Title:
DIRECT-CURRENT INDUCED DRAFT FAN
Document Type and Number:
WIPO Patent Application WO/2022/126866
Kind Code:
A1
Abstract:
A direct-current induced draft fan, comprising a volute (1), a wind wheel (2), and a motor (10). The motor (10) is mounted at the top end of the volute (1); the motor (10) comprises a motor body (3) and a motor controller (4); the wind wheel (2) is mounted in the volute (1); the motor (10) drives the wind wheel (2) to rotate; the motor controller (4) is located on one side of the motor body (3) and is mounted on the motor body (3) by means of locking assemblies (5); the thickness of the motor controller (4) extends from the top of the motor body (3) to the volute (1). The overall structure of the fan is compact, the overall axial length of the induced draft fan is decreased, the overall occupied space of the induced draft fan is reduced, and load mounting is facilitated.
Inventors:
LIN YANHU (CN)
WANG WEI (CN)
LIANG ZHICHENG (CN)
KANG XIAOLEI (CN)
ZHANG MIAO (CN)
ZHA JIANWEI (CN)
WU ZHIHAN (CN)
WANG WEI (CN)
LIANG ZHICHENG (CN)
KANG XIAOLEI (CN)
ZHANG MIAO (CN)
ZHA JIANWEI (CN)
WU ZHIHAN (CN)
Application Number:
PCT/CN2021/079553
Publication Date:
June 23, 2022
Filing Date:
March 08, 2021
Export Citation:
Assignee:
ZHONGSHAN BROAD OCEAN MOTOR CO (CN)
International Classes:
F04D25/08; F04D27/00; F04D29/00
Foreign References:
| CN209687752U | 2019-11-26 | |||
| CN209244893U | 2019-08-13 | |||
| CN206830477U | 2018-01-02 | |||
| CN105298870A | 2016-02-03 | |||
| FR2798988A1 | 2001-03-30 | |||
| US8506244B2 | 2013-08-13 |
Attorney, Agent or Firm:
ZHONGSHAN HANTONG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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