EP3872352A4 - AXIAL FLOW IMPELLER - Google Patents

AXIAL FLOW IMPELLER Download PDF

Info

Publication number
EP3872352A4
EP3872352A4 EP20816374.1A EP20816374A EP3872352A4 EP 3872352 A4 EP3872352 A4 EP 3872352A4 EP 20816374 A EP20816374 A EP 20816374A EP 3872352 A4 EP3872352 A4 EP 3872352A4
Authority
EP
European Patent Office
Prior art keywords
axial
flow impeller
impeller
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.)
Pending
Application number
EP20816374.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3872352A1 (en
Inventor
Jian Zou
James Pan
Warren Wang
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.)
Ebm Papst Ventilator Shanghai Co Ltd
Original Assignee
Ebm Papst Ventilator Shanghai Co 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 Ebm Papst Ventilator Shanghai Co Ltd filed Critical Ebm Papst Ventilator Shanghai Co Ltd
Publication of EP3872352A1 publication Critical patent/EP3872352A1/en
Publication of EP3872352A4 publication Critical patent/EP3872352A4/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
    • F04D29/325—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
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/182—Two-dimensional patterned crenellated, notched
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/183—Two-dimensional patterned zigzag
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/184—Two-dimensional patterned sinusoidal
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/02—Transport and handling during maintenance and repair

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP20816374.1A 2019-12-27 2020-07-07 AXIAL FLOW IMPELLER Pending EP3872352A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201922403606.0U CN211259119U (zh) 2019-12-27 2019-12-27 轴流叶轮
PCT/CN2020/100633 WO2021128803A1 (zh) 2019-12-27 2020-07-07 轴流叶轮

Publications (2)

Publication Number Publication Date
EP3872352A1 EP3872352A1 (en) 2021-09-01
EP3872352A4 true EP3872352A4 (en) 2022-10-26

Family

ID=71989162

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20816374.1A Pending EP3872352A4 (en) 2019-12-27 2020-07-07 AXIAL FLOW IMPELLER

Country Status (3)

Country Link
EP (1) EP3872352A4 (zh)
CN (1) CN211259119U (zh)
WO (1) WO2021128803A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5935033B2 (ja) * 2011-03-30 2016-06-15 パナソニックＩｐマネジメント株式会社 軸流ファン
US20180087784A1 (en) * 2016-09-27 2018-03-29 Fujitsu General Limited Axial fan and outdoor unit including the same
WO2019030867A1 (ja) * 2017-08-09 2019-02-14 三菱電機株式会社 プロペラファン、送風装置及び冷凍サイクル装置
CN109340181A (zh) * 2018-10-24 2019-02-15 美的集团股份有限公司 轴流风轮、空调室外机和空调器
CN109469644A (zh) * 2018-12-29 2019-03-15 宁波朗迪叶轮机械有限公司 轴流风叶
USD870254S1 (en) * 2017-08-09 2019-12-17 Mitsubishi Electric Corporation Propeller fan

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204175641U (zh) * 2014-09-28 2015-02-25 广州华凌制冷设备有限公司 空调的风轮和空调
CN105275877A (zh) * 2015-10-26 2016-01-27 杭州微光电子股份有限公司 一种轴流风机叶轮结构
CN105485045A (zh) * 2015-12-24 2016-04-13 浙江亿利达风机股份有限公司 一种塑料轴流叶轮
CN109209996A (zh) * 2018-10-24 2019-01-15 美的集团股份有限公司 轴流风轮、风轮组件、空调室外机及空调器
CN208918907U (zh) * 2018-10-24 2019-05-31 美的集团股份有限公司 轴流风轮、空调室外机及空调器
CN208918913U (zh) * 2018-10-24 2019-05-31 美的集团股份有限公司 轴流风轮、空调室外机和空调器
CN209430482U (zh) * 2018-12-29 2019-09-24 宁波朗迪叶轮机械有限公司 一种轴流风叶
DE202019101209U1 (de) * 2019-03-04 2019-03-12 Ebm-Papst Mulfingen Gmbh & Co. Kg Lüfterrad eines Axialventilators

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5935033B2 (ja) * 2011-03-30 2016-06-15 パナソニックＩｐマネジメント株式会社 軸流ファン
US20180087784A1 (en) * 2016-09-27 2018-03-29 Fujitsu General Limited Axial fan and outdoor unit including the same
WO2019030867A1 (ja) * 2017-08-09 2019-02-14 三菱電機株式会社 プロペラファン、送風装置及び冷凍サイクル装置
USD870254S1 (en) * 2017-08-09 2019-12-17 Mitsubishi Electric Corporation Propeller fan
US20210003140A1 (en) * 2017-08-09 2021-01-07 Mitsubishi Electric Corporation Propeller fan, air-sending device, and refrigeration cycle apparatus
CN109340181A (zh) * 2018-10-24 2019-02-15 美的集团股份有限公司 轴流风轮、空调室外机和空调器
CN109469644A (zh) * 2018-12-29 2019-03-15 宁波朗迪叶轮机械有限公司 轴流风叶

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021128803A1 *

Also Published As

Publication number Publication date
EP3872352A1 (en) 2021-09-01
CN211259119U (zh) 2020-08-14
WO2021128803A1 (zh) 2021-07-01

Similar Documents

Publication Publication Date Title
EP3751141A4 (en) PUMP
EP3438463A4 (en) CENTRIFUGAL PUMP
EP3882470A4 (en) AXIAL FLOW BIKE AND AIR CONDITIONER INCLUDING IT
IL287170A (en) Continuous blade impeller
EP3421810A4 (en) WHEEL FOR RADIAL COMPRESSORS
EP3889441A4 (en) PROPELLER FAN
EP3760869A4 (en) ROCKET ENGINE TURBOPUMP
EP3728853A4 (en) CENTRIFUGAL PUMP UNIT AND IMPELLER
EP3754193A4 (en) COMPRESSOR
EP4053416A4 (en) FAN
EP3418579A4 (en) COMPRESSOR WHEEL
EP3872352A4 (en) AXIAL FLOW IMPELLER
EP4015838A4 (en) TURBOCHARGER
EP3821131A4 (en) CENTRIFUGAL PUMP
EP3770442A4 (en) CENTRIFUGAL COMPRESSOR
EP3889439A4 (en) HELICAL FAN
EP3763924A4 (en) TURBO MACHINE
EP3770440A4 (en) PROPELLER FAN
ZA202002716B (en) Impeller
EP4063667A4 (en) FAN
EP3952077A4 (en) FAN
EP3810314A4 (en) CENTRIFUGAL PUMP
EP3922859A4 (en) CENTRIFUGAL COMPRESSOR
AU2019900338A0 (en) Fan
EP4063657A4 (en) PUMP

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

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

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

Free format text: ORIGINAL CODE: 0009012

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20201209

AK Designated contracting states

Kind code of ref document: A1

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

A4 Supplementary search report drawn up and despatched

Effective date: 20220928

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/66 20060101ALI20220922BHEP

Ipc: F04D 29/32 20060101ALI20220922BHEP

Ipc: F04D 29/38 20060101AFI20220922BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)