Mining bidirectional wind speed sensor

The invention belongs to the technical field of mining detection equipment, and discloses a mining two-way wind speed sensor which comprises a closed shell, a mainboard, a transparent display window and an alarm assembly are installed in the shell, a detection assembly is arranged at the bottom of the shell and comprises a windward pipe with the two ends communicated, and the windward pipe is in threaded connection with the bottom of the shell. The windward pipe is internally provided with two groups of crossed detection head seats, the two ends of the detection head seats penetrate through the windward pipe and extend out of the windward pipe, the two ends of the detection head seats are detachably connected with loading assemblies, and the loading assemblies are detachably connected with ultrasonic probes; the ultrasonic probe, the transparent display window and the alarm assembly are electrically connected with the main board through the single-chip microcomputer. According to the invention, the two groups