CN204143910U - A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable - Google Patents
A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable Download PDFInfo
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- CN204143910U CN204143910U CN201420470607.1U CN201420470607U CN204143910U CN 204143910 U CN204143910 U CN 204143910U CN 201420470607 U CN201420470607 U CN 201420470607U CN 204143910 U CN204143910 U CN 204143910U
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Abstract
The utility model discloses a kind of environment-friendly type water resistant and set crosslinked polyetylene insulated optical fiber composite submarine cable, comprise into cable core, be coated on into the brass band outside cable core successively, inner covering, armour and serving, described one-tenth cable core comprises the insulated wire cores that three are coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer successively, the outside that every root is coated with the insulated wire cores of longitudinal water-blocking layer and comprehensive radial resistivity water layer contacts with adjacent two insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer respectively, and three insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer are coated with stranding band, packed layer is filled with between stranding band and comprehensive radial resistivity water layer, optical cable unit is provided with in packed layer.By the way, the generation that the utility model can suppress water to be set effectively, prevents the microbes such as shipworm to the erosion of cable, improves the useful life of cable, has the advantages such as environmental protection, lightweight, cost is low, technique is simple simultaneously.
Description
Technical field
The utility model relates to power cable field, particularly relates to a kind of environment-friendly type water resistant and sets crosslinked polyetylene insulated optical fiber composite submarine cable.
Background technology
The domestic producer that can produce extra large cable few at present, and all adopt lead sheath as the radial resistivity water layer of cable.Why sea cable metal sheath layer adopts lead sheath to also have another one major reason to be exactly that it has compared with the better corrosion resistance of other metals, is more suitable for long-time running under environments such as subsea.But in fact use lead sheath also to have shortcomings.First, in extra large cable structure, especially three core sea cables, plumbous large usage quantity, but the reserves of lead in the earth's crust are less, resource shortage, and be the requisite strategic resource of national defence and atomic energy industry; Secondly, lead belongs to heavy metal, is noxious substance, to environment, also can be harmful to the health of people in production; Again, plumbous density is large, makes cable heavy, makes troubles to manufacture, transport and installation.In addition, lead has creep properties.Can be out of shape in time under very little active force, this is extremely harmful to the normal operation of cable.The selection of obvious submarine cable metallic sheath, is particularly used in the cable under the fresh water such as rivers, lake water, non-heavy corrosion environment for some, adopts lead sheath to be no longer the most rational.Extra large cable design much external at present, also tends to not use plumbous cover.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of environment-friendly type water resistant and sets crosslinked polyetylene insulated optical fiber composite submarine cable, the generation that can effectively suppress water to be set, prevent the microbes such as shipworm to the erosion of cable, improve the useful life of cable, there is the advantages such as environmental protection, lightweight, cost is low, technique is simple simultaneously.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of environment-friendly type water resistant to set crosslinked polyetylene insulated optical fiber composite submarine cable, described submarine cable is 35KV and three following core submarine cables, it comprises into cable core, be coated on the brass band outside described one-tenth cable core successively, inner covering, armour and serving, described one-tenth cable core comprises the insulated wire cores that three are coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer successively, the outside being coated with the insulated wire cores of longitudinal water-blocking layer and comprehensive radial resistivity water layer described in every root contacts with adjacent two insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer respectively, and described three insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer are coated with stranding band, packed layer is filled with between described stranding band and described comprehensive radial resistivity water layer, optical cable unit is provided with in described packed layer.
In the utility model preferred embodiment, described insulated wire cores comprises from the inner to the outer successively: water-blocking conductor, be coated on described water-blocking conductor outer surface conductor shield, be coated on the insulating barrier of described conductor shield outer surface and be coated on the insulation screen of described insulating barrier outer surface, described insulating barrier is that water resistant sets crosslinked polyetylene insulated layer.
In the utility model preferred embodiment, described water-blocking conductor forms by some layers of electrician's copper is stranded, and longitudinally puts up bag one deck semiconductor waterstop between every layer of electrician's copper.
In the utility model preferred embodiment, described conductor shield is cross-linking type conductor shield.
In the utility model preferred embodiment, described insulation screen is cross-linking type insulation screen.
In the utility model preferred embodiment, described longitudinal water-blocking layer is semiconductor waterstop.
In the utility model preferred embodiment, described comprehensive radial resistivity water layer is that compound copper-plastics band is indulged bag and added pe sheath.
In the utility model preferred embodiment, described packed layer is polypropylene gasket for packing.
In the utility model preferred embodiment, described inner covering and described serving are by pitch and the netted split fibre composition of polypropylene.
In the utility model preferred embodiment, described armour is zinc-coated wire armour.
The beneficial effects of the utility model are:
1, insulating barrier adopts import water resistant tree cross-linked polyethylene insulating material, and can suppress to insulate mainly punctures one of factor---and the generation of water tree, even if cable is used in underwater environment, still can ensure the useful life of cable.
2, adopt compound copper-plastics band to indulge bag and add pe sheath as comprehensive radial resistivity water layer, compound copper-plastics band can carry certain short circuit current, has the advantages such as environmental protection, lightweight, cost is low, technique is simple simultaneously.
3, become the outer wrapped one deck brass band of cable core, can effectively prevent the microbes such as shipworm to the erosion of cable.
This cable design does not use plumbous cover, can save national scarce resource, reduces environmental pollution, reduces production process, raises the efficiency, and reduces production cost, and cable weight is light, is convenient to the production of extra large cable, transport and installation.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram that a kind of environment-friendly type of the utility model water resistant sets the preferred embodiment of crosslinked polyetylene insulated optical fiber composite submarine cable one;
In accompanying drawing, the mark of each parts is as follows: 1, water-blocking conductor, and 2, conductor shield, 3, insulating barrier, 4, insulation screen, 5, longitudinal water-blocking layer, 6, compound copper-plastics band, 7, pe sheath, 8, stranding band, 9, brass band, 10, inner covering, 11, armour, 12, serving, 13, packed layer, 14, optical cable unit.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
Refer to Fig. 1, the utility model embodiment comprises:
A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable, described submarine cable is 35KV and three following core submarine cables, it comprises into cable core, be coated on the brass band 9 outside described one-tenth cable core successively, inner covering 10, armour 11 and serving 12, described one-tenth cable core comprises the insulated wire cores that three are coated with longitudinal water-blocking layer 5 and comprehensive radial resistivity water layer successively, the outside being coated with the insulated wire cores of longitudinal water-blocking layer 5 and comprehensive radial resistivity water layer described in every root contacts with adjacent two insulated wire cores being coated with longitudinal water-blocking layer 5 and comprehensive radial resistivity water layer respectively, and described three insulated wire cores being coated with longitudinal water-blocking layer 5 and comprehensive radial resistivity water layer are coated with stranding band 8, packed layer 13 is filled with between described stranding band 8 and described comprehensive radial resistivity water layer, optical cable unit 14 is provided with in described packed layer 13.
Described insulated wire cores has three, be twisted into circle, comprise successively from the inner to the outer: water-blocking conductor 1, be coated on described water-blocking conductor 1 outer surface conductor shield 2, be coated on the insulating barrier 3 of described conductor shield 2 outer surface and be coated on the insulation screen 4 of described insulating barrier 3 outer surface; Described water-blocking conductor 1 forms by some layers of electrician's copper is stranded, and longitudinally puts up bag one deck semiconductor waterstop between every layer of electrician's copper, reaches the effect of conductor longitudinal water-blocking; Described conductor shield 2 is cross-linking type conductor shield; Described insulating barrier 3 sets crosslinked polyetylene insulated layer for water resistant, can suppress the generation that water is set, and improves the useful life of cable; Described insulation screen 4 is cross-linking type insulation screen; Conductor shield 2, insulating barrier 3, insulation screen 4 adopt German TROESTER import dry type three-layer co-extruded cross-linking production line to produce, be furnished with advanced sulfuration computing system, the online derivometer of German SIKORA, blast conductor preheater, raw material thousand grades of clean rooms, core deaeration chamber, the insulated wire cores produced is even, rounding, internal stress free, effectively ensure that the electrical insulation properties of cable.
Longitudinal water-blocking layer 5 described in the outer counterpoise lap wound bag of insulated wire cores described in every root (insulation screen 4), described longitudinal water-blocking layer 5 is semiconductor waterstop.
Described comprehensive radial resistivity water layer is coated on the outside of described longitudinal water-blocking layer 5, that is: the vertical bag of compound copper-plastics band 6 is adopted outward in semiconductor waterstop (longitudinal water-blocking layer 5), again at the additional bag pe sheath 7 of compound copper-plastics band 6, compound copper-plastics band 6 can carry certain short circuit current, has the advantages such as environmental protection, lightweight, cost is low, technique is simple simultaneously.
The outside (i.e. the outside of pe sheath 7) that every root is coated with the insulated wire cores of longitudinal water-blocking layer 5, compound copper-plastics band 6 and pe sheath 7 contacts with the pe sheath 7 of adjacent two described insulated wire cores outer claddings respectively.
Described three insulated wire cores being coated with longitudinal water-blocking layer 5, compound copper-plastics band 6 and pe sheath 7 adopt described stranding band 8 coated jointly, be formed into cable core, be filled with packed layer 13 between described stranding band 8 and described pe sheath 7, described packed layer 13 is polypropylene gasket for packing.
Described brass band 9 is wrapped in the outside of described one-tenth cable core (stranding band 8), and described brass band 9 has one deck, can effectively prevent the microbes such as shipworm to the erosion of cable.
Described inner covering 10 is coated on the outside of described brass band 9, and described inner covering 10 comprises pitch and the netted split fibre of polypropylene.
Described armour 11 is wrapped in the outside of described inner covering 10, and described armour 11 is zinc-coated wire armour, cable can be made to bear certain pulling force, and have certain corrosion resistance, steel wire scribbles pitch, can strengthen its corrosion resistance.
Described serving 12 is coated on the outside of described armour 11, and described serving 12 comprises pitch and the netted split fibre of polypropylene.
Optical cable unit 14 is provided with in described packed layer 13.
The utility model discloses a kind of environment-friendly type water resistant and sets crosslinked polyetylene insulated optical fiber composite submarine cable, adopts water resistant tree crosslinked polyetylene insulated, effectively can suppress the generation of water tree in insulating, can ensure again the useful life of cable simultaneously; Adopt compound copper-plastics band to indulge bag and add pe sheath as comprehensive radial resistivity water layer, there is the advantages such as environmental protection, lightweight, cost is low, technique is simple; Become the outer wrapped one deck brass band of cable core, can effectively prevent the microbes such as shipworm to the erosion of cable; This cable design can save national scarce resource, reduces environmental pollution, reduces production process, raises the efficiency, and reduces production cost, and cable weight is light, is convenient to the production of extra large cable, transport and installation.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described submarine cable is 35KV and three following core submarine cables, it comprises into cable core, be coated on the brass band outside described one-tenth cable core successively, inner covering, armour and serving, described one-tenth cable core comprises the insulated wire cores that three are coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer successively, the outside being coated with the insulated wire cores of longitudinal water-blocking layer and comprehensive radial resistivity water layer described in every root contacts with adjacent two insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer respectively, and described three insulated wire cores being coated with longitudinal water-blocking layer and comprehensive radial resistivity water layer are coated with stranding band, packed layer is filled with between described stranding band and described comprehensive radial resistivity water layer, optical cable unit is provided with in described packed layer.
2. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described insulated wire cores comprises from the inner to the outer successively: water-blocking conductor, be coated on described water-blocking conductor outer surface conductor shield, be coated on the insulating barrier of described conductor shield outer surface and be coated on the insulation screen of described insulating barrier outer surface, described insulating barrier is that water resistant sets crosslinked polyetylene insulated layer.
3. environment-friendly type water resistant according to claim 2 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described water-blocking conductor forms by some layers of electrician's copper is stranded, and longitudinally puts up bag one deck semiconductor waterstop between every layer of electrician's copper.
4. environment-friendly type water resistant according to claim 2 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described conductor shield is cross-linking type conductor shield.
5. environment-friendly type water resistant according to claim 2 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described insulation screen is cross-linking type insulation screen.
6. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described longitudinal water-blocking layer is semiconductor waterstop.
7. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described comprehensive radial resistivity water layer is that compound copper-plastics band is indulged bag and added pe sheath.
8. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described packed layer is polypropylene gasket for packing.
9. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described inner covering and described serving are by pitch and the netted split fibre composition of polypropylene.
10. environment-friendly type water resistant according to claim 1 sets crosslinked polyetylene insulated optical fiber composite submarine cable, it is characterized in that, described armour is zinc-coated wire armour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470607.1U CN204143910U (en) | 2014-08-20 | 2014-08-20 | A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470607.1U CN204143910U (en) | 2014-08-20 | 2014-08-20 | A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable |
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| CN204143910U true CN204143910U (en) | 2015-02-04 |
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| CN201420470607.1U Expired - Fee Related CN204143910U (en) | 2014-08-20 | 2014-08-20 | A kind of environment-friendly type water resistant sets crosslinked polyetylene insulated optical fiber composite submarine cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700937A (en) * | 2015-03-19 | 2015-06-10 | 乐星红旗电缆（湖北）有限公司 | Water-blocking submarine cable with conductors filled with rubber |
| CN105551654A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Waterproof cable |
| CN105845226A (en) * | 2016-04-05 | 2016-08-10 | 江苏亨通高压电缆有限公司 | Efficient waterproof submarine cable |
| CN110136874A (en) * | 2019-05-27 | 2019-08-16 | 江苏亨通高压海缆有限公司 | AC/DC hybrid submarine cable for offshore wind power |
| CN110335719A (en) * | 2019-06-19 | 2019-10-15 | 江苏亨通高压海缆有限公司 | High-pressure submarine cable long-distance landing structure |
| CN111029027A (en) * | 2019-12-30 | 2020-04-17 | 广州南洋电缆有限公司 | Intelligent self-checking environment-friendly medium-voltage cable and manufacturing method thereof |
-
2014
- 2014-08-20 CN CN201420470607.1U patent/CN204143910U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700937A (en) * | 2015-03-19 | 2015-06-10 | 乐星红旗电缆（湖北）有限公司 | Water-blocking submarine cable with conductors filled with rubber |
| CN105551654A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Waterproof cable |
| CN105845226A (en) * | 2016-04-05 | 2016-08-10 | 江苏亨通高压电缆有限公司 | Efficient waterproof submarine cable |
| CN105845226B (en) * | 2016-04-05 | 2019-04-26 | 江苏亨通高压海缆有限公司 | Waterproof submarine cable |
| CN110136874A (en) * | 2019-05-27 | 2019-08-16 | 江苏亨通高压海缆有限公司 | AC/DC hybrid submarine cable for offshore wind power |
| CN110335719A (en) * | 2019-06-19 | 2019-10-15 | 江苏亨通高压海缆有限公司 | High-pressure submarine cable long-distance landing structure |
| CN111029027A (en) * | 2019-12-30 | 2020-04-17 | 广州南洋电缆有限公司 | Intelligent self-checking environment-friendly medium-voltage cable and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215500 Changshou City Economic Development Zone, Jiangsu province Tongda Road, No. 8, No. Patentee after: Hengtong Submarine Power Cable Co.,Ltd. Address before: 215500 Changshou City Economic Development Zone, Jiangsu province Tongda Road, No. 8, No. Patentee before: JIANGSU HENGTONG HIGH-VOLTAGE CABLE CO.,LTD. |
|
| 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: 20150204 Termination date: 20190820 |