2014年6月11日星期三

Introduction the Use of pneumatic ball valve

      Chinabase Machinery is a group of manufacturing facilities, offering one-stop solution for mechanical power transmission products in China. We can supply a full-range of power transmission products, such as chains,roller chain, sprockets and plate wheels, pulleys, timing Chain,gearboxes, motors, couplings, gears and racks. Our product range also covers locking assemblies (clamping elements/locking device), taper bushes, taper lock sprocket,QD bushes, bolt-on hubs, torque limiters, shaft collars, motor bases and motor slides, chain detachers, chain guides, universal joint, rod ends and yokes.    
    Pneumatic ball valve is a valve with pneumatic actuator. The execution speed of pneumatic actuators is relatively fast, the fastest switching speed of 0.05 seconds per time, so often calledfast pneumatic cut-off ball valve. Pneumatic ball valve is usually equipped with various accessories, such as solenoid valves, air source treatment FRL, limit switch, locator, control box, toachieve local control and remote centralized control, the control room can control valve switch, do not need to run to the field orarea high and dangerous to manual control, to a large extent to save human resources and time and safety.
Timing Belt Pulleys
Timing Belt Pulleys
      Pneumatic ball classifications are: stainless steel pneumatic ball valve, plasticpneumatic ball valve, sanitary pneumatic ball valve, pneumaticball valve steel, two pneumatic ball valve, three pneumatic ball valve, pneumatic ball valve four.
     Use
     Pneumatic ball valve works by rotating the spool to the valve flow or occlusion. Pneumatic ball valve switch light, small size, can be made into a large caliber, reliable sealing, simple structure,convenient repair, sealing surface and spherical often in the closed state, the media can not easily be eroded, widely used in various industries.
    Pneumatic ball valve and plug valve is the same type of valve,closure of the only pieces of it is a sphere, the sphere rotates around the body center line to achieve a valve open, closed.
Pneumatic ball valve in the pipeline is mainly used to do thecutting speed, the flow direction of media distribution and change.Pneumatic ball valve is a new type of valve, it has the following advantages:
    1 Fluid resistance small, the drag coefficient with the same length of pipe.
     2 Has the advantages of simple structure, small volume, light weight.
     3 Closely reliable, valve sealing surface material widely usedplastic, good sealing performance, in the vacuum system has also been widely used.
    4.The operation is convenient, quick open and close, from fully open to fully closed as long as the rotation 90 °, facilitate remote control.
     5 Repair convenient, simple pneumatic valve, seals are generally activities, the removal of the replacement is more convenient.
     6 In the fully open or fully closed, the ball and seat sealing surface and the dielectric isolation, the medium through, will not cause erosion of the valve sealing surface.
     7.The is suitable for a wide range, from small diameter to a few millimeters, a few meters from the high vacuum, high pressure can be applied.
    8 Because the pneumatic valve is used in gas power source,usually 0.2-0.8MPa pressure, relatively safe. Pneumatic ball valve leak, the relative hydraulic, electric, gas can be directly discharged, no pollution to the environment, but also has high security.
     9 With respect to the manual and turbine rotating ball valve,pneumatic ball valve can be large aperture configuration, (manualand turbine rotary valve is generally in the DN300 caliber,pneumatic ball valve can reach DN1200 caliber.)
     Pneumatic ball valve has been widely used in petroleum,chemical, electric power, papermaking, atomic energy,aerospace, rockets and other departments, as well as people's daily life.
    

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