Rxr-ym100000d-hmt100 fire extinguishing robot fire extinguishing system can effectively replace Trailer gun and mobile gun, and use its own power to remote control the fire monitor to the required position; it can effectively replace the fire fighters to conduct reconnaissance, fire fighting and other operations near the fire source and dangerous places, and the operators can carry out fire fighting operations 1000 meters away from the fire source to avoid unnecessary casualties. Applicable occasions include but are not limited to public (railway) tunnel fires, subway station and tunnel fires, underground facilities and freight yard fires, large-span and large space fires, petrochemical oil depot and refinery fires, large-area gas and smoke accidents, detection, attack and cover up of dangerous fire targets, fire fighting with inaccessible personnel, and emergency rescue in dangerous occasions.