290HC Mast SectionNovice easy to encounter the problem, how to do a good job of the Tower Crane Stability Hook Action?
how to do a good tower crane stable Hook Action? It is a problem that the operators of the new tower crane often encounter. Based on the experience of the production and test of the tower crane, our factory has made a simple summary of this problem, for the reference of the friends of the tower crane， learn to follow the trolley, just as we did with the string pendant, using inertia, you get the idea. When the hook is thrown forward, it is forward with, but with the length of the distance to master, depreciation needs to open tower crane friends to understand the speed of the car, of course, a long time, practice makes perfect. If the crane swings back and forth in the air, you can try to push the handle of the trolley to the back, then immediately empty out, then push a front, then empty out, so the cycle, also very effective. 4, if the tower crane, the rotation of the arm suddenly stopped when it will feel the arm is still swinging in that direction? In this case, you can block out the space, and then the arm in the opposite direction back a block, and then out, the technique to be fast, practice makes perfect.
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