Novel pressure is from seal valve

The utility model provides a novel pressure is from seal valve, including valve body and runner, install the case on the runner, the valve body top is fixed with the support, it has vertical hole to open on the valve body, install the gland packing on vertical hole, install the valve rod on the gland packing, be fixed with the portion of compressing tightly on the valve body, gland packing and compress tightly and be equipped with the sealing member that is used for airtight vertical hole between the portion, the sealing member includes the sealing ring of flexible graphite material, be provided with the inclined plane between the medial surface of sealing ring and the bottom surface, there are stainless steel's becket in each limit of sealing ring and the corner between the limit all cladding, the outside of gland packing is provided with to press moves the inclined plane, the pressure is moved the inclined plane and is matchd with the inclined plane inclination, utilize the bolt andnut fastening when locati