Cleaning vehicle tank assembly

The utility model relates to the technical field of cleaning vehicles, in particular to a tank assembly of a cleaning vehicle. The tank comprises a tank body, an auxiliary frame and opening and closing covers, a manhole cover and a swash plate are arranged on the tank body, a plurality of connecting pieces are arranged at the side end of the auxiliary frame, and a plurality of opening and closing covers are connected to the tank body through hinges. The swash plate is arranged in the tank body, so that the running stability of the watering cart can still be ensured under the impact and oscillation of water in the tank body. The manhole cover is arranged on the tank body, so that personnel can enter the water tank to perform cleaning and disinfection operation. And a ladder stand is arranged for climbing the top of the water tank to enter the manhole cover for overhauling and cleaning. The auxiliary frame is arranged at the bottom end of the tank body assembly and used for auxiliary connection of the tank body