Hot mixing device for asphalt mixture

The utility model relates to an asphalt mixture hot mixing device, and relates to the technical field of asphalt mixing processing, the asphalt mixture hot mixing device comprises a rack, a stirring barrel, a hot mixing assembly for performing hot mixing on an asphalt mixture, and a treatment mechanism for treating gas discharged from the stirring barrel, the treatment mechanism comprises: a communicating pipe communicated with the interior of the stirring barrel; the spraying box communicates with the interior of one end, away from the stirring barrel, of the communicating pipe; the exhaust pipe is used for exhausting the treated gas; the circulating spraying assembly is used for performing circulating spraying on the gas in the spraying box; and the gas supply assembly supplies gas into the stirring barrel and exhausts the gas generated in the stirring barrel through the communicating pipe. According to the device, gas is introduced into the stirring barrel through the gas supply assembly, fine flue gas par