Tunnel settlement monitoring device

The utility model belongs to the technical field of tunnel settlement monitoring, and relates to a tunnel settlement monitoring device which comprises a top block, a vertical rod is fixedly connected to the lower end of the top block, a supporting plate is slidably connected to the outer side of the vertical rod, a supporting spring is fixedly connected between the upper end of the supporting plate and the top block, and an adjusting assembly is arranged on the supporting plate. A monitoring assembly is arranged on the supporting plate and the top block, and the adjusting assembly comprises a double-shaft motor with one end fixedly connected with the upper end of the supporting plate. According to the tunnel settlement monitoring device, through cooperation of a double-shaft motor and an adjusting screw rod, the started double-shaft motor pushes a connecting plate to abut against the inner wall of a connecting bin through cooperation of a rotating screw rod and a sleeve rod, and the adjusting screw rod is rot