Small-sized trailer motor home with expanded hard top

The utility model discloses a hard top expanding small trailer limo which comprises a limo body and a lifting roof, moving wheels are arranged at the bottom of the limo body, a towing hook is arranged on the front side of the limo body, the lifting roof is connected to the limo body in a sleeved mode, the lifting roof is of a cavity structure with an opening in the bottom, and the lifting roof comprises a hard heat preservation wall plate and a hard heat preservation roof. The hard heat preservation roof is fixed to the hard heat preservation wallboards, pushing pieces for pushing the hard heat preservation wallboards to ascend and descend relative to the vehicle body are arranged on the vehicle body, first frameworks are arranged on the hard heat preservation wallboards, first clamping strips are arranged on the side faces of the bottoms of the first frameworks, and second frameworks capable of being matched with the first frameworks are arranged on the vehicle body. The second framework and the first framew