Intelligent grouting equipment for silty-fine sand stratum

The intelligent grouting equipment comprises a slurry preparation barrel, the top of the slurry preparation barrel is connected with a water supply pipe and a sulfuric acid supply pipe, the water supply pipe and the sulfuric acid supply pipe are provided with electromagnetic flow control valves, the top of the slurry preparation barrel is further provided with a weightlessness scale, and the bottom of the slurry preparation barrel is provided with a grouting pump; the liquid inlet end of the grouting pump is connected with the bottom of the slurry preparation barrel, the liquid outlet end of the grouting pump is connected with the grouting head through the grouting pipe, the grouting head is used for grouting into the small guide pipe, stirring blades are rotationally installed in the slurry preparation barrel, and the stirring blades are in driving connection with a driving motor fixedly installed at the top of the slurry preparation barrel. A sulfuric acid concentration sensor and a baume degree sensor are