Title:
AIR-OUT DUCT STRUCTURE, AIR-OUT PANEL AND CEILING AIR CONDITIONER INDOOR UNIT
Document Type and Number:
WIPO Patent Application WO/2020/052264
Kind Code:
A1
Abstract:
An air-out duct structure, an air-out panel and a ceiling air conditioner indoor unit. The ceiling air conditioner indoor unit comprises an air-out panel, the air-out panel comprises a panel body (1) and corner cover plates (2) provided at corners of the panel body (1), the corner cover plates (2) and the panel body (1) form an air-out duct structure, and corner air outlets of the air-out panel are formed between the corner cover plates (2) and the panel body (1). An end (21) of the corner cover plates (2) close to the center of the air-out panel is arranged closer to the center of the air-out panel than an end (11) of the panel body (1) away from the center of the air-out panel, or in a direction from the center of the air-out panel to an outer edge of the air-out panel, an end (21) of the corner cover plates (2) close to the center of the air-out panel is adjacent to the end (11) of the panel body (1) away from the center of the air-out panel. Flow guiding structures (4) can be provided between the corner cover plates (2) and the panel body (1), a part of side surfaces of the panel body (1) form first air duct walls (110), and a part of side surfaces of corner cover plates (2) form second air duct walls (210). The air-out duct structure comprises the first air duct walls (110) and the second air duct walls (210) arranged opposite each other, and air-out passages (3) are formed between the first air duct walls (110) and the second air duct walls (210). Each of the first air duct walls (110) comprises a plurality of connected concave curved surfaces along the air flow direction, the curvature radii of the plurality of concave curved surfaces are sequentially decreased in the air flow direction, and the ceiling air conditioner indoor unit has a large air-out volume.
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Inventors:
XIONG JIANGUO (CN)
LIU BOCHUN (CN)
WANG JUNYONG (CN)
HU ZHIYAO (CN)
ZENG JINGUO (CN)
GONG LIXUAN (CN)
LIU BOCHUN (CN)
WANG JUNYONG (CN)
HU ZHIYAO (CN)
ZENG JINGUO (CN)
GONG LIXUAN (CN)
Application Number:
PCT/CN2019/087353
Publication Date:
March 19, 2020
Filing Date:
May 17, 2019
Export Citation:
Assignee:
GREE ELECTRIC APPLIANCES INC ZHUHAI (CN)
International Classes:
F24F13/06; F24F1/0011; F24F7/06; F24F13/02; F24F13/20
Foreign References:
| CN106678982A | 2017-05-17 | |||
| CN104976744A | 2015-10-14 | |||
| CN102022781A | 2011-04-20 | |||
| CN107044683A | 2017-08-15 | |||
| JP2000009098A | 2000-01-11 | |||
| JP2003329295A | 2003-11-19 |
Other References:
See also references of EP 3805657A4
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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