EP3779201C0 - Abstreifelement für laufradeintrittskanten von abwasserpumpen - Google Patents

Abstreifelement für laufradeintrittskanten von abwasserpumpen

Info

Publication number: EP3779201C0
Authority: EP; European Patent Office
Prior art keywords: impellers; waste water; leading edges; water pumps; scraper element
Prior art date: 2019-08-15
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

EP19191970.3A

Other languages

English (en)

French (fr)

Other versions

EP3779201A1 (de

EP3779201B1 (de

Inventor

Christoph Jäger

Mateusz Kaminski

Enrico Müller

Nicolas Petit

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 SE and Co KGaA

Original Assignee

KSB SE and Co KGaA

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.)

2019-08-15

Filing date

2019-08-15

Publication date

2023-06-07

2019-08-15 Priority to HUE19191970A priority Critical patent/HUE062508T2/hu

2019-08-15 Application filed by KSB SE and Co KGaA filed Critical KSB SE and Co KGaA

2019-08-15 Priority to EP19191970.3A priority patent/EP3779201B1/de

2020-08-03 Priority to CN202080057382.5A priority patent/CN114245849A/zh

2020-08-03 Priority to PCT/EP2020/071792 priority patent/WO2021028246A1/de

2020-08-03 Priority to CA3149426A priority patent/CA3149426A1/en

2020-08-03 Priority to BR112022002294A priority patent/BR112022002294A2/pt

2020-08-03 Priority to AU2020327570A priority patent/AU2020327570A1/en

2020-08-03 Priority to US17/635,236 priority patent/US12044252B2/en

2021-02-17 Publication of EP3779201A1 publication Critical patent/EP3779201A1/de

2023-06-07 Application granted granted Critical

2023-06-07 Publication of EP3779201C0 publication Critical patent/EP3779201C0/de

2023-06-07 Publication of EP3779201B1 publication Critical patent/EP3779201B1/de

Status Active legal-status Critical Current

2039-08-15 Anticipated expiration legal-status Critical

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)

EP19191970.3A 2019-08-15 2019-08-15 Abstreifelement für laufradeintrittskanten von abwasserpumpen Active EP3779201B1 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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