Fuel oil type grain dryer

The utility model discloses a fuel oil type grain drying machine, which relates to the technical field of grain drying machines and comprises a combustor, a combustion chamber is arranged in the combustor, a heating chamber is arranged at the top of the combustion chamber, a fan is mounted in the heating chamber, an air inlet channel is arranged outside the fan, and the air inlet channel is communicated with the combustion chamber. A sliding groove is formed in the air inlet channel, a damping block is connected into the sliding groove, a dustproof net is installed on the opposite face of the damping block, a brush is arranged outside the dustproof net, a movable block is installed outside the brush, and an electric push rod is installed at the top of the movable block. According to the grain storage bin, the air inlet channel, the sliding groove, the damping block and the dustproof net are arranged, the damping block is conveniently driven to move by operating the dustproof net, the damping block moves into