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Positive and negative drilling rotary expansion branch pile machine and internal circulation hole cleaning construction method thereof
The invention discloses a forward and reverse drilling rotary expanding branch pile machine and an internal circulation hole cleaning construction method thereof, and belongs to the technical field of forming of pouring branch piles, the forward and reverse drilling rotary expanding branch pile machine comprises a rack, a hydraulic column and a slurry pump, an inner pipe is fixedly arranged in the hydraulic column in a penetrating mode, a liquid inlet of the slurry pump communicates with one end of the inner pipe, and an outer pipe is arranged at the bottom of a penetrating hole in a penetrating mode; a drill bit is fixedly arranged on the outer pipe, a slurry channel is formed in the drill bit, and the slurry channel is communicated with the outer pipe. The construction method has the effects that the working efficiency can be improved, and thus the construction period can be shortened.
本申请公开了正反钻旋扩支盘桩机及其内循环清孔施工方法，属于灌注支盘桩的成型技术领域，其包括机架、液压柱以及泥浆泵，所述液压柱内穿设固定有内管，所述泥浆泵的进液口连通于内管的一端，所述穿孔的底部穿设有外管，所述外管上固定设置有钻头，所述钻头内开设有泥浆通道，所述泥浆通道与所述外管相连通。本申请具有能够提高工作效率，从而能够节约工期的效果。
Positive and negative drilling rotary expansion branch pile machine and internal circulation hole cleaning construction method thereof
The invention discloses a forward and reverse drilling rotary expanding branch pile machine and an internal circulation hole cleaning construction method thereof, and belongs to the technical field of forming of pouring branch piles, the forward and reverse drilling rotary expanding branch pile machine comprises a rack, a hydraulic column and a slurry pump, an inner pipe is fixedly arranged in the hydraulic column in a penetrating mode, a liquid inlet of the slurry pump communicates with one end of the inner pipe, and an outer pipe is arranged at the bottom of a penetrating hole in a penetrating mode; a drill bit is fixedly arranged on the outer pipe, a slurry channel is formed in the drill bit, and the slurry channel is communicated with the outer pipe. The construction method has the effects that the working efficiency can be improved, and thus the construction period can be shortened.
本申请公开了正反钻旋扩支盘桩机及其内循环清孔施工方法，属于灌注支盘桩的成型技术领域，其包括机架、液压柱以及泥浆泵，所述液压柱内穿设固定有内管，所述泥浆泵的进液口连通于内管的一端，所述穿孔的底部穿设有外管，所述外管上固定设置有钻头，所述钻头内开设有泥浆通道，所述泥浆通道与所述外管相连通。本申请具有能够提高工作效率，从而能够节约工期的效果。
Positive and negative drilling rotary expansion branch pile machine and internal circulation hole cleaning construction method thereof
正反钻旋扩支盘桩机及其内循环清孔施工方法
ZHU XIAOQIANG (author) / LYU FENG (author) / JI QIXING (author)
2023-08-29
Patent
Electronic Resource
Chinese
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