CN206003533U - 1kV low pressure waterproof and oilproof power cable - Google Patents
1kV low pressure waterproof and oilproof power cable Download PDFInfo
- Publication number
- CN206003533U CN206003533U CN201620973380.1U CN201620973380U CN206003533U CN 206003533 U CN206003533 U CN 206003533U CN 201620973380 U CN201620973380 U CN 201620973380U CN 206003533 U CN206003533 U CN 206003533U
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- CN
- China
- Prior art keywords
- cable
- layer
- core
- oilproof
- low pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
A kind of 1kV low pressure waterproof and oilproof power cable, is made up of core, cable outer layer, and cable outer layer is wrapped outside core；Core is made up of conductor and composite insulation layer, and composite insulation layer is wrapped on conductor；Cable outer layer is made up of the oversheath of waterstop, aluminium-plastic tape, the inner sheath of medium density polyethylene, armouring, high density polyethylene (HDPE) from inside to outside successively；Described composite insulation layer wrapped metal screen layer after from inside to outside successively by cross-linking type semiconductive conductor shield, crosslinked polyetylene insulated layer and cross-linking type semi-conductive insulation shield layer coextrusion mold is formed.The utility model is applied to 1kV low pressure waterproof and oilproof power cable, applies in technical fields such as river, the electric power transmissions of shallow water area, and cable is provided simultaneously with splendid oil preventing performance, can be equally used for oil resistant occasion.
Description
Technical field
The utility model is related to lv power cable applied technical field, especially provides a kind of 1kV low pressure waterproof and oilproof electricity
Power cable.
Background technology
Traditional cable forms the protective layer of cable using General Purpose Rubber after the PROCESS FOR TREATMENT such as over cure.Protective layer
Waterproof, oil resistant ability are weaker, it is impossible to meet under the complex job environment such as such as oil and use.
Utility model content
The utility model provides a kind of 1kV low pressure waterproof and oilproof power cable, for complexity such as river, shallow water area, oil fields
The electric power transmission of environment.
A kind of 1kV low pressure waterproof and oilproof power cable, is made up of core, cable outer layer, and cable outer layer is wrapped outside core；
Core is made up of conductor 1 and composite insulation layer, and composite insulation layer is wrapped on conductor 1；Cable outer layer is from inside to outside successively by hindering
Inner sheath 8 of the water with 6, aluminium-plastic tape 7, medium density polyethylene, the oversheath 10 of armouring 9, high density polyethylene (HDPE) constitute；
Described composite insulation layer passes through from inside to outside successively by cross-linking type semiconductive conductor shield 2, crosslinked polyethylene
After insulating barrier 3 and 4 coextrusion mold of cross-linking type semi-conductive insulation shield layer, wrapped metal screen layer 5 is formed；
Core quantity is that every cable arranges 3, and ground wire 12 is arranged in by aluminium-plastic tape 7, while per both threads core
Between arrange a ground wire 12；
The gasket for packing 11 of polypropylene tearing membrane material prolongs cable and is axially filled in inside waterstop 6, with core and waterstop 6
Fit tightly.
Described armouring 9 is specially galvanized steel strip and/or zinc-coated wire.Galvanized steel strip armouring be interior oversheath gap around
Double-bag galvanized steel strip；Zinc-coated wire armouring is wrapped one layer of zinc-coated wire with one heart.Cable increased electricity added with 9 structure of armouring
The mechanical strength of cable.Particularly steel wire armoured cable, can be used for having fall laying occasion.
The utility model is applied to 1kV low pressure waterproof and oilproof power cable, applies in river, electric power transmission of shallow water area etc.
Technical field, cable are provided simultaneously with splendid oil preventing performance, can be equally used for oil resistant occasion.
The utility model radial complex water-proof structure can be effectively prevented inside moisture immersion cable, and sheathed structure makes cable
Possesses the mechanical strength of radially longitudinal direction.Wire armoring possesses cable not limited Special geographical position by drop and lay spy
Point, the insulation of cable and restrictive coating are base material polymer material all using polyethylene, make cable possess high oil resistant characteristic.
In a word, the utility model increased resistance to strength capabilities on the basis of common power cable, so as to effectively extend cable
Service life, reduces the maintenance cost of cable.
The utility model is provided with ground wire, can pass through electric current rapidly when the accident such as fracture occurs in cable
Ground wire leads to the earth, at utmost reduces potential safety hazard.
The utility model employs the insulating barrier of crosslinked polyethylene material, with good heat resistance, improves cable
Performance, improve heat endurance.
Description of the drawings
The utility model is described in further detail with reference to Figure of description：
Fig. 1 is three core 1kV low pressure waterproof and oilproof power cable horizontal section schematic diagrams.
Specific embodiment
Reference numeral explanation：
1 conductor, 2 cross-linking type semiconductive conductor shields, 3 crosslinked polyetylene insulated layers, 4 cross-linking type semi-conductive insulation shield
Layer, 5 metal screen layers, 6 waterstops, 7 aluminium-plastic tapes, 8 inner sheaths, 9 armourings, 10 oversheaths, 11 gasket for packings, 12 ground wires.
Embodiment 1
The present embodiment provides a kind of 1kV low pressure waterproof and oilproof power cable, for the complexity ring such as river, shallow water area, oil field
The electric power transmission in border.
A kind of 1kV low pressure waterproof and oilproof power cable, is made up of core, cable outer layer, and cable outer layer is wrapped outside core；
Core is made up of conductor 1 and composite insulation layer, and composite insulation layer is wrapped on conductor 1；Cable outer layer is from inside to outside successively by hindering
Inner sheath 8 of the water with 6, aluminium-plastic tape 7, medium density polyethylene, the oversheath 10 of armouring 9, high density polyethylene (HDPE) constitute；
Described composite insulation layer passes through from inside to outside successively by cross-linking type semiconductive conductor shield 2, crosslinked polyethylene
After insulating barrier 3 and 4 coextrusion mold of cross-linking type semi-conductive insulation shield layer, wrapped metal screen layer 5 is formed；
Core quantity is that every cable arranges 3, and ground wire 12 is arranged in by aluminium-plastic tape 7, while per both threads core
Between arrange a ground wire 12；
The gasket for packing 11 of polypropylene tearing membrane material prolongs cable and is axially filled in inside waterstop 6, with core and waterstop 6
Fit tightly.
Described armouring 9 is specially galvanized steel strip and/or zinc-coated wire.Galvanized steel strip armouring be interior oversheath gap around
Double-bag galvanized steel strip；Zinc-coated wire armouring is wrapped one layer of zinc-coated wire with one heart.Cable increased electricity added with 9 structure of armouring
The mechanical strength of cable.Particularly steel wire armoured cable, can be used for having fall laying occasion.
The present embodiment is applied to 1kV low pressure waterproof and oilproof power cable, applies in skills such as river, the electric power transmissions of shallow water area
Art field, cable are provided simultaneously with splendid oil preventing performance, can be equally used for oil resistant occasion.
The present embodiment radial complex water-proof structure can be effectively prevented inside moisture immersion cable, and sheathed structure has cable
Mechanical strength for radially longitudinal direction.Wire armoring possesses cable not limited Special geographical position by drop and lay feature,
The insulation of cable and restrictive coating are base material polymer material all using polyethylene, make cable possess high oil resistant characteristic.Always
It, the present embodiment increased resistance to strength capabilities on the basis of common power cable, so as to effectively extend the use of cable
In the life-span, reduce the maintenance cost of cable.
The present embodiment is provided with ground wire, can be when the accident such as fracture occurs in cable, can be rapidly by electric current by connecing
Ground wire leads to the earth, at utmost reduces potential safety hazard.
The present embodiment employs the insulating barrier of crosslinked polyethylene material, with good heat resistance, improves cable
Performance, improves heat endurance.
Embodiment 2
The present embodiment is set to 5, every cable, remaining structure, embodiment and Expected Results except cable core quantity
Same as Example 1.
Embodiment 3
The present embodiment except armouring 9 is using in addition to two-layer galvanized steel copper strips structure, remaining structure, embodiment and Expected Results
Same as Example 1.
Embodiment 4
The present embodiment in addition to aluminium-plastic tape 7 is not provided with, remaining structure, embodiment and Expected Results and embodiment 1
Identical.
Embodiment 5
The present embodiment except using in addition to ordinary rubber material oversheath 10, remaining structure, embodiment and Expected Results with
Embodiment 1 is identical.
Above-described embodiment its object is to allow and be familiar with technique only for technology design of the present utility model and feature are described
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalence changes that is made according to the utility model Spirit Essence or modification, should all cover protection domain of the present utility model it
Interior.
Claims (2)
1. a kind of 1kV low pressure waterproof and oilproof power cable, it is characterised in that：Cable outer layer is wrapped outside core；Core is by conductor
（1）Constitute with composite insulation layer, composite insulation layer is wrapped in conductor（1）On；Cable outer layer is from inside to outside successively by waterstop
（6）, aluminium-plastic tape（7）, medium density polyethylene inner sheath（8）, armouring（9）, high density polyethylene (HDPE) oversheath（10）Group
Become；
Described composite insulation layer is from inside to outside successively by cross-linking type semiconductive conductor shield（2）, crosslinked polyetylene insulated layer
（3）With cross-linking type semi-conductive insulation shield layer（4）Wrapped metal screen layer after coextrusion mold（5）Formed；
Core quantity is that every cable arranges 3, ground wire（12）It is arranged in aluminium-plastic tape（7）Side, while per both threads core
Between arrange a ground wire（12）；
The gasket for packing of polypropylene tearing membrane material（11）Prolong cable and be axially filled in waterstop（6）Inside, with core and waterstop
（6）Fit tightly.
2. according to the 1kV low pressure waterproof and oilproof power cable described in claim 1, it is characterised in that：Described armouring（9）Specifically
For galvanized steel strip and/or zinc-coated wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973380.1U CN206003533U (en) | 2016-08-30 | 2016-08-30 | 1kV low pressure waterproof and oilproof power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973380.1U CN206003533U (en) | 2016-08-30 | 2016-08-30 | 1kV low pressure waterproof and oilproof power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206003533U true CN206003533U (en) | 2017-03-08 |
Family
ID=58195227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620973380.1U Expired - Fee Related CN206003533U (en) | 2016-08-30 | 2016-08-30 | 1kV low pressure waterproof and oilproof power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206003533U (en) |
-
2016
- 2016-08-30 CN CN201620973380.1U patent/CN206003533U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20210830 |