Coal mine underground ventilation intelligent monitoring and fault early warning device

The utility model relates to the technical field of coal mine underground monitoring devices, and discloses a coal mine underground ventilation intelligent monitoring and fault early warning device which comprises a safety monitoring pipe seat, ventilation pipes are fixedly connected to the two sides of the safety monitoring pipe seat, and fixing cylinders are fixedly connected to the sides, close to the safety monitoring pipe seat, of the lower end faces of the ventilation pipes. And hydraulic air cylinders are fixedly arranged at the lower ends of the two fixing cylinders correspondingly, the movable ends of the two hydraulic air cylinders are fixedly connected with fixing bases correspondingly, the lower ends of the two fixing bases are fixedly connected with double-end positioning needles correspondingly, and base plates are fixedly connected to the upper portions of the inner walls of the two sides of the safety monitoring pipe base correspondingly. According to the utility model, through stable fixation