Universal quick connecting device for calibration of observation station

The utility model discloses a universal rapid connecting device for calibration of an observation station. The universal rapid connecting device solves the problem that a rapid connecting device in the prior art is poor in measurement effect. The universal rapid connecting device for station calibration comprises a connecting piece, a shaft ring structure is rotatably arranged on the connecting piece, a station seat to be measured is arranged at the ring center of the shaft ring structure, and a hanging piece is arranged on the shaft ring structure. The device can be quickly connected with the tunnel wall and the stay wire and the stay rope through the connecting piece and the hanging piece. According to the utility model, the stay wire and the hanging piece are rapidly connected with the rotating ring, the movement tracks of the stay wire and the rotating ring are the same as the center of sphere, and the center of sphere is the station to be measured, so that the station is a fixed point, and no matter how