Storage tank device for modified asphalt

The utility model provides a storage tank device for modified asphalt, which relates to the technical field of asphalt production and comprises a storage tank body, a first arc-shaped plate and a second arc-shaped plate are arranged outside the storage tank body, mounting grooves are formed in the inner sides of the first arc-shaped plate and the second arc-shaped plate, and heat conduction pipelines are mounted in the mounting grooves. The multiple heat conduction pipelines are arranged circumferentially, and the side faces of the multiple heat conduction pipelines are attached to the outer side of the storage tank body. The first heating base and the second heating base heat the heat conduction pipelines in the first arc-shaped plate and the second arc-shaped plate step by step, the driving motor drives the rotating shaft and the stirring blades to rotate, modified asphalt is stirred, heat is transmitted through the external heat conduction pipelines at the moment, the asphalt can be heated, and the stirrin