12mm large-diameter inflation rod for mine car tire

The utility model discloses a 12mm large-diameter inflation rod for a mine car tire, and relates to the technical field of tire inflation, the 12mm large-diameter inflation rod comprises a rocker, a quick connector, a valve and a main rod, the quick connector, the valve and the main rod are connected in sequence, a through hole penetrates through the quick connector, the valve and the main rod, the rocker comprises a straight rod part, a crank part and a crank handle part which are connected in sequence, the straight rod part can be inserted into and completely penetrate through the through hole, and the crank handle part is inserted into the straight rod part. A connector cavity is formed in the tail end of the through hole, threads are arranged on the inner wall of the connector cavity, and a groove is formed in the tail end of the straight rod part. The device disclosed by the utility model has the characteristics of simple structure, high practicability and high safety, is convenient to carry and simple t