The invention discloses a step adjusting mechanism with boosting and locking functions for a seat, which comprises an outer cover, an inner cover, a ratchet wheel, a pawl, a shifting block, a fixed seat and a boosting locker, and is characterized in that the outer cover is arranged on the front side of the inner cover to form a shell with an inner cavity; the rear end of the fixing base penetrates through the outer cover and the inner cover from front to back and then is fixed to a seat through a fixing structure, the ratchet wheel is fixedly installed on the fixing base, the fixing base is sleeved with the shifting block, the shifting block is located on the front side of the ratchet wheel, the ratchet wheel and the shifting block are both located in the inner cavity, and one end of the boosting locking device is fixedly arranged on the front side face of the inner cover. The inner cover and the outer cover are arranged, the adjusting structure is fixed to the inner cover and the outer cover, the pawl is directly arranged on the inner cover, the pawl is optimized, the length, the weight and the cost of the pawl can be effectively reduced, the outer cover is arranged to be a plastic piece, the weight of the whole stepped adjusting mechanism can be further reduced, and the requirement for light weight of an automobile is met.

    本发明公开了一种带助推锁止功能座椅用有级调节机构,包括外罩盖、内罩盖、棘轮、棘爪、拨动块、固定座和助推锁止器,外罩盖设置在内罩盖的前侧形成带有内腔的壳体,固定座的后端从前到后穿过外罩盖和内罩盖后通过固定结构固定在座椅上,棘轮固定安装在固定座上,拨动块套装在固定座上,且拨动块位于棘轮的前侧,棘轮和拨动块均位于内腔内,助推锁止器的一端固定设置在内罩盖的前侧面上。设置有内外罩盖,并将调节结构固定在内外罩盖上,将棘爪直接设置在内罩盖上,对棘爪进行优化,能有效减低棘爪的长度、重量和成本,将外罩盖设置为塑料件,能进一步减轻整个有级调节机构的重量,使其满足汽车轻量化的要求。


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    Title :

    Step adjusting mechanism with boosting and locking functions for seat


    Additional title:

    带助推锁止功能座椅用有级调节机构


    Contributors:
    WU ZHAOLUN (author) / CHEN YUANDING (author) / LIU CHANGHONG (author)

    Publication date :

    2021-05-07


    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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