Limiting device of demountable tanker carrier

The utility model relates to a limiting device of a demountable tanker carrier, and belongs to the technical field of bulk mobile silo transfer equipment. The limiting device of the demountable tanker carrier comprises an assembly plate, a connecting plate, a buffer spring, a guide ring, a blocking pin and a limiting ring plate. Two sets of assembling plates are symmetrically welded to the two sides of the connecting plate. A supporting sleeve is fixedly arranged in the middle of the connecting plate; a blocking pin is slidably mounted in the supporting sleeve; a guide ring is arranged at the bottom of the support sleeve below the stop pin; a buffer spring is arranged between the stop pin and the guide ring; a limiting ring plate is fixedly mounted at the top of the supporting sleeve; the upper end of the blocking pin penetrates through the limiting ring plate and then extends to the position above the limiting ring plate. The limiting device of the demountable tanker carrier solves the problem that when an e