Vacuum siphon water-passing power generation device

The utility model provides a vacuum siphon water-passing power generation device, comprising a water turbine generator set; big, small joints; a water-passing pipe; a support rack; a flange; a suction tube; a buffer tank; an air inlet valve; a vacuum pump and a filter. The vacuum siphon water-passing power generation device is mounted on the dam. On one hand, the water at the high-level of the dam is conveniently and reliably conveyed to the lower-level, on the other hand, the water-level potential energy is used for generate the power, so as to play a great role in aspects of flood control, tide protection, flood drainage, irrigation, water supply, environmental protection and water power generation.