CN201599158U - Multi-stake steel framework maritime wind turbine infrastructure with central stake - Google Patents
Multi-stake steel framework maritime wind turbine infrastructure with central stake Download PDFInfo
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- CN201599158U CN201599158U CN2009202919621U CN200920291962U CN201599158U CN 201599158 U CN201599158 U CN 201599158U CN 2009202919621 U CN2009202919621 U CN 2009202919621U CN 200920291962 U CN200920291962 U CN 200920291962U CN 201599158 U CN201599158 U CN 201599158U
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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
- Y02E10/728—Onshore wind turbines
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Abstract
The utility model relates to a multi-stake steel framework maritime wind turbine infrastructure with a central stake. In order to solve technical problems, the utility model provides the multi-stake steel framework maritime wind turbine infrastructure with the central stake, which is suitable for offshore and intertidal belt sea area, and has the characteristics of cheapness, reliability, quick-speed construction and simplity and convenience. In order to solve the technical problems, the utility model adopts the technical scheme that the infrastructure adopts an integral steel framework with four to seven stakes, and comprises peripheral steel bushing pipes vertically arranged and a central connection section steel pipe; the steel pipe stake is fixedly connected inside the steel bushing pipes; a steel pipe stake is also fixedly connected to the bottom of the connection section steel pipe; the lower end of the steel pipe stake stretches into a bearing stratum below the sea bed; and the steel bushing pipes are connected with the connection section steel pipe through an oblique upper steel pipe and a horizontal lower steel pipe; in addition, the horizontal steel pipe is connected among the steel bushing pipes in the horizontal direction, and the upper end of the connection section steel pipe is fixedly connected with a stepped drum through a flange. The utility model can be used for maritime wind power generation.
Description
Technical field
The utility model relates to a kind of many steel framework offshore wind farm unit fondational structures with Center stake, belongs to Oversea wind power generation industry technical field of civil engineering.
Background technique
In China, the wind-power electricity generation industry is an emerging industry.Last century, the eighties rose, and China's introduction of foreign technology is Construction of Wind farm at home progressively, after 2000, because country encourages the development and utilization to renewable energy sources, domestic wind-power electricity generation industry was developed rapidly.
Up to the present, China in the Inner Mongol, Xinjiang, Hebei and the coastal region in east China built up large quantities of land wind energy turbine set.But along with the extensive development of wind-powered electricity generation industry, the land resources anxiety, day by day manifest with the problem such as shield of giving of local other industries, and China has very long shore line, the marine site is contained abundant wind energy resources, and in recent years, offshore wind farm is developed fast.
Because the particularity of marine physical environment, common land construction plant and method of construction can not be used, and the wind-powered electricity generation unit fondational structure of land routine is not easy to at sea.Marine wind-powered electricity generation unit basis will solve a series of problems such as anti-tidewater, anti-wave, soft foundation, seawater corrosion, rapid construction.Because lack the construction experiences of marine wind electric field at present, still do not find a kind of cheapness, reliable basic solution, it is big that conventional concrete bearing platform is built mode offshore construction workload, is subjected to weather effect big, long construction period.Especially for marine site, southeastern coast intertidal zone, traditional land and offshore set-up difficulty is marched into the arena, and the tiding of sea bed face is frequent, can be shorter for the time of construction operation.
Summary of the invention
The technical problems to be solved in the utility model is: based on China coastal coastal waters and intertidal zone environmental conditions, a kind of many steel framework offshore wind farm unit fondational structures with Center stake that are suitable for coastal waters and marine site, intertidal zone are provided, have cheapness, reliable, quick, the easy characteristics of constructing.
The technological scheme that the utility model adopted is: many steel framework offshore wind farm unit fondational structures with Center stake, it is characterized in that: described fondational structure is 4~7 whole steel frame constructions, the Steel Sleeve and the central linkage section steel pipe that comprise the periphery of vertical setting, fixed connection steel pipe pile in the described Steel Sleeve, also fixedly connected 1 steel pipe pile in linkage section steel pipe bottom, the steel pipe pile lower end stretches to the following supporting course of sea bed; Steel Sleeve by oblique top steel pipe and level to the bottom steel pipe link to each other with the linkage section steel pipe, in addition, be connected with horizontal steel tube between the Steel Sleeve in the horizontal direction; Fixedly connected with the tower tube by flange in the upper end of described linkage section steel pipe.
Fixing between described Steel Sleeve and the steel pipe pile by the grouting material bonding.
Described linkage section steel pipe can be by waiting caliber or becoming the caliber design, and diameter is
4000~5000mm, its end face is higher than highest water level.The top of linkage section steel pipe is provided with inspection platform.
The diameter of described steel pipe pile is
800~2700mm; The diameter of top steel pipe is
600~2200mm;
The diameter of bottom steel pipe is
500~1600mm; The diameter of horizontal steel tube is
400~1400mm.
The beneficial effects of the utility model are: (1) steel framework is prefabricated in the factory, and quality easily guarantees, and the employing integral installation, and the operation on the sea amount is little, the activity duration short; (2) 4~7 steel pipe piles are squeezed on single basis, are central authorities and peripheral arranged in conjunction, and are stressed even, good stability, and utilize domestic existing equipment pile sinking, construction process maturation; (3) the steel framework is the round steel pipe composition, and wave force is less, and especially to the offshore sea waters, the steel framework is positioned under water, and the zone that wave load is bigger only is single steel pipe, greatly the effect of the minimizing wave pressure of limit; (4) adopt grouting material to be connected between steel pipe pile and linkage section, easy construction, and can adapt to the site operation error; (5) basis is a full steel structure, in conjunction with the cathodic protection of sacrificial anode and the anticorrosive measure of coating protection, and the construction process maturation, quality easily guarantees.
Description of drawings
Fig. 1 is the elevation that the utility model is applied to coastal waters or marine site, intertidal zone.
Fig. 2 is the planimetric map that the utility model embodiment 1 (4) is applied to coastal waters or marine site, intertidal zone.
Fig. 3 is the planimetric map that the utility model embodiment 2 (5) is applied to coastal waters or marine site, intertidal zone.
Fig. 4 is the planimetric map that the utility model embodiment 3 (6) is applied to coastal waters or marine site, intertidal zone.
Fig. 5 is the planimetric map that the utility model embodiment 4 (7) is applied to coastal waters or marine site, intertidal zone.
Embodiment
(1) embodiment 1:
As shown in Figure 1 and Figure 2, this example is for being applied to 4 steel framework fondational structures of offshore wind farm unit, and it comprises 3 vertical Steel Sleeves 2, is triangular arranged, the adjacent casing spacing is 18000mm, is the steel pipe pile of fixing by the grouting material bonding with Steel Sleeve 1 in it.The central authorities of this fondational structure are linkage section steel pipes 6 that waits caliber or change caliber that vertically is provided with, its also fixedly connected 1 steel pipe pile 1 in bottom, Placement comprises bolt connection, grouting connection or welding etc., if adopt the linkage section steel pipe of calibers such as major diameter, then also must be provided with and strengthen fixing parts at link position.The diameter of this routine steel pipe pile 1 is
2100mm, the steel pipe pile lower end is squeezed into to the following supporting course of sea bed, and the long need of stake are decided according to the size of the residing geology in wind-powered electricity generation unit basis and hydrologic condition, wind-powered electricity generation unit.Between Steel Sleeve 2 and the linkage section steel pipe 6, be welded with 3 diameters and be
The top steel pipe 3 of the diagonal brace of 1600mm, and be welded with 3 diameters and be
The bottom steel pipe 4 of 1300mm, bottom steel pipe 4 can be set to as required diagonal brace or level to, this example by level to design.In addition, there are 3 diameters to be between the Steel Sleeve 2
The horizontal steel tube 5 of 1000mm is weldingly connected.The inner end of bottom steel pipe 4 and top steel pipe 3 is all fixing with middle vertical linkage section steel pipe 6 welding, fixedlys connected with tower tube 8 by flange in the upper end of linkage section steel pipe.
Fig. 1 is by the major diameter linkage section pipe steel 6 that waits the caliber design, diameter
4300, the end face of linkage section steel pipe should be higher than highest water level, not influenced by wave with the electrical equipment that guarantees the wind-powered electricity generation unit.The top of linkage section steel pipe is provided with inspection platform 7, and inspection platform is used for runtime maintenance and maintenance.
The steel framework of present embodiment and steel pipe pile 1 are transported to on-the-spot back steel framework by the crane gear integral installation respectively at the whole processing and fabricating of factory, and steel pipe pile is driven piles by floating pile driver.According to depth of water situation, the steel framework can be installed earlier, after leveling finishes, drive piles along the Steel Sleeve position; Also can drive piles earlier, afterwards steel framework integral body is socketed on the steel pipe pile, carry out leveling again.The perfusion grouting material is adopted in gap between Steel Sleeve and steel pipe pile, and grouting material is firm the bonding together of steel pipe pile and connecting cylinder after solidifying.
(2) embodiment 2:
As Fig. 1, shown in Figure 3, this example is for being applied to 5 steel framework fondational structures of offshore wind farm unit, it comprises 4 vertical Steel Sleeves 2, be square arrangement, the adjacent casing spacing is 15000mm, by the fixing steel pipe pile 1 of grouting material bonding, fixedly connected 1 steel pipe pile such as bolt, grouting or welding are also passed through in linkage section steel pipe 6 bottoms of fondational structure central authorities in peripheral 4 Steel Sleeves, and the diameter of steel pipe pile is
1700mm, the steel pipe pile lower end is squeezed into to the following supporting course of sea bed.Between Steel Sleeve 2 and the linkage section steel pipe 6, be welded with 4 diameters and be
The top steel pipe 3 of the diagonal brace of 1400mm, and be welded with 4 diameters and be
The bottom steel pipe 4 of the level of 1200mm.There are 4 diameters to be between the Steel Sleeve 2
The horizontal steel tube 5 of 800mm is weldingly connected.
All the other structures and form of construction work are identical with example 1, no longer are repeated in this description.
(3) embodiment 3:
As Fig. 1, shown in Figure 4, this example is for being applied to 6 steel framework fondational structures of offshore wind farm unit, be pentagonal array, be with 5 vertical Steel Sleeves 2 outward, the adjacent casing spacing is 12000mm, by the fixing steel pipe pile 1 of grouting material bonding, at 1 steel pipe pile of the also fixed connection in linkage section steel pipe 6 bottoms of fondational structure central authorities, the diameter of steel pipe pile is in each Steel Sleeve
1300mm, the steel pipe pile lower end is squeezed into to the following supporting course of sea bed.Between Steel Sleeve 2 and the linkage section steel pipe 6, be welded with 5 diameters and be
The top steel pipe 3 of 1200mm, and be welded with 5 diameters and be
The bottom steel pipe 4 of 1000mm.There are 5 diameters to be between the Steel Sleeve 2
The horizontal steel tube 5 of 700mm is weldingly connected.
All the other structures and form of construction work are identical with example 1, no longer are repeated in this description.
(4) embodiment 4
As Fig. 1, shown in Figure 5, this example is for being applied to 7 steel framework fondational structures of offshore wind farm unit, be hexagonal array, be with 6 vertical Steel Sleeves 2 outward, the adjacent casing spacing is 10000mm, every Steel Sleeve is by the fixing steel pipe pile 1 of grouting material bonding, and at 1 steel pipe pile of the also fixed connection in linkage section steel pipe 6 bottoms of fondational structure central authorities, the diameter of steel pipe pile is
1100mm, the steel pipe pile lower end is squeezed into to the following supporting course of sea bed.Between Steel Sleeve 2 and the linkage section steel pipe 6, be welded with 6 diameters and be
The top steel pipe 3 of 900mm, and be welded with 6 diameters and be
The bottom steel pipe 4 of 700mm.There are 6 diameters to be between the Steel Sleeve 2
The horizontal steel tube 5 of 600mm is weldingly connected.
All the other structures and form of construction work are identical with example 1, no longer are repeated in this description.
The utility model is used for the offshore wind farm unit fondational structure that single-machine capacity is 1.5~6.0MW, above-mentioned four embodiment's emphasis propose at 2.0MW wind-powered electricity generation unit load situation, and its relative dimensions also can be adjusted to some extent according to actual sea bed geology, marine hydrology condition, construction ability etc.After adopting this structure, wind-powered electricity generation unit basis can adapt to the maritime environment of 0~30m degree of depth, and foundation uneven settlement and Horizontal displacement can be effectively controlled, and the offshore construction workload is little, is subjected to weather effect little, and construction quality easily guarantees, cost is lower, and the construction period is shorter.
Claims (8)
1. many steel framework offshore wind farm unit fondational structures with Center stake, it is characterized in that: described fondational structure is 4~7 whole steel frame constructions, comprise the Steel Sleeve (2) of the periphery of vertical setting and the linkage section steel pipe (6) of central authorities, fixed connection steel pipe pile (1) in the described Steel Sleeve (2), linkage section steel pipe (6) bottom also fixedly connected 1 steel pipe pile (1), the steel pipe pile lower end stretches to the following supporting course of sea bed; Steel Sleeve (2) by oblique top steel pipe (3) and level to bottom steel pipe (4) link to each other with linkage section steel pipe (6), in addition, be connected with horizontal steel tube (5) between the Steel Sleeve (2) in the horizontal direction; Fixedly connected with tower tube (8) by flange in the upper end of described linkage section steel pipe (6).
2. many steel framework offshore wind farm unit fondational structures with Center stake according to claim 1 is characterized in that: fixing by the grouting material bonding between described Steel Sleeve (2) and the steel pipe pile (1).
4. many steel framework offshore wind farm unit fondational structures with Center stake according to claim 3, it is characterized in that: the top of described linkage section steel pipe (6) is provided with inspection platform (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202919621U CN201599158U (en) | 2009-09-29 | 2009-12-09 | Multi-stake steel framework maritime wind turbine infrastructure with central stake |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920198227.6 | 2009-09-29 | ||
CN2009202919621U CN201599158U (en) | 2009-09-29 | 2009-12-09 | Multi-stake steel framework maritime wind turbine infrastructure with central stake |
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CN201599158U true CN201599158U (en) | 2010-10-06 |
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CN2009202919621U Expired - Fee Related CN201599158U (en) | 2009-09-29 | 2009-12-09 | Multi-stake steel framework maritime wind turbine infrastructure with central stake |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103352474A (en) * | 2013-06-27 | 2013-10-16 | 天津大学 | High-rise pile cap offshore wind power foundation combining vertical single pile and multiple raking piles |
CN104088292A (en) * | 2014-08-05 | 2014-10-08 | 熊翱 | Axis single-pile multi-tripod foundation and construction method thereof |
CN105297696A (en) * | 2014-07-16 | 2016-02-03 | 中国海洋石油总公司 | Six-leg wellhead platform jacket |
CN109403368A (en) * | 2018-09-06 | 2019-03-01 | 李敬 | A kind of load basis and its design method |
CN113250235A (en) * | 2021-05-24 | 2021-08-13 | 江苏科技大学 | Truss type single pile based on offshore wind turbine |
CN114108672A (en) * | 2021-11-16 | 2022-03-01 | 安徽省公路桥梁工程有限公司 | Tower crane foundation and bottom plate superposition integrated structure and construction method thereof |
-
2009
- 2009-12-09 CN CN2009202919621U patent/CN201599158U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103352474A (en) * | 2013-06-27 | 2013-10-16 | 天津大学 | High-rise pile cap offshore wind power foundation combining vertical single pile and multiple raking piles |
CN105297696A (en) * | 2014-07-16 | 2016-02-03 | 中国海洋石油总公司 | Six-leg wellhead platform jacket |
CN104088292A (en) * | 2014-08-05 | 2014-10-08 | 熊翱 | Axis single-pile multi-tripod foundation and construction method thereof |
CN109403368A (en) * | 2018-09-06 | 2019-03-01 | 李敬 | A kind of load basis and its design method |
CN113250235A (en) * | 2021-05-24 | 2021-08-13 | 江苏科技大学 | Truss type single pile based on offshore wind turbine |
CN114108672A (en) * | 2021-11-16 | 2022-03-01 | 安徽省公路桥梁工程有限公司 | Tower crane foundation and bottom plate superposition integrated structure and construction method thereof |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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: 20101006 Termination date: 20181209 |