US 12,104,313 B2
Laundry treatment apparatus
Jongryul Kim, Seoul (KR); Hyunsu Nam, Seoul (KR); and Youngsoo Kim, Seoul (KR)
Assigned to LG Electronics Inc., Seoul (KR)
Filed by LG Electronics Inc., Seoul (KR)
Filed on Feb. 11, 2021, as Appl. No. 17/173,875.
Claims priority of application No. 10-2020-0017432 (KR), filed on Feb. 13, 2020.
Prior Publication US 2021/0254267 A1, Aug. 19, 2021
Int. Cl. D06F 58/24 (2006.01); D06F 58/20 (2006.01)
CPC D06F 58/24 (2013.01) [D06F 58/206 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A laundry treatment apparatus comprising:
a cabinet that defines an external appearance of the laundry treatment apparatus, the cabinet having a base;
a drum rotatably located in the cabinet;
a driver configured to rotate the drum;
a duct that is disposed at the base and defines a circulation passage configured to communicate with the drum;
a heat pump comprising a heat exchanger that is located in the duct and configured to heat air;
a discharge unit configured to discharge water condensed by the heat exchanger; and
a water pump disposed at the base and configured to provide the water condensed by the heat exchanger to the discharge unit,
wherein the base includes:
a pump mounting unit that is defined at the base and disposed outside the duct, the water pump being disposed at the pump mounting unit,
a water collection chamber that is defined at a bottom of the duct and configured to collect the water condensed by the heat exchanger, and
a discharge hole that passes through a first side of the duct and fluidly connects the water collection chamber with the pump mounting unit, and
wherein the water collection chamber comprises:
a first discharge surface that extends in a direction of the circulation passage and is configured to guide the water toward the discharge hole, and
an additional discharge surface that protrudes upward relative to the bottom of the duct and is disposed higher than the first discharge surface, the additional discharge surface being configured to guide the water guided along the first discharge surface toward the discharge hole.