ES2119237T3 - Bomba centrifuga con una valvula que impide el reflujo. - Google Patents
Bomba centrifuga con una valvula que impide el reflujo.Info
- Publication number
- ES2119237T3 ES2119237T3 ES95100590T ES95100590T ES2119237T3 ES 2119237 T3 ES2119237 T3 ES 2119237T3 ES 95100590 T ES95100590 T ES 95100590T ES 95100590 T ES95100590 T ES 95100590T ES 2119237 T3 ES2119237 T3 ES 2119237T3
- Authority
- ES
- Spain
- Prior art keywords
- valve
- centrifugal pump
- return flow
- prevents reflux
- space
- 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.)
- Expired - Lifetime
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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
- F04D15/0083—Protection against sudden pressure change, e.g. check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
- F04D1/063—Multi-stage pumps of the vertically split casing type
- F04D1/066—Multi-stage pumps of the vertically split casing type the casing consisting of a plurality of annuli bolted together
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Check Valves (AREA)
Abstract
LA INVENCION SE REFIERE A UNA BOMBA CENTRIFUGA, EN PARTICULAR BOMBA DE ETAPAS MULTIPLES CON COJINETES 4 QUE SOPORTAN EL EJE DE LA RUEDA MOTRIZ, O JUNTAS DE ESTANQUEIDAD 5 Y CON UNA VALVULA 1012 QUE EVITA EL FLUJO DE RETORNO. EL MEDIO DE TRANSPORTE QUE APARECE A PARTIR DE LA ULTIMA ETAPA SE PRESIONA EN EL ESPACIO 13 ANULAR QUE RODEA LAS ETAPAS, A PARTIR DEL CUAL DISCURRE HACIA LA SALIDA. LA VALVULA 10-12 DE FLUJO DE RETORNO ESTA DISPUESTA EN EL ESPACIO ANULAR EN UNA FORMA LIMITADORA ESPECIAL EN EL ESPACIO ANULAR.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4401658A DE4401658A1 (de) | 1994-01-21 | 1994-01-21 | Kreiselpumpe mit den Rückfluß verhinderndem Ventil |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2119237T3 true ES2119237T3 (es) | 1998-10-01 |
Family
ID=6508360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95100590T Expired - Lifetime ES2119237T3 (es) | 1994-01-21 | 1995-01-18 | Bomba centrifuga con una valvula que impide el reflujo. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0664398B1 (es) |
DE (2) | DE4401658A1 (es) |
ES (1) | ES2119237T3 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014171809A2 (es) * | 2013-04-19 | 2014-10-23 | Bombas Internacionales Mexicanas, S.A De C.V. | Bomba centrífuga vertical en línea multietapas |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19803162A1 (de) * | 1998-01-28 | 1999-07-29 | Wilo Gmbh | Kreiselmotorpumpe mit Absperrklappe |
FR2776342B1 (fr) * | 1998-03-18 | 2001-04-20 | Sarl Cg Promo Star | Pompe centrifuge a amorcage automatique |
DE19851343A1 (de) * | 1998-11-06 | 2000-05-11 | Wilo Gmbh | Kreiselpumpe mit Absperrklappe |
ES1053407Y (es) * | 2002-12-18 | 2003-07-16 | Bogemar Sl | Electrobomba multicelular. |
EP2112380A1 (de) | 2008-04-21 | 2009-10-28 | DP Industries B.V. | Mehrstufige Kreiselpumpe in Inline-Bauart |
EP2916008B1 (en) * | 2014-03-07 | 2020-01-08 | CALPEDA S.p.A. | Improved electric pump particularly suitable for pumping liquids containing solid impurities |
CN106438377B (zh) * | 2016-09-29 | 2018-11-27 | 周宁县善长祥农业机械研发有限公司 | 立式多级双阀离心泵及其使用方法 |
CN106545496B (zh) * | 2016-09-29 | 2018-11-27 | 周宁县善长祥农业机械研发有限公司 | 卧吸式多级管道泵 |
CN106321448B (zh) * | 2016-09-29 | 2018-06-15 | 周宁县善长祥农业机械研发有限公司 | 多级水泵及其使用方法 |
CN112253471A (zh) * | 2020-10-26 | 2021-01-22 | 长沙中联泵业股份有限公司 | 一种高温高压多级泵 |
CN114233635A (zh) * | 2022-02-10 | 2022-03-25 | 浙江水泵总厂有限公司 | 泵体结构及具有其的离心泵 |
CN117967579A (zh) * | 2024-04-01 | 2024-05-03 | 烟台大学 | 一种集液管外置的高压大扬程泵 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2649049A (en) * | 1950-05-04 | 1953-08-18 | Mono Products Inc | Fluid-shielded dynamoelectric device for immersed pumps and the like |
DE1824921U (de) * | 1960-11-23 | 1961-01-12 | Ferch & Nabben | Vorrichtung zum verhindern der ruecksaugung von fluessigkeiten in rohrleitungen. |
DE1528791A1 (de) * | 1963-04-19 | 1969-10-30 | Pomorska Odlewnia I Emaliernia | Rueckschlagventil fuer Tiefbrunnenpumpen |
US3664759A (en) * | 1970-09-16 | 1972-05-23 | Worthington Corp | Self-adjusting backflow preventor for centrifugal pumps |
US4244675A (en) * | 1979-04-30 | 1981-01-13 | Worthington Pump, Inc. | Multi-stage barrel type centrifugal pump with resilient compensator means for maintaining the seals between interstage pumping assemblies |
DE8334283U1 (de) * | 1983-11-30 | 1984-03-01 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Rueckschlagventil |
US4565214A (en) * | 1984-06-04 | 1986-01-21 | Dover Corporation | Flapper check valve assembly |
ES8706248A1 (es) * | 1985-01-18 | 1987-05-16 | Andren Christopher Erik | Valvula automatica de fluido |
DE8612405U1 (de) * | 1986-05-05 | 1986-07-31 | Guss- Und Armaturwerk Kaiserslautern Nachf. Karl Billand, 6750 Kaiserslautern | Vorrichtung zur Verbindung der Druckleitung einer Pumpe in einer Abwasser-Hebeanlage mit einer pumpenseitigen Rohrleitung |
DE3729673A1 (de) * | 1987-09-04 | 1989-03-23 | Grundfos Int | Mehrstufige kreiselpumpe |
FR2637024B1 (fr) * | 1988-09-23 | 1994-04-01 | Olaer Industries | Installation de pompage, en particulier pour irrigation |
FR2661218B1 (fr) * | 1990-04-24 | 1992-07-31 | Salmson Pompes | Ensemble de pompe centrifuge verticale. |
DE9310091U1 (de) * | 1993-07-07 | 1993-09-23 | Hartlage Gmbh & Co Kg J | Vertikale kreiselpumpe |
-
1994
- 1994-01-21 DE DE4401658A patent/DE4401658A1/de not_active Withdrawn
-
1995
- 1995-01-18 ES ES95100590T patent/ES2119237T3/es not_active Expired - Lifetime
- 1995-01-18 DE DE59502855T patent/DE59502855D1/de not_active Expired - Fee Related
- 1995-01-18 EP EP95100590A patent/EP0664398B1/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014171809A2 (es) * | 2013-04-19 | 2014-10-23 | Bombas Internacionales Mexicanas, S.A De C.V. | Bomba centrífuga vertical en línea multietapas |
WO2014171809A3 (es) * | 2013-04-19 | 2015-01-15 | Bombas Internacionales Mexicanas, S.A De C.V. | Bomba centrífuga vertical en línea multietapas |
Also Published As
Publication number | Publication date |
---|---|
EP0664398B1 (de) | 1998-07-22 |
DE4401658A1 (de) | 1995-07-27 |
EP0664398A1 (de) | 1995-07-26 |
DE59502855D1 (de) | 1998-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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