The truck-mounted crane truck mainly consists of two parts, the chassis and the top, and the top and the sub-carriage and the crane. The operator hoists the goods he wants to transport into the cargo compartment through the crane. The crane is also an important part of the entire vehicle. The crane crane truck is divided into two types: straight arm and crank arm. What should be paid attention to during crane operation?
1. When there is a person standing on a lift cargo or the cargo is not fixed firmly, do not operate the crane immediately. This is prone to accidents. The above is clearly stated in the crane operation manual.
2. Before the truck crane truck is operated, it is necessary to check whether the operation devices are normal, whether the wire ropes meet the safety requirements, and whether the brakes, hydraulic devices and safety devices are complete and there are no faults. During the operation of the truck lifting truck, no loose parts are allowed.
3. The boom elevation angle must not be less than 30°, and cranes should avoid lifting booms under load conditions. It is strictly forbidden to change the joystick before the jib can reach a stable position. Please follow the operating instructions step by step.
4. The darkness of the work place is dark and the situation around the site cannot be seen at all. In this case, it is best not to perform any operation. The light is dark and it is impossible to see the operation light and the object being lifted.
5. When the truck is lifted by the truck, it is forbidden to stand under the hook and boom. This also means that there will be reminders on each crane. It is best not to chat with other people during the operation to avoid outsiders touching the operating lever.
6. The driver and the lifter must closely cooperate and obey the signal command of the commander. Before the operation, the horn must be honking. If it is found that the command is unclear or wrong, the driver has the right to refuse execution. At work, the driver must immediately stop the emergency stop signal sent by any person and continue to work until the insecurity is eliminated.
7. The lifting crane of the lorry is strictly prohibited from overloading the hoisting cargo. After overloading, the crane can be easily bent. The steel rope can be easily broken, which not only damages the interests but also causes unnecessary injuries. If two cranes are used to lift a heavy object at the same time, there must be special personnel to conduct the command. The speed of the two vehicles must be kept equal, and the weight of the object must not exceed 75% of the total lifting capacity of the two vehicles. When lashing the sling Pay attention to the distribution of load, and the load shared by each vehicle must not exceed 80% of the maximum allowable weight.
Editor's Note: With the truck crane truck as a special special vehicle operating tool, each operator must strictly operate in accordance with the requirements to ensure safety. It is forbidden to use overloaded equipment. It is forbidden to rotate the heavy load at high speed to avoid overturning.
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