CN216407055U - Floating type concrete foundation for fan - Google Patents
Floating type concrete foundation for fan Download PDFInfo
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- CN216407055U CN216407055U CN202122685193.7U CN202122685193U CN216407055U CN 216407055 U CN216407055 U CN 216407055U CN 202122685193 U CN202122685193 U CN 202122685193U CN 216407055 U CN216407055 U CN 216407055U
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- buoyancy tank
- reinforced concrete
- main column
- cylindrical
- floating
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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
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a floating type fan concrete foundation which comprises a main column, wherein a buoyancy tank is arranged at the bottom of the main column, the buoyancy tank comprises triangular buoyancy tank modules which are annularly arranged on the circumferential surface of the bottom of the main column, the triangular buoyancy tank modules transversely expand outwards, a cylindrical buoyancy tank module is arranged at the end part of each triangular buoyancy tank module, the buoyancy tanks are sealed into a whole, the buoyancy tanks are formed by connecting reinforced concrete plates, and cavities are formed in the buoyancy tanks. The floating concrete foundation is simple to install, short in period and low in installation cost, and the floating concrete foundation is formed by matching the floating box with the main column. The main column and the buoyancy tank both adopt reinforced concrete structures, so that the overall structure is high in strength and high in stability, and the manufacturing cost is lower than that of a steel buoyancy tank foundation. The foundation construction is convenient to obtain materials, and the manufacturing process is mature.
Description
Technical Field
The utility model belongs to the technical field of offshore wind power engineering, and particularly relates to a reinforced concrete structure floating type fan foundation.
Background
With the rapid development of the offshore wind power industry in China, offshore wind resources are developed continuously, and the offshore wind power industry gradually develops towards deep sea at present. Traditional offshore wind turbine foundation adopts fixed basis, needs to fix the basis on the seabed. However, the seabed structure is complex, the traditional foundation form has large limitation and difficult foundation fixation after the water depth exceeds 50 meters, and the foundation is easily damaged by corrosion after being soaked in seawater for a long time, and the wind power fan can be toppled over and fall into the seawater in serious cases.
SUMMERY OF THE UTILITY MODEL
In order to make up the defects of the prior art, the utility model provides a technical scheme of a floating type fan concrete foundation which is not required to be fixed on the seabed by piling.
The utility model provides a float formula fan concrete foundation, its characterized in that includes the principal post, the principal post bottom is provided with the flotation tank, the flotation tank includes that the ring is listed as the setting and is in the class triangle-shaped flotation tank module of principal post bottom circumference face, class triangle-shaped flotation tank module is close to principal post one end big, and the dorsad principal post one end is little, and the tip is provided with cylindrical flotation tank module, the flotation tank is sealed whole, the flotation tank passes through reinforced concrete slab and connects to form, and inside is provided with the cavity.
Furthermore, a cylindrical buoyancy tank partition plate is arranged in the cavity inside the cylindrical buoyancy tank module, the cylindrical buoyancy tank partition plate is a reinforced concrete partition plate, and the cavity of the cylindrical buoyancy tank module is divided into at least two cylindrical buoyancy tank sub-chambers through the reinforced concrete partition plate.
Furthermore, a triangular buoyancy tank partition plate is arranged inside the triangular buoyancy tank-like module, the triangular buoyancy tank partition plate is a reinforced concrete partition plate, and a cavity of the triangular buoyancy tank-like module is divided into at least two triangular buoyancy tank sub-chambers through the reinforced concrete partition plate.
Furthermore, a main column partition plate is arranged inside the main column, the main column partition plate is a reinforced concrete partition plate, and the inside of the main column is divided into at least two cabins through the reinforced concrete partition plate.
Further, the thickness of the reinforced concrete plate is 0.35-0.5m, and reinforcing steel bars are arranged inside the reinforced concrete plate;
the thickness of the reinforced concrete partition board is 0.35-0.5m, and reinforcing steel bars are arranged inside the reinforced concrete partition board.
Furthermore, the angles of the outer walls of the two sides of the triangular buoyancy tank module are 0-60 degrees.
Furthermore, the upper end of the main column is provided with a connecting flange, and the fan tower cylinder is connected to the upper end of the main column through the connecting flange.
Furthermore, the cylindrical buoyancy tank partition plates are horizontally arranged, the cylindrical buoyancy tank sub-compartments are distributed in an upper-lower arrangement mode, water or sand or concrete is filled in the cylindrical buoyancy tank sub-compartments at the bottom, and seawater is used as a ballast medium in the cylindrical buoyancy tank sub-compartments at the upper portion.
Furthermore, the triangular buoyancy tank partition plates are vertically arranged, and the triangular buoyancy tank sub-compartments are distributed in a left-right arrangement mode.
Furthermore, the main column partition plates are horizontally arranged, the cabins are distributed in an upper-lower arrangement mode, water or sand or concrete is filled in the cabin at the bottom, and seawater is used as a ballast medium for the cabin at the upper part.
Compared with the prior art, the utility model has the following advantages:
the floating concrete foundation is simple to install, short in period and low in installation cost, and the floating concrete foundation is formed by matching the floating box with the main column. The main column and the buoyancy tank both adopt reinforced concrete structures, so that the overall structure is high in strength and high in stability, and the manufacturing cost is lower than that of a steel buoyancy tank foundation. The foundation construction is convenient to obtain materials, and the manufacturing process is mature.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a concrete foundation of a floating type wind turbine;
FIG. 2 is a top view of a floating wind turbine concrete foundation;
FIG. 3 is a cross-section A-A of the floating foundation device;
fig. 4 is a cross section of the floating foundation device in another direction.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1-4, a floating type fan concrete foundation comprises a main column 1, a buoyancy tank is arranged at the bottom of the main column 1, the buoyancy tank comprises triangular buoyancy tank modules 2 arranged on the circumferential surface of the bottom of the main column 1 in a circular manner, one end, close to the main column 1, of each triangular buoyancy tank module 2 is large, one end, facing away from the main column 1, of each triangular buoyancy tank module is small, a cylindrical buoyancy tank module 3 is arranged at the end of each triangular buoyancy tank module, the buoyancy tank is a sealed whole, the buoyancy tank is formed by connecting reinforced concrete plates 6, and a cavity is formed inside each buoyancy tank.
The cylindrical buoyancy tank partition plates are arranged in the cavities inside the cylindrical buoyancy tank modules 3 and are reinforced concrete partition plates 7, and the cavities of the cylindrical buoyancy tank modules 3 are divided into at least two cylindrical buoyancy tank sub-chambers 5 through the reinforced concrete partition plates 7. The cylindrical buoyancy tank partition plates are horizontally arranged, the cylindrical buoyancy tank sub-chambers 5 are distributed in an upper-lower arrangement mode, water or sand or concrete is filled in the cylindrical buoyancy tank sub-chambers 5 at the bottom, and seawater is adopted as a ballast medium in the cylindrical buoyancy tank sub-chambers 5 at the upper portion.
Triangular buoyancy tank partition plates are arranged inside the triangular buoyancy tank-like modules 2 and are reinforced concrete partition plates 7, and cavities of the triangular buoyancy tank-like modules 2 are divided into at least two triangular buoyancy tank sub-chambers 4 through the reinforced concrete partition plates 7. The triangular buoyancy tank partition plates are vertically arranged, and the triangular buoyancy tank sub-chambers 4 are arranged and distributed left and right.
The inside main column baffle that is provided with of main column 1, main column baffle are reinforced concrete baffle 7, divide into two at least cabins 101 through reinforced concrete baffle 7 with main column 1 inside. The main column partition plates are horizontally arranged, the cabins 101 are distributed in an upper-lower row, water or sand or concrete is filled in the bottom cabin 101, and seawater is used as a ballast medium for the upper cabin 101.
The thickness of the reinforced concrete slab 6 is 0.35-0.5m, and reinforcing steel bars are arranged in the reinforced concrete slab 6; the reinforced concrete partition 7 has a thickness of 0.35-0.5m and is internally provided with reinforcing steel bars.
The angles of the outer walls on the two sides of the triangular buoyancy tank-like module 2 are 0-60 degrees, and the angle of 30 degrees between the outer walls on the two sides is selected as the optimal angle.
The upper end of the main column 1 is provided with a connecting flange, and the fan tower cylinder is connected to the upper end of the main column 1 through the connecting flange. The tower barrel is of a concrete structure, has a certain height, is provided with a conical section, and can be adjusted in height according to the type of the fan.
The floating type fan concrete foundation is different from the traditional foundation, is not required to be fixed on a seabed through piling, and floats in the sea by providing buoyancy through the buoyancy tank. Has the advantages that:
1. the novel floating foundation is not limited by regions and water depths, and cannot be applied to a traditional foundation in a deep water area or a sea area with poor geological conditions.
2. The floating foundation is assembled at the wharf, and the offshore installation period is short.
3. By adopting the unique reinforced concrete buoyancy tank structure, the strength and the stability of the foundation structure can be ensured, the materials are convenient to obtain, and the construction technology is mature.
Claims (10)
1. The utility model provides a float formula fan concrete foundation, its characterized in that includes principal post (1), principal post (1) bottom is provided with the flotation tank, the flotation tank sets up including the ring row class triangle-shaped flotation tank module (2) of principal post (1) bottom circumference face, class triangle-shaped flotation tank module (2) are close to principal post (1) one end is big, dorsad principal post (1) one end is little, and the tip is provided with cylindrical flotation tank module (3), the flotation tank is sealed whole, the flotation tank passes through reinforced concrete slab (6) and connects the component, and inside is provided with the cavity.
2. A floating fan concrete foundation according to claim 1, characterized in that a cylindrical pontoon partition is arranged in the inner cavity of the cylindrical pontoon module (3), the cylindrical pontoon partition is a reinforced concrete partition (7), and the cavity of the cylindrical pontoon module (3) is divided into at least two cylindrical pontoon sub-compartments (5) by the reinforced concrete partition (7).
3. A floating type wind turbine concrete foundation according to claim 1, characterized in that triangular buoyancy tank partition plates are arranged inside the triangular buoyancy tank-like modules (2), the triangular buoyancy tank partition plates are reinforced concrete partition plates (7), and the cavities of the triangular buoyancy tank-like modules (2) are divided into at least two triangular buoyancy tank sub-compartments (4) by the reinforced concrete partition plates (7).
4. A floating wind turbine concrete foundation according to claim 1, characterised in that inside said main column (1) there is arranged a main column diaphragm, said main column diaphragm being a reinforced concrete diaphragm (7), by means of which reinforced concrete diaphragm (7) the inside of said main column (1) is divided into at least two compartments (101).
5. A floating fan concrete foundation according to any one of claims 2-4 wherein said reinforced concrete slab (6) has a thickness of 0.35-0.5m, and reinforcing steel is provided inside the reinforced concrete slab (6);
the thickness of the reinforced concrete partition board (7) is 0.35-0.5m, and reinforcing steel bars are arranged inside the reinforced concrete partition board.
6. A floating fan concrete foundation according to claim 1 wherein the angles of the outer walls of the two sides of the triangular buoyancy tank-like modules (2) are 0-60 degrees.
7. A floating wind turbine concrete foundation according to claim 1, characterised in that the upper end of the main column (1) is provided with a connection flange by means of which a wind turbine tower is connected to the upper end of the main column (1).
8. The floating type wind turbine concrete foundation according to claim 2, wherein the cylindrical buoyancy tank partition plates are horizontally arranged, the cylindrical buoyancy tank sub-chambers (5) are distributed in an up-down arrangement, water or sand or concrete is filled in the cylindrical buoyancy tank sub-chambers (5) at the bottom, and seawater is used as a ballast medium in the cylindrical buoyancy tank sub-chambers (5) at the upper part.
9. The floating type wind turbine concrete foundation according to claim 3, wherein the triangular buoyancy tank partition plates are vertically arranged, and the triangular buoyancy tank sub-chambers (4) are distributed in a left-right arrangement.
10. A floating wind turbine concrete foundation according to claim 4 wherein said primary column partitions are horizontally disposed, said chambers (101) are arranged in an upper and lower array, the bottom chamber (101) is filled with water or sand or concrete, and the upper chamber (101) is ballasted with seawater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122685193.7U CN216407055U (en) | 2021-11-04 | 2021-11-04 | Floating type concrete foundation for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122685193.7U CN216407055U (en) | 2021-11-04 | 2021-11-04 | Floating type concrete foundation for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216407055U true CN216407055U (en) | 2022-04-29 |
Family
ID=81298739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122685193.7U Active CN216407055U (en) | 2021-11-04 | 2021-11-04 | Floating type concrete foundation for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216407055U (en) |
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2021
- 2021-11-04 CN CN202122685193.7U patent/CN216407055U/en active Active
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