Safe anti -falling device

The utility model discloses a safe anti -falling device who rolls off the production line in the high tension transmission line inspection robot automation, the device to limit speed and the arresting gear that set gradually including upper and lower direction, device to limit speed includes leading wheel, centrifugal clutch, connecting rod and slowdown module, the leading wheel is placed in high -tension transmission pole tower side's I -bar guide rail's recess, the axle of leading wheel links to each other with centrifugal clutch's input is fixed, the slowdown module passes through articulated linking to each other of the eccentric department of connecting rod and centrifugal clutch output, and the slowdown module links to each other with the hanging flower basket of patrolling and examining the robot is fixed, be equipped with on the hanging flower basket can with the biography power board of arresting gear contact, guarantee through the slowdown module that the hanging flower basket is with certain veloci