What specification requirements should be paid attention to in the installation of blind plate valve
henan on the valve valve co., ltd. production of blind valve is also called glasses valve and flap valve, blind valve is divided into manual fan-shaped blind valve, electric fan-shaped blind valve, hydraulic fan-shaped blind valve, scroll fan-shaped blind valve and so on.
Blind valve is a cut-off valve, in the valve plate open or closed for a short time, the medium will leak, so in front of the blind valve (medium flow upward) are equipped with a sealed butterfly valve! This valve is normally installed in the horizontal pipe, can also be installed in the vertical pipe! When the blind valve is installed on a vertical pipe, the supporting force (weight) of the pipe part above the valve cannot be pressed on the blind valve! For large diameter blind valve weight is heavier, its own weight can not be added to the pipeline, the need to have a mounting base!
The following is the manual fan blind valve installation should pay attention to the specification.
1), manual sector blind valve to find the left and right valve body, should pay attention to the valve body will automatically fall, the operation of the prohibition of people standing on the front of the valve plate, so as to avoid danger.
2), rubber sealing ring shall not be with the valve body adhesion or friction, in order to prevent damage to the valve performance.
3) When the left and right valve bodies are released, please close the gas butterfly valve before the blind plate valve, ventilation and other safety measures.
4), rubber sealing ring shall not be with the valve body adhesion or friction, in order to prevent damage to the rubber sealing ring, destroy the valve performance.
For more valve information, please contact Henan Shangvalve Manager 13703820603/15551530000