Deformation monitoring device for concrete single-side formwork of mined metro station

The invention discloses a deformation monitoring device for a concrete single-side formwork of a mined metro station. The device comprises a sensor set and an external monitoring terminal, wherein the external monitoring terminal comprises a monitoring host; a display screen is installed on the front end face of the monitoring host; a plurality of alarm indicating lamps are installed below the display screen; alarm loudspeakers are installed on the two sides of the monitoring host; a plurality of sensing signal acquisition interfaces are further installed on one side of the monitoring host; a main control board is installed in the monitoring host; and the sensor set is installed on the concrete single-side formwork. The device is simple in structure working principle and high in intelligent degree, and can acquire the bending degree, the inclination degree and the inclination displacement distance of the concrete single-side formwork in real time; and when abnormal data are monitored, an alarm signal can be i