Automatic corner spraying and leaking stoppage device using green and efficient leaking stoppage material

The invention discloses an automatic corner spraying and leaking stoppage device using a green and efficient leaking stoppage material, and relates to the technical field of coal mine fire prevention and extinguishing. Comprising a first storage chamber, a second storage chamber, a pneumatic piston, a high-pressure pneumatic pump, a spraying gun and a crawler belt moving mechanism, the first storage chamber and the second storage chamber are connected to the pneumatic piston through conveying pipelines connected with the first storage chamber and the second storage chamber respectively, and the pneumatic piston is connected with the high-pressure pneumatic pump; the top of the high-pressure pneumatic pump is connected with an air pressure connector, and under the action of air pressure, the pneumatic piston automatically extracts the corresponding plugging materials located in the first storage chamber and the second storage chamber and conveys the plugging materials to the spraying gun through a material con