EP3779201C0 - Abstreifelement für laufradeintrittskanten von abwasserpumpen - Google Patents
Abstreifelement für laufradeintrittskanten von abwasserpumpenInfo
- Publication number
- EP3779201C0 EP3779201C0 EP19191970.3A EP19191970A EP3779201C0 EP 3779201 C0 EP3779201 C0 EP 3779201C0 EP 19191970 A EP19191970 A EP 19191970A EP 3779201 C0 EP3779201 C0 EP 3779201C0
- Authority
- EP
- European Patent Office
- Prior art keywords
- impellers
- waste water
- leading edges
- water pumps
- scraper element
- 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
Links
- 239000002351 wastewater Substances 0.000 title 1
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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially 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
- 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
- F04D29/2261—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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19191970.3A EP3779201B1 (de) | 2019-08-15 | 2019-08-15 | Abstreifelement für laufradeintrittskanten von abwasserpumpen |
HUE19191970A HUE062508T2 (hu) | 2019-08-15 | 2019-08-15 | Lehúzóelem szennyvízszivattyúk járókerekeinek belépõéleihez |
PCT/EP2020/071792 WO2021028246A1 (de) | 2019-08-15 | 2020-08-03 | Abstreifelement für laufradeintrittskanten von abwasserpumpen |
CA3149426A CA3149426A1 (en) | 2019-08-15 | 2020-08-03 | Wiping element for impeller leading edges of wastewater pumps |
CN202080057382.5A CN114245849A (zh) | 2019-08-15 | 2020-08-03 | 用于污水泵的叶轮进口边缘的刮除元件 |
BR112022002294A BR112022002294A2 (pt) | 2019-08-15 | 2020-08-03 | Bomba de águas residuais para transportar águas residuais carregadas de sólidos |
AU2020327570A AU2020327570A1 (en) | 2019-08-15 | 2020-08-03 | Wiping element for impeller leading edges of wastewater pumps |
US17/635,236 US12044252B2 (en) | 2019-08-15 | 2020-08-03 | Wiping element for impeller leading edges of wastewater pumps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19191970.3A EP3779201B1 (de) | 2019-08-15 | 2019-08-15 | Abstreifelement für laufradeintrittskanten von abwasserpumpen |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3779201A1 EP3779201A1 (de) | 2021-02-17 |
EP3779201C0 true EP3779201C0 (de) | 2023-06-07 |
EP3779201B1 EP3779201B1 (de) | 2023-06-07 |
Family
ID=67659004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19191970.3A Active EP3779201B1 (de) | 2019-08-15 | 2019-08-15 | Abstreifelement für laufradeintrittskanten von abwasserpumpen |
Country Status (8)
Country | Link |
---|---|
US (1) | US12044252B2 (de) |
EP (1) | EP3779201B1 (de) |
CN (1) | CN114245849A (de) |
AU (1) | AU2020327570A1 (de) |
BR (1) | BR112022002294A2 (de) |
CA (1) | CA3149426A1 (de) |
HU (1) | HUE062508T2 (de) |
WO (1) | WO2021028246A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3988793A1 (de) * | 2020-10-26 | 2022-04-27 | Xylem Europe GmbH | Laufradsitz mit einem führungszapfen für eine pumpe |
EP4102080A1 (de) * | 2021-06-08 | 2022-12-14 | Xylem Europe GmbH | Pumpe und hydraulikeinheit einer pumpe |
DE102022124356A1 (de) | 2021-10-04 | 2023-05-25 | KSB SE & Co. KGaA | Kreiselpumpe mit verschleißbeständiger Schleißwand mit Abstreifelementrschleißbeständiger Schleißwand mit Abstreifelement |
AU2022361624A1 (en) | 2021-10-04 | 2024-04-18 | KSB SE & Co. KGaA | Centrifugal pump having wear-resistant wear plate with scraper element |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3096718A (en) * | 1961-12-12 | 1963-07-09 | Conard Kenner | Trash cutter for a pump |
AT255912B (de) * | 1964-07-01 | 1967-07-25 | Schlesiger & Co Kg Feluwa | Schmutzwasser-Kreiselpumpe |
US4604035A (en) * | 1985-01-02 | 1986-08-05 | A. O. Smith Harvestore Products, Inc. | Submersible pump having frangible drive connection |
JP4326616B2 (ja) * | 1999-01-11 | 2009-09-09 | 株式会社鶴見製作所 | 繊維状、紐状異物を含む汚水汚物中で使用されるボルテックス型遠心ポンプにおける羽根車入口部の閉塞防止装置 |
US6190121B1 (en) * | 1999-02-12 | 2001-02-20 | Hayward Gordon Limited | Centrifugal pump with solids cutting action |
SE524048C2 (sv) * | 2002-04-26 | 2004-06-22 | Itt Mfg Enterprises Inc | Anordning vid pump |
DE102004058458B3 (de) * | 2004-12-03 | 2006-05-18 | Brinkmann Pumpen K.H. Brinkmann Gmbh & Co. Kg | Pumpe mit Schneidlaufrad |
SE527818C2 (sv) * | 2005-06-17 | 2006-06-13 | Itt Mfg Enterprises Inc | Pump för pumpning av förorenad vätska |
SE527964C2 (sv) * | 2005-07-01 | 2006-07-25 | Itt Mfg Enterprises Inc | Pump för att pumpa förorenad vätska inkluderande fast material |
SE530785C2 (sv) * | 2006-01-23 | 2008-09-09 | Itt Mfg Enterprises Inc | Pump för pumpning av förorenad vätska innefattande fast material |
EP2888484B1 (de) * | 2012-08-23 | 2021-02-17 | Sulzer Management AG | Pumpe zum fördern von abwasser sowie laufrad und bodenplatte für eine solche |
SE539558C2 (sv) * | 2013-08-15 | 2017-10-10 | Xylem Ip Man S À R L | Pump för pumpning av vätska samt pumphjulssammansättning |
JP6415116B2 (ja) * | 2014-05-30 | 2018-10-31 | 株式会社荏原製作所 | 汚水ポンプ用のケーシングライナ及びこれを備えた汚水ポンプ |
MY188154A (en) * | 2015-03-27 | 2021-11-24 | Ebara Corp | Volute pump |
-
2019
- 2019-08-15 HU HUE19191970A patent/HUE062508T2/hu unknown
- 2019-08-15 EP EP19191970.3A patent/EP3779201B1/de active Active
-
2020
- 2020-08-03 BR BR112022002294A patent/BR112022002294A2/pt unknown
- 2020-08-03 CN CN202080057382.5A patent/CN114245849A/zh active Pending
- 2020-08-03 US US17/635,236 patent/US12044252B2/en active Active
- 2020-08-03 CA CA3149426A patent/CA3149426A1/en active Pending
- 2020-08-03 AU AU2020327570A patent/AU2020327570A1/en active Pending
- 2020-08-03 WO PCT/EP2020/071792 patent/WO2021028246A1/de active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US12044252B2 (en) | 2024-07-23 |
CA3149426A1 (en) | 2021-02-18 |
EP3779201A1 (de) | 2021-02-17 |
US20220290695A1 (en) | 2022-09-15 |
CN114245849A (zh) | 2022-03-25 |
BR112022002294A2 (pt) | 2022-04-26 |
HUE062508T2 (hu) | 2023-11-28 |
EP3779201B1 (de) | 2023-06-07 |
AU2020327570A1 (en) | 2022-02-17 |
WO2021028246A1 (de) | 2021-02-18 |
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