FR3073907B1 - Organe de retention pour plateforme de turbomachine - Google Patents
Organe de retention pour plateforme de turbomachine Download PDFInfo
- Publication number
- FR3073907B1 FR3073907B1 FR1760858A FR1760858A FR3073907B1 FR 3073907 B1 FR3073907 B1 FR 3073907B1 FR 1760858 A FR1760858 A FR 1760858A FR 1760858 A FR1760858 A FR 1760858A FR 3073907 B1 FR3073907 B1 FR 3073907B1
- Authority
- FR
- France
- Prior art keywords
- platform
- turbomachine
- retaining body
- retention
- 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
- F01D5/30—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
- 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
- F05D2260/00—Function
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Module de turbomachine, comprenant un disque comportant une pluralité de dents (44) aptes à supporter des plateformes (30); au moins une plateforme (30) comportant une surface de rétention radiale (36d) prévue à une extrémité de la plateforme (30); au moins un organe de rétention (10) associé à ladite au moins une plateforme (30), et apte à être fixé au disque ; dans lequel l'organe de rétention (10) comporte une languette de rétention (14) apte à retenir radialement la surface de rétention radiale (36d) de la plateforme (30).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1760858A FR3073907B1 (fr) | 2017-11-17 | 2017-11-17 | Organe de retention pour plateforme de turbomachine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1760858A FR3073907B1 (fr) | 2017-11-17 | 2017-11-17 | Organe de retention pour plateforme de turbomachine |
FR1760858 | 2017-11-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3073907A1 FR3073907A1 (fr) | 2019-05-24 |
FR3073907B1 true FR3073907B1 (fr) | 2020-12-11 |
Family
ID=61132610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1760858A Active FR3073907B1 (fr) | 2017-11-17 | 2017-11-17 | Organe de retention pour plateforme de turbomachine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3073907B1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20240125242A1 (en) * | 2022-10-14 | 2024-04-18 | Rtx Corporation | Platform for an airfoil of a gas turbine engine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2639402B1 (fr) * | 1988-11-23 | 1990-12-28 | Snecma | Disque ailete de rotor de turbomachine |
US9399922B2 (en) * | 2012-12-31 | 2016-07-26 | General Electric Company | Non-integral fan blade platform |
US10145268B2 (en) * | 2013-03-15 | 2018-12-04 | United Technologies Corporation | Injection molded composite fan platform |
-
2017
- 2017-11-17 FR FR1760858A patent/FR3073907B1/fr active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20240125242A1 (en) * | 2022-10-14 | 2024-04-18 | Rtx Corporation | Platform for an airfoil of a gas turbine engine |
Also Published As
Publication number | Publication date |
---|---|
FR3073907A1 (fr) | 2019-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLSC | Publication of the preliminary search report |
Effective date: 20190524 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |