Downhole movable inert gas fire extinguishing device

The utility model discloses an underground mobile inert gas fire extinguishing device, which belongs to the technical field of fire extinguishing devices and is characterized in that the surface of a mobile trolley is fixedly connected with a support plate, a support block and a fixed baffle plate, the surface of the support block is in contact connection with a storage tank, the side surface of the storage tank is provided with a plurality of control valves, and the gas outlet ends of the control valves are provided with gas outlet pipes; according to the underground movable inert gas fire extinguishing device, through the multiple control valves and the air outlet pipes arranged on the side face of the storage tank, the operation space is large, multiple persons can conveniently open the control valves at the same time, then fire extinguishing is conducted through the corresponding air outlet pipes, and the underground movable inert gas fire extinguishing device is convenient to use and high in practicabili