CLOTHING DRYER

摘要

PURPOSE: A clothing dryer is provided to enhance the hot wind generating efficiency of the dryer by including a preheating unit. CONSTITUTION: A drying tub accepts a dried target object, and a hot wind duct supplies hot wind to the dying tub. The hot wind duct comprises a heating unit(200) and a hot wind supplying unit. The heating unit heats the inflow air, and the hot wind supplying unit connects the heating unit to the drying tub. The heating unit comprises a heating unit(210) and a second heating unit(230). The first heating unit includes a heater, and the second heating unit encloses the inlet and outlet of the first heating unit.