Measuring and fixing equipment for mine blasting

The utility model provides measurement fixing equipment for mine blasting, which comprises a telescopic rod with an outward pull switch at the top, a hanging bracket is arranged at the bottom end of the telescopic rod, a transmission frame is arranged at one end of the hanging bracket, and threaded rods are arranged at the bottom ends of the transmission frame and the hanging bracket through bearings. The threaded rod is provided with a movable seat, the bottom of the movable seat is provided with an infrared emission device through a hanging rod, the top end of the transmission frame is provided with a micro motor, an existing infrared detection technology is adopted, the aperture value is detected, detected data can be fed back to a display screen at the top of the adjusting rod in time, the visual effect is better, and the detection accuracy is higher; when the device is put into a blast hole, if the infrared transmitting device collides with the bottom of the blast hole, an alarm is given in a pressure se