The invention discloses a spring automatic locking folding mechanism applied to a power-assisted tractor, which comprises a fixing device provided with a fixing table and a groove-shaped opening, and the fixing device is connected with a cross beam; the hinge device is connected with the fixing device and the cross beam; the spring locking device is located in the groove-shaped opening, the spring locking device is provided with a fixing seat, the fixing seat is arranged on the cross beam, the spring locking device is further provided with a fixing base, a sliding shaft is inserted into the fixing base, a clamping groove is formed in the fixing seat, a rotating shifting button is connected to the sliding shaft, a spring is arranged on the sliding shaft in a sleeving mode, and the spring locking device is connected with the clamping groove. The fixing seat is provided with a fixing hole, the fixing hole is matched with the sliding shaft, and the rotary shifting button is matched with the clamping groove. The power-assisted tractor has the advantages that the power-assisted tractor can be quickly folded, and operation is more convenient.

    本发明公开了一种应用于助力牵引车的弹簧自动锁紧折叠机构,包括固定装置,具有固定台、槽型口,所述固定装置与横梁相连;合页装置,连接固定装置和横梁;弹簧锁紧装置,位于槽型口中,所述弹簧锁紧装置具有固定座,所述固定座设置在横梁上,还具有固定基座,所述固定基座中插设滑动轴,所述固定座上开设卡槽,所述滑动轴上连接有旋转拨钮,所述滑动轴上套设有弹簧,所述固定座上设有固定孔,所述固定孔与滑动轴配合,所述旋转拨钮与卡槽配合。具有实现助力牵引车的快速折叠功能,操作更加便捷的优点。


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    Title :

    Automatic spring locking and folding mechanism of power-assisted tractor and using method of automatic spring locking and folding mechanism


    Additional title:

    一种助力牵引车的弹簧自动锁紧折叠机构及使用方法


    Contributors:
    LI HAIYANG (author) / LIU DELONG (author) / GUAN ZHENCHENG (author) / ZHANG QI (author) / SUN ZEYU (author) / ZHANG SEN (author) / RAO TIANYANG (author) / LIU HAIPING (author) / JIANG DAWEI (author)

    Publication date :

    2023-07-25


    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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