The invention belongs to the technical field of helicopter structural design, and discloses an anti-loosening length-adjustable telescopic pull rod and a using method. The anti-loosening length-adjustable telescopic pull rod comprises an upper joint, a nut, an adjusting gasket, a strippable gasket, an outer cylinder, an inner rod and a lower joint; wherein the nut, the adjusting gasket, the outercylinder and the lower joint form a sleeve structure; the upper joint, the strippable gasket and the inner rod form a sliding rod assembly; the sliding rod assembly is installed in the sleeve structure, the sliding rod assembly penetrates through the nut and the adjusting gasket to be assembled with the sleeve structure, the pull rod inner rod and the connector are prevented from being loosened ina threaded mode, and the installation length can be adjusted according to the actual installation size.

    本发明属于直升机结构设计技术领域,公开了一种防松长度可调伸缩拉杆及使用方法,包括:上接头、螺母、调整垫片、可剥垫片、外筒、内杆、下接头;其中,螺母、调整垫片、外筒、下接头组成套筒结构;上接头、可剥垫片、内杆组成滑杆组件;滑杆组件安装在套筒结构内部,且滑杆组件穿过螺母和调整垫片与套筒结构组装在一起,防止拉杆内杆与接头螺纹松脱,并且安装长度可随实际安装尺寸调整。


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    Title :

    Anti-loosening length-adjustable telescopic pull rod and using method


    Additional title:

    一种防松长度可调伸缩拉杆及使用方法


    Contributors:
    SHI BINGFENG (author) / LUO PENG (author)

    Publication date :

    2021-01-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



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