Gate valve

with handwheel

Fluorine-lined gate valve is a kind of valve. The opening and closing part of the fluorine-lined gate valve is the gate. The movement direction of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully opened and fully c Turn the handwheel, through the advance and retreat of the thread of the handwheel and the valve stem, lift or lower the valve plate connected with the valve stem, to achieve the function of opening and closing The type of gate width can be divided into wedge gate type gate valve and parallel gate gate valve according to the configuration of sealing surface. Wedge gate gate valve can be divided into: single gate type, double gate type and elastic gate type; parallel gate type gate valve It can be divided into single gate type and double gate type. According to the thread position of the valve stem, it can be divided into two types: open stem gate valve and dark stem gate valve. The installation and maintenance of fluorine-lined gate valve should pay attention to the following matters The handwheel, handle and transmission mechanism are not allowed to be used for lifting, and collision is strictly prohibited. Double-gate gate valves should be installed vertically (ie, the stem is in the vertical position and the handwheel is on top). The gate valve with the bypass valve should open the bypass valve before opening (to balance the pressure difference between the inlet and outlet and reduce the opening force). The gate valve with transmission mechanism shall be installed according to the provisions of the product instruction manual. If the valve is used frequently, lubricate it at least once a month.