Connecting structure for steel davit and steel box girder

A connecting structure for a steel davit and a steel box girder comprises a steel connecting piece, a cross-shaped connecting plate, the steel davit, an external expansion ring plate, a bracket flange, a bracket web, the steel box girder and a steel liner tube, the steel davit is connected with the steel connecting piece through the cross-shaped connecting plate, the external expansion ring plate is arranged on the steel connecting piece, and the bracket flange is arranged on the bracket web. The bracket flange and the bracket web are arranged on the external expansion ring plate, and the steel box girder is respectively connected with the bracket flange and the steel bracket web through the steel liner tube. The connecting structure for the steel davit and the steel box girders is good in integrity, reasonable in stress, convenient to construct and capable of adapting to connection of the steel davit and the multiple steel box girders with different sections. 一种用于钢吊柱与钢箱梁的连接结构，包括：钢连接件、十字连接板、钢吊柱、外扩环板、牛腿翼缘、牛腿腹板