Detecting device used for detecting anti-sliding performance and anti-damage performance of steel pipe scaffold fastening piece

Disclosed is a detecting device used for detecting anti-sliding performance and anti-damage performance of a steel pipe scaffold fastening piece. The detecting device comprises an upper plate, a lower base seat, a fastening piece frame and a hydraulic cylinder. A first fastening frame is arranged below the upper plate, a second fastening piece frame is arranged above the lower base seat, and the fastening piece frame comprises stand columns and steel pipes which are horizontally arranged. The stand columns are fixedly connected with the steel pipes through fasting pieces, a pressure device is arranged between an upper stand column and a lower stand column, one end of the pressured device is fixed with two upper rope chains which are equal in length, the upper rope chains are respectively connected with upper hooks on two sides of an upper fastening piece, lower hooks are arranged on a lower steel pipe on two sides of the upper fastening piece, the other end of the pressure device is fixed with two lower rope