An infinite clamping lock ring for a seat backrest lock comprises an outer main plate and a limiting groove; a first mounting hole is formed in the outer wall of one side of the outer main plate; a second mounting hole is formed in the outer wall of the side, deviating from the first mounting hole, of the outer main plate; a first rivet is riveted into the first mounting hole; a second rivet is riveted in the second mounting hole; a structural pawl is rotatably mounted on the outer wall of one side of the first rivet; a limiting pin is riveted to the outer wall of one side of the structural pawl, the outer wall of the end, deviating from the structural pawl, of the limiting pin is located in the limiting groove; a spring bolt body is rotatably mounted on the outer wall of one side of the second rivet. By arranging the structure pawl, a driving pawl and the limiting pins the effect of clamping the lock ring body is achieved, gaps generated by tolerance of an automobile body lock ring body are offset, the moving gaps of the lock ring body are reduced, and therefore abnormal sounds caused by the gaps are eliminated, and the riding comfort of passengers is improved.

    本发明公开了一种座椅靠背锁用无限夹紧锁环,包括外主板和限位槽,所述外主板一侧外壁开设有第一安装孔,所述外主板背离第一安装孔一侧外壁开设有第二安装孔,所述第一安装孔内部铆接有第一铆钉,所述第二安装孔内部铆接有第二铆钉,所述第一铆钉一侧外壁转动安装有结构棘爪,所述结构棘爪一侧外壁铆接安装有限位销,且限位销背离结构棘爪一端外壁位于限位槽内部,所述第二铆钉一侧外壁转动安装有锁舌本体。本发明通过设置结构棘爪、驱动棘爪和限位销,达到了夹紧锁环本体的效果,抵消由于车身锁环本体公差产生的间隙,降低锁环本体的活动间隙,从而消除间隙导致的异响,提高乘车人员的乘坐舒适度。


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    Titel :

    Infinite clamping lock ring for seat backrest lock


    Weitere Titelangaben:

    一种座椅靠背锁用无限夹紧锁环


    Beteiligte:
    HAN XUE (Autor:in) / ZHANG LAILAI (Autor:in)

    Erscheinungsdatum :

    2021-01-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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