|
壓ya力li變bian送song器qi,在zai使shi用yong過guo程cheng中zhong會hui對dui機ji械xie造zao成cheng磨mo損sun,不bu僅jin影ying響xiang測ce量liang,而er且qie還hai會hui使shi得de壓ya力li變bian送song器qi的de壽shou命ming減jian少shao,因yin此ci壓ya力li變bian送song器qi的de日ri常chang維wei護hu是shi不bu可ke缺que少shao的de。那na麼me平ping時shi在zai對dui壓ya力li變bian送song器qi進jin行xing維wei護hu工gong作zuo時shi,哪na些xie部bu位wei需xu要yao維wei護hu呢ne?
1、安裝孔:對於壓力變送器的安裝孔,需要注意兩方麵:
一是需要保持安裝孔的清潔:保bao持chi安an裝zhuang孔kong的de清qing潔jie,可ke以yi有you效xiao的de防fang止zhi熔rong料liao堵du塞sai,對dui保bao證zheng設she備bei的de正zheng常chang運yun行xing具ju有you重zhong要yao的de作zuo用yong。但dan不bu可ke重zhong複fu的de清qing潔jie,重zhong複fu清qing潔jie過guo程cheng有you可ke能neng加jia深shen安an裝zhuang孔kong對dui傳chuan感gan器qi造zao成cheng的de損sun壞huai。
二是檢查安裝孔的尺寸:如(ru)果(guo)安(an)裝(zhuang)孔(kong)的(de)尺(chi)寸(cun)不(bu)合(he)適(shi),傳(chuan)感(gan)器(qi)在(zai)安(an)裝(zhuang)過(guo)程(cheng)中(zhong),其(qi)螺(luo)紋(wen)部(bu)分(fen)就(jiu)很(hen)容(rong)易(yi)受(shou)到(dao)磨(mo)損(sun)。這(zhe)不(bu)僅(jin)會(hui)影(ying)響(xiang)設(she)備(bei)的(de)密(mi)封(feng)性(xing)能(neng),而(er)且(qie)使(shi)壓(ya)力(li)傳(chuan)感(gan)器(qi)不(bu)能(neng)充(chong)分(fen)發(fa)揮(hui)作(zuo)用(yong),甚(shen)至(zhi)還(hai)可(ke)能(neng)產(chan)生(sheng)安(an)全(quan)隱(yin)患(huan)。隻(zhi)有(you)合(he)適(shi)的(de)安(an)裝(zhuang)孔(kong)才(cai)能(neng)夠(gou)避(bi)免(mian)螺(luo)紋(wen)的(de)磨(mo)損(sun)(螺紋工業標準1/2-20 UNF 2B),通常可以采用安裝孔測量儀對安裝孔進行檢測,以做出適當的調整。
2、擠出機機筒:zaishiyonggangsishuahuozheteshuhuahewuduijichujijitongjinxingqingjieqian,yinggaijiangsuoyoudechuanganqidouchaixiexialai。yinweizheliangzhongqingjiefangshidoukenenghuizaochengchuanganqidezhendongmoshousun。dangjitongbeijiareshi,yeyinggaijiangchuanganqichaixiexialaibingshiyongbuhuichanshengmosunderuanbulaicashiqidingbu,tongshichuanganqidekongdongyexuyaoyongqingjiedezuankongjihedaotaoqingliganjing。
另(ling)外(wai),還(hai)需(xu)要(yao)保(bao)持(chi)擠(ji)出(chu)機(ji)機(ji)筒(tong)幹(gan)燥(zao)。盡(jin)管(guan)傳(chuan)感(gan)器(qi)的(de)電(dian)路(lu)設(she)計(ji)能(neng)夠(gou)經(jing)受(shou)苛(ke)刻(ke)的(de)擠(ji)出(chu)加(jia)工(gong)環(huan)境(jing),但(dan)是(shi)多(duo)數(shu)傳(chuan)感(gan)器(qi)也(ye)不(bu)能(neng)絕(jue)對(dui)防(fang)水(shui),在(zai)潮(chao)濕(shi)的(de)環(huan)境(jing)下(xia)也(ye)不(bu)利(li)於(yu)正(zheng)常(chang)運(yun)行(xing)。
yinci,xuyaobaozhengjichujijitongdeshuilengzhuangzhizhongdeshuibuhuishenlou,fouzehuiduichuanganqizaochengbuliyingxiang。ruguochuanganqibudebubaoluzaishuizhonghuochaoshidehuanjingxia,jiuyaoxuanzejuyoujiqiangfangshuixingdeteshuchuanganqi。
除(chu)了(le)以(yi)上(shang)日(ri)常(chang)維(wei)護(hu)的(de)部(bu)位(wei)外(wai),還(hai)需(xu)要(yao)注(zhu)意(yi)壓(ya)力(li)變(bian)送(song)器(qi)需(xu)要(yao)每(mei)周(zhou)檢(jian)查(zha)一(yi)次(ci),每(mei)個(ge)月(yue)檢(jian)驗(yan)一(yi)次(ci),主(zhu)要(yao)是(shi)清(qing)除(chu)儀(yi)器(qi)內(nei)的(de)灰(hui)塵(chen),對(dui)電(dian)器(qi)元(yuan)件(jian)認(ren)真(zhen)檢(jian)查(zha),對(dui)輸(shu)出(chu)的(de)電(dian)流(liu)值(zhi)要(yao)經(jing)常(chang)校(xiao)對(dui),壓(ya)力(li)變(bian)送(song)器(qi)內(nei)部(bu)是(shi)弱(ruo)電(dian),一(yi)定(ding)要(yao)同(tong)外(wai)界(jie)強(qiang)電(dian)隔(ge)開(kai)。
changqiruci,keyiyouxiaobaozhengyalibiansongqidexingnengdewendingxing,tongshiduiyujiangdiyalibiansongqideceliangwuchayeyouxiaoguo,bingqieduiyuyanchangyalibiansongqideshoumingyejuyouzhongyaodezuoyong。
|