Air supply device for cleaning vehicle

The utility model discloses an air supply device for a cleaning vehicle to provide an air source for a vehicle-mounted pneumatic device of the cleaning vehicle. The air supply device comprises a vehicle frame body which is provided with a gearbox, a clean water tank, and a reel apparatus disposed on a tail part of the clean water tank, and is further provided with an air supply device comprising the gearbox, an air pump and an air reservoir, wherein the gearbox is connected with the air pump through a transmission shaft disposed on a power takeoff window of the gearbox, the air pump is connected to the air reservoir through an air pipe, and the air reservoir is connected with the pneumatic device through an air pipe. According to the air supply device for the cleaning vehicle, the problems that cleaning efficiency of conventional cleaning vehicles is low and labor intensity of operators of the conventional cleaning vehicles is raised because the conventional cleaning vehicles do not have the air supply device