Rotatory snap connections component of prestressing force movable guardrail

The utility model discloses a rotatory snap connections component of prestressing force movable guardrail. It is including connecting endotheca no. 1, connect endotheca no. 2 and connecting the overcoat, connecting endotheca no. 1 and for circle tubular member, going up the symmetry its one end excircle week and be equipped with two fan -shaped buckles, side no. 1 is served and respectively is equipped with an arch in the middle of each fan -shaped buckle, connect endotheca policy of "literature and art should serve both people and socialism" axle form member, the pylon buckle is established to its one end, is equipped with the hole in it, and the one end hole is big round hole, and the one end hole is little round hole, connect the overcoat for cover tubular member, be the aperture for macropore both ends in the middle of the cover pipe orifice, in its one end aperture on the circumference symmetry open and have two fan -shaped grooves, connect endotheca no. 1 have fan -shaped buckleone end can through this