The invention relates to a seat armrest height adjusting mechanism and an automobile seat; the seat armrest height adjusting mechanism comprises an outer ratchet wheel, a pawl seat, a pawl and a fixing shaft; the outer ratchet wheel is fixedly connected with a seat armrest, the pawl seat is fixedly connected with the fixing shaft, and the fixing shaft is fixedly connected with a seat backrest; the pawl seat is arranged in the outer ratchet wheel and can rotate relative to the outer ratchet wheel, the pawl is arranged on the pawl seat and can rotate relative to the pawl seat, a plurality of ratchets corresponding to the pawl are arranged on the outer ratchet wheel, and the ratchets can cross the pawl when the outer ratchet wheel rotates towards the first direction relative to the pawl seat; and when the outer ratchet wheel rotates towards the second direction relative to the pawl seat, the ratchet is meshed with the pawl to limit the height of a seat armrest. The seat armrest height adjusting mechanism provided by the invention has the advantages of being compact in structure, small in size, multiple in adjusting gear, smooth in adjusting process, easy to operate, wide in application range and the like.

    本发明涉及一种座椅扶手高度调节机构和汽车座椅,所述的座椅扶手高度调节机构包括外棘轮、棘爪座、棘爪和固定轴,外棘轮与座椅扶手固定连接,棘爪座与固定轴固定连接,固定轴与座椅靠背固定连接,棘爪座设置在外棘轮内并且与外棘轮可相对旋转,棘爪设置在棘爪座上并且与棘爪座可相对旋转,外棘轮上对应棘爪设置有多个棘齿,外棘轮相对棘爪座朝向第一方向旋转时棘齿可越过棘爪,外棘轮相对棘爪座朝向第二方向旋转时棘齿与棘爪啮合,对座椅扶手的高度进行限位。本发明提供的座椅扶手高度调节机构,具有结构紧凑,体积小,调节档位多,调节过程顺滑,容易操作,适用范围较广等特点。


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    Title :

    Seat armrest height adjusting mechanism and automobile seat


    Additional title:

    一种座椅扶手高度调节机构和汽车座椅


    Contributors:
    SUN GUO (author) / ZHANG XIAOFENG (author)

    Publication date :

    2021-04-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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