The screw drill can also be called the earth drill. When we use the earth drill, we want to know what the working principle of the earth drill is? In fact, the principle of the drill is very simple. The small hydraulic auger is a kind of auger blade drilling machine, which is installed on…
Read more
Crawler type hydraulic direct push drilling machine is a kind of soil sampling equipment with high recognition in the market. Although this kind of equipment has high sampling efficiency, its price is also frighteningly high. For some powerful enterprises, it is also a symbol of capacity. After all, a million yuan soil sampling equipment can…
Read more
Spiral number: the different designs of single spiral, double spiral and three spiral are selected to meet the needs of different geological conditions and drilling technology, especially with reference to the needs of slag removal efficiency. Compared with the multi-channel screw, the single screw has the characteristics of smaller relative pitch, larger slag discharge thrust…
Read more
In the process of drilling, attention should be paid to the condition of the drilling rig and the high-efficiency spiral drill pipe. Such as sticking, sudden death, and so on. Stop drilling immediately or drill slowly after drilling back to ensure that the high-efficiency spiral drill pipe does not bend flat. When the high-efficiency spiral…
Read more
Triangular drill pipe: alias: triangular drill pipe, anti collapse drill pipe, anti lock drill pipe. Overview: triangular drill pipe is a kind of drill pipe for coal mine drilling, which is made of triangular arc steel pipe with cone transition as drill pipe body and friction welding with threaded or triangular, square and hexagonal drill…
Read more
Based on the characteristics of titanium alloy such as high specific strength and low elastic modulus, titanium alloy drill pipe is more suitable for small radius wells and horizontal wells, which can greatly reduce the surface equipment load and the hydraulic loss of joints. Especially for short radius wells, titanium alloy drill pipe can significantly…
Read more
1、 Fracture cause 1. In order to save investment, the directional drilling equipment used by the construction contractor does not match the actual demand of the engineering construction, the tonnage of the directional drilling equipment is too small, the maintenance is not timely, and the failure rate is high, which makes the drilling force of…
Read more
1、 Vibration, bending and wear When the drill string reaches the critical speed, it will vibrate when it reaches the critical speed, which will often cause the drill pipe to bend, excessively wear, damage quickly and fatigue. Especially, when two kinds of vibration (wave joint vibration and spring swing vibration) coincide with each other, the…
Read more
Don’t underestimate the small sticks like drill pipes. Some inexperienced drillers often make mistakes in their operations, which will have a great impact on the drilling team. Therefore, Zhengyang water well drilling rig manufacturer Xiaobian summarizes three common wrong operations based on our service engineer’s experience, hoping to give you some reference and guidance. The…
Read more
Introduction of carbide gun drill The gun drill can not only be used to process deep holes (L / D ratio > 10), but also can be used to process precision shallow holes. Gun drill generally consists of drill stem, drill pipe and drill bit. There is a through hole in the middle of the…
Read more
Spiral drill pipe, after you have heard it, you may know what it is literally. Drilling tools are widely used in the mining industry, especially in drilling. 1) Compared with the conventional coal mine full hydraulic drilling rig, the application of drill pipe does not need to upgrade the current drilling rig, and will not…
Read more
Working conditions of directional drill pipe The drill pipe string composed of directional drill pipe is an elastic system. In the process of directional drilling, the size and direction of the load on the drill pipe are changing. The directional drill pipe bears complex alternating loads such as tension, compression, torsion, bending and vibration in…
Read more
1、 Understand drill pipe properties. Geological drill pipe is a kind of drilling tool which uses alloy steel pipe to thicken by upsetting at both ends, turning small pitch taper thread, and connecting with lock joint. It is used in the field of geological exploration to transfer drilling torque to bottom hole bit, and is…
Read more
Introduction of high-efficiency spiral drill pipe The drill pipe body is made of high-pressure seamless alloy steel pipe, and the spiral blade is made of a high wear-resistant T-shaped steel belt by prestressed winding and welding. The drill pipe joint is made of high-quality medium carbon alloy steel, vacuum quenched and tempered, and high pressure…
Read more
China’s independently developed high-strength titanium alloy drill pipe has successfully completed the drilling of 7100m ultra deep wells in Western oilfields, marking another major progress in the research and development of oil and gas well tubing in the field of deep and ultra deep wells in China, which will effectively improve the drilling efficiency and…
Read more
Some friends often ask me about the collocation of drill pipe and drilling rig, or the use of drill pipe, but few people ask how to choose a good drill pipe. This is because the general public in the purchase, will choose at will in the low price goods, so in the actual use is…
Read more