Basement waterproof paint spraying device with gas purification function

The basement waterproof paint spraying device with the gas purification function comprises a paint barrel and a driving wheel which are installed at the upper end and the lower end of a movable platform respectively, a connecting shaft is arranged in the paint barrel, a material conveying auger is arranged on the outer wall of the connecting shaft, and a connecting pipe is communicated with the paint barrel and a spraying head below the movable platform. An air inlet hole is formed in the lower surface of the fixed pipe sleeving the outer side of the spray head, the exhaust pipe communicates with the fixed pipe and a purifying device at the top of the coating barrel, the air inlet pipe communicates with the purifying device and a connecting cavity formed in the protective cover, and a movable shaft and a fixed shaft horizontally penetrate through the two sides of the protective cover correspondingly; according to the paint spraying device, peculiar smell generated by paint spraying is purified, the drying spe