CN114503407B - 马达 - Google Patents

马达 Download PDF

Info

Publication number
CN114503407B
CN114503407B CN202080067970.7A CN202080067970A CN114503407B CN 114503407 B CN114503407 B CN 114503407B CN 202080067970 A CN202080067970 A CN 202080067970A CN 114503407 B CN114503407 B CN 114503407B
Authority
CN
China
Prior art keywords
cooling medium
chamber
rotor
stator
sealed chamber
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
CN202080067970.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN114503407A (zh
Inventor
坂东隆哲
松山卓矢
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.)
Nidec Corp
Original Assignee
Nidec 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 Nidec Corp filed Critical Nidec Corp
Publication of CN114503407A publication Critical patent/CN114503407A/zh
Application granted granted Critical
Publication of CN114503407B publication Critical patent/CN114503407B/zh
Active 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
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/225—Heat pipes
    • 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
    • H02K5/1732—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 rotary shaft at both ends of the rotor
    • 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
    • H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
    • 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
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • 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
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/20—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
    • H02K2205/09—Machines characterised by drain passages or by venting, breathing or pressure compensating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)
CN202080067970.7A 2019-09-30 2020-08-21 马达 Active CN114503407B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019179731 2019-09-30
JP2019-179731 2019-09-30
PCT/JP2020/031589 WO2021065240A1 (ja) 2019-09-30 2020-08-21 モータ

Publications (2)

Publication Number Publication Date
CN114503407A CN114503407A (zh) 2022-05-13
CN114503407B true CN114503407B (zh) 2024-08-27

Family

ID=75338192

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080067970.7A Active CN114503407B (zh) 2019-09-30 2020-08-21 马达

Country Status (5)

Country Link
US (1) US12119734B2 (https=)
JP (1) JPWO2021065240A1 (https=)
CN (1) CN114503407B (https=)
DE (1) DE112020004660T5 (https=)
WO (1) WO2021065240A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024034955A (ja) * 2022-09-01 2024-03-13 株式会社デンソー 駆動装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387762A (en) * 1980-05-22 1983-06-14 Massachusetts Institute Of Technology Controllable heat transfer device
JPH052574U (ja) * 1991-02-27 1993-01-14 新明和工業株式会社 モータの冷却装置
CN101090217A (zh) * 2007-04-20 2007-12-19 邵士华 密封的电动机驱动装置
CN107923716A (zh) * 2015-08-06 2018-04-17 日本电产株式会社 冷却装置及电动机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001069693A (ja) * 1999-08-26 2001-03-16 Honda Motor Co Ltd 回転電機
JP2005245155A (ja) 2004-02-27 2005-09-08 Mitsubishi Heavy Ind Ltd 電動機冷却構造
JP2009038864A (ja) 2007-07-31 2009-02-19 Nissan Motor Co Ltd モータの冷却装置およびその冷却方法。
JP5331521B2 (ja) * 2009-03-11 2013-10-30 本田技研工業株式会社 トロイダル巻線モータ
JP6197592B2 (ja) 2013-11-12 2017-09-20 マツダ株式会社 モータの冷却構造
PL3465889T3 (pl) * 2016-06-07 2021-10-25 Tesla, Inc. Zabezpieczenie przed wyładowaniem rotora silnika elektrycznego
JPWO2018030371A1 (ja) 2016-08-09 2019-06-13 日本電産株式会社 モータユニット
JP7056562B2 (ja) * 2016-08-09 2022-04-19 日本電産株式会社 モータユニット
WO2019065929A1 (ja) * 2017-09-29 2019-04-04 日本電産株式会社 モータ
JP6501427B2 (ja) 2017-11-14 2019-04-17 株式会社エムリンク 定格を超える負荷で稼働するための無鉄心回転電気機械、その駆動方法、および、それを含む駆動システム
CN107800235B (zh) * 2017-11-30 2024-03-12 哈尔滨理工大学 一种高功率密度永磁电机液冷自循环机壳
JP2019194056A (ja) 2018-05-02 2019-11-07 マツダ株式会社 インホイールモータ駆動装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387762A (en) * 1980-05-22 1983-06-14 Massachusetts Institute Of Technology Controllable heat transfer device
JPH052574U (ja) * 1991-02-27 1993-01-14 新明和工業株式会社 モータの冷却装置
CN101090217A (zh) * 2007-04-20 2007-12-19 邵士华 密封的电动机驱动装置
CN107923716A (zh) * 2015-08-06 2018-04-17 日本电产株式会社 冷却装置及电动机

Also Published As

Publication number Publication date
US20220337128A1 (en) 2022-10-20
JPWO2021065240A1 (https=) 2021-04-08
WO2021065240A1 (ja) 2021-04-08
DE112020004660T5 (de) 2022-06-15
CN114503407A (zh) 2022-05-13
US12119734B2 (en) 2024-10-15

Similar Documents

Publication Publication Date Title
JP2021057995A (ja) モータ
US6617716B2 (en) Rotary electric machine having stator coolant passage means
US10871331B2 (en) Cooling device and motor utilizing a heating element to circulate cooling
CN111033975B (zh) 马达
CN101772879A (zh) 电动机冷却结构
US20190313549A1 (en) Motor and electric power steering device
CN207706005U (zh) 马达
CN111033976B (zh) 马达
CN111033968A (zh) 马达
US5486728A (en) Micromotor
US20210104934A1 (en) Fan motor
JP2021057994A (ja) モータ
CN114503407B (zh) 马达
CN215452623U (zh) 一种电机、用于电机散热的导热结构及汽车
JPWO2018030323A1 (ja) 駆動装置
US20250038605A1 (en) System for an electrical motor with coil assemblies and external radial magnetic elements
US10819190B2 (en) Motor
WO2019230178A1 (ja) モータ
CN111756180B (zh) 马达
US12149141B2 (en) System for an electrical motor with coil assemblies and external radial magnetic elements
JP7829385B2 (ja) モータ
US20200158136A1 (en) Fan motor
CN116918222A (zh) 马达及马达冷却系统
JP2001224151A (ja) 冷却剤封入モータ
CN111052569B (zh) 马达

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