EP1134420A3 - Umwälzpumpe mit strömungsverbessernden Oberflächenstrukturen - Google Patents

Umwälzpumpe mit strömungsverbessernden Oberflächenstrukturen Download PDF

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Publication number
EP1134420A3
EP1134420A3 EP01106319A EP01106319A EP1134420A3 EP 1134420 A3 EP1134420 A3 EP 1134420A3 EP 01106319 A EP01106319 A EP 01106319A EP 01106319 A EP01106319 A EP 01106319A EP 1134420 A3 EP1134420 A3 EP 1134420A3
Authority
EP
European Patent Office
Prior art keywords
pump
surface structures
centrifugal pump
improving surface
flow improving
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.)
Withdrawn
Application number
EP01106319A
Other languages
English (en)
French (fr)
Other versions
EP1134420A2 (de
Inventor
Christian Lindig
Ulrich Heise
Karl-Heinz Oltmanns
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.)
ACC Germany GmbH
Original Assignee
FHP Motors GmbH
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 FHP Motors GmbH filed Critical FHP Motors GmbH
Publication of EP1134420A2 publication Critical patent/EP1134420A2/de
Publication of EP1134420A3 publication Critical patent/EP1134420A3/de
Withdrawn legal-status Critical Current

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
    • F04D29/40—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
    • F04D29/4286—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps inside lining, e.g. rubber
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/688—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for liquid pumps
    • 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
    • F05D2250/00—Geometry
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated

Landscapes

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

Abstract

Eine energiesparende, geräuscharme und leistungsstarke Pumpe (3), insbesondere Umwälzpumpe für Haushaltsmaschinen wie Wasch- oder Spülmaschinen und Maschinen ähnlicher Bauart mit einem in einem Pumpengehäuse (11) drehbar gelagerten und mit Schaufeln (7) bestückten Pumpenrad (9 wird dadurch erhalten, daß die Innenumfänge des Pumpengehäuses (11) und / oder der Verbindungsschläuche und / oder die Oberfläche des Pumpenrades (9) wasserabweisende, strömungsverbessernde bzw. reibungsvermindernde Oberflächenstrukturen bzw. -schichten aufweisen.
EP01106319A 2000-03-15 2001-03-15 Umwälzpumpe mit strömungsverbessernden Oberflächenstrukturen Withdrawn EP1134420A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10012666 2000-03-15
DE10012666A DE10012666A1 (de) 2000-03-15 2000-03-15 Pumpe, insbesondere Umwälzpumpe für Haushaltsmaschinen wie Wasch- und/oder Geschirrspülmaschinen

Publications (2)

Publication Number Publication Date
EP1134420A2 EP1134420A2 (de) 2001-09-19
EP1134420A3 true EP1134420A3 (de) 2002-08-14

Family

ID=7634846

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01106319A Withdrawn EP1134420A3 (de) 2000-03-15 2001-03-15 Umwälzpumpe mit strömungsverbessernden Oberflächenstrukturen

Country Status (2)

Country Link
EP (1) EP1134420A3 (de)
DE (1) DE10012666A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008009985U1 (de) * 2008-07-24 2009-12-17 Ebm-Papst Mulfingen Gmbh & Co. Kg Ventilator- oder Gebläserad mit einer Antihaftbeschichtung
DE102010021240A1 (de) * 2010-05-21 2011-11-24 Oerlikon Leybold Vacuum Gmbh Verfahren zur Oberflächenbehandlung
EP2705903A1 (de) * 2012-09-06 2014-03-12 Eppendorf AG Rotoreinrichtung, Zentrifugenkessel und Zentrifuge, und deren Herstellungsverfahren
DE102013108482A1 (de) * 2013-08-06 2015-02-12 Pfeiffer Vacuum Gmbh Vakuumpumpstufe
DE102021110936A1 (de) * 2021-04-28 2022-11-03 Herborner Pumpentechnik Gmbh & Co Kg Pumpenlaufrad, Gehäuseelement und Pumpe hiermit

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB750997A (en) * 1954-03-08 1956-06-20 Gorman Rupp Ind Inc Improvements in or relating to a centrifugal pump
DE1158841B (de) * 1959-06-10 1963-12-05 M U K H Schreiner Saugbagger U Pumpe zur Foerderung von Feststoff-Wasser-Gemischen mit auswechselbarem Innengehaeuse
GB2195920A (en) * 1986-08-29 1988-04-20 Corrocoat Limited Coating internal surfaces of pumps
US4907765A (en) * 1985-09-26 1990-03-13 Messerschmitt-Boelkow-Blohm Gmbh Wall with a drag reducing surface and method for making such a wall
US5846055A (en) * 1993-06-15 1998-12-08 Ksb Aktiengesellschaft Structured surfaces for turbo-machine parts
US5860626A (en) * 1993-10-20 1999-01-19 Moser; Josef Surface of a body exposed to circumfluent fluid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017740B (de) 1956-06-27 1957-10-17 Siemens Ag Fluessigkeitsringpumpe insbesondere Wasserringpumpe
DE3115577C2 (de) 1981-04-16 1984-07-05 Siemens AG, 1000 Berlin und 8000 München Flüssigkeitsringpumpe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB750997A (en) * 1954-03-08 1956-06-20 Gorman Rupp Ind Inc Improvements in or relating to a centrifugal pump
DE1158841B (de) * 1959-06-10 1963-12-05 M U K H Schreiner Saugbagger U Pumpe zur Foerderung von Feststoff-Wasser-Gemischen mit auswechselbarem Innengehaeuse
US4907765A (en) * 1985-09-26 1990-03-13 Messerschmitt-Boelkow-Blohm Gmbh Wall with a drag reducing surface and method for making such a wall
GB2195920A (en) * 1986-08-29 1988-04-20 Corrocoat Limited Coating internal surfaces of pumps
US5846055A (en) * 1993-06-15 1998-12-08 Ksb Aktiengesellschaft Structured surfaces for turbo-machine parts
US5860626A (en) * 1993-10-20 1999-01-19 Moser; Josef Surface of a body exposed to circumfluent fluid

Also Published As

Publication number Publication date
EP1134420A2 (de) 2001-09-19
DE10012666A1 (de) 2001-09-20

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