Patent ID: 7165690

Claim:
A post structure comprising: a post axially formed with a plurality of elongated grooves, on two sidewalls of the respective elongated grooves being provided two opposite inwardly extending flanges and locking grooves, and the locking grooves located between the flanges and outer edges of the elongated grooves; a plurality of accessories each formed with a plurality of through locking holes and two sidewalls, at a free end of the two sidewalls is formed an outward projected locking edge, respectively; the respective accessories being inserted into the elongated grooves directly in a lateral direction and being stopped by the two flanges inside the elongated grooves, the locking edges of the respective accessories inserted in the locking grooves on the two sidewalls of the elongated grooves; a plurality of locking members locked in the locking holes of the respective accessories so as to push the two sidewalls of the accessories outward a certain distance, so that the two locking edges are caused to engage the two locking grooves on the sidewalls of the elongated grooves.