CN1050412C - 离心密封组件 - Google Patents

离心密封组件 Download PDF

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Publication number
CN1050412C
CN1050412C CN94191494A CN94191494A CN1050412C CN 1050412 C CN1050412 C CN 1050412C CN 94191494 A CN94191494 A CN 94191494A CN 94191494 A CN94191494 A CN 94191494A CN 1050412 C CN1050412 C CN 1050412C
Authority
CN
China
Prior art keywords
centrifugal
pump
ratio
sealing device
blade
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 - Lifetime
Application number
CN94191494A
Other languages
English (en)
Chinese (zh)
Other versions
CN1119466A (zh
Inventor
凯文·E·伯格斯
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.)
Weir Minerals Australia Ltd
Original Assignee
Warman International 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 Warman International Ltd filed Critical Warman International Ltd
Publication of CN1119466A publication Critical patent/CN1119466A/zh
Application granted granted Critical
Publication of CN1050412C publication Critical patent/CN1050412C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • 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
    • 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/02—Formulas of curves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CN94191494A 1993-03-18 1994-03-10 离心密封组件 Expired - Lifetime CN1050412C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPL7894 1993-03-18
AUPL789493 1993-03-18

Publications (2)

Publication Number Publication Date
CN1119466A CN1119466A (zh) 1996-03-27
CN1050412C true CN1050412C (zh) 2000-03-15

Family

ID=3776789

Family Applications (1)

Application Number Title Priority Date Filing Date
CN94191494A Expired - Lifetime CN1050412C (zh) 1993-03-18 1994-03-10 离心密封组件

Country Status (10)

Country Link
US (1) US5609468A (enExample)
JP (1) JP3246665B2 (enExample)
CN (1) CN1050412C (enExample)
DE (2) DE4491488B4 (enExample)
GB (1) GB2290839B (enExample)
IN (1) IN188686B (enExample)
MY (1) MY111442A (enExample)
TW (1) TW265395B (enExample)
WO (1) WO1994021923A1 (enExample)
ZA (1) ZA941679B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101153611B (zh) * 2006-09-28 2011-06-08 日本电产株式会社 离心泵

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5772218A (en) * 1993-03-12 1998-06-30 Warman International Limited Uniform compression gland seal assembly
US6036434A (en) * 1995-10-06 2000-03-14 Roper Holdings, Inc. Aeration system
US6074166A (en) * 1998-10-01 2000-06-13 Moddemeijer; Pieter J. H. Pump
NZ336855A (en) * 1999-07-21 2002-03-01 Unitec Inst Of Technology Multi-phase flow pump with vanes having large spaces there between
US6523995B2 (en) 2001-03-23 2003-02-25 Chemineer, Inc. In-tank mixing system and associated radial impeller
SE525029C2 (sv) * 2001-07-13 2004-11-16 Abs Pump Prod Ab Anordning vid centrifugalpump
ZA200507096B (en) * 2004-09-07 2006-06-28 Crane John Inc Sealing system for slurry pump
AT501757B1 (de) * 2005-06-21 2006-11-15 Erwin F Kopp Radiale dichtungsvorrichtung
CL2009001301A1 (es) * 2008-05-27 2010-11-12 Weir Minerals Australia Ltd Rotor para ser utilizado en una bomba centrifuga, en que el rotor incluye un casquillo posterior que tiene una cara principal interna y un talon, con una zona de transicion curva entre la cara principal interna y el talon, en que fr es el radio de curvatura de la zona de transicion, y la relacion fr/d2 oscila entre 0,32 y 0,65.
AU2013202457B2 (en) * 2008-05-27 2014-10-30 Weir Minerals Australia Ltd Improvements relating to centrifugal pump impellers
US8221070B2 (en) * 2009-03-25 2012-07-17 Woodward, Inc. Centrifugal impeller with controlled force balance
US8753077B2 (en) 2010-07-23 2014-06-17 General Electric Company Slinger shield structure
JP5787915B2 (ja) * 2013-02-13 2015-09-30 オリエンタルモーター株式会社 歯車減速機付電動機における歯車減速機のグリース漏れ防止構造
DE102014205407A1 (de) 2014-03-24 2015-09-24 Robert Bosch Gmbh Zentrifugaldichtung für eine Turbomaschine
CN105422863B (zh) * 2015-12-10 2017-09-08 西安航天动力研究所 一种液氧泵用组合式密封装置
CN106224245A (zh) * 2016-09-23 2016-12-14 兰州理工大学 一种创新型叶片的离心泵
JP2018178820A (ja) * 2017-04-10 2018-11-15 日本電産サンキョー株式会社 ポンプ装置
WO2019202499A1 (en) 2018-04-16 2019-10-24 Flsmidth A/S Centrifugal seal with suction recirculation control for slurry pumps
US11913466B2 (en) 2019-12-16 2024-02-27 Ebara Corporation Pump and rotary baffle plate
PE20231062A1 (es) * 2020-09-30 2023-07-12 Weir Slurry Group Inc Impulsor de bomba de centrifuga para lodos
CN115807787A (zh) * 2021-09-15 2023-03-17 赛莱默欧洲有限公司 一种高效节能双吸叶轮

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1556656A (en) * 1922-04-06 1925-10-13 Arthur R Wilfley Centrifugal pump
US1932214A (en) * 1932-09-29 1933-10-24 Ingersoll Rand Co Sealing device
US2764945A (en) * 1949-08-02 1956-10-02 Heep Heinrich Pump and liquid shaft seal therefor
DE2414406A1 (de) * 1974-03-26 1975-10-23 Rheinhuette Vorm Beck & Co Kreiselpumpe
US4884945A (en) * 1988-07-21 1989-12-05 John Crane, Inc. Dynamic seal arrangement for impeller pump
US4915579A (en) * 1988-08-15 1990-04-10 A. R. Wilfley & Sons, Inc. Pump sealing apparatus
US5261786A (en) * 1991-03-05 1993-11-16 A. R. Wilfley & Sons, Inc. Actuator mechanism for pump sealing apparatus
US5393199A (en) * 1992-07-22 1995-02-28 Valeo Thermique Moteur Fan having a blade structure for reducing noise

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101153611B (zh) * 2006-09-28 2011-06-08 日本电产株式会社 离心泵

Also Published As

Publication number Publication date
GB2290839B (en) 1996-11-06
CN1119466A (zh) 1996-03-27
DE4491488T1 (de) 1996-01-25
JPH08506399A (ja) 1996-07-09
WO1994021923A1 (en) 1994-09-29
US5609468A (en) 1997-03-11
JP3246665B2 (ja) 2002-01-15
GB9517293D0 (en) 1995-10-25
IN188686B (enExample) 2002-10-26
MY111442A (en) 2000-05-31
DE4491488B4 (de) 2005-08-11
TW265395B (enExample) 1995-12-11
ZA941679B (en) 1994-10-12
GB2290839A (en) 1996-01-10

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: WEIR MINERAL AUSTRALIA CO., LTD.

Free format text: FORMER NAME OR ADDRESS: WARMAN INTERNATIONAL LTD.

CP01 Change in the name or title of a patent holder

Address after: New South Wales, Australia

Patentee after: Weir Minerals Australia, Ltd.

Address before: New South Wales, Australia

Patentee before: Warman International Ltd.

C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20140310

Granted publication date: 20000315