Air dust purifier

The utility model discloses an air dust purifying machine which solves the problems that an air dust purifying machine mainly comprises a spray head, a water pipe and a water pump, water is supplied to the water pipe through the water pump, water is sprayed out of water mist through the spray head, a dust falling function is achieved through the water mist, but the water mist is diffused in a large area and falls on the body of a worker to wet clothes. The dust collection device comprises a supporting leg, a bottom plate is fixed to the top end of the supporting leg, a side plate is installed at the top end of the bottom plate, a rotating shaft is connected to the top of the side plate, and a guide support is installed at one end of the rotating shaft. Air purification is carried out in a dust washing mode, large-area diffusion of water mist can be avoided, clothes of workers are prevented from being wetted, meanwhile, equipment circuit faults caused by the water mist are avoided, a large amount of air dust c