機械密(mi)封(feng)包括壓力控(kong)(kong)制、溫度(du)控(kong)(kong)制、流體替換(堵塞)和(he)雜(za)質去除系(xi)統(tong)(tong)。在機械密(mi)封(feng)系(xi)統(tong)(tong)中，上述系(xi)統(tong)(tong)并不同時包括在內(nei)。密(mi)封(feng)系(xi)統(tong)(tong)的選擇主要(yao)取決于(yu)主密(mi)封(feng)件的應用(yong)范(fan)圍。例如(ru)，如(ru)...
機(ji)(ji)械(xie)密(mi)封利(li)用機(ji)(ji)械(xie)方式傳(chuan)(chuan)遞動(dong)(dong)(dong)(dong)力(li)和(he)(he)運(yun)動(dong)(dong)(dong)(dong)的(de)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)，機(ji)(ji)械(xie)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)在機(ji)(ji)械(xie)工程中應用非常廣泛，有多種形式，主(zhu)要(yao)包括皮帶傳(chuan)(chuan)動(dong)(dong)(dong)(dong)、齒輪(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)動(dong)(dong)(dong)(dong)、蝸桿蝸輪(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)、齒輪(lun)齒條傳(chuan)(chuan)動(dong)(dong)(dong)(dong)和(he)(he)螺旋傳(chuan)(chuan)動(dong)(dong)(dong)(dong)...
機械密封(feng)(feng)是靠(kao)彈性(xing)元件(繃簧、波(bo)紋(wen)管等) 和密封(feng)(feng)液(ye)體(ti)壓力(li)在(zai)相對(dui)運動的(de)動環和靜環的(de)接觸面(mian)(端面(mian))上發作一恰當的(de)壓緊力(li)(比壓)使(shi)兩個亮光、 平直的(de)端面(mian)緊密貼合；端面(mian)間...
機械密(mi)封是一(yi)種依靠彈性元件對動(dong)、靜(jing)環端面(mian)密(mi)封副的(de)預緊和介(jie)質壓(ya)力與彈性元件壓(ya)力的(de)壓(ya)緊而達(da)到密(mi)封的(de)軸向端面(mian)密(mi)封裝置。動(dong)環和靜(jing)環的(de)端面(mian)組(zu)成一(yi)對摩擦副，動(dong)環靠密(mi)封室中(zhong)液...
熱水(shui)泵(beng)(beng)集(ji)式機械(xie)密封(feng)是指安裝運(yun)行(xing)在泵(beng)(beng)類設(she)備(bei)中起(qi)動態密封(feng)作(zuo)用(yong)的裝置，避免水(shui)泵(beng)(beng)蝸殼中的流(liu)體介質(zhi)通過(guo)泵(beng)(beng)軸流(liu)出(chu)。由于水(shui)泵(beng)(beng)多為(wei)輸送流(liu)體介質(zhi)，具有(you)水(shui)平安裝、高轉(zhuan)速、高壓(ya)力、帶...
反壓狀(zhuang)態(tai)(tai)是不(bu)良(liang)的(de)工作狀(zhuang)態(tai)(tai)，介質(zhi)中(zhong)的(de)顆粒、雜質(zhi)很容易進入(ru)密(mi)封面，使密(mi)封失效。磨軸的(de)主要件為橡(xiang)膠(jiao)波紋管，且(qie)由于(yu)上端密(mi)封面處(chu)于(yu)不(bu)良(liang)潤滑狀(zhuang)態(tai)(tai)，動靜環之(zhi)間(jian)的(de)摩擦(ca)力(li)矩(ju)大于(yu)橡(xiang)...
