Double Beam Overhead Crane safety operation procedures

Double Beam Overhead Crane safety operation procedures

1. The brake, hook, wire rope and safety device are checked according to the requirements of the spot inspection card. Abnormal phenomena are found and should be ruled out.

2. When the power circuit breaker is locked or has a sign, the original concerned person should be removed and the main power supply can be closed.

3. When the weight is lifted for the first time (or when the load reaches the maximum weight), the weight should be put down after 0.5 meters away from the ground, and the performance of the brake should be checked. After the reliability is confirmed, the normal operation will be carried out again.

4. In operation, operators should call the bell for the following operations according to the regulations.

5. In the operation of the operation command signal should be according to the unified regulations.

6. When work suddenly loses power, should put all the controller handles at "zero", should check whether the Double Beam Overhead Crane operation is normal before back to work.

7. In normal operation, no parking brake is prohibited; When changing the direction of movement of the trolley, the handle must be placed in the "zero" position, so that the mechanism can completely stop running and then reverse drive.

8. The Double Beam Overhead Crane with two hooks, when the main and secondary hooks change with the height of the two hook, the main and auxiliary hooks must be operated separately, so as not to avoid the collision of the two hooks.

9. It is not allowed to use the limit position limiter to stop, and it is forbidden to adjust the brake of hoisting mechanism under the condition of load.

10. If abnormal, stop immediately, check the cause and remove it in time.