Title:
遠心送風機
Document Type and Number:
Japanese Patent JP6690603
Kind Code:
B2
Abstract:
This centrifugal blower is provided with an electric motor (60), a centrifugal fan (50), a fan containing section (22), and a motor holder (70). The fan containing section has an intake-side wall (221) located on the fan intake opening side of the centrifugal fan in the direction of the fan axis. The motor holder is provided with an introduction opening forming section (76) which has formed on the inner side thereof an air introduction opening (760) for introducing air to the centrifugal fan, and which has a holder-side fitting section (762) fitting in the intake-side fitting section (23) of the intake-side wall. The motor holder is provided with a holder connection section (74) connected to the intake-side wall. A communication passage (700) for providing communication between the fan discharge opening side and the fan intake opening side is formed between the centrifugal fan and the peripheral edge portion of the air introduction opening. The holder connection section is connected to the intake-side wall by a fastening member (90) while the holder-side fitting section and the intake-side fitting section are fitted to each other with a gap therebetween.
Inventors:
Ochiai Toritoku
Shuzo Oda
Shuzo Oda
Application Number:
JP2017124350A
Publication Date:
April 28, 2020
Filing Date:
June 26, 2017
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F04D29/66; F04D29/42
Domestic Patent References:
| JP2002161888A | ||||
| JP2009236434A |
Foreign References:
| WO2016158154A1 |
Attorney, Agent or Firm:
Patent Business Corporation Yuai Patent Office