Spraying device for building decoration

The utility model discloses a spraying device for building decoration, which comprises a bearing body, a liquid storage tank and a pump body are fixedly mounted at the upper end of the bearing body, symmetrical electric cylinders are fixedly mounted at the right end of the bearing body, a first fixing plate is fixedly mounted at the upper ends of telescopic rods of the electric cylinders, and a motor is fixedly mounted at the upper end of the first fixing plate. The lower end of an output shaft of the motor penetrates through the first fixing plate and extends to the position below the first fixing plate, a lead screw is fixedly connected to the lower end of the output shaft of the motor, a screw sleeve is movably arranged on the outer wall of the lead screw, and a second fixing plate is fixedly installed on the outer wall of the screw sleeve. By arranging the liquid storage tank, the pump body, the liquid spraying pipe and the spraying head, the spraying effect of the device on a wall is achieved, by arrangi