Double-layer corrugated pipe for automobile wire harness protection

The utility model discloses a double-layer corrugated pipe for automobile wire harness protection, which comprises an outer corrugated pipe and an inner corrugated pipe, and the inner corrugated pipeis arranged on the inner side of the outer corrugated pipe; the outer corrugated pipe is made of a PPV0 material, and the hardness of the outer corrugated pipe is 70D80D; the inner corrugated pipe ismade of a TPVV0 elastomer material, and the hardness of the inner corrugated pipe is 60A70A. The device is reasonable in structural design and convenient to use; the hardness of the outer corrugated pipe is high, so that the corrugated pipe can be prevented from being abraded and extruded by external factors; the inner corrugated pipe is low in hardness and soft, so that the inner wall of the corrugated pipe can be prevented from abrading wire harness and wire skin; the outer corrugated pipe is made of a PPV0 material conforming to the UL94 V0 flame-retardant standard, the inner corrugated pipe is made of a TPVV0 elast