Tunnel grouting equipment and technology

The invention discloses a tunnel grouting equipment and technology. The tunnel grouting equipment comprises a blowing pipe, wherein one end of the blowing pipe communicates with a gas compressor; theblowing pipe is provided with a dust falling mechanism, wherein the dust falling mechanism comprises a buckle cover fixedly arranged on the blowing pipe, and the opening of the buckle cover faces theair outlet direction of the blowing pipe; a spraying mechanism is arranged on the buckle cover, wherein the spraying mechanism sprays water mist towards an inner cavity of the buckle cover; a fixing filter screen is fixedly arranged on the buckle cover, wherein the fixing filter screen is obliquely arranged; and a receding hole is formed in the buckle cover, a baffle covering the receding hole ishinged to the buckle cover, a pressing mechanism is arranged on the baffle, and an overflow hole is formed in the buckle cover. According to the tunnel grouting equipment and technology, effects of reducing flying dust when a g