Fixed vane assembly for a turbine engine with a reduced...

Details Fixed vane assembly for a turbine engine with a reduced... Fixed vane assembly for a turbine engine with a reduced...

F - Mech Eng,Light,Heat,Weapons

01

D

F01D 9/04 (2006.01)

Patent

CA 2734524

The invention relates to a fixed vane assembly for a turbine engine that comprises a vaulted casing (18) and a high-pressure turbine distributor formed by at least two angular sectors (8.1) provided with blades (12), each of the angular sectors (8.1) including a platform (20) and a fastening tab (22), said fastening tab (22) radially protruding from the platform (20) towards the outside, the casing (18) including a first annular groove (24) for receiving the fastening tabs (22), radial retaining pins (30) of the angular sectors (8.1) being inserted into bores formed in the casing (18) and the fastening tabs (22), the axial retaining pins (30) being axially stopped by a core (28) mounted in a second annular groove (26) of the casing (18).

Aubage fixe de tarbomachine comportant un carter sous chambre (18) et un distributeur de turbine haute pression formé d'au moins deux secteurs angulaires (8.1) munis de pales (12), lesdits secteurs angulaires (8.1) étant fixés sur le carter (18), chaque secteur angulaire (8.1) comportant une plateforme (20) et une patte de fixation (22), ladite patte de fixation (22) étant en saillie de la plateforme (20) radialement vers l'intérieur, le carter (18) comportant une première gorge annulaire (24) recevant les pattes de fixation (22), des pions de retenue radiale (30) des secteurs angulaires (8.1) étant introduits dans des alésages réalisés dans le carter (18) et les pattes de fixation (22), les pions de retenue radiale (30) étant arrêté axialement par un jonc (28) monté dans une deuxième gorge annulaire (26) du carter (18).

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