Fecha de publicación: 10/08/2021 Fuente: Wipo Tobacco Agriculture The utility model discloses a three-section type tobacco drying device capable of stabilizing temperature and preserving moisture, which relates to the technical field of tobacco drying and comprises a drying machine, the drying machine is connected to the middle of a supporting seat through bolts, and the end of a drying box of the drying machine is connected to the upper end of the supporting seat through bolts. The tobacco drying device has the advantages that the humidifying device and the temperature stabilizing device are additionally arranged in the drying box, the humidifying device is used for conducting humidity supplementing treatment on the portion which is dried earlier, stable drying of tobacco is maintained, the temperature stabilizing device is used for stabilizing the temperature of the portion which is dried earlier, and the temperature stabilizing device is used for stabilizing the temperature of the portion which is dried earlier. Meanwhile, a temperature stabilizing device is additionally arranged, when the dehumidification heat pump works, the temperature angle of the face, back to the dehumidification heat pump, of the tobacco placing frame is increased, part of heat and the part with the low temperature can be taken away when the dehumidification heat pump exhausts air, and the drying efficiency is low, so that the temperature stabilizing device is additionally arranged to supplement heat lost in the drying box when the dehumidification heat pump works; the tobacco is stably dried.