可扩孔分步式钻挖带水平悬臂的矩形抗滑桩机械成孔方法

By combining a step-by-step drilling method with a slag treatment mechanism, the problem of drilling horizontal cantilever rectangular anti-slide pile holes in rock and soil has been solved, thus achieving efficient and low-cost rectangular pile hole formation.

CN117211674BActive Publication Date: 2026-07-17CHINA RAILWAY 15TH BUREAU GROUP CORPORATION LIMITED

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA RAILWAY 15TH BUREAU GROUP CORPORATION LIMITED
Filing Date
2023-08-29
Publication Date
2026-07-17

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Abstract

本发明公开了一种可扩孔分步式钻挖带水平悬臂的矩形抗滑桩机械成孔方法,包括:将多个钻机进行组合,以形成同矩形桩孔尺寸相对应的矩形结构;在各钻机上自上而下依次设置渣体处理机构、水平钻组件以及竖向钻装置;控制所有钻机上的竖向钻装置竖直向下钻挖地层直至水平悬臂的设计深度;控制靠近水平悬臂桩孔开挖部设置的钻机上的水平液压缸驱动水平钻装置向外水平移动钻挖地层至设计长度,以形成水平悬臂桩孔;继续控制所有钻机上的竖向钻装置竖直向下钻挖地层至矩形桩孔的设计深度以形成矩形桩孔的嵌固段。本发明的优点是:根据矩形桩孔的不同尺寸,在矩形抗滑桩钻机上设置对应数量并形成矩形结构的钻机,以钻挖矩形桩孔。
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