Fixed pile foundation structure for offshore photovoltaics

By introducing extension structures and splicing components into the foundation structure of offshore photovoltaic piles, the problem of fixed length of existing pile foundation structures has been solved, achieving flexible support and improving the stability and lifespan of offshore photovoltaic systems.

CN224531656UActive Publication Date: 2026-07-21NORTHWEST ENGINEERING CORPORATION LIMITED
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NORTHWEST ENGINEERING CORPORATION LIMITED
Filing Date
2025-08-21
Publication Date
2026-07-21

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Abstract

The present disclosure provides a fixed pile foundation structure of offshore photovoltaic, and relates to the technical field of offshore photovoltaic. The structure comprises a main body part, an extension structure and a splicing assembly. The main body part adopts a cylindrical hollow structure, comprising a first end, a transition part and a second end connected in sequence. The outer diameter of the first end is smaller than that of the second end. The transition part is a variable diameter structure. The first end and the second end are smoothly connected with the two ends of the transition part respectively. The first end extends above the sea level, and the second end is fixed to the seabed. The extension structure adopts a cylindrical hollow structure. The extension structure is connected with the first end. The extension structure is coaxial with the main body part. The lower surface of the extension structure and the top surface of the main body part are mutually attached. The outer diameter of the extension structure is equal to that of the first end. The splicing assembly is arranged at the junction of the extension structure and the main body part. The splicing assembly is used for fixedly connecting the extension structure and the main body part. The pile foundation structure can adapt to various offshore photovoltaic support requirements.
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