Turbomachine distributor comprising an inner ring fitted with a flange in which orifices are formed

Abstract

This turbine distributor (36, 36a) comprises an inner ring (40) and a bladed ring (42) provided with a plurality of blades (46), an inner platform (48) and a flange (50) extending radially inwards from the inner platform (48), the inner ring (40) being provided with a platform (52), an upstream flange (56) and a downstream flange (58), the upstream and downstream flanges (56, 58) extending radially outwards from the platform (52) of the inner ring (40) by being fixed to the flange (50) of the bladed ring (42), the inner ring (40) comprising at least one collar (62) extending at least radially outwards from the platform (52) of the inner ring (40) while remaining at a distance from the upstream and downstream flanges (56, 58), a plurality of orifices (64) being formed in said collar (62). Figure for the abbreviation: Fig 5

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