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    • 4. 发明授权
    • Rotor wheel for axial-flow turbomachinery
    • 用于轴流涡轮机的转子轮
    • US4339229A
    • 1982-07-13
    • US137873
    • 1980-04-07
    • Axel Rossman
    • Axel Rossman
    • F01D5/30F01D21/04
    • F01D5/30F01D21/045F01D5/3053
    • A rotor wheel, particularly for compressors, including a rotor disc and a plurality of radially-projecting metal blades arranged along the periphery of the disc. A plurality of locating rings, formed predominantly of directionalized fibers, are provided, each locating ring being adjacent to all the blade roots and serving to resist centrifugal loads on the blades. An attachment ring formed predominantly of undirectionalized fibers surrounds the periphery of the rotor disc, and all the blade roots and locating rings are embedded in the attachment ring. The attachment ring serves to attach the blades to the rotor disc. Each blade root may have a T-shape and each locating ring engages over the cross bar of the T of each root. Alternatively, each blade root may have a hole accommodating a pin, and each locating ring engages over the pin of each blade root. Each blade root may have a plurality of sections, a single pin passing through holes in all of the sections of each root.
    • 特别是用于压缩机的转子轮,包括转子盘和沿盘的周边布置的多个径向突出的金属刀片。 主要由方向化纤维形成的多个定位环被设置,每个定位环与所有叶片根部相邻并且用于抵抗叶片上的离心载荷。 主要由不定向纤维形成的附接环围绕转子盘的周边,并且所有叶片根部和定位环嵌入附接环中。 附接环用于将叶片附接到转子盘。 每个叶片根部可以具有T形,并且每个定位环接合在每个根部的T的横杆上。 或者,每个叶片根部可以具有容纳销的孔,并且每个定位环接合在每个叶片根部的销上。 每个叶片根部可以具有多个部分,单个销通过每个根部的所有部分中的孔。