CN207319745U - Photoelectric composite submarine cable - Google Patents
Photoelectric composite submarine cable Download PDFInfo
- Publication number
- CN207319745U CN207319745U CN201721071679.9U CN201721071679U CN207319745U CN 207319745 U CN207319745 U CN 207319745U CN 201721071679 U CN201721071679 U CN 201721071679U CN 207319745 U CN207319745 U CN 207319745U
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- China
- Prior art keywords
- layer
- submarine cable
- packing
- photoelectric composite
- fiber
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- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 32
- 238000012856 packing Methods 0.000 claims abstract description 32
- 239000013307 optical fiber Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000010935 stainless steel Substances 0.000 claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- -1 zinc-aluminium-magnesium Chemical compound 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims 1
- 239000004703 cross-linked polyethylene Substances 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 12
- 230000007797 corrosion Effects 0.000 abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 230000002421 anti-septic effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
It the utility model is related to submarine cable technical field, more particularly to a kind of photoelectric composite submarine cable, including set gradually from the inside to the outside water-blocking conductor, conductor shield, insulating layer, insulation screen, semiconductor water blocking layer, lead set, pe sheath, lapping layer, packing layer, armor and drape over one's shoulders layer outside；Packing layer includes packing, fiber unit and supporting steel wire, the packing includes internal layer and outer layer, connected between internal layer and outer layer by supporting rod, several supporting rods are uniformly arranged around internal layer, and supporting rod is respectively perpendicular to the outer surface of internal layer and the inner surface of outer layer；Two fiber units are symmetricly set in packing layer, the both sides of fiber unit are respectively arranged with supporting steel wire, the fiber unit includes optical fiber, stainless steel tube and oversheath, and optical fiber is located in stainless steel tube, and the fiber paste that blocks water is filled between optical fiber and between optical fiber and stainless steel tube.The photoelectric composite submarine cable of the utility model has waterproof, corrosion-resistant, long length, high-mechanical property and high reliability.
Description
Technical field
Submarine cable technical field is the utility model is related to, more particularly to a kind of photoelectric composite submarine cable.
Background technology
With increasing rapidly for China's economic, the scarcity of the energy becomes an important factor for restricting sustainable development of China.Face
To the pressure of land resources shortage, sight is turned to ocean by the mankind again, it is proposed that " returning to ocean ", " 21 century is numerical ocean model "
Saying.China is an ocean big country, possesses more than 18000 kilometers of coastline, coastal to be dispersed with a island, shallow sea more than 6000
Abundant oil field and natural gas are contained in continental shelf, and China coastal and be economically developed region, the developing of offshore islands, sea
The demand of the exploitation of foreign oil, submarine cable and electro-optical composite cable will be increasing, with the increase of island power consumption,
The exploitation in large ocean oil field, particularly ocean Large Scale Wind Farm Integration, it is desirable to which transmission voltage is continuously improved, 110KV, 220KV seabed
Cable or photoelectric composite submarine cable are to promoting China's ocean development to have positive facilitation.
Photoelectric composite submarine cable river crossing, lake and ocean, should be adapted to different environments such as subsea and sea features,
Must be fulfilled for the physical characteristic of ocean and the requirement of laying down on sea bottom, have waterproof, corrosion-resistant, long length, high-mechanical property and
The characteristics of high reliability.High-voltage and ultra-high photoelectric composite submarine cable in addition to above-mentioned requirements, protect by light unit structure design, light unit
The reasonable combination of shield, cable and optical cable, and the content to be studied of emphasis.
Utility model content
The purpose of this utility model is to provide one kind to have waterproof, corrosion-resistant, long length, high-mechanical property and highly reliable
Property photoelectric composite submarine cable.
To achieve these goals, the utility model adopts the following technical solution：Photoelectric composite submarine cable, including from interior
To water-blocking conductor, conductor shield, insulating layer, insulation screen, semiconductor water blocking layer, lead set, the polyethylene set gradually outside
Sheath, lapping layer, packing layer, armor and layer is draped over one's shoulders outside；Packing layer includes packing, fiber unit and supporting steel wire, institute
Stating packing includes internal layer and outer layer, is connected between internal layer and outer layer by supporting rod, several supporting rods are uniform around internal layer
Set, supporting rod is respectively perpendicular to the outer surface of internal layer and the inner surface of outer layer；Two fiber units are symmetricly set on packing
In layer, the both sides of fiber unit are respectively arranged with supporting steel wire, and the fiber unit includes optical fiber, stainless steel tube and oversheath,
Optical fiber is located in stainless steel tube, and the fiber paste that blocks water is filled between optical fiber and between optical fiber and stainless steel tube.
Further, the packing is made of elastic material.
Further, the both sides of the fiber unit are respectively arranged with two supporting steel wires, fiber unit and supporting steel wire
Between be provided with packing.
Further, the water-blocking conductor is twisted by copper wire, and longitudinal wrap, which blocks water, between each layer copper wire expands band.
Further, the conductor shield by wrapped semi-conductive tape and extrudes semi-conductive layer and forms.
Further, the insulating layer uses super-clean cross-linkable polyethylene material.
Further, the insulation screen uses ultra-smooth Cross-linkable shield semiconductors material.
Further, the semiconductor water blocking layer is blocked water using semiconductor expands band.
Further, the armor is magnetic shielding structure armor, is carried out using zinc-aluminium-magnesium alloy coating wire of 6mm
Armouring, is provided with it every being additionally provided with bitumen layer outside magnetic copper wire, armor.
Further, the outer layer that drapes over one's shoulders is restricted for dipping.
The photoelectric composite submarine cable of the utility model, has waterproof, corrosion-resistant, long length, high-mechanical property and Gao Ke
By property, and there is provided the reasonable combination of cable and optical cable, different environments such as subsea and sea features can be adapted to, meet ocean
The requirement of physical characteristic and laying down on sea bottom.
Brief description of the drawings
Fig. 1 is the cable cross-section structure diagram of the utility model；
Fig. 2 is the cross section structure schematic diagram of packing；
Fig. 3 is the cross section structure schematic diagram of fiber unit；
In above-mentioned figure：1- water-blocking conductors；2- conductor shields；3- insulating layers；4- insulation screens；5- semiconductors block water
Layer；6- lead sets；7- pe sheaths；8- lapping layers；9- packing layers；91- packings；911- internal layers；912- supporting rods；913-
Outer layer；92- fiber units；921- optical fiber；922- stainless steel tubes；923- oversheaths；93- supporting steel wires；10- armors；Outside 11-
Drape over one's shoulders layer.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, is not used to limit the utility model.
Submarine cable river crossing, lake and ocean, are adapted to different environments such as subsea and sea features, it is necessary to meet sea
The physical characteristic in ocean and the requirement of laying down on sea bottom, have waterproof, corrosion-resistant, long length, high-mechanical property and high reliability
Feature.High-voltage and ultra-high photoelectric composite submarine cable also proposes higher to the structure of fiber unit (optical cable), and placement
Requirement.
The utility model provides a kind of photoelectric composite submarine cable for this, its structure is as shown in Figure 1, including from the inside to the outside
The water-blocking conductor 1 that sets gradually, conductor shield 2, insulating layer 3, insulation screen 4, semiconductor water blocking layer 5, lead set 6, poly- second
Alkene sheath 7, lapping layer 8, packing layer 9, armor 10 and drape over one's shoulders layer 11 outside.
The photoelectric composite submarine cable of the utility model, the corrosion-resistant of cable takes multiple-anticorrosion measure, corrosion resistant
Pe sheath isolates lead sheath, ensures that lead set is not corroded, and selects the armouring wire for being provided with seawater corrosion resistance coating, and
Anti-corrosion protection further is carried out to cable and steel wire with anti-corrosion cable pitch, makes cable that there is higher antiseptic property.Electrically may be used
Ensured by property by excellent insulating materials and shielding material.Optical fiber uses stainless steel sleeve protection of pipe, selects suitable remaining length, fills out
The waterproofing type ointment for suppressing hydrogen loss is filled, while the light unit is possessed radially and longitudinally water stop function, light can be effectively inhibited
The generation of fine hydrogen loss, and then improve the service life and transmission performance of optical fiber.
Wherein, water-blocking conductor 1 is twisted by copper wire, and longitudinal wrap, which blocks water, between each layer copper wire expands band.Conductor uses
Circle presses water-blocking conductor structure, and copper wire used, which uses, meets TR types circular copper wire as defined in GB/T3953.During conductor strand, leading
Addition blocks water expansion band in the form of longitudinal wrap between each level that body is twisted, and " shearing " during using conductor strand, passes through at the same time
Mould presses, and material water-proof material is embedded into twisted gap, realizes the longitudinal water-blocking of conductor.
Conductor shield 2, insulating layer 3, insulation screen 4 collectively constitute insulated wire cores, and conductor shield 2 is partly led by wrapped
Electric band is formed with semi-conductive layer is extruded.Insulating layer 3 uses super-clean cross-linkable polyethylene material, and insulation screen 4 can using ultra-smooth
Cross-linking type shield semiconductors material, ensures the electrical reliability of cable by excellent insulating materials and shielding material.
Wrapped semiconductor water blocking layer 5 outside insulated wire cores, is blocked water using semiconductor and expands band, is extruded lead set 6 and is formed one entirely
Stop water is closed, the longitudinal water-blocking of cable is realized using water-swellable material, cable is ensured using the metal lead jacket of closing
Radial water-resisting, to realize the longitudinal direction of cable and radial water-resisting function, ensure that the waterproof requirement of cable, allow cable in water
In safely and reliably run.
Extrude pe sheath 7 outside lead set 6, coating asphalt corrosion resistant layer in 6 surface of lead set during extrusion, strengthens anti-corrosion effect.
Wherein, packing layer 9 includes packing 91, fiber unit 92 and supporting steel wire 93, and fiber unit 92 sets two,
It is symmetricly set in packing layer 9.The both sides of fiber unit 92 are respectively arranged with two supporting steel wires 93, fiber unit 92 and branch
Packing 91 is provided between support steel wire 93.The setting of supporting steel wire 93 can effectively prevent optical fiber to be extruded, deform, supporting steel
Set packing 91 to carry out insulation blocking between silk 93 and fiber unit 92, set one to delay between steel wire 93 and fiber unit
Band is rushed, prevents steel wire from squeezing because of slip and hindering optical cable.
Wherein, packing 91 is made of elastic material.The concrete structure of packing 91, structure is as shown in Fig. 2, packing
91 include internal layer 911 and outer layer 913, are connected between internal layer 911 and outer layer 913 by supporting rod 912, several supporting rods 912
It is uniformly arranged around internal layer 911, supporting rod 912 is respectively perpendicular to the outer surface of internal layer 911 and the inner surface of outer layer 913.This reality
It is placed on new light unit between armouring wire and cable core, this structure of packing 91 being capable of effective cushioning effect
Power, effectively protects light unit, and enables to submarine cable to have high-mechanical property, can adapt to seabed feelings complicated and changeable
Condition.
Wherein, the concrete structure of fiber unit 92, as shown in figure 3, the fiber unit 92 includes optical fiber 921, stainless steel
Pipe 922 and oversheath 923, optical fiber 921 are located in stainless steel tube 922, between optical fiber 921 and optical fiber 921 and stainless steel tube 922
Between filled with blocking water fiber paste.Optical fiber uses stainless steel sleeve protection of pipe, selects suitable remaining length, and filling suppresses the waterproofing type of hydrogen loss
Ointment, while the light unit is possessed radially and longitudinally water stop function, can effectively inhibit the generation of optical fiber hydrogen loss, Jin Erti
The service life and transmission performance of high optical fiber.The fiber unit section of this kind of structure is compact, it can be achieved that long length is realized without continuing
The maximum length of light unit, is conducive to the reliable and stable and production of long length photoelectric composite submarine cable of light unit.
Armor 10 is magnetic shielding structure armor, and armouring is carried out using the zinc-aluminium-magnesium alloy coating wire of 6mm, is set in it
It is equipped with and is carried out every magnetic copper wire every magnetic, to avoid the generation of vortex, armouring coats pitch to strengthen the antiseptic property of steel wire at the same time.
The outer layer 11 that drapes over one's shoulders is restricted for dipping, is the one layer of bituminizing polypropylene rope wound outside armor, is carried as armor
For a kind of physical protection, protect armor and cable not to be worn, damage in production, transport, laid processes, in seabed and
The erosion resistant coating of cable.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (10)
1. photoelectric composite submarine cable, including water-blocking conductor (1), conductor shield (2), the insulating layer set gradually from the inside to the outside
(3), insulation screen (4), semiconductor water blocking layer (5), lead set (6), pe sheath (7), lapping layer (8), packing layer
(9), armor (10) and layer (11) is draped over one's shoulders outside；It is characterized in that：Packing layer (9) includes packing (91), fiber unit (92)
With supporting steel wire (93), the packing (91) includes internal layer (911) and outer layer (913), internal layer (911) and outer layer (913) it
Between connected by supporting rod (912), several supporting rods (912) are uniformly arranged around internal layer (911), and supporting rod (912) is distinguished
Perpendicular to the outer surface of internal layer (911) and the inner surface of outer layer (913)；Two fiber units (92) are symmetricly set on packing layer
(9) in, the both sides of fiber unit (92) are respectively arranged with supporting steel wire (93), the fiber unit (92) include optical fiber (921),
Stainless steel tube (922) and oversheath (923), optical fiber (921) are located in stainless steel tube (922), between optical fiber (921) and optical fiber
(921) filled with the fiber paste that blocks water between stainless steel tube (922).
2. photoelectric composite submarine cable according to claim 1, it is characterised in that：The packing (91) is using elastic material
Material is made.
3. photoelectric composite submarine cable according to claim 1, it is characterised in that：The both sides of the fiber unit (92) point
Two supporting steel wires (93) are not provided with, and packing (91) is provided between fiber unit (92) and supporting steel wire (93).
4. photoelectric composite submarine cable according to claim 1, it is characterised in that：The water-blocking conductor (1) is by copper wire
It is twisted, longitudinal wrap, which blocks water, between each layer copper wire expands band.
5. photoelectric composite submarine cable according to claim 1, it is characterised in that：The conductor shield (2) is by wrapped
Semi-conductive tape is formed with semi-conductive layer is extruded.
6. photoelectric composite submarine cable according to claim 1, it is characterised in that：Insulating layer (3) use is ultra-clean can
Crosslinked polyethylene material.
7. photoelectric composite submarine cable according to claim 1, it is characterised in that：The insulation screen (4) is using super
Smooth Cross-linkable shield semiconductors material.
8. photoelectric composite submarine cable according to claim 1, it is characterised in that：The semiconductor water blocking layer (5) uses
Semiconductor, which blocks water, expands band.
9. photoelectric composite submarine cable according to claim 1, it is characterised in that：The armor (10) is magnetic shielding structure
Armor, armouring is carried out using the zinc-aluminium-magnesium alloy coating wire of 6mm, is provided with every magnetic copper wire in it, armor (10) is outside
It is additionally provided with bitumen layer.
10. photoelectric composite submarine cable according to claim 1, it is characterised in that：The outer layer (11) that drapes over one's shoulders is restricted for dipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071679.9U CN207319745U (en) | 2017-08-25 | 2017-08-25 | Photoelectric composite submarine cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071679.9U CN207319745U (en) | 2017-08-25 | 2017-08-25 | Photoelectric composite submarine cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207319745U true CN207319745U (en) | 2018-05-04 |
Family
ID=62432099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721071679.9U Active CN207319745U (en) | 2017-08-25 | 2017-08-25 | Photoelectric composite submarine cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207319745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990558A (en) * | 2021-10-27 | 2022-01-28 | 中天科技海缆股份有限公司 | Dry-type insulation submarine optical cable |
| CN119028641A (en) * | 2024-09-30 | 2024-11-26 | 中天科技海缆股份有限公司 | Submarine cable and manufacturing method thereof |
-
2017
- 2017-08-25 CN CN201721071679.9U patent/CN207319745U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990558A (en) * | 2021-10-27 | 2022-01-28 | 中天科技海缆股份有限公司 | Dry-type insulation submarine optical cable |
| CN119028641A (en) * | 2024-09-30 | 2024-11-26 | 中天科技海缆股份有限公司 | Submarine cable and manufacturing method thereof |
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