The principle of using the tower crane machine

Towercrane is a relatively common construction lifting equipment . When using the construction of the lift were transporting goods , we should follow the following principles :

1.              Before the need for one person operation command , the operator heard the command to start the tower.

2.           After construction elevator wire rope hung , should stay away from lifting heavy objects is to prevent unnecessary damage caused by accidental drops weight . Note that the loaded cargo can not exceed the specified load .

3.           The first time you were lifting weights , you need to take a test hanging , which is to slowly lift the weights , determined to rise to a certain height is no problem in the future , continue to ascend to the desired height in .

4.           Non oblique lifting weights , because it is likely to cause instability tower , causing accidents.