EP2905474B1 - Propeller fan - Google Patents

Propeller fan Download PDF

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Publication number
EP2905474B1
EP2905474B1 EP12886000.4A EP12886000A EP2905474B1 EP 2905474 B1 EP2905474 B1 EP 2905474B1 EP 12886000 A EP12886000 A EP 12886000A EP 2905474 B1 EP2905474 B1 EP 2905474B1
Authority
EP
European Patent Office
Prior art keywords
propeller fan
imaginary line
blade
blades
pair
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP12886000.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2905474A1 (en
EP2905474A4 (en
Inventor
Atsushi Kono
Takahide Tadokoro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP2905474A1 publication Critical patent/EP2905474A1/en
Publication of EP2905474A4 publication Critical patent/EP2905474A4/en
Application granted granted Critical
Publication of EP2905474B1 publication Critical patent/EP2905474B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/329—Details of the hub
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP12886000.4A 2012-10-03 2012-10-03 Propeller fan Active EP2905474B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/075656 WO2014054132A1 (ja) 2012-10-03 2012-10-03 プロペラファン

Publications (3)

Publication Number Publication Date
EP2905474A1 EP2905474A1 (en) 2015-08-12
EP2905474A4 EP2905474A4 (en) 2016-07-06
EP2905474B1 true EP2905474B1 (en) 2019-08-28

Family

ID=50434493

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12886000.4A Active EP2905474B1 (en) 2012-10-03 2012-10-03 Propeller fan

Country Status (5)

Country Link
US (1) US20150204345A1 (ja)
EP (1) EP2905474B1 (ja)
JP (1) JP5984162B2 (ja)
CN (1) CN104685218B (ja)
WO (1) WO2014054132A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2925702T3 (es) * 2017-08-09 2022-10-19 Mitsubishi Electric Corp Ventilador de hélice, elemento de soplado y aparato de ciclo de refrigeración
USD910834S1 (en) * 2018-12-05 2021-02-16 Asia Vital Components Co., Ltd. Impeller for a fan
CN111692128B (zh) * 2020-05-21 2021-12-10 西安交通大学 一种跨音压气机组合机匣处理结构

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385516A (en) * 1966-03-31 1968-05-28 Gen Electric Fan construction
JPS49149855U (ja) * 1973-04-24 1974-12-25
US4150919A (en) * 1977-06-10 1979-04-24 Wallace Murray Corporation Radiator cooling fan construction
JPS5539381U (ja) * 1978-09-06 1980-03-13
JPS5890399U (ja) * 1981-12-14 1983-06-18 株式会社東芝 羽根車の取付装置
JPS603299U (ja) * 1983-06-21 1985-01-11 臼井国際産業株式会社 エンジン冷却用フアン
US4583911A (en) * 1983-10-24 1986-04-22 Minnesota Mining And Manufacturing Company Multiple fluid pathway energy converter
JPS6357896A (ja) * 1986-08-29 1988-03-12 Oriental Motor Co Ltd 軸流送風機
US4971143A (en) * 1989-05-22 1990-11-20 Carrier Corporation Fan stator assembly for heat exchanger
JPH0431697A (ja) * 1990-05-24 1992-02-03 Seiko Epson Corp 軸流送風機の羽根構造
JP4083259B2 (ja) * 1997-05-28 2008-04-30 松下エコシステムズ株式会社 軸流ファン
JPH11230092A (ja) * 1998-02-12 1999-08-24 Japan Servo Co Ltd 軸流ファン
JP3510120B2 (ja) * 1998-10-07 2004-03-22 山洋電気株式会社 防水構造を備えた送風機
US6565320B1 (en) * 2000-11-13 2003-05-20 Borgwarner, Inc. Molded cooling fan
JP2003232542A (ja) * 2002-02-07 2003-08-22 Sanyo Electric Co Ltd 空気調和装置
JP3793138B2 (ja) * 2002-10-25 2006-07-05 松下エコシステムズ株式会社 ダクトファン
TWI331188B (en) * 2003-04-28 2010-10-01 Robert Bosch Llc Automotive engine-cooling fan assembly
JP4467952B2 (ja) * 2003-11-10 2010-05-26 東芝キヤリア株式会社 プロペラファン、これを用いた空気調和機用室外ユニット
JP2006226200A (ja) * 2005-02-18 2006-08-31 Hitachi Constr Mach Co Ltd エンジン冷却装置
JP2007023964A (ja) * 2005-07-20 2007-02-01 Denso Corp 送風装置
JP5593976B2 (ja) 2010-08-31 2014-09-24 ダイキン工業株式会社 プロペラファン
CN202326418U (zh) * 2011-12-09 2012-07-11 温州车舟汽车部件有限公司 轮毂开口高效导流内燃机冷却风扇

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
JP5984162B2 (ja) 2016-09-06
EP2905474A1 (en) 2015-08-12
CN104685218B (zh) 2018-03-16
JPWO2014054132A1 (ja) 2016-08-25
WO2014054132A1 (ja) 2014-04-10
CN104685218A (zh) 2015-06-03
US20150204345A1 (en) 2015-07-23
EP2905474A4 (en) 2016-07-06

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