The utility model relates to steel structure connecting structure technical field, and disclose complex steel structure adaptive regulation's connecting structure, including hoop piece, connecting piece and adjusting part, one end of connecting piece with hoop piece fixed, the first
waist type groove is seted up in connecting piece side end outer surface, the upper and lower sides of first
waist type groove are respectively equidistance and set up second
waist type groove, first waist type groove with second waist type groove
parallel design, all with hoop piece arc axis vertical, the fixed hole is seted up in adjusting part outer surface, at least six adjusting holes are arrayed distribution with the circumference, the fixed hole realizes fixed connection with first waist type groove through first bolt, adjusting hole realizes fixed connection with second waist type groove through second bolt, the utility model has the function of horizontal displacement adjustable and all -
direction angle adaptation, solved the problem that traditional steel structure connecting piece regulation ability is poor, the low problem of installation efficiency.