| 摘要 |
PROBLEM TO BE SOLVED: To provide a sewer adhered eliminating device capable of eliminating even mortar accumulated and solidified in a sewer with a relatively large caliber without damaging a pipe wall. SOLUTION: A sewer adhered eliminating device 3 is equipped with an outside shell 7 provided with a wheel 8, a rotary bearing body 11 mounted to the inside of the outside shell 7 in a rotatable manner, driving devices 26 and 27 for rotting the rotary bearing body 11 and a pulling device for pulling the outside shell 7. It is constituted of a nozzle 12 for jetting a water jet 15 at an acute angle against the wall surface of the sewer, a monitor camera 14, a camera washing nozzle 13, water supply devices 9A and 9B to the nozzles 12 and 13, a cable device 9c and a controlling device for controlling the movement on the rotation of the outside shell 7 an rotary bearing body 11 by monitoring pictures from the monitor camera 14 with a display. |
