The crane user unit shall regularly check and maintain the crane tools in use, and develop a regular inspection management system, including daily inspection, weekly inspection, monthly inspection and annual inspection. The dynamic monitoring of the crane shall be carried out. Any abnormal situation shall be found at any time and handled in a timely manner, so as to ensure the safe operation of the crane. Huai'an Crane Leasing Company Today I will give you a detailed analysis of the problems that customers usually encounter with crane maintenance:
(1) Daily inspection
The driver is responsible for the routine maintenance items, mainly including cleaning, lubrication of transmission parts, adjustment and fastening. Test the sensitivity and reliability of the safety device through operation, and monitor whether there is abnormal sound during operation.
(2) Weekly inspection
It is jointly carried out by the maintenance worker and the driver. In addition to the daily inspection items, the main content is the appearance inspection, the inspection of the safety status of the use of hooks, retrieval devices, wire ropes, etc., the sensitivity and reliability of brakes, clutches, and emergency alarm devices, and the observation of the transmission components for abnormal sound and overheating through operation.
(3) Monthly inspection
The equipment safety management department shall organize the inspection and carry out it jointly with the relevant personnel of the user department. In addition to the weekly inspection, it mainly carries out the status inspection on the power system, lifting mechanism, slewing mechanism, operating mechanism and hydraulic system of the crane, replace the worn, deformed, cracked and corroded parts, and check the feed device, controller, overload protection Whether the safety protection device is reliable. Check the fault signs caused by leakage, pressure, temperature, vibration, noise and other reasons of the crane through test operation. Through observation, subjectively inspect the structure, support and transmission parts of the crane, understand the technical status of the crane, and check and determine the fault source of the abnormal phenomenon.
(4) Annual inspection
The leader of the unit shall organize the equipment safety management department to take the lead and jointly carry out with the relevant departments. In addition to the monthly inspection items, it mainly carries out technical parameter inspection and reliability test on the crane, wear of moving parts of the crane and various working mechanisms, weld joints of metal structures, test flaw detection, and test of safety devices and components, Evaluate the operating technical conditions of lifting equipment. Arrange overhaul, modification and update plan.
