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Drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine and construction method
The invention discloses a drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine and a construction method, and relates to the technical field of branch pile machine equipment.The drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine comprises an inner pipe and an outer pipe, the inner pipe is slidably installed in the outer pipe, a drill bit is installed at the bottom of the inner pipe, a slurry pump is installed at the top of the inner pipe, and a two-way hydraulic pump is installed on the inner pipe; a lifting hole is formed in the inner pipe, a driving rod is slidably mounted in the lifting hole, a through groove I is formed in the outer wall of the inner pipe, a through groove II is formed in the inner wall of the inner pipe, the through groove I and the through groove II are both communicated with the lifting hole, a connecting block is mounted in the through groove I, and a connecting rod is mounted in the connecting block; a lower dredging arm is slidably installed in the second through groove, one end of the lower dredging arm is hinged to the driving rod, the other end of the lower dredging arm is hinged to an upper dredging arm, and one end of the upper dredging arm is hinged to the inner wall of the inner pipe. The pile foundation hole dredging device has the effect of conveniently dredging the inner pipe in the pile foundation hole.
本申请公开了钻、扩、清一体式反循环旋转挤扩支盘桩机及施工工法，涉及支盘桩机设备技术领域，其包括内管和外管，内管滑动安装于外管内，内管底部安装有钻头，内管顶部安装有泥浆泵，内管上安装有双向液压泵，双向液压泵上铰接有下旋扩臂，下旋扩臂上铰接有上旋扩臂，上旋扩臂铰接于外管，内管内开设有升降孔，升降孔内滑动安装有驱动杆，内管外壁开设有通槽一，内管内壁开设有通槽二，通槽一和通槽二均连通于升降孔，通槽一内安装有连接块，连接块用于连接驱动杆和下活塞杆，通槽二内滑动安装有下疏通臂，下疏通臂一端铰接于驱动杆，另一端铰接有上疏通臂，上疏通臂的一端铰接于内管的内壁。本申请具有便于在桩基孔内对内管进行疏通的效果。
Drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine and construction method
The invention discloses a drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine and a construction method, and relates to the technical field of branch pile machine equipment.The drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine comprises an inner pipe and an outer pipe, the inner pipe is slidably installed in the outer pipe, a drill bit is installed at the bottom of the inner pipe, a slurry pump is installed at the top of the inner pipe, and a two-way hydraulic pump is installed on the inner pipe; a lifting hole is formed in the inner pipe, a driving rod is slidably mounted in the lifting hole, a through groove I is formed in the outer wall of the inner pipe, a through groove II is formed in the inner wall of the inner pipe, the through groove I and the through groove II are both communicated with the lifting hole, a connecting block is mounted in the through groove I, and a connecting rod is mounted in the connecting block; a lower dredging arm is slidably installed in the second through groove, one end of the lower dredging arm is hinged to the driving rod, the other end of the lower dredging arm is hinged to an upper dredging arm, and one end of the upper dredging arm is hinged to the inner wall of the inner pipe. The pile foundation hole dredging device has the effect of conveniently dredging the inner pipe in the pile foundation hole.
本申请公开了钻、扩、清一体式反循环旋转挤扩支盘桩机及施工工法，涉及支盘桩机设备技术领域，其包括内管和外管，内管滑动安装于外管内，内管底部安装有钻头，内管顶部安装有泥浆泵，内管上安装有双向液压泵，双向液压泵上铰接有下旋扩臂，下旋扩臂上铰接有上旋扩臂，上旋扩臂铰接于外管，内管内开设有升降孔，升降孔内滑动安装有驱动杆，内管外壁开设有通槽一，内管内壁开设有通槽二，通槽一和通槽二均连通于升降孔，通槽一内安装有连接块，连接块用于连接驱动杆和下活塞杆，通槽二内滑动安装有下疏通臂，下疏通臂一端铰接于驱动杆，另一端铰接有上疏通臂，上疏通臂的一端铰接于内管的内壁。本申请具有便于在桩基孔内对内管进行疏通的效果。
Drilling, expanding and cleaning integrated reverse circulation rotary squeezing and expanding branch pile machine and construction method
钻、扩、清一体式反循环旋转挤扩支盘桩机及施工工法
WANG HUIDONG (author) / LI YUANGUO (author) / XIA YOUJIN (author) / LI SHENGNIAN (author)
2022-11-01
Patent
Electronic Resource
Chinese
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