High-rise building roof sewage treatment device

The utility model provides a sewage treatment device for a roof of a high-rise building. The sewage treatment device comprises a second water collecting tank and an electric appliance box, the connecting frame is of an inverted-U-shaped welding frame structure and is connected between bottom frame pipes on the left side and the right side of the solar water heater, and a sewage processor is installed in the middle of the connecting frame. The right side of the sewage treater is also communicated with a lifting pump through a water pipe; the collected sewage can be reasonably utilized by the device; mist-forming ejection, spraying to the inner wall of a water feeding pipe of the solar water heater; the inner wall of the water pipe is subjected to spray deashing treatment; meanwhile, due tothe appearance of atomized steam, water can be consumed slowly, and if atomized gas appears, it is proved that the roof solar water supply pipe is likely to frost-crack, has a certain investigation function, has a cleaning fu