DK170449B1 - El-drevet centrifugalpumpe - Google Patents

El-drevet centrifugalpumpe Download PDF

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Publication number
DK170449B1
DK170449B1 DK077587A DK77587A DK170449B1 DK 170449 B1 DK170449 B1 DK 170449B1 DK 077587 A DK077587 A DK 077587A DK 77587 A DK77587 A DK 77587A DK 170449 B1 DK170449 B1 DK 170449B1
Authority
DK
Denmark
Prior art keywords
impeller
bearing
centrifugal pump
annular
pump according
Prior art date
Application number
DK077587A
Other languages
Danish (da)
English (en)
Other versions
DK77587A (da
DK77587D0 (da
Inventor
Shotaro Mizobuchi
Yoshikazu Kimura
Katsumi Sasaki
Original Assignee
Ebara Corp
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 JP61079259A external-priority patent/JPS62237093A/ja
Priority claimed from JP61127184A external-priority patent/JPH0784875B2/ja
Application filed by Ebara Corp filed Critical Ebara Corp
Publication of DK77587D0 publication Critical patent/DK77587D0/da
Publication of DK77587A publication Critical patent/DK77587A/da
Application granted granted Critical
Publication of DK170449B1 publication Critical patent/DK170449B1/da

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
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • 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
    • F04D29/0465—Ceramic bearing designs
    • 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
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0666—Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap type
    • 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
    • F04D29/041—Axial thrust balancing
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/0467—Spherical 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
    • 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
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Ceramic Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DK077587A 1986-04-08 1987-02-16 El-drevet centrifugalpumpe DK170449B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP7925986 1986-04-08
JP61079259A JPS62237093A (ja) 1986-04-08 1986-04-08 マグネツトポンプ
JP12718486 1986-06-03
JP61127184A JPH0784875B2 (ja) 1986-06-03 1986-06-03 マグネツトポンプ

Publications (3)

Publication Number Publication Date
DK77587D0 DK77587D0 (da) 1987-02-16
DK77587A DK77587A (da) 1987-10-09
DK170449B1 true DK170449B1 (da) 1995-09-04

Family

ID=26420299

Family Applications (1)

Application Number Title Priority Date Filing Date
DK077587A DK170449B1 (da) 1986-04-08 1987-02-16 El-drevet centrifugalpumpe

Country Status (5)

Country Link
EP (1) EP0240674B1 (de)
KR (1) KR870010319A (de)
CN (1) CN1010048B (de)
DE (1) DE3780847T2 (de)
DK (1) DK170449B1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0401761B1 (de) * 1989-06-05 1994-11-02 Ebara Corporation Magnetpumpe
DE3941444C2 (de) * 1989-12-15 1993-12-23 Klaus Union Armaturen Permanentmagnetantrieb für eine Pumpe, ein Rührwerk oder eine Armatur
US5169243A (en) * 1990-09-28 1992-12-08 Koyo Seiko Co., Ltd. Dynamic pressure bearing for an x-ray tube having a rotary anode
IT1245466B (it) * 1991-03-19 1994-09-20 Iveco Fiat Elettropompa per la circolazione di un liquido, ad esempio in un motore a combustione interna
DE4113490A1 (de) * 1991-04-25 1992-10-29 Leipzig Lacke Gmbh Verfahren und vorrichtung zum zerkleinern, dispergieren, benetzen und mischen von pumpfaehigen, unmagnetischen mehrphasengemischen
DE4123661A1 (de) * 1991-07-17 1993-01-21 Zikeli Friedrich Dipl Ing Th Kuehlmittelpumpe mit unterfluessigkeitsmotor (kpu) fuer pkw- und nfz- verbrennungsmotoren
JPH06346917A (ja) * 1993-06-03 1994-12-20 Shicoh Eng Co Ltd 一方向性動圧軸受を用いた耐圧防水シ−ル機構
CN1059489C (zh) * 1994-07-08 2000-12-13 株式会社三协精机制作所 给水泵
GB2307947B (en) * 1995-12-08 1999-08-18 Aisan Ind Magnetically coupled pump
FR2787527B1 (fr) * 1998-12-22 2001-03-09 Jeumont Ind Dispositif motorise a circulation centrifuge de fluide, tel qu'une motopompe ou un motocompresseur
US6280157B1 (en) * 1999-06-29 2001-08-28 Flowserve Management Company Sealless integral-motor pump with regenerative impeller disk
DE10012663B4 (de) * 2000-03-15 2012-08-02 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Merbelsrod Kühlmittelpumpe mit elektronisch kommutiertem Eletromotor
NZ539561A (en) * 2005-05-21 2007-09-28 Propeller Jet Ltd Propulsion or pumping device with impellers on counter-rotating shafts deflecting in lateral directions
EP1767787B2 (de) † 2005-09-24 2016-10-26 Grundfos Management A/S Pumpenaggregat
ITPN20080051A1 (it) * 2008-06-24 2009-12-25 Mate S A S Macchina operatrice, in particolare una motopompa a motore assiale
WO2011096101A1 (ja) 2010-02-02 2011-08-11 三菱重工業株式会社 遠心ポンプ
PL218406B1 (pl) * 2011-06-26 2014-12-31 Yasa Motors Poland Spółka Z Ograniczoną Odpowiedzialnością Wielobiegunowy silnik osiowo-strumieniowy, zwłaszcza do napędu pompy
DE102011114413A1 (de) * 2011-09-26 2013-03-28 Esk Ceramics Gmbh & Co. Kg Hydrodynamisches Axiallager
DE102012200816B4 (de) * 2012-01-20 2015-04-02 Yasa Motors Poland Sp. z.o.o. Nassläuferpumpe mit Permanentmagnet
CN103629117A (zh) * 2013-11-25 2014-03-12 丹东克隆先锋泵业有限公司 机械密封装置冷却液外循环磁力泵
EP3929455A1 (de) 2014-12-22 2021-12-29 Eagle Industry Co., Ltd. Gleitlager und pumpe
CN107100855B (zh) * 2017-06-05 2019-02-05 兰州理工大学 一种固液两相流泵
CN111350668B (zh) * 2018-12-20 2022-03-04 福建涟漪电器有限公司 无轴驱动静音增压泵及实现方法
EP4056851A1 (de) * 2021-03-09 2022-09-14 Metso Outotec Sweden AB Verschleisselement für eine schlammpumpe
CN113883084B (zh) * 2021-09-01 2022-12-06 浙江大学 大功率工况下的磁悬浮离心泵轴向力自动平衡装置及应用
CN114278610B (zh) * 2021-12-15 2023-08-18 扬州大学 一种用于浮动式叶轮离心泵的防摩擦磨损装置的设计方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951573A (en) * 1946-07-16 1976-04-20 The United States Of America As Represented By The United States Energy Research And Development Administration Fluid lubricated bearing construction
FR1180630A (fr) * 1956-11-15 1959-06-08 Perfectionnement aux groupes électro-pompes actionnés par moteur électrique à rotor plat
GB978683A (en) * 1960-10-22 1964-12-23 Philip Pensabene Variable output regulator for centrifugal pumps
GB1299452A (en) * 1969-02-21 1972-12-13 Smiths Industries Ltd Improvements in or relating to methods of machining
GB1437532A (en) * 1973-06-29 1976-05-26 Sealed Motor Const Co Ltd Pump units
SU732577A1 (ru) * 1978-10-03 1980-05-05 Предприятие П/Я А-1665 Центробежный насос
JPS5928134B2 (ja) * 1978-12-26 1984-07-11 松下電器産業株式会社 軸方向空隙型電動機
JPS6026814A (ja) * 1983-07-25 1985-02-09 Ebara Corp スラスト軸受

Also Published As

Publication number Publication date
CN87102163A (zh) 1987-10-21
EP0240674A3 (en) 1989-07-19
DE3780847T2 (de) 1993-03-11
DK77587A (da) 1987-10-09
KR870010319A (ko) 1987-11-30
EP0240674A2 (de) 1987-10-14
EP0240674B1 (de) 1992-08-05
DE3780847D1 (de) 1992-09-10
DK77587D0 (da) 1987-02-16
CN1010048B (zh) 1990-10-17

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed