The invention discloses a seat plate height adjusting mechanism of a baby carriage which comprises a frame, a backrest, a pressure spring screw, a top bead spring, a top bead, a spring piece, a top hook and a positioning frame, the backrest can slide up and down at the rear end of the frame, and position adjustment and positioning of the backrest are achieved through a positioning mechanism composed of the pressure spring screw, the top bead spring, the top bead, the spring piece, the top hook and the positioning frame. Therefore, infants with different body types and heights can be adjusted to a comfortable sitting posture; the height of the seat plate can be adjusted to have an automatic reset function, an additional switch is not needed for locking, operation is easy, use is convenient,and positioning is stable and reliable.

    本发明公开一种婴儿车的坐板高度调整机构,包括框架、靠背、压簧螺钉、顶珠弹簧、顶珠、弹簧片、顶勾、定位架,靠背可在框架后端上下滑动,并通过压簧螺钉、顶珠弹簧、顶珠、弹簧片、顶勾、定位架构成的定位机构实现靠背的位置调整和定位,以使不同体型和身高的婴幼儿均能调整到舒适的坐姿,坐板的高度调整具有自动复位功能,不需要额外的开关进行锁定,操作简单,使用方便,定位稳定可靠。


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    Title :

    Seat plate height adjusting mechanism of baby carriage


    Additional title:

    一种婴儿车的坐板高度调整机构


    Publication date :

    2021-02-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS



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