EP2226505B1 - Roue vortex dotée de bords coupants - Google Patents

Roue vortex dotée de bords coupants Download PDF

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Publication number
EP2226505B1
EP2226505B1 EP10001468.7A EP10001468A EP2226505B1 EP 2226505 B1 EP2226505 B1 EP 2226505B1 EP 10001468 A EP10001468 A EP 10001468A EP 2226505 B1 EP2226505 B1 EP 2226505B1
Authority
EP
European Patent Office
Prior art keywords
cutting edges
winglets
centrifugal pump
blades
faces
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
EP10001468.7A
Other languages
German (de)
English (en)
Other versions
EP2226505A1 (fr
Inventor
Christoph Jäger
Rolf Witzel
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.)
KSB AG
Original Assignee
KSB AG
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Publication date
Application filed by KSB AG filed Critical KSB AG
Publication of EP2226505A1 publication Critical patent/EP2226505A1/fr
Application granted granted Critical
Publication of EP2226505B1 publication Critical patent/EP2226505B1/fr
Active legal-status Critical Current
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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
    • 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
    • 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
    • F04D29/2238—Special flow patterns
    • F04D29/2244—Free vortex

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Claims (8)

  1. Pompe centrifuge destinée à refouler un fluide mélangé à des additifs solides, comprenant un carter (1), dans lequel est disposée une roue vortex (2) et entre la roue vortex (2) et la paroi du carter (8) du côté de l'entrée étant formé un espace (9) sans aubes, la roue vortex (2) comprenant un disque porteur (6) sur lequel sont façonnées des aubes (7), qui présentent des faces latérales côté pression (13), des faces latérales côté aspiration (11) et des faces avant (12), caractérisée en ce que les aubes (7) sont munies de bords coupants (14), les bords coupants (14) étant formés sur les lignes de contact où les faces avant (12) et les faces latérales côté pression (13) se rejoignent.
  2. Pompe centrifuge selon la revendication 1, caractérisée en ce que les bords coupants (14) sont formés par surmeulage des faces avant (12).
  3. Pompe centrifuge selon la revendication 1, caractérisée en ce que les bords coupants (14) sont formés par usinage complémentaire par tournage des faces avant (12).
  4. Pompe centrifuge selon la revendication 1, caractérisée en ce que les bords coupants (14) sont formés par biseautage des faces avant (12) des aubes (7), les faces avant (12) étant biseautées dans la région dans laquelle les faces avant (12) rejoignent les faces latérales côté pression (13).
  5. Pompe centrifuge selon la revendication 1, caractérisée en ce que les faces (12, 13) qui forment les bords coupants (14) sont orientées l'une par rapport à l'autre suivant un angle inférieur à 120°, de préférence inférieur à 90°.
  6. Pompe centrifuge selon la revendication 1, caractérisée en ce que les faces avant (12) des aubes (7) sont réalisées sous forme d'ailettes (10) qui font saillie au-delà des faces latérales côté aspiration (11) des aubes (7).
  7. Pompe centrifuge selon la revendication 6, caractérisée en ce que des lames avec des bords coupants (14) sont fixées sur les ailettes (10).
  8. Pompe centrifuge selon la revendication 6, caractérisée en ce que les ailettes (10) sont munies de gorges (15) et des bords coupants (14) sont formés par les gorges (15) sur la surface côté entrée des ailettes (10).
EP10001468.7A 2009-03-03 2010-02-12 Roue vortex dotée de bords coupants Active EP2226505B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009011444A DE102009011444A1 (de) 2009-03-03 2009-03-03 Freistromrad mit Schneidkanten

Publications (2)

Publication Number Publication Date
EP2226505A1 EP2226505A1 (fr) 2010-09-08
EP2226505B1 true EP2226505B1 (fr) 2013-11-27

Family

ID=42112002

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10001468.7A Active EP2226505B1 (fr) 2009-03-03 2010-02-12 Roue vortex dotée de bords coupants

Country Status (5)

Country Link
EP (1) EP2226505B1 (fr)
CN (1) CN101825089B (fr)
DE (1) DE102009011444A1 (fr)
DK (1) DK2226505T3 (fr)
ES (1) ES2443550T3 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010042513A1 (de) * 2010-10-15 2012-04-19 BSH Bosch und Siemens Hausgeräte GmbH Pumpe für ein Hausgerät, Hausgerät mit einer Pumpe und Verfahren zum Betreiben eines Hausgeräts
ITMI20130608A1 (it) * 2013-04-12 2014-10-13 Pompe Rotomec S R L Girante per pompe del tipo anti-intasamento e ad alto rendimento idraulico
EP2868928A1 (fr) * 2013-10-31 2015-05-06 Sulzer Pumpen Ag Pompe centrifuge et procédé de pompage d'une substance
DE102015212653B4 (de) * 2015-07-07 2022-03-17 BSH Hausgeräte GmbH Haushaltsgerät
CN105927581A (zh) * 2016-06-29 2016-09-07 新界泵业集团股份有限公司 适用于潜水电泵的切割式叶轮
DE102016225908A1 (de) 2016-12-21 2018-06-21 KSB SE & Co. KGaA Freistrompumpe
IT201900010632A1 (it) * 2019-07-02 2021-01-02 Dab Pumps Spa Girante perfezionata per pompa centrifuga, particolarmente per pompa del tipo a girante arretrata, e pompa con una simile girante
CN114151380B (zh) * 2021-11-15 2024-01-09 中交疏浚技术装备国家工程研究中心有限公司 一种带有间隙冲水的防缠绕旋流泵

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3692422A (en) * 1971-01-18 1972-09-19 Pierre Mengin Ets Shearing pump
US4076179A (en) * 1976-04-22 1978-02-28 Kabushiki Kaisha Sogo Pump Seisakusho Centrifugal sewage pump
JPS55117094A (en) * 1979-03-01 1980-09-09 Kawamoto Seisakusho:Kk Pump with cutter
FI75652C (fi) * 1984-08-16 1988-07-11 Sarlin Ab Oy E Loephjul vid en pump, saerskilt vid en virvelstroempump.
JPH1193884A (ja) * 1997-09-22 1999-04-06 Ebara Corp ボルテックス形ポンプの製造方法
FR2812312B1 (fr) * 2000-07-25 2003-01-24 Sert Broyeur sanitaire
DE10305726A1 (de) 2002-03-14 2003-10-02 Ksb Ag Kreiselpumpe mit Zerkleinerungseinrichtung
US20040234370A1 (en) * 2002-09-26 2004-11-25 Mark Simakaski Chopping pump impeller assembly
DE10301629B4 (de) * 2003-01-17 2013-05-29 Ksb Aktiengesellschaft Freistrompumpe
DE102004007739A1 (de) * 2004-02-16 2005-08-25 Wilo Ag Schneidwerk einer Kreiselpumpe
SE0402840L (sv) * 2004-11-19 2006-04-11 Itt Mfg Enterprises Inc Pumphjul
DE102004058458B3 (de) * 2004-12-03 2006-05-18 Brinkmann Pumpen K.H. Brinkmann Gmbh & Co. Kg Pumpe mit Schneidlaufrad
DE102005014348B3 (de) * 2005-03-24 2006-08-10 Brinkmann Pumpen K.H. Brinkmann Gmbh & Co. Kg Pumpe mit Schneidlaufrad und Vorzerkleinerer
JP2009293547A (ja) * 2008-06-06 2009-12-17 Shinmaywa Industries Ltd 羽根車及びボルテックスポンプ

Also Published As

Publication number Publication date
ES2443550T3 (es) 2014-02-19
CN101825089A (zh) 2010-09-08
EP2226505A1 (fr) 2010-09-08
CN101825089B (zh) 2014-08-13
DE102009011444A1 (de) 2010-09-09
DK2226505T3 (da) 2014-01-27

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