean renewable energy, more and more attention is paid to all countries in the world, the accumulated amount of the wind power is huge, the global wind power is about 2.74 multiplied by 10 multiplied by 9MW, the available wind power is 2 multiplied by 10 multiplied by 7MW, which is 10 times larger than the total water energy which can be developed and utilized on the earth, the wind is utilized by people for a long time, mainly water pumping, surface grinding and the like through windmills, and at present, people are interested in how to utilize the wind to generate electricity.

Wind power generation equipment is generally laid in high-altitude plain areas, electric heat for transmitting electric energy needs high heat resistance, and a cable can swing in the wind power generation process, so that the cable is required to have good anti-twisting performance. Accordingly, those skilled in the art have provided a twist-resistant flexible cable for wind power generation to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide a wind power generation is with resistant distortion flexible cable 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 wind power generation is with resistant distortion flexible cable, includes the first insulation layer, the inner chamber of first insulation layer is provided with the filling layer, the equal fixedly connected with baffle in both sides at first insulation layer inner wall top, two be provided with the wire between the baffle, the surface of wire is provided with the second insulating layer to the surface of second insulating layer and the relative one side swing joint of two baffles, two the bottom of the relative one side of baffle is provided with the metal strip, the surface of first insulation layer is provided with anti-torque groove, the inner wall joint of anti-torque groove has anti-torque block, the opposite side fixedly connected with inoxidizing coating of anti-torque block, the surface of inoxidizing coating is provided with the insulating layer, the surface of insulating layer is provided with.

As a further aspect of the present invention: the first and second insulating layers are made of silicon rubber.

As a further aspect of the present invention: the number of the partition plates is six, the number of the leads is three, and one lead is arranged between every two groups of the partition plates.

As a further aspect of the present invention: the filling layer (5) is made of a special aramid fiber material.

As a further aspect of the present invention: the protective layer is made of polyester.

As a further aspect of the present invention: the heat insulation layer is made of high silicon cotton.

As a further aspect of the present invention: the wear-resistant layer is made of wear-resistant rubber.

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

through the arrangement of the partition plates, the lead in the cable can be fixed between the two partition plates, the lead is prevented from being twisted and tangled in the swinging process, a certain degree of twisting resistance is provided, and through the arrangement of the metal strips, so that the center of the cable has certain strength, the cable is ensured to keep straight line in the process of being blown by wind, the smooth transmission of electric energy is ensured, and the twisting block and the twisting groove are arranged, so that the twisting force can be transmitted to the twisting block when the cable is twisted, the twisting block and the twisting groove are mutually clamped, thereby offset the distortion power, further realize the antitorque function, through the setting of insulating layer again for the cable can completely cut off most external heat, prevents that the wire from overheated and damaging, because the setting of wearing layer again, can protect the cable swing position that often contacts to the ground of cable, prevents that the cable from damaging in the friction, guarantees the abrasion resistance of cable.

Drawings

Fig. 1 is a schematic front view of a twist-resistant flexible cable for wind power generation.

Fig. 2 is a partially enlarged schematic structural view of a twist-resistant flexible cable for wind power generation at a position a in fig. 1.

In the figure: 1. a first insulating layer; 2. a partition plate; 3. a second insulating layer; 4. a wire; 5. a filling layer; 6. a metal strip; 7. An anti-torque groove; 8. a torsion resistant block; 9. a protective layer; 10. a thermal insulation layer; 11. and a wear-resistant layer.

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. 1-2, in an embodiment of the present invention, a flexible cable with distortion resistance for wind power generation includes a first insulating layer 1, wherein the first insulating layer 1 is provided with a filling layer 5 in an inner cavity of the first insulating layer 1, two sides of a top portion of an inner wall of the first insulating layer 1 are fixedly connected with partition boards 2, a conducting wire 4 is disposed between the two partition boards 2, a second insulating layer 3 is disposed on a surface of the conducting wire 4, a surface of the second insulating layer 3 is movably connected with a side of the two partition boards 2 opposite to each other, a metal strip 6 is disposed at a bottom portion of the side of the two partition boards 2 opposite to each other, an anti-torsion groove 7 is disposed on a surface of the first insulating layer 1, an anti-torsion block 8 is clamped on an inner wall of the anti-torsion groove 7, a protective layer 9 is fixedly connected to another side of the anti-torsion block 8, the wire 4 in the cable can be fixed between the two partition plates 2, the wire 4 is prevented from being twisted and tangled in the swinging process, a certain degree of twisting resistance is provided, the center of the cable has certain strength through the arrangement of the metal strip 6, the cable is guaranteed to keep straight in the process of being blown by wind, the smooth transmission of electric energy is guaranteed, the twisting force can be transmitted to the twisting block 8 through the arrangement of the twisting block 8 and the twisting groove 7, the twisting block 8 and the twisting groove 7 are clamped with each other to offset the twisting force, the twisting resistance function is further realized, most external heat can be isolated through the arrangement of the heat insulation layer 10, the wire is prevented from being damaged due to overheating, the position of the cable touching the ground when the cable swings can be protected due to the arrangement of the wear-resistant layer 11, and the cable is prevented from being damaged in friction, the abrasion resistance of the cable is ensured.

The first insulating layer 1 and the second insulating layer 3 are made of silicon rubber, the silicon rubber has excellent insulating property, corona resistance and arc resistance are very good, the heat resistance of the silicon rubber is very outstanding, the silicon rubber can work for a long time at 180 ℃, can still have elasticity for weeks or longer even at the temperature slightly higher than 200 ℃, and can instantly resist the high temperature of more than 300 ℃. Silicone rubber has good gas permeability, and oxygen transmission rate is the highest among synthetic polymers.

The number of the separators 2 is six, the number of the wires 4 is three, and one wire 4 is provided between each two sets of the separators 2 to prevent the wires 4 from being tangled with each other.

The filling layer (5) is made of special aramid fiber material, and the aramid fiber has the properties of insulativity, high temperature resistance, ageing resistance and the like.

The protective layer 9 is made of polyester and has certain elasticity.

The heat insulation layer 10 is made of high silica fiber, the high silica fiber can keep good strength and elasticity for a long time at the temperature of 1000 ℃, and the heat insulation layer is an effective heat barrier of ultrahigh-temperature heat flow and jet flame and a reliable protection device of personnel and facilities; the high-temperature resistant alloy has low heat conductivity coefficient, has good resistance to high-temperature impact, is inert to most chemicals, has good corrosion resistance to compounds at high temperature, corrosive minerals and weakly alkaline molten alloy, and can normally and continuously work under the conditions of high heat and strong radiation.

The wear-resistant layer 11 is made of wear-resistant rubber, so that the position of the cable touching the ground when the cable swings can be protected, the cable is prevented from being damaged in friction, and the wear resistance of the cable is ensured.

The utility model discloses a theory of operation is:

through the arrangement of the partition boards 2, the conducting wires 4 in the cables can be fixed between the two partition boards 2, the conducting wires 4 are prevented from being twisted and tangled in the swinging process, a certain degree of twisting resistance is provided, through the arrangement of the metal strips 6, the cable center has certain strength, the cables are guaranteed to keep straight lines in the process of being blown by wind, smooth transmission of electric energy is guaranteed, through the arrangement of the twisting resistance blocks 8 and the twisting resistance grooves 7, the twisting force can be conducted to the twisting resistance blocks 8 when the cables are twisted, the twisting resistance blocks 8 and the twisting resistance grooves 7 are clamped with each other, the twisting force is offset, the twisting resistance function is further realized, through the arrangement of the heat insulation layer 10, most external heat can be isolated from the cables, the conducting wires are prevented from being damaged due to overheating, the arrangement of the wear-resistant layer 11, the position of the cables which touches the ground when swinging can be protected, and the cables are prevented from being, the abrasion resistance of the cable is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wind power generation is with resistant distortion flexible cable, includes first insulating layer (1), its characterized in that, first insulating layer (1), the inner chamber of first insulating layer (1) is provided with filling layer (5), the both sides at first insulating layer (1) inner wall top all fixedly connected with baffle (2), be provided with wire (4) between two baffle (2), the surface of wire (4) is provided with second insulating layer (3), and the surface of second insulating layer (3) and the relative one side swing joint of two baffle (2), the bottom of the relative one side of two baffle (2) is provided with metal strip (6), the surface of first insulating layer (1) is provided with anti-torque groove (7), the inner wall joint of anti-torque groove (7) has anti-torque piece (8), the opposite side fixedly connected with inoxidizing coating (9) of anti-torque piece (8), the surface of the protective layer (9) is provided with a heat insulation layer (10), and the surface of the heat insulation layer (10) is provided with a wear-resistant layer (11).

2. The twist-resistant flexible cable for wind power generation according to claim 1, wherein the first insulating layer (1) and the second insulating layer (3) are made of silicone rubber.

3. The twist-resistant flexible cable for wind power generation according to claim 1, wherein the number of the separators (2) is six, the number of the wires (4) is three, and one wire (4) is disposed between each two sets of separators (2).

4. The twist-resistant flexible cable for wind power generation as claimed in claim 1, wherein the filling layer (5) is a special aramid fiber material.

5. The twist-resistant flexible cable for wind power generation as claimed in claim 1, wherein said protective layer (9) is of polyester type.

6. The twist-resistant flexible cable for wind power generation according to claim 1, characterized in that the insulation layer (10) is made of high silicon cotton.

7. The twist-resistant flexible cable for wind power generation as claimed in claim 1, wherein the abrasion resistant layer (11) is made of abrasion resistant rubber.