EP4060196A4 - Axial flow fan, blowing device, and refrigeration cycle device - Google Patents

Axial flow fan, blowing device, and refrigeration cycle device Download PDF

Info

Publication number
EP4060196A4
EP4060196A4 EP19952815.9A EP19952815A EP4060196A4 EP 4060196 A4 EP4060196 A4 EP 4060196A4 EP 19952815 A EP19952815 A EP 19952815A EP 4060196 A4 EP4060196 A4 EP 4060196A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
axial flow
flow fan
blowing device
blowing
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.)
Pending
Application number
EP19952815.9A
Other languages
German (de)
French (fr)
Other versions
EP4060196A1 (en
Inventor
Katsuyuki Yamamoto
Takahide Tadokoro
Kazuki Okada
Mizuo Sakai
Tetsuya Yamashita
Yohei Kato
Noka SAKABE
Kazuma NOMOTO
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 EP4060196A1 publication Critical patent/EP4060196A1/en
Publication of EP4060196A4 publication Critical patent/EP4060196A4/en
Pending legal-status Critical Current

Links

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
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F05D2240/305—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 pressure side 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
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/291—Three-dimensional machined; miscellaneous hollowed
    • 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
    • F05D2250/711—Shape curved convex

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP19952815.9A 2019-11-12 2019-11-12 Axial flow fan, blowing device, and refrigeration cycle device Pending EP4060196A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/044363 WO2021095122A1 (en) 2019-11-12 2019-11-12 Axial flow fan, blowing device, and refrigeration cycle device

Publications (2)

Publication Number Publication Date
EP4060196A1 EP4060196A1 (en) 2022-09-21
EP4060196A4 true EP4060196A4 (en) 2022-11-23

Family

ID=75911997

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19952815.9A Pending EP4060196A4 (en) 2019-11-12 2019-11-12 Axial flow fan, blowing device, and refrigeration cycle device

Country Status (4)

Country Link
EP (1) EP4060196A4 (en)
JP (1) JP7292405B2 (en)
CN (1) CN114641619B (en)
WO (1) WO2021095122A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56143594U (en) * 1980-03-31 1981-10-29
WO2018158859A1 (en) * 2017-02-28 2018-09-07 三菱電機株式会社 Propeller fan, blower, and air conditioner

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5259919B2 (en) * 2005-07-21 2013-08-07 ダイキン工業株式会社 Axial fan
JP5263198B2 (en) * 2010-02-26 2013-08-14 パナソニック株式会社 Impeller, blower and air conditioner using the same
JP2011236860A (en) 2010-05-13 2011-11-24 Panasonic Corp Propeller fan, and air conditioner using the same
WO2014024305A1 (en) * 2012-08-10 2014-02-13 三菱電機株式会社 Propeller fan, and fan, air conditioner and outdoor unit for supplying hot water provided with same
EP3217018B1 (en) * 2014-11-04 2020-09-16 Mitsubishi Electric Corporation Propeller fan, propeller fan device, and outdoor equipment for air-conditioning device
EP3372841B1 (en) * 2015-11-02 2019-12-25 Mitsubishi Electric Corporation Axial fan and air-conditioning device having said axial fan
JP6068720B2 (en) * 2016-07-29 2017-01-25 シャープ株式会社 Electric fan or circulator propeller fan, electric fan or circulator, and mold
ES2934466T3 (en) * 2017-08-09 2023-02-22 Mitsubishi Electric Corp Propeller fan, air blowing device and refrigeration cycle device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56143594U (en) * 1980-03-31 1981-10-29
WO2018158859A1 (en) * 2017-02-28 2018-09-07 三菱電機株式会社 Propeller fan, blower, and air conditioner
EP3591236A1 (en) * 2017-02-28 2020-01-08 Mitsubishi Electric Corporation Propeller fan, blower, and air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021095122A1 *

Also Published As

Publication number Publication date
WO2021095122A1 (en) 2021-05-20
EP4060196A1 (en) 2022-09-21
JP7292405B2 (en) 2023-06-16
CN114641619B (en) 2024-10-29
JPWO2021095122A1 (en) 2021-05-20
CN114641619A (en) 2022-06-17

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