The invention discloses a seat backrest locking mechanism, a seat and a child safety seat, and the seat backrest locking mechanism comprises a bottom plate, a connecting rod and a locking piece. The bottom plate is used for being connected to a base of a seat, the bottom plate is provided with a first groove and a second groove, the first groove extends in the first direction, the second groove is located in the side, in the second direction, of the first groove and communicated with the first groove, and the first direction and the second direction are arranged in a crossed mode. One end of the connecting rod is used for being connected to a backrest of the seat, the other end of the connecting rod is detachably connected with the bottom plate, and the connecting rod is arranged on one side of the first groove in the first direction. The locking piece is connected to the bottom plate and comprises a locking part and an unlocking part, the locking part is provided with a first end and a second end which are oppositely arranged in the first direction, and the unlocking part is connected to the first end. In the application, the connecting rod is locked or unlocked only by operating the locking piece to move, and compared with the scheme that the connecting rod and the bottom plate are fixed only by using a threaded fastener, the mounting process and the dismounting process of the backrest are very convenient.

    本申请公开了一种座椅靠背锁定机构、座椅及儿童安全座椅,其中,座椅靠背锁定机构包括底板、连接杆及锁定件。底板用于连接于座椅的底座,底板设有第一槽以及第二槽,第一槽沿第一方向延伸,第二槽位于第一槽的沿第二方向的一侧、且与第一槽连通,第一方向与第二方向交叉布置。连接杆一端用于连接于座椅的靠背,另一端与底板可拆卸式连接,连接杆设于第一槽的沿第一方向的一侧。锁定件连接于底板,锁定件包括锁定部以及解锁部,锁定部具有沿第一方向相对布置的第一端以及第二端,解锁部连接于第一端。本申请中,仅需操作锁定件运动来锁定或解锁连接杆,相较于仅使用螺纹紧固件固定连接杆以及底板的方案而言,靠背的安装过程以及拆卸过程十分便捷。


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    Titel :

    Seat backrest locking mechanism, seat and child safety seat


    Weitere Titelangaben:

    座椅靠背锁定机构、座椅及儿童安全座椅


    Beteiligte:
    ZHAO GUANGHUI (Autor:in)

    Erscheinungsdatum :

    2024-05-24


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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