Automatic fire-proofing and fire-extinguishing plant for coal bunker

The utility model discloses an automatic fire-proofing and fire-extinguishing plant for a coal bunker. The automatic fire-proofing and fire-extinguishing plant comprises an online carbon monoxide monitoring device arranged on the top of the coal bunker, wherein the online carbon monoxide monitoring device is connected with a fire control center; the output end of the fire control center is connected with an acousto-optic control device and an inert electromagnetic valve; the inert electromagnetic valve is arranged on a connecting path between a low-pressure carbon dioxide storage tank and a vaporizer; the output end of the vaporizer is transferred to an inert nozzle through a gas conveying pipeline; and the inert nozzle is arranged inside the coal bunker. Due to the adoption of the technical scheme of the utility model, the online carbon monoxide monitoring device is used for monitoring the concentration of carbon monoxide in the coal bunker and feeding back the concentration of the carbon monoxide to the fir