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FR3063326B1 - Joint axial asservi comportant un dispositif magnetique de positionnement axial - Google Patents

Joint axial asservi comportant un dispositif magnetique de positionnement axial Download PDF

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Publication number
FR3063326B1
FR3063326B1 FR1751572A FR1751572A FR3063326B1 FR 3063326 B1 FR3063326 B1 FR 3063326B1 FR 1751572 A FR1751572 A FR 1751572A FR 1751572 A FR1751572 A FR 1751572A FR 3063326 B1 FR3063326 B1 FR 3063326B1
Authority
FR
France
Prior art keywords
axial
joint
piece
positioning device
assisted
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.)
Active
Application number
FR1751572A
Other languages
English (en)
Other versions
FR3063326A1 (fr
Inventor
Daniel Georges Plona
Nicolas Roland
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.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1751572A priority Critical patent/FR3063326B1/fr
Publication of FR3063326A1 publication Critical patent/FR3063326A1/fr
Application granted granted Critical
Publication of FR3063326B1 publication Critical patent/FR3063326B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/445—Free-space packings with means for adjusting the clearance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/443—Free-space packings provided with discharge channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4476—Labyrinth packings with radial path
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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
    • F05D2260/32—Retaining components in desired mutual position by means of magnetic or electromagnetic forces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints Allowing Movement (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Abstract

L'objet principal de l'invention est un joint axial asservi entre une première pièce (2) et une seconde pièce (3) alignées dans une direction axiale (X), le joint comportant un corps (1) coulissant librement sur la première pièce (2) dans la direction axiale (X) et comprenant des éléments d'étanchéité (9) saillant dans la direction axiale (X) vers une face d'étanchéité (4) de la seconde pièce (3) qui est sécante à la direction axiale (X), les éléments d'étanchéité (9) et la face d'étanchéité (4) restreignant une communication entre deux enceinte (5, 6) délimitées par la première pièce (2), la seconde pièce (3) et le corps (1), caractérisé en ce qu'au moins l'un du corps (1), de la première pièce (2) et de la seconde pièce (3) comporte un dispositif magnétique (12) de positionnement axial du joint.
FR1751572A 2017-02-27 2017-02-27 Joint axial asservi comportant un dispositif magnetique de positionnement axial Active FR3063326B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1751572A FR3063326B1 (fr) 2017-02-27 2017-02-27 Joint axial asservi comportant un dispositif magnetique de positionnement axial

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1751572A FR3063326B1 (fr) 2017-02-27 2017-02-27 Joint axial asservi comportant un dispositif magnetique de positionnement axial
FR1751572 2017-02-27

Publications (2)

Publication Number Publication Date
FR3063326A1 FR3063326A1 (fr) 2018-08-31
FR3063326B1 true FR3063326B1 (fr) 2019-04-26

Family

ID=58707789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1751572A Active FR3063326B1 (fr) 2017-02-27 2017-02-27 Joint axial asservi comportant un dispositif magnetique de positionnement axial

Country Status (1)

Country Link
FR (1) FR3063326B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004625B (de) * 1955-05-31 1957-03-21 Hans Friedrich Dr Ing Beruehrungsfreie Wellendichtung fuer Turbinen, Pumpen und Verdichter
FR2258104A5 (en) * 1973-12-21 1975-08-08 Magnetic Seal Corp Sliding and rotating shaft seal - has one portion comprising two sleeves telescoping together with guide balls in grooves
CN2318585Y (zh) * 1997-12-09 1999-05-12 王清智 新型电冰箱门封条
US6805358B2 (en) * 2001-08-16 2004-10-19 Isomag Corporation Magnetic seal
KR100878460B1 (ko) * 2007-07-06 2009-01-13 한국과학기술연구원 래비린스 시일
JP5797600B2 (ja) * 2012-04-26 2015-10-21 グローブライド株式会社 磁性流体シール付き軸受
EP2716943B1 (fr) * 2012-10-02 2016-08-31 Siemens Aktiengesellschaft Agencement d'étanchéité, utilisation d'un agencement d'étanchéité et turbo machine

Also Published As

Publication number Publication date
FR3063326A1 (fr) 2018-08-31

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