CN113966440B - 旋转设备 - Google Patents

旋转设备 Download PDF

Info

Publication number
CN113966440B
CN113966440B CN202080043778.4A CN202080043778A CN113966440B CN 113966440 B CN113966440 B CN 113966440B CN 202080043778 A CN202080043778 A CN 202080043778A CN 113966440 B CN113966440 B CN 113966440B
Authority
CN
China
Prior art keywords
bearing
rotor
shaft member
stator
housing
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
CN202080043778.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN113966440A (zh
Inventor
岩田仁
加纳刚
大泽直生
山西生马
西方俊之
清水道弘
天城雄太
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.)
MinebeaMitsumi Inc
Original Assignee
MinebeaMitsumi Inc
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 MinebeaMitsumi Inc filed Critical MinebeaMitsumi Inc
Priority to CN202410553710.0A priority Critical patent/CN118407924A/zh
Publication of CN113966440A publication Critical patent/CN113966440A/zh
Application granted granted Critical
Publication of CN113966440B publication Critical patent/CN113966440B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/007—Axial-flow pumps multistage fans
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/053—Shafts
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/059—Roller bearings
    • 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
    • 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
    • F04D29/38—Blades
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F04D29/544—Blade shapes
    • 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
    • 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
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1737—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
CN202080043778.4A 2019-06-14 2020-06-12 旋转设备 Active CN113966440B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410553710.0A CN118407924A (zh) 2019-06-14 2020-06-12 旋转设备

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019111612 2019-06-14
JP2019-111612 2019-06-14
PCT/JP2020/023298 WO2020251041A1 (ja) 2019-06-14 2020-06-12 回転機器

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202410553710.0A Division CN118407924A (zh) 2019-06-14 2020-06-12 旋转设备

Publications (2)

Publication Number Publication Date
CN113966440A CN113966440A (zh) 2022-01-21
CN113966440B true CN113966440B (zh) 2024-05-28

Family

ID=73781223

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202080043778.4A Active CN113966440B (zh) 2019-06-14 2020-06-12 旋转设备
CN202410553710.0A Pending CN118407924A (zh) 2019-06-14 2020-06-12 旋转设备

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202410553710.0A Pending CN118407924A (zh) 2019-06-14 2020-06-12 旋转设备

Country Status (4)

Country Link
US (1) US20220235775A1 (https=)
JP (2) JP7496353B2 (https=)
CN (2) CN113966440B (https=)
WO (1) WO2020251041A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6935252B2 (ja) * 2017-07-10 2021-09-15 ミネベアミツミ株式会社 モータ
JP2022122724A (ja) * 2021-02-10 2022-08-23 ミネベアミツミ株式会社 回転機器
DE102021131883A1 (de) * 2021-12-03 2023-06-07 Ebm-Papst St. Georgen Gmbh & Co. Kg Ventilator mit zweiseitig gelagerter Rotorwelle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07327347A (ja) * 1994-05-30 1995-12-12 Toshiba Corp アウタロータ用ファンモータ
CN101056017A (zh) * 2006-04-14 2007-10-17 日本伺服有限公司 轴流风扇电动机
JP2008175158A (ja) * 2007-01-19 2008-07-31 Nippon Densan Corp 軸流ファン
CN202926666U (zh) * 2011-06-30 2013-05-08 日本电产株式会社 风扇
JP2017158409A (ja) * 2016-03-04 2017-09-07 日本精工株式会社 ローラ

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385510A (en) * 1966-07-29 1968-05-28 Litton Prec Products Inc Miniature motor driven air blower
US4995787A (en) * 1989-09-18 1991-02-26 Torrington Research Company Axial flow impeller
US5101306A (en) * 1989-10-30 1992-03-31 Kabushiki Kaisha Toshiba Releasable controlled force clamp for disk storage apparatus
DE4121428A1 (de) * 1991-06-28 1993-01-07 Papst Motoren Gmbh & Co Kg Spindelmotor, insbesondere fuer plattenspeicher
US5519270A (en) * 1992-08-19 1996-05-21 Fujitsu Limited Spindle motor and disk drive having the same
US5859745A (en) * 1993-11-02 1999-01-12 Seagate Technology, Inc. Split ring mounting for disk drive spindle and actuator shafts
US6528909B1 (en) * 1998-01-14 2003-03-04 International Business Machines Corporation Motor shaft having an integral heat pipe
JP3295842B2 (ja) * 1998-07-16 2002-06-24 ミネベア株式会社 軸流ファンモータ
US6707639B1 (en) * 2000-03-31 2004-03-16 Seagate Technology Llc. Balancing system with adjustable eccentric rings for a disc drive assembly
EP1432104B1 (de) * 2002-12-16 2006-12-06 ebm-papst St. Georgen GmbH & Co. KG Aussenläufermotor mit stehender Lagerachse
JP2005256705A (ja) * 2004-03-11 2005-09-22 Nippon Densan Corp 細長遠心ファン
US7554228B2 (en) * 2005-05-25 2009-06-30 Hewlett-Packard Development Company, L.P. Cooling fan with an outer rotor motor
JP3129498U (ja) * 2006-08-11 2007-02-22 建軍 ▲兪▼ 磁気浮上回転装置
JPWO2008041353A1 (ja) * 2006-09-29 2010-02-04 日本電産サンキョー株式会社 ファンモータ
JP2009243381A (ja) * 2008-03-31 2009-10-22 Nidec Sankyo Corp ファンモータ
JP2012097655A (ja) * 2010-11-02 2012-05-24 Nippon Densan Corp 送風ファン
JP2012102686A (ja) * 2010-11-11 2012-05-31 Nippon Densan Corp 送風ファン
US20140010645A1 (en) * 2012-07-05 2014-01-09 Adda Corp. Fan structure
JP5910673B2 (ja) * 2014-06-30 2016-04-27 ダイキン工業株式会社 電動機
JP6728948B2 (ja) * 2016-05-09 2020-07-22 日本電産株式会社 ファンモータ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07327347A (ja) * 1994-05-30 1995-12-12 Toshiba Corp アウタロータ用ファンモータ
CN101056017A (zh) * 2006-04-14 2007-10-17 日本伺服有限公司 轴流风扇电动机
JP2008175158A (ja) * 2007-01-19 2008-07-31 Nippon Densan Corp 軸流ファン
CN202926666U (zh) * 2011-06-30 2013-05-08 日本电产株式会社 风扇
JP2017158409A (ja) * 2016-03-04 2017-09-07 日本精工株式会社 ローラ

Also Published As

Publication number Publication date
JP7496353B2 (ja) 2024-06-06
WO2020251041A1 (ja) 2020-12-17
US20220235775A1 (en) 2022-07-28
CN113966440A (zh) 2022-01-21
JPWO2020251041A1 (https=) 2020-12-17
CN118407924A (zh) 2024-07-30
JP7752210B2 (ja) 2025-10-09
JP2024103561A (ja) 2024-08-01

Similar Documents

Publication Publication Date Title
EP3760877B1 (en) Electric blower, electric vacuum cleaner and hand dryer
CN113966440B (zh) 旋转设备
EP3760878B1 (en) Electric blower, electric vacuum cleaner and hand dryer
CN208073869U (zh) 轴流风扇
CN208073867U (zh) 轴流风扇
CN102758780A (zh) 离心风扇
WO2016121448A1 (ja) 電動送風機及びそれを搭載した電気掃除機
US12549046B2 (en) Cooling of an electric motor
CN1987122A (zh) 轴流式风扇
WO2022102219A1 (ja) 回転子、回転電機
US20150061429A1 (en) Blower
CN208123095U (zh) 轴流风扇
JPWO2020251041A5 (https=)
WO2023136117A1 (ja) 回転電機
CN119030195A (zh) 旋转电机的定子以及电动压缩机
KR20220056585A (ko) 냉각팬 일체형 회전자를 구비한 발전기
WO2023162220A1 (ja) 電動圧縮機
JP7591369B2 (ja) 回転機器
JP2022012979A (ja) 電動送風機、及び、それを搭載した電気掃除機
WO2020196117A1 (ja) 電動コンプレッサ
KR102200082B1 (ko) 팬 모터
JP2022122724A (ja) 回転機器
JP2024093313A (ja) 遠心圧縮機
CN118611340A (zh) 一种无源风冷磁悬浮泵

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant