SAND ELIMINATING DEVICE FOR SAND SEDIMENTATION POND

摘要

PROBLEM TO BE SOLVED: To provide a sand eliminating device for a sand sedimentation pond arranging a proper sand collecting nozzle, setting an injection direction and having a pond bottom shape so that it can perform a sand collection efficiently without any sedimentary sand even in the case where a sand collection is performed by injection water of a low pressure.;SOLUTION: A sand collection nozzle 24d having a nozzle injection shape of an enlarged aperture is positioned over a water surface so that an injection angle is enlarged to reduce the residue of sand by bringing injection water from the sand collection nozzle 24d into the performance movable accessory against the wall face of a sedimentation pond 1.;SELECTED DRAWING: Figure 5;COPYRIGHT: (C)2018,JPO&INPIT