Door plant gap adjustable tricycle carriage

The utility model provides a door plant gap adjustable tricycle carriage solves behind traditional carriage door plant and platform floor and meets a gap because machining error is difficult to assembly or the too big problem in gap, including the platform floor, the both sides of platform floor are passed through the hinge and are rotated connection carriage side door board respectively, the tail end of platform floor passes through the hinge and rotates door plant behind the connection carriage, the butt department of door plant is equipped with vertical stand behind platform floor and the carriage, the facade and the carriage side door board of stand, door plant lock behind the carriage, the outside of platform floor is equipped with the intubate, end face contaction cooperation on stand lower extreme and the platform floor, welded fastening has grafting portion on the stand lateral surface, the downwardly extending of grafting portion pegs graft with the intubate and cooperates, be equipped with between g