| 摘要 |
PURPOSE: A non-power automatic washing device for a sewer conduit is provided to prevent sediments from being deposited in a sewer conduit without using additional energy. CONSTITUTION: A non-power automatic washing device for a sewer conduit comprises a housing(40), a gate(30), a telescopic protector(20), a float(10), and an elastic body(50). The housing is fixed to the top end of an outlet port of a manhole. The gate is ascended to the inside the housing and opens and closes the outlet port of manhole. The telescopic protector is fixed to the top of the gate and is composed of multiple protectors(21,22,23,24). The float is fixed to the top of the telescopic protector and has uniform buoyancy. The elastic body is inserted into the telescopic protector and is connected to the top of the gate and the bottom of the float. |
