FR3089547B1 - Support de palier amélioré - Google Patents

Support de palier amélioré Download PDF

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Publication number
FR3089547B1
FR3089547B1 FR1872453A FR1872453A FR3089547B1 FR 3089547 B1 FR3089547 B1 FR 3089547B1 FR 1872453 A FR1872453 A FR 1872453A FR 1872453 A FR1872453 A FR 1872453A FR 3089547 B1 FR3089547 B1 FR 3089547B1
Authority
FR
France
Prior art keywords
bearing support
free end
improved bearing
wrapped
seal ring
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
FR1872453A
Other languages
English (en)
Other versions
FR3089547A1 (fr
Inventor
Sébastien Serge Francis Congratel
Christophe Lima
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 FR1872453A priority Critical patent/FR3089547B1/fr
Publication of FR3089547A1 publication Critical patent/FR3089547A1/fr
Application granted granted Critical
Publication of FR3089547B1 publication Critical patent/FR3089547B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/026—Shaft to shaft connections
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Support Of The Bearing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Support de palier amélioré Ensemble comprenant un support de palier (3) d’un arbre de turbomachine, comprenant une surface support de palier adaptée pour recevoir un élément de roulement, un segment d’étanchéité intérieur (4) et un segment d’étanchéité extérieur (5), adaptés pour coopérer avec des surfaces de contact d’un arbre de turbomachine de manière à définir des zones d’étanchéité en aval du support de palier (3), caractérisé en ce que le support de palier (3) comprend une extrémité libre intérieure (31) et une extrémité libre extérieure (32), le segment d’étanchéité intérieur (4) étant monté fretté dans l’extrémité libre intérieure (31) du support de palier (3), le segment d’étanchéité extérieur (5) étant monté fretté dans l’extrémité libre extérieure (32) du support de palier (3). Figure pour l’abrégé : Fig. 3.
FR1872453A 2018-12-06 2018-12-06 Support de palier amélioré Active FR3089547B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1872453A FR3089547B1 (fr) 2018-12-06 2018-12-06 Support de palier amélioré

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1872453A FR3089547B1 (fr) 2018-12-06 2018-12-06 Support de palier amélioré

Publications (2)

Publication Number Publication Date
FR3089547A1 FR3089547A1 (fr) 2020-06-12
FR3089547B1 true FR3089547B1 (fr) 2021-04-02

Family

ID=66049322

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1872453A Active FR3089547B1 (fr) 2018-12-06 2018-12-06 Support de palier amélioré

Country Status (1)

Country Link
FR (1) FR3089547B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6935837B2 (en) * 2003-02-27 2005-08-30 General Electric Company Methods and apparatus for assembling gas turbine engines
FR2896826B1 (fr) * 2006-01-30 2008-04-25 Snecma Sa Systeme de liaison d'arbre moteur avec ecrou escamotable
FR2960907B1 (fr) * 2010-06-02 2012-07-27 Snecma Palier de roulement pour turboreacteur d'aeronef equipe de moyens ameliores de retention axiale de sa bague exterieure
US9932858B2 (en) * 2015-07-27 2018-04-03 General Electric Company Gas turbine engine frame assembly
FR3053728B1 (fr) * 2016-07-07 2022-01-21 Safran Aircraft Engines Support de palier en deux pieces

Also Published As

Publication number Publication date
FR3089547A1 (fr) 2020-06-12

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