FI965142A - Tiiviste/laakerikokoonpano - Google Patents

Tiiviste/laakerikokoonpano Download PDF

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Publication number
FI965142A
FI965142A FI965142A FI965142A FI965142A FI 965142 A FI965142 A FI 965142A FI 965142 A FI965142 A FI 965142A FI 965142 A FI965142 A FI 965142A FI 965142 A FI965142 A FI 965142A
Authority
FI
Finland
Prior art keywords
seal
bearing assembly
bearing
assembly
Prior art date
Application number
FI965142A
Other languages
English (en)
Swedish (sv)
Other versions
FI113888B (fi
FI965142A0 (fi
Inventor
Thomas W Ramsay
Original Assignee
Thomas W Ramsay
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
Priority claimed from CA002126262A external-priority patent/CA2126262A1/en
Priority claimed from GB9423260A external-priority patent/GB9423260D0/en
Priority claimed from GBGB9425594.0A external-priority patent/GB9425594D0/en
Priority claimed from GBGB9506195.8A external-priority patent/GB9506195D0/en
Application filed by Thomas W Ramsay filed Critical Thomas W Ramsay
Publication of FI965142A publication Critical patent/FI965142A/fi
Publication of FI965142A0 publication Critical patent/FI965142A0/fi
Application granted granted Critical
Publication of FI113888B publication Critical patent/FI113888B/fi

Links

Classifications

    • 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more 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
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D3/00—Axial-flow pumps
    • F04D3/02—Axial-flow pumps of screw type
    • 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
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • F16C17/105—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one bearing surface providing angular contact, e.g. conical or spherical bearing surfaces
    • 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
    • F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
    • 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C33/74—Sealings of sliding-contact bearings
    • F16C33/741—Sealings of sliding-contact bearings by means of a fluid
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/406—Sealings between relatively-moving surfaces by means of fluid by at least one pump
    • 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
    • F16C2210/00—Fluids
    • F16C2210/10—Fluids water based
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/42—Groove sizes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FI965142A 1994-06-20 1996-12-20 Laite pyörivää akselia varten FI113888B (fi)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
CA2126262 1994-06-20
CA002126262A CA2126262A1 (en) 1994-06-20 1994-06-20 Shaft mounted and impeller mounted pumping sleeve and bushing
GB9423260A GB9423260D0 (en) 1994-11-16 1994-11-16 Shaft-mounted and impeller-mounted pumping sleeve and bushing
GB9423260 1994-11-16
GBGB9425594.0A GB9425594D0 (en) 1994-12-19 1994-12-19 Shaft-mounted and impeller-mounted pumping sleeve and bushing
GB9425594 1994-12-19
GB9506195 1995-03-27
GBGB9506195.8A GB9506195D0 (en) 1995-03-27 1995-03-27 Shaft-mounted and impeller mounted pumping sleeve and bushing
CA9500362 1995-06-19
PCT/CA1995/000362 WO1995035457A1 (en) 1994-06-20 1995-06-19 Seal/bearing assembly
US77004496 1996-12-19
US08/770,044 US5827042A (en) 1994-06-20 1996-12-19 Seal/bearing assembly

Publications (3)

Publication Number Publication Date
FI965142A true FI965142A (fi) 1996-12-20
FI965142A0 FI965142A0 (fi) 1996-12-20
FI113888B FI113888B (fi) 2004-06-30

Family

ID=27508545

Family Applications (1)

Application Number Title Priority Date Filing Date
FI965142A FI113888B (fi) 1994-06-20 1996-12-20 Laite pyörivää akselia varten

Country Status (6)

Country Link
US (1) US5827042A (fi)
EP (1) EP0769111B1 (fi)
CA (1) CA2193482C (fi)
FI (1) FI113888B (fi)
NO (1) NO965488L (fi)
WO (1) WO1995035457A1 (fi)

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CN104214351B (zh) * 2014-07-31 2016-04-20 北京机电院机床有限公司 一种机床主轴的气密封设计方法
JP2016044673A (ja) * 2014-08-22 2016-04-04 日本電産株式会社 動圧軸受ポンプ
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US11796064B2 (en) 2016-06-10 2023-10-24 John Crane Uk Limited Reduced emission gas seal
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CN106763214A (zh) * 2017-01-18 2017-05-31 东南大学 一种用于电机后置式电主轴辅助支承的动静压水轴承
CN110537041B (zh) 2017-03-09 2022-05-24 江森自控科技公司 背对背轴承密封系统
US10941779B2 (en) * 2017-04-07 2021-03-09 Baker Hughes, A Ge Company, Llc Abrasion resistant inserts in centrifugal well pump stages
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RU2744621C1 (ru) * 2020-10-06 2021-03-12 Акционерное общество "Гидрогаз" (АО "Гидрогаз") Центробежный консольный насос
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CN114320933B (zh) * 2022-01-12 2024-06-04 浙江钱涛泵业股份有限公司 一种污水泵泵头
CN114876816A (zh) * 2022-06-21 2022-08-09 常州市东南电器电机有限公司 一种汽车电子水泵的隔水套单密封结构

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Also Published As

Publication number Publication date
CA2193482A1 (en) 1995-12-28
US5827042A (en) 1998-10-27
WO1995035457A1 (en) 1995-12-28
FI113888B (fi) 2004-06-30
AU2709395A (en) 1996-01-15
CA2193482C (en) 2002-08-20
EP0769111B1 (en) 2002-08-14
NO965488L (no) 1997-02-19
FI965142A0 (fi) 1996-12-20
NO965488D0 (no) 1996-12-19
EP0769111A1 (en) 1997-04-23
AU689906B2 (en) 1998-04-09

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Legal Events

Date Code Title Description
GB Transfer or assigment of application

Owner name: A.W. CHESTERTON CO.