Self-locking arc-shaped steel member transport vehicle

The invention discloses a self-locking arc-shaped steel member transport vehicle which comprises a base, four rolling wheels are arranged at the bottom of the base, a vertically upward outer circular pipe is arranged in the middle of the base, a height adjusting circular pipe is in threaded connection with the interior of the outer circular pipe, and an eccentric clamping mechanism is arranged on the outer wall of the top end of the outer circular pipe. The eccentric clamping mechanism is used for clamping the height-adjusting round pipe, the top end of the height-adjusting round pipe is fixedly connected with a U-shaped rod, the two ends of the U-shaped rod are vertically upward, the two longitudinal sides of the two ends of the U-shaped rod are each provided with a connecting support, the two connecting supports are each provided with a connecting round hole, the connecting supports are connected with jacking supports, and the jacking supports are connected with the eccentric clamping mechanism. The top sup