Wind turbine tower, connection means for assembling a wind turbine tower and methods thereof
First Claim
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1. A wind turbine tower comprising:
- a tower foundation, andat least two tower sections connected by a plurality of connector sets,wherein each of said plurality of connector sets comprises a bolt and at least one nut, the nut comprising a threaded part configured to receive the bolt and more than one assembly opening configured to interact with a single assembly tool for rotating the nut about the bolt, the threaded part extending through the nut for a length that is less than the total length of the nut.
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Abstract
The invention relates to a wind turbine tower comprising a tower foundation, and at least two tower sections connected by numerous sets of connecting means positioned in close proximity of each other. The connecting means comprising at least one nut with at least one assembly opening for interacting with an assembly tool.
The invention also relates to a method for assembling a wind turbine tower and a method for manufacturing a nut of connection means for fixating a wind turbine tower including at least two tower sections.
47 Citations
24 Claims
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1. A wind turbine tower comprising:
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a tower foundation, and at least two tower sections connected by a plurality of connector sets, wherein each of said plurality of connector sets comprises a bolt and at least one nut, the nut comprising a threaded part configured to receive the bolt and more than one assembly opening configured to interact with a single assembly tool for rotating the nut about the bolt, the threaded part extending through the nut for a length that is less than the total length of the nut. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A connector set for assembling a wind turbine tower, said connector set comprising:
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a bolt with a threaded part, and a nut with an internal threaded part corresponding to the thread of said bolt, said nut further comprising more than one assembly opening for interacting with a single assembly tool to rotate the nut about the bolt. - View Dependent Claims (19, 20, 21)
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22. A method for assembling a wind turbine tower comprising at least two tower sections at a wind turbine site, the method comprising the steps of:
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establishing a foundation, positioning a first tower section on the foundation and fixating the first tower section to the foundation by a plurality of connector sets, positioning a further tower section on the first tower section and fixating the tower sections by a plurality of connector sets, and so on until the tower is established, wherein each of the plurality of connector sets comprises a bolt and at least one nut, and wherein the fixating is initiated by a single assembly tool tightening the connector set by engaging the assembly tool with more than one assembly opening in the nut of the connector set to rotate the nut about the bolt. - View Dependent Claims (23, 24)
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Specification