| 摘要 |
PROBLEM TO BE SOLVED: To provide a tool for easily washing bottom sand to solve the problem that to remove dirt from bottom sand used in a water tank, people have to put the bottom sand and water in a plastic bucket to repeatedly rub the grains of the bottom sand together directly with the hands and drain the bottom sand, and therefore the repeated rubbing and draining take time and the water is cold in winter.SOLUTION: A tool for easily washing bottom sand includes: a stirrer which has a handle for forward and reverse operation with both hands in the upper part of a stirring shaft and has paddles for stirring bottom sand in a plastic bucket in the lower part; and a draining plate which has holes of the size not allowing the bottom sand to pass through them and which is fastened to the plastic bucket with fasteners.SELECTED DRAWING: Figure 1 |
