CN209843353U - Anti-corrosion and damp-proof medium-high voltage power cable for islands - Google Patents
Anti-corrosion and damp-proof medium-high voltage power cable for islands Download PDFInfo
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- CN209843353U CN209843353U CN201920638146.7U CN201920638146U CN209843353U CN 209843353 U CN209843353 U CN 209843353U CN 201920638146 U CN201920638146 U CN 201920638146U CN 209843353 U CN209843353 U CN 209843353U
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Abstract
The utility model discloses a sea island is with anticorrosive dampproofing medium and high voltage power cable, including the wearing layer, wearing layer inner wall fixedly connected with anticorrosive rubber layer, anticorrosive rubber layer inner wall fixedly connected with waterproof layer, the fire-retardant layer of waterproof layer inner wall fixedly connected with, fire-retardant layer inner wall fixedly connected with insulating layer, insulating layer inner wall fixedly connected with metallic shield, metallic shield inner wall fixedly connected with inner protective layer, inner protective layer inner wall fixedly connected with wire protective sheath, the inside parcel of wire protective sheath has wire, it has the filler to fill between wire protective sheath and the inner protective layer, be provided with the strengthening rib between the wire protective sheath, anticorrosive rubber layer outside scribbles anticorrosive coating, the utility model relates to a power cable technical field. The anti-corrosion and moisture-proof medium and high voltage power cable for the islands has the advantages of good anti-corrosion and moisture-proof effects, long service life and good wear resistance and torsion resistance.
Description
Technical Field
The utility model relates to a power cable technical field specifically is a sea island is with anticorrosive dampproofing medium and high voltage power cable.
Background
The power cable is used for transmitting and distributing electric energy, the power cable is often used in urban underground power network, power station leading-out line, power supply in industrial and mining enterprises and transmission line under the sea water in the river, in the power line, the proportion of the cable is increasing gradually, the power cable is a cable product used for transmitting and distributing high-power electric energy in the trunk line of the power system, including various voltage grades of 1-500KV and above, various insulated power cables, the power cable is used for transmitting and distributing large-function electric energy in the trunk line of the power system, the control cable directly transmits the electric energy from the power distribution point of the power system to the power supply connecting line of various electric equipment appliances, the rated voltage of the power cable is generally 0.6/1KV and above, the control cable is mainly 450/750V, when the power cable and the control cable with the same specification are produced, the insulation and sheath thickness of the power cable is thicker than the control cable. Because the environment on the island is complex, and the saline-alkali soil is more, no power cable specially used on the island exists at present, the common cable has poor waterproof and corrosion resistance, and the torsion resistance is not good.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a sea island is with anticorrosive dampproofing medium and high voltage power cable has solved because the environment is complicated on the sea island, and the saline and alkaline land is more, does not have the power cable who uses on being used for the sea island specially at present, and the waterproof corrosion resistance of ordinary cable is relatively poor to the antitorque ability is not fine problem yet.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an island is with anticorrosive dampproofing medium and high voltage power cable, includes the wearing layer, wearing layer inner wall fixedly connected with anticorrosive rubber layer, anticorrosive rubber layer inner wall fixedly connected with waterproof layer, the fire-retardant layer of waterproof layer inner wall fixedly connected with, fire-retardant layer inner wall fixedly connected with insulating layer, insulating layer inner wall fixedly connected with metallic shield, metallic shield inner wall fixedly connected with inner protective layer, inner protective layer inner wall fixedly connected with wire protective sheath, the inside parcel of wire protective sheath has the wire, it has the filler to fill between wire protective sheath and the inner protective layer, be provided with the strengthening rib between the wire protective sheath.
Preferably, the wear-resistant layer is made of a wear-resistant metal woven mesh, one half of the thickness of the wear-resistant layer is embedded into the anti-corrosion rubber layer, and the aperture of the wear-resistant layer is the same as the diameter of the metal wire used for weaving.
Preferably, the anticorrosive rubber layer is externally coated with an anticorrosive coating.
Preferably, the inner protection layer and the wire protection sleeve are made of the same material, and the wire protection sleeves are fixedly connected with each other.
Preferably, the filler is prepared by mixing and filling glass fiber and talcum powder.
Preferably, the metal shielding layer is a tinned copper wire braid.
(III) advantageous effects
The utility model provides an island is with anticorrosive dampproofing medium and high voltage power cable. The method has the following beneficial effects:
(1) this anticorrosive dampproofing medium and high voltage power cable for island, through wearing layer inner wall fixedly connected with anticorrosive rubber layer, anticorrosive rubber layer inner wall fixedly connected with waterproof layer, the wearing layer is made for wear-resisting metal mesh grid and imbeds the inside anticorrosive rubber layer with half of self thickness, the aperture of wearing layer is the same with the diameter of weaving used wire, anticorrosive rubber layer outside scribbles anticorrosive coating can strengthen anticorrosive ability with anticorrosive rubber layer cooperation to the outside is provided with wearing layer can protect anticorrosive coating, avoids anticorrosive coating at the in-process friction loss of installation and use, influences anticorrosive effect.
(2) This anticorrosive dampproofing medium-high voltage power cable for island through the fire-retardant layer of waterproof layer inner wall fixedly connected with, fire-retardant layer inner wall fixedly connected with insulating layer, insulating layer inner wall fixedly connected with metal shielding layer, metal shielding layer inner wall fixedly connected with inner protective layer, inner protective layer inner wall fixedly connected with wire protective sheath, the inside parcel of wire protective sheath has the wire, the material of inner protective layer and wire protective sheath is the same, equal fixed connection each other of wire protective sheath, wire protective sheath and inner protective sheath set up structure as an organic whole, have reached the purpose of the antitorque ability of reinforcing cable.
Drawings
FIG. 1 is a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic view of the longitudinal section structure of the present invention.
In the figure: 1 wear-resistant layer, 2 anticorrosive rubber layers, 3 waterproof layers, 4 flame retardant layers, 5 insulating layers, 6 metal shielding layers, 7 inner protective layers, 8 lead protective sleeves, 9 metal leads, 10 fillers and 11 reinforcing ribs.
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, the present invention provides a technical solution: the utility model provides an island is with anticorrosive dampproofing medium and high voltage power cable, including wearing layer 1, can protect inside anticorrosive coating, avoid it to be influenced by wearing and tearing in installation and the in-process of using and imitate the effect, 1 inner wall fixedly connected with anticorrosive rubber layer 2 of wearing layer, 2 inner wall fixedly connected with waterproof layer 3 of anticorrosive rubber layer, 3 inner wall fixedly connected with flame retardant coating 4 of waterproof layer, 4 inner wall fixedly connected with insulating layers 5 of flame retardant coating, 5 inner wall fixedly connected with metallic shield 6 of insulating layer, 6 inner wall fixedly connected with inner protective layer 7 of metallic shield, 7 inner wall fixedly connected with wire protective sheath 8 of inner protective layer, 8 inside parcel of wire protective sheath has wire 9, it has filler 10 to fill between wire protective sheath 8 and the inner protective layer 7, be provided with strengthening rib 11 between.
The wear-resistant layer 1 is made of a wear-resistant metal woven mesh, one half of the thickness of the wear-resistant layer 1 is embedded into the anti-corrosion rubber layer 2, and the aperture of the wear-resistant layer 1 is the same as the diameter of a metal wire used for weaving.
The outer part of the anti-corrosion rubber layer 2 is coated with an anti-corrosion coating.
The material of inner protective layer 7 and wire protective sheath 8 is the same, and equal fixed connection each other of wire protective sheath 8 can strengthen being connected between inside wire and the protective sheath, avoids wire and protection to take place the skew between arriving, can strengthen the antitorque ability of cable.
The filler 10 is prepared by mixing and filling glass fiber and talcum powder.
The metal shielding layer 6 is a tinned copper wire braid.
During the use, can block the anticorrosive coating on the anticorrosive rubber layer 2 of outside object friction at installation and in-process wearing layer 1 of using, anticorrosive coating on the anticorrosive rubber pad 2 can be with the corrosives separation in saline and alkaline land outside, avoids the corrosives to corrode cable inner structure, and when the cable received the torsional force, inner protective sheath 7 drove wire protective sheath 8 and inside wire 9 and twists reverse together, and the torsional force is undertaken jointly by inner protective sheath 7 and wire protective sheath 8 and inside wire 9.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (6)
1. The utility model provides an island is with anticorrosive dampproofing medium and high voltage power cable, includes wearing layer (1), its characterized in that: the anti-abrasion layer (1) inner wall fixedly connected with anti-corrosion rubber layer (2), anti-corrosion rubber layer (2) inner wall fixedly connected with waterproof layer (3), waterproof layer (3) inner wall fixedly connected with fire-retardant layer (4), fire-retardant layer (4) inner wall fixedly connected with insulating layer (5), insulating layer (5) inner wall fixedly connected with metallic shield (6), metallic shield (6) inner wall fixedly connected with inner protective layer (7), inner protective layer (7) inner wall fixedly connected with wire protective sheath (8), the inside parcel of wire protective sheath (8) has wire (9), it has filler (10) to fill between wire protective sheath (8) and inner protective layer (7), be provided with strengthening rib (11) between wire protective sheath (8).
2. The corrosion-resistant moisture-proof medium-high voltage power cable for islands according to claim 1, wherein: the wear-resistant layer (1) is made of a wear-resistant metal woven mesh, one half of the thickness of the wear-resistant layer (1) is embedded into the anti-corrosion rubber layer (2), and the aperture of the wear-resistant layer (1) is the same as the diameter of metal wires used for weaving.
3. The corrosion-resistant moisture-proof medium-high voltage power cable for islands according to claim 1, wherein: and an anti-corrosion coating is coated outside the anti-corrosion rubber layer (2).
4. The corrosion-resistant moisture-proof medium-high voltage power cable for islands according to claim 1, wherein: the inner protection layer (7) and the lead protection sleeve (8) are made of the same material, and the lead protection sleeve (8) are fixedly connected with each other.
5. The corrosion-resistant moisture-proof medium-high voltage power cable for islands according to claim 1, wherein: the filler (10) is prepared by mixing and filling glass fiber and talcum powder.
6. The corrosion-resistant moisture-proof medium-high voltage power cable for islands according to claim 1, wherein: the metal shielding layer (6) is a tinned copper wire braid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638146.7U CN209843353U (en) | 2019-05-06 | 2019-05-06 | Anti-corrosion and damp-proof medium-high voltage power cable for islands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638146.7U CN209843353U (en) | 2019-05-06 | 2019-05-06 | Anti-corrosion and damp-proof medium-high voltage power cable for islands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209843353U true CN209843353U (en) | 2019-12-24 |
Family
ID=68915519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920638146.7U Expired - Fee Related CN209843353U (en) | 2019-05-06 | 2019-05-06 | Anti-corrosion and damp-proof medium-high voltage power cable for islands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209843353U (en) |
-
2019
- 2019-05-06 CN CN201920638146.7U patent/CN209843353U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |