CN213459140U - Crosslinked polyethylene insulated power cable - Google Patents
Crosslinked polyethylene insulated power cable Download PDFInfo
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- CN213459140U CN213459140U CN202022413126.5U CN202022413126U CN213459140U CN 213459140 U CN213459140 U CN 213459140U CN 202022413126 U CN202022413126 U CN 202022413126U CN 213459140 U CN213459140 U CN 213459140U
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Abstract
The utility model discloses a crosslinked polyethylene insulated power cable relates to power cable technical field, specifically is a crosslinked polyethylene insulated power cable, including the wire, the water barrier has been cup jointed to the surface of wire, the surface parcel of water barrier has the filling layer, the surface of filling layer is provided with the inner protective layer, the surface of inner protective layer is provided with the heat preservation. This insulating power cable of crosslinked polyethylene, through the setting of inner protective layer, insulating layer and outer protective layer, make this insulating power cable of crosslinked polyethylene possess the effect that improves the security performance, through the cooperation setting of inner protective layer, insulating layer and outer protective layer, the in-process that uses is through the setting of inner protective layer and outer protective layer, has improved the intensity of cable, through the insulating layer, has improved the security of using to play the effect that improves the security performance, reached the purpose that improves the security performance.
Description
Technical Field
The utility model relates to a power cable technical field specifically is an insulating power cable of crosslinked polyethylene.
Background
The cross-linked polyethylene insulated cable is a cable suitable for the field of power distribution networks and the like, and has the advantages that a PVC insulated cable cannot achieve. It has simple structure, light weight, high heat resistance, high load capacity, no smelting, high chemical corrosion resistance and high mechanical strength. With the development of economy and the advancement of technology, the demands of human beings on communication and power supply are increasing, and cables need to be laid in many places. The power cable in the cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, industrial and mining power supply transmission lines, power station outgoing lines and the like.
The utility model discloses a crosslinked polyethylene insulated power cable who discloses in chinese utility model patent application publication specification CN 210271897U, although this utility model is effectual shields external electromagnetic interference, this utility model's security performance is poor, and this utility model's poor stability leads to life to subtract the weak point moreover, and this utility model has the shortcoming of security performance difference and poor stability.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an insulating power cable of crosslinked polyethylene has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a crosslinked polyethylene insulated power cable, includes the wire, the water barrier has been cup jointed to the surface of wire, the surface parcel of water barrier has the filling layer, the surface of filling layer is provided with the inner protective layer, the surface of inner protective layer is provided with the heat preservation, the surface of heat preservation is provided with the anticorrosive coating, the surface of anticorrosive coating is provided with the insulating layer, the surface of insulating layer is provided with the outer protective layer.
Optionally, the number of the wires is four, the four wires are arranged in an annular array, and the water-resisting layer is made of water-absorbent resin.
Optionally, the filling layer is made of glass fiber cloth, and the inner protection layer is made of ethylene-vinyl acetate copolymer.
Optionally, the insulating layer is made of asbestos fibers, and the anticorrosive layer is made of epoxy resin paint.
Optionally, the insulating layer is made of polyethylene, and the outer protective layer is made of halogen-free flame-retardant high-density polyethylene.
Optionally, the inner protection layer, the insulation layer and the corrosion-resistant layer are bonded through an adhesive, and the filling layer is bonded with the water-resisting layer through an adhesive.
(III) advantageous effects
The utility model provides an insulating power cable of crosslinked polyethylene possesses following beneficial effect:
1. this insulating power cable of crosslinked polyethylene, through the setting of inner protective layer, insulating layer and outer protective layer, make this insulating power cable of crosslinked polyethylene possess the effect that improves the security performance, through the cooperation setting of inner protective layer, insulating layer and outer protective layer, the in-process that uses is through the setting of inner protective layer and outer protective layer, has improved the intensity of cable, through the insulating layer, has improved the security of using to play the effect that improves the security performance, reached the purpose that improves the security performance.
2. This insulating power cable of crosslinked polyethylene, through the water barrier, the filling layer, the setting of heat preservation and anticorrosive coating, make this insulating power cable of crosslinked polyethylene possess the effect that improves cable stability, through the water barrier, the filling layer, the cooperation setting of heat preservation and anticorrosive coating, the in-process that uses makes the rigidity of wire through the filling layer, prevent through the water barrier that water from getting into inside the cable, the heat preservation avoids the cable to damage because of the chilly reason of weather, the anticorrosive coating prevents that the cable from being corroded, the life of cable has been improved, thereby the effect of stability improvement has been played, the purpose of stability improvement has been reached.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a schematic structural diagram of a front view section of the present invention.
In the figure: 1. a wire; 2. a water barrier layer; 3. a filling layer; 4. an inner protective layer; 5. a heat-insulating layer; 6. an anticorrosive layer; 7. an insulating layer; 8. and an outer protective 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.
Referring to fig. 1 to 4, the present invention provides a technical solution: a crosslinked polyethylene insulated power cable comprises four wires 1, wherein the four wires 1 are arranged in an annular array, the waterproof layer 2 is made of water-absorbent resin, the waterproof layer 2 is sleeved on the outer surface of each wire 1, the waterproof layer 2, the filling layer 3, the heat-insulating layer 5 and the anti-corrosion layer 6 are arranged, so that the crosslinked polyethylene insulated power cable has the effect of improving the stability of the cable, the waterproof layer 2, the filling layer 3, the heat-insulating layer 5 and the anti-corrosion layer 6 are matched, the wires 1 are fixed in position through the filling layer 3 in the use process, the waterproof layer 2 prevents water from entering the cable, the heat-insulating layer 5 prevents the cable from being damaged due to cold weather, the anti-corrosion layer 6 prevents the cable from being corroded, the service life of the cable is prolonged, the effect of improving the stability is achieved, and the purpose of improving the stability is achieved, the outer surface of the waterproof layer 2 is wrapped by the filling layer 3, the filling layer 3 is made of glass fiber cloth, the inner protective layer 4 is made of ethylene-vinyl acetate copolymer, the inner protective layer 4 is arranged on the outer surface of the filling layer 3, the strength of the cable is improved by the arrangement of the inner protective layer 4, the insulating layer 7 and the outer protective layer 8 through the arrangement of the inner protective layer 4, the insulating layer 7 and the outer protective layer 8 in the using process, the using safety is improved through the insulating layer 7, so that the effect of improving the safety performance is achieved, the purpose of improving the safety performance is achieved, the inner protective layer 4, the heat preservation layer 5 and the anticorrosive layer 6 are bonded through an adhesive, the filling layer 3 is bonded with the waterproof layer 2 through the adhesive, the surface of inner protective layer 4 is provided with heat preservation 5, and the material of heat preservation 5 is asbestos fibre, and the material of anticorrosive coating 6 is epoxy coating, and the surface of heat preservation 5 is provided with anticorrosive coating 6, and the surface of anticorrosive coating 6 is provided with insulating layer 7, and the material of insulating layer 7 is polyethylene, and the material of outer protective layer 8 is for there being not steamed fire-retardant high density polyethylene, and the surface of insulating layer 7 is provided with outer protective layer 8.
During the use, get up the cable protection through setting up of outer protective layer 8, insulating layer 7 improves the security that the cable used, and inner protective layer 4 has improved the intensity of cable, and filling layer 3 makes the rigidity of wire 1, prevents through water barrier 2 that water from getting into the cable inside, and heat preservation 5 avoids the cable to damage because of the chilly reason of weather, and anticorrosive coating 6 prevents that the cable from being corroded, has improved the life of cable.
To sum up, the utility model has the advantages that the cross-linked polyethylene insulated power cable has the effect of improving the safety performance through the arrangement of the inner protective layer 4, the insulating layer 7 and the outer protective layer 8, the strength of the cable is improved through the arrangement of the inner protective layer 4 and the outer protective layer 8 in the using process through the matching arrangement of the inner protective layer 4, the insulating layer 7 and the outer protective layer 8, the using safety is improved through the insulating layer 7, thereby the safety performance is improved, the purpose of improving the safety performance is achieved, the cross-linked polyethylene insulated power cable has the effect of improving the stability of the cable through the arrangement of the water barrier layer 2, the filling layer 3, the heat preservation layer 5 and the anticorrosive layer 6, the position of the conducting wire 1 is fixed through the filling layer 3 in the using process, inside preventing through water barrier 2 that water from getting into the cable, heat preservation 5 avoids the cable to damage because of the chilly reason of weather, and anticorrosive coating 6 prevents that the cable from being corroded, has improved the life of cable to play the effect that improves stability, reached the purpose that improves stability.
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 (6)
1. A crosslinked polyethylene insulated power cable comprising a conductor (1), characterized in that: the outer surface of wire (1) has cup jointed water barrier (2), the surface parcel of water barrier (2) has filling layer (3), the surface of filling layer (3) is provided with inner protective layer (4), the surface of inner protective layer (4) is provided with heat preservation (5), the surface of heat preservation (5) is provided with anticorrosive coating (6), the surface of anticorrosive coating (6) is provided with insulating layer (7), the surface of insulating layer (7) is provided with outer protective layer (8).
2. A crosslinked polyethylene insulated power cable according to claim 1, characterized in that: the number of the leads (1) is four, the four leads (1) are arranged in an annular array, and the waterproof layer (2) is made of water-absorbent resin.
3. A crosslinked polyethylene insulated power cable according to claim 1, characterized in that: the material of the filling layer (3) is glass fiber cloth, and the material of the inner protection layer (4) is ethylene-vinyl acetate copolymer.
4. A crosslinked polyethylene insulated power cable according to claim 1, characterized in that: the heat-insulating layer (5) is made of asbestos fibers, and the anticorrosive layer (6) is made of epoxy resin paint.
5. A crosslinked polyethylene insulated power cable according to claim 1, characterized in that: the insulating layer (7) is made of polyethylene, and the outer protective layer (8) is made of halogen-free flame-retardant high-density polyethylene.
6. A crosslinked polyethylene insulated power cable according to claim 1, characterized in that: the inner protection layer (4), the heat preservation layer (5) and the anticorrosive layer (6) are bonded through an adhesive, and the filling layer (3) is bonded with the waterproof layer (2) through the adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022413126.5U CN213459140U (en) | 2020-10-27 | 2020-10-27 | Crosslinked polyethylene insulated power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022413126.5U CN213459140U (en) | 2020-10-27 | 2020-10-27 | Crosslinked polyethylene insulated power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213459140U true CN213459140U (en) | 2021-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022413126.5U Active CN213459140U (en) | 2020-10-27 | 2020-10-27 | Crosslinked polyethylene insulated power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213459140U (en) |
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2020
- 2020-10-27 CN CN202022413126.5U patent/CN213459140U/en active Active
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