The embodiment of the invention provides a safety belt force limiting switching device, a safety belt device and a vehicle. The safety belt force limiting switching device comprises a belt winding drum and a locking part which are fixedly arranged, and the belt winding drum is rotatably arranged relative to the locking part; the force limiting rod comprises a first force limiting rod, a second force limiting rod and a middle connecting part, the middle connecting part is connected between the first force limiting rod and the second force limiting rod, and the force limiting grades of the first force limiting rod and the second force limiting rod are different; the end, away from the middle connecting part, of the first force limiting rod is connected with the locking part, and the end, away from the middle connecting part, of the second force limiting rod is connected with the interior of the winding drum. The sleeve is arranged between the winding drum and the force limiting rod, the middle connecting part of the force limiting rod is connected with the inner side wall of the sleeve, and the sleeve is detachably connected with the winding drum through a connecting element; and the switching component is arranged on the winding drum in a sleeving manner, and the switching component is configured to switch the force limiting grade of the force limiting rod by changing the arrangement position of the connecting element.

    本申请实施例提供了一种安全带限力切换装置、安全带装置和车辆。安全带限力切换装置包括:卷带筒,锁定部,固定设置,卷带筒相对于锁定部可转动设置;限力杆,限力杆包括第一限力杆、第二限力杆和中间连接部,中间连接部连接于第一限力杆和第二限力杆之间,第一限力杆和第二限力杆的限力等级不同;第一限力杆远离所述中间连接部的一端与锁定部连接,第二限力杆远离中间连接部的一端与卷带筒内部连接;套筒,在卷带筒和限力杆之间设置有所述套筒,限力杆的中间连接部和套筒的内侧壁连接,套筒通过连接元件与卷带筒可拆卸连接;切换部件,切换部件套设在卷带筒上,切换部件被配置为:通过改变连接元件的设置位置,以切换限力杆的限力等级。


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    Title :

    Safety belt force limiting switching device, safety belt device and vehicle


    Additional title:

    安全带限力切换装置、安全带装置和车辆


    Contributors:
    SU YINIAN (author) / WANG YANRONG (author)

    Publication date :

    2024-07-02


    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



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