The invention relates to a propulsion unit (22) with a propeller (26), comprising:-a nacelle (24); -a propeller (26) rotatably mounted in the nacelle (24) by means of a hub (28), the propeller (26) comprising blades (32) mounted in a blade ferrule (38) pivotable relative to the hub (28) about a pitch axis (Y), each blade (32) being pivotable relative to the ferrule (38) about a fold axis (Z); -a folding device (50) comprising an actuator (52) for folding the blade (32); the propulsion unit is characterized in that the folding device (50) comprises a control member (56) rotationally fixed to the blade ferrule (38) and driven by an actuator (52), and a link (58) that can be pivotally mounted on the root (34) of the associated blade (32) on the one hand and on the movable control member (56) on the other hand.

    本发明涉及一种具有螺旋桨(26)的推进单元(22),该推进单元包括:‑机舱(24);‑螺旋桨(26),该螺旋桨可以通过毂部(28)旋转地安装在机舱(24)中,该螺旋桨(26)包括安装在叶片套箍(38)中的叶片(32),该叶片套箍可以围绕节距轴线(Y)相对于毂部(28)枢转,每个叶片(32)可以围绕折叠轴线(Z)相对于套箍(38)枢转;‑折叠设备(50),该折叠设备包括用于对叶片(32)进行折叠的致动器(52);推进单元的特征在于,折叠设备(50)包括控制构件(56)和连杆(58),该控制构件在旋转方面固定到叶片套箍(38),并且由致动器(52)驱动,该连杆可以一方面枢转地安装在相关联的叶片(32)的根部(34)上,另一方面枢转地安装在可移动控制构件(56)上。


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    Titel :

    Propulsion unit with foldable propeller blades and method for folding blades


    Weitere Titelangaben:

    具有可折叠螺旋桨叶片的推进单元和用于折叠叶片的方法


    Beteiligte:

    Erscheinungsdatum :

    23.05.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B64C AEROPLANES , Flugzeuge



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