Sedimentation pool dredging discharging process and sedimentation pool dredging discharging equipment

The invention relates to a cleaning technology for sedimentation pools in municipal engineering, and provides a municipal engineering sedimentation pool dredging discharging process, which comprises:preparation of dredging discharging tools, and dredging discharging, wherein the dredging discharging tools comprise a winch, an air compressor, a high-pressure water pump and a multifunctional dredging discharging pipe, the multifunctional dredging discharging pipe comprises a dredging discharging hard pipe, a high-pressure water-gas mixing ejector, a gas inlet soft pipe and a water-gas mixing input soft pipe, the end of the high-pressure water-gas mixing ejector with a built-in annular water-gas mixing ejection pipe is connected to the dredging discharging hard pipe, the air compressor and high-pressure water pump are communicated to the water-gas mixing ejection pipe through the water-gas mixing input soft pipe, a L-shaped water-gas mixing input pipe and a water-gas mixing input hole onthe side wall, and the ai