機械密(mi)封包括壓力控制(zhi)、溫度控制(zhi)、流體替換(堵塞)和雜質去除系(xi)(xi)統(tong)(tong)。在(zai)機械密(mi)封系(xi)(xi)統(tong)(tong)中(zhong)，上述(shu)系(xi)(xi)統(tong)(tong)并(bing)不(bu)同時包括在(zai)內。密(mi)封系(xi)(xi)統(tong)(tong)的(de)(de)選擇主(zhu)要取決于(yu)主(zhu)密(mi)封件的(de)(de)應用范圍(wei)。例如，如...
雙端面小(xiao)彈簧(huang)平衡型(xing)密(mi)封(feng)(feng)所(suo)用(yong)摩(mo)擦(ca)副材料由動(dong)環和靜環所(suo)組成(cheng)的(de)摩(mo)擦(ca)副是機械密(mi)封(feng)(feng)重(zhong)要的(de)零件(jian)(jian)，從(cong)理論上講，為了(le)減少(shao)機械密(mi)封(feng)(feng)的(de)磨損量，應該在合理的(de)動(dong)力流體(ti)潤滑條件(jian)(jian)下(xia)工作運轉...
我們使用泵(beng)過程中(zhong)總(zong)會遇到(dao)密封(feng)膠圈損壞的(de)情況(kuang)，一旦(dan)損壞就要進行更換，作為(wei)一個(ge)工程技術(shu)人員首先要分辨(bian)自己的(de)泵(beng)到(dao)底是哪種型號，才能(neng)購(gou)買到(dao)相應口徑(jing)的(de)機(ji)械(xie)密封(feng)，由于在市場...
在使(shi)用(yong)過程中，大多數機械密(mi)(mi)封(feng)(feng)(feng)都屬(shu)于接觸式密(mi)(mi)封(feng)(feng)(feng)，其機理(li)是靠動密(mi)(mi)封(feng)(feng)(feng)環與靜密(mi)(mi)封(feng)(feng)(feng)環的(de)接觸端面在密(mi)(mi)封(feng)(feng)(feng)流體(ti)壓力(li)和彈性元件壓緊力(li)的(de)作(zuo)(zuo)用(yong)下緊密(mi)(mi)貼合，并相(xiang)對滑動而達到密(mi)(mi)封(feng)(feng)(feng)。工作(zuo)(zuo)時...
機(ji)械(xie)(xie)密(mi)封利(li)用機(ji)械(xie)(xie)方式傳(chuan)(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)力和(he)運動(dong)(dong)(dong)的傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)，機(ji)械(xie)(xie)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)在機(ji)械(xie)(xie)工程中應用非常(chang)廣泛，有多(duo)種形(xing)式，主要包括皮帶傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、齒(chi)輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、鏈(lian)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、蝸(gua)桿蝸(gua)輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、齒(chi)輪齒(chi)條傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)和(he)螺旋傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)...
由于有氣(qi)囊(nang)的存在，氮氣(qi)與隔離液(ye)完(wan)全不(bu)接觸(chu)，避(bi)免(mian)了加壓(ya)氣(qi)體被隔離液(ye)吸收，使填料改集式密(mi)封可以用于液(ye)力透平等高壓(ya)操作工況，但是由于隔離液(ye)是在換熱器的盤管(guan)中流動，因此...
