How to open the stable hook of tower crane?

In the operation of tower crane, it is mainly to accelerate and decelerate step by step, and it is not allowed to run beyond the level; Every gear interval is 2 to 3 seconds; Secondly, we should learn to follow the car and use inertia like a pendant.

When the hook is thrown forward, it follows forward, but it is necessary to master the length and distance of following. Depreciation requires friends who drive tower cranes to know the running speed of the car.

If the things hoisted by the tower crane swing back and forth badly in the air, you can try to push the small pull rod back, then empty it immediately, then push the front one, then empty it, and so on, which is also very effective.

Measures to prevent the hook from slipping

First, the driver should be calm after the phenomenon of sliding hook appears at work, and promptly notify the bell man to let the ground personnel go away. Operate in accordance with the operating rules, hook hands, turn arms, move cars, etc. And put the heavy objects in the no-man's land at the scene.

Second, do a good job of safety inspection before, during and after work, and check the eyes, ears and hands.

Three, do not regularly check and tighten all kinds of line connection points.

Four, maintenance personnel should be serious and responsible for the work, in strict accordance with the requirements of safety operation procedures, the replacement parts must be replaced, and do a good job of inspection and debugging after work.