Spraying machine for dust treatment

The utility model discloses a sprayer for dust treatment, relates to the technical field of sprayers, aims to solve the problem that scale in a water tank is not easy to clean, and adopts the technical scheme that the sprayer comprises a water storage tank, a mounting box is fixedly connected to the end face of the water storage tank, a mounting frame is fixedly connected to the end face of the mounting box, and a sprayer is rotatably connected to the mounting frame; two scrapers are connected into the water storage tank in a sliding mode, the two sides of each scraper abut against the inner wall of the water storage tank, the top ends of the two scrapers are fixedly connected with sliding rods extending into the installation box, two sliding grooves facilitating sliding of the sliding rods are formed in the end face of the water storage tank, and a driving piece used for driving the sliding rods to move is arranged in the installation box. At the moment, the driving piece drives the sliding rod and the scrap