DK2707609T3 - Afstandsholder til rullelejer, især anvendt i en vindturbine - Google Patents

Afstandsholder til rullelejer, især anvendt i en vindturbine Download PDF

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Publication number
DK2707609T3
DK2707609T3 DK11719030.6T DK11719030T DK2707609T3 DK 2707609 T3 DK2707609 T3 DK 2707609T3 DK 11719030 T DK11719030 T DK 11719030T DK 2707609 T3 DK2707609 T3 DK 2707609T3
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DK
Denmark
Prior art keywords
recess
rollers
spacer
contact
contact surfaces
Prior art date
Application number
DK11719030.6T
Other languages
English (en)
Inventor
Jean-Baptiste Magny
Pascal Ovize
Original Assignee
Skf Ab
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 Skf Ab filed Critical Skf Ab
Application granted granted Critical
Publication of DK2707609T3 publication Critical patent/DK2707609T3/da

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Classifications

    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with the rolling elements
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/70—Bearing or lubricating arrangements
    • 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
    • F16C19/34—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 both radial and axial load
    • F16C19/36—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 both radial and axial load with a single row of rollers
    • F16C19/361—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 both radial and axial load with a single row of rollers with cylindrical rollers
    • 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
    • F16C19/34—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 both radial and axial load
    • F16C19/38—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 both radial and axial load with two or more rows of rollers
    • 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
    • F16C19/40—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 with loose spacing bodies between the rollers
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6607—Retaining the grease in or near the bearing
    • F16C33/6614—Retaining the grease in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
    • 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
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/31—Wind motors
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7836—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members floating with respect to both races
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rolling Contact Bearings (AREA)

Claims (13)

1. Afstandsholder til et rulleleje, som omfatter en indre ring, en ydre ring og mindst en række vinkelstillede berøringsruller, som er anbragt mellem rulleskåle, der er tilvejebragt på ringene, hvilken afstandsholder omfatter to modsat beliggende flader (17, 18), som har et konkavt profil, der er indrettet til rullerne, og hvor mindst en af de nævnte flader omfatter to berøringsflader (17a, 17b) med en tilhørende rulle og en konkav udtagning (17c), som strækker sig mellem de nævnte berøringsflader og er rettet udad mod nævnte rulle, hvilken afstandsholder yderligere omfatter modsat beliggende indre og ydre dele (13, 14), som er indrettet til at kunne komme i berøring med rulleskålene i ringene, og modsat beliggende sideflanger (15, 16), som afgrænser de modsat beliggende flader (17, 18), kendetegnet ved, at sideflangerne (15, 16) hver omfatter en central plan berøringsflade (15a, 16a), en udtagning (15d, 16d) i form af en rille, som er tildannet i nævnte berøringsflade og yderligere udtagninger (15b, 15c, 16b, 16c), som er anbragt på begge sider af berøringsfladen (15a, 16a), idet hver udtagning i sideflangerne åbner sig hen mod berøringsfladerne (17a, 17b, 18a, 18b) på de modsat beliggende flader (17,18).
2. Afstandsholder ifølge krav 1, hvor en udtagning (17c) strækker sig mellem de indre og ydre dele (13,14).
3. Afstandsholder ifølge krav 2, hvor udtagningen (17c) strækker sig fra den indre del (13) til den ydre del (14).
4. Afstandsholder ifølge ethvert af de foregående krav, hvor den indre del (13) og den ydre del (14) hver omfatter to berøringsflader (13a, 13b, 14a, 14b), og hvor der findes en konkav udtagning (13c, 14c) herimellem.
5. Afstandsholder ifølge krav 4, hvor udtagningen (17c) i fladen strækker sig fra en udtagning (13c) i den indre del til en udtagning (14c) i den ydre del.
6. Afstandsholder ifølge krav 4 eller 5, hvor udtagningerne (13c, 14c) i den indre del og den ydre del strækker sig fra en flade til en anden flade.
7. Afstandsholder ifølge mindst et af de foregående krav, og som yderligere omfatter et gennemgående hul (19), som kan bringe de nævnte flader (17, 18) i forbindelse med hinanden.
8. Afstandsholder ifølge krav 7, hvor det gennemgående hul (19) udmunder inden i udtagningen (17c) i en flade.
9. Afstandsholder ifølge ethvert af de foregående krav, hvor hver flade (17, 18) omfatter to berøringsflader (17a, 17b, 18a, 18b) og en konkav udtagning (17c, 18c), som strækker sig mellem de nævnte berøringsflader og mellem de indre og ydre dele.
10. Afstandsholder ifølge ethvert af de foregående krav, og som er tildannet i én del af metal eller af polymert materiale.
11. Rulleleje, som omfatter en indre ring (1), en ydre ring (2), mindst en række vinkelstillede berøringsruller (3a), som er anbragt mellem rulleskåle (5, 7), der er tilvejebragt på ringene, og et antal afstandsholdere (4) ifølge ethvert af de foregående krav og anbragt langs omkredsen mellem rullerne.
12. Rulleleje ifølge krav 11, hvor udtagningerne i afstandsholderne er fyldt med smøremiddel.
13. Anvendelse af et rulleleje ifølge krav 11 eller 12 i en vindturbine, som omfatter et tårn, der holder en nacelle, hvori der er installeret skovle, især til drejning af nacellen i forhold til tårnet og/eller til drejning/indstilling af hver skovl omkring dennes længdeakse.
DK11719030.6T 2011-05-13 2011-05-13 Afstandsholder til rullelejer, især anvendt i en vindturbine DK2707609T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2011/057742 WO2012155945A1 (en) 2011-05-13 2011-05-13 Spacer for rolling bearing, notably used in a wind turbine

Publications (1)

Publication Number Publication Date
DK2707609T3 true DK2707609T3 (da) 2015-12-14

Family

ID=44626307

Family Applications (1)

Application Number Title Priority Date Filing Date
DK11719030.6T DK2707609T3 (da) 2011-05-13 2011-05-13 Afstandsholder til rullelejer, især anvendt i en vindturbine

Country Status (8)

Country Link
US (1) US9995340B2 (da)
EP (1) EP2707609B1 (da)
KR (1) KR20140027977A (da)
CN (1) CN103534497B (da)
BR (1) BR112013025179A2 (da)
DK (1) DK2707609T3 (da)
ES (1) ES2554493T3 (da)
WO (1) WO2012155945A1 (da)

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Publication number Priority date Publication date Assignee Title
US9447820B2 (en) * 2014-04-23 2016-09-20 General Electric Company Spacer assembly for a bearing
DE102017008877A1 (de) * 2017-09-21 2019-03-21 Imo Holding Gmbh Schrägrollenlager
DK4075004T3 (da) * 2018-07-19 2023-05-30 Timken Co Delt konisk rulleleje
RU2705637C1 (ru) * 2018-11-29 2019-11-11 Акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" Блок рулевого привода ракеты
DE102021129208B3 (de) 2021-11-10 2023-04-27 Hiwin Technologies Corp. Abstandhalter und zykloidisches Untersetzungsgetriebe mit dem Abstandhalter
US11460094B1 (en) 2021-11-10 2022-10-04 Hiwin Technologies Corp. Spacer and cycloidal reducer with the spacer
JP7253027B1 (ja) 2021-11-12 2023-04-05 上銀科技股▲分▼有限公司 スペーサリテーナ

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JPS6217425A (ja) * 1985-07-16 1987-01-26 Nippon Thompson Co Ltd 直線運動用ころ軸受のセパレ−タ
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DE19534287C1 (de) * 1995-09-15 1996-08-08 Bundesrep Deutschland Großwälzlager zur Aufnahme von Axial-, Radial- und Momentenbelastungen
JP4440366B2 (ja) * 1999-04-01 2010-03-24 Ｔｈｋ株式会社 旋回軸受用スペーサ
JP4253069B2 (ja) * 1999-04-30 2009-04-08 日本トムソン株式会社 アンギュラコンタクト円筒ころ軸受
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Also Published As

Publication number Publication date
EP2707609A1 (en) 2014-03-19
US9995340B2 (en) 2018-06-12
EP2707609B1 (en) 2015-09-02
ES2554493T3 (es) 2015-12-21
CN103534497B (zh) 2016-06-15
WO2012155945A1 (en) 2012-11-22
BR112013025179A2 (pt) 2021-03-23
CN103534497A (zh) 2014-01-22
US20150275968A1 (en) 2015-10-01
KR20140027977A (ko) 2014-03-07

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