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 Customized derrick

Customized derrick

Product introduction: Customized derrick

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Introduction to customized derrick

Customized derrick
derrick Use requirements
 
Derrick is one of the main equipment for shaft sinking. It should be inspected regularly so as to find problems in time and deal with them. The following points should be paid attention to during inspection:
 
1. It is not necessary to measure the deformation of main girder and crown block truss.
 
2. Fastening condition of each connection part of derrick.
 
3. The verticality of the derrick line, the horizontal state of the crown block platform and the correctness of the crown wheel position shall be checked with instruments every half a year. All errors shall not be greater than the allowable errors during installation.
 
4. If the lightning protection and grounding device of derrick is in good condition, preventive test shall be conducted once a year according to the regulations.
 
5. Check the corrosion of derrick and repaint it once in time.
 
6. In order to prevent the derrick from sinking unevenly, the wellhead waterproof and drainage should be strengthened, and the inspection should be carried out before the rainy season every year.
 
7. Attention should also be paid to the reasonable selection according to different well types and loads. The derrick suspension load should be symmetrically arranged as far as possible. If it is overloaded, it should be calculated.

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