環保廁(ce)所之真(zhen)空(kong)廁(ce)所技(ji)術(shu)。利用(yong)真(zhen)空(kong)抽吸糞便(bian),集(ji)便(bian)箱內的真(zhen)空(kong)度(du)大(da)小是關(guan)鍵(jian)。真(zhen)空(kong)度(du)太小,污(wu)物(wu)上(shang)下作用(yong)的大(da)氣(qi)壓力(li)(li)不夠,可能會(hui)形(xing)成抽吸無力(li)(li),時(shi)(shi)間(jian)延長,甚(shen)至在工作時(shi)(shi)間(jian)內不能完成抽吸,使殘余污(wu)物(wu)留在便(bian)器內。真(zhen)空(kong)度(du)太大(da),污(wu)物(wu)上(shang)下作用(yong)的大(da)氣(qi)壓力(li)(li)較大(da)。
會(hui)形成抽(chou)吸(xi)過快(kuai),糞便(bian)(bian)污(wu)水混合污(wu)物快(kuai)速流經管道時(shi),產成較大的(de)噪聲和振動(dong)。同時(shi),在工(gong)作時(shi)間內(nei)(nei),抽(chou)吸(xi)過快(kuai)完(wan)成,大量空(kong)氣也會(hui)隨(sui)即進入集便(bian)(bian)箱,降低箱內(nei)(nei)真空(kong)度(du),可能導致(zhi)下一次抽(chou)吸(xi)無法完(wan)成。試驗(yan)表明,集便(bian)(bian)箱內(nei)(nei)真空(kong)度(du)維持(chi),抽(chou)吸(xi)效果較好,能夠。
在(zai)3秒內(nei)順利完(wan)成一次抽吸。因(yin)此在(zai)設計中(zhong),利用真(zhen)空(kong)(kong)電(dian)結點(dian)壓(ya)(ya)力(li)(li)表控制箱內(nei)真(zhen)空(kong)(kong)度,當真(zhen)空(kong)(kong)泵(beng)(beng)(beng)開(kai)始(shi)工作時,真(zhen)空(kong)(kong)壓(ya)(ya)力(li)(li)表測(ce)定集便箱內(nei)真(zhen)空(kong)(kong)度為(wei)0.05MPa時,切(qie)斷真(zhen)空(kong)(kong)泵(beng)(beng)(beng)電(dian)源(yuan),停(ting)止抽吸。如果箱內(nei)真(zhen)空(kong)(kong)度在(zai)使用后低于真(zhen)空(kong)(kong)壓(ya)(ya)力(li)(li)表將接通(tong)真(zhen)空(kong)(kong)泵(beng)(beng)(beng)電(dian)機。
真空(kong)(kong)(kong)泵再次起動(dong)(dong),形成工(gong)作循環。保(bao)證(zheng)箱(xiang)內真空(kong)(kong)(kong)度值(zhi)的(de)穩(wen)定(ding)。集便箱(xiang)內真空(kong)(kong)(kong)度保(bao)持(chi)沖洗(xi)廁所每次耗水量(liang)清水箱(xiang)內壓縮空(kong)(kong)(kong)氣控制電路系統中電子裝(zhuang)置(zhi)能承(cheng)受的(de)各向振動(dong)(dong)真空(kong)(kong)(kong)抽吸產生的(de)噪(zao)聲≤85dB,符(fu)合國家機械裝(zhuang)置(zhi)零部(bu)件的(de)連接能承(cheng)定(ding)的(de)沖擊。