EP1719914A3 - Centrifugal pump with magnetic coupling - Google Patents
Centrifugal pump with magnetic coupling Download PDFInfo
- Publication number
- EP1719914A3 EP1719914A3 EP06015105A EP06015105A EP1719914A3 EP 1719914 A3 EP1719914 A3 EP 1719914A3 EP 06015105 A EP06015105 A EP 06015105A EP 06015105 A EP06015105 A EP 06015105A EP 1719914 A3 EP1719914 A3 EP 1719914A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- shaft
- rotor
- plate
- sleeve
- back face
- 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
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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/047—Bearings hydrostatic; hydrodynamic
-
- 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
- F04D13/021—Units comprising pumps and their driving means containing a coupling
- F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
- F04D13/026—Details of the bearings
-
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
- F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
-
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0465—Ceramic bearing designs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10024953A DE10024953A1 (en) | 2000-05-22 | 2000-05-22 | Centrifugal pump with magnetic coupling |
EP01108334A EP1158174B1 (en) | 2000-05-22 | 2001-04-03 | Centrifugal pump with magnetic coupling |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01108334.2 Division | 2001-04-03 | ||
EP01108334A Division EP1158174B1 (en) | 2000-05-22 | 2001-04-03 | Centrifugal pump with magnetic coupling |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1719914A2 EP1719914A2 (en) | 2006-11-08 |
EP1719914A3 true EP1719914A3 (en) | 2006-11-15 |
EP1719914B1 EP1719914B1 (en) | 2010-10-27 |
Family
ID=7642885
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01108334A Expired - Lifetime EP1158174B1 (en) | 2000-05-22 | 2001-04-03 | Centrifugal pump with magnetic coupling |
EP06015105A Expired - Lifetime EP1719914B1 (en) | 2000-05-22 | 2001-04-03 | Centrifugal pump with magnetic coupling |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01108334A Expired - Lifetime EP1158174B1 (en) | 2000-05-22 | 2001-04-03 | Centrifugal pump with magnetic coupling |
Country Status (4)
Country | Link |
---|---|
US (1) | US6554576B2 (en) |
EP (2) | EP1158174B1 (en) |
AT (2) | ATE356937T1 (en) |
DE (3) | DE10024953A1 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8337166B2 (en) * | 2001-11-26 | 2012-12-25 | Shurflo, Llc | Pump and pump control circuit apparatus and method |
DE10221843B4 (en) * | 2002-05-16 | 2004-12-30 | Minebea Co., Ltd. | Electric motor for use as a pump motor and pump |
US8979504B2 (en) * | 2009-08-19 | 2015-03-17 | Moog Inc. | Magnetic drive pump assembly with integrated motor |
DE102009052856B3 (en) * | 2009-11-11 | 2010-09-09 | Leistritz Ag | Pump i.e. screw pump, has magnetic clutch provided with rotor shaft that is rotatably supported by pump housing, and suction chamber and slit pot connected with each other over line by fluid |
CN102844576B (en) * | 2010-03-29 | 2015-12-02 | Ntn株式会社 | Fluid dynamic-pressure bearing device and assembling method thereof |
CN102465884A (en) * | 2010-11-17 | 2012-05-23 | 黄佳华 | Vertical magnetic drive slurry pump |
DE102011114191A1 (en) | 2011-09-22 | 2013-03-28 | Eagleburgmann Germany Gmbh & Co. Kg | Slit pot for a magnetic coupling with improved fluid flow |
TW201317459A (en) * | 2011-10-26 | 2013-05-01 | Assoma Inc | Permanent magnet canned pump structure improvement |
US20140271270A1 (en) * | 2013-03-12 | 2014-09-18 | Geotek Energy, Llc | Magnetically coupled expander pump with axial flow path |
DE102014006568A1 (en) * | 2013-05-08 | 2014-11-13 | Ksb Aktiengesellschaft | Pump arrangement and method for producing a split pot of the pump assembly |
DE102013007849A1 (en) * | 2013-05-08 | 2014-11-13 | Ksb Aktiengesellschaft | pump assembly |
CN103410739B (en) * | 2013-07-24 | 2016-09-21 | 黄佳华 | Vertical submerged multiple-set slag-pulp magnetic drive pump |
CN104776033B (en) * | 2014-01-14 | 2017-09-15 | 高涵文 | A kind of magnetic drive pump of corrosion-resistant anti-dry grinding |
US9771938B2 (en) | 2014-03-11 | 2017-09-26 | Peopleflo Manufacturing, Inc. | Rotary device having a radial magnetic coupling |
US9920764B2 (en) | 2015-09-30 | 2018-03-20 | Peopleflo Manufacturing, Inc. | Pump devices |
CN110873061B (en) * | 2018-08-29 | 2023-08-01 | 广东德昌电机有限公司 | Pump body and method for manufacturing rotor assembly for pump body |
DE202019101723U1 (en) * | 2019-03-26 | 2020-06-29 | Meßner GmbH & Co. KG | Pond pump |
KR102484602B1 (en) * | 2020-11-23 | 2023-01-06 | 주식회사 코아비스 | Electric water pump |
DE102020132907A1 (en) | 2020-12-10 | 2022-06-15 | Eagleburgmann Germany Gmbh & Co. Kg | Magnetic clutch with improved cooling |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH473986A (en) * | 1967-05-17 | 1969-06-15 | L Englesberg Julius | pump |
DE2639540A1 (en) * | 1976-09-02 | 1978-03-09 | Grundfos As | Plain bearing sleeve for circulation pump shafts - has diametrically opposite overlapping grooves for access of liquid for lubricating |
US4812108A (en) * | 1986-09-25 | 1989-03-14 | Seikow Chemical Engineering & Machinery Ltd. | Magnet pump |
EP0308372A1 (en) * | 1987-09-15 | 1989-03-22 | Bieri Pumpenbau Ag | Circulation pump, particularly for hot water systems |
US5160246A (en) * | 1989-11-08 | 1992-11-03 | Sanwa Koki Co., Ltd. | Magnetically driven cyntrifical pump |
US5184945A (en) * | 1991-12-27 | 1993-02-09 | Assoma, Inc. | Bushing structure for using in magnetically driving centrifugal pumps |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB922319A (en) * | 1960-03-28 | 1963-03-27 | Klaus Franz | Centrifugal pump |
DE2752249B2 (en) * | 1977-11-23 | 1979-09-27 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Protective device for pumps |
DE3704671A1 (en) * | 1987-02-14 | 1988-08-25 | Richter Chemie Technik Gmbh | LEAK DETECTING DEVICE FOR A MAGNETIC CENTRIFUGAL PUMP |
DE3715484A1 (en) * | 1987-05-09 | 1988-11-17 | Klaus Union Armaturen | MAGNETIC PUMP DRIVE |
DE8906020U1 (en) * | 1989-05-13 | 1989-06-29 | Rheinhütte GmbH & Co., 6200 Wiesbaden | Magnetic coupling pump |
DE4212982C2 (en) * | 1992-04-18 | 1996-04-11 | Lederle Pumpen & Maschf | Pump for hot fluids |
DE9316897U1 (en) * | 1993-11-04 | 1994-07-28 | Renner GmbH, 75433 Maulbronn | Magnetic pump with overheating protection |
US5944489A (en) * | 1996-12-11 | 1999-08-31 | Crane Co. | Rotary fluid pump |
-
2000
- 2000-05-22 DE DE10024953A patent/DE10024953A1/en not_active Withdrawn
-
2001
- 2001-04-03 DE DE50112181T patent/DE50112181D1/en not_active Expired - Lifetime
- 2001-04-03 EP EP01108334A patent/EP1158174B1/en not_active Expired - Lifetime
- 2001-04-03 DE DE50115684T patent/DE50115684D1/en not_active Expired - Lifetime
- 2001-04-03 EP EP06015105A patent/EP1719914B1/en not_active Expired - Lifetime
- 2001-04-03 AT AT01108334T patent/ATE356937T1/en active
- 2001-04-03 AT AT06015105T patent/ATE486219T1/en active
- 2001-05-22 US US09/862,526 patent/US6554576B2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH473986A (en) * | 1967-05-17 | 1969-06-15 | L Englesberg Julius | pump |
DE2639540A1 (en) * | 1976-09-02 | 1978-03-09 | Grundfos As | Plain bearing sleeve for circulation pump shafts - has diametrically opposite overlapping grooves for access of liquid for lubricating |
US4812108A (en) * | 1986-09-25 | 1989-03-14 | Seikow Chemical Engineering & Machinery Ltd. | Magnet pump |
EP0308372A1 (en) * | 1987-09-15 | 1989-03-22 | Bieri Pumpenbau Ag | Circulation pump, particularly for hot water systems |
US5160246A (en) * | 1989-11-08 | 1992-11-03 | Sanwa Koki Co., Ltd. | Magnetically driven cyntrifical pump |
US5184945A (en) * | 1991-12-27 | 1993-02-09 | Assoma, Inc. | Bushing structure for using in magnetically driving centrifugal pumps |
Also Published As
Publication number | Publication date |
---|---|
ATE356937T1 (en) | 2007-04-15 |
ATE486219T1 (en) | 2010-11-15 |
EP1158174A3 (en) | 2005-09-07 |
US20010043865A1 (en) | 2001-11-22 |
DE50115684D1 (en) | 2010-12-09 |
EP1719914A2 (en) | 2006-11-08 |
DE50112181D1 (en) | 2007-04-26 |
EP1158174A2 (en) | 2001-11-28 |
DE10024953A1 (en) | 2001-11-29 |
US6554576B2 (en) | 2003-04-29 |
EP1158174B1 (en) | 2007-03-14 |
EP1719914B1 (en) | 2010-10-27 |
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