The invention discloses an electric jack and a multifunctional vehicle escape jack. The electric jack comprises a first ejection arm, a second ejection arm, a third ejection arm, a fourth ejection arm, a first hinge joint penetrating through the first ejection arm to hinge to the fourth ejection arm correspondingly, a jacking screw at a second hinge joint hinged by the second ejection arm and thethird ejection arm, a motor for driving the rotation of the jacking screw and a controller for controlling rotation of the motor, wherein the first ejection arm, the second ejection arm, the third ejection arm and the fourth ejection arm are hinged one another end to end, the first ejection arm and the second ejection arm are located on the upper part, the second ejection arm and the fourth ejection arm are correspondingly hinged to the two ends of the first ejection arm, the first hinge joint and the second hinge joint are provided with jacking nuts matched with the jacking screw, and the controller is electrically connected with the motor. The electric jack and the multifunctional vehicle escape jack can be used conveniently and quickly.

    本发明公开了一种电动千斤顶及汽车多功能脱困千斤顶,包括相互俩俩首尾铰接的第一顶臂、第二顶臂、第三顶臂和第四顶臂;其中,所述第一顶臂和所述第二顶臂在上方,第一顶臂的两端分别和第二顶臂、第四顶臂铰接;分别穿过所述第一顶臂和所述第四顶臂铰接的第一铰接处、所述第二顶臂和所述第三顶臂铰接的第二铰接处的顶升螺杆,所述第一铰接处和所述第二铰接处均设有与所述顶升螺杆匹配的顶升螺母;驱动所述顶升螺杆转动的电机;控制所述电机转动的控制器,所述控制器与所述电机电连接。本发明的电动千斤顶及汽车多功能脱困千斤顶,能够方便、快捷使用。


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    Titel :

    Electric jack and multifunctional vehicle escape jack


    Weitere Titelangaben:

    电动千斤顶及汽车多功能脱困千斤顶


    Beteiligte:
    LI XINGYAN (Autor:in) / BAI XU (Autor:in)

    Erscheinungsdatum :

    2020-04-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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