Foaming device suitable for warm mix asphalt foaming equipment

The utility model discloses a foaming device suitable for warm mix asphalt foaming equipment. The device comprises an asphalt pipeline which is vertically arranged, a mounting and dismounting pipe isarranged on the side wall of the asphalt pipeline; a water supply pipe is arranged in the mounting and dismounting pipe, one end of the water supply pipe extends to the inner side of the asphalt pipeline, a nozzle is arranged at the end extending to the inner side, a protective cover is arranged above the nozzle, the other end of the water supply pipe extends to the outer side of the asphalt pipeline, a mounting plate is movably arranged on the right side of the mounting and dismounting pipe, and mounting holes matched with the water supply pipe are formed in the mounting plate. According to the utility model, the water supply pipe is fixed through the movably arranged mounting plate; the mounting plate is fixed through the elastic element; the water supply pipe has a certain activity amount and a certain bufferin