Grassland fire extinguishing bomb

The utility model discloses a fire extinguishing bomb for grassland fire. Including a housing, wherein the shell comprises an outer shell and an inner shell; a first cavity is formed in the shell through an outer shell and an inner shell. The first cavity is filled with heat insulation cotton, the outer side of the outer shell is provided with a fireproof coating, the inner shell is internally provided with a fire extinguishing bomb body, the top of the fire extinguishing bomb body is provided with a lead, the upper portion of the shell is in threaded connection with a sealing cover, and the inner side of the sealing cover is provided with a sealing ring. According to the utility model, the outer shell and the inner shell are arranged; the fire extinguishing bomb main body is subjected todouble-layer protection; the heat insulation cotton and the vacuum layer effectively isolate heat transfer, prevent the lead from being exploded due to heating, reduce potential safety hazards and facilitate storage of the fi