Soil purification device for environmental protection engineering

The utility model discloses a soil purification device for environmental protection engineering. The soil purification device comprises a vehicle body, a purifying device is arranged at the front endof the vehicle body and comprises inserting and injecting assemblies arranged on the two sides of the vehicle body, each inserting and injecting assembly comprises inserting pipes arranged at equal intervals, and overflow holes which are vertically distributed at equal intervals are formed in the lower portions of the inserting pipes. The upper end of the insertion pipe is fixedly connected with alifting pipe, and the upper end of the lifting pipe is fixedly connected with a lifting mechanism; and the lifting pipe is communicated with a liquid injection mechanism. According to the deep soil remediation device, the inserting pipe and the lifting pipe which are connected with the lifting mechanism are arranged, so that the inserting pipe automatically finishes inserting and pulling-out actions, deep soil remediation