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Jul 262022What is a down-the-hole drilling rig?
Down-the-hole drilling rigs can drill holes in medium-hard or above (f≥8) rock. Like the rock drill, it has the rock drilling process of impact, rotation, ballast removal and propulsion, and it belongs to the impact-rotation drilling. Lik ...Jul 26, 2022 -
Jul 252022What points should be paid attention to in the construction of water well drilling rig?
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 ...Jul 25, 2022 -
Jul 252022What should I do when a small rotary drilling rig encounters a cobblestone layer?
In the construction of medium-thick pebble strata, fishing sand drills and rock drills (roller drills, barrel drills) are mostly used. The characteristics of the sand fishing bit: First, there is a baffle plate at the bottom of the bit to p ...Jul 25, 2022 -
Jul 232022How to Improve the Work Efficiency of Bolting Rig during Construction
The anchoring rig is mainly used for the sliding wave treatment engineering of railways, highways, water conservancy and hydropower facilities and the anchoring engineering of dangerous rock masses, the anchoring engineering of high slope r ...Jul 23, 2022 -
Jul 232022Water well drilling rig breakdown and maintenance
Water well drilling rig is a drilling equipment widely used in water conservancy construction, farmland engineering geothermal drilling, etc. No matter what equipment it is, it needs maintenance and maintenance to better improve work effici ...Jul 23, 2022 -
Jul 222022What geological conditions are rotary drilling rigs suitable for?
Since the current types of rotary drilling rigs and drill bits are different, and the geology that can be drilled is also different, what kind of geology is rotary drilling suitable for? What geology is the rotary drill suitable for? 1. Sof ...Jul 22, 2022 -
Jun 092022Engineering knowledge: two technical methods to improve the bearing capacity of rotary excavation pil
At present, the commonly used technical methods to improve the vertical bearing capacity of cast-in-place piles include bottom expansion method and post-grouting method of bored cast-in-place piles. 1.Bottom drilling method In the same form ...Jun 09, 2022 -
Jun 052022How to avoid the derailment of the crawler chain of the rotary drilling rig?
For rig operators, track de-chaining is a frequent problem. For drilling rigs, occasional disconnection is unavoidable, because the working environment is relatively harsh, and the crawler tracks enter soil or stones will lead to disconnect ...Jun 05, 2022 -
May 312022Two technical methods for improving bearing capacity of rotary excavated piles
At present, the commonly used technical methods to improve the vertical bearing capacity of cast-in-place piles include bottom expansion method and post-grouting method of bored cast-in-place piles. Bottom drilling method In the same formati ...May 31, 2022 -
May 302022Why are pneumatic drilling rigs the most efficient?
The biggest difference between pneumatic drilling rigs and ordinary drilling rigs is the drilling method. Ordinary drilling rigs usually use rotary drilling, that is, relying on the rotation of the power head to drive the drill pipe and dril ...May 30, 2022 -
May 282022How to use the new water well drilling rig?
The newly purchased water well drilling rig generally needs to go through a running-in period of 60 hours. A water well drilling rig in the break-in period has the following characteristics: 1. Fast wear and tear 2. Poor lubrication 3. Easy ...May 28, 2022 -
Jan 202022Causes and treatment methods of pile body fracture during the piling working
When the pile driver suddenly tilted and misplaced during the construction of the pile driver, and at the same time the pile hammer jumped up and the pile body rebounded, the construction had to be stopped. There are several reasons for the ...Jan 20, 2022
