Title:
CROSS-FLOW FAN BLADE AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2024/001418
Kind Code:
A1
Abstract:
A cross-flow fan blade and an air conditioner. The cross-flow fan blade comprises a plurality of vanes (1); the plurality of vanes (1) are arranged at intervals around the rotation axis of the cross-flow fan blade; the vanes (1) are provided with vane center lines (11); on the cross sections of the vanes (1), the vane center lines (11) are arc lines; from the middle position to the two end positions of each vane center line (11), the thickness of each vane (1) first gradually increases and then gradually decreases. On a flow path of airflow of the cross-flow fan blade, each thickness is distributed to form a double-hump shape, so that the separation loss of the airflow can be reduced.
Inventors:
HUANG MEILING (CN)
ZOU JIANHUANG (CN)
CHEN FUQI (CN)
HE HAOHAO (CN)
ZOU JIANHUANG (CN)
CHEN FUQI (CN)
HE HAOHAO (CN)
Application Number:
PCT/CN2023/087840
Publication Date:
January 04, 2024
Filing Date:
April 12, 2023
Export Citation:
Assignee:
GREE ELECTRIC APPLIANCES INC ZHUHAI (CN)
International Classes:
F04D29/30; F04D17/04
Foreign References:
| CN103403355A | 2013-11-20 | |||
| CN115234511A | 2022-10-25 | |||
| CN218522841U | 2023-02-24 | |||
| CN208831322U | 2019-05-07 | |||
| JP2001280292A | 2001-10-10 |
Attorney, Agent or Firm:
BEIJING XURUN LAW FIRM (CN)
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