IT1287367B1 - Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante. - Google Patents

Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.

Info

Publication number
IT1287367B1
IT1287367B1 IT96VI000192A ITVI960192A IT1287367B1 IT 1287367 B1 IT1287367 B1 IT 1287367B1 IT 96VI000192 A IT96VI000192 A IT 96VI000192A IT VI960192 A ITVI960192 A IT VI960192A IT 1287367 B1 IT1287367 B1 IT 1287367B1
Authority
IT
Italy
Prior art keywords
diffuser
conveyor device
pump
centrifugal self
impeller pump
Prior art date
Application number
IT96VI000192A
Other languages
English (en)
Inventor
Carlo Serafin
Original Assignee
Calpeda A Spa
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.)
Filing date
Publication date
Application filed by Calpeda A Spa filed Critical Calpeda A Spa
Priority to IT96VI000192A priority Critical patent/IT1287367B1/it
Publication of ITVI960192A1 publication Critical patent/ITVI960192A1/it
Priority to AT97952804T priority patent/ATE202407T1/de
Priority to ES97952804T priority patent/ES2160375T3/es
Priority to AU56553/98A priority patent/AU5655398A/en
Priority to EP97952804A priority patent/EP0879360B1/en
Priority to DE69705296T priority patent/DE69705296D1/de
Priority to BR9707307A priority patent/BR9707307A/pt
Priority to PCT/EP1997/006591 priority patent/WO1998023864A1/en
Priority to CN97193111A priority patent/CN1082630C/zh
Application granted granted Critical
Publication of IT1287367B1 publication Critical patent/IT1287367B1/it

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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/04—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock
    • F04D9/06—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock of jet type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Details Of Reciprocating Pumps (AREA)
IT96VI000192A 1996-11-27 1996-11-27 Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante. IT1287367B1 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT96VI000192A IT1287367B1 (it) 1996-11-27 1996-11-27 Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.
EP97952804A EP0879360B1 (en) 1996-11-27 1997-11-26 Diffuser and conveyor device for a single-impeller centrigugal self-priming pump
ES97952804T ES2160375T3 (es) 1996-11-27 1997-11-26 Dispositivo difusor y transportador para bomba centrifuga autocebante, de impulsor unico.
AU56553/98A AU5655398A (en) 1996-11-27 1997-11-26 Diffuser and conveyor device for a single-impeller centrigugal self-priming pump
AT97952804T ATE202407T1 (de) 1996-11-27 1997-11-26 Diffusor und fördervorrichtung für selbstansaugende einschaufel-kreiselpumpe
DE69705296T DE69705296D1 (de) 1996-11-27 1997-11-26 Diffusor und fördervorrichtung für selbstansaugende einschaufel-kreiselpumpe
BR9707307A BR9707307A (pt) 1996-11-27 1997-11-26 Dispositivo difusor e condutor
PCT/EP1997/006591 WO1998023864A1 (en) 1996-11-27 1997-11-26 Diffuser and conveyor device for a single-impeller centrigugal self-priming pump
CN97193111A CN1082630C (zh) 1996-11-27 1997-11-26 用于单转子离心自吸泵的扩压及输送装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96VI000192A IT1287367B1 (it) 1996-11-27 1996-11-27 Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.

Publications (2)

Publication Number Publication Date
ITVI960192A1 ITVI960192A1 (it) 1997-02-27
IT1287367B1 true IT1287367B1 (it) 1998-08-04

Family

ID=11426191

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96VI000192A IT1287367B1 (it) 1996-11-27 1996-11-27 Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.

Country Status (9)

Country Link
EP (1) EP0879360B1 (it)
CN (1) CN1082630C (it)
AT (1) ATE202407T1 (it)
AU (1) AU5655398A (it)
BR (1) BR9707307A (it)
DE (1) DE69705296D1 (it)
ES (1) ES2160375T3 (it)
IT (1) IT1287367B1 (it)
WO (1) WO1998023864A1 (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7780406B2 (en) * 2004-01-20 2010-08-24 Pentair Water Pool And Spa, Inc. Molded pump
CN102536837A (zh) * 2011-11-08 2012-07-04 江苏大学 一种自吸离心泵
CN103148017B (zh) * 2013-04-02 2016-05-04 陈坚 自吸喷射泵导流罩的防空气倒流的挡板
CN104763643B (zh) * 2015-02-13 2017-04-26 四川东工电机有限公司 一种深井双管高吸喷射离心泵
CN104763641B (zh) * 2015-03-30 2017-08-25 强胜精密机械(苏州)有限公司 一种旋流自吸泵
CN105937507A (zh) * 2016-06-02 2016-09-14 江苏大学 一种改善射流式离心泵自吸性能的导叶
CN111268438B (zh) * 2020-02-28 2022-02-22 江苏大学 一种过流无损多相混输泵
AU2021249219A1 (en) 2020-04-03 2022-10-06 Zodiac Pool Systems Llc Swimming pool and spa pumps configured to improve priming performance

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941474A (en) 1956-08-20 1960-06-21 Fairbanks Morse & Co Self-priming pumping apparatus
US2934021A (en) 1956-10-09 1960-04-26 F E Meyers & Bro Co Shallow well self-priming jet pump
AT288166B (de) 1967-07-07 1971-02-25 Mueanyagipari Ki Ein- oder mehrstufige selbstansaugende Kreiselpumpe
ES2006285A6 (es) 1987-12-28 1989-04-16 Bombas Elec Tricas S A Boelsa Bomba centrifuga.
IT1225597B (it) 1988-09-26 1990-11-22 Calpeda A Spa Pompa autoadescante ad eiettore con corona direttrice assiale.
IT1234116B (it) 1989-06-07 1992-04-29 Novax S R L Pompa centrifuga autoadescante.
IT1234126B (it) 1989-07-05 1992-04-29 Nowax Srl Cassa statorica, particolarmente per pompa radiale centrifuga, nonche' metodo per la sua realizzazione
IT1243113B (it) 1990-06-08 1994-05-24 Calpeda A Spa Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante
CN2193942Y (zh) * 1994-06-25 1995-04-05 哈尔滨工业大学 一种节段式自吸离心泵

Also Published As

Publication number Publication date
BR9707307A (pt) 1999-07-20
WO1998023864A1 (en) 1998-06-04
ES2160375T3 (es) 2001-11-01
EP0879360B1 (en) 2001-06-20
AU5655398A (en) 1998-06-22
CN1214107A (zh) 1999-04-14
DE69705296D1 (de) 2001-07-26
EP0879360A1 (en) 1998-11-25
CN1082630C (zh) 2002-04-10
ATE202407T1 (de) 2001-07-15
ITVI960192A1 (it) 1997-02-27

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Legal Events

Date Code Title Description
0001 Granted