Routine maintenance of drilling rig
Release time:
2022-08-15
Items 1. Rig Periodic Inspection
1, the main structure of the drilling rig, structural connector bolts, structural parts connecting pin shaft, the welding seam of each structural part, hanging basket structure and safety protection conditions to check, especially before entering the site, should ask qualified units to test its safety performance, qualified before use;
2. Regularly check the status of various power heads, working cylinders and drill pipes;
3. Regularly check the drum anti-wire rope falling device of the winch and the height of the edges on both sides, the condition of the drum wall and the number of weeks of the wire rope tail on the drum, especially the condition of the brake mouth should be checked at any time for key items;
4. Inspection of electrical system. The main inspection items are: electric box setting, short circuit protection and leakage protection device, emergency power-off switch, electric box damping device, cable fixing on working device, lighting circuit and grounding wire are strictly prohibited as current-carrying zero line, etc;
Items to be checked at any time by the 2. rig
1. Inspect the consolidation of wire rope end;
The contents of wire rope inspection are: wire rope safety circle number, wire rope selection, installation, lubrication, wire rope defect inspection, such as wire rope diameter and wear, wire rope broken number;
2. Check the pulley system of the drilling rig at any time. The main inspection items are: the condition of the pulley body and the anti-skipping rope device of the transition pulley;
3. Check the running system of the drilling rig at any time. The main inspection items are: the running pipe of the pile crane, the condition of the clamping plate and the hook pipe system, the laying of sleepers, etc;
Record the rig repair and maintenance 3., and record the replaced parts in detail, so as to ensure that the parts are used within the validity period, or grasp the time of the next replacement at any time;
4. the drilling rig is found to be faulty, the operation shall be stopped immediately and shall not be used until the fault is eliminated.
Folding
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