Stirring grouting device for microorganism solidified soft soil

The stirring and grouting device comprises a solidified soft soil stirring and grouting device body, a bearing frame is arranged at the bottom end of a rotating bearing in the center of the lower portion of a bearing plate of the solidified soft soil stirring and grouting device body, a stirring frame is arranged on a moving shaft in the bearing frame, and liquid injection openings are symmetrically formed in the stirring frame. The solidified soft soil stirring and grouting device comprises a stirring frame, stirring rods are arranged on the lower portion in the stirring frame at equal intervals, grouting pipelines are arranged in the stirring rods, stirring blades and grouting plugs are symmetrically arranged on the outer wall of the stirring frame, the grouting plugs communicate with the grouting pipelines, and drill bits are arranged at the bottom ends of the stirring rods. The time difference between grouting and stirring is shortened, the influence of pore throat blockage among soil particles caused by