Air bag type soil gas monitoring well structure and use method thereof

The invention relates to an air bag type soil gas monitoring well structure and a using method thereof, and belongs to the technical field of soil gas monitoring. The air bag type soil gas monitoring well structure comprises an air guide pipe and a soil gas probe, the end of the air guide pipe is communicated with the soil gas probe, an air inlet pipe is placed in a monitoring well, the length direction of the air inlet pipe is arranged in the depth direction of the monitoring well, and the air inlet pipe is communicated with the air bags; the number of the air bags is multiple, the adjacent air bags are distributed at intervals in the length direction of the air inlet pipe, the soil gas probes are located between the adjacent air bags, and the air guide pipe penetrates through all the air bags above the soil gas probes; the multiple air guide pipes and the multiple soil gas probes are arranged in a matched mode, the adjacent soil gas probes are located at different depths. According to the invention, traditi