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    • 3. 发明授权
    • Device for sealing turbomachines
    • 密封涡轮机的装置
    • US06832891B2
    • 2004-12-21
    • US10268422
    • 2002-10-10
    • Emil AschenbruckHildegard EbbingAndreas KleinefeldtKlaus Dieter Mohr
    • Emil AschenbruckHildegard EbbingAndreas KleinefeldtKlaus Dieter Mohr
    • F01D1100
    • F01D11/001F01D11/025
    • A device for sealing between the guide vanes (1) and the rotor (17) of turbomachines, especially gas turbines has inner rings (3) suspended on the vane footing (14) of the guide vanes (1) in a thermally elastic manner with soldered honeycomb seal (4) and labyrinth tips (5) arranged on the rotor (17). First flow channels, which are connected to the cavities (21) of the cooled guide vanes (1), through which said cavities cooling air flows, are led through the vane footings (14). The first flow channels are connected to at least one of second flow channels led through the inner ring (3) to the vicinity of the honeycomb seal (4). The second flow channels open into at least one of third flow channels that are open at the rear edge of the inner ring (3) or are led to an annular groove (10) open toward the honeycomb seal (4) on the underside of the inner ring (3).
    • 一种用于在导叶(1)和涡轮机(特别是燃气轮机)的转子(17)之间进行密封的装置,其具有以热弹性方式悬挂在导叶(1)的叶片基脚(14)上的内环(3) 焊接的蜂窝状密封件(4)和布置在转子(17)上的迷宫尖端(5)。 连接到冷却的导向叶片(1)的空腔(21)的第一流动通道(冷却空气流过的空腔)被引导通过叶片基座(14)。 第一流动通道连接到通过内环(3)引导到蜂窝密封件(4)附近的至少一个第二流动通道。 第二流动通道打开到在内圈(3)的后边缘处开口的第三流动通道中的至少一个,或者被引导到朝向蜂窝状密封件(4)的下侧的开口的环形槽(10) 内圈(3)。