一种静压预应力预制桩施工方法

By using a combination of multiple base plates and positioning mechanisms in precast pile construction, the problems of low construction efficiency and poor equipment stability in sandy soil strata were solved, achieving rapid and stable precast pile construction results.

CN122406744APending Publication Date: 2026-07-17GUANGZHOU ZHONG COAL JIANGNANJICHU ENG CO
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
GUANGZHOU ZHONG COAL JIANGNANJICHU ENG CO
Filing Date
2026-05-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing precast pile construction in sandy soil strata suffers from low construction efficiency, poor equipment stability, and difficulty in ensuring construction quality. In particular, hydraulic equipment is prone to generating reaction forces when pressure is applied, leading to equipment tilting and slower construction efficiency.

Method used

A combination scheme of multiple base plates and positioning mechanisms is adopted. By laying base plates around the construction point and connecting them to form a stable foundation, the positioning mechanism is used to position and guide the square piles. Combined with the movement and positioning of the walking components and the pile driver, the stability and accuracy of the pile driving process are ensured.

Benefits of technology

It improved construction efficiency and quality, reduced the risk of pile drivers sinking into the soil, reduced the risk of tilting when driving square piles, and achieved a fast and stable construction process.

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Abstract

本申请涉及一种静压预应力预制桩施工方法,涉及预制桩施工的技术领域,静压预应力预制桩施工方法包括以下步骤:平整场地:得到作业区;铺设底板:在作业区上铺设多块底板,相邻两块底板通过连接件相互连接;安装定位机构;吊装方桩,定位机构对方桩进行定位;压桩:压桩机移至施工点且与底板连接,压桩机将方桩压入施工点。本申请通过多块底板能够增大与场地接触面积,降低了压桩机陷入土层内的风险,定位机构对方桩位置进行定位,且在方桩压入时进行导向,降低了方桩压入发生歪斜的风险,也加快了施工效率,多块底板和压桩机形成一个整体后进行配重,提高了施工效率和质量。
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