Daily Maintenance Of Drilling Rigs

1. Items for regular inspection of drilling rigs
1. Check the main structural condition of the drilling rig, the bolts of the structural connectors, the connecting pins of the structural parts, the welds of the structural parts, the structure of the hanging basket and the safety protection status, especially before entering the site, the qualified units should be asked to test their safety performance, and they can be used only after they are qualified;
2. Regularly inspect the condition of various power heads, working cylinders, drill bits and drill pipes;
3. Regularly check the drum anti-wire rope falling off device of the winch and the height of the edge on both sides, the condition of the drum wall, and the number of weeks of the tail of the wire rope on the drum, especially the condition of the brake port should be checked at any time as a key item;
4. The inspection of the electrical system, the main inspection items are: special electrical box setting and short-circuit protection and leakage protection device, emergency power-off switch, electric box shock absorption device, fixed cable on the working device, lighting line, grounding wire is strictly forbidden as current-carrying zero line, etc.;
2. Items that should be inspected by the drilling rig at any time
1. Check the consolidation of the wire rope end;
The contents of the wire rope inspection are: the number of wire rope safety circles, the selection, installation and lubrication of the wire rope, and the defect inspection of the wire rope, such as the diameter and wear of the wire rope, the number of broken wire ropes, etc.;
2. Check the pulley system of the drilling rig at any time, and the main inspection items are: the condition of the pulley body, the transition pulley anti-skipping rope device;
3. Check the walking system of the drilling rig at any time, and the main inspection items are: pile driver pipe, clamp plate and hook pipe system status, sleeper laying, etc.;
3. Do a good job of drilling rig maintenance records, and have detailed records of the replaced spare parts to ensure that the spare parts are used within the validity period, or to grasp the time of the next replacement at any time;
Fourth, if the drilling rig is faulty, the operation should be stopped immediately, and it should not be used before the fault is eliminated.