Improved wall connecting piece of external scaffold

The utility model discloses an external scaffold improved type wall connecting piece which comprises a connecting rod, a positioning column and a connecting assembly, the connecting rod is clamped on an external scaffold body, the positioning column penetrates through a connecting hole in a wall body, and the connecting assembly is installed at the two ends of the positioning column and used for making close contact with the wall body and comprises two first circular plates and two second circular plates. The two second circular plates are arranged on the sides, away from each other, of the two first circular plates correspondingly, penetrating holes facilitating penetrating of the positioning columns are formed in the centers of the second circular plates and the centers of the first circular plates, and a plurality of mounting bases are arranged on the sides, close to the second circular plates, of the first circular plates along the first circular plates in an annular array mode. And fixing bases correspon