Dolly is transported to circuit breaker

The utility model relates to a dolly is transported to circuit breaker, the dolly has state of packing up from the workstation to the base that can pack up and the user state that rises the workstation and can transport from the base circuit breaker, the assembly that wheel swing or direction removed is on the base, the wheel has the working face bottom surface the farthest away apart from the workstation, have and the user state on the moving distance that wheel swing or direction removed, pack up corresponding the hanging down of dolly is transported to circuit breaker under the state, high -order state, the wheel of low level state moves to having ultimate range between the working face of the lower extreme of base and bottom surface and workstation, the wheel of high -order state move to the both sides of base or the base in and the working face of bottom surface and workstation between the distance be less than ultimate range, still be equipped with on the dolly and be used for making the wheel to lock at the height respectively, the locking piece of low level state. Reduced the whole high of dolly is transported to circuit breaker, reduced dolly is transported to circuit breaker's space area occupied, be convenient for place.