The invention discloses a collapsible sleeve for a steering column and an automobile. The collapsible sleeve for the steering column comprises a first sleeve body and a second sleeve body, the first end of the first sleeve body extends into the first end of the second sleeve body, and the first sleeve body and the second sleeve body are in interference fit; a plurality of protrusions are arranged on the periphery of the first end of the first sleeve, a plurality of holes matched with the protrusions are formed in the first end of the second sleeve, and the holes and the protrusions are matched in a one-to-one correspondence mode. A plurality of sliding ways which extend in the axial direction and are communicated with the corresponding holes are arranged on the inner circumferential wall of the second sleeve. According to the invention, the collapsible stability is improved, and the safety of a driver can be protected.

    本发明公开了一种转向柱用可溃缩式套筒及汽车,包括第一套筒和第二套筒,第一套筒的第一端伸入到第二套筒的第一端内,且第一套筒和第二套筒过盈配合;所述第一套筒的第一端部的外周上设有多个凸起,所述第二套筒的第一端部上开设有多个与凸起相适配的孔,多个孔和多个凸起一一对应配合;所述第二套筒的内周壁上设有多条沿轴向延伸且与对应孔相连通的滑道。本发明提高了溃缩的稳定性,能够保护驾驶员的安全。


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    Title :

    Collapsible sleeve for steering column and automobile


    Additional title:

    转向柱用可溃缩式套筒及汽车


    Contributors:

    Publication date :

    2022-01-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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