JP7706645B2 - 電動機、送風機および空気調和装置 - Google Patents

電動機、送風機および空気調和装置 Download PDF

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Publication number
JP7706645B2
JP7706645B2 JP2024513596A JP2024513596A JP7706645B2 JP 7706645 B2 JP7706645 B2 JP 7706645B2 JP 2024513596 A JP2024513596 A JP 2024513596A JP 2024513596 A JP2024513596 A JP 2024513596A JP 7706645 B2 JP7706645 B2 JP 7706645B2
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JP
Japan
Prior art keywords
magnet
rotor
stator
bonded magnet
rare earth
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.)
Active
Application number
JP2024513596A
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English (en)
Japanese (ja)
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JPWO2023195076A5 (https=
JPWO2023195076A1 (https=
Inventor
隆徳 渡邉
和慶 土田
貴也 下川
諒伍 ▲高▼橋
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 JPWO2023195076A1 publication Critical patent/JPWO2023195076A1/ja
Publication of JPWO2023195076A5 publication Critical patent/JPWO2023195076A5/ja
Application granted granted Critical
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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
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • 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
    • 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
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H02K1/2733—Annular 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
    • H02K15/035—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets on the rotor
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP2024513596A 2022-04-05 2022-04-05 電動機、送風機および空気調和装置 Active JP7706645B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/017114 WO2023195076A1 (ja) 2022-04-05 2022-04-05 電動機、送風機および空気調和装置

Publications (3)

Publication Number Publication Date
JPWO2023195076A1 JPWO2023195076A1 (https=) 2023-10-12
JPWO2023195076A5 JPWO2023195076A5 (https=) 2024-07-18
JP7706645B2 true JP7706645B2 (ja) 2025-07-11

Family

ID=88242673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024513596A Active JP7706645B2 (ja) 2022-04-05 2022-04-05 電動機、送風機および空気調和装置

Country Status (4)

Country Link
US (1) US20250211043A1 (https=)
JP (1) JP7706645B2 (https=)
CN (1) CN118947043A (https=)
WO (1) WO2023195076A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7531751B1 (ja) * 2023-11-29 2024-08-09 三菱電機株式会社 ロータおよび永久磁石モータ
JP2025168054A (ja) * 2024-04-26 2025-11-07 ダイキン工業株式会社 モータ、空気調和装置、及びモータの製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016219607A (ja) 2015-05-21 2016-12-22 中川電化産業株式会社 磁石およびマグネットロータ
WO2018134988A1 (ja) 2017-01-23 2018-07-26 三菱電機株式会社 回転子、電動機、空気調和装置、および回転子の製造方法
WO2020129123A1 (ja) 2018-12-17 2020-06-25 三菱電機株式会社 回転子、電動機、送風機、及び空気調和機、並びに回転子の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016219607A (ja) 2015-05-21 2016-12-22 中川電化産業株式会社 磁石およびマグネットロータ
WO2018134988A1 (ja) 2017-01-23 2018-07-26 三菱電機株式会社 回転子、電動機、空気調和装置、および回転子の製造方法
WO2020129123A1 (ja) 2018-12-17 2020-06-25 三菱電機株式会社 回転子、電動機、送風機、及び空気調和機、並びに回転子の製造方法

Also Published As

Publication number Publication date
WO2023195076A1 (ja) 2023-10-12
US20250211043A1 (en) 2025-06-26
CN118947043A (zh) 2024-11-12
JPWO2023195076A1 (https=) 2023-10-12

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