Device for auxiliary installation of prefabricated middle plate

The utility model discloses a device for auxiliary installation of a prefabricated middle plate, which comprises a supporting table board, four corners of the top of the supporting table board are respectively provided with a fixed seat, the inner surface of the bottom of each fixed seat is provided with a friction reducing device, each friction reducing device is provided with a movable seat, and the top end of each movable seat is provided with a first hydraulic device. A plurality of second hydraulic devices are arranged between the fixed base and the movable base, displacement sensors are arranged at the tops of the first piston rod and the second piston rod, an alarm is arranged on one side of the outer surface of the fixed base, and a control device is arranged on the supporting table top. The beneficial effects of the utility model are that the device is reasonable in design, is simple and stable in structure, and is high in practicality; the problems that in the prior art, when a gantry crane conducts