Electric sanitation vehicle with air purification function

The electric sanitation vehicle with the air purification function comprises an electric vehicle, a filtering box and a collecting box are arranged in a compartment of the electric vehicle in a separated mode, a filtering plate is installed between the filtering box and the collecting box, a storage device is fixedly installed at the upper end of the filtering box, and a purification liquid box and a water box are fixedly installed at the upper end of the collecting box. A water suction pump is installed at the upper end of the storage device, garbage can be stored through the garbage can, and sewage attached in the garbage can flow into the filter box through a plurality of leakage holes to be filtered. The water pump can pump water from the water tank and spray the ground through the multi-nozzle spray pipe and the high-pressure spray head, meanwhile, the air pump can absorb odor in the garbage can through the air hood, and then the odor is conveyed into the purification liquid tank through the exhaust pipe