The invention discloses an anti-theft device of an electric bicycle, which relates to the field of electric bicycle theft prevention. The anti-theft device is arranged at a rear wheel of an electric bicycle body, and comprises a fixing cylinder, a receiving cylinder and a locking rod, the fixing cylinder is fixed at the lower end of a pedal at the side end of the rear wheel, a hole in the fixing cylinder is a stepped hole, and a fixing lock is arranged on the fixing cylinder; the receiving cylinder is fixed at the lower end of a pedal at the other end of the rear wheel, a hole in the receivingcylinder is also a stepped hole, and a locking lock is arranged on the receiving cylinder; a fixing plate and a locking plate are respectively arranged at two ends of the locking rod; the fixing plate is arranged in the fixing cylinder; the fixing plate is larger than the minimum position of the stepped hole in the fixing cylinder; the locking plate is arranged in the receiving cylinder, the locking plate is smaller than the smallest position of the stepped hole in the receiving cylinder, the spring is fixedly connected between the end, away from the receiving cylinder, of the fixing plate and the fixing cylinder, a bicycle thief needs to unlock the fixing lock and the locking lock at the same time to unlock the anti-theft device, and the anti-theft effect of the electric bicycle is effectively improved.

    一种电动自行车的防盗装置,涉及电动车防盗领域,防盗装置设置在电动车本体的后轮处,防盗装置包括固定筒、接收筒和锁紧杆,固定筒固定在后轮侧端脚踏板的下端,固定筒内的孔为阶梯孔,固定筒上设有固定锁;接收筒固定在后轮另一端的脚踏板的下端,接收筒内的孔同样为阶梯孔,接收筒上设有锁紧锁;锁紧杆的两端分别设置有固定板和锁紧板,固定板设置固定筒内,固定板大于固定筒内阶梯孔的最小处,锁紧板设在接收筒内,锁紧板小于接收筒内阶梯孔的最小处,固定板上远离接收筒的一端和固定筒之间固定连接有弹簧,偷车人需同时打开固定锁和锁紧锁两把锁才能将防盗装置打开,有效的提高了电动车的防盗效果。


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    Title :

    Anti-theft device of electric bicycle


    Additional title:

    一种电动自行车的防盗装置


    Contributors:
    ZHONG HUA (author)

    Publication date :

    2020-09-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62H CYCLE STANDS , Fahrrad- oder Motorradständer



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