Tunnel blasting vibration tester fixing device

The utility model discloses a tunnel blasting vibration tester fixing device, including sensor, bottom plate socket, fixed plate inserting opening groove, access and bottom plate, the bottom plate socket is square plate, the fixed central authorities that set up at the upper surface of bottom plate socket of sensor, be provided with fixed plate inserting opening groove and access on the bottom plate, fixed plate inserting opening groove sets up the middle position at the bottom plate, fixed plate inserting opening groove's opening and bottom plate socket phase -match, and in the bottom plate socket can insert fixed plate inserting opening groove completely, the access setting was rectangular form at one side of fixed plate inserting opening groove, access. The utility model discloses be provided with the access on the bottom plate, the data accuracy is guaranteed to motion sensor's that can be nimble angle, and it has the vulcanie layer to add on the bottom plate simultaneously, can laminate with tunnel wall