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The structure and working principle of DTH hammer
DTH hammer is a pneumatic device that can produce impact effect. Its basic structure is generally composed of gas distribution mechanism, internal and external cylinder and piston. Working principle of air DTH hammer By constantly changing the inlet and exhaust direction, the piston in the cylind...Read more -
Drilling Tools For DTH Drilling Rigs-Drill Pipes
The role of the drill rod is to send the impactor to the bottom of the hole, transmit torque and shaft pressure, and deliver compressed air to the impactor through its central hole. The drill pipe is subjected to complex loads such as impact vibration, torque, and axial pressure, and is subjected...Read more -
Atlas Copco won “Heino Award 2021 Technology Innovation Model Brand Award”
BIDC 2021 Brand Innovation and Development Conference with the theme of “Opening, Innovation, Mission” was successfully concluded in Beijing. At the meeting, Atlas Copco won the “Heino Award 2021 Technology Innovation Model Brand” with its strong innovation ability and goo...Read more -
Atlas Copco sets scientific targets for carbon reduction and raises environmental ambitions
In line with the goals of the Paris Agreement, Atlas Copco set scientific carbon reduction targets to reduce greenhouse gas emissions. The Group will reduce carbon emissions from its own operations based on the target of holding the global temperature rise below 1.5℃, and the group will reduce ca...Read more -
Development trend of hydraulic hammer
With the development of technology and electronic technology, the study of the theory of the impact rotary drilling level will have a major breakthrough, different structural type of hydraulic hammer its impact hammer and the expression of the mechanical properties of the moving parts will be imp...Read more -
Research and Application
China is one of the best countries in the world to carry out the research and application of hydraulic hammer technology, leading in this field, since 1958 began systematic thematic research, 1961 as a key project of the Ministry of Geology, except during the “Cultural Revolution” was...Read more -
Hydraulic DTH hammer
Hydraulic DTH hammer, hydraulic shock or hydraulic hammer), is the impact load of hydraulic impact rotary drilling device, its use in the process of drilling mud pump rinses the energy supply of direct drive hydraulic hammer impact hammer form up and down reciprocating motion in [1], and continuo...Read more -
Down the hole rig
Down the hole drilling rig – can be used for urban construction, railway, highway, river, water and electricity engineering drilling rock anchor cable hole, anchor hole, blasting hole, grouting hole drilling construction. 1, the submersible drilling machine adopts motor by high-performance ...Read more -
Main Features Of Hydraulic Water Well Drilling Rig
Hydraulic water well drilling rig is mainly suitable for water well drilling rig construction, geothermal hole construction, and also suitable for the construction of large-diameter vertical holes or unloading holes in geotechnical engineering such as hydropower station projects, railways, highwa...Read more -
Iron Man in the Mines – Hard Rock drill bit
According to the distribution of different rock strata, different sizes and diameters of ball teeth are customized for mine drill. Hard rock drill uses large diameter ball teeth, and the drill is strong and durable. Spherical teeth are generally used. The precision design of spherical teeth makes...Read more -
Beijing shuts roads, playgrounds amid heavy smog after coal spike
Highways and school playgrounds in Beijing were closed on Friday (Nov 5) due to heavy pollution, as China ramps up coal production and faces scrutiny of its environmental record at make-or-break international climate talks. World leaders have gathered in Scotland this week for COP26 negotiations ...Read more -
Container Shipping Rates Drift Lower After a Record-Setting Climb
The steady climb to ever-higher rates for container shipping this year is showing signs of easing, at least temporarily. On the busy Shanghai-to-Los Angeles trade route, the rate for a 40-foot container sank by almost $1,000 last week to $11,173, an 8.2% drop from the prior week that was the stee...Read more
