Productintroduction:checkvalveisakindofautomaticopeningandclosingvalvethatdoesnotrequiremanpowerorotheractionoperation,relyingontheflowofthepipelinemediumitselftoopenorclose the valve,mainlyusedtopreventthereverseflowcontrolofthepipelinemedium,alsoknownas the
reverseflowvalveorcheckvalve, the
checkvalvehasonlyoneflowdirection,thatis,itcanonlyflowalongthewaterinletandcannotgobackwards,thevalvediscisclosedwhen the
mediumbackflows, the checkvalveisgenerallyinstalledin the placewherethemediumbackflowswhen the valve isnotclosed,andtheoutletofthecommonwaterpumpwillbeinstalled with acheckvalve to
prevent the high-pressurewaterfromflowingto the
pump,sothat
the pumpimpellerorothercomponents are loosenedordamagedduetotheimpactofhydraulicforce,resultinginaccidents,inshortCheckvalvesareusedinpipesorequipmentthatpreventthebackflowofmedia