CN1082630C - 用于单转子离心自吸泵的扩压及输送装置 - Google Patents

用于单转子离心自吸泵的扩压及输送装置 Download PDF

Info

Publication number
CN1082630C
CN1082630C CN97193111A CN97193111A CN1082630C CN 1082630 C CN1082630 C CN 1082630C CN 97193111 A CN97193111 A CN 97193111A CN 97193111 A CN97193111 A CN 97193111A CN 1082630 C CN1082630 C CN 1082630C
Authority
CN
China
Prior art keywords
diffusion
feedway
diffuser
transfer passage
pump
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 - Fee Related
Application number
CN97193111A
Other languages
English (en)
Chinese (zh)
Other versions
CN1214107A (zh
Inventor
C·瑟拉芬
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.)
Calpeda SpA
Original Assignee
Calpeda 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 SpA filed Critical Calpeda SpA
Publication of CN1214107A publication Critical patent/CN1214107A/zh
Application granted granted Critical
Publication of CN1082630C publication Critical patent/CN1082630C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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)
CN97193111A 1996-11-27 1997-11-26 用于单转子离心自吸泵的扩压及输送装置 Expired - Fee Related CN1082630C (zh)

Applications Claiming Priority (2)

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.
ITVI96A000192 1996-11-27

Publications (2)

Publication Number Publication Date
CN1214107A CN1214107A (zh) 1999-04-14
CN1082630C true CN1082630C (zh) 2002-04-10

Family

ID=11426191

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97193111A Expired - Fee Related 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

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103148017A (zh) * 2013-04-02 2013-06-12 陈坚 自吸喷射泵导流罩的防空气倒流的挡板

Families Citing this family (7)

* 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
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
US11698073B2 (en) 2020-04-03 2023-07-11 Zodiac Pool Systems Llc Swimming pool and spa pumps configured to improve priming performance

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361328A1 (en) * 1988-09-26 1990-04-04 CALPEDA S.p.A. Self-priming jet pump with an axial diffuser
EP0460597A2 (en) * 1990-06-08 1991-12-11 CALPEDA S.p.A. Single impeller centrifugal pump with a peripheral-longitudinal diffuser
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

Family Cites Families (6)

* 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
CH484369A (de) 1967-07-07 1970-01-15 Muanyagipari Ki Ein- oder mehrstufige selbstansaugende Pumpe
ES2006285A6 (es) 1987-12-28 1989-04-16 Bombas Elec Tricas S A Boelsa Bomba centrifuga.
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361328A1 (en) * 1988-09-26 1990-04-04 CALPEDA S.p.A. Self-priming jet pump with an axial diffuser
EP0460597A2 (en) * 1990-06-08 1991-12-11 CALPEDA S.p.A. Single impeller centrifugal pump with a peripheral-longitudinal diffuser
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103148017A (zh) * 2013-04-02 2013-06-12 陈坚 自吸喷射泵导流罩的防空气倒流的挡板
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

Also Published As

Publication number Publication date
ES2160375T3 (es) 2001-11-01
IT1287367B1 (it) 1998-08-04
CN1214107A (zh) 1999-04-14
WO1998023864A1 (en) 1998-06-04
EP0879360B1 (en) 2001-06-20
ITVI960192A1 (it) 1997-02-27
DE69705296D1 (de) 2001-07-26
BR9707307A (pt) 1999-07-20
AU5655398A (en) 1998-06-22
ATE202407T1 (de) 2001-07-15
EP0879360A1 (en) 1998-11-25

Similar Documents

Publication Publication Date Title
CN1147342C (zh) 除气离心装置,泵送流体和其除气工艺及生产纸或纸板工艺
RU2576599C1 (ru) Устройство для очистки картерных газов
CN101384329B (zh) 离心式分离器
CN103998142B (zh) 离心分离器和具有这种离心分离器的过滤装置
CN1887437A (zh) 多重旋风集尘装置
CN109356562B (zh) 井下滤砂式气液分离装置
US6599422B2 (en) Separator for liquids containing impurities
CN105308259A (zh) 耐磨气体分离器
CN102312862B (zh) 用于离心泵的蜗壳形泵壳
CN1426843A (zh) 具有叶片组件的自驱动离心机
SE457552B (sv) Sidokanalpump
US6328527B1 (en) Prandtl layer turbine
CN1082630C (zh) 用于单转子离心自吸泵的扩压及输送装置
WO2017063914A1 (en) A separator arrangement for cleaning gas
FI75509B (fi) Hydrocyklon.
CN110662881B (zh) 用于电动潜油式气体分离器的分流器系统和设备
CA2167788A1 (en) Method and apparatus for separating a heavier phase from a lighter phase in a material flow by centrifugal force
CN110917676A (zh) 一种用于城镇污水的旋流沉砂池
CN1067747C (zh) 自吸离心泵
KR101275755B1 (ko) 다기능 강력 흡입 배출기
US9931642B2 (en) Separator fluid collector having a plurality of cutouts
CN87103634A (zh) 复合形旋风除尘器
CN1210746A (zh) 气溶胶离心降解分离方法与装置
CN115337714B (zh) 一种离心分离器和发动机系统
CN1157246C (zh) 喷射携带固体水流进入离心分离器的改进结构

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20020410

Termination date: 20101126