This series of blind valve is the equipment for cutting off gas medium reliably according to gb6222-2005 industrial gas safety regulation. Used in industrial and mining enterprises, municipal, environmental protection and other industries of gas medium pipeline system. It is especially suitable for the absolute cutting off of harmful, poisonous and flammable gases. Also suitable for pipe terminal blind plate, in order to shorten the maintenance time or convenient connection of new pipe system. The blind plate valve has pneumatic, hydraulic, electric, electric hydraulic, manual and other driving modes. And different specifications according to the use of different structural forms. To meet the requirements of energy conditions, environmental conditions and working conditions of users. Compared with other absolute cutting valve equipment in pipeline, the blind plate valve has the characteristics of novel structure, light weight, small volume, convenient operation, rapid action and reliable gas cutting performance.
Structural characteristics of
The valve is mainly composed of left valve body, right valve body, screw pair, flap, sealing ring, lever, device and other parts, and by the base, support column formed a rigid solid structure. The valve is provided with a valve body clamping device and a valve plate moving device, the valve body clamping device through a lever pair and a screw pair to drive the left and right valve body to complete the loosening clamping action, the valve plate moving device to drive the flip plate to complete the switch action. The rubber sealing ring is inlaid on the flap, which has the characteristics of high temperature resistance, good sealing performance, easy replacement and long service life.