Novel shear wall square tube steel back ridge formwork reinforcing system

The utility model relates to the technical field of steel back ridge module reinforcement, in particular to a novel shear wall square tube steel back ridge template reinforcement system. In order to solve the problems of poor stress uniformity, low fastening performance, low aesthetic feeling of wall body pouring distortion, low installation efficiency and the like between back ridge templates, the following technical scheme is provided: the back ridge template comprises a square tube back ridge, a straight-through connecting piece is arranged on the square tube back ridge, a broken corner connecting piece is also arranged on the square tube back ridge, and the straight-through connecting piece is connected with the broken corner connecting piece. A fastening rod is arranged between the two sets of square tube back ridges in a penetrating mode, a fastening mechanism is installed on the fastening rod, the fastening mechanism comprises an installation block, and one side of the installation block is connected w