Movable spraying maintenance device for plastering of outer wall surface

The utility model discloses an outer wall surface plastering movable spraying maintenance device which comprises a bottom plate, a water tank is installed on the upper end face of the bottom plate, a lifting mechanism is installed on the upper end face of the water tank, and the lifting mechanism comprises two fixing plates which are installed on the upper end face of the water tank and distributed left and right. Water flow is guided into two spraying pipes through a water inlet pipe by starting a water pump, so that the two spraying pipes conduct spraying maintenance on the wall face, meanwhile, the position of a lifting plate can be adjusted by starting a first electric push rod and a second electric push rod, and meanwhile when the lifting plate moves, a fixing block and the second electric push rod can be driven to move; and then a second electric push rod can push a fixing rod to move, so that the fixing rod drives a water passing pipe and two spraying pipes to move, the heights of the two spraying pipe