Long-distance wet-type guniting machine for underground coal mine

The utility model belongs to the technical field of guniting machines, and particularly relates to an underground long-distance wet-type guniting machine for a coal mine. In order to solve the problems that an underground traditional pulp shooting machine is short in pulp shooting distance and low in construction efficiency, the underground traditional pulp shooting machine comprises a pulp shooting machine body, an air inlet and a pulp shooting pipe are arranged on the pulp shooting machine body, the underground traditional pulp shooting machine is characterized in that a tee joint is connected to the air inlet, and a booster is arranged at the tail end of the pulp shooting pipe; the booster comprises a spray pipe parallel to the spraying direction and connected with the guniting pipe anda branch pipe obliquely arranged on the spray pipe, and the branch pipe is communicated with the air compressor through a third air pipe; and the tee joint is communicated with an air compressor through a first air pipe and