發布時間:2026-04-14 17:45:14 人氣:364116 來源:川工密封
沙縣機械密封是靠彈性元件(繃簧、波紋管等) 和密封液體壓力在相對運動的動環和靜環的接觸麵(端麵)上發作一恰當的壓緊力(比壓)使兩個亮光、 平直的端麵緊密貼合;duanmianjianjianchiyicengjibodeyetimoerdidamifengdexiaoguo。zhecengmojuyouyetidongyaliyujingyali,taqizhepinghengyaliherunhuaduanmiandexiaoguo。liangduanmianzhisuoyiyoubiyaogao 度亮光平直是為了給端麵發明貼合和使比壓均勻的條件,這是相對旋轉密封。
youyuyixieyoushuihunhewuyouhuozheshiyixiesuanfudewuzhiwangwanghuigeibengfadailaiyidingdefushixing,mifengjiaoquanshifouzuohao,duigongchengzhizhongdeanquanhejiqidewanhaodudoushiyizhonghenhaodebaohu,yidanzaochengmifengjiaoquansunhuai,buguanchengduduodadouyinggailijitihuan。er沙縣機械密封的安裝和拆卸有一定的順序,不可顛倒。
(1)安裝順序
裝配前將密封腔體衝洗幹淨,必須用高濃度酒精和藥棉擦拭動環和靜環的貼合端麵-用汽油擦拭幹淨其它零件-在0型環上沿圓周遍塗薄薄的黃油-合上電閘:先啟動冷卻循環係統,再啟動主機。
zaianzhuangshibixuyanjinqiaojimifengyongdedonghuanhejinghuan,yaoyangefangzhimifengduanmianbeihuashanghuobengkaikouzi,jinghuanbeibudefangzhuancaoyaoduizhunfangzhuanxiao,danshibunengxiangjiechu。donghuancaizhiyoujinzishimogaichengyingzhihejincailiao,yifangzhiyinshuayouzhongchuxianbeimosundeshimoheidian,gai沙縣機械密封組合件屬於易損件,需要列入備品備件庫存對象。
(2)拆卸順序
為(wei)防(fang)止(zhi)摩(mo)擦(ca)付(fu)之(zhi)間(jian)的(de)無(wu)液(ye)潤(run)滑(hua),停(ting)機(ji)時(shi)先(xian)停(ting)主(zhu)機(ji),再(zai)停(ting)冷(leng)卻(que)循(xun)環(huan)係(xi)統(tong),斷(duan)開(kai)電(dian)閘(zha),拆(chai)除(chu)電(dian)機(ji)接(jie)線(xian)盒(he)內(nei)的(de)接(jie)線(xian),拆(chai)除(chu)電(dian)機(ji)風(feng)葉(ye)罩(zhao)蓋(gai),拆(chai)除(chu)電(dian)機(ji)風(feng)葉(ye),拆(chai)除(chu)4根長螺栓,拆除電機風葉一側的電機罩殼,拆除電機定子罩殼(使其與轉子軸脫離),拆出轉子軸/油泵葉輪軸(注意上下方向,做好記號,便於裝配時正確就位),拆除葉輪軸端的銅螺母、彈簧墊圈、墊片-沿圓周360°方向,選定兩個180°位置,各插入一把螺絲刀或扳手-向上頂出葉輪(當裝配完畢時,葉輪應為順時針方向旋轉),使上下泵體分離,並注意檢查軟鋼紙板是否脫落或斷裂,以及下泵體的橡膠環是否存在,取出沙縣機械密封的彈簧座和彈簧(彈簧一端的鉤子被鉤入動環的小洞內)-取出動環,檢查0型密封圈-取出靜環,檢查0型密封圈。
沙縣機械密封chaikaishiyaoxixin,buyunxuyunyongcuguangshouduan,liruyongtiechuiqiaoji,yimianmifengyuanjianzaodaosunhuai,mifengshebeishangruguoyouchengou,nameyinggaixianjinxingqingjie,qinglihaohouzaijinxingxiayibudechaikai,ruguobeiyiqiyunyongzaibengtideliangtou,zezaichaikaihezhuangzhishiyaobicizhaogu,zaiyunzhuanguohoujiaruyouyagaisongdongdezhuangkuang,yaojinkuaitihuandongjinghuanlingjian,erbunengcongtoushangjinyunyong,buranhuiyouyuchongtudaozhiyundongguidaofashengbianhua,congershichumomiandemifengjianzaodaosunhuai。