Corrugated pipe tension testing device

The utility model discloses a corrugated pipe tension testing device which comprises a corrugated pipe body, positioning pins, connecting pieces, locking holes and hexagon bolts, the positioning pins are arranged on the inner side of the edge end of the corrugated pipe body, and the positioning pins are symmetrically distributed relative to the central point of the corrugated pipe body; the outer end of the corrugated pipe body is in butt joint with a pull head assembly, the side view of the side end of the pull head assembly is of an L-shaped structure, the inner side of the side end of the pull head assembly is attached to the outer end of the corrugated pipe body, and the lower end of the pull head assembly is in butt joint with a connecting piece in an embedded mode. The tension testing device for the corrugated pipe is provided with the pull head assembly and the butt joint part which are symmetrically and quickly butted, the pull head assembly and the butt joint part can be quickly connected only throug