Swing seat with expansion function

The utility model relates to the technical field of entertainment equipment, in particular to a swing seat with an extended function, which comprises a support structure, the support structure comprises a support frame, a fastening hoop is arranged at the upper end of the support frame, a support rod is clamped and fastened in the fastening hoop, a suspension structure is sleeved and positioned on the outer side of the support rod, and the suspension structure comprises a fixing sleeve. The lower end of the fixing sleeve is connected with a chain; the seat structure comprises a main seat plate, a containing groove is formed in the main seat plate in a penetrating mode, a telescopic seat plate is arranged in the containing groove in a containing mode, and the upper side, close to the outer side end, of the telescopic seat plate is connected with a suspension structure. The swing seat can be extended to be used by two or three persons, so that the entertainment effect of children can be effectively improved, th