一种导管架基础结构及施工方法

Jacket frame foundation structure and construction method thereof

Abstract

本发明公开了一种导管架基础结构,包括主体结构、调平结构和干式舱灌浆结构,主体结构包括导管架结构和桩体结构,导管架结构座建在桩体结构上;调平结构包括筒体结构,筒体结构上设有中空顶盖,筒体结构顶盖上设有进/排水管;干式舱灌浆结构包括舱壁结构,舱壁结构上设有舱盖,舱盖上设有进气管和抽水管,舱壁结构的底部设有单向排水管;导管架结构的底部设有打桩导向管,打桩导向管的底端与筒体结构顶盖相连,筒体结构顶盖与舱壁结构的底端相连;舱壁结构、舱盖、筒体结构顶盖和桩体结构之间能够形成密封的舱式结构。本发明还公开了上述导管架基础结构的施工方法。本发明能够实现基础结构的调平和桩头部分的干式灌浆操作。
The invention discloses a jacket frame foundation structure. The jacket frame foundation structure comprises a main body structure, a leveling structure and a dry type cabin grouting structure, wherein the main body structure comprises a jacket frame structure and a pile body structure; a jacket frame structure base is built on the pile body structure; the leveling structure comprises a cylinder body structure; a hollow top cover is arranged on the cylinder body structure; a water inlet/outlet pipe is arranged on the top cover of the cylinder body structure; the dry type cabin grouting structure comprises a cabin wall structure; a cabin cover is arranged on the cabin wall structure; an air inlet pipe and a water-pumping pipe are arranged on the cabin cover; the bottom of the cabin wall structure is provided with a one-way water-draining pipe; the bottom of the jacket frame structure is provided with a piling guide pipe; the bottom end of the piling guide pipe is connected with the topcover of the cylinder body structure; the top cover of the cylinder body structure is connected with the bottom end of the cabin wall structure; and the cabin wall structure, the cabin cover, the topcover of the cylinder body structure and the pile body structure can form a sealed cabin type structure. The invention further discloses a construction method of the jacket frame foundation structure. According to the invention, the operations for the leveling of the foundation structure and the dry type grouting of a pile head part can be realized.

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    CN-103255778-AAugust 21, 2013广东明阳风电产业集团有限公司Grouting positioning and leveling method for offshore wind turbine jacket foundation setting
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