Concrete mixing device for building engineering construction

The utility model discloses a concrete mixing device for building engineering construction, which is characterized in that the top of a base is fixedly connected with a mixing drum, the left side of the top of the mixing drum is fixedly connected with a feeding pipe, the right side of the feeding pipe is movably connected with a mixing assembly, the bottom of the mixing assembly is movably connected with a discharging pipe, and the front of the discharging pipe is movably connected with a discharging valve; the bottom of the discharging pipe is movably connected with a conveying assembly. The concrete stirring device for building engineering construction is provided with the stirring assembly, a first rotating motor drives a second gear to rotate through a low gear, at the moment, a stirring roller on the outer surface of the bottom of a first rotating shaft can stir concrete stored in a stirring barrel, and concrete condensation is prevented; and a second gear drives a connecting shaft and a scraping plate t