It described that the main harmful exhaust emissions in the flameproof diesel engine of the flameproof vehicle with the rubber wheeles in the coal mine ,and the harm of the work personnel health in underground, Introduces the technology and method of controlling the exhaust emission of the coal mine explosion proof diesel engine, Points out the problems of control technology and insufficiency in exhaust emission, And puts forward the thought and development direction controlling exhaust emissions technology of the explosion proof diesel engine of coal mine on future.