EP4166792A4 - Centrifugal wind wheel and air treatment device having same - Google Patents

Centrifugal wind wheel and air treatment device having same Download PDF

Info

Publication number
EP4166792A4
EP4166792A4 EP20954974.0A EP20954974A EP4166792A4 EP 4166792 A4 EP4166792 A4 EP 4166792A4 EP 20954974 A EP20954974 A EP 20954974A EP 4166792 A4 EP4166792 A4 EP 4166792A4
Authority
EP
European Patent Office
Prior art keywords
same
treatment device
wind wheel
air treatment
centrifugal wind
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
EP20954974.0A
Other languages
German (de)
French (fr)
Other versions
EP4166792A1 (en
Inventor
Yu Fu
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.)
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
GD Midea Air Conditioning Equipment 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
Priority claimed from CN202011044953.XA external-priority patent/CN112049816A/en
Priority claimed from CN202022179591.7U external-priority patent/CN212744474U/en
Application filed by GD Midea Air Conditioning Equipment Co Ltd filed Critical GD Midea Air Conditioning Equipment Co Ltd
Publication of EP4166792A1 publication Critical patent/EP4166792A1/en
Publication of EP4166792A4 publication Critical patent/EP4166792A4/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
    • F04D29/28—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5806—Cooling the drive system
    • 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
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/162—Double suction pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP20954974.0A 2020-09-28 2020-11-16 Centrifugal wind wheel and air treatment device having same Pending EP4166792A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202011044953.XA CN112049816A (en) 2020-09-28 2020-09-28 Centrifugal wind wheel and air treatment equipment with same
CN202022179591.7U CN212744474U (en) 2020-09-28 2020-09-28 Centrifugal wind wheel and air treatment equipment with same
PCT/CN2020/128977 WO2022062130A1 (en) 2020-09-28 2020-11-16 Centrifugal wind wheel and air treatment device having same

Publications (2)

Publication Number Publication Date
EP4166792A1 EP4166792A1 (en) 2023-04-19
EP4166792A4 true EP4166792A4 (en) 2023-12-06

Family

ID=80846120

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20954974.0A Pending EP4166792A4 (en) 2020-09-28 2020-11-16 Centrifugal wind wheel and air treatment device having same

Country Status (2)

Country Link
EP (1) EP4166792A4 (en)
WO (1) WO2022062130A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1933040A1 (en) * 2005-10-06 2008-06-18 Mitsubishi Electric Corporation Turbo fan and air conditioner
DE102014010795A1 (en) * 2014-07-22 2016-01-28 Echo Motorgeräte Vertrieb Deutschland Gmbh Impeller and leaf and waste vacuum
EP3104013A1 (en) * 2015-06-12 2016-12-14 Mahle International GmbH Electric machine for a vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015122132A1 (en) * 2015-12-17 2017-06-22 Ebm-Papst Mulfingen Gmbh & Co. Kg Edgebanding of a rotating element and impeller
CN105841236B (en) * 2016-03-28 2018-12-18 广东美的制冷设备有限公司 Air conditioner indoor unit
CN205841322U (en) * 2016-06-22 2016-12-28 湖南天雁机械有限责任公司 Compressor volute of turbocharger with decrease of noise functions
CN207673439U (en) * 2017-12-28 2018-07-31 深圳市华阳新材料科技有限公司 It is a kind of to use the molding aero-engine of 3D printing
CN209744584U (en) * 2019-01-16 2019-12-06 香港融易信息技术有限公司 Air purifier
CN110360150B (en) * 2019-07-08 2020-08-21 珠海格力电器股份有限公司 Wind wheel, centrifugal fan and air conditioner indoor unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1933040A1 (en) * 2005-10-06 2008-06-18 Mitsubishi Electric Corporation Turbo fan and air conditioner
DE102014010795A1 (en) * 2014-07-22 2016-01-28 Echo Motorgeräte Vertrieb Deutschland Gmbh Impeller and leaf and waste vacuum
EP3104013A1 (en) * 2015-06-12 2016-12-14 Mahle International GmbH Electric machine for a vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022062130A1 *

Also Published As

Publication number Publication date
WO2022062130A1 (en) 2022-03-31
EP4166792A1 (en) 2023-04-19

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