Monitoring device for ground surface settlement around foundation pit during construction period of urban rail transit

The utility model discloses a monitoring device for ground surface settlement around a foundation pit in an urban rail transit construction period, relates to the technical field of crushing of garbage disposers, and solves the problems that a buried pipe and an anchor pit for fixing a monitoring point are inconvenient to fixedly connect, the butt joint efficiency is low, and the buried pipe is unreliable to fix. A fixing frame is fixedly connected to the top of the bottom plate body, a connecting frame is fixedly connected to the end, away from the bottom plate body, of the fixing frame, a buried pipe is arranged at the end, away from the fixing frame, of the connecting frame, a fixing box is fixedly connected to the end, away from the fixing frame, of the bottom plate body, and two sets of positive and negative lead screws are rotationally connected into the fixing box. The outer side of the positive and negative screw rod is slidably connected with two sets of moving blocks, and the ends, away from the pos