ES8407257A1 - Un dispositivo de puesta a tierra para evitar la corrosion electrolitica en los cojinetes de las maquinas electricas rotativas - Google Patents
Un dispositivo de puesta a tierra para evitar la corrosion electrolitica en los cojinetes de las maquinas electricas rotativasInfo
- Publication number
- ES8407257A1 ES8407257A1 ES83527469A ES527469A ES8407257A1 ES 8407257 A1 ES8407257 A1 ES 8407257A1 ES 83527469 A ES83527469 A ES 83527469A ES 527469 A ES527469 A ES 527469A ES 8407257 A1 ES8407257 A1 ES 8407257A1
- Authority
- ES
- Spain
- Prior art keywords
- bearings
- shaft
- rotary electric
- electric machines
- grounding 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.)
- Expired
Links
- 230000007797 corrosion Effects 0.000 title abstract 2
- 238000005260 corrosion Methods 0.000 title abstract 2
Classifications
-
- 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
- H02K5/16—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
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/002—Conductive elements, e.g. to prevent static electricity
-
- 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
-
- 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
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
-
- 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
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
DISPOSITIVO DE PUESTA A TIERRA PARA EVITAR LA CORROSION ELECTRICA EN LOS COJINETES DE LAS MAQUINAS ELECTRICAS ROTATIVAS.COMPRENDE UN COJINETE (3) QUE SOPORTA AL EJE (2A) DE UN ROTOR (2) EN UN ESTATOR (1) QUE ESTA PUESTO A TIERRA; UNA TAPA CONDUCTORA (4) DE ELECTRICIDAD, QUE ESTA MONTADA EN EL ESTATOR (1) Y QUE RODEA A DICHO COJINETE (3); Y UN APENDICE O PUNTA DE CONTACTO (7) ACCIONADO POR FUERZA CENTRIFUGA, QUE ESTA MONTADO SOBRE EL EJE, Y QUE HACE CONTACTO CON DICHA TAPA (4) CUANDO LA MAQUINA SE ENCUENTRA EN REPOSO O GIRANDO A BAJAS VELOCIDADES PARA HACER UN CORTOCIRCUITOENTRE EL EJE (2A) Y LA TAPA (4), Y QUE ROMPE LA SITUACION DE CORTOCIRCUITO CUANDO AUMENTA LA VELOCIDAD DE GIRO DEL EJE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982178622U JPS5981254U (ja) | 1982-11-24 | 1982-11-24 | 回転電機の軸受電蝕防止用接地装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES527469A0 ES527469A0 (es) | 1984-08-16 |
ES8407257A1 true ES8407257A1 (es) | 1984-08-16 |
Family
ID=16051664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES83527469A Expired ES8407257A1 (es) | 1982-11-24 | 1983-11-23 | Un dispositivo de puesta a tierra para evitar la corrosion electrolitica en los cojinetes de las maquinas electricas rotativas |
Country Status (6)
Country | Link |
---|---|
US (1) | US4515417A (es) |
JP (1) | JPS5981254U (es) |
KR (1) | KR860001007Y1 (es) |
AU (1) | AU548591B2 (es) |
ES (1) | ES8407257A1 (es) |
MX (1) | MX159054A (es) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6984906B1 (en) * | 2000-07-13 | 2006-01-10 | General Electric Company | Bearing current reduction assembly |
US6541883B2 (en) * | 2001-05-01 | 2003-04-01 | Walbro Corporation | RFI shield structure for an electric motor in a fuel pump housing |
US8199453B2 (en) * | 2003-03-17 | 2012-06-12 | Illinois Tool Works Inc. | Shaft current control brush ring assembly |
US7136271B2 (en) * | 2003-03-17 | 2006-11-14 | Illinois Tool Works Inc | Static charge neutralizing assembly for use on rollers and shafts |
US7193836B2 (en) * | 2003-03-17 | 2007-03-20 | Illinois Tool Works Inc | Grounding brush for mitigating electrical current on motor shafts |
US7365458B2 (en) * | 2005-03-31 | 2008-04-29 | Nidec Shibaura Corporation | Brushless DC motor with molded resin housing |
CA2545661C (en) * | 2005-05-05 | 2015-04-21 | Parker-Hannifin Corporation | Shaft sealing assembly |
US8604653B2 (en) | 2005-06-25 | 2013-12-10 | Inpro/Seal, LLC | Current diverter ring |
US8664812B2 (en) | 2006-03-17 | 2014-03-04 | Inpro/Seal Llc | Current diverter ring |
US20110204734A1 (en) | 2005-06-25 | 2011-08-25 | Orlowski David C | Motor Grounding Seal |
US7521827B2 (en) * | 2005-06-25 | 2009-04-21 | Isotech Of Illinois, Inc. | Motor ground seal |
US7436091B2 (en) * | 2005-06-29 | 2008-10-14 | Detroit Diesel Corporation | Method and system of limiting arcing of rotating member |
CN100431226C (zh) * | 2005-08-17 | 2008-11-05 | 伊利诺斯器械工程公司 | 具有排液管的轴电流控制电刷装置 |
US20070278093A1 (en) * | 2006-06-02 | 2007-12-06 | Barnard Michael P | Electrical conductive contact ring for electroplating or electrodeposition |
US8421286B2 (en) * | 2008-07-03 | 2013-04-16 | Nidec Motor Corporation | Kit and method for attaching a grounding ring to an electrical motor |
US8183727B2 (en) * | 2008-11-24 | 2012-05-22 | Caterpillar Inc. | Grounding mechanism for electric motor |
JP5408423B2 (ja) * | 2009-09-18 | 2014-02-05 | 株式会社富士通ゼネラル | モールドモータ |
US8488293B2 (en) * | 2009-12-21 | 2013-07-16 | Caterpillar Inc. | Electrical bearing ground device |
WO2013192169A1 (en) | 2012-06-18 | 2013-12-27 | Inpro/Seal Llc | Current diverter ring |
US9831739B2 (en) * | 2012-06-18 | 2017-11-28 | Inpro/Seal Llc | Explosion-proof current diverting device |
ITTO20130743A1 (it) * | 2013-09-13 | 2015-03-14 | Skf Ab | Cannotto costampabile con vasche di lavatrici |
DE102013219186B4 (de) * | 2013-09-24 | 2022-11-24 | Vitesco Technologies GmbH | Elektrische Maschine und Verbindungseinheit für elektrische Maschine. |
JP6229414B2 (ja) * | 2013-09-30 | 2017-11-15 | 株式会社富士通ゼネラル | 電動機 |
US9917491B2 (en) | 2014-03-07 | 2018-03-13 | Nidec Motor Corporation | Ground ring and enclosure in an electric motor |
DE102015205475A1 (de) | 2014-06-05 | 2015-12-17 | Robert Bosch Gmbh | Elektrische Maschine |
DE102014018449B3 (de) | 2014-12-12 | 2016-06-09 | Audi Ag | Elektrische Maschine |
JP6451290B2 (ja) * | 2014-12-17 | 2019-01-16 | 三菱自動車工業株式会社 | 回転電機 |
CN104539087B (zh) * | 2015-01-26 | 2017-05-10 | 沈阳工业大学 | 非接触式电能传输装置 |
JP6127308B2 (ja) * | 2015-05-01 | 2017-05-17 | 株式会社明電舎 | 回転機 |
WO2017213627A1 (en) * | 2016-06-07 | 2017-12-14 | Schlumberger Technology Corporation | System and method for reducing motor bearing currents |
JP2018011441A (ja) * | 2016-07-13 | 2018-01-18 | トヨタ自動車株式会社 | 車両用駆動装置 |
DE102016216909A1 (de) * | 2016-09-06 | 2018-03-08 | Bayerische Motoren Werke Aktiengesellschaft | Antriebseinrichtung für ein Kraftfahrzeug, insbesondere einen Kraftwagen, sowie Kraftfahrzeug mit einer solchen Antriebseinrichtung |
KR20190068972A (ko) * | 2017-12-11 | 2019-06-19 | 현대자동차주식회사 | 구동모터의 접지 구조체 |
DE102020212589A1 (de) * | 2020-10-06 | 2022-04-07 | Zf Friedrichshafen Ag | Wellenerdungs-Anordnung, Getriebe, und elektrischer Achsantrieb |
CN112572144B (zh) * | 2020-12-08 | 2023-03-10 | 华为数字能源技术有限公司 | 电机、动力总成及车辆 |
JP2022129298A (ja) * | 2021-02-24 | 2022-09-05 | 日本電産株式会社 | モータユニット |
JP2022154481A (ja) * | 2021-03-30 | 2022-10-13 | 日本電産株式会社 | モータユニット |
JP2022185759A (ja) * | 2021-06-03 | 2022-12-15 | 日本電産株式会社 | モータユニット及びモータユニットの製造方法 |
CN113746275A (zh) * | 2021-08-31 | 2021-12-03 | 株洲齿轮有限责任公司 | 电机放电结构和轴电流导流效果检测方法 |
KR102649390B1 (ko) * | 2021-09-27 | 2024-03-20 | 한국자동차연구원 | 회전기기 전식 방지 장치 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1572287A (en) * | 1921-08-23 | 1926-02-09 | Electro Dynamic Company | Bearing cap |
AU535978B2 (en) * | 1979-03-23 | 1984-04-12 | John James Bowey | Motor speed safety device |
US4386812A (en) * | 1981-07-06 | 1983-06-07 | Marathon Electric Manufacturing Corp. | Bearing lock for a dynamoelectric machine |
-
1982
- 1982-11-24 JP JP1982178622U patent/JPS5981254U/ja active Pending
-
1983
- 1983-05-17 KR KR2019830004362U patent/KR860001007Y1/ko not_active IP Right Cessation
- 1983-09-14 AU AU19129/83A patent/AU548591B2/en not_active Ceased
- 1983-09-15 US US06/532,592 patent/US4515417A/en not_active Expired - Fee Related
- 1983-10-04 MX MX83199005A patent/MX159054A/es unknown
- 1983-11-23 ES ES83527469A patent/ES8407257A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4515417A (en) | 1985-05-07 |
AU548591B2 (en) | 1985-12-19 |
KR860001007Y1 (ko) | 1986-05-23 |
KR840006465U (ko) | 1984-12-03 |
JPS5981254U (ja) | 1984-06-01 |
MX159054A (es) | 1989-04-13 |
ES527469A0 (es) | 1984-08-16 |
AU1912983A (en) | 1984-05-31 |
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