Simple supporting pedestal device for connecting industrial vestibule and workshop

The utility model discloses a simple supporting pedestal device for connecting an industrial vestibule and a workshop. The pedestal device is formed by combining two upper sliding boxes (2), two lower sliding boxes (3) and two rolling shafts (4), wherein the two upper sliding boxes (2) are respectively fixed on side beams on the two sides of the vestibule (1), the two lower sliding boxes (3) are respectively fixed on the upper parts at the two ends of a loading crossbeam (5) of the bearing vestibule (1), the rolling shafts (4) are mounted between the upper sliding boxes (2) and the lower sliding boxes (3) which correspond to each other up and down, and the upper sliding boxes (2) and the lower sliding boxes (3) have frame structures. According to the pedestal device disclosed by the utility model, the upper sliding boxes and the lower sliding boxes generate independent horizontal displacement, and the rolling shafts are matched with the upper sliding boxes and the lower sliding boxes movably to prevent overla