The utility model discloses an add heat sterilization device among dynamic rotation sterilizer in the sterilizer field, include: frame and barrel, the both ends branch of barrel is equipped with feed inlet and discharge gate, is provided with spiral material guiding groove on the barrel inner wall, and barrel movable support is connected in the frame and with the drive assembly of setting in the frame for the material that gets into in the rotatory barrel from the feed inlet removes to the discharge gate direction along spiral material guiding groove gradually, the surface cladding of barrel has the heating plate, and the heating plate passes through brush and external circuit connection, and external circuit can make it generate heat to the heating plate circular telegram to the heating barrel, still be provided with the steam generation subassembly of ability steam raising in the frame, the output of steam generation subassembly is connected with the inside sterilization tube of barrel, and the last interval of sterilization tube is provided with a plurality of gas pockets that are used for releasing steam. The utility model has the advantages of the powder is heated evenly, is difficult for to agglomerate, mass production is hanged down, is applicable to in the energy resource consumption.