For novices, first of all, they should obey the command of the signalman. When the vision is blind, don't take off and land easily without the command of the signalman.
After entering the cab, observe whether there are obstacles within the rotating coverage radius of the tower crane, such as cable protection rope, hook wire rope of other tower cranes, large temporary reinforcement oblique reinforcement rope, etc. Avoid accidents caused by collisions.
The tower crane should rotate within 360 degrees (one cycle) as far as possible. That is, when you start spinning, turn back in the opposite direction. Do not rotate clockwise or counterclockwise in a certain direction, otherwise it will cause the tower crane cable to twist and fall off, and sudden power failure will cause an accident.
Extended data:
1 Before use, check that the metal structural components and appearance are in good condition, the sound of no-load operation is normal, the braking of heavy-load test is reliable, the safety limit and protection devices are complete and in good condition, and the action is sensitive and reliable before operation. ? [3]?
2. When operating each controller, it should be operated step by step, and it is forbidden to operate beyond the block. When changing the running direction, the operating handle should be reset to zero, and the motor should stop running and then run in the opposite direction, so as to be stable. It is forbidden to start and stop suddenly.
3, equipment in operation, such as the discovery of mechanical anomalies, should immediately stop check, wait for troubleshooting rear can run.
4, strictly hold relevant certificates, it is forbidden to work after drinking, it is forbidden to use travel switch instead of parking operation, it is forbidden to work illegally and leave the post or give the machine to others to drive.
5, when loading heavy objects, should leave the ground for a certain distance, check the braking reliable rear can continue.
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