Shock-resistant constant-temperature luggage case

The invention discloses a shock-resistant constant-temperature luggage case. The luggage case comprises a box body and a containing cavity formed in the box body, a driving cavity is formed in the position, located below the containing cavity, of the box body, a rotating shaft is hermetically arranged in the driving cavity in a penetrating manner, the two ends of the rotating shaft are each fixedly connected with a rolling wheel, the part, in the driving cavity, of the rotating shaft is fixedly connected with a first gear, a second gear is separately arranged on one side of the first gear, thesecond gear is rotationally connected with a connecting plate through a connecting rod, a sliding groove matched with the connecting rod in size is formed in the connecting plate, a cavity is formedin the side, away from the sliding groove, of the connecting plate, a supporting rod is arranged in the cavity and the sliding groove in a sealed and communicated mode, the supporting rod is rotationally connected with the con