The invention discloses a multi-level dust cover for a steering column. A mounting through cavity is formed in a cover body; an internal sealing assembly is mounted at the first end of the mounting through cavity; the outer wall of the cover body is provided with a fixing plate mounting part extending annularly; a plurality of annular sealing ribs extending around the cover body are arranged on the side, away from the internal sealing assembly, of the fixing plate installation part, an installation opening is formed in the middle of the front tail plate fixing plate, and the front tail plate fixing plate is arranged outside the cover body in a sleeving mode through the installation opening and installed on the side, close to the internal sealing assembly, of the fixing plate installation part. The front tail plate fixing plate and the front tail plate are locked and assembled on an automobile body through bolts, locking and assembling force can be transmitted to the sealing ribs of thecover body, and the sealing and sound insulation effects are reinforced. The steering shaft achieves the sealing and sound insulation effects through the internal sealing assembly assembled at one end of the cover body, and meanwhile the comfort during steering is guaranteed.

    本发明公开了一种多层级转向柱防尘罩,罩体内部设有安装通腔,内部密封组件安装在所述安装通腔的第一端,罩体外壁设有环形延伸的固定板安装部,所述固定板安装部远离内部密封组件一侧设有多个围绕罩体延伸的环形密封筋,前尾板固定板中部设有安装开口,前尾板固定板通过所述安装开口套设在罩体外部且安装在所述固定板安装部靠近内部密封组件一侧;通过前尾板固定板与前尾板通过螺栓锁紧装配在车身上,并且锁紧装配力会传到至罩体的密封筋上,加固密封,隔音效果;转向轴通过罩体的一端装配的内部密封组件,起到密封与隔音效果,同时保证转向时的舒适性。


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    Title :

    Multi-level dust cover for steering column


    Additional title:

    一种多层级转向柱防尘罩


    Contributors:
    FANG HANYU (author) / LI AIMIN (author) / CHEN YONG (author) / HOU JIAN (author) / LI KUISHENG (author)

    Publication date :

    2020-06-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge



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