Supporting structure of disc locking type scaffold

The utility model relates to a supporting structure of a disc locking type scaffold which comprises a supporting upright rod and a supporting transverse rod, wherein the supporting upright rod comprises a lock head which is arranged at the surface of the supporting upright rod, a locating supporting board which is arranged under the lock head, and a lock disc; the locating supporting board is provided with a locating hole; the lock head corresponds to the locating hole up and down; the end part of the supporting transverse rod is provided with a clamping pin; when in working, the lower end of the clamping pin is inserted into the locating hole of the locating supporting board to locate the supporting transverse rod; the supporting transverse rod is vertically connected with the supporting upright rod; and the upper end of the clamping pin and the lock head are arranged in the lock disc to tightly fix the supporting transverse rod to prevent the supporting transverse rod from falling. Compared with the connection structure of the traditional scaffold, the supporting structure of the disc locking type scaffold has the characteristics of convenient connection, safety, stability and the like.