Self-adaptive pressurizing device of long auger drilling pile machine

The utility model provides a long auger drilling pile machine self-adaptive pressurizing device which comprises a portal frame, a pressurizing block is movably installed in the portal frame, notch grooves are formed in the left end and the right end of the pressurizing block, and a plurality of threaded rods are rotationally connected to the left side and the right side of the top end in the portal frame at equal intervals. The outer end of the threaded rod is in threaded connection with a nut seat, the nut seat is located in the notch groove, a groove is formed in the middle of the inner end of the nut seat, an insertion block is movably installed in the groove, a magnetic block is fixed to the outer end of the insertion block, an electromagnet is fixedly connected to the outer wall of the interior of the groove, and the electromagnet and the magnetic block are arranged in a mutually repelling mode; according to the design, by means of the inserting blocks and the inserting grooves, the corresponding nut sea