Ventilation safety monitoring equipment for coal mine

The utility model discloses ventilation safety monitoring equipment for a coal mine, which comprises a ventilation box body, one side of the ventilation box body is provided with a ventilation window, the other side of the ventilation box body is provided with a connecting pipeline, a safety monitoring device is arranged in the connecting pipeline, a ventilation mechanism is arranged in the ventilation box body, the ventilation mechanism comprises a support, and the support is arranged in the ventilation box body. A motor A is arranged on one side of the support, fan blades are arranged at the output end of the motor A, a cleaning mechanism matched with the fan blades is arranged in the ventilation box body, a spraying mechanism is arranged at the top of the ventilation box body, the cleaning mechanism comprises a positioning block, the positioning block is connected with the ventilation box body through a lifting mechanism, a motor B is arranged on one side of the positioning block, and a brush disc A is arr