Title:
FRESH AIR INDOOR AIR CONDITIONER UNIT
Document Type and Number:
WIPO Patent Application WO/2019/149256
Kind Code:
A1
Abstract:
A fresh air indoor air conditioner unit (10) comprises a housing (100) and a fresh air device (200). The fresh air device (200) comprises an air inlet module (210) and a fan module (220) communicating with the air inlet module (210). An air inlet cavity is defined in the air inlet module (210), and a pipeline connection portion (212) communicating with the air inlet cavity (211) is provided. The pipeline connection portion (212) is connected to an outdoor fresh air inlet tube (213). The fan module (220) comprises a centrifugal fan (221) and a volute (222) provided outside the centrifugal fan (221). An air inlet of the volute (222) communicates with the air inlet cavity (211), and an air outlet (223) of the volute (222) faces a top portion of the housing (100). An air supply fan (400) is configured to intake, at an air inlet (110) at the top portion of the housing (100), at least some of the air discharged by the centrifugal fan (221), and the air exchanges heat with a heat exchanger (300), and is then discharged via an air supply outlet (120) at a lower portion of the housing (100).
Inventors:
YU ZHAOZHI (CN)
XU WEIJUN (CN)
YU MINGJI (CN)
XU YONGWEI (CN)
ZHAO JIBIN (CN)
XU WEIJUN (CN)
YU MINGJI (CN)
XU YONGWEI (CN)
ZHAO JIBIN (CN)
Application Number:
PCT/CN2019/074292
Publication Date:
August 08, 2019
Filing Date:
January 31, 2019
Export Citation:
Assignee:
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD (CN)
International Classes:
F24F8/108; F24F1/00
Domestic Patent References:
| WO1997043584A1 | 1997-11-20 |
Foreign References:
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Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
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