Telescopic braid with elastic function

The utility model discloses a telescopic braid with an elastic function, which structurally comprises a braid buckling part, a braid body and a protective piece, the braid buckling part is arranged at the end of the braid body, the surface of the braid body is tightly attached to the surface of the bottom of the protective piece, the braid buckling part comprises a buckling ring, a movable rod and a joint end, and the joint end is connected with the movable rod. The retaining ring is movably connected with the joint end through a movable rod in the middle, and a hole formed by the retaining ring and the movable rod is in clearance fit with the braid body; the braid has the advantages that the elastic layer pulls the braid body and the braid fixing layer, the braid body can extend when penetrating through the retaining ring to be pulled, the extending end of the braid fixing layer is of a nylon braid structure, and the braid can still be resistant to abrasion and tensile while extending; the silica gel coating