發布時間：2026-04-21 17:02:57 人氣：202788 來源：
馬村機械密封又叫端麵密封，在有關標準中是這樣定義的：由(you)至(zhi)少(shao)一(yi)對(dui)垂(chui)直(zhi)於(yu)旋(xuan)轉(zhuan)軸(zhou)線(xian)的(de)端(duan)麵(mian)在(zai)流(liu)體(ti)壓(ya)力(li)和(he)補(bu)償(chang)機(ji)構(gou)彈(dan)力(li)的(de)作(zuo)用(yong)以(yi)及(ji)輔(fu)助(zhu)密(mi)封(feng)的(de)配(pei)合(he)下(xia)保(bao)持(chi)貼(tie)合(he)並(bing)相(xiang)對(dui)滑(hua)動(dong)而(er)構(gou)成(cheng)的(de)防(fang)止(zhi)流(liu)體(ti)泄(xie)漏(lou)的(de)裝(zhuang)置(zhi)。帶(dai)有(you)平(ping)衡(heng)罐(guan)的(de)自(zi)身(shen)壓(ya)力(li)增(zeng)壓(ya)係(xi)統(tong)是(shi)一(yi)種(zhong)壓(ya)力(li)傳(chuan)遞(di)機(ji)構(gou)，用(yong)於(yu)雙(shuang)端(duan)麵(mian)馬村機械密封，yijiejuexianyoudexunhuanshuibengdebufenyangchengbunengkefuxitongdezuli，zaixunhuanbengliuliangbubiandeqingkuangxia，yidanxunhuanbengdeyangchengtigao，zexunhuanbengsuopeidianjigonglvjiangdafutigao，shebeiyunxingdianfeiyesuizhizengjiadewenti。
自身壓力增壓係統結構包括出水口、固定法蘭、泵體、增壓裝置、電機轉子、吊環、防護罩、水泵、固定基座、底座、加固件、控製閥、緊固件，所述出水口與固定法蘭相連接，泵體與增壓裝置相連接，增壓裝置由進水口、水管、負壓室、平衡固定盤、緊jin固gu支zhi架jia組zu成cheng，進jin水shui口kou與yu水shui管guan相xiang連lian接jie，水shui管guan與yu負fu壓ya室shi相xiang連lian接jie，負fu壓ya室shi通tong過guo平ping衡heng固gu定ding盤pan保bao持chi平ping衡heng，緊jin固gu支zhi架jia與yu泵beng體ti固gu定ding連lian接jie，防fang護hu罩zhao與yu水shui泵beng相xiang連lian接jie，水shui泵beng與yu固gu定ding基ji座zuo相xiang連lian接jie，固gu定ding基ji座zuo與yu底di座zuo緊jin固gu連lian接jie，底di座zuo上shang設she有you加jia固gu件jian，緊jin固gu件jian)與底座固定連接。
由you於yu活huo塞sai體ti上shang端duan的de承cheng壓ya麵mian積ji比bi活huo塞sai體ti下xia端duan的de承cheng壓ya麵mian積ji減jian少shao了le一yi根gen活huo塞sai杆gan的de麵mian積ji，因yin此ci，密mi封feng油you壓ya力li按an兩liang端duan承cheng壓ya麵mian積ji反fan比bi例li地di增zeng加jia，從cong而er保bao證zheng密mi封feng條tiao件jian。設she計ji活huo塞sai兩liang端duan承cheng壓ya麵mian積ji之zhi比bi時shi，應ying根gen據ju所suo要yao求qiu的de密mi封feng腔qiang與yu釜fu內nei的de壓ya力li差cha來lai計ji算suan。活huo塞sai杆gan上shang裝zhuang有you彈dan簧huang，調tiao節jie彈dan簧huang的de壓ya縮suo量liang，使shi彈dan簧huang力li正zheng好hao抵di消xiao活huo塞sai上shangO形xing圈quan對dui缸gang壁bi的de摩mo擦ca力li，以yi減jian少shao壓ya差cha計ji算suan值zhi與yu實shi際ji之zhi間jian的de誤wu差cha。此ci外wai，活huo塞sai升sheng降jiang還hai有you指zhi示shi平ping衡heng罐guan中zhong液ye位wei的de作zuo用yong。當dang密mi封feng液ye漏lou泄xie需xu要yao補bu充chong時shi，可ke用yong手shou動dong泵beng加jia注zhu密mi封feng液ye。在zai使shi用yong時shi需xu注zhu意yi活huo塞sai應ying經jing常chang處chu於yu平ping衡heng罐guan的de下xia部bu位wei置zhi，使shi活huo塞sai有you向xiang上shang移yi動dong的de餘yu地di。
