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FR2975149B1 - Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement - Google Patents

Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement

Info

Publication number
FR2975149B1
FR2975149B1 FR1153978A FR1153978A FR2975149B1 FR 2975149 B1 FR2975149 B1 FR 2975149B1 FR 1153978 A FR1153978 A FR 1153978A FR 1153978 A FR1153978 A FR 1153978A FR 2975149 B1 FR2975149 B1 FR 2975149B1
Authority
FR
France
Prior art keywords
bearing
component
pin
attaching
another
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
FR1153978A
Other languages
English (en)
Other versions
FR2975149A1 (fr
Inventor
Emmanuel Houradou
Regis Eugene Henri Servant
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
SNECMA 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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR1153978A priority Critical patent/FR2975149B1/fr
Priority to US13/464,151 priority patent/US9022741B2/en
Publication of FR2975149A1 publication Critical patent/FR2975149A1/fr
Application granted granted Critical
Publication of FR2975149B1 publication Critical patent/FR2975149B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/073—Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
    • 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
    • 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
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
    • F16B2200/69—Redundant disconnection blocking means
    • F16B2200/71—Blocking disengagement of catches or keys
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Rolling Contact Bearings (AREA)
FR1153978A 2011-05-09 2011-05-09 Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement Active FR2975149B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1153978A FR2975149B1 (fr) 2011-05-09 2011-05-09 Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement
US13/464,151 US9022741B2 (en) 2011-05-09 2012-05-04 System for securing two tubular components one in the other, carrying a roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153978A FR2975149B1 (fr) 2011-05-09 2011-05-09 Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement

Publications (2)

Publication Number Publication Date
FR2975149A1 FR2975149A1 (fr) 2012-11-16
FR2975149B1 true FR2975149B1 (fr) 2013-06-07

Family

ID=44549832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153978A Active FR2975149B1 (fr) 2011-05-09 2011-05-09 Systeme pour fixer deux pieces tubulaires l'une dans l'autre portant un palier a roulement

Country Status (2)

Country Link
US (1) US9022741B2 (fr)
FR (1) FR2975149B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2951232B1 (fr) * 2009-10-08 2017-06-09 Snecma Dispositif de centrage et de guidage en rotation d'un arbre de turbomachine
FR3002471B1 (fr) * 2013-02-28 2015-03-06 Snecma Outil de montage d'une bague interieure de roulement portant une cage de roulement et des vis de maintien dans une turbomachine
FR3082875B1 (fr) * 2018-06-22 2020-07-03 Safran Aircraft Engines Turbomachine d'aeronef a au moins deux corps et prelevement de puissance
FR3115822B1 (fr) 2020-11-04 2022-09-30 Safran Aircraft Engines Modularite d’une turbomachine d’aeronef
FR3115823B1 (fr) 2020-11-04 2022-09-30 Safran Aircraft Engines Modularite d’une turbomachine d’aeronef
US20230358175A1 (en) * 2022-05-04 2023-11-09 Hamilton Sundstrand Corporation Thrust damper for a shaft in an aircraft

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR359659A (fr) 1905-11-21 1906-04-02 John Smith Williamson Appareil de fermeture pour sacs
US3900270A (en) * 1973-09-22 1975-08-19 Rolls Royce 1971 Ltd Shaft couplings
US4201426A (en) * 1978-04-27 1980-05-06 General Electric Company Bearing clamping assembly for a gas turbine engine
FR2637335B1 (fr) * 1988-09-14 1990-11-30 Snecma Accouplement d'un arbre dans un support de palier de turbomachine et procede de desaccouplage
FR2783579B1 (fr) 1998-09-17 2000-11-03 Snecma Agencement de retenue d'un palier, notamment pour un arbre de compresseur a haute pression
FR2917783B1 (fr) * 2007-06-25 2013-04-12 Snecma Systeme de liaison d'arbre moteur avec ecrou auto-extracteur
FR2931874B1 (fr) * 2008-05-29 2010-06-25 Snecma Dispositif de blocage axial d'un palier de guidage d'arbre dans une turbomachine.
FR2951227B1 (fr) * 2009-10-08 2011-10-28 Snecma Turbomachine a corps hp demontable par l'arriere

Also Published As

Publication number Publication date
US9022741B2 (en) 2015-05-05
US20120288369A1 (en) 2012-11-15
FR2975149A1 (fr) 2012-11-16

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