How much do you know about the silent check valve? If you want to know more, just follow the thread ball check valve in china editor to have a brief look!
The silent check valve includes a valve body, an inner threaded pipe is fixedly installed on the lower side of the valve body, a diversion elbow is screwed on the inner part of the inner threaded tube, and a drainage hole is opened on the upper surface of the diversion elbow to guide the flow of water. The lower surface of the elbow is provided with an adjusting screw hole, and a pressure relief device is installed inside the diversion elbow. A push plate is fixedly installed on the upper side of the guide rod, a sealing gasket is fixedly installed on the upper side of the push plate, a spring piece is sleeved on the outer surface of the guide rod, the upper end of the spring piece is closely fitted with the push plate, and the lower end of the spring piece is connected to the outer surface of the guide rod. The threaded pipe is tightly fitted. When the internal pressure of the device is too large due to the reverse flow of the medium in the valve body, the pressure relief device can discharge the medium to the outside for pressure reduction and overflow treatment, so as to ensure that the internal pressure of the valve body is in a suitable range and avoid damage to the stopper. Return valve structure.

The above is the thread ball check valve in china editor's description: a brief introduction to the knowledge of silent check valve.