機(ji)械(xie)密(mi)封(feng)(feng)(feng)包括(kuo)壓(ya)力(li)控(kong)制、溫度(du)控(kong)制、流(liu)體替換(huan)(堵塞)和雜(za)質(zhi)去除系統。在(zai)機(ji)械(xie)密(mi)封(feng)(feng)(feng)系統中，上述(shu)系統并不同時包括(kuo)在(zai)內。密(mi)封(feng)(feng)(feng)系統的(de)選擇主要取決(jue)于主密(mi)封(feng)(feng)(feng)件(jian)的(de)應用范圍。例如(ru)，如(ru)...
機(ji)(ji)械(xie)密封利(li)用機(ji)(ji)械(xie)方式傳(chuan)(chuan)(chuan)(chuan)遞動力和(he)運(yun)動的傳(chuan)(chuan)(chuan)(chuan)動，機(ji)(ji)械(xie)傳(chuan)(chuan)(chuan)(chuan)動在機(ji)(ji)械(xie)工程中應用非常廣泛，有(you)多種(zhong)形式，主(zhu)要包括皮帶(dai)傳(chuan)(chuan)(chuan)(chuan)動、齒輪傳(chuan)(chuan)(chuan)(chuan)動、鏈(lian)傳(chuan)(chuan)(chuan)(chuan)動、蝸(gua)桿蝸(gua)輪傳(chuan)(chuan)(chuan)(chuan)動、齒輪齒條傳(chuan)(chuan)(chuan)(chuan)動和(he)螺(luo)旋(xuan)傳(chuan)(chuan)(chuan)(chuan)動...
機械密(mi)封是(shi)靠彈(dan)性元件(繃簧、波紋(wen)管等) 和密(mi)封液體壓力在相對運動(dong)的動(dong)環和靜環的接(jie)觸(chu)面(mian)(mian)(端面(mian)(mian))上發作一恰(qia)當(dang)的壓緊力(比壓)使(shi)兩個亮(liang)光、 平直(zhi)的端面(mian)(mian)緊密(mi)貼合(he)；端面(mian)(mian)間(jian)...
機械密封是一種依(yi)靠彈性(xing)元件(jian)對動、靜(jing)環端面密封副的預緊(jin)和介質(zhi)壓力與彈性(xing)元件(jian)壓力的壓緊(jin)而達到密封的軸向端面密封裝置。動環和靜(jing)環的端面組成一對摩擦(ca)副，動環靠密封室(shi)中液...
熱(re)水(shui)泵(beng)(beng)(beng)集式(shi)機(ji)械密(mi)封(feng)是指安裝運行在泵(beng)(beng)(beng)類設備(bei)中(zhong)起動態(tai)密(mi)封(feng)作用的(de)裝置，避免水(shui)泵(beng)(beng)(beng)蝸殼(ke)中(zhong)的(de)流體介質通過泵(beng)(beng)(beng)軸流出(chu)。由于水(shui)泵(beng)(beng)(beng)多為輸送流體介質，具(ju)有(you)水(shui)平安裝、高轉(zhuan)速、高壓力、帶...
反壓狀(zhuang)(zhuang)態是(shi)不良的工(gong)作狀(zhuang)(zhuang)態，介質中的顆粒、雜質很容易進入密封面(mian)，使(shi)密封失(shi)效(xiao)。磨軸的主要件為橡膠波紋管，且(qie)由于(yu)上端密封面(mian)處于(yu)不良潤滑(hua)狀(zhuang)(zhuang)態，動靜(jing)環之間的摩擦力(li)矩大(da)于(yu)橡...
