US 12,256,684 B2
Plant cultivation apparatus
Ki Young Lim, Seoul (KR); and Tae Yang Lee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/771,164
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Aug. 12, 2020, PCT No. PCT/KR2020/010694
§ 371(c)(1), (2) Date Apr. 22, 2022,
PCT Pub. No. WO2021/080139, PCT Pub. Date Apr. 29, 2021.
Claims priority of application No. 10-2019-0131606 (KR), filed on Oct. 22, 2019.
Prior Publication US 2022/0361419 A1, Nov. 17, 2022
Int. Cl. A01G 9/24 (2006.01)
CPC A01G 9/247 (2013.01) [A01G 9/246 (2013.01); A01G 9/249 (2019.05)] 20 Claims
OG exemplary drawing
 
1. A plant cultivation apparatus comprising:
a cabinet comprising a cultivation room and a door for opening and closing of the cultivation room;
a water supply module comprising a water tank positioned at a bottom in the cabinet, a water pump positioned at a rear of the water tank and pumping supply water stored in the water tank, and a first inlet hose guiding a flow of the supply liquid;
a first bed positioned above the water supply module and including a groove that is recessed from an upper surface of the first bed, the groove receiving the supply water from the water supply module;
a pod seated on the upper surface of the first bed and receiving the supply water from the groove;
a first lighting module positioned above the first bed and providing lighting for plant cultivation;
a machine chamber frame provided in a lower side of the cabinet and providing a machine chamber, the machine chamber frame including a bottom plate first and second side surface plates, and a rear surface plate;
a partition coupled to the bottom plate of the machine chamber frame to divide the machine chamber into an air inflow side between the partition and the first side surface plate, and an air outflow side between the partition and the second side surface plate, the air inflow side and the air outflow side communicating with each other between the partition and the rear surface plate;
an air conditioning module that controls a temperature in the cultivation room, the air conditioning module including an evaporator provided in front of a rear wall surface in the cabinet, and a compressor and a condenser, the condenser being provided in the air inflow side of the machine chamber, and the compressor being provided in a flow path of air that has passed through the condenser; and
a circulation fan assembly positioned in the cabinet and circulating air in the cultivation room,
wherein the circulation fan assembly includes:
a partition wall provided between the evaporator and the cultivation room, the partition wall defining a lower opening between a lower edge of the partition wall and the first bed, and an upper opening between an upper edge of the partition wall and the first lighting module; and
a circulation fan provided between the partition wall and the evaporator, the circulation fan being configured to suction air from the cultivation room through the lower opening, and to blow air from the evaporator into the cultivation room through the upper opening.