| 摘要 |
PURPOSE: An installation method for a water-stopping valve is provided to simplify on an installation work, to cut down the installation expenses, to promote the convenience on use by unfastening a wing bolt or installing a hydraulic device without additional equipment, and to measure the water pressure and the quantity of water easily and to check up the damaged part easily. CONSTITUTION: The installation method for a water-stopping valve comprises the steps of fixing an angle valve(4) to the upper end of an inhalant siphon(1), connecting an elbow(5) to the upper end of an exhalant siphon(2), perforating a hole to the center of a horizontal pipe(3) which connects an angle valve(4) and the elbow(5), forming fastening threads to the inside of the hole and placing a connecting nut projection(6), then sealing up with a welding fixture, forming screw threads(10) on the connecting nut projection(6), fastening a wing bolt(9) attached with a rubber O-ring(11), and fixing a hydraulic device instead of the wing bolt(9) if necessary to function as a water-stopping valve, to check the inflow of water, to measure the water pressure and the quantity of water and to check the damaged part, etc.
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