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GB2562493B - Pump bearing lubrication - Google Patents

Pump bearing lubrication Download PDF

Info

Publication number
GB2562493B
GB2562493B GB1707814.8A GB201707814A GB2562493B GB 2562493 B GB2562493 B GB 2562493B GB 201707814 A GB201707814 A GB 201707814A GB 2562493 B GB2562493 B GB 2562493B
Authority
GB
United Kingdom
Prior art keywords
bearing lubrication
pump bearing
pump
lubrication
bearing
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 - Fee Related
Application number
GB1707814.8A
Other versions
GB2562493A (en
GB201707814D0 (en
Inventor
Lucchetta Emiliano
James Patey Alexander
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.)
Edwards Ltd
Original Assignee
Edwards 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 Edwards Ltd filed Critical Edwards Ltd
Priority to GB1707814.8A priority Critical patent/GB2562493B/en
Publication of GB201707814D0 publication Critical patent/GB201707814D0/en
Priority to EP18727363.6A priority patent/EP3635269A1/en
Priority to PCT/GB2018/051307 priority patent/WO2018211256A1/en
Publication of GB2562493A publication Critical patent/GB2562493A/en
Application granted granted Critical
Publication of GB2562493B publication Critical patent/GB2562493B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6666—Details of supply of the liquid to the bearing, e.g. passages or nozzles from an oil bath in the bearing housing, e.g. by an oil ring or centrifugal disc
    • 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
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps
    • 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
    • F04D29/06—Lubrication
    • F04D29/061—Lubrication especially adapted for liquid pumps
    • 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
    • F04D29/06—Lubrication
    • F04D29/063—Lubrication specially adapted for elastic fluid pumps
    • 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
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • 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
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6685—Details of collecting or draining, e.g. returning the liquid to a sump
    • 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
    • F16N25/00—Distributing equipment with or without proportioning devices
    • F16N25/04—Distributing equipment with or without proportioning devices with rotary distributing member
    • 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
    • F16N7/12—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by capillary action, e.g. by wicks
    • 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
    • F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
    • F16N7/366—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication with feed by pumping action of a vertical shaft of the machine
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • 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
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
GB1707814.8A 2017-05-16 2017-05-16 Pump bearing lubrication Expired - Fee Related GB2562493B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1707814.8A GB2562493B (en) 2017-05-16 2017-05-16 Pump bearing lubrication
EP18727363.6A EP3635269A1 (en) 2017-05-16 2018-05-15 Pump bearing lubrication
PCT/GB2018/051307 WO2018211256A1 (en) 2017-05-16 2018-05-15 Pump bearing lubrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1707814.8A GB2562493B (en) 2017-05-16 2017-05-16 Pump bearing lubrication

Publications (3)

Publication Number Publication Date
GB201707814D0 GB201707814D0 (en) 2017-06-28
GB2562493A GB2562493A (en) 2018-11-21
GB2562493B true GB2562493B (en) 2020-12-30

Family

ID=59201502

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1707814.8A Expired - Fee Related GB2562493B (en) 2017-05-16 2017-05-16 Pump bearing lubrication

Country Status (3)

Country Link
EP (1) EP3635269A1 (en)
GB (1) GB2562493B (en)
WO (1) WO2018211256A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6623964B2 (en) * 2015-10-13 2019-12-25 株式会社島津製作所 Oil lubricated bearing device and vacuum pump
GB2627208A (en) * 2023-02-15 2024-08-21 Edwards S R O Cartridge and vacuum pump

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR709853A (en) * 1930-01-30 1931-08-14 Westinghouse Electric & Mfg Co Improvements to vertical oil bearings
CH561367A5 (en) * 1972-02-29 1975-04-30 Federal Mogul Corp
US4286829A (en) * 1978-10-02 1981-09-01 Skf Industrial Trading & Development Co. B. V. Bearing for high rotational speeds
EP0289897A1 (en) * 1987-05-08 1988-11-09 Maschinenfabrik Rieter Ag High speed rotational bearing
EP1903230A1 (en) * 2006-09-25 2008-03-26 Jtekt Corporation Rolling bearing apparatus
EP1972794A2 (en) * 2007-03-23 2008-09-24 Pfeiffer Vacuum Gmbh Vacuum pump
EP2557316A2 (en) * 2011-08-10 2013-02-13 Pfeiffer Vacuum GmbH Vacuum pump
EP3001039A2 (en) * 2015-09-11 2016-03-30 Pfeiffer Vacuum Gmbh Vacuum pump
GB2535163A (en) * 2015-02-09 2016-08-17 Edwards Ltd Pump lubricant supply systems

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR709853A (en) * 1930-01-30 1931-08-14 Westinghouse Electric & Mfg Co Improvements to vertical oil bearings
CH561367A5 (en) * 1972-02-29 1975-04-30 Federal Mogul Corp
US4286829A (en) * 1978-10-02 1981-09-01 Skf Industrial Trading & Development Co. B. V. Bearing for high rotational speeds
EP0289897A1 (en) * 1987-05-08 1988-11-09 Maschinenfabrik Rieter Ag High speed rotational bearing
EP1903230A1 (en) * 2006-09-25 2008-03-26 Jtekt Corporation Rolling bearing apparatus
EP1972794A2 (en) * 2007-03-23 2008-09-24 Pfeiffer Vacuum Gmbh Vacuum pump
EP2557316A2 (en) * 2011-08-10 2013-02-13 Pfeiffer Vacuum GmbH Vacuum pump
GB2535163A (en) * 2015-02-09 2016-08-17 Edwards Ltd Pump lubricant supply systems
EP3001039A2 (en) * 2015-09-11 2016-03-30 Pfeiffer Vacuum Gmbh Vacuum pump

Also Published As

Publication number Publication date
EP3635269A1 (en) 2020-04-15
GB2562493A (en) 2018-11-21
GB201707814D0 (en) 2017-06-28
WO2018211256A1 (en) 2018-11-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230516