Cast-in-situ forming device for arched framework prefabricated water retaining block

The utility model belongs to the technical field of subgrade auxiliary engineering molds, and particularly relates to a cast-in-place forming device for an arched framework prefabricated water retaining block. According to the technical scheme, the cast-in-place forming device for the arched framework prefabricated water retaining block comprises two main framework molds, the upper end and the lower end between the two main framework molds are connected with arched secondary framework molds, and water retaining block molds are arranged on the outer sides of the two main framework molds and the secondary framework molds at the upper end; the water retaining block mold is connected with the two main framework molds and the secondary framework mold at the upper end through connecting pieces. According to the cast-in-place forming device for the arched framework prefabricated water retaining block, the main framework, the secondary framework and the water retaining block can be formed in a cast-in-place mode at a