EP2549114A4 - Cross-flow fan and air conditioner - Google Patents

Cross-flow fan and air conditioner Download PDF

Info

Publication number
EP2549114A4
EP2549114A4 EP10847797.7A EP10847797A EP2549114A4 EP 2549114 A4 EP2549114 A4 EP 2549114A4 EP 10847797 A EP10847797 A EP 10847797A EP 2549114 A4 EP2549114 A4 EP 2549114A4
Authority
EP
European Patent Office
Prior art keywords
cross
air conditioner
flow fan
fan
flow
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
EP10847797.7A
Other languages
German (de)
French (fr)
Other versions
EP2549114B1 (en
EP2549114A1 (en
Inventor
Takashi Ikeda
Takahide Tadokoro
Tetsuo Yamashita
Seiji Hirakawa
Mitsuhiro Shirota
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 EP2549114A1 publication Critical patent/EP2549114A1/en
Publication of EP2549114A4 publication Critical patent/EP2549114A4/en
Application granted granted Critical
Publication of EP2549114B1 publication Critical patent/EP2549114B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • 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
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • F04D29/283—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis rotors of the squirrel-cage type
    • 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
    • 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
    • F05D2240/306—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 suction 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
    • F05D2250/294—Three-dimensional machined; miscellaneous grooved

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP10847797.7A 2010-03-18 2010-03-18 Cross-flow fan and air conditioner Not-in-force EP2549114B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/001945 WO2011114375A1 (en) 2010-03-18 2010-03-18 Cross-flow fan and air conditioner

Publications (3)

Publication Number Publication Date
EP2549114A1 EP2549114A1 (en) 2013-01-23
EP2549114A4 true EP2549114A4 (en) 2017-09-13
EP2549114B1 EP2549114B1 (en) 2018-08-29

Family

ID=44648514

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10847797.7A Not-in-force EP2549114B1 (en) 2010-03-18 2010-03-18 Cross-flow fan and air conditioner

Country Status (5)

Country Link
EP (1) EP2549114B1 (en)
CN (1) CN102812253B (en)
AU (1) AU2010348684B2 (en)
ES (1) ES2690196T3 (en)
WO (1) WO2011114375A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104870904B (en) * 2012-12-21 2017-06-27 松下知识产权经营株式会社 Air conditioner
WO2015146371A1 (en) * 2014-03-25 2015-10-01 京セラドキュメントソリューションズ株式会社 Cross-flow fan, electronic device, and impeller
CN107401517B (en) * 2016-05-20 2023-12-05 阿美德格工业技术（上海）有限公司 Air path structure of air flow device and air flow device
CN108612668A (en) * 2016-12-09 2018-10-02 镇江立中机械设备有限公司 Low pressure centrifugal fan
CN106640752B (en) * 2016-12-19 2023-08-18 宁波方太厨具有限公司 Kitchen ventilator impeller
CN108087329A (en) * 2017-09-08 2018-05-29 广东顺威精密塑料股份有限公司 A kind of noise reduction through-flow fan blade
CN109139545B (en) * 2018-11-14 2024-05-03 珠海格力电器股份有限公司 Blade, cross-flow fan blade and air conditioner
CN109538514A (en) * 2019-01-21 2019-03-29 湖北工程职业学院 A kind of crossflow fan of damping noise reduction
JP7357054B2 (en) 2019-07-03 2023-10-05 ギガフォトン株式会社 Laser chamber and electronic device manufacturing method
CN110397606A (en) * 2019-07-09 2019-11-01 京马电机有限公司 A kind of ducting assembly device and its installation method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09280196A (en) * 1996-04-11 1997-10-28 Daikin Ind Ltd Blower
US6092766A (en) * 1995-12-12 2000-07-25 Ulrich Laroche Process for forming a surface for contact with a flowing fluid and body with such surface regions
JP2007010259A (en) * 2005-07-01 2007-01-18 Hitachi Appliances Inc Air conditioner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0740718Y2 (en) * 1988-04-11 1995-09-20 松下電器産業株式会社 Cross flow fan
JPH03210093A (en) 1990-01-11 1991-09-13 Matsushita Electric Ind Co Ltd Cross flow fan
JP4433093B2 (en) * 2008-05-09 2010-03-17 ダイキン工業株式会社 Cross flow fan and air conditioner equipped with the same
JP4832498B2 (en) * 2008-11-28 2011-12-07 三菱電機株式会社 Cross-flow fan and air conditioner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6092766A (en) * 1995-12-12 2000-07-25 Ulrich Laroche Process for forming a surface for contact with a flowing fluid and body with such surface regions
JPH09280196A (en) * 1996-04-11 1997-10-28 Daikin Ind Ltd Blower
JP2007010259A (en) * 2005-07-01 2007-01-18 Hitachi Appliances Inc Air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011114375A1 *

Also Published As

Publication number Publication date
EP2549114B1 (en) 2018-08-29
AU2010348684B2 (en) 2013-11-07
WO2011114375A1 (en) 2011-09-22
AU2010348684A1 (en) 2012-09-13
CN102812253B (en) 2016-08-03
EP2549114A1 (en) 2013-01-23
ES2690196T3 (en) 2018-11-19
CN102812253A (en) 2012-12-05

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