| 摘要 |
PROBLEM TO BE SOLVED: To provide a joint soil spraying machine effectively preventing leakage of joint soil and achieving the joint soil transfer function together with stabilized installation of the joint soil spraying machine by a simple structure. SOLUTION: This joint soil spraying machine is provided with a hopper 1 storing and keeping the joint soil, a joint soil discharging outlet 11 on the lower part at a side of the hopper, a rotatable joint soil discharging screw 2 having a spiral discharging plate 22 on the side face of a lateral shaft 21 with a tip protruding from the joint soil discharging outlet 11, and a supporting stand 3 supporting the hopper 1 so that the joint soil discharging outlet 11 locates at a height where the joint soil is discharged. The machine is also provided with a clogging detecting sensor 4 on an adjacent site of the joint soil discharging outlet 11 and a regulating means 5 for regulating the rotation of the screw 2 when detecting the clogging. COPYRIGHT: (C)2006,JPO&NCIPI
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