CN208622498U - The crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV - Google Patents
The crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV Download PDFInfo
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- CN208622498U CN208622498U CN201821284690.8U CN201821284690U CN208622498U CN 208622498 U CN208622498 U CN 208622498U CN 201821284690 U CN201821284690 U CN 201821284690U CN 208622498 U CN208622498 U CN 208622498U
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- layer
- optical fiber
- fiber composite
- submarine cable
- polyetylene insulated
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Abstract
The utility model discloses a kind of crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV, including water-blocking conductor, wrapped conductor shield, extrude conductor shield, insulating layer, insulation screen, semi-conductive buffer water blocking layer, metal screen layer, split-phase sheath, light unit, filled layer, twining package tape, inner cushion layer, armor and serving.A kind of crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of voltage 220kV of the utility model solves the bottleneck of large capacity wind turbine power generation transmission, solve large capacity high voltage island transmission of electricity problem, the weight of the product mitigated significantly, various weight problems such as transport, installation are solved, there is significant social value and economic value.
Description
Technical field
The utility model relates to submarine cable manufacturing technology field, in particular to voltage rating 220kV crosslinked polyethylene is exhausted
The light-duty exchange optical fiber composite submarine cable of edge.
Background technique
With the fast development of China's marine economy, offshore wind farm, offshore oil platform development activities are increasingly enhanced, original
Conventional structure design sea cable cannot meet the needs；The light-duty exchange optical fiber composite submarine cable of design of crosslinked polyethylene insulation becomes
Inexorable trend.
Island interconnection cable or wind power plant confluence cable use the crosslinked polyetylene insulated submarine cable of 220kV, often
Rule sea cable insulation thickness, lead sheath, lead set outdoor non-metal jacket thickness are big, and the size and weight of product are big, increase raw material
Cost increases the difficulty of manufacture, meanwhile, also at deep-sea, laying is subject to certain restrictions for the sea cable application of ordinary construction.
Utility model content
Purpose of utility model: purpose of the utility model is to solve deficiencies in the prior art, provide a kind of 220kV
Crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable, it is structurally reasonable safe and reliable, sea cable insulation thickness, lead sheath,
Lead set outdoor non-metal jacket thickness is moderate, is useful in the light-duty crosslinked polyetylene insulated seabed electricity of voltage levels, the one kind at deep-sea
Cable.
A kind of technical solution: crosslinked polyetylene insulated light-duty exchange optical fiber compounding sea bottom 220kV described in the utility model
Cable, including water-blocking conductor, wrapped conductor shield, extrude conductor shield, insulating layer, insulation screen, semi-conductive buffer
Water blocking layer, metal screen layer, split-phase sheath, light unit, filled layer, twining package tape, inner cushion layer, armor and serving, the resistance
Water conductor, wrapped conductor shield extrude conductor shield, insulating layer, insulation screen, semi-conductive buffer water blocking layer, metal
Shielded layer, split-phase sheath constitute cable core structure；Wrapped conductor shield is provided with outside water-blocking conductor, in wrapped conductor shield
It is externally provided with and extrudes conductor shield, be externally provided with insulating layer extruding conductor shield, insulation screen is provided with outside insulating layer,
It is provided with semi-conductive buffer water blocking layer outside insulation screen, metal screen layer is set outside semi-conductive buffer water blocking layer, in gold
Belong to and is provided with split-phase sheath outside shielded layer；Gap is twisted in cable core and is equipped with filled layer and light unit, is equipped with twining package tape after stranding,
It is provided with inner cushion layer outside twining package tape, armor is equipped in inner cushion layer peripheral hardware, serving is provided with outside armor；The insulating layer
With a thickness of 20-22mm.
Further, the water-blocking conductor use annealing copper conductor, tinned copper conductor, aluminium conductor, aluminium alloy conductor block water
Conductor has the function of longitudinal water-blocking.
Further, the wrapped conductor shield is made of wrapped semi-conductive tape.
Further, described to extrude conductor shield and be made of extruding ultra-smooth semiconductive shieldin material.
Further, the insulating layer is uniformly extruded on conductor shield using ultra-clean cross-linking polyethylene materials.
Further, the insulating layer with a thickness of 21mm.
Further, the metal screen layer is formed using alloy lead.
Further, the metal screen layer with a thickness of 2.7-3.3mm.
Further, the metal screen layer is with a thickness of 3.0mm.
Further, the split-phase sheath is as radial protection layer, using polyethylene, pvc material or semiconductive
Polyethylene is directly extruded as radial protection.
Further, the split-phase sheath with a thickness of 2.7-3.3mm.
Further, the split-phase covering thickness is 3.0mm.
The utility model has the advantages that the beneficial effects of the utility model are as follows:
(1) structurally reasonable safe and reliable, it is useful in the light-duty crosslinked polyetylene insulated seabed of one kind of voltage levels, deep-sea
Cable；
(2) rated voltage for cable 220kV, nominal section 1600mm2Sea cable design is light and handy, and sea cable insulation thickness is 20-
22mm, optimal is 21mm, and for lead sheath with a thickness of 2.7-3.3mm, optimal is 3.0mm, lead set oversheath with a thickness of 2.7-3.3mm,
Optimal is 3.0mm, and index is lower than concerned countries standard requirements；
(3) it using wrapped conductor shield and the conductor shielding structure that conductor shield combines is extruded, improves to leading
The guard shield performance of body；
(4) cable solves the bottleneck of large capacity wind turbine power generation transmission, solves large capacity high voltage island transmission of electricity problem, greatly
The weight of the product mitigated greatly solves various weight problems such as transport, installation, has saved resource, reduced costs, had
Significant social value and economic value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model sea cable one embodiment.
Specific embodiment
Technical solution of the present invention is described in further detail combined with specific embodiments below.
Embodiment 1
As shown in Figure 1, a kind of crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV, including block water and lead
Body 1, wrapped conductor shield 2 extrude conductor shield 3, insulating layer 4, insulation screen 5, semi-conductive buffer water blocking layer 6, gold
Belong to shielded layer 7, split-phase sheath 8, light unit 9, filled layer 10, twining package tape 11, inner cushion layer 12, armor 13 and serving 14, institute
It states water-blocking conductor 1, wrapped conductor shield 2, extrude conductor shield 3, insulating layer 4, insulation screen 5, semi-conductive buffer resistance
Water layer 6, metal screen layer 7, split-phase sheath 8 constitute cable core structure；Wrapped conductor shield 2 is provided with outside water-blocking conductor 1,
Wrapped conductor shield 2, which is externally provided with, extrudes conductor shield 3, insulating layer 4 is externally provided with extruding conductor shield 3, in insulating layer 4
It is provided with insulation screen 5 outside, semi-conductive buffer water blocking layer 6 is provided with outside insulation screen 5, in semi-conductive buffer water blocking layer
Metal screen layer 7 is set outside 6, split-phase sheath 8 is provided with outside metal screen layer 7；Gap is twisted equipped with filled layer 10 in cable core
With light unit 9, it is equipped with twining package tape 11 after stranding, inner cushion layer 12 is provided with outside twining package tape 11, is provided with armour outside inner cushion layer 12
Layer 13 is filled, serving 14 is provided with outside armor 13.
In the present embodiment, the quantity of cable core at least uses one, it is preferred to use three.
In the present embodiment, the use of the water-blocking conductor 1 annealing copper conductor, tinned copper conductor, aluminium conductor, aluminium alloy conductor,
Water-blocking conductor 1 has the function of longitudinal water-blocking.
In the present embodiment, wrapped conductor shield is made of wrapped semi-conductive tape.
It is described to extrude conductor shield and be made of extruding ultra-smooth semiconductive shieldin material in the present embodiment.
In the present embodiment, the insulating layer 4 is uniformly extruded in conductor shield using ultra-clean cross-linking polyethylene materials
On；The insulating layer 4 with a thickness of 20-22mm, preferably 21mm, the reduction of 4 thickness of insulating layer, the weight of the product mitigated significantly
Amount solves various weight problems such as transport, installation.
In the present embodiment, insulation screen 5 is directly extruded on the insulating layer using ultra-smooth semiconductive shieldin material.
In the present embodiment, semi-conductive buffer water blocking layer 6 uses semiconductor waterstop, can also be with copper wire, copper strips and waterstop
Around insulating exterior.
In the present embodiment, the metal screen layer 7 is formed using alloy lead, and with a thickness of 2.7-3.3mm, preferred thickness is
3.0mm, the weight for the product that the reduction of thickness mitigates significantly solve various weight problems such as transport, installation.
In the present embodiment, the split-phase sheath 8 is used as radial protection layer, using polyethylene, pvc material or half
Conductive polyethylene is directly extruded as radial protection, and with a thickness of 2.7-3.3mm, preferred thickness 3.0mm, the reduction of thickness is significantly
The weight of the product of mitigation solves various weight problems such as transport, installation.
In the present embodiment, the inner cushion layer 12 uses polypropylene, polyethylene, the materials such as polyvinyl chloride, winding or straight
It connects and extrudes.
In the present embodiment, the armor 13 uses zinc-coated wire, copper wire, and the other materials such as stainless steel wire are wrapped in interior
On bed course.
In the present embodiment, the serving 14 uses polypropylene, polyethylene, the materials such as polyvinyl chloride winding or direct
It extrudes.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation be not intended to limit the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV, it is characterised in that: including water-blocking conductor
(1), wrapped conductor shield (2), extrude conductor shield (3), insulating layer (4), insulation screen (5), semi-conductive buffer resistance
Water layer (6), metal screen layer (7), split-phase sheath (8), light unit (9), filled layer (10), twining package tape (11), inner cushion layer (12),
Armor (13) and serving (14), the water-blocking conductor (1), wrapped conductor shield (2) extrude conductor shield (3), are exhausted
Edge layer (4), insulation screen (5), semi-conductive buffer water blocking layer (6), metal screen layer (7), split-phase sheath (8) constitute cable core knot
Structure；Wrapped conductor shield (2) are provided with outside water-blocking conductor (1), is externally provided in wrapped conductor shield (2) and extrudes conductor screen
Layer (3) are covered, are externally provided with insulating layer (4) extruding conductor shield (3), are provided with insulation screen (5) outside insulating layer (4),
Semi-conductive buffer water blocking layer (6) are provided with outside insulation screen (5), metal screen is set outside in semi-conductive buffer water blocking layer (6)
Layer (7) are covered, are provided with split-phase sheath (8) outside metal screen layer (7)；Gap is twisted equipped with filled layer (10) He Guangdan in cable core
First (9) are equipped with twining package tape (11) after stranding, are provided with inner cushion layer (12) outside twining package tape (11), are arranged outside in inner cushion layer (12)
There are armor (13), is provided with serving (14) outside armor (13)；The insulating layer (4) with a thickness of 20-22mm.
2. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the wrapped conductor shield (2) is made of wrapped semi-conductive tape.
3. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: described to extrude conductor shield (3) and be made of extruding ultra-smooth semiconductive shieldin material.
4. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the insulating layer (4) with a thickness of 21mm.
5. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the metal screen layer (7) is formed using alloy lead.
6. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the metal screen layer (7) with a thickness of 2.7-3.3mm.
7. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the metal screen layer (7) is with a thickness of 3.0mm.
8. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the split-phase sheath (8) is used as radial protection layer, using polyethylene, pvc material or semiconductive polyethylene
Directly extrude as radial protection.
9. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1, special
Sign is: the split-phase sheath (8) with a thickness of 2.7-3.3mm.
10. the crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of a kind of 220kV according to claim 1,
Be characterized in that: the split-phase sheath (8) is with a thickness of 3.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284690.8U CN208622498U (en) | 2018-08-10 | 2018-08-10 | The crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284690.8U CN208622498U (en) | 2018-08-10 | 2018-08-10 | The crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208622498U true CN208622498U (en) | 2019-03-19 |
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ID=65715064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821284690.8U Active CN208622498U (en) | 2018-08-10 | 2018-08-10 | The crosslinked polyetylene insulated light-duty exchange optical fiber composite submarine cable of 220kV |
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| CN (1) | CN208622498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227212A1 (en) * | 2020-05-14 | 2021-11-18 | 中天科技海缆股份有限公司 | Multi-core direct-current submarine cable and method for producing same |
-
2018
- 2018-08-10 CN CN201821284690.8U patent/CN208622498U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227212A1 (en) * | 2020-05-14 | 2021-11-18 | 中天科技海缆股份有限公司 | Multi-core direct-current submarine cable and method for producing same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: Zhongtian Technology submarine cable Co.,Ltd. Address before: 226000 No. 1 Xin Kai Nan Road, Nantong economic and Technological Development Zone, Jiangsu Patentee before: ZHONGTIAN TECHNOLOGIES SUBMARINE CABLE Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230221 Address after: Room 607, east side, 6th floor, Wulian Building, Dafeng Port, Dafeng District, Yancheng City, Jiangsu Province, 224000 Patentee after: Zhongtian Dafeng Submarine Cable Co.,Ltd. Address before: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee before: Zhongtian Technology submarine cable Co.,Ltd. |
|
| TR01 | Transfer of patent right |