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FR3145017B1 - FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT - Google Patents

FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT Download PDF

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Publication number
FR3145017B1
FR3145017B1 FR2300471A FR2300471A FR3145017B1 FR 3145017 B1 FR3145017 B1 FR 3145017B1 FR 2300471 A FR2300471 A FR 2300471A FR 2300471 A FR2300471 A FR 2300471A FR 3145017 B1 FR3145017 B1 FR 3145017B1
Authority
FR
France
Prior art keywords
casing
accessory
aircraft
air intake
main transmission
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
FR2300471A
Other languages
French (fr)
Other versions
FR3145017A1 (en
Inventor
Alexandre Auduberteau
Alphonse Puerto
Mathieu Jean-Baptiste Marsaudon
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 Helicopter Engines SAS
Original Assignee
Safran Helicopter 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 Helicopter Engines SAS filed Critical Safran Helicopter Engines SAS
Priority to FR2300471A priority Critical patent/FR3145017B1/en
Publication of FR3145017A1 publication Critical patent/FR3145017A1/en
Application granted granted Critical
Publication of FR3145017B1 publication Critical patent/FR3145017B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02C7/32—Arrangement, mounting, or driving, of auxiliaries
    • 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
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/329—Application in turbines in gas turbines in helicopters
    • 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
    • F05D2260/31—Retaining bolts or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Details Of Gearings (AREA)

Abstract

Turbomoteur (1) d’axe longitudinal (X) pour un aéronef (2), le turbomoteur (1) comprenant :- un carter d’entrée d’air (3) qui est annulaire autour de l’axe (X) ;- une boite d’accessoires (4) comprenant un carter d’accessoires (5) qui est annulaire autour de l’axe (X), le carter d’accessoires (5) étant accolé au carter d’entrée d’air (3) de sorte à former entre eux une enceinte lubrifiée (6) et annulaire autour de l’axe (X) ;caractérisé en ce que le carter d’entrée d’air (3) et le carter d’accessoires (5) sont configurés pour être conjointement fixés à une boite de transmission principale (7) via au moins une vis (8), la vis (8) traversant un trou débouchant (9) formé dans une bride radiale (10) du carter d’entrée d’air (3) et un trou débouchant (11) formé dans une collerette axiale (12) du carter d’accessoires (5). Figure pour l'abrégé : 1A turboshaft engine (1) with a longitudinal axis (X) for an aircraft (2), the turboshaft engine (1) comprising: - an air intake casing (3) which is annular about the axis (X); - an accessory box (4) comprising an accessory casing (5) which is annular about the axis (X), the accessory casing (5) being attached to the air intake casing (3) so as to form between them a lubricated enclosure (6) which is annular about the axis (X); characterized in that the air intake casing (3) and the accessory casing (5) are configured to be jointly fixed to a main transmission box (7) via at least one screw (8), the screw (8) passing through a through hole (9) formed in a radial flange (10) of the air intake casing (3) and a through hole (11) formed in an axial collar (12) of the accessory housing (5). Figure for abstract: 1

FR2300471A 2023-01-18 2023-01-18 FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT Active FR3145017B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2300471A FR3145017B1 (en) 2023-01-18 2023-01-18 FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2300471 2023-01-18
FR2300471A FR3145017B1 (en) 2023-01-18 2023-01-18 FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT

Publications (2)

Publication Number Publication Date
FR3145017A1 FR3145017A1 (en) 2024-07-19
FR3145017B1 true FR3145017B1 (en) 2024-12-06

Family

ID=85726203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2300471A Active FR3145017B1 (en) 2023-01-18 2023-01-18 FIXING A TURBOENGINE ON A MAIN TRANSMISSION BOX OF AN AIRCRAFT

Country Status (1)

Country Link
FR (1) FR3145017B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116908A (en) * 1961-04-04 1964-01-07 Solar Aircraft Co Split wheel gas turbine assembly
FR3026435B1 (en) * 2014-09-29 2016-10-21 Turbomeca DEVICE AND METHOD FOR INTEGRITY TESTING OF A RAPID REACTIVATION SYSTEM OF A TURBOMOTOR OF A HELICOPTER
FR3073569B1 (en) * 2017-11-15 2020-02-07 Safran Helicopter Engines TURBOPROPELLER COMPRISING A REDUCTION MECHANISM INCLUDING A CURRENT GENERATION DEVICE
FR3095475B1 (en) * 2019-04-24 2021-04-16 Safran Helicopter Engines Turbomachine regulation method comprising a device for temporarily increasing power

Also Published As

Publication number Publication date
FR3145017A1 (en) 2024-07-19

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