Precautions for the novice to open the rotary drilling rig for the first time

Instructions for crawler rotary drilling rigs, workers should pay attention to the following points during the pile driving process to avoid accidents!

1. The red light should be installed on the top of the column of the crawler rotary drilling rig (hereinafter referred to as rotary drilling rig), which must be lit at night to show the height warning sign and be installed by the user according to actual conditions.

2. The top of the column of the crawler rotary drilling rig should be connected to the lightning rod according to the regulations, and the work should be stopped during the lightning strike.

3. The track should be on the ground when the rotary drilling rig is working.

4. The working wind force is greater than 6 grades, the pile driver should be stopped, the oil cylinder should be used as auxiliary support, and the cable wind rope should be added for fixing if necessary.

5. When crawler piling operation, the drill rod reinforcement cage should be avoided to collide with the column.

6. The drill pipe is drilled into the ground or piled into the ground. It is strictly forbidden to move the pile frame.

7. When the track rotary drilling rig is drilling, the ammeter current must not exceed 100A. When the current exceeds 100A, the lowering of the drill rod should be stopped, but the power head always drills. When the current drops below 100A and stabilizes, the drill rod can continue to be slowly lowered. .

8. When pulling the sinking pile for pressure, the front of the pile frame should not be lifted.

9. Crawler pile frame walking and moving pile position. The pile frame uses crawler walking. The slewing mechanism rotates to accurately align the pile position. When the position of the pile frame cannot meet the pile position requirements, it can walk or rotate back and forth.