Title:
CROSS-FLOW FAN AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2021/169438
Kind Code:
A1
Abstract:
A cross-flow fan and an air conditioner comprising the cross-flow fan. The cross-flow fan comprises: a first blade portion (10), comprising a plurality of first blades (101) enclosed in a cylindrical shape and a connection ring (11) having a via hole; a second blade portion (20), comprising a plurality of second blades (201) enclosed in a cylindrical shape and a fixing portion (212) fixedly connected to one end of the plurality of second blades (201), the fixing portion (212) penetrating through the via hole (12) of the connection ring (11), so that the second blade portion (20) is coaxially sleeved in the first blade portion (10), and can move relative to the first blade portion (10) in an axial direction. By using the cross-flow fan in the air conditioner, when the cross-flow fan is dismounted, the cross-flow fan can be easily taken out from the air conditioner by adjusting the length of the cross-flow fan, and moreover, the air supply effect can also be adjusted by adjusting the length of the cross-flow fan.
Inventors:
CAI ZEYAO (CN)
JING TAO (CN)
LIU JUAN (CN)
GAO LILI (CN)
JING TAO (CN)
LIU JUAN (CN)
GAO LILI (CN)
Application Number:
PCT/CN2020/130832
Publication Date:
September 02, 2021
Filing Date:
November 23, 2020
Export Citation:
Assignee:
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD (CN)
HAIER SMART HOME CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
F04D17/04; F24F1/0025
Domestic Patent References:
| WO2018223448A1 | 2018-12-13 | |||
| WO1997002456A1 | 1997-01-23 |
Foreign References:
| CN210013831U | 2020-02-04 | |||
| KR20020041243A | 2002-06-01 | |||
| CN110118385A | 2019-08-13 | |||
| CN110005623A | 2019-07-12 | |||
| CN105326175A | 2016-02-17 | |||
| JP2004285937A | 2004-10-14 | |||
| KR20010089908A | 2001-10-15 | |||
| DE202011101591U1 | 2011-11-10 |
Attorney, Agent or Firm:
BEIJING KANGSHENG INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
Download PDF:
Previous Patent: CROSS-FLOW FAN AND AIR CONDITIONER
Next Patent: VEHICLE LAMP SYSTEM WITH MILLIMETER WAVE RADAR
Next Patent: VEHICLE LAMP SYSTEM WITH MILLIMETER WAVE RADAR