The invention discloses a baby carriage capable of being folded in linkage mode. A front wheel rotating shaft is embedded into a center hole of a front wheel upper base, the front wheel rotating shaftis rotatably connected with the front wheel upper base, and an annular groove is formed in the front wheel rotating shaft; a positioning pin is arranged in the front wheel upper seat, and the lower end part of the positioning pin can be inserted into and separated from a circular hole; a upper positioning spring is sleeved with a positioning pin cap, and a boss is arranged on the positioning pincap; a quick-release iron sheet is arranged in a clamping groove of the front wheel upper base, a quick-release spring is arranged at one end of the quick-release iron sheet, a return spring is arranged at the other end of the quick-release iron sheet, the front wheel rotating shaft penetrates through the quick-release iron sheet, and the quick-release iron sheet can horizontally move to be clamped into and separated from the annular groove; a front wheel seat rotary knob is arranged outside a front wheel seat fixing cover in a sleeving mode, a first protruding part matched with the boss is arranged on the front wheel seat rotary knob, and the front wheel seat rotary knob is further provided with an inclined face used for abutting against the quick release spring and a second protruding part used for abutting against the reset spring. Front wheel steering and orientation switching and front wheel (support) wheel seat quick dismounting are achieved.

    本发明提供一种可联动折叠的童车,前轮旋转轴嵌入前轮上座的中心孔内,前轮旋转轴与前轮上座转动连接,前轮旋转轴上设有环形槽;定位销置于前轮上座内,定位销的下端部能够插入和脱离所述圆孔;定位销帽套设在定位上弹簧外,定位销帽上设有凸台;快拆铁片置于前轮上座的卡槽内,快拆铁片的一端设有快拆弹簧,快拆铁片的另一端设有归位弹簧,前轮旋转轴贯穿快拆铁片,快拆铁片能够水平移动卡入和脱离所述环形槽;前轮座旋钮套设在前轮座固定盖外,前轮座旋钮上设置有与所述凸台相配合的第一凸起部,前轮座旋钮上还设置有用于抵压快拆弹簧的斜面和用于抵压归位弹簧的第二凸起部。其现前轮转向与定向的转换和前轮(支架)轮座的快拆。


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    Title :

    Baby carriage capable of being folded in linkage mode


    Additional title:

    一种可联动折叠的童车


    Contributors:
    YAO JIAQUN (author)

    Publication date :

    2021-03-09


    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 / B60B VEHICLE WHEELS , Räder für Fahrzeuge



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