Rotary-drum granulator with fluidized bed

The utility model relates to a rotary-drum granulator with a fluidized bed, which belongs to the technical field of granulation in chemical industry. The rotary-drum granulator with a fluidized bed comprises a rotary drum, wherein a fluidized bed is arranged in the rotary drum; a fluidizing zone, a gas-distributing chamber and an fluidized-air pipeline are arranged in the fluidized bed; a molten-slurry inlet pipe is arranged below the fluidized-air pipeline, and spraying nozzles are uniformly arranged on the pipeline; 20 to 22 groups of shoveling plates are uniformly arranged on the inner wall of the rotary drum and are obliquely arranged on the rotary drum; a fluidized-air inlet and the molten-slurry inlet pipe are arranged at one end of the rotary drum, a product outlet and an end cover of a material-outlet section are arranged below the molten-slurry inlet pipe, a returned-material inlet and an end cover of a material-inlet section are arranged at the other end of the rotary drum; and air outlets are respe