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2022-12-01Horizontal Directional Drilling Machine working principle and process
1. The construction principle of Horizontal Directional Drilling Machine and directional drillin Pilot drilling is primarily done with jet-assisted cutting bits. If the drill string is fed and rotated -
2022-11-28How to use Horizontal Directional Drilling Machine and precautions
1. According to the torque, push-pull force, and allowable minimum curvature radius of the drilling rig, select the drill pipe with the appropriate specification and model. 2. Avoid connecting large d -
2022-11-24Horizontal Directional Drilling Machine construction principle and precautions
1. The construction principle of Horizontal Directional Drilling Machine: Drilling pilot holes is to use directional drilling equipment to start directional drilling at the entrance. During the drilli -
2022-11-22Host power system of Horizontal Directional Drilling Machine
The host The power system of the main engine is generally a diesel engine. As a power source, the diesel engine is one of the indicators to measure the construction capability of the drilling rig. How -
2022-11-08Application of small trenchless drilling rig in granite formation crossing co...
The use of horizontal directional drilling technology for pipeline crossing construction is an ideal construction method for completing projects such as water and electricity pipeline network construc -
2022-11-06A brief introduction to horizontal directional drilling rigs
Horizontal directional drilling rig is a construction machine that lays a variety of underground utilities without excavating the ground surface. Sand, clay, pebbles and other ground conditions can be -
2022-11-04Requirements for directional drilling rig trajectory control in trenchless en...
Directional drilling rigs play a great role in pipeline laying construction. They are important equipment in trenchless engineering. Although trenchless engineering is all machine construction, we nee -
2022-11-02Causes of ground subsidence and uplift during construction of trenchless dril...
In the construction of trenchless drilling rigs, the improper arrangement of the sealing ring of the pipe joint or the damage of the pipe end due to uneven force will lead to the loss of water, and th -
2022-10-31What are the basic structures of horizontal directional drilling rigs?
(1) The main engine of the horizontal directional drilling rig, the main engine of the drilling rig is mainly operated by its power engine, and its engine needs to add some liquid materials in it. The -
2022-10-29What are the advantages of horizontal directional drilling rigs?
What are the advantages of horizontal directional drilling rigs? The horizontal directional drilling rig has a relatively complete terrain core recovery rate of more than 85%, which meets the requirem -
2022-10-27What are the differences between horizontal directional drilling rigs and tre...
The horizontal directional drilling rig should be drilled in parallel. For example, if you want to bury pipelines when crossing the road, you cannot dig the road. The rotary digging is vertical downwa -
2022-10-25Application of trenchless drilling rig technology in power engineering constr...
It covers a small area, does not occupy ground space, is not affected by road buildings, and does not need to erect towers and wires on the road, which is easy to supply power to the city and makes th