| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a drain pipe repairing device capable of accelerating the work, reducing the cost, allowing a high-reliability repair, and arranging a cable concurrently with the repair. SOLUTION: A plurality of pipe bodies 1 are buried in the ground along an arrangement path, and a junction 2 for connecting the pipe bodies 1 together is provided in the middle of the arrangement path. This drain pipe structure is provided with the cable 16 on a drainage guide flexible auxiliary pipe 6, a rotor 7 capable of winding and storing the auxiliary pipe 6 and delivering it by rotation, and a fixing means fixing the auxiliary pipe 6 delivered from the rotor 7 and located in the pipe body 1 to the pipe body 1.</p> |
