Wolwa 4 ton selfmade-GNQY-Z4 crane

Commonly known as the Crane is a Crane, Crane (Crane) is a kind of hoisting machinery, is a kind of circulation, intermittent movement of the machine. A work cycle including: fetch up the items from the fetch, lowered level and then move to the designated place, then reverse movement, to return the fetch device in situ, for the next cycle.

1, Do not hang overload or uncertain weight;

2, Do not hang when the command signal is not clear;

3, Do not hang when bundling, hang not firm or imbalance;

4, Do not hang when someone is suspended or objects floating;

5, Do not hang when structures or components have an impact on security work;

6, Do not hang when there is buried objects with uncertain pulling force;

7, Do not hang when the working place is dark, sites, suspended objects and command signal could not be seen clearly;

8, Do not hang when there is no pad between suspended object edges and binding wire;

9, Do not hang when slanting tilt;

10, Do not hang when the safety device is not complete, and unreliable, etc.

11. Do not work when there is high tension line.

12. Do not work when It's cloudy and windy.