Plastic steel sheet pile permeation interception structure

The utility model belongs to the technical field of plastic steel sheet piles, and particularly relates to a plastic steel sheet pile permeation interception structure which comprises a plate body, a rectangular plate is fixedly connected to one side of the plate body, a second rectangular plate is fixedly connected to the other side of the plate body, and sliding grooves are formed in one side of the rectangular plate and one side of the second rectangular plate. Clamping grooves are formed in the other two sides of the plate body correspondingly, sliding blocks are slidably connected to the interiors of the sliding grooves correspondingly, and threaded rods are fixedly connected to one sides of the sliding blocks correspondingly; one end of the threaded rod is movably connected with a threaded pipe, one side of the rectangular plate is movably connected with a fixing rod, the threaded rod extends in the threaded pipe to push the plate bodies installed in the direction to move, the connecting stability betwe