Waterway system of cleaning vehicle

The utility model relates to the technical field of cleaning vehicles, in particular to a waterway system of a cleaning vehicle. The device comprises a water cannon pipeline, a connecting pipeline, a hedging pipeline, a water pumping pipeline, a tank body and a water drainage pipeline, a water cannon is arranged on the water cannon pipeline, the water cannon pipeline is communicated with the connecting pipeline, a plurality of hedges are arranged on the hedging pipeline, a water pumping connector and a water pump are arranged on the water pumping pipeline, the water pump is communicated with the connecting pipeline, and a water inlet is formed in the tank body. And the drainage pipeline is connected with the tank body and is provided with a drainage valve. The filters are arranged on the water inlet and the water pumping pipeline to filter water during water feeding, so that the quality of the water is improved, and the water sprayed by the cleaning vehicle is ensured to meet the road cleaning and spraying re