Title:
OUTDOOR UNIT OF AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2019/182387
Kind Code:
A1
Abstract:
The present invention relates to an outdoor unit of an air conditioner. An outdoor unit of an air conditioner, according to the present invention, comprises: a cabinet, which includes circumferential surfaces respectively arranged to be vertical in four directions and an upper surface arranged at the upper side thereof that is vertical to each circumferential surface, has suction ports respectively formed on two surfaces, formed in a first direction and a second direction facing each other, of the circumferential surfaces, and on one surface thereof formed in a third direction that is vertical to the first direction and the second direction, and has a discharge port formed on the upper surface; a heat exchanger disposed on the inner side of the cabinet, having the suction port, so as to allow heat to be exchanged between air flowing into the cabinet and a refrigerant; a blower fan disposed on the inner side of the cabinet, having the discharge port, so as to allow the air having been heat-exchanged in the heat exchanger to flow to the discharge port; and an orifice disposed to be spaced from the outer circumference of the blower fan so as to form a flow path of the air flowing by means of the blower fan, wherein the orifice includes: a reduced part into which the air flowing inside the cabinet flows and at which a cross sectional area of the flow path is reduced in the flow direction of the air; a maintenance part disposed on the downstream side of the reduced part, and at which the cross sectional area of the flow path is maintained in the flow direction of the air; and an expanded part which is disposed on the downstream side of the maintenance part, and at which the cross sectional area of the flow path is increased in the flow direction of the air, and the height of the maintenance part is gradually reduced along the circumferential surface of the orifice toward the third direction from the fourth direction that is opposite to the third direction.
Inventors:
KIM TAEJUN (KR)
CHOI SEOKHO (KR)
OH SIYOUNG (KR)
CHOI SEOKHO (KR)
OH SIYOUNG (KR)
Application Number:
PCT/KR2019/003327
Publication Date:
September 26, 2019
Filing Date:
March 21, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F24F1/48; F24F1/56; F24F13/08
Foreign References:
| KR20170059936A | 2017-05-31 | |||
| JP2000018198A | 2000-01-18 | |||
| JP6153029B2 | 2017-06-28 | |||
| JP2006077585A | 2006-03-23 | |||
| KR20150075934A | 2015-07-06 |
Other References:
See also references of EP 3770516A4
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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