Hydraulic pillars play an important role in coal mines, tunnels and other underground projects due to their high initial support force, constant resistance characteristics, high support strength, easy
The maintenance of hydraulic pillars requires comprehensive consideration of cleaning, inspection, lubrication, replacement of hydraulic oil, adjustment of pressure, repair of malfunctions as well as
The construction precautions of hydraulic pillars cover many aspects such as installation and support, inspection and maintenance, operation and use, unloading and storage, as well as safety and envir
The working principle of the hydraulic pillar is to use the incompressible nature of the liquid to achieve support and regulation by controlling the in and out of the liquid and the change of pressure
Hydraulic pillar is a kind of device to achieve automatic adjustment and support geological structure through hydraulic cylinder, which is mainly used in underground engineering and coal mine undergro
Hydraulic pillars play an important role in many fields due to their unique performance advantages, providing stable and reliable support and adjustment functions for various industrial and engineerin
