Steel structure small component transport vehicle

The utility model relates to a steel structure small component transport vehicle which comprises a supporting frame, and the supporting frame comprises two supporting legs arranged in a front-back spaced mode and a connecting rod. Walking wheels are arranged at the lower ends of the two supporting legs. A hanging rod is fixedly arranged on a connecting rod of the supporting frame, two hanging structures are hung at the left end and the right end of the hanging rod respectively, and each hanging structure comprises at least one hoop used for fixing a steel pipe. The device further comprises a positioning piece, the positioning piece comprises two side walls extending in the vertical direction and a bottom wall fixed to the upper ends of the two side walls, the bottom wall of the positioningpiece is fixed to the hanging rod, and a fixing piece connected with the two side walls is arranged below the positioning piece; a hanging piece is arranged above the hanging rod, one end of a steelpipe is fixed in a hoop of