CN217419724U - Embedded submarine cable protection pipe structure of offshore wind power jacket foundation - Google Patents
Embedded submarine cable protection pipe structure of offshore wind power jacket foundation Download PDFInfo
- Publication number
- CN217419724U CN217419724U CN202220889780.XU CN202220889780U CN217419724U CN 217419724 U CN217419724 U CN 217419724U CN 202220889780 U CN202220889780 U CN 202220889780U CN 217419724 U CN217419724 U CN 217419724U
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- Prior art keywords
- submarine cable
- cable protection
- protection pipe
- pipe
- jacket
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 88
- 239000010959 steel Substances 0.000 claims abstract description 88
- 230000007704 transition Effects 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 12
- 238000000576 coating method Methods 0.000 abstract description 12
- 230000001681 protective effect Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
- E02B17/027—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto steel structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0056—Platforms with supporting legs
- E02B2017/0073—Details of sea bottom engaging footing
- E02B2017/0078—Suction piles, suction cans
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0095—Connections of subsea risers, piping or wiring with the offshore structure
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Foundations (AREA)
Abstract
The utility model discloses an embedded submarine cable protection tube structure in marine wind power jacket basis, its characterized in that: the offshore wind power jacket comprises a suction pile and a plurality of jacket main steel pipes fixedly arranged on the suction pile, a transition section is fixedly arranged on the upper portion of each jacket main steel pipe, a submarine cable protection pipe used for penetrating a submarine cable is arranged in the jacket main steel pipe in a penetrating mode from top to bottom, the upper end of the submarine cable protection pipe penetrates out of the upper end of the transition section, the lower end of the submarine cable protection pipe penetrates out of the lower portion of each jacket main steel pipe, and the submarine cable protection pipe is sealed in the jacket main steel pipes and the transition section. The utility model discloses embedded submarine cable protective tube structure of marine wind power jacket basis is through fixing the inside at jacket main steel pipe with the submarine cable protection tube to make the submarine cable protection tube not directly expose outside, thereby reduced major structure's wave current load, and can not scribble or scribble anti-corrosion coating less, reduced the cost and the engineering time of coating.
Description
The technical field is as follows:
the utility model belongs to the technical field of ocean engineering and wind power generation, concretely relates to embedded submarine cable protective tube structure in marine wind power jacket basis.
Background art:
the wind energy is one of the most mature power generation modes with the most scale development condition and the most commercial development prospect in the field of new energy resources as an efficient and clean energy source, the jacket foundation has remarkable advantages in a deep water environment, and has a large-scale application trend in the domestic offshore wind power field; these marine wind power equipment need connect the sea cable, in order to realize transmission such as electric power and signal, traditional way is to set up the sea cable protection pipe in the sea cable periphery, the sea cable protection pipe sets up the outside at the jacket, in the deep water sea area, jacket basis height is generally higher, the sea cable protection pipe sets up the wave current load that the structure receives in the jacket outside increase, increase the degree of difficulty of arranging of structure simultaneously, the sea cable protection pipe sets up in the jacket outside in addition, consider directly corroded by sea water or sea wind perennially, consequently still need be at sea cable protection pipe surface coating anticorrosive coating, not only need have anticorrosive coating's use cost like this, and the engineering time has still been increased.
The utility model has the following contents:
an object of the utility model is to provide an embedded submarine cable protective tube structure of offshore wind power jacket basis, this embedded submarine cable protective tube structure of offshore wind power jacket basis can effectively reduce major structure's wave current load, reduces the anticorrosive required cost of submarine cable protection tube.
The utility model discloses embedded submarine cable protection tube structure in marine wind power jacket basis, its characterized in that: the offshore wind power jacket comprises a suction pile and a plurality of jacket main steel pipes fixedly arranged on the suction pile, a transition section is fixedly arranged on the upper portion of each jacket main steel pipe, a submarine cable protection pipe used for penetrating a submarine cable is arranged in the jacket main steel pipe in a penetrating mode from top to bottom, the upper end of the submarine cable protection pipe penetrates out of the upper end of the transition section, the lower end of the submarine cable protection pipe penetrates out of the lower portion of each jacket main steel pipe, and the submarine cable protection pipe is sealed in the jacket main steel pipes and the transition section.
Furthermore, the part of the submarine cable protection pipe in the jacket main steel pipe body is provided with submarine cable protection pipe sleeves, submarine cable protection pipe supporting steel pipes and submarine cable protection pipe supporting steel plates at equal intervals in the length direction, the submarine cable protection pipe sleeves are sleeved and fixed on the periphery of the submarine cable protection pipe, the submarine cable protection pipe supporting steel pipes are vertically and fixedly connected with the submarine cable protection pipe sleeves, the submarine cable protection pipe supporting steel pipes are vertically and fixedly connected with the submarine cable protection pipe supporting steel plates, and the submarine cable protection pipe supporting steel plates are fixed on the inner wall surface of the jacket main steel pipe.
Furthermore, the submarine cable protection pipe penetrates through the lower portion of the main steel pipe of the jacket to form a submarine cable protection pipe extension section, the end of the submarine cable protection pipe extension section is a horn mouth, the submarine cable protection pipe extension section is fixed to the suction pile through a submarine cable protection pipe sleeve, a submarine cable protection pipe supporting steel pipe and a submarine cable protection pipe supporting steel plate, the submarine cable protection pipe sleeve is sleeved and fixed to the periphery of the submarine cable protection pipe, the submarine cable protection pipe supporting steel pipe is vertically and fixedly connected with the submarine cable protection pipe sleeve, the submarine cable protection pipe supporting steel pipe is vertically and fixedly connected with the submarine cable protection pipe supporting steel plate, and the submarine cable protection pipe supporting steel plate is fixed to the surface of the suction pile.
Furthermore, an inclined pipe rod is obliquely arranged between every two jacket main steel pipes.
Furthermore, the transition section comprises a transition section supporting tube fixedly arranged on the side part of the transition section, the upper end of the submarine cable protecting tube penetrates out of the transition section supporting tube, and a submarine cable protecting tube flange is arranged at the upper end head of the submarine cable protecting tube.
The utility model discloses embedded extra large cable protection tube structure in marine wind power jacket basis is through fixing the inside at jacket main steel pipe with the extra large cable protection tube to make the extra large cable protection tube directly not expose outside, thereby reduced major structure's ripples load, and can not scribble or scribble anti-corrosion coating less, reduced the cost and the engineering time of coating.
The utility model discloses a show the effect:
(1) through the arrangement of the embedded submarine cable protection pipe, the wave current load of the main body structure can be effectively reduced, and the arrangement difficulty of the submarine cable protection pipe is reduced;
(2) because the submarine cable protection pipe is arranged in the jacket main guide pipe, a closed space is formed between the outside of the protection pipe and the jacket main guide pipe, so that the anticorrosive coating can be not coated or less coated on the outside of the submarine cable protection pipe, and the anticorrosive area of the submarine cable protection pipe is effectively reduced;
(3) the upper end of the submarine cable protection pipe directly extends out of the upper end of the transition section through the transition section supporting pipe, a space platform on the upper portion of the transition section is effectively utilized to carry out submarine cable drawing operation, and the construction difficulty of drawing the submarine cable is greatly reduced.
Description of the drawings:
fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic view of the construction of section A of FIG. 1;
fig. 3 is a schematic view of the structure of part B of fig. 1.
The specific implementation mode is as follows:
in order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
The utility model discloses embedded submarine cable protective tube structure in marine wind power jacket basis, marine wind power jacket include suction stake 1 and fixed establish a plurality of jacket owner steel pipes 2 on suction stake 1, and this suction stake 1 can be pour concrete pile etc. at the seabed, and tip welding or pouring are fixed in suction stake 1 under jacket owner steel pipe 2.
The upper portion of jacket main steel pipe 2 is fixed and is equipped with changeover portion 3, and the lateral part of this changeover portion 3 is equipped with changeover portion stay tube 12, the internal top-down of jacket main steel pipe 2 wears to be equipped with the submarine cable protection tube 4 that is used for the cross-under submarine cable, and this submarine cable protection tube 4 can be seamless steel pipe, nonrust steel pipe or galvanized pipe etc. the upper end of changeover portion 3 is worn out to the upper end of submarine cable protection tube 4, the lower extreme of submarine cable protection tube 4 wears out the lower part of jacket main steel pipe, the submarine cable protection tube is airtight at jacket main steel pipe and changeover portion, and it can realize sealedly through waterproof glue packing, the coating mode at the portion of wearing out of submarine cable protection tube 4.
In order to facilitate the fixing of the submarine cable protection tube 4, the submarine cable protection tube 4 is disposed in the jacket main steel tube, and the submarine cable protection tube support steel plates 7, 6 are disposed at equal intervals in the length direction, the submarine cable protection tube support steel plates 7 are sleeved and fixed on the periphery of the submarine cable protection tube 4, the submarine cable protection tube support steel plates 6 are vertically and fixedly connected with the submarine cable protection tube 5, the submarine cable protection tube support steel plates 6 are vertically and fixedly connected with the submarine cable protection tube support steel plates 7, the submarine cable protection tube support steel plates 7 are fixed on the inner wall surface of the jacket main steel tube 2, the diameter of the jacket main steel tube is larger, usually 1-3 meters, workers can enter the inside of the jacket main steel tube, the submarine cable protection tube can be welded and fixed in advance in the jacket main steel tube 2 through the submarine cable protection tube support steel plates 5, the submarine cable protection tube support steel plates 6, the submarine cable protection tube support steel plates 7, and the like, and then hoisting and installing and the like on site.
In order to reasonable design, the submarine cable protection pipe 4 penetrates out of the lower portion of the jacket main steel pipe to form a submarine cable protection pipe extension section 8, the end of the submarine cable protection pipe extension section is a bell mouth 9, the axial lead of the submarine cable protection pipe 4 located inside the jacket main steel pipe coincides with the axial lead of the jacket main steel pipe 2, the submarine cable protection pipe extension section 8 is parallel to the surface of the suction pile 1, and therefore the submarine cable protection pipe extension section 8 and the submarine cable protection pipe 4 located inside the jacket main steel pipe are in circular arc transition, the bell mouth 9 is arranged at the end of the submarine cable protection pipe extension section, and therefore penetration of a submarine cable can be facilitated.
The submarine cable protection pipe extension section 8 is fixed on a suction pile through a submarine cable protection pipe sleeve, a submarine cable protection pipe supporting steel pipe and a submarine cable protection pipe supporting steel plate, the submarine cable protection pipe sleeve is fixedly sleeved on the periphery of the submarine cable protection pipe, the submarine cable protection pipe supporting steel pipe is fixedly connected with the submarine cable protection pipe sleeve in a vertical mode, the submarine cable protection pipe supporting steel pipe is fixedly connected with the submarine cable protection pipe supporting steel plate in a vertical mode, the submarine cable protection pipe supporting steel plate is fixed on the surface of the suction pile, the submarine cable protection pipe sleeve, the submarine cable protection pipe supporting steel pipe and the submarine cable protection pipe supporting steel plate are identical to the submarine cable protection pipe sleeve 5, the submarine cable protection pipe supporting steel pipe 6 and the submarine cable protection pipe supporting steel plate 7 in structure and mutual position relation, and only the welding positions of the submarine cable protection pipe supporting steel plate 7 are different.
Further, in order to enable the jacket to have a stable structure, a plurality of inclined pipe rods 10 are obliquely arranged between every two main steel pipes of the jacket, and the two inclined pipe rods 10 are fixed in a cross welding mode.
Further, for reasonable in design, above-mentioned changeover portion 3 is including fixed changeover portion stay tube 12 of establishing at its lateral part, changeover portion stay tube 12 is worn out to the upper end of submarine cable protection pipe, and the top end of submarine cable protection pipe is equipped with submarine cable protection tube flange 11, and submarine cable protection tube upper end is directly stretched out the changeover portion upper end through the changeover portion stay tube, effectively utilizes the space platform on changeover portion upper portion to develop submarine cable pull operation, reduces the construction degree of difficulty of marine submarine cable pull greatly, is convenient for to be connected with submarine cable pull equipment through submarine cable protection tube flange 11.
The utility model discloses embedded submarine cable protective tube structure of marine wind power jacket basis is through fixing the inside at jacket main steel pipe with the submarine cable protection tube to make the submarine cable protection tube not directly expose outside, thereby reduced major structure's wave current load, and can not scribble or scribble anti-corrosion coating less, reduced the cost and the engineering time of coating.
The utility model discloses a show the effect:
(1) through the arrangement of the embedded submarine cable protection pipe, the wave current load of the main body structure can be effectively reduced, and the arrangement difficulty of the submarine cable protection pipe is reduced;
(2) because the submarine cable protection pipe is arranged in the jacket main guide pipe, a closed space is formed between the outside of the protection pipe and the jacket main guide pipe, so that the anticorrosive coating can be not coated or less coated on the outside of the submarine cable protection pipe, and the anticorrosive area of the submarine cable protection pipe is effectively reduced;
(3) the upper end of the submarine cable protection pipe directly extends out of the upper end of the transition section through the transition section supporting pipe, a space platform on the upper portion of the transition section is effectively utilized to carry out submarine cable drawing operation, and the construction difficulty of drawing the submarine cable is greatly reduced.
Claims (5)
1. The utility model provides an embedded submarine cable protection tube structure of offshore wind power jacket basis which characterized in that: the offshore wind power jacket comprises a suction pile and a plurality of jacket main steel pipes fixedly arranged on the suction pile, a transition section is fixedly arranged on the upper portion of each jacket main steel pipe, a submarine cable protection pipe used for penetrating a submarine cable is arranged in the jacket main steel pipe in a penetrating mode from top to bottom, the upper end of the submarine cable protection pipe penetrates out of the upper end of the transition section, the lower end of the submarine cable protection pipe penetrates out of the lower portion of each jacket main steel pipe, and the submarine cable protection pipe is sealed in the jacket main steel pipes and the transition section.
2. The offshore wind power jacket foundation embedded submarine cable protection tube structure according to claim 1, wherein: the submarine cable protection pipe is positioned in the main steel pipe body of the jacket, submarine cable protection pipe sleeves, submarine cable protection pipe supporting steel pipes and submarine cable protection pipe supporting steel plates are arranged at equal intervals in the length direction, the submarine cable protection pipe sleeves are fixedly sleeved on the periphery of the submarine cable protection pipe, the submarine cable protection pipe supporting steel pipes are vertically and fixedly connected with the submarine cable protection pipe sleeves, the submarine cable protection pipe supporting steel pipes are vertically and fixedly connected with the submarine cable protection pipe supporting steel plates, and the submarine cable protection pipe supporting steel plates are fixed on the inner wall face of the main steel pipe of the jacket.
3. The offshore wind power jacket foundation embedded submarine cable protection tube structure according to claim 1 or 2, wherein: the submarine cable protection pipe penetrates out of the lower portion of the jacket main steel pipe and is an extension section of a submarine cable protection pipe, the end of the extension section of the submarine cable protection pipe is a horn mouth, the extension section of the submarine cable protection pipe is fixed to a suction pile through a submarine cable protection pipe sleeve, a submarine cable protection pipe supporting steel pipe and a submarine cable protection pipe supporting steel plate, the submarine cable protection pipe sleeve is fixedly sleeved on the periphery of the submarine cable protection pipe, the submarine cable protection pipe supporting steel pipe is vertically and fixedly connected with the submarine cable protection pipe sleeve, the submarine cable protection pipe supporting steel pipe is vertically and fixedly connected with the submarine cable protection pipe supporting steel plate, and the submarine cable protection pipe supporting steel plate is fixed to the surface of the suction pile.
4. The offshore wind power jacket foundation embedded submarine cable protection tube structure according to claim 3, wherein: inclined pipe rods are obliquely arranged between every two main steel pipes of the jacket.
5. The offshore wind power jacket foundation embedded submarine cable protection tube structure according to claim 4, wherein: the transition section comprises a transition section supporting tube fixedly arranged on the side portion of the transition section, the upper end of the submarine cable protecting tube penetrates out of the transition section supporting tube, and a submarine cable protecting tube flange is arranged at the upper end head of the submarine cable protecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220889780.XU CN217419724U (en) | 2022-04-18 | 2022-04-18 | Embedded submarine cable protection pipe structure of offshore wind power jacket foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220889780.XU CN217419724U (en) | 2022-04-18 | 2022-04-18 | Embedded submarine cable protection pipe structure of offshore wind power jacket foundation |
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| Publication Number | Publication Date |
|---|---|
| CN217419724U true CN217419724U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220889780.XU Active CN217419724U (en) | 2022-04-18 | 2022-04-18 | Embedded submarine cable protection pipe structure of offshore wind power jacket foundation |
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| CN (1) | CN217419724U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117267041A (en) * | 2023-11-22 | 2023-12-22 | 上海勘测设计研究院有限公司 | Wave energy comprehensive utilization device of offshore wind power jacket and construction method |
-
2022
- 2022-04-18 CN CN202220889780.XU patent/CN217419724U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117267041A (en) * | 2023-11-22 | 2023-12-22 | 上海勘测设计研究院有限公司 | Wave energy comprehensive utilization device of offshore wind power jacket and construction method |
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| GR01 | Patent grant | ||
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