| 摘要 |
A device for cleaning conduits contains a housing with bypass nozzles, and spring-loaded supporting rollers and sealing collars installed on the external surface of housing on levers. On the housing pneumatic actuators are installed, for example pressure bags, which stocks contact with the levers of supporting rollers, and the pneumatic actuators connected with lower carrying and horizontal centering rollers, connected with a distributing valve by channels for supplying the compressed gas. The upper unloaded roller supports are connected with the pneumatic actuators, which through the channels of distributing valve are connected with a drain pipe, which outlet is located in the front section of the housing of device. |
