Be equipped with hydro -cylinder of novel gland

The utility model relates to a be equipped with hydro -cylinder of novel gland, it includes a cylinder body, a piston, a piston rod, an at least check valve, a gland, wherein, the shape of gland appears for the ring, it is used for cup jointing to be provided with one in the middle of the gland the consent of piston rod, annulus at the annular gland of circle is provided with an at least fabrication hole, the fabrication hole is used for taking out the check valve, the circle annular gland the annulus be provided with with the corresponding valve opening in check valve position is worked as the gland sticis in in the time of on the piston, each the valve opening is located each on the check valve, the valve opening with do not coincide in the fabrication hole position. The utility model discloses a be equipped with hydro -cylinder of novel gland, it is very convenient that it is changed, need not tear piston and piston rod open, and work load significantly reduces, a processing and simple to operate, 2 holding screw ability reuse, the design of gland is simple, has reduced the dismouting step, has improved dismouting speed.