Soft soil burying device and method for geomembrane

The invention discloses a soft soil burying device and method for a geomembrane, and belongs to the technical field of permeation prevention. The device comprises a spiral anchor pile, a bearing sleeve, a traction tightener and a traction rope. The spiral anchor pile comprises a pile body and a spiral piece fixedly installed at the end of the pile body. The pile body is sleeved with the bearing sleeve, and a steering ring and a hanging ring are fixedly installed at the lower end and the upper end of the bearing sleeve correspondingly. The traction tightener is detachably connected to the hanging ring; one end of the traction rope is connected with the traction tightener, the other end of the traction rope is connected with the geomembrane after being steered by the steering ring, the buried side edge of the geomembrane is fixedly connected with a reinforcing rope, and the other end of the traction rope is fixedly connected with the reinforcing rope. The geomembrane can be directly buried into the deep layer o