Steel structure supporting frame for curtain wall

The utility model belongs to the field of curtain installation. The utility model relates to a support frame, in particular to a steel structure support frame. The device comprises a first wall body,a first connecting frame, a first connecting block and an adjusting mechanism, a second wall body is arranged at the upper end of the first wall body; a first wall body connecting mechanism is arranged at the front end of the first wall body; the first wall body connecting mechanism is connected to the first wall body through a bolt; wherein the second wall body connecting mechanism is arranged onthe upper side of the first wall body connecting mechanism, the second wall body connecting mechanism is connected with the first wall body through bolts, the first wall body connecting mechanism andthe second wall body connecting mechanism each comprise channel steel and an embedded plate, and the two channel steel are connected to the front end of the embedded plate in a welded mode. The curtain wall is reasonable in st