DRYER AND CONTROL METHOD THEREFOR

摘要

A dryer and a control method therefor. The dryer comprises a barrel body (10), an accommodating space (200) disposed in the barrel body (10) and used for receiving clothes, a water discharging branch, and a sealed heating internal circulating system. The sealed heating internal circulating system comprises: an air passage (301), a fan (303) used for driving an air flow from a hot air inlet (201) to a hot air outlet (202) through the air passage (301), and a heater (302) used for heating the air flow. The sealed heating internal circulating system (201, 202) is introduced into the barrel body (10) at the hot air inlet (201) and the hot air outlet (202) thereof. The dryer also comprises an external circulating system. The external circulating system comprises an air exhausting opening (203) connecting to an external air exhausting pipeline (40), and an opening and closing apparatus used for opening and closing the air exhausting opening (203).