Z545X large diameter elastic seat seal gate valve

About:
Open type spherical gate valve, including valve body, valve cover, support, valve stem and gate, valve stem and valve body in the gate plate is connected, gate plate by wedge cone and wedge cone on both sides of the dovetail groove connected spherical valve disc, spherical valve disc on, below are provided with a limit ring and limit disc, valve stem is connected with the wedge cone, transverse assembly of the horizontal pin, the two ends of the horizontal pin roll Wheel, roller and support on both sides of the wall of the continuous chute and spiral guide groove to match.
Applicable medium: gas or liquid singlet, gas-liquid mixed two-state and gas-liquid slurry medium.
The ball valve has an excretion hole at the bottom, after closing the valve, it can discharge the dirt in the body cavity, if necessary, it can be blown from the blow mouth, the excretion of the dirt in the body cavity due to the role of the compact sphere and the guide rail, the sealing pair is completely separated when it is opened, and there is no wear between the pair, and the opening and closing torque is reduced when it is closed, the function of the sphere and the guide rail is reduced. So that the sealing pair can fully meet the sealing requirements.