First of all, let's talk about down-the-hole drilling 1. The down-the-hole drilling machine uses a motor as the rotary power through a high-performance reducer; ...
The use of pneumatic water well drilling rigs in rocks and complex formations has the following advantages: ...
As the Spring Festival is approaching, all employees of Hengwang Group and its subsidiaries would like to wish the people of the whole country a New Year! The development and achievements of Hengwang Group are inseparable from the hard work ...
Construction technology and operation rules of rotary drilling rig The main process steps of the rotary drilling rig construction process are as follows: 1. Casing buried. Casing burial is the beginning of rotary drilling rig construction. ...
When the water well drilling rig is in construction, it needs to be drilled continuously, and the non-stop operation requires a stable production platform, so as to ensure the stable production of the water well drilling rig. The selection o ...
What are the methods of piling? 1. Hammering The impact energy of the pile hammer is used to overcome the resistance of the foundation soil to the pile, and the pile is driven to a predetermined depth, which is suitable for soft plastic or ...
1. Protect the Jane with water The water on the outer wall of the protective tube will seriously cause the foundation to sink, the inclination and displacement of the protective tube, resulting in the deflection of the pile hole, and even t ...
Rig installation and preparation 1. Prepare a rock drilling cavern. The specifications of the cavern can be determined according to the drilling method. Generally, the height of the cavern is 2.6-2.8 meters when drilling a horizontal hole, ...
The corrugated guardrail pile driver belongs to large-scale construction machinery. Under the complex environment and weather of the construction project, the battery maintenance of the corrugated guardrail pile driver needs special attenti ...
How to reduce the failure rate of drilling rig equipment? Various failures will inevitably occur in the use of auger rigs. If the causes of various failures can be correctly analyzed, effective and highly targeted preventive measures can be ...
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