Efficient and safe foundation pit monitoring facility

The utility model discloses an efficient and safe foundation pit monitoring facility monitoring box which comprises a monitoring box body, the two sides of the bottom of the monitoring box body are fixedly connected with bottom sleeve plates, the inner walls of the two bottom sleeve plates are slidably connected with monitoring plates, one end of the top of each monitoring plate is fixedly connected with a push plate, and the other end of each monitoring plate is fixedly connected with a push rod. The efficient and safe foundation pit monitoring facility comprises two monitoring plates, the centers of the tops of the two monitoring plates are each provided with a monitoring sliding groove, the inner walls of the two monitoring sliding grooves are each connected with a monitoring piece in a sliding mode, each monitoring piece comprises a bottom plate, and the top of each bottom plate is fixedly connected with a base. The displacement change of the foundation pit supporting mechanism can be automatically and ra