機械密(mi)(mi)(mi)封(feng)包括(kuo)(kuo)壓力控(kong)制(zhi)、溫度控(kong)制(zhi)、流體(ti)替換(堵(du)塞)和雜質(zhi)去除系(xi)統(tong)(tong)。在機械密(mi)(mi)(mi)封(feng)系(xi)統(tong)(tong)中(zhong)，上述(shu)系(xi)統(tong)(tong)并不同時包括(kuo)(kuo)在內。密(mi)(mi)(mi)封(feng)系(xi)統(tong)(tong)的(de)選擇(ze)主要取決(jue)于(yu)主密(mi)(mi)(mi)封(feng)件(jian)的(de)應用(yong)范圍。例(li)如(ru)，如(ru)...
雙端(duan)面(mian)小彈簧(huang)平衡(heng)型密(mi)封(feng)所用摩(mo)擦(ca)副材料由動環和(he)靜環所組成(cheng)的(de)(de)摩(mo)擦(ca)副是(shi)機械密(mi)封(feng)重(zhong)要的(de)(de)零件(jian)，從理論上(shang)講，為了(le)減少機械密(mi)封(feng)的(de)(de)磨損量(liang)，應(ying)該在合(he)理的(de)(de)動力流體潤(run)滑條件(jian)下(xia)工作(zuo)運轉...
我們使用泵過程(cheng)中總會遇到密封(feng)膠圈損壞的情況，一旦(dan)損壞就要進行更(geng)換(huan)，作為(wei)一個工程(cheng)技(ji)術人員首先要分辨自己的泵到底(di)是哪種型號(hao)，才能購買到相應口徑的機械密封(feng)，由于(yu)在市場...
在(zai)使(shi)用過程中，大多數機械密(mi)(mi)(mi)封(feng)(feng)都屬于接觸式密(mi)(mi)(mi)封(feng)(feng)，其機理是靠動密(mi)(mi)(mi)封(feng)(feng)環(huan)與靜密(mi)(mi)(mi)封(feng)(feng)環(huan)的接觸端面在(zai)密(mi)(mi)(mi)封(feng)(feng)流體壓(ya)(ya)力和(he)彈(dan)性元件壓(ya)(ya)緊(jin)力的作用下緊(jin)密(mi)(mi)(mi)貼合，并相對滑動而達到密(mi)(mi)(mi)封(feng)(feng)。工作時...
機械(xie)密封利用(yong)(yong)機械(xie)方式傳(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)力和(he)運動(dong)(dong)(dong)(dong)的(de)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)，機械(xie)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)在機械(xie)工程(cheng)中應用(yong)(yong)非常(chang)廣泛，有多種(zhong)形式，主要包括皮帶傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)、齒輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)、蝸桿(gan)蝸輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)、齒輪齒條傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)...
由于有(you)氣囊的存(cun)在(zai)(zai)，氮氣與隔(ge)離液完全不接觸，避(bi)免了加壓(ya)氣體被隔(ge)離液吸收，使填料(liao)改集式密(mi)封可以用于液力(li)透平等(deng)高壓(ya)操作工況，但是(shi)由于隔(ge)離液是(shi)在(zai)(zai)換熱器的盤管中(zhong)流動，因此(ci)...
