CA2839472C - Improvements to pumps and components therefor - Google Patents

Improvements to pumps and components therefor Download PDF

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Publication number
CA2839472C
CA2839472C CA2839472A CA2839472A CA2839472C CA 2839472 C CA2839472 C CA 2839472C CA 2839472 A CA2839472 A CA 2839472A CA 2839472 A CA2839472 A CA 2839472A CA 2839472 C CA2839472 C CA 2839472C
Authority
CA
Canada
Prior art keywords
region
impeller
face
front shroud
rear face
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.)
Active
Application number
CA2839472A
Other languages
English (en)
French (fr)
Other versions
CA2839472A1 (en
Inventor
Luis Moscoso Lavagna
Garry Bruce Glaves
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
Weir Minerals Australia 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
Priority claimed from AU2011902894A external-priority patent/AU2011902894A0/en
Application filed by Weir Minerals Australia Ltd filed Critical Weir Minerals Australia Ltd
Publication of CA2839472A1 publication Critical patent/CA2839472A1/en
Application granted granted Critical
Publication of CA2839472C publication Critical patent/CA2839472C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal 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
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • 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
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps 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
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA2839472A 2011-07-20 2012-07-20 Improvements to pumps and components therefor Active CA2839472C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2011902894 2011-07-20
AU2011902894A AU2011902894A0 (en) 2011-07-20 Improvements to pumps and components therefore
PCT/AU2012/000868 WO2013010224A1 (en) 2011-07-20 2012-07-20 Improvements to pumps and components therefor

Publications (2)

Publication Number Publication Date
CA2839472A1 CA2839472A1 (en) 2013-01-24
CA2839472C true CA2839472C (en) 2019-10-01

Family

ID=47557589

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2839472A Active CA2839472C (en) 2011-07-20 2012-07-20 Improvements to pumps and components therefor

Country Status (19)

Country Link
US (1) US20140241888A1 (ru)
EP (1) EP2734736B1 (ru)
CN (1) CN103703254B (ru)
AP (1) AP2013007329A0 (ru)
AU (1) AU2012286528B2 (ru)
BR (1) BR112013032290B1 (ru)
CA (1) CA2839472C (ru)
CL (1) CL2013003561A1 (ru)
EA (1) EA026576B1 (ru)
ES (1) ES2620760T3 (ru)
HU (1) HUE031960T2 (ru)
IL (1) IL229958B (ru)
MX (1) MX341285B (ru)
PE (1) PE20141349A1 (ru)
PL (1) PL2734736T3 (ru)
PT (1) PT2734736T (ru)
UA (1) UA112986C2 (ru)
WO (1) WO2013010224A1 (ru)
ZA (1) ZA201309463B (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2542233B (en) * 2015-08-26 2018-02-07 Weir Minerals Europe Ltd Rotary parts for a slurry pump
WO2019071318A1 (en) * 2017-10-12 2019-04-18 Weir Minerals Australia Ltd INPUT MEMBER FOR A MUD PUMP
US11236763B2 (en) * 2018-08-01 2022-02-01 Weir Slurry Group, Inc. Inverted annular side gap arrangement for a centrifugal pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1703049B2 (de) * 1968-03-26 1974-09-26 Allweiler Ag, 7760 Radolfzell Bausatz von Kreiselpumpen
US4613281A (en) * 1984-03-08 1986-09-23 Goulds Pumps, Incorporated Hydrodynamic seal
US4913619A (en) * 1988-08-08 1990-04-03 Barrett Haentjens & Co. Centrifugal pump having resistant components
FR2698666B1 (fr) * 1992-11-30 1995-02-17 Europ Propulsion Pompe centrifuge hautement performante à rouet ouvert.
AUPN715595A0 (en) * 1995-12-14 1996-01-18 Warman International Limited Improved centrifugal pump
JP3179716B2 (ja) * 1996-10-29 2001-06-25 株式会社荏原製作所 キャンドモータポンプ
US5941536A (en) * 1998-02-12 1999-08-24 Envirotech Pumpsystems, Inc. Elastomer seal for adjustable side liners of pumps
US7470106B1 (en) * 2001-07-10 2008-12-30 Townley Manufacturing, Inc. Centrifugal slurry pump
JP2003184783A (ja) * 2001-12-18 2003-07-03 Ebara Corp キャンドモータポンプ
CN101709712A (zh) * 2009-12-09 2010-05-19 黄佳华 卧式磁力泵

Also Published As

Publication number Publication date
WO2013010224A1 (en) 2013-01-24
EP2734736A1 (en) 2014-05-28
UA112986C2 (uk) 2016-11-25
ZA201309463B (en) 2021-08-25
PL2734736T3 (pl) 2017-07-31
CN103703254B (zh) 2016-12-28
CL2013003561A1 (es) 2014-11-14
AU2012286528A1 (en) 2013-05-02
US20140241888A1 (en) 2014-08-28
EA026576B1 (ru) 2017-04-28
BR112013032290A2 (pt) 2016-12-20
EA201391709A1 (ru) 2014-04-30
PT2734736T (pt) 2017-03-30
IL229958B (en) 2019-09-26
AP2013007329A0 (en) 2013-12-31
EP2734736B1 (en) 2016-12-28
PE20141349A1 (es) 2014-10-13
ES2620760T3 (es) 2017-06-29
MX341285B (es) 2016-08-12
EP2734736A4 (en) 2015-01-14
CA2839472A1 (en) 2013-01-24
AU2012286528B2 (en) 2016-04-21
CN103703254A (zh) 2014-04-02
MX2013015045A (es) 2014-02-17
BR112013032290B1 (pt) 2021-05-18
HUE031960T2 (en) 2017-09-28

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20160805