CN214505074U - Anti-ultraviolet water-blocking corrosion-resistant wind power cable - Google Patents
Anti-ultraviolet water-blocking corrosion-resistant wind power cable Download PDFInfo
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- CN214505074U CN214505074U CN202120925570.7U CN202120925570U CN214505074U CN 214505074 U CN214505074 U CN 214505074U CN 202120925570 U CN202120925570 U CN 202120925570U CN 214505074 U CN214505074 U CN 214505074U
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Abstract
The utility model discloses an anti ultraviolet corrosion-resistant wind-force cable that blocks water, this cable have composite bed structure, follow outmost inside crosslinked polyolefin layer and armor in proper order, are provided with the monomer wire in the armor, and it has the filler that blocks water to fill between the monomer wire, and the monomer wire has a metal core, has set gradually vertical waterproof winding covering, insulating layer and shielding layer at metal core's surface. In the wind power cable disclosed by the utility model, the tinning layer can prevent water molecules from directly contacting the surface of the conductor, so that an anti-oxidation effect is achieved, and the longitudinal water-blocking tape wraps the cable to perform longitudinal water-blocking protection, so that the inside of the cable is ensured to be dry; the insulating layer adopts HDPE high density crosslinked polyethylene as insulation, and insulating properties is good, and the cable possesses the ageing resistance function, and acid and alkali rainwater resistance ensures that the cable normally operates in various field environment of wind power generation facility.
Description
Technical Field
The utility model relates to a wind-force cable especially relates to an anti ultraviolet resists corrosion-resistant wind-force cable that blocks water.
Background
Due to the rapid development of global economy, scientific detection data show that the global temperature is on a rising trend in recent years, and the root cause of the rising trend is that human beings generate a large amount of carbon emission in the process of developing economy, wherein the consumed electric energy accounts for the largest part of the carbon emission ratio, so that the development of a large amount of clean energy is urgent, and wind power generation belongs to one kind of clean energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti ultraviolet resists corrosion-resistant wind-force cable that blocks water solves the shortcoming regret that prior art exists.
The utility model discloses a following technical scheme realizes:
the utility model provides an anti ultraviolet corrosion-resistant wind-force cable that blocks water, this cable have composite bed structure, from outermost inwards cross-linked polyolefin layer and armor in proper order, its characterized in that be provided with the monomer wire in the armor, it has the filler that blocks water to fill between the monomer wire, the monomer wire has a metal core the surface of metal core has set gradually vertically waterproof around covering, insulating layer and shielding layer.
Furthermore, the metal wire core is a tin-plated copper conductor.
Further, the insulating layer is an HDPE insulating layer.
Furthermore, the shielding layer is a tinned copper braided shielding layer.
Further, the armor layer is a stainless steel armor layer.
The utility model discloses the beneficial technological effect who possesses is: the tin coating layer blocks oxygen, prevents water molecules from directly contacting the surface of the conductor, plays a role in oxidation resistance and prolongs the service life of the conductor;
the surface of the conductor is wrapped by a longitudinal water-blocking tape to longitudinally block water for protecting the cable, if the end part of the water-blocking tape is in water, the water-blocking tape can expand to block the water from continuously permeating, so that the drying of the interior of the cable is ensured, and the breakdown damage to the insulating layer due to the electric field effect generated by the water inflow of the cable is prevented;
the insulating layer adopts HDPE high-density crosslinked polyethylene as insulation, so that the insulating layer has good insulating property and radial waterproof capability;
the tin-plated soft copper wires are woven outside the insulated cable cores of the single conductors to form a high-density shielding net, so that the cables are not interfered by external magnetic fields and crosstalk between phases when transmitting electric energy or types, and the transmission stability of the electric energy or signals is ensured;
in order to enhance the integral water-blocking and waterproof effect of the cable, the gaps between the single conductors are filled with water-blocking materials, a low-smoke halogen-free polyolefin material is used as an isolation sleeve, and a stainless steel wire armor layer is added outside the isolation sleeve to ensure the integral mechanical property of the cable; the last outer sheath layer is made of ultraviolet-resistant, acid-resistant, alkali-resistant and low-smoke halogen-free polyolefin material; the cable is anti-aging and acid and alkali resistant, and can be ensured to normally operate in various field environments of wind power generation facilities.
Drawings
Fig. 1 is the sectional structure schematic diagram of the wind power cable of the present invention.
Detailed Description
The following description of the embodiments will help the public to understand the present invention, but the specific embodiments given by the applicant should not be considered as limiting the technical solution of the present invention, and any changes in the definition of the components or technical features and/or in the form of the overall structure rather than substantial changes should be considered as the protection scope defined by the technical solution of the present invention.
Description of reference numerals: a tinned copper conductor 1, a longitudinal waterproof wrapping layer 2, an HDPE insulating layer 3, a tinned copper braided shielding layer 4, a water-blocking filler 5, a stainless steel wire armor layer 6 and a crosslinked polyolefin layer 7 (ultraviolet radiation resistance)
The ultraviolet-resistant, water-blocking and corrosion-resistant wind power cable shown in fig. 1 has a composite layer structure, a cross-linked polyolefin layer 7 and an armor layer are sequentially arranged from the outermost layer to the inside, monomer wires are arranged in the armor layer, a water-blocking filler 5 is filled between the monomer wires, the monomer wires are provided with a metal wire core, and a longitudinal waterproof wrapping layer 2, an insulating layer and a shielding layer are sequentially arranged on the outer surface of the metal wire core. In this embodiment, the metal core is a tin-plated copper conductor 1, the insulating layer is an HDPE insulating layer 3, the shielding layer is a tin-plated copper braided shielding layer 4, and the armor layer is a stainless steel wire armor layer 6.
The tinned copper conductor 1 is provided with a tinned layer, and the tinned copper conductor 1 has the functions of blocking oxygen and preventing water molecules from directly contacting the surface of the conductor, so that the anti-oxidation effect is achieved, and the service life of the conductor is prolonged;
the surface of the conductor is wrapped by a longitudinal waterproof tape to longitudinally prevent water from being blocked and protect the cable, if the end part of the water blocking tape is in water, the water blocking tape can expand to prevent water from continuously permeating, so that the drying of the interior of the cable is ensured, and the breakdown damage to the insulating layer due to the electric field effect generated by the water entering the cable is prevented;
the insulating layer adopts HDPE high-density crosslinked polyethylene as an insulating material, so that the insulating layer has good insulating property and radial waterproof capability; HDPE is high density polyethylene, either as a white powder or as a granular product. The material is nontoxic and odorless, the crystallinity is 80-90%, the softening point is 125-135 ℃, and the use temperature can reach 100 ℃; the hardness, tensile strength and creep property are better than those of low-density polyethylene; the wear resistance, the electrical insulation, the toughness and the cold resistance are good; the chemical stability is good, and the paint is insoluble in any organic solvent and resistant to corrosion of acid, alkali and various salts at room temperature.
The HDPE insulating layer 3 can be further improved: the HDPE insulating layer is divided into an inner insulating layer and an outer insulating layer, the inner insulating layer and the outer insulating layer are connected through a connecting column, the connecting column is independently arranged or integrally designed with the insulating layer, and the connecting column is in the shape of an annular column or a square column. Set up the insulating layer layering and be connected with the form of spliced pole, compromise flexibility and firmness, can fill the air between the two-layer insulating layer moreover, improve the insulating effect of whole insulating layer.
The outer layer of the HDPE insulating layer 3 is braided into a high-density tinned copper braided shielding layer 4 by adopting tinned soft copper wires, so that the cable is not interfered by an external magnetic field and crosstalk between phases when transmitting electric energy or types, and the transmission stability of the electric energy or signals is ensured;
further improvement can be made to the shielding net, add on tinned copper braided shield layer 4 and establish a layer of graphite alkene shielding net, graphite alkene shielding net's net shape is quadrangle or hexagon to edge at the shielding layer is provided with connecting portion, can conveniently be connected with other shielding nets, makes up into multiple shape. The improved shielding layer utilizes the good conductivity and structural characteristics of graphene, so that the shielding layer has the performances of high strength, high conductivity and high shielding efficiency, and the service life of the shielding net is long.
In order to enhance the integral water-blocking and waterproof effect of the cable, the gaps between the single conductors are filled with water-blocking materials, a low-smoke halogen-free polyolefin material is used as an isolation sleeve, and a stainless steel wire armor layer is added outside the isolation sleeve to ensure the integral mechanical property of the cable; the last outer sheath layer is made of ultraviolet-resistant, acid-resistant, alkali-resistant and low-smoke halogen-free polyolefin material; the cable is anti-aging and acid and alkali resistant, and can be ensured to normally operate in various field environments of wind power generation facilities.
Of course, the present invention can have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (5)
1. The utility model provides an anti ultraviolet corrosion-resistant wind-force cable that blocks water, this cable have composite bed structure, from outermost inwards cross-linked polyolefin layer and armor in proper order, its characterized in that be provided with the monomer wire in the armor, it has the filler that blocks water to fill between the monomer wire, the monomer wire has a metal core the surface of metal core has set gradually vertically waterproof around covering, insulating layer and shielding layer.
2. The ultraviolet-resistant water-blocking corrosion-resistant wind power cable according to claim 1, wherein the metal wire core is a tin-plated copper conductor.
3. The ultraviolet resistant, water blocking, and corrosion resistant wind power cable of claim 1 wherein the insulation layer is a HDPE insulation layer.
4. The ultraviolet resistant, water blocking, and corrosion resistant wind power cable of claim 1 wherein the shield is a tinned copper braided shield.
5. The ultraviolet-resistant, water-blocking, and corrosion-resistant wind power cable of claim 1 wherein the armor layer is a stainless steel armor layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925570.7U CN214505074U (en) | 2021-04-30 | 2021-04-30 | Anti-ultraviolet water-blocking corrosion-resistant wind power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925570.7U CN214505074U (en) | 2021-04-30 | 2021-04-30 | Anti-ultraviolet water-blocking corrosion-resistant wind power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214505074U true CN214505074U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120925570.7U Active CN214505074U (en) | 2021-04-30 | 2021-04-30 | Anti-ultraviolet water-blocking corrosion-resistant wind power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214505074U (en) |
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2021
- 2021-04-30 CN CN202120925570.7U patent/CN214505074U/en active Active
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