The invention discloses a lifting crane convenient for maintaining a center of gravity. The lifting crane convenient for maintaining the center of gravity comprises a vehicle body, wherein a rotatingtable is arranged on the right side of the vehicle body, and an internal gear is arranged inside the rotating table; a driving motor is arranged inside the right side of the vehicle body, and the topof the driving motor is connected with a driving gear; the driving gear is connected with the internal gear, and the driving gear is arranged inside the rotating table; an operating chamber is arranged on the front side of the top of the rotating table; a first one-way hydraulic device, a bracket, a first winch and a high platform are arranged on the rear side of the top of the rotating table; andthe first one-way hydraulic device, the bracket, the first winch and the high platform are all arranged behind the operating chamber. The lifting crane convenient for maintaining the center of gravity is provided with a fixed supporting leg, a limiting pin is pulled out, the fixed supporting leg is rotated, the fixed supporting leg is rotated by 90 degrees, a second one-way hydraulic device is contracted, a supporting plate and the fixed supporting leg make contact with the ground at the same time and play a role in assisting supporting of a first cross bar and a second cross bar, and the lifting crane is fixed more stably.

    本发明公开了一种便于保持重心的起重吊车,包括车体,所述车体右侧上方设置有旋转台,且旋转台内部设置有内齿轮,所述车体右侧内部设置有驱动电机,且驱动电机顶部与主动齿轮相连接,所述主动齿轮与内齿轮相连接,且主动齿轮设置在旋转台内部,所述旋转台顶部前侧设置有操纵室,且旋转台顶部后侧设置有第一单向液压装置、支架、第一卷扬机和高台,所述第一单向液压装置、支架、第一卷扬机以及高台均设置在操纵室后方。该便于保持重心的起重吊车,设置有固定支腿,拔出限位销,转动固定支腿,使固定支腿旋转90°,收缩第二单向液压装置,使支撑板与固定支腿同时接触地面,起到辅助支撑第一横杆以及第二横杆的作用,使起重吊车固定更加平稳。


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    Title :

    Lifting crane convenient for maintaining center of gravity


    Additional title:

    一种便于保持重心的起重吊车


    Contributors:
    XIA JIANQIU (author)

    Publication date :

    2020-05-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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