Gallery ceiling structure

The utility model discloses a gallery ceiling structure which comprises two cross beams, the two cross beams are parallel to each other, the two ends of the bottom of each cross beam are each fixedly provided with a supporting frame, a plurality of longitudinal beams are arranged between the two cross beams, and the cross beams are provided with installation grooves aligned with the longitudinal beams. The two ends of each longitudinal beam are clamped into the corresponding mounting grooves respectively, the longitudinal beams located at the two ends are each provided with a pair of bearing seats, a rolling shaft A is rotationally arranged between one pair of bearing seats, a rolling shaft B is rotationally arranged between the other pair of bearing seats, and the two ends of the rolling shaft B are sleeved with springs. The ceiling structure capable of being electrically rolled and switched is designed, the servo motor is driven to drive the rolling shaft A to rotate, rolling and stretching of the splicing