機械(xie)密(mi)(mi)(mi)封包括壓力控(kong)制(zhi)、溫(wen)度控(kong)制(zhi)、流體替(ti)換(堵塞)和雜質去除(chu)系統(tong)(tong)。在機械(xie)密(mi)(mi)(mi)封系統(tong)(tong)中，上述系統(tong)(tong)并不同時包括在內。密(mi)(mi)(mi)封系統(tong)(tong)的選擇主(zhu)要取(qu)決于主(zhu)密(mi)(mi)(mi)封件的應用范圍。例(li)如，如...
機械(xie)密(mi)封(feng)利(li)用(yong)機械(xie)方式傳(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)(dong)的(de)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)，機械(xie)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)在機械(xie)工程中應用(yong)非常(chang)廣(guang)泛，有多種形式，主要(yao)包括(kuo)皮帶傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、齒(chi)(chi)輪傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、齒(chi)(chi)輪齒(chi)(chi)條(tiao)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)...
機械密封是(shi)靠彈性(xing)元件(jian)(繃簧、波紋(wen)管等) 和密封液體壓(ya)力在相對運動(dong)的動(dong)環和靜(jing)環的接觸面(mian)(端(duan)面(mian))上發(fa)作一恰當的壓(ya)緊力(比壓(ya))使兩(liang)個亮光、 平直(zhi)的端(duan)面(mian)緊密貼合；端(duan)面(mian)間...
機械密(mi)(mi)封(feng)(feng)是(shi)一(yi)種依靠彈(dan)性元件對動、靜環(huan)端(duan)面(mian)密(mi)(mi)封(feng)(feng)副的(de)預緊(jin)(jin)和介質壓(ya)力與彈(dan)性元件壓(ya)力的(de)壓(ya)緊(jin)(jin)而達到(dao)密(mi)(mi)封(feng)(feng)的(de)軸向端(duan)面(mian)密(mi)(mi)封(feng)(feng)裝置。動環(huan)和靜環(huan)的(de)端(duan)面(mian)組成一(yi)對摩擦副，動環(huan)靠密(mi)(mi)封(feng)(feng)室中液...
熱水(shui)泵集(ji)式機械密封(feng)是指安(an)(an)裝(zhuang)運行在泵類設備中起動態密封(feng)作(zuo)用(yong)的裝(zhuang)置，避免水(shui)泵蝸殼中的流體(ti)介(jie)質(zhi)(zhi)通過(guo)泵軸流出。由于水(shui)泵多為輸送流體(ti)介(jie)質(zhi)(zhi)，具有水(shui)平安(an)(an)裝(zhuang)、高轉速、高壓(ya)力、帶...
反壓狀態(tai)(tai)是(shi)不良(liang)的(de)工作狀態(tai)(tai)，介(jie)質(zhi)中的(de)顆粒、雜質(zhi)很容易進入密(mi)封面，使密(mi)封失(shi)效。磨軸(zhou)的(de)主要(yao)件為橡膠波紋管(guan)，且(qie)由(you)于上端(duan)密(mi)封面處(chu)于不良(liang)潤滑狀態(tai)(tai)，動靜環之間的(de)摩擦力(li)矩(ju)大于橡...
