With respect to the conventional wheel, the crawler robot to climb due to the traveling wheels tube mounted on the support point of the robot and the pipe wall, resulting in easy slip condition according to a vertical load when traveling.
Compared with the traditional wheel-type, track-type climbing tube robot, because the travel wheel is installed on the support point of the robot and the pipe wall, resulting in the weight-bearing vertical travel is easy to shine.
Compared with the traditional wheel type and crawler type pipe climbing robot, because the traveling wheel is installed on the support point between the robot and the pipe wall, it is easy to slide when the load travels vertically.<br>