Dustproof water mist spraying device for construction site

The utility model discloses a dustproof water mist spraying device for a construction site, and relates to the technical field of spraying devices. Comprising a water tank, a pump machine is fixedly connected to the center of the bottom in the water tank, a water pipe is fixedly connected to the output end of the pump machine, the top of the water pipe is fixed to the top in the water tank, a driving assembly is arranged at the bottom of the water tank and comprises a self-locking motor, and the self-locking motor is fixed to the first side of the top of the water tank; the two ends of the bottom of the water tank are each fixedly connected with a pair of connecting plates. Through remote control of a user, the self-locking motor is started to drive the first belt wheel to rotate, the first belt wheel drives the second belt wheel to rotate through the transmission belt, the second belt wheel drives the rotating shaft, the first bevel gear, the second bevel gear and the rotating rod to rotate, and meanwhile th