EP4733599A1 - Agencement de joint d'étanchéité flottant - Google Patents

Agencement de joint d'étanchéité flottant

Info

Publication number
EP4733599A1
EP4733599A1 EP24209011.6A EP24209011A EP4733599A1 EP 4733599 A1 EP4733599 A1 EP 4733599A1 EP 24209011 A EP24209011 A EP 24209011A EP 4733599 A1 EP4733599 A1 EP 4733599A1
Authority
EP
European Patent Office
Prior art keywords
seal member
centrifugal pump
impeller
clamping member
engagement means
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.)
Pending
Application number
EP24209011.6A
Other languages
German (de)
English (en)
Inventor
Matteo BRINDESE
Mauro Agostini
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 Europe GmbH
Original Assignee
Xylem Europe GmbH
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 Xylem Europe GmbH filed Critical Xylem Europe GmbH
Priority to EP24209011.6A priority Critical patent/EP4733599A1/fr
Priority to US19/360,356 priority patent/US20260117787A1/en
Publication of EP4733599A1 publication Critical patent/EP4733599A1/fr
Pending 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP24209011.6A 2024-10-25 2024-10-25 Agencement de joint d'étanchéité flottant Pending EP4733599A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP24209011.6A EP4733599A1 (fr) 2024-10-25 2024-10-25 Agencement de joint d'étanchéité flottant
US19/360,356 US20260117787A1 (en) 2024-10-25 2025-10-16 Floating Sealing Arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP24209011.6A EP4733599A1 (fr) 2024-10-25 2024-10-25 Agencement de joint d'étanchéité flottant

Publications (1)

Publication Number Publication Date
EP4733599A1 true EP4733599A1 (fr) 2026-04-29

Family

ID=93288881

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24209011.6A Pending EP4733599A1 (fr) 2024-10-25 2024-10-25 Agencement de joint d'étanchéité flottant

Country Status (2)

Country Link
US (1) US20260117787A1 (fr)
EP (1) EP4733599A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018544A (en) * 1976-02-20 1977-04-19 Hale Fire Pump Company Centrifugal pump
CN103307020A (zh) * 2013-06-20 2013-09-18 江苏大学 一种离心泵双道浮动式口环密封装置
US8721263B2 (en) 2008-07-25 2014-05-13 Grundfos Management A/S Centrifugal pump
JP2018115597A (ja) 2017-01-18 2018-07-26 三相電機株式会社 遠心ポンプ及びそのシール構造

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018544A (en) * 1976-02-20 1977-04-19 Hale Fire Pump Company Centrifugal pump
US8721263B2 (en) 2008-07-25 2014-05-13 Grundfos Management A/S Centrifugal pump
CN103307020A (zh) * 2013-06-20 2013-09-18 江苏大学 一种离心泵双道浮动式口环密封装置
JP2018115597A (ja) 2017-01-18 2018-07-26 三相電機株式会社 遠心ポンプ及びそのシール構造

Also Published As

Publication number Publication date
US20260117787A1 (en) 2026-04-30

Similar Documents

Publication Publication Date Title
US5195867A (en) Slurry pump shaft seal flushing
AU594230B2 (en) Centrifugal pump impeller
CN100443732C (zh) 电动泵
JP4513432B2 (ja) ターボ型流体機械及びこれに用いる段付シール装置
JP4976630B2 (ja) 電動冷媒ポンプ
US7429160B2 (en) Flexible floating ring seal arrangement for rotodynamic pumps
CN108869379B (zh) 一种具有轴向导流叶片的离心泵密封环
EP3798449B1 (fr) Pompe pour transporter un fluide
CN210949250U (zh) 一种叶轮和离心泵
US20200378405A1 (en) Impeller and centrifugal pump
US20260117787A1 (en) Floating Sealing Arrangement
US5209635A (en) Slurry pump
CA2262114C (fr) Regulateur de debit pour protection des joints mecaniques
WO1998044261A1 (fr) Garniture mecanique d'etancheite amelioree pour des arbres et des axes
CN115803529A (zh) 用于流体处理装置的补偿组件以及相关装置、系统和方法
CN108869384B (zh) 一种具有圆柱型导流叶片的离心泵径向密封环
US6464450B1 (en) Fuel pump
CN108757546B (zh) 一种具有平板型导流叶片的离心泵径向密封环
JP2006183475A (ja) 遠心圧縮機
US11905971B2 (en) Water pump with coolant flow path
RU2229626C1 (ru) Насос моноблочный
CN115518748B (zh) 用于载有固体的液体的泵的切割环
EP4655504A1 (fr) Système de chemise de pompe centrifuge pour traiter des boues
JP3881152B2 (ja) 羽根車及び流体式トルク伝達装置
CN101052783B (zh) 具有可磨损末端的叶轮

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

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR