| 摘要 |
PURPOSE: A rainwater and soil inflow prevention device of a storm overflow chamber is provided to vary the position of an opening/closing plate and a balancing control stopper according to average sewage amount and control sewage inflow amount. CONSTITUTION: A rainwater and soil inflow prevention device of a storm overflow chamber comprises a frame(1), a rotary shaft, an opening/closing plate(3), a balancing control stopper(4), an opening stopper(5), and a height adjustment device. The frame is installed on a sewage inflow hole. The frame is installed with a separator(13) on the upper side thereof. The opening/closing plate is fixed in the rotary shaft to be opened and closed. The opening/closing plate opens and closes a sewage inflow hole according to the amount of the sewage. The balancing control stopper is installed in the frame. The opening stopper controls the angle. |
