Warm mixing type hot in-place recycling asphalt mixture modifier production device

The utility model discloses a warm mixing type in-place hot recycling asphalt mixture modifier production device. The warm mixing type in-place hot recycling asphalt mixture modifier production device comprises a nitrogen tank, a development tank, a reaction tank, a double-screw extruder, a belt conveyor, a modifier finished product tank, a NaOH spray tower, a H2SO4 spray tower, a dryer, an incinerator, a nitrogen pipeline and a production pipeline. The nitrogen tank is sequentially connected in series with the development tank, the reaction tank, the NaOH spray tower, the H2SO4 spray tower, the dryer and the incinerator through a nitrogen pipeline; the development tank is sequentially connected in series with the reaction tank, the double-screw extruder, the belt conveyor and the modifier finished product tank through a production pipeline. The production device disclosed by the utility model can be used for producing and processing different types of mixture modifiers, and has the advantages of flexible pro