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
Hydraulic prop tube, the implementation of standard GB/T17396-1998. Mainly used in the production of coal mine hydraulic prop and cylinders, columns, and other hydraulic cylinders, columns.
The working principle of the suspension single hydraulic prop includes several steps of lifting column, initial support, bearing and returning column, which are summarized as follows:
The suspension single hydraulic props, also known as the outer column type single hydraulic props, are the differences between the use of such single hydraulic props and ordinary hydraulic props? The
In order to regulate the use management of the single hydraulic props, improve the quality of the single hydraulic prop support and reduce the loss of the single hydraulic props, China Coal Group sum
The single hydraulic prop is suitable for the inclined coal seam working face with the coal seam inclination angle less than 25 degrees - 35 degrees. It can also cooperate with the metal hinged top be
