With the pollution of the atmospheric environment and the use of mechanical equipment in the open air, corrosion has always been a serious problem, which should be considered by everyone. Xinyu large pieces as Huai'an Crane Leasing Company , dedicated to providing customers inside and outside the province with high-quality Crane rental Services. Crawler cranes are generally used in the open air, so it is very important to carry out corrosion maintenance during use. How to prevent surface corrosion of crawler crane? Huai'an equipment displacement The manufacturer told us several precautions:
First, if the paint film on the metal structure is damaged during use, it should be cleaned up first and coated with antirust paint and decorative paint film to ensure that it will not rust in rainy and snowy days.
Second, the moving parts and connecting parts should also be well protected against corrosion. Oil film can be formed on the surface of metal, which can resist temperature change and damage. The crawler crane rental enterprise told everyone that after cleaning and lubricating with diesel, a layer of grease should be applied. Calcium based or lithium based grease is a good choice, with strong mechanical stability and water resistance. When you apply grease, you should pay attention not to apply too thick on the surface of the crawler crane. Henan crawler crane rental.
Precautions for Crawler Crane Lifting
1. No lifting is allowed if someone stays or walks under the boom and lifted load.
2. The hoisting command shall be held by a full-time person who is qualified in technical training. No hoisting is allowed without command or unclear signal. Henan crawler crane rental.
3. Long and thin objects such as rebar, profile steel, pipe, etc. must be securely tied and lifted at multiple points. No hoisting is allowed if the single head "jack" or the binding is not secure.
4. Four point lifting is not required for perforated plate, ash hopper and hand overturned bucket, or lifting is not allowed for large abrasive plate hanging plate without armour removal. The precast reinforced concrete floor slab shall not be hoisted together.
5. Safe and reliable block clamps must be used for lifting blocks, and brick cages must be used for lifting blocks and stacked neatly. Sporadic objects such as wooden bricks and prefabricated embedded parts shall be stacked securely in containers, and lifting is not allowed if they are not stacked neatly.
6. People standing on the floor slab, girder and other lifting objects are not allowed to lift.
7. Sheet piles, well point pipes, etc. buried in the ground, and adhesive and attached objects shall not be lifted.
8. For multi machine operation, ensure that the distance of the lifted load is not less than 3 meters. If multiple machines operate on the same track, lifting is not allowed without safety measures.
9. Hoisting is not allowed in areas with strong wind above level 6.
10. It is not allowed to lift the inclined load or the load exceeding the allowable mechanical load.