| 摘要 |
PURPOSE: An automatic rainwater blocking device is provided to automatically prevent rainwater from flowing into a sewage disposal plant. CONSTITUTION: An automatic rainwater blocking device comprises a body unit(110), a fixed pipeline(120), a rotary pipeline(130), an overflow storage unit, and a weight control unit(150). The body unit comprises an inlet nozzle(111), an upper discharge nozzle(112), and a lower discharge nozzle(113). The fixed pipeline is fixed to the inside the body unit and is connected to the inlet nozzle. Sewage and rainwater flows into the inside the fixed pipeline. The fixed pipeline comprises a first outlet(121) and an overflow outlet(122). The rotary pipeline is coupled to the fixed pipeline and is rotated around a rotary shaft(C). The rotary pipeline comprises a second outlet(131). The overflow storage unit is fixed to the outside the fixed pipeline to be connected to the overflow outlet of the fixed pipeline and comprises an overflow pipeline and an overflow storage tank(143).
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