Dust falling device for organic fertilizer production

The utility model belongs to the technical field of dust falling devices for organic fertilizer production, and particularly relates to a dust falling device for organic fertilizer production, which comprises a structural box, a dust falling device is mounted on the structural box; mounting grooves are symmetrically formed in the two side faces of the structural box. A spray pipe is inserted into the mounting groove; nozzles are fixedly connected to the side face, inserted into the structural cavity, of the spraying pipe at equal intervals. The side face, away from the nozzle, of the spraying pipe is fixedly connected with a connecting plate. A connecting pipe is mounted at the top of the water tank; a booster pump is mounted on the connecting pipe; an auxiliary device is mounted on the structural box; the section of the rotating shaft is sleeved with a fixing cylinder. A brush is mounted on the arc surface of the outer side of the fixed cylinder; and through the action of the dust falling device and the auxi