EP2870365A4 - Conception d'une pompe à vis à anneau liquide - Google Patents
Conception d'une pompe à vis à anneau liquideInfo
- Publication number
- EP2870365A4 EP2870365A4 EP13816030.4A EP13816030A EP2870365A4 EP 2870365 A4 EP2870365 A4 EP 2870365A4 EP 13816030 A EP13816030 A EP 13816030A EP 2870365 A4 EP2870365 A4 EP 2870365A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- screw pump
- liquid ring
- ring screw
- pump design
- design
- 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- Withdrawn
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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/605—Mounting; Assembling; Disassembling specially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C7/00—Rotary-piston machines or pumps with fluid ring or the like
-
- 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
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/528—Casings; Connections of working fluid for axial pumps especially adapted 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
- F04D3/00—Axial-flow pumps
- F04D3/02—Axial-flow pumps of screw type
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20120794 | 2012-07-09 | ||
PCT/NO2013/000029 WO2014011055A1 (fr) | 2012-07-09 | 2013-07-04 | Conception d'une pompe à vis à anneau liquide |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2870365A1 EP2870365A1 (fr) | 2015-05-13 |
EP2870365A4 true EP2870365A4 (fr) | 2016-03-23 |
Family
ID=49916371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13816030.4A Withdrawn EP2870365A4 (fr) | 2012-07-09 | 2013-07-04 | Conception d'une pompe à vis à anneau liquide |
Country Status (3)
Country | Link |
---|---|
US (1) | US20150176581A1 (fr) |
EP (1) | EP2870365A4 (fr) |
WO (1) | WO2014011055A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110439845A (zh) * | 2019-08-09 | 2019-11-12 | 浙江绿美泵业有限公司 | 一种低水位单口双吸自平衡潜水泵 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105822600B (zh) * | 2016-05-05 | 2019-02-22 | 广东博宇集团有限公司 | 一种水泵 |
CN110500282A (zh) * | 2019-08-23 | 2019-11-26 | 山东科技大学 | 一种双电机驱动液环螺杆泵 |
USD949205S1 (en) * | 2020-07-31 | 2022-04-19 | Tuthill Corporation | Fluid pump |
USD976962S1 (en) * | 2021-01-19 | 2023-01-31 | Alfa Laval Corporate Ab | Rotary positive-displacement pump |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2359591A1 (de) * | 1973-11-29 | 1975-06-05 | Rahmer & Jansen Gmbh & Co Kg L | Bausatz |
JP2000073983A (ja) * | 1998-08-26 | 2000-03-07 | Shin Meiwa Ind Co Ltd | ポンプ装置 |
US20070172366A1 (en) * | 2003-05-07 | 2007-07-26 | Jets As | Screw type liquid ring pump |
CN201196167Y (zh) * | 2008-03-14 | 2009-02-18 | 王明志 | 改进的小型吸送风机的结构 |
US20100092276A1 (en) * | 2008-09-30 | 2010-04-15 | John Cartwright | Chopper pump |
WO2011128502A2 (fr) * | 2010-04-14 | 2011-10-20 | Evac International Oy | Pompe à anneau liquide et méthode d'utilisation d'une pompe à anneau liquide |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2023017A (en) * | 1933-05-13 | 1935-12-03 | Reliance Electric & Eng Co | Pump unit |
US2975714A (en) * | 1954-11-01 | 1961-03-21 | Fmc Corp | Screw feed centrifugal pump |
US3411450A (en) * | 1967-03-07 | 1968-11-19 | Little Giant Corp | Pump |
US3526469A (en) * | 1968-12-10 | 1970-09-01 | Allis Chalmers Mfg Co | Pump motor seal system |
US3910715A (en) * | 1973-06-27 | 1975-10-07 | Worthington Pump Int | Side inlet means for centrifugal pumps |
US3966363A (en) * | 1974-09-25 | 1976-06-29 | Weil-Mclain Co., Inc. | Pumping assembly |
FR2311945A1 (fr) * | 1975-05-17 | 1976-12-17 | Bosch Gmbh Robert | Groupe de refoulement pour liquides |
US4498844A (en) * | 1983-08-08 | 1985-02-12 | The Nash Engineering Company | Liquid ring pump with conical or cylindrical port member |
US4810174A (en) * | 1986-12-12 | 1989-03-07 | Flint & Walling, Inc. | Motor and pump assembly |
NO167931B (no) * | 1989-03-03 | 1991-09-16 | Jets Systemer As | Vacuum avloepssystem |
DE29503806U1 (de) * | 1995-03-06 | 1996-07-04 | Sihi GmbH & Co KG, 25524 Itzehoe | Pumpe zur Förderung heißer Medien |
US6464471B1 (en) * | 1998-09-08 | 2002-10-15 | Sta-Rite Industries, Inc. | High-efficiency motor/pump system for jetted bath/spas |
NO314734B3 (no) * | 2001-05-29 | 2003-05-12 | Jets As | Væskeringspumpe av skruetypen |
US6933638B2 (en) * | 2003-10-30 | 2005-08-23 | A. O. Smith Corporation | Electric motor having a reverse air flow cooling system |
US7531092B2 (en) * | 2005-11-01 | 2009-05-12 | Hayward Industries, Inc. | Pump |
US8303266B2 (en) * | 2007-08-31 | 2012-11-06 | Nidec Motor Corporation | Mounting flange, pump having mounting flange and mold for mounting flange |
US8297920B2 (en) * | 2008-11-13 | 2012-10-30 | Hayward Industries, Inc. | Booster pump system for pool applications |
DE102010038137B4 (de) * | 2010-10-12 | 2018-03-15 | Herborner Pumpentechnik Gmbh & Co Kg | Umwälzvorrichtung für Bäder |
-
2013
- 2013-07-04 WO PCT/NO2013/000029 patent/WO2014011055A1/fr active Application Filing
- 2013-07-04 US US14/413,961 patent/US20150176581A1/en not_active Abandoned
- 2013-07-04 EP EP13816030.4A patent/EP2870365A4/fr not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2359591A1 (de) * | 1973-11-29 | 1975-06-05 | Rahmer & Jansen Gmbh & Co Kg L | Bausatz |
JP2000073983A (ja) * | 1998-08-26 | 2000-03-07 | Shin Meiwa Ind Co Ltd | ポンプ装置 |
US20070172366A1 (en) * | 2003-05-07 | 2007-07-26 | Jets As | Screw type liquid ring pump |
CN201196167Y (zh) * | 2008-03-14 | 2009-02-18 | 王明志 | 改进的小型吸送风机的结构 |
US20100092276A1 (en) * | 2008-09-30 | 2010-04-15 | John Cartwright | Chopper pump |
WO2011128502A2 (fr) * | 2010-04-14 | 2011-10-20 | Evac International Oy | Pompe à anneau liquide et méthode d'utilisation d'une pompe à anneau liquide |
Non-Patent Citations (2)
Title |
---|
"GEA Flow Components Business Line Hygienische Pumpen Katalog 2012 engineering for a better world GEA Mechanical Equipment", 1 January 2012 (2012-01-01), pages 1 - 128, XP055118620, Retrieved from the Internet <URL:http://www.tuchenhagen.com/fileadmin/GEA_Tuchenhagen/Global/PDFs/Catalogs/Katalog-hygiensche-Kreiselpumpen-TP-TPS-2014-01.pdf> [retrieved on 20140519] * |
See also references of WO2014011055A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110439845A (zh) * | 2019-08-09 | 2019-11-12 | 浙江绿美泵业有限公司 | 一种低水位单口双吸自平衡潜水泵 |
Also Published As
Publication number | Publication date |
---|---|
EP2870365A1 (fr) | 2015-05-13 |
US20150176581A1 (en) | 2015-06-25 |
WO2014011055A1 (fr) | 2014-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20150123 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20160224 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 7/04 20060101ALI20160218BHEP Ipc: F04C 7/00 20060101AFI20160218BHEP Ipc: F04D 29/52 20060101ALI20160218BHEP Ipc: F04D 3/02 20060101ALI20160218BHEP Ipc: F04D 29/60 20060101ALI20160218BHEP Ipc: E03F 1/00 20060101ALI20160218BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20170705 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20220517 |