Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Ultra-deep vibro-replacement gravel pile drilling machine and construction method thereof
The invention discloses an ultra-deep vibro-replacement gravel pile drilling machine and a construction method thereof, the ultra-deep vibro-replacement gravel pile drilling machine is suitable for the technical field of vibro-replacement method foundation treatment, the ultra-deep vibro-replacement gravel pile drilling machine comprises a telescopic guide rod, a pile frame, a vibro-replacement device and a traction piece, the telescopic guide rod comprises an outer guide rod, an inner guide rod and a middle guide rod, and the vibro-replacement device is arranged at the front end of the inner guide rod; the traction piece can penetrate into the inner guide rod to be connected with the vibroflot, an upper retainer and a lower retainer are arranged at the upper end and the lower end of a stand column of the pile frame respectively, and the upper end and the lower end of the outer guide rod are correspondingly connected with the upper retainer and the lower retainer respectively; the lower retainer is provided with a size-adjustable clamping part so as to selectively clamp the outer guide rod, the inner guide rod or the middle guide rod, the outer guide rod and the inner guide rod are in clearance fit with the middle guide rod, annular grooves are formed in the peripheries of the upper ends of the inner guide rod and the middle guide rod, and semi-ring keys can be inserted into the annular grooves; and the semi-ring key clamps the inner guide rod and the middle guide rod or clamps the outer guide rod and the middle guide rod. By using the device, the vibroflotation hole forming effect of the vibroflotation device can be effectively improved.
本发明公开了一种超深振冲碎石桩钻机及其施工方法，适用于振冲法地基处理技术领域，超深振冲碎石桩钻机包括：伸缩导杆、桩架、振冲器以及牵引件，伸缩导杆包括外导杆、内导杆以及中间导杆，振冲器设于内导杆的前端，牵引件可穿入内导杆与振冲器连接，桩架的立柱上下端分别设有上保持器和下保持器，外导杆的上下端分别与上保持器、下保持器对应连接；下保持器设有尺寸可调的夹持部、以选择性夹紧外导杆、内导杆或中间导杆，外导杆和内导杆均与中间导杆间隙配合，内导杆和中间导杆的上端外周部均设有环形槽，环形槽内可插入半环键，半环键卡紧内导杆和中间导杆或卡紧外导杆和中间导杆。通过使用本装置，可有效提高振冲器的振冲成孔效果。
Ultra-deep vibro-replacement gravel pile drilling machine and construction method thereof
The invention discloses an ultra-deep vibro-replacement gravel pile drilling machine and a construction method thereof, the ultra-deep vibro-replacement gravel pile drilling machine is suitable for the technical field of vibro-replacement method foundation treatment, the ultra-deep vibro-replacement gravel pile drilling machine comprises a telescopic guide rod, a pile frame, a vibro-replacement device and a traction piece, the telescopic guide rod comprises an outer guide rod, an inner guide rod and a middle guide rod, and the vibro-replacement device is arranged at the front end of the inner guide rod; the traction piece can penetrate into the inner guide rod to be connected with the vibroflot, an upper retainer and a lower retainer are arranged at the upper end and the lower end of a stand column of the pile frame respectively, and the upper end and the lower end of the outer guide rod are correspondingly connected with the upper retainer and the lower retainer respectively; the lower retainer is provided with a size-adjustable clamping part so as to selectively clamp the outer guide rod, the inner guide rod or the middle guide rod, the outer guide rod and the inner guide rod are in clearance fit with the middle guide rod, annular grooves are formed in the peripheries of the upper ends of the inner guide rod and the middle guide rod, and semi-ring keys can be inserted into the annular grooves; and the semi-ring key clamps the inner guide rod and the middle guide rod or clamps the outer guide rod and the middle guide rod. By using the device, the vibroflotation hole forming effect of the vibroflotation device can be effectively improved.
本发明公开了一种超深振冲碎石桩钻机及其施工方法，适用于振冲法地基处理技术领域，超深振冲碎石桩钻机包括：伸缩导杆、桩架、振冲器以及牵引件，伸缩导杆包括外导杆、内导杆以及中间导杆，振冲器设于内导杆的前端，牵引件可穿入内导杆与振冲器连接，桩架的立柱上下端分别设有上保持器和下保持器，外导杆的上下端分别与上保持器、下保持器对应连接；下保持器设有尺寸可调的夹持部、以选择性夹紧外导杆、内导杆或中间导杆，外导杆和内导杆均与中间导杆间隙配合，内导杆和中间导杆的上端外周部均设有环形槽，环形槽内可插入半环键，半环键卡紧内导杆和中间导杆或卡紧外导杆和中间导杆。通过使用本装置，可有效提高振冲器的振冲成孔效果。
Ultra-deep vibro-replacement gravel pile drilling machine and construction method thereof
一种超深振冲碎石桩钻机及其施工方法
QIAN HUANYUN (Autor:in) / HE QINGHUA (Autor:in) / ZHU JIANXIN (Autor:in) / ZHU ZHENXIN (Autor:in) / LIU XICHANG (Autor:in) / CHEN ZILIN (Autor:in) / QU LEHONG (Autor:in) / LIU XIANG (Autor:in)
24.10.2023
Patent
Elektronische Ressource
Chinesisch
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