The invention relates to a vane (3) of a static vane assembly (2) of a turbomachine (1), comprising:-a vane root (8) comprising a fibrous reinforcement (13) comprising a first shell layer (12) and a second shell layer (12) separated by a cavity (14) opening onto a lower surface (15) of the vane root (8); -a fastener (6) configured to receive and attach the bucket root (8) to the hub (4) of the bucket assembly (2), the fastener (6) comprising a platform (16) and a rib (17) protruding from the platform (16), the rib (17) configured to enter into the cavity (14) to extend between the inner surface (12a) of the first shell layer (12) and the inner surface of the second shell layer (12); and-an attachment system (18) configured to mechanically attach the first shell layer (12) and the second shell layer (12) to the rib (17) of the fastener (6).
本发明涉及涡轮机(1)的静态轮叶组件(2)的轮叶(3),轮叶包括:‑轮叶根部(8),轮叶根部包括纤维增强件(13),纤维增强件包括第一壳层(12)和第二壳层(12),第一壳层和第二壳层由通到轮叶根部(8)的下表面(15)上的空腔(14)分隔开;‑紧固件(6),紧固件被配置成接纳轮叶根部(8)并且将轮叶根部附接到轮叶组件(2)的毂部(4),紧固件(6)包括平台(16)和从平台(16)突出的肋部(17),肋部(17)被配置成进入空腔(14)中,以在第一壳层(12)的内表面(12a)与第二壳层(12)的内表面之间延伸;以及‑附接系统(18),附接系统被配置成将第一壳层(12)和第二壳层(12)机械地附接到紧固件(6)的肋部(17)。
Fixed bucket assembly including variable pitch bucket for turbine engine
用于涡轮发动机的包括可变桨距轮叶的固定轮叶组件
29.04.2025
Patent
Elektronische Ressource
Chinesisch
Variable pitch bucket for turbine fan with stiffness gradient in root
Europäisches Patentamt | 2025
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