EP2902639A4 - Propeller fan and air conditioner equipped with same - Google Patents

Propeller fan and air conditioner equipped with same

Info

Publication number
EP2902639A4
EP2902639A4 EP13841827.2A EP13841827A EP2902639A4 EP 2902639 A4 EP2902639 A4 EP 2902639A4 EP 13841827 A EP13841827 A EP 13841827A EP 2902639 A4 EP2902639 A4 EP 2902639A4
Authority
EP
European Patent Office
Prior art keywords
same
air conditioner
propeller fan
conditioner equipped
propeller
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.)
Granted
Application number
EP13841827.2A
Other languages
German (de)
French (fr)
Other versions
EP2902639A1 (en
EP2902639B1 (en
Inventor
Kiyonori Yokose
Shimei Tei
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP2902639A1 publication Critical patent/EP2902639A1/en
Publication of EP2902639A4 publication Critical patent/EP2902639A4/en
Application granted granted Critical
Publication of EP2902639B1 publication Critical patent/EP2902639B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Other Air-Conditioning Systems (AREA)
EP13841827.2A 2012-09-28 2013-09-27 Propeller fan and air conditioner equipped with same Active EP2902639B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012217270 2012-09-28
PCT/JP2013/005794 WO2014050146A1 (en) 2012-09-28 2013-09-27 Propeller fan and air conditioner equipped with same

Publications (3)

Publication Number Publication Date
EP2902639A1 EP2902639A1 (en) 2015-08-05
EP2902639A4 true EP2902639A4 (en) 2016-05-25
EP2902639B1 EP2902639B1 (en) 2019-06-26

Family

ID=50387577

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13841827.2A Active EP2902639B1 (en) 2012-09-28 2013-09-27 Propeller fan and air conditioner equipped with same

Country Status (7)

Country Link
US (1) US20150240645A1 (en)
EP (1) EP2902639B1 (en)
JP (1) JP5549772B2 (en)
CN (1) CN104641121B (en)
AU (1) AU2013321833B2 (en)
BR (1) BR112015006704B1 (en)
WO (1) WO2014050146A1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD289525S (en) * 1984-10-01 1987-04-28 Industrial Tools, Inc. Slicing machine for magnetic tape or the like
JP6531457B2 (en) * 2015-03-26 2019-06-19 株式会社富士通ゼネラル Propeller fan
KR102479815B1 (en) * 2015-11-30 2022-12-23 삼성전자주식회사 Blowing fan and air conditioner having the same
JP2017115768A (en) * 2015-12-25 2017-06-29 三菱ケミカルインフラテック株式会社 Blade for blower, and blower
CN109477495B (en) * 2016-07-27 2020-10-30 夏普株式会社 Propeller fan and fluid delivery device
AU2017206193B2 (en) * 2016-09-02 2023-07-27 Fujitsu General Limited Axial fan and outdoor unit
CN107355425B (en) * 2017-07-26 2023-04-25 奥克斯空调股份有限公司 High noise cancellation degree axial flow fan blade
WO2019035153A1 (en) * 2017-08-14 2019-02-21 三菱電機株式会社 Impeller, fan, and air conditioning device
CN108087302A (en) * 2017-12-08 2018-05-29 广东美的制冷设备有限公司 Axial-flow windwheel and air conditioner
CN108087333A (en) * 2017-12-08 2018-05-29 广东美的制冷设备有限公司 Axial-flow windwheel and air conditioner
CN207795681U (en) * 2018-01-13 2018-08-31 广东美的环境电器制造有限公司 Axial flow fan leaf, axial flow fan blade component, axial flow blower ducting assembly
JP6998462B2 (en) * 2018-06-22 2022-01-18 三菱重工エンジン＆ターボチャージャ株式会社 Rotor and centrifugal compressor with this rotor
EP3882470A4 (en) * 2018-11-22 2022-02-23 GD Midea Air-Conditioning Equipment Co., Ltd. Axial-flow impeller and air-conditioner having the same
JP2020112034A (en) * 2019-01-08 2020-07-27 パナソニックＩｐマネジメント株式会社 Axial fan
EP3974659A4 (en) * 2019-05-21 2022-05-11 Mitsubishi Electric Corporation Axial fan, blower, and refrigeration cycle apparatus
JP7289235B2 (en) * 2019-07-18 2023-06-09 株式会社コロナ Propeller fan for outdoor unit of air conditioner
JP7387012B2 (en) * 2020-09-02 2023-11-27 三菱電機株式会社 Axial fan and outdoor unit of air conditioner
WO2022091225A1 (en) * 2020-10-27 2022-05-05 三菱電機株式会社 Axial-flow fan, blowing device, and refrigeration cycle device
KR102401163B1 (en) * 2020-12-03 2022-05-24 엘지전자 주식회사 An axial fan provided in an outdoor unit of an air conditioner
JP7093042B1 (en) 2021-01-21 2022-06-29 ダイキン工業株式会社 Propeller fan and air conditioner

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003206894A (en) * 2002-01-10 2003-07-25 Sharp Corp Propeller fan, forming die thereof and fluid feeder
EP2230407A1 (en) * 2008-01-07 2010-09-22 Daikin Industries, Ltd. Propeller fan

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2662028B2 (en) * 1989-05-12 1997-10-08 松下電器産業株式会社 Impeller
JP3077863B2 (en) * 1993-04-26 2000-08-21 株式会社日立製作所 Propeller fan and air conditioner equipped with the same
JP3598900B2 (en) * 1999-09-03 2004-12-08 ダイキン工業株式会社 Impeller for blower
JP3743222B2 (en) * 1999-09-24 2006-02-08 松下電器産業株式会社 Blower impeller and air conditioner
JP3608038B2 (en) * 2000-02-14 2005-01-05 株式会社日立製作所 Propeller fan
KR100380228B1 (en) * 2000-05-16 2003-04-16 엘지전자 주식회사 Sirocco fan of Window type Air conditioner
JP2003072948A (en) 2001-09-05 2003-03-12 Asmo Co Ltd Device for carrying out merchandise
US7191613B2 (en) * 2002-05-08 2007-03-20 Lg Electronics Inc. Turbo fan and air conditioner having the same applied thereto
JP4501575B2 (en) * 2004-07-26 2010-07-14 三菱電機株式会社 Axial blower
JP4867950B2 (en) * 2008-06-03 2012-02-01 ダイキン工業株式会社 Blower

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003206894A (en) * 2002-01-10 2003-07-25 Sharp Corp Propeller fan, forming die thereof and fluid feeder
EP2230407A1 (en) * 2008-01-07 2010-09-22 Daikin Industries, Ltd. Propeller fan

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014050146A1 *

Also Published As

Publication number Publication date
EP2902639A1 (en) 2015-08-05
WO2014050146A1 (en) 2014-04-03
CN104641121A (en) 2015-05-20
BR112015006704A2 (en) 2017-07-04
JP2014080970A (en) 2014-05-08
AU2013321833B2 (en) 2015-11-26
CN104641121B (en) 2016-08-31
AU2013321833A1 (en) 2015-04-02
BR112015006704B1 (en) 2022-05-10
US20150240645A1 (en) 2015-08-27
JP5549772B2 (en) 2014-07-16
EP2902639B1 (en) 2019-06-26

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