機械(xie)密(mi)(mi)封(feng)包括(kuo)(kuo)壓力控制(zhi)、溫(wen)度控制(zhi)、流體替換(huan)(堵塞(sai))和雜質(zhi)去除系(xi)統(tong)。在機械(xie)密(mi)(mi)封(feng)系(xi)統(tong)中，上述系(xi)統(tong)并不同(tong)時包括(kuo)(kuo)在內(nei)。密(mi)(mi)封(feng)系(xi)統(tong)的(de)選擇主要取決(jue)于主密(mi)(mi)封(feng)件的(de)應用(yong)范(fan)圍。例如，如...
機(ji)械密封利(li)用機(ji)械方式傳(chuan)遞動(dong)(dong)(dong)(dong)(dong)力和(he)運動(dong)(dong)(dong)(dong)(dong)的傳(chuan)動(dong)(dong)(dong)(dong)(dong)，機(ji)械傳(chuan)動(dong)(dong)(dong)(dong)(dong)在機(ji)械工程(cheng)中(zhong)應(ying)用非常(chang)廣(guang)泛(fan)，有多種形式，主要(yao)包括(kuo)皮帶傳(chuan)動(dong)(dong)(dong)(dong)(dong)、齒(chi)輪傳(chuan)動(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)動(dong)(dong)(dong)(dong)(dong)、蝸(gua)桿蝸(gua)輪傳(chuan)動(dong)(dong)(dong)(dong)(dong)、齒(chi)輪齒(chi)條傳(chuan)動(dong)(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)動(dong)(dong)(dong)(dong)(dong)...
機械(xie)密(mi)封是(shi)靠(kao)彈性元件(繃(beng)簧(huang)、波紋管等) 和密(mi)封液(ye)體壓力在相對運動的動環和靜環的接觸面(mian)(mian)(端面(mian)(mian))上(shang)發作一恰當的壓緊力(比壓)使兩個亮(liang)光、 平直的端面(mian)(mian)緊密(mi)貼合；端面(mian)(mian)間...
機(ji)械(xie)密(mi)(mi)封(feng)是一(yi)種依靠(kao)彈性元(yuan)件對(dui)動(dong)、靜(jing)環(huan)(huan)端面(mian)密(mi)(mi)封(feng)副的(de)(de)預緊和介質壓(ya)力(li)與彈性元(yuan)件壓(ya)力(li)的(de)(de)壓(ya)緊而達到密(mi)(mi)封(feng)的(de)(de)軸向端面(mian)密(mi)(mi)封(feng)裝置(zhi)。動(dong)環(huan)(huan)和靜(jing)環(huan)(huan)的(de)(de)端面(mian)組(zu)成一(yi)對(dui)摩擦副，動(dong)環(huan)(huan)靠(kao)密(mi)(mi)封(feng)室中液(ye)...
熱水泵(beng)集(ji)式機械(xie)密(mi)封是指安(an)裝(zhuang)(zhuang)運行在泵(beng)類設(she)備中起動態(tai)密(mi)封作(zuo)用的(de)裝(zhuang)(zhuang)置，避(bi)免水泵(beng)蝸(gua)殼中的(de)流體(ti)(ti)介質(zhi)通過泵(beng)軸(zhou)流出。由(you)于水泵(beng)多為輸送流體(ti)(ti)介質(zhi)，具有水平安(an)裝(zhuang)(zhuang)、高轉速(su)、高壓力、帶...
反壓狀態是不良的工作狀態，介質中(zhong)的顆粒、雜質很(hen)容易進(jin)入密封(feng)(feng)面(mian)，使密封(feng)(feng)失效。磨軸(zhou)的主要件為橡(xiang)膠波紋管，且(qie)由(you)于(yu)上(shang)端(duan)密封(feng)(feng)面(mian)處(chu)于(yu)不良潤滑狀態，動靜環之(zhi)間的摩擦力矩大于(yu)橡(xiang)...
