AU2020437705C1 - Rotor, motor, blower, air conditioner, and manufacturing method of rotor - Google Patents

Rotor, motor, blower, air conditioner, and manufacturing method of rotor Download PDF

Info

Publication number
AU2020437705C1
AU2020437705C1 AU2020437705A AU2020437705A AU2020437705C1 AU 2020437705 C1 AU2020437705 C1 AU 2020437705C1 AU 2020437705 A AU2020437705 A AU 2020437705A AU 2020437705 A AU2020437705 A AU 2020437705A AU 2020437705 C1 AU2020437705 C1 AU 2020437705C1
Authority
AU
Australia
Prior art keywords
permanent magnet
rotor
overhang
bond magnet
rotor body
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.)
Ceased
Application number
AU2020437705A
Other languages
English (en)
Other versions
AU2020437705A1 (en
AU2020437705B2 (en
Inventor
Hiroki Aso
Takanori Watanabe
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 AU2020437705A1 publication Critical patent/AU2020437705A1/en
Application granted granted Critical
Publication of AU2020437705B2 publication Critical patent/AU2020437705B2/en
Publication of AU2020437705C1 publication Critical patent/AU2020437705C1/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/278—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
AU2020437705A 2020-03-27 2020-03-27 Rotor, motor, blower, air conditioner, and manufacturing method of rotor Ceased AU2020437705C1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/014062 WO2021192236A1 (ja) 2020-03-27 2020-03-27 回転子、電動機、送風機、空気調和装置、及び回転子の製造方法

Publications (3)

Publication Number Publication Date
AU2020437705A1 AU2020437705A1 (en) 2022-09-01
AU2020437705B2 AU2020437705B2 (en) 2023-10-19
AU2020437705C1 true AU2020437705C1 (en) 2024-03-07

Family

ID=77891614

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020437705A Ceased AU2020437705C1 (en) 2020-03-27 2020-03-27 Rotor, motor, blower, air conditioner, and manufacturing method of rotor

Country Status (6)

Country Link
US (1) US12249871B2 (https=)
EP (1) EP4131730A4 (https=)
JP (1) JP7309039B2 (https=)
CN (1) CN115298932A (https=)
AU (1) AU2020437705C1 (https=)
WO (1) WO2021192236A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118591965A (zh) * 2022-01-26 2024-09-03 三菱电机株式会社 转子、电动机、送风机以及空调装置
WO2024194910A1 (ja) * 2023-03-17 2024-09-26 三菱電機株式会社 ロータ、電動機、送風機、空気調和装置およびロータの製造方法
EP4439933A1 (de) * 2023-03-29 2024-10-02 Wirthwein SE Rotor
WO2025046729A1 (ja) * 2023-08-29 2025-03-06 三菱電機株式会社 ロータ、電動機、送風機、空気調和装置およびロータの製造方法
JP7791473B1 (ja) * 2024-09-27 2025-12-24 ダイキン工業株式会社 ボンド磁石の製造方法、ロータ、モータ、送風機、および、冷凍装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0993842A (ja) * 1995-09-28 1997-04-04 Sankyo Seiki Mfg Co Ltd 小型モータのロータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08340651A (ja) * 1995-06-12 1996-12-24 Toshiba Corp 永久磁石及び永久磁石形回転電機
JP2005151757A (ja) 2003-11-19 2005-06-09 Mate Co Ltd ローター及びローターの製造方法
JP5183608B2 (ja) 2009-10-14 2013-04-17 三菱電機株式会社 同期電動機の回転子
WO2013098940A1 (ja) 2011-12-27 2013-07-04 三菱電機株式会社 電動機
JP6055189B2 (ja) * 2012-03-01 2016-12-27 株式会社日立産機システム 永久磁石式回転電機
JP6544992B2 (ja) 2015-05-21 2019-07-17 中川電化産業株式会社 磁石およびマグネットロータ
JPWO2018016067A1 (ja) 2016-07-22 2018-10-25 三菱電機株式会社 電動機、空気調和機、回転子、及び電動機の製造方法
GB2575300B (en) 2018-07-05 2022-11-09 Johnson Electric Int Ag Rotor assembly for electric motor
EP3902114A4 (en) * 2018-12-17 2021-12-29 Mitsubishi Electric Corporation Rotor, electric motor, fan, air conditioner, and method for manufacturing rotor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0993842A (ja) * 1995-09-28 1997-04-04 Sankyo Seiki Mfg Co Ltd 小型モータのロータ

Also Published As

Publication number Publication date
US20230163648A1 (en) 2023-05-25
JPWO2021192236A1 (https=) 2021-09-30
EP4131730A4 (en) 2023-05-24
AU2020437705A1 (en) 2022-09-01
JP7309039B2 (ja) 2023-07-14
US12249871B2 (en) 2025-03-11
CN115298932A (zh) 2022-11-04
EP4131730A1 (en) 2023-02-08
AU2020437705B2 (en) 2023-10-19
WO2021192236A1 (ja) 2021-09-30

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Legal Events

Date Code Title Description
DA3 Amendments made section 104

Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE INVENTION TITLE TO READ ROTOR, MOTOR, BLOWER, AIR CONDITIONER, AND MANUFACTURING METHOD OF ROTOR

DA2 Applications for amendment section 104

Free format text: THE NATURE OF THE AMENDMENT IS AS SHOWN IN THE STATEMENT(S) FILED 30 NOV 2023

DA3 Amendments made section 104

Free format text: THE NATURE OF THE AMENDMENT IS AS SHOWN IN THE STATEMENT(S) FILED 30 NOV 2023

FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired