The single hydraulic prop is a new environmentally-friendly support equipment, which can be used with the metal hinged top beam for high-grade general mining and guns with working face support roof an
Single hydraulic props are transported over long distances, loading and unloading, which easily leads to damage to the sealing eye, the piston is bent, the cylinder is sunken, and the spring is detach
1. The unit should set up a special management team.
The single hydraulic props used in the underground must be guaranteed to be in good condition, and the three-way valve is closed and the three-way valve inlet hole is blocked.
Return the column requires two people to cooperate, one person back to the column, one person to observe the top plate. When returning to the column, operators must work in a safe and secure location.
1. Choose the appropriate psop size based on the height of the roadway at the site. According to the pressure of the top surface of the working face and determine a reasonable support density.
