DE69502525D1 - Dichtungsvorrichtung für Pumpenlaufrad - Google Patents

Dichtungsvorrichtung für Pumpenlaufrad

Info

Publication number
DE69502525D1
DE69502525D1 DE69502525T DE69502525T DE69502525D1 DE 69502525 D1 DE69502525 D1 DE 69502525D1 DE 69502525 T DE69502525 T DE 69502525T DE 69502525 T DE69502525 T DE 69502525T DE 69502525 D1 DE69502525 D1 DE 69502525D1
Authority
DE
Germany
Prior art keywords
sealing device
pump impeller
impeller
pump
sealing
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
DE69502525T
Other languages
English (en)
Other versions
DE69502525T2 (de
Inventor
Ulf Arbeus
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.)
Xylem Water Solutions AB
Original Assignee
ITT Flygt AB
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 ITT Flygt AB filed Critical ITT Flygt AB
Publication of DE69502525D1 publication Critical patent/DE69502525D1/de
Application granted granted Critical
Publication of DE69502525T2 publication Critical patent/DE69502525T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE1995602525 1994-03-16 1995-03-13 Dichtungsvorrichtung für Pumpenlaufrad Expired - Fee Related DE69502525T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9400881A SE502552C2 (sv) 1994-03-16 1994-03-16 Tätningsanordning

Publications (2)

Publication Number Publication Date
DE69502525D1 true DE69502525D1 (de) 1998-06-25
DE69502525T2 DE69502525T2 (de) 1998-09-17

Family

ID=20393295

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995602525 Expired - Fee Related DE69502525T2 (de) 1994-03-16 1995-03-13 Dichtungsvorrichtung für Pumpenlaufrad

Country Status (5)

Country Link
EP (1) EP0672832B1 (de)
JP (1) JPH08121384A (de)
CA (1) CA2144692C (de)
DE (1) DE69502525T2 (de)
SE (1) SE502552C2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19613486C2 (de) * 1996-04-04 1998-12-24 Grundfos As Dichtungsausbildung für Kreiselpumpen zur Verminderung des Spaltverluststromes im Saugmundbereich des Pumpenlaufrades
DE102006024997A1 (de) * 2006-05-30 2007-12-06 Wilo Ag Kreiselpumpe
JP2008050958A (ja) * 2006-08-23 2008-03-06 Iwaki Co Ltd 自吸式ポンプ
FR2911166B1 (fr) * 2007-01-09 2012-08-03 Siebec Soc Pompe a entrainement magnetique et etancheite coulissante
JP5046767B2 (ja) * 2007-07-19 2012-10-10 日立アプライアンス株式会社 電動送風機及びそれを備えた電気掃除機
CN104235070A (zh) * 2013-06-13 2014-12-24 德昌电机(深圳)有限公司 泵壳及具有该泵壳的泵
CN107917100B (zh) * 2017-10-26 2019-03-26 珠海格力电器股份有限公司 导流圈与风机叶轮前盘的连接结构及空调

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221661A (en) 1961-12-18 1965-12-07 Electronic Specialty Co Low-suction head pumps
US3228343A (en) 1964-05-25 1966-01-11 U S Pumps Inc Self-priming pump
US3741679A (en) * 1971-09-17 1973-06-26 Blue Co John Centrifugal pump
IT1180991B (it) * 1984-06-07 1987-09-23 Lowara Spa Dispositivo di tenuta interposto tra girante e corpo pompa
SU1370318A1 (ru) * 1986-06-06 1988-01-30 Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова Уплотнение рабочего колеса насоса
US5295786A (en) 1990-12-27 1994-03-22 Ebara Corporation Liner ring for a pump
US5129795A (en) * 1991-05-31 1992-07-14 Powerdyne Corporation Motor driven pump

Also Published As

Publication number Publication date
JPH08121384A (ja) 1996-05-14
CA2144692C (en) 2000-03-07
EP0672832A1 (de) 1995-09-20
EP0672832B1 (de) 1998-05-20
CA2144692A1 (en) 1995-09-17
SE9400881D0 (sv) 1994-03-16
DE69502525T2 (de) 1998-09-17
SE502552C2 (sv) 1995-11-13
SE9400881L (sv) 1995-09-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee