機(ji)械密(mi)封(feng)是(shi)一種通(tong)用的(de)軸(zhou)封(feng)裝置，密(mi)封(feng)效(xiao)果好，可(ke)達到(dao)介質無泄露，在(zai)普通(tong)泵中一般(ban)可(ke)運行(xing)1~2年或更(geng)長時間。用來(lai)減少(shao)機(ji)器(qi)的(de)內(nei)漏(lou)、外(wai)漏(lou)和穿漏(lou)，提高(gao)機(ji)器(qi)容積效(xiao)率。減少(shao)摩擦損...
機械密(mi)封(feng)包括壓力控制(zhi)(zhi)、溫度控制(zhi)(zhi)、流體替(ti)換(堵塞)和雜質去(qu)除系統(tong)(tong)。在(zai)機械密(mi)封(feng)系統(tong)(tong)中，上述(shu)系統(tong)(tong)并不同時包括在(zai)內。密(mi)封(feng)系統(tong)(tong)的選擇主要(yao)取決于主密(mi)封(feng)件的應用(yong)范圍。例如，如...
機(ji)械(xie)密(mi)封利(li)用(yong)機(ji)械(xie)方(fang)式傳(chuan)(chuan)(chuan)遞動(dong)力和運動(dong)的(de)傳(chuan)(chuan)(chuan)動(dong)，機(ji)械(xie)傳(chuan)(chuan)(chuan)動(dong)在機(ji)械(xie)工(gong)程中應(ying)用(yong)非(fei)常廣(guang)泛(fan)，有多種形式，主(zhu)要包括皮帶(dai)傳(chuan)(chuan)(chuan)動(dong)、齒輪傳(chuan)(chuan)(chuan)動(dong)、鏈傳(chuan)(chuan)(chuan)動(dong)、蝸桿(gan)蝸輪傳(chuan)(chuan)(chuan)動(dong)、齒輪齒條傳(chuan)(chuan)(chuan)動(dong)和螺旋傳(chuan)(chuan)(chuan)動(dong)...
機械密封是靠彈性元件(繃簧、波(bo)紋管等(deng)) 和密封液體壓力(li)(li)在相(xiang)對運動的(de)動環和靜(jing)環的(de)接觸面(mian)(端(duan)(duan)面(mian))上發作一恰當的(de)壓緊(jin)力(li)(li)(比壓)使兩個亮光(guang)、 平直的(de)端(duan)(duan)面(mian)緊(jin)密貼合；端(duan)(duan)面(mian)間(jian)...
機(ji)械密(mi)(mi)封是一種依靠彈(dan)性(xing)元件(jian)對動、靜環(huan)(huan)端面(mian)(mian)密(mi)(mi)封副的(de)預緊和介質(zhi)壓力與彈(dan)性(xing)元件(jian)壓力的(de)壓緊而達到(dao)密(mi)(mi)封的(de)軸(zhou)向端面(mian)(mian)密(mi)(mi)封裝置。動環(huan)(huan)和靜環(huan)(huan)的(de)端面(mian)(mian)組成一對摩擦副，動環(huan)(huan)靠密(mi)(mi)封室中液...
熱水(shui)(shui)(shui)泵(beng)集式(shi)機械密封(feng)是指安(an)裝運行(xing)在泵(beng)類設備(bei)中起動態密封(feng)作用(yong)的裝置(zhi)，避免水(shui)(shui)(shui)泵(beng)蝸殼中的流(liu)體介(jie)質(zhi)通過泵(beng)軸流(liu)出(chu)。由于水(shui)(shui)(shui)泵(beng)多為輸送(song)流(liu)體介(jie)質(zhi)，具有(you)水(shui)(shui)(shui)平安(an)裝、高(gao)(gao)轉(zhuan)速、高(gao)(gao)壓力、帶...
