Temporary cable bent tower device for large-span unbalanced steel beam rotation

The utility model relates to the technical field of bridge construction, in particular to a temporary cable bent tower device for large-span unbalanced steel beam rotation. The temporary cable bent tower device provided by the utility model comprises a tower frame; the hinged supports are located between the tower and the steel beam, each hinged support comprises an upper hinged support, a lower hinged support and a hinged shaft, the upper hinged supports and the lower hinged supports are connected through the hinged shafts, the upper hinged supports are fixedly connected with the lower end of the tower, and the lower hinged supports are fixedly connected with the steel beam; the sling set comprises a first sling and a second sling which are located on different sides of the tower, one end of the first sling and one end of the second sling are both connected with the upper end of the tower, the other end of the first sling is connected with the left end of the steel beam, and the other end of the second sling