JP7816496B2 - 接続装置 - Google Patents

接続装置

Info

Publication number
JP7816496B2
JP7816496B2 JP2024512687A JP2024512687A JP7816496B2 JP 7816496 B2 JP7816496 B2 JP 7816496B2 JP 2024512687 A JP2024512687 A JP 2024512687A JP 2024512687 A JP2024512687 A JP 2024512687A JP 7816496 B2 JP7816496 B2 JP 7816496B2
Authority
JP
Japan
Prior art keywords
conductive
recess
steel ball
rotating shaft
connection device
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
JP2024512687A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023190698A1 (https=
Inventor
敬登 山岸
智 甲藤
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.)
NSK Ltd
Original Assignee
NSK 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
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of JPWO2023190698A1 publication Critical patent/JPWO2023190698A1/ja
Application granted granted Critical
Publication of JP7816496B2 publication Critical patent/JP7816496B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/30—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly
    • F16C19/32—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly for supporting the end face of a shaft or other member, e.g. footstep bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N31/00—Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
    • F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
    • F16N7/30—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the oil being fed or carried along by another fluid
    • F16N7/32—Mist lubrication
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/08—Slip-rings
    • H01R39/12—Slip-rings using bearing or shaft surface as contact surface
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/40—Structural association with grounding devices
    • 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
    • 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
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • 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
    • 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
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • 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
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
    • H05F3/00—Carrying-off electrostatic charges
    • H05F3/02—Carrying-off electrostatic charges by means of earthing connections
    • 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)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Rolling Contact Bearings (AREA)
  • Motor Or Generator Frames (AREA)
JP2024512687A 2022-03-29 2023-03-29 接続装置 Active JP7816496B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022053991 2022-03-29
JP2022053991 2022-03-29
PCT/JP2023/012840 WO2023190698A1 (ja) 2022-03-29 2023-03-29 接続装置

Publications (2)

Publication Number Publication Date
JPWO2023190698A1 JPWO2023190698A1 (https=) 2023-10-05
JP7816496B2 true JP7816496B2 (ja) 2026-02-18

Family

ID=88199999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024512687A Active JP7816496B2 (ja) 2022-03-29 2023-03-29 接続装置

Country Status (4)

Country Link
US (1) US20250219339A1 (https=)
JP (1) JP7816496B2 (https=)
CN (1) CN118947223A (https=)
WO (2) WO2023188525A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025103526A (ja) * 2023-12-27 2025-07-09 日本精工株式会社 ブラシユニット、及び接続装置
WO2025243401A1 (ja) * 2024-05-21 2025-11-27 三菱電機株式会社 モータ、送風機および空気調和装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001258198A (ja) 2000-03-10 2001-09-21 Sanyo Electric Co Ltd 誘導電動機
JP2004084730A (ja) 2002-08-23 2004-03-18 Ntn Corp 通電軸受
US20100127585A1 (en) 2008-11-24 2010-05-27 Caterpillar Inc. Grounding mechanism for electric motor
JP2016171642A (ja) 2015-03-12 2016-09-23 Ntn株式会社 モータ駆動装置
JP2020031492A (ja) 2018-08-22 2020-02-27 株式会社Ｓｕｂａｒｕ 回転駆動装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646221Y2 (ja) * 1987-08-28 1994-11-24 日本電産株式会社 ブラシレスモ−タ
JP7596848B2 (ja) * 2021-02-25 2024-12-10 ニデック株式会社 モータ
JP7639482B2 (ja) * 2021-03-30 2025-03-05 ニデック株式会社 モータユニット

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001258198A (ja) 2000-03-10 2001-09-21 Sanyo Electric Co Ltd 誘導電動機
JP2004084730A (ja) 2002-08-23 2004-03-18 Ntn Corp 通電軸受
US20100127585A1 (en) 2008-11-24 2010-05-27 Caterpillar Inc. Grounding mechanism for electric motor
JP2016171642A (ja) 2015-03-12 2016-09-23 Ntn株式会社 モータ駆動装置
JP2020031492A (ja) 2018-08-22 2020-02-27 株式会社Ｓｕｂａｒｕ 回転駆動装置

Also Published As

Publication number Publication date
WO2023190698A1 (ja) 2023-10-05
WO2023188525A1 (ja) 2023-10-05
CN118947223A (zh) 2024-11-12
JPWO2023190698A1 (https=) 2023-10-05
US20250219339A1 (en) 2025-07-03

Similar Documents

Publication Publication Date Title
JP7816496B2 (ja) 接続装置
EP1091469A2 (en) Cap for thrust bearing
CN109716629B (zh) 马达
KR20030045159A (ko) 소형 모터
US11095185B2 (en) Motor assembly
JP2024139176A (ja) 接続装置
CN111668972A (zh) 无刷马达及包含该无刷马达的电气产品
WO2024063013A1 (ja) ブラシユニット、及び接続装置
JPH08149741A (ja) 電動機用軸受装置
JP4237314B2 (ja) ボールジョイント
JP2023147277A (ja) 接続装置
US4859086A (en) Apparatus with novel housing having universal bearing support structure
FR3111487A1 (fr) Moteur électrique à moyens de découplage du rotor, pour dispositif de ventilation d’une installation de ventilation, climatisation et/ou chauffage d’un véhicule automobile
CN218303855U (zh) 滚刷装置以及清洁设备
JP2006087243A (ja) ブラシホルダ装置及びポンプ用モータ
JP2026006215A (ja) 回転機械
US20220166271A1 (en) Electric motor with injection molded rotor comprising an axial support for a ball bearing
JP2025103526A (ja) ブラシユニット、及び接続装置
JP4034453B2 (ja) 電動機
WO2026048799A1 (ja) 通電ユニットおよび軸受ユニット
TW202410564A (zh) 連接器
CN120530540A (zh) 连接器及线束
CN112728107A (zh) 磁性液体密封装置
CN121713341A (zh) 接地刷组件
JP2024166647A (ja) 転がり軸受

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240925

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241004

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20251028

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20251029

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20260106

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20260119

R150 Certificate of patent or registration of utility model

Ref document number: 7816496

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150