Clamping groove type cutting ring soil sampler

The utility model discloses a clamping groove type cutting ring soil sampler which comprises a cutting ring and a supporting seat, a through hole is formed in the supporting seat in a communicating mode, a sliding rod is connected in the through hole in a sliding mode, a driving disc is fixedly connected to the upper end of the sliding rod, an anti-skid mechanism is arranged on the side wall of one end of the sliding rod, a threaded rod penetrates through the through hole in a threaded mode, and the threaded rod abuts against and makes contact with the anti-skid mechanism. Two clamping grooves are formed in the lower end of the supporting seat, fixing mechanisms are arranged on the inner walls of the two clamping grooves, two T-shaped blocks are fixedly connected to the upper end of the cutting ring, the two T-shaped blocks are inserted and connected into the two clamping grooves respectively, the two fixing mechanisms abut against the lower ends of the horizontal parts of the two T-shaped blocks respectively