EP3064777A4 - Cross-flow fan and air conditioner - Google Patents

Cross-flow fan and air conditioner Download PDF

Info

Publication number
EP3064777A4
EP3064777A4 EP14859194.4A EP14859194A EP3064777A4 EP 3064777 A4 EP3064777 A4 EP 3064777A4 EP 14859194 A EP14859194 A EP 14859194A EP 3064777 A4 EP3064777 A4 EP 3064777A4
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.)
Withdrawn
Application number
EP14859194.4A
Other languages
German (de)
French (fr)
Other versions
EP3064777A1 (en
Inventor
Takashi Ikeda
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 EP3064777A1 publication Critical patent/EP3064777A1/en
Publication of EP3064777A4 publication Critical patent/EP3064777A4/en
Withdrawn legal-status Critical Current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
    • 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
    • F04D29/26—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
    • 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
    • F04D29/663—Sound attenuation
    • F04D29/665—Sound attenuation by means of resonance chambers or interference
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP14859194.4A 2013-10-29 2014-10-29 Cross-flow fan and air conditioner Withdrawn EP3064777A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2013/079215 WO2015063850A1 (en) 2013-10-29 2013-10-29 Cross-flow fan and air conditioner
PCT/JP2014/078719 WO2015064617A1 (en) 2013-10-29 2014-10-29 Cross-flow fan and air conditioner

Publications (2)

Publication Number Publication Date
EP3064777A1 EP3064777A1 (en) 2016-09-07
EP3064777A4 true EP3064777A4 (en) 2017-07-19

Family

ID=53003501

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14859194.4A Withdrawn EP3064777A4 (en) 2013-10-29 2014-10-29 Cross-flow fan and air conditioner

Country Status (3)

Country Link
EP (1) EP3064777A4 (en)
JP (1) JPWO2015064617A1 (en)
WO (2) WO2015063850A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108194386A (en) * 2018-02-07 2018-06-22 广东纽恩泰新能源科技发展有限公司 A kind of cross flow blower
CN108758825A (en) * 2018-07-27 2018-11-06 青岛海尔空调器有限总公司 Wall-hanging air conditioner indoor unit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09250493A (en) * 1996-03-12 1997-09-22 Hitachi Ltd Cross flow fan
CN1603631A (en) * 2004-10-29 2005-04-06 吴劲松 Inclined interference noise reduction type centrifugal fan
EP2345814A2 (en) * 2010-01-13 2011-07-20 LG Electronics Inc. Cross-flow fan and air conditioner equipped therewith
WO2013150673A1 (en) * 2012-04-06 2013-10-10 三菱電機株式会社 Indoor unit for air conditioning device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61144294U (en) * 1985-02-28 1986-09-05
JP3107711B2 (en) 1994-08-09 2000-11-13 株式会社東芝 Cross flow fan
JPH09158890A (en) 1995-12-08 1997-06-17 Fujitsu General Ltd Air conditioner
KR101436628B1 (en) * 2007-10-23 2014-09-02 엘지전자 주식회사 Cross flow fan amd air conditioner
JP4549416B2 (en) 2008-10-22 2010-09-22 シャープ株式会社 Cross-flow fan, blower and impeller molding machine
JP4896213B2 (en) * 2009-12-10 2012-03-14 三菱電機株式会社 Cross-flow fan and air conditioner equipped with the same
JP5369141B2 (en) * 2011-06-10 2013-12-18 三菱電機株式会社 Air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09250493A (en) * 1996-03-12 1997-09-22 Hitachi Ltd Cross flow fan
CN1603631A (en) * 2004-10-29 2005-04-06 吴劲松 Inclined interference noise reduction type centrifugal fan
EP2345814A2 (en) * 2010-01-13 2011-07-20 LG Electronics Inc. Cross-flow fan and air conditioner equipped therewith
WO2013150673A1 (en) * 2012-04-06 2013-10-10 三菱電機株式会社 Indoor unit for air conditioning device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015064617A1 *

Also Published As

Publication number Publication date
WO2015063850A1 (en) 2015-05-07
WO2015064617A1 (en) 2015-05-07
JPWO2015064617A1 (en) 2017-03-09
EP3064777A1 (en) 2016-09-07

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20160526

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170619

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 17/04 20060101AFI20170612BHEP

Ipc: F04D 29/28 20060101ALI20170612BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20180117