作原理
管道系统在正常工作时,管道内杂物会收集到过滤器网内排污口上,不需拆卸过滤网任何部件来排污污物,只需打开排污阀即可排污。①在排污前先把过滤器前阀门,关小流量,进行排污。②排污时把转向阀转向冲洗方向,水从转向阀前部进入,往过滤网外部流过,然后又从过滤网外部进入转向阀后部,杂物全部集中到排污口上,然后再打开排污阀进行排污,起到了**自动发冲洗过滤器全部功能。
Working Principle
Under the normal service of pipeline system,the foreigh sucstancein
pipeline will be collected to the discharge port in the
filterstrainer,so that it is no need to take off any parts of
filter toremove the dirt,but only need to open the blowdown
valve.Beforedischarhing.tum down the flow rate of the valve in
foron of thefilter to carry out the work of discharge.
Upon discharging,tum the reversing valve to the
flushingdirection.Water comes in from the forside of
reversingvalve.flowing through the extemal part of atrainer,and
then intothe back of reversing valve from the extemal part of
strainer.Theforeignsybatance will be gathered on the discharge
port.Here,openthe blowdown valve And all the perfomances of
automaticback-flushing filter have been optimized.