FR3082876B1 - Soufflante comprenant une plateforme et un verrou de blocage - Google Patents
Soufflante comprenant une plateforme et un verrou de blocage Download PDFInfo
- Publication number
- FR3082876B1 FR3082876B1 FR1855479A FR1855479A FR3082876B1 FR 3082876 B1 FR3082876 B1 FR 3082876B1 FR 1855479 A FR1855479 A FR 1855479A FR 1855479 A FR1855479 A FR 1855479A FR 3082876 B1 FR3082876 B1 FR 3082876B1
- Authority
- FR
- France
- Prior art keywords
- platform
- lock
- orifice
- fan
- disc
- 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
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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
- F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
-
- 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
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/32—Locking, e.g. by final locking blades or keys
- F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
-
- 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
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
-
- 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
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
- F05D2300/6034—Orientation of fibres, weaving, ply angle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
L'invention concerne une soufflante comprenant : - un disque (10) de soufflante (1), - une plateforme (20) inter-aubes (2) comprenant une base (22) et une patte (26) radiale, un deuxième orifice (28) étant formé dans la patte (26) de la plateforme (20), et - un verrou (30) présentant un bord aval (36) configuré pour prendre appui contre la patte (26) de la plateforme (20), l'un parmi le bord aval (36) et la chape (14) du disque (10) de soufflante (1) comprenant un pion (37), l'autre comprenant un premier orifice (16), le pion (37) étant configuré pour pénétrer dans le premier orifice (16) et dans le deuxième orifice (28) de sorte à bloquer la plateforme (20) par rapport au disque (10) de soufflante (1).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1855479A FR3082876B1 (fr) | 2018-06-21 | 2018-06-21 | Soufflante comprenant une plateforme et un verrou de blocage |
US16/446,669 US11143047B2 (en) | 2018-06-21 | 2019-06-20 | Fan including a platform and a locking bolt |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1855479A FR3082876B1 (fr) | 2018-06-21 | 2018-06-21 | Soufflante comprenant une plateforme et un verrou de blocage |
FR1855479 | 2018-06-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3082876A1 FR3082876A1 (fr) | 2019-12-27 |
FR3082876B1 true FR3082876B1 (fr) | 2021-01-22 |
Family
ID=63209568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1855479A Active FR3082876B1 (fr) | 2018-06-21 | 2018-06-21 | Soufflante comprenant une plateforme et un verrou de blocage |
Country Status (2)
Country | Link |
---|---|
US (1) | US11143047B2 (fr) |
FR (1) | FR3082876B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3048997B1 (fr) * | 2016-03-21 | 2020-03-27 | Safran Aircraft Engines | Plateforme d'aube et disque de soufflante de turbomachine aeronautique |
FR3090449B1 (fr) * | 2018-12-21 | 2022-01-14 | Safran | preforme avec un renfort fibreux tisse en une seule piece pour plateforme inter aube |
FR3097904B1 (fr) * | 2019-06-26 | 2021-06-11 | Safran Aircraft Engines | Plateforme inter-aube avec caisson sacrificiel |
FR3107915B1 (fr) | 2020-03-03 | 2022-02-04 | Safran Aircraft Engines | Procede de fabrication d’une plateforme composite pour une soufflante de turbomachine d’aeronef |
US11713681B1 (en) * | 2022-05-18 | 2023-08-01 | Raytheon Technologies Corporation | Fan blade repair systems and methods |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2913734B1 (fr) * | 2007-03-16 | 2009-05-01 | Snecma Sa | Soufflante de turbomachine |
US20120275921A1 (en) | 2011-04-28 | 2012-11-01 | General Electric Company | Turbine engine and load reduction device thereof |
FR2989977B1 (fr) * | 2012-04-26 | 2014-05-23 | Snecma | Ebauche fibreuse tissee en une seule piece par tissage tridimensionnel pour la realisation d'une plate-forme a caisson ferme pour soufflante de turbomachine en materiau composite |
US20140169979A1 (en) * | 2012-12-14 | 2014-06-19 | United Technologies Corporation | Gas turbine engine fan blade platform seal |
US9399922B2 (en) * | 2012-12-31 | 2016-07-26 | General Electric Company | Non-integral fan blade platform |
GB201314542D0 (en) * | 2013-08-14 | 2013-09-25 | Rolls Royce Plc | Annulus Filler |
FR3021693B1 (fr) * | 2014-05-28 | 2019-11-01 | Safran Aircraft Engines | Plateforme pour roue aubagee |
FR3029563B1 (fr) | 2014-12-08 | 2020-01-17 | Safran Aircraft Engines | Plateforme a faible rapport de moyeu |
FR3038654B1 (fr) * | 2015-07-08 | 2017-08-04 | Snecma | Assemblage d'une plateforme rapportee d'aube de soufflante sur un disque de soufflante |
-
2018
- 2018-06-21 FR FR1855479A patent/FR3082876B1/fr active Active
-
2019
- 2019-06-20 US US16/446,669 patent/US11143047B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20190390559A1 (en) | 2019-12-26 |
FR3082876A1 (fr) | 2019-12-27 |
US11143047B2 (en) | 2021-10-12 |
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Legal Events
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PLFP | Fee payment |
Year of fee payment: 2 |
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PLSC | Publication of the preliminary search report |
Effective date: 20191227 |
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Year of fee payment: 3 |
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Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 7 |