Title:
CENTRIFUGAL FAN AND REFRIGERATOR HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2017/211073
Kind Code:
A1
Abstract:
A centrifugal fan and a refrigerator having same. A centrifugal fan (100) comprises a housing (20) that has a bottom housing part (21), a periphery wall part (22), and a cover part (23). An air inlet is formed in the cover part (23). A plurality of air outlets is formed in the periphery wall part (22). A centrifugal impeller (30) is disposed in the housing (20) and is configured to enable an airflow to flow into the housing (20) from the air inlet and flow out of the housing (20) through one or more of the plurality of air outlets. An adjusting part (40) is provided with one or more shielding parts (41). The adjusting part (40) is rotatably disposed in the housing (20) and is used for enabling the one or more shielding parts (41) to fully shield, partially shield, or fully expose each air outlet at different rotation positions, so that the respective air outlet areas of the plurality of air outlets are adjusted. A motor (50) is disposed in the housing (20). A transmission mechanism (60) is disposed in the housing (20) and is configured to transmit rotary motion output by the motor (50) to the adjusting part (40). The centrifugal fan is capable of reasonably supplying air in multiple directions simultaneously.
Inventors:
CHENG XUELI (CN)
FEI BIN (CN)
LIU JIANRU (CN)
FEI BIN (CN)
LIU JIANRU (CN)
Application Number:
PCT/CN2016/113937
Publication Date:
December 14, 2017
Filing Date:
December 30, 2016
Export Citation:
Assignee:
QINGDAO HAIER JOINT STOCK CO LTD (CN)
International Classes:
F25D17/00; F25D29/00
Foreign References:
| CN205002486U | 2016-01-27 | |||
| CN205002485U | 2016-01-27 | |||
| CN205014737U | 2016-02-03 | |||
| CN106089757A | 2016-11-09 | |||
| US5212962A | 1993-05-25 | |||
| KR20070072239A | 2007-07-04 |
Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
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