Lifting mechanism synchronous control system reaches show car that contains this system

The utility model provides a lifting mechanism synchronous control system reaches show car that contains this system belongs to the lifting structure field. The utility model discloses lifting mechanism synchronous control system includes the big hydraulic cylinder and the little hydraulic cylinder of hydraulic tank, the fuel feeding power device who links to each other with hydraulic tank, the check valve that links to each other with fuel feeding power device, switching -over valve, hydraulic pressure lock, choke valve, filling oil valve, series connection, big hydraulic cylinder has pole chamber and little hydraulic cylinder's no pole chamber to link to each other to both volumes equal, switching -over valve one side links to each other with big hydraulic cylinder's no pole chamber and little hydraulic cylinder's the pole chamber that has respectively through hydraulic pressure lock, choke valve. The beneficial effects of the utility model are that: the mode that adopts big, little hydraulic cylinder to es