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    • 10. 发明公开
    • APPARATUS FOR TREATING LAUNDRY AND CONTROL METHOD THEREFOR
    • EP3889342A1
    • 2021-10-06
    • EP21165857.0
    • 2021-03-30
    • LG Electronics Inc.
    • CHO, KichulLEE, YoungjaeSIM, Inbo
    • D06F58/24D06F58/45D06F58/20
    • Disclosed are a laundry treating apparatus including: a drum providing a space for storing laundry therein; a duct discharging air in the drum to an outside of the drum and resupplying the discharged air into the drum; a heat exchanger provided within the duct to dehumidify air and heat the dehumidified air; a water collecting part storing water removed from air passing through the heat exchanger; a spray part removing foreign material by spraying water to the heat exchanger; a pump having a pump housing connected to the water collecting part, first and second pump outlets provided to the pump housing, and an impeller moving water in the pump housing to the first pump outlet; a drainage having a drainage housing, a housing connecting pipe connecting the second pump outlet and the drainage housing to each other, a drain pipe for discharging water in the drainage housing, and a drain valve controlling opening/closing of the drain pipe; and a flow path switch having a switch housing connected to the first pump outlet, a first supply pipe connecting the switch housing to the spray part, a second supply pipe connecting the switch housing to the drain pipe, and a switch valve controlling opening/closing of the first supply pipe and the second supply pipe, and method for controlling the same.