Device for maintaining a hydraulic turbomachine

Details Device for maintaining a hydraulic turbomachine Device for maintaining a hydraulic turbomachine

F - Mech Eng,Light,Heat,Weapons

03

B

F03B 17/06 (2006.01)

Patent

CA 2599120

The invention concerns a device (50) for maintaining a hydraulic turbomachine (30), the turbomachine comprising a drive shaft (31) along which are distributed the turbines (10) for driving the drive shaft in rotation when they are immersed in a moving liquid, each turbine including motoring blades (14) distributed around the drive shaft. The device comprises at least one post (52) oriented along the axis (D) of the drive shaft and consisting at least of two superimposed post portions (42), each post portion being associated with a turbine or with an assembly of adjacent turbines, and first linking means (44) fixed to one of the post portions and to a bearing (46) receiving the drive shaft arranged between two adjacent turbines and second linking means connecting at least one of the posts to the floor.

L'invention concerne un dispositif (50) de maintien d'une turbomachine hydraulique (30), la turbomachine comprenant un arbre d'entraînement (31) le long duquel sont réparties des turbines (10) destinées à entraîner l'arbre D~entraînement en rotation lorsqu'elles sont immergées dans un liquide en mouvement, chaque turbine comprenant des pales motrices (14) réparties autour de l'arbre d~entraînement. Le dispositif comprend au moins un montant (52) orienté selon l'axe (D) de l'arbre d~entraînement et constitué de l'empilement d'au moins deux portions de montant (42), chaque portion de montant étant associée à une turbine ou à un ensemble de turbines adjacentes, et un premier moyen de liaison (44) fixé à l'une des portions de montant et à un palier (46) recevant l'arbre d~entraînement et disposé entre deux turbines adjacentes et un second moyen de liaison reliant au moins l'un des montants au sol.

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