CN105155573A - Offshore wind turbine barrel-in-barrel foundation - Google Patents
Offshore wind turbine barrel-in-barrel foundation Download PDFInfo
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- CN105155573A CN105155573A CN201510379918.6A CN201510379918A CN105155573A CN 105155573 A CN105155573 A CN 105155573A CN 201510379918 A CN201510379918 A CN 201510379918A CN 105155573 A CN105155573 A CN 105155573A
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Abstract
The invention discloses an offshore wind turbine barrel-in-barrel foundation. The offshore wind turbine barrel-in-barrel foundation comprises an inner steel barrel (1), an outer steel reinforced concrete barrel (2), an outer barrel bottom plate (3), reinforcing filled soil (4), inter-barrel damping materials (5) and pressing stones (6). The outer steel reinforced concrete barrel (2) is located on the periphery of the inner steel barrel (1). The outer barrel bottom plate (3) is supported on the lower portion of the outer steel reinforced concrete barrel (2). The reinforcing filled soil (4) and the inter-barrel damping materials (5) are located between the inner steel barrel (1) and the outer steel reinforced concrete barrel (2). The pressing stones (6) are located on the outer barrel bottom plate (3). A steel barrel flange (7) is connected to the upper portion of the inner steel barrel (1). A construction and maintenance platform (8) for construction installation and routine maintenance is installed on the top of the outer steel reinforced concrete barrel (2). The offshore wind turbine barrel-in-barrel foundation is reasonable in structural design and convenient to install and construct; the embedded depth of the foundation can be reduced greatly, deviation rectifying difficulty is lowered, and manufacturing cost is low; cost of a large floating crane can be saved, and maintenance is convenient.
Description
Technical field
The invention belongs to offshore wind turbine foundation field, be specifically related to cylinder basis in a kind of sea turn machine barrel.
Background technology
At present for the single-pile foundation of offshore wind turbine being applied to about depth of water 10m marine site, bearing outside the next level of superstructure transmission, vertical load and huge overturning moment effect, also bear current and sea beat effect simultaneously, cause pile foundation length long, the feature such as to bury dark.The construction of marine single-pile foundation mainly adopts large-scale floating crane to complete, and basis requires the high operating expenses causing great number from great, dark, the correction of burying, and causes the construction cost of object of construction production high.
Summary of the invention
Goal of the invention: the object of the invention is to overcome the deficiencies in the prior art, a kind of reasonable in design is provided, firm in structure stable, installation is convenient, embedded depth of foundation can reduce greatly, and can greatly reduce correction difficulty, cost is low, large-scale floating crane expense can be saved, and overhaul cylinder basis in sea turn machine barrel easily.
Technical scheme: in order to realize above technical purpose, the technical scheme that the present invention takes is:
Cylinder basis in a kind of sea turn machine barrel, it comprise interior steel cylinder, steel cylinder periphery outer reinforced concrete tube, be supported on the outer tube end plate of outer reinforced concrete tube bottom, the strengthening fill between interior steel cylinder and outer reinforced concrete tube and damping material, the pressure stone be positioned on outer tube end plate between cylinder; Described interior steel cylinder top is connected with steel cylinder flange, described outer reinforced concrete tube top is provided with the Construction and Maintenance platform of construction and installation and maintenance repair.
Preferably, in above-described sea turn machine barrel, cylinder basis, is provided with the trave beam of load-bearing below described Construction and Maintenance platform.
Preferably, cylinder basis in above-described sea turn machine barrel, described interior steel cylinder top is by steel cylinder Flange joint blower fan tower barrel.
Preferably, in above-described sea turn machine barrel, cylinder basis, is provided with support below described pressure stone and bankets.
Preferably, cylinder basis in above-described sea turn machine barrel, described Construction and Maintenance platform is the shape of rectangle or other handled easily.
Cylinder basis in sea turn machine barrel provided by the invention, it is outside that outer reinforced concrete tube is positioned at steel cylinder, be used for steel cylinder part cylinder section in transportation by driving on the one hand, on the other hand in order to protect interior steel cylinder not by current and wave effect, construction operation platform is provided, outer tube end plate is positioned at the bottom of outer reinforced concrete tube, the Moment produced during in order to bear the deadweight of outer reinforced concrete tube and wave and loop wheel machine construction, interior steel cylinder inserts in soil layer, and steel cylinder Flange joint top blower fan tower barrel adjustable cylindrical shell verticality is set at top, soil mass consolidation is filled between interior steel cylinder and outer reinforced concrete tube, and damping material may to be there is between extrusion and collision place filling tube to increase interior steel cylinder damping ratio, pressure stone is arranged around outer reinforced concrete tube, prevent surrounding soil from washing away, outer reinforced concrete tube top perimeter arranges trave beam and Construction and Maintenance platform, install and maintenance repair for Superstructure Construction.
In the present invention, the load action that described interior steel cylinder transmits in order to bear blower fan superstructure as cartridge type basis, adopts steel cylinder flange segmented assembly.
In the present invention, described outer reinforced concrete tube, outer tube end plate and trave beam are prefabricated in the factory and are integrated, and scene can erection construction inspection platform.
Beneficial effect: compared to the prior art the present invention has following beneficial effect:
1. in the present invention, steel cylinder is not by outer reinforced concrete tube protection by current and wave effect, and embedded depth of foundation can reduce greatly, and correction difficulty reduces, and reduces cost, and firm in structure stable, installation is convenient.
2. Construction and Maintenance platform can be used as interior steel cylinder and Superstructure Construction platform, easy construction and can save large-scale floating crane expense.
3. Construction and Maintenance platform can be the inspection platform using the life-cycle, easy access human users.
Accompanying drawing explanation
Fig. 1 is the structural representation in the vertical section on cylinder basis in sea turn machine barrel provided by the invention.
Fig. 2 is the structural representation overlooked on cylinder basis in sea turn machine barrel provided by the invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
Embodiment 1
As depicted in figs. 1 and 2, cylinder basis in a kind of sea turn machine barrel, it comprise interior steel cylinder 1, steel cylinder 1 periphery outer reinforced concrete tube 2, be supported on the outer tube end plate 3 of outer reinforced concrete tube 2 bottom, the strengthening fill 4 between interior steel cylinder 1 and outer reinforced concrete tube 2 and damping material 5, the pressure stone 6 be positioned on outer tube end plate 3 between cylinder; Described interior steel cylinder 1 top is connected with steel cylinder flange 7, described outer reinforced concrete tube 2 top is provided with the Construction and Maintenance platform 8 of construction and installation and maintenance repair.
In above-described sea turn machine barrel, cylinder basis, is provided with the trave beam 9 of load-bearing below described Construction and Maintenance platform 8.
Cylinder basis in above-described sea turn machine barrel, described interior steel cylinder 1 top is by steel cylinder flange 7 connecting fan tower cylinder.
In above-described sea turn machine barrel, cylinder basis, is characterized in that, be provided with support and banket below described pressure stone 6.
Cylinder basis in above-described sea turn machine barrel, described Construction and Maintenance platform 8 is rectangle.
Cylinder basis in sea turn machine barrel provided by the invention, using method is as follows: after outer reinforced concrete tube 2 sinks to soil layer, Construction and Maintenance platform 8 and trave beam 9 adopt sinking apparatus interior steel cylinder 1 is sunk to soil layer, damping material 5 between strengthening fill 4 and cylinder is filled outside between reinforced concrete tube 2 and interior steel cylinder 1, and arrange pressure stone 6 in exterior circumferential, adopt hanging device, on interior steel cylinder 1, tower cylinder is installed and be connected with steel cylinder flange 7.It is outside that outer reinforced concrete tube 2 is positioned at steel cylinder 1, to protect interior steel cylinder 1 not by current and wave effect, outer tube end plate 3 is positioned at the bottom of outer reinforced concrete tube 2, in order to bear the deadweight of outer reinforced concrete tube 2, interior steel cylinder 1 inserts in soil layer, and the load action adopting steel cylinder flange 7 to connect tower cylinder to transmit to bear superstructure at top, strengthening fill 4 is filled between interior steel cylinder 1 and outer reinforced concrete tube 2, and damping material 5 may to be there is between extrusion and collision place filling tube to increase the damping ratio of interior steel cylinder 1, outer reinforced concrete tube 2 surrounding arranges pressure stone 6, prevent surrounding soil from washing away, outer reinforced concrete tube 2 top arranges Construction and Maintenance platform 8, install and maintenance repair for Superstructure Construction, this basic constructional design is reasonable, firm firm and solid, construction install convenience, cost is low, there is good application prospect.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. cylinder basis in a sea turn machine barrel, it is characterized in that, it comprises interior steel cylinder (1), be positioned at the outer reinforced concrete tube (2) of steel cylinder (1) periphery, be supported on the outer tube end plate (3) of outer reinforced concrete tube (2) bottom, be positioned at damping material (5), the pressure stone (6) be positioned on outer tube end plate (3) between strengthening fill (4) between steel cylinder (1) and outer reinforced concrete tube (2) and cylinder; Described interior steel cylinder (1) top is connected with steel cylinder flange (7), described outer reinforced concrete tube (2) top is provided with the Construction and Maintenance platform (8) of construction and installation and maintenance repair.
2. cylinder basis in sea turn machine barrel according to claim 1, is characterized in that, described Construction and Maintenance platform (8) below is provided with the trave beam (9) of load-bearing.
3. cylinder basis in sea turn machine barrel according to claim 1 and 2, it is characterized in that, described interior steel cylinder (1) top is by steel cylinder flange (7) connecting fan tower cylinder.
4. cylinder basis in sea turn machine barrel according to claim 3, is characterized in that, described pressure stone (6) below is provided with support and bankets.
5. cylinder basis in sea turn machine barrel according to claim 4, it is characterized in that, described Construction and Maintenance platform (8) is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379918.6A CN105155573A (en) | 2015-07-02 | 2015-07-02 | Offshore wind turbine barrel-in-barrel foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379918.6A CN105155573A (en) | 2015-07-02 | 2015-07-02 | Offshore wind turbine barrel-in-barrel foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105155573A true CN105155573A (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510379918.6A Pending CN105155573A (en) | 2015-07-02 | 2015-07-02 | Offshore wind turbine barrel-in-barrel foundation |
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| CN (1) | CN105155573A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104065A (en) * | 2017-12-27 | 2018-06-01 | 浙江大学 | A kind of offshore wind turbine single-pile foundation protective device for weakening current scour effect |
| CN109217156A (en) * | 2018-10-29 | 2019-01-15 | 中国能源建设集团广东省电力设计研究院有限公司 | Offshore boosting station |
| CN112211215A (en) * | 2020-09-30 | 2021-01-12 | 同济大学建筑设计研究院(集团)有限公司 | Negative pressure ring reinforced rigid short pile foundation and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201339197Y (en) * | 2008-12-10 | 2009-11-04 | 姚攀峰 | Self-pressure tower tube base |
| CN201746848U (en) * | 2010-06-24 | 2011-02-16 | 上海勘测设计研究院 | Base structure of tidal flat wind farm fan |
| JP2012072648A (en) * | 2010-09-01 | 2012-04-12 | Marutaka Kogyo Inc | Installed foundation construction method |
| CN102720209A (en) * | 2012-06-29 | 2012-10-10 | 北京金风科创风电设备有限公司 | Telescopic damping device and offshore floating type fan foundation |
| EP2666912A1 (en) * | 2012-05-25 | 2013-11-27 | WeserWind GmbH Offshore Construction Georgsmarienhütte | Method for anchoring offshore facilities to the sea bed, foundation structure for offshore facilities and device |
-
2015
- 2015-07-02 CN CN201510379918.6A patent/CN105155573A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201339197Y (en) * | 2008-12-10 | 2009-11-04 | 姚攀峰 | Self-pressure tower tube base |
| CN201746848U (en) * | 2010-06-24 | 2011-02-16 | 上海勘测设计研究院 | Base structure of tidal flat wind farm fan |
| JP2012072648A (en) * | 2010-09-01 | 2012-04-12 | Marutaka Kogyo Inc | Installed foundation construction method |
| EP2666912A1 (en) * | 2012-05-25 | 2013-11-27 | WeserWind GmbH Offshore Construction Georgsmarienhütte | Method for anchoring offshore facilities to the sea bed, foundation structure for offshore facilities and device |
| CN102720209A (en) * | 2012-06-29 | 2012-10-10 | 北京金风科创风电设备有限公司 | Telescopic damping device and offshore floating type fan foundation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104065A (en) * | 2017-12-27 | 2018-06-01 | 浙江大学 | A kind of offshore wind turbine single-pile foundation protective device for weakening current scour effect |
| CN108104065B (en) * | 2017-12-27 | 2023-03-03 | 浙江大学 | Weaken marine fan single pile basis protection device of rivers scouring action |
| CN109217156A (en) * | 2018-10-29 | 2019-01-15 | 中国能源建设集团广东省电力设计研究院有限公司 | Offshore boosting station |
| CN112211215A (en) * | 2020-09-30 | 2021-01-12 | 同济大学建筑设计研究院(集团)有限公司 | Negative pressure ring reinforced rigid short pile foundation and installation method |
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Application publication date: 20151216 |