EP2505842A1 - Agrégat de pompe centrifuge à plusieurs étages - Google Patents

Agrégat de pompe centrifuge à plusieurs étages Download PDF

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Publication number
EP2505842A1
EP2505842A1 EP11002578A EP11002578A EP2505842A1 EP 2505842 A1 EP2505842 A1 EP 2505842A1 EP 11002578 A EP11002578 A EP 11002578A EP 11002578 A EP11002578 A EP 11002578A EP 2505842 A1 EP2505842 A1 EP 2505842A1
Authority
EP
European Patent Office
Prior art keywords
centrifugal pump
liquid
impeller
pump assembly
stage centrifugal
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.)
Granted
Application number
EP11002578A
Other languages
German (de)
English (en)
Other versions
EP2505842B1 (fr
Inventor
Steen Mikkelsen
Bo Møller Jensen
Aage Bruhn
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.)
Grundfos Management AS
Original Assignee
Grundfos Management AS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=44515211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2505842(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Grundfos Management AS filed Critical Grundfos Management AS
Priority to EP11002578.0A priority Critical patent/EP2505842B1/fr
Priority to AU2012201654A priority patent/AU2012201654B2/en
Priority to IN817DE2012 priority patent/IN2012DE00817A/en
Priority to RU2012112043/06A priority patent/RU2578778C2/ru
Priority to US13/433,398 priority patent/US9879680B2/en
Priority to CN2012100942511A priority patent/CN102734176A/zh
Priority to CN201910559567.5A priority patent/CN110307166A/zh
Publication of EP2505842A1 publication Critical patent/EP2505842A1/fr
Publication of EP2505842B1 publication Critical patent/EP2505842B1/fr
Application granted granted Critical
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/004—Priming of not self-priming pumps
    • F04D9/005—Priming of not self-priming pumps by adducting or recycling liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F04D1/063—Multi-stage pumps of the vertically split casing 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
    • 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
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/02—Self-priming pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP11002578.0A 2011-03-29 2011-03-29 Agrégat de pompe centrifuge à plusieurs étages Revoked EP2505842B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP11002578.0A EP2505842B1 (fr) 2011-03-29 2011-03-29 Agrégat de pompe centrifuge à plusieurs étages
AU2012201654A AU2012201654B2 (en) 2011-03-29 2012-03-21 Centrifugal radial pumps and method for manufacturing thereof
IN817DE2012 IN2012DE00817A (fr) 2011-03-29 2012-03-21
RU2012112043/06A RU2578778C2 (ru) 2011-03-29 2012-03-28 Многоступенчатый центробежный насосный агрегат
US13/433,398 US9879680B2 (en) 2011-03-29 2012-03-29 Multi-stage centrifugal pump unit
CN2012100942511A CN102734176A (zh) 2011-03-29 2012-03-29 多级离心泵机组
CN201910559567.5A CN110307166A (zh) 2011-03-29 2012-03-29 多级离心泵机组

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP11002578.0A EP2505842B1 (fr) 2011-03-29 2011-03-29 Agrégat de pompe centrifuge à plusieurs étages

Publications (2)

Publication Number Publication Date
EP2505842A1 true EP2505842A1 (fr) 2012-10-03
EP2505842B1 EP2505842B1 (fr) 2019-12-25

Family

ID=44515211

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11002578.0A Revoked EP2505842B1 (fr) 2011-03-29 2011-03-29 Agrégat de pompe centrifuge à plusieurs étages

Country Status (6)

Country Link
US (1) US9879680B2 (fr)
EP (1) EP2505842B1 (fr)
CN (2) CN110307166A (fr)
AU (1) AU2012201654B2 (fr)
IN (1) IN2012DE00817A (fr)
RU (1) RU2578778C2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014187648A1 (fr) 2013-05-22 2014-11-27 Grundfos Holding A/S Ensemble pompe centrifuge auto-amorçante à plusieurs étages
CN107448423A (zh) * 2016-05-31 2017-12-08 埃贝斯佩歇气候控制系统有限责任两合公司 特别是用于车辆取暖设备的侧通道鼓风机
CN112112840A (zh) * 2020-09-11 2020-12-22 台州沃乐农泵业有限公司 一种家具厂风机过滤防护组件

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2607703B1 (fr) * 2011-12-22 2014-06-18 Grundfos Holding A/S Pompe centrifuge
DE102014214805A1 (de) * 2014-07-29 2016-02-04 Ksb Aktiengesellschaft Mantelgehäusepumpe
EP3244066B1 (fr) * 2016-05-12 2020-11-18 Grundfos Holding A/S Pompe centrifuge
EP3293397B1 (fr) * 2016-09-13 2018-10-24 Grundfos Holding A/S Pompe centrifuge et procédé de purge d'air
PL3516238T3 (pl) 2016-09-26 2021-12-06 Fluid Handling Llc. Wielostopniowy wirnik wytwarzany za pomocą wytwarzania addytywnego
EP3343054A1 (fr) 2016-12-28 2018-07-04 Grundfos Holding A/S Dispositif de retenue de palier pour pompe centrifuge à étages multiples
EP3686434A1 (fr) * 2019-01-25 2020-07-29 Pentair Flow Technologies, LLC Ensemble à auto-amorçage destiné à être utilisé dans une pompe à étages multiples
CN111594451A (zh) * 2020-05-29 2020-08-28 广东凌霄泵业股份有限公司 卧式自吸泵
EP3929445A1 (fr) * 2020-06-22 2021-12-29 Grundfos Holding A/S Dispositif de pompe centrifuge
CN117823415B (zh) * 2024-03-04 2024-05-03 山东华立供水设备有限公司 一种多级离心泵

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2249883A1 (de) * 1971-10-15 1973-05-30 Novex Co Ltd Selbstansaugende kreiselpumpe
EP0406787A2 (fr) * 1989-07-05 1991-01-09 Ebara Corporation Corps, particulièrement pour pompes centrifuges à roue radiale et procédé de fabrication
US5513959A (en) * 1992-01-14 1996-05-07 Ksb S.A. Valve for pump with priming circuit

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE610778C (de) 1933-11-24 1935-03-16 Carl Metz Feuerwehrgeraetefabr Selbstansaugende mehrstufige Kreiselpumpe
FR936832A (fr) * 1945-02-03 1948-07-30 Pompe centrifuge multiple à rotors montés en série avec auto-amorçage
SU88903A1 (ru) * 1950-01-14 1950-11-30 М.М. Калинин Само заливной центробежный насос
GB674815A (en) * 1950-05-15 1952-07-02 Schulz Wilhelm Improvements relating to centrifugal pumps
GB732293A (en) 1952-05-12 1955-06-22 Jacuzzi Brothers Inc Improvements in or relating to self-priming pump systems, particularly for deep wells
AT288166B (de) * 1967-07-07 1971-02-25 Mueanyagipari Ki Ein- oder mehrstufige selbstansaugende Kreiselpumpe
FR2044994A5 (fr) 1969-05-29 1971-02-26 Guinard Pompes
FR2342416A1 (fr) 1976-02-27 1977-09-23 Materiel Telephonique Pompe centrifuge multicellulaire auto-amorcante
DE3130832C2 (de) 1980-08-05 1986-05-22 Sihi Gmbh & Co Kg, 2210 Itzehoe Selbstansaugende Kreiselpumpe, insbesondere zur Förderung von Flüssigkeiten in der Nähe ihres Siedepunktes
JPS58143189A (ja) 1982-02-19 1983-08-25 Fuji Electric Co Ltd ポンプユニツトにおけるポンプ起動装置
US4780050A (en) * 1985-12-23 1988-10-25 Sundstrand Corporation Self-priming pump system
US4872808A (en) * 1987-06-22 1989-10-10 Oil Dynamics, Inc. Centrifugal pump modular bearing support for pumping fluids containing abrasive particles
IT1257704B (it) * 1991-12-05 1996-02-01 Nocchi Pompe Spa Pompa per acqua plurifunzionale: centrifuga, per aspirazione profonda,autoadescante, centrifuga con regolazione di pressione, autoadescante con regolazione di pressione, con dispositivo di avviamento e/0 arresto automatico
CN2217126Y (zh) * 1994-01-14 1996-01-10 仪群 便拆式自吸管道泵
DE4415157A1 (de) * 1994-05-02 1995-11-09 Klein Schanzlin & Becker Ag Selbstansaugende mehrstufige Kreiselpumpe
ES2115486B1 (es) 1994-12-20 1999-02-16 Bogemar Sl Electrobomba centrifuga multicelular.
JPH09195969A (ja) * 1996-01-17 1997-07-29 Shin Meiwa Ind Co Ltd 自吸式ポンプにおける呼び水循環装置
CN2471976Y (zh) 2001-03-19 2002-01-16 佛山柴油机厂有限公司 壳体一体式多级自吸离心泵
DE10239997A1 (de) 2002-08-27 2004-03-04 Gardena Manufacturing Gmbh Pumpenanordnung
US8128340B2 (en) * 2004-03-08 2012-03-06 Gorman-Rupp, Co. Stacked self-priming pump and centrifugal pump
CN2744859Y (zh) * 2004-11-01 2005-12-07 义乌市第二石油化工泵厂 强力气液分离导叶式多级自吸离心泵
CN100455815C (zh) 2005-01-30 2009-01-28 陆雄 动态调控叶轮对称布置的多级离心泵轴向力的方法
DE602005001620D1 (de) 2005-05-31 2007-08-23 Pedrollo Spa Kreiselpumpe
WO2008036098A2 (fr) * 2006-09-21 2008-03-27 The Gorman-Rupp Company Pompe centrifuge à amorçage automatique améliorée
CN201610847U (zh) 2009-11-30 2010-10-20 镇江正汉泵业有限公司 一种提高自吸能力的立式自吸泵

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2249883A1 (de) * 1971-10-15 1973-05-30 Novex Co Ltd Selbstansaugende kreiselpumpe
EP0406787A2 (fr) * 1989-07-05 1991-01-09 Ebara Corporation Corps, particulièrement pour pompes centrifuges à roue radiale et procédé de fabrication
US5513959A (en) * 1992-01-14 1996-05-07 Ksb S.A. Valve for pump with priming circuit

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014187648A1 (fr) 2013-05-22 2014-11-27 Grundfos Holding A/S Ensemble pompe centrifuge auto-amorçante à plusieurs étages
RU2636288C2 (ru) * 2013-05-22 2017-11-21 Грундфос Холдинг А/С Многоступенчатый самовсасывающий центробежный насосный агрегат
US10337516B2 (en) 2013-05-22 2019-07-02 Grundfos Holding A/S Multi-stage, self-priming centrifugal pump assembly
CN107448423A (zh) * 2016-05-31 2017-12-08 埃贝斯佩歇气候控制系统有限责任两合公司 特别是用于车辆取暖设备的侧通道鼓风机
CN107448423B (zh) * 2016-05-31 2019-10-15 埃贝斯佩歇气候控制系统有限责任两合公司 侧通道鼓风机
US10527044B2 (en) 2016-05-31 2020-01-07 Eberspächer Climate Control Systems GmbH & Co. KG Side channel blower, especially for a vehicle heater
CN112112840A (zh) * 2020-09-11 2020-12-22 台州沃乐农泵业有限公司 一种家具厂风机过滤防护组件
CN112112840B (zh) * 2020-09-11 2022-09-23 南通大通宝富风机有限公司 一种家具厂风机过滤防护组件

Also Published As

Publication number Publication date
US9879680B2 (en) 2018-01-30
EP2505842B1 (fr) 2019-12-25
RU2012112043A (ru) 2013-10-10
CN110307166A (zh) 2019-10-08
CN102734176A (zh) 2012-10-17
US20120251308A1 (en) 2012-10-04
AU2012201654B2 (en) 2015-08-20
AU2012201654A1 (en) 2012-10-18
RU2578778C2 (ru) 2016-03-27
IN2012DE00817A (fr) 2015-08-21

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