CN207458660U - A kind of offshore drilling platform uses up electric composite power cable - Google Patents
A kind of offshore drilling platform uses up electric composite power cable Download PDFInfo
- Publication number
- CN207458660U CN207458660U CN201720232347.8U CN201720232347U CN207458660U CN 207458660 U CN207458660 U CN 207458660U CN 201720232347 U CN201720232347 U CN 201720232347U CN 207458660 U CN207458660 U CN 207458660U
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- offshore drilling
- drilling platform
- power cable
- cable
- composite power
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Abstract
The utility model discloses a kind of offshore drilling platforms to use up electric composite power cable, including cable core, inner sheath and oversheath, cable core includes three power wire cores and a fiber unit, power wire core includes conductor and the insulating layer on the outside of conductor, fiber unit includes optical fiber and the stainless steel tube positioned at outer fiber, fill water blocking layer in cable core internal clearance, waterstop, inner sheath, armor and oversheath are disposed with outside cable core from inside to outside, more PE gasket for packings are provided in water blocking layer, glass layer is provided between oversheath and armor.The offshore drilling platform of the utility model use up reply by cable close power cable structure it is simple, it is reasonable to set, and with high intensity and good fire-retardant anti-flaming effect, can effectively adapt to the corrosive environments such as offshore drilling platform, and passing through the verification of production practices, implementation result is preferable.
Description
Technical field
The utility model is related to a kind of offshore drilling platforms to use up electric composite power cable.
Background technology
The more and more nervous people of the energy have excavated directional steering marine industry.Electric wire is as oil and gas development platform electricity
The electric power tie of Force system has played very important effect, has had higher requirement at wearability, heatproof, corrosion-resistant aspect.
More in order to realize that accurate information is transmitted, add in optical fiber in cable, can further be widely used in acoustic logging, imaging logging,
The operations such as VSP, distributed temperature measuring.
Electric composite power cable is used up therefore, it is necessary to a kind of offshore drilling platform to solve the above problems.
Utility model content
The utility model is directed to the demand of offshore drilling platform operation, provides a kind of offshore drilling platform and uses up electric compound electric
Power cable.
In order to solve the above technical problems, a kind of offshore drilling platform of the utility model uses up electric composite power cable, bag
Cable core, inner sheath and oversheath are included, the cable core includes three power wire cores and a fiber unit, the power wire core
Insulating layer including conductor and on the outside of the conductor, the fiber unit include optical fiber and positioned at the outer fiber not
Become rusty steel pipe, and water blocking layer is filled in the cable core internal clearance, is disposed with waterstop, interior outside the cable core from inside to outside
Sheath, armor and oversheath are provided with more PE gasket for packings in the water blocking layer, are set between the oversheath and armor
There is glass layer.
Further, the insulating layer includes the polypropylene insulation layer of inside and the belt leather polyethylene foamed layer in outside.
Insulating layer is high temperature high voltage resistant double hyer insulation, and highest can 250 DEG C of heatproof, compression resistance 160MPa.
Further, the optical fiber includes two root multimode fibers and a single mode optical fiber.Cable can be greatly improved
Signal transmission ranges.
Further, the armor includes inner armor steel wire floor and armoured steel wire floor, the inner armor steel wire floor
It is opposite with the winding direction of armoured steel wire floor.The whole rupture pull force of cable can be effectively improved.
Further, the water blocking layer is greasy for preventing water.
Further, the inner sheath is polypropylene inner sheath.
Further, the oversheath is polyether-polyurethane elastomer.
Further, the armor gap filling waterproofing unction.
Further, it is described that more gas tubes are provided between waterstop and inner sheath, it is filled out in the gas tube
Filling with inert gas.Effectively fire-retardant anti-flaming effect, and being disposed between waterstop and inner sheath can be played to cable,
Certain protective effect can be also played to total shielded layer even if burning occurs.
Further, it is provided with oxygen barrier layer on the outside of the waterstop.Set oxygen barrier layer can in the outside of waterstop
Effectively improve the corrosion resistance of cable.
Advantageous effect：The offshore drilling platform of the utility model, which is used up to reply by cable, closes that power cable structure is simple, and it is reasonable to set,
And with high intensity and good fire-retardant anti-flaming effect, the corrosive environments such as offshore drilling platform can be effectively adapted to, and are passed through
The verification of production practices, implementation result are preferable.
Description of the drawings
Fig. 1 is that a kind of offshore drilling platform of the utility model uses up the cross-sectional view of electric composite power cable.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model, after the utility model has been read, art technology
Personnel fall within the application scope as defined in the appended claims to the modification of the various equivalent forms of the utility model.
As shown in Figure 1, the offshore drilling platform of the present invention uses up electric composite power cable, including cable core, 6 and of inner sheath
Oversheath 9, cable core include three power wire cores and a fiber unit 4, and power wire core includes conductor 1 and outside conductor 1
The insulating layer 2 of side, fiber unit 4 include optical fiber and the stainless steel tube positioned at outer fiber, and the filling of cable core internal clearance blocks water
Layer 3 is disposed with waterstop 5, inner sheath 6, armor and oversheath 9 outside cable core, is set in water blocking layer 3 from inside to outside
There are more PE gasket for packings, glass layer is provided between oversheath 9 and armor.
Wherein, it is preferred that insulating layer 2 includes the polypropylene insulation layer of inside and the belt leather polyethylene foamed layer in outside.Absolutely
Edge layer is high temperature high voltage resistant double hyer insulation, and highest can 250 DEG C of heatproof, compression resistance 160MPa.Optical fiber include two root multimode fibers and
A piece single mode optical fiber.The signal transmission ranges of cable can be greatly improved.Armor includes inner armor steel wire floor 7 and armoured steel
Silk layer 8, inner armor steel wire floor 7 are opposite with the winding direction of armoured steel wire floor 8.The disrumpent feelings drawing of entirety of cable can be effectively improved
Power.
Wherein, water blocking layer 3 is greasy for preventing water.Inner sheath 6 is polypropylene inner sheath.Oversheath 9 is polyether-polyurethane elasticity
Body.Armor gap filling waterproofing unction.
Preferably, more gas tubes are provided between waterstop 5 and inner sheath 6, inert gas is filled in gas tube.It can be with
Effectively fire-retardant anti-flaming effect, and being disposed between waterstop and inner sheath is played to cable, is burnt even if generation
Certain protective effect can be played to total shielded layer.The outside of waterstop 5 is provided with oxygen barrier layer.The outside of waterstop set every
Oxygen layer can effectively improve the corrosion resistance of cable.
The offshore drilling platform of the utility model, which is used up to reply by cable, closes that power cable structure is simple, and it is reasonable to set, and with height
Intensity and good fire-retardant anti-flaming effect, can effectively adapt to the corrosive environments such as offshore drilling platform, and pass through production practices
Verification, implementation result is preferable.
Embodiment 1：
Conductor includes more soft copper silks.The direction of lay of conductor is counterclockwise.The area of section 2.00mm of conductor2.Insulation
Material is polypropylene.Ensure the temperature resistant range of product at -30~150 DEG C.
Fiber unit includes two root multimode fibers, a single mode optical fiber.Excess fiber length is more than 3 ‰；1310nm single mode optical fibers
Decay indices are less than 0.40dB/km, and 1550nm single mode optical fibers decay indices are less than 0.25dB/km；850nm multimode fibres are decayed
Index is less than 3.5dB/km, and 1300nm multimode fibres decay indices are less than 1.0dB/km.- 40~150 DEG C of optical fiber temperature resistant range.No
The steel pipe excess fiber length that becomes rusty is more than 3 ‰.
Water blocking layer is greasy for preventing water.Power wire core and stainless steel tube fiber unit twisted synthesizing cable, cable core gap filling block water
Ointment, cable core are overlapped wrapped one layer of waterstop, Duplication 50% outside.
Inner sheath is polypropylene inner sheath.Ensure the temperature resistant range of product at -30~150 DEG C.
Armor is zinc-coated wire, is divided into steel wire of internal layer and cover wire.Cable rupture pull force is more than 85KN.
Oversheath is polyether-polyurethane elastomer.It can oil resistant, acid and alkali-resistance, anti-seawater corrosion.
The utility model offshore drilling platform uses up electric composite power cable by stainless steel tube optical fiber and conductor strand one
It rises, it is simple in structure, effectively meet the needs of cable high efficiency of transmission power transmission information, while sequentially add and block water outside cable core
Band, armor and oversheath so that waterproof, the heat resistance of cable are good, and rupture pull force is up to 85KN.
Claims (10)
1. a kind of offshore drilling platform uses up electric composite power cable, which is characterized in that including cable core, inner sheath (6) and outer
Sheath (9), the cable core include three power wire cores and a fiber unit (4), the power wire core include conductor (1) and
Insulating layer (2) on the outside of the conductor (1), the fiber unit (4) include optical fiber and positioned at the outer fiber not
Become rusty steel pipe, the cable core internal clearance filling water blocking layer (3), and waterstop is disposed with from inside to outside outside the cable core
(5), inner sheath (6), armor and oversheath (9), the water blocking layer (3) is interior to be provided with more PE gasket for packings, the oversheath
(9) glass layer is provided between armor.
2. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the insulating layer
(2) the polypropylene insulation layer including inside and the belt leather polyethylene foamed layer in outside.
3. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the optical fiber includes
Two root multimode fibers and a single mode optical fiber.
4. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the armor bag
Include inner armor steel wire floor (7) and armoured steel wire floor (8), the winding of the inner armor steel wire floor (7) and armoured steel wire floor (8)
Direction is opposite.
5. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the water blocking layer
(3) it is greasy for preventing water.
6. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the inner sheath
(6) it is polypropylene inner sheath.
7. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the oversheath
(9) it is polyether-polyurethane elastomer.
8. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the armouring interlayer
Gap fills waterproofing unction.
9. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the waterstop
(5) more gas tubes are provided between inner sheath (6), inert gas is filled in the gas tube.
10. offshore drilling platform as described in claim 1 uses up electric composite power cable, which is characterized in that the waterstop
(5) oxygen barrier layer is provided on the outside of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232347.8U CN207458660U (en) | 2017-03-10 | 2017-03-10 | A kind of offshore drilling platform uses up electric composite power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232347.8U CN207458660U (en) | 2017-03-10 | 2017-03-10 | A kind of offshore drilling platform uses up electric composite power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458660U true CN207458660U (en) | 2018-06-05 |
Family
ID=62246730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720232347.8U Expired - Fee Related CN207458660U (en) | 2017-03-10 | 2017-03-10 | A kind of offshore drilling platform uses up electric composite power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109754935A (en) * | 2019-03-27 | 2019-05-14 | 湖南科技大学 | The multi-functional armouring umbilical cables of underwater kit |
| WO2022222200A1 (en) * | 2021-04-20 | 2022-10-27 | 渝丰科技股份有限公司 | Network neural cable for oil-gas well mining and directional measurement system |
-
2017
- 2017-03-10 CN CN201720232347.8U patent/CN207458660U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109754935A (en) * | 2019-03-27 | 2019-05-14 | 湖南科技大学 | The multi-functional armouring umbilical cables of underwater kit |
| WO2022222200A1 (en) * | 2021-04-20 | 2022-10-27 | 渝丰科技股份有限公司 | Network neural cable for oil-gas well mining and directional measurement system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20210310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |