機(ji)械密封是一(yi)(yi)種(zhong)通用(yong)的軸封裝(zhuang)置，密封效(xiao)果好，可(ke)(ke)達(da)到介質無泄(xie)露，在(zai)普通泵中(zhong)一(yi)(yi)般可(ke)(ke)運(yun)行1~2年(nian)或更長時間(jian)。用(yong)來減(jian)少(shao)機(ji)器的內(nei)漏(lou)、外漏(lou)和穿漏(lou)，提高機(ji)器容積效(xiao)率。減(jian)少(shao)摩擦損...
機(ji)械(xie)密(mi)封(feng)包括(kuo)壓力控(kong)制、溫(wen)度控(kong)制、流體替(ti)換(堵塞(sai))和雜質去除系(xi)(xi)統(tong)。在機(ji)械(xie)密(mi)封(feng)系(xi)(xi)統(tong)中，上述(shu)系(xi)(xi)統(tong)并不同時包括(kuo)在內(nei)。密(mi)封(feng)系(xi)(xi)統(tong)的選(xuan)擇主(zhu)要取決于主(zhu)密(mi)封(feng)件的應用(yong)范圍。例如，如...
機(ji)械(xie)(xie)密封利(li)用(yong)機(ji)械(xie)(xie)方式(shi)傳(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)力和運動(dong)(dong)(dong)的(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)，機(ji)械(xie)(xie)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)在(zai)機(ji)械(xie)(xie)工程中應用(yong)非(fei)常廣泛，有(you)多種形式(shi)，主要包(bao)括皮帶傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、齒輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、蝸桿(gan)蝸輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)、齒輪(lun)(lun)齒條(tiao)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)和螺(luo)旋傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)...
機械密(mi)封(feng)是靠彈(dan)性(xing)元(yuan)件(繃簧、波紋管等) 和密(mi)封(feng)液(ye)體壓(ya)(ya)力(li)在相(xiang)對運動的動環和靜環的接觸(chu)面(端面)上發作一(yi)恰當的壓(ya)(ya)緊力(li)(比壓(ya)(ya))使兩個亮光、 平直的端面緊密(mi)貼(tie)合；端面間...
機械密(mi)(mi)封是一(yi)種依靠彈(dan)性(xing)(xing)元件對動、靜(jing)(jing)環端(duan)面密(mi)(mi)封副的預緊(jin)和(he)介(jie)質壓(ya)力(li)與彈(dan)性(xing)(xing)元件壓(ya)力(li)的壓(ya)緊(jin)而達到(dao)密(mi)(mi)封的軸向端(duan)面密(mi)(mi)封裝置(zhi)。動環和(he)靜(jing)(jing)環的端(duan)面組成一(yi)對摩(mo)擦副，動環靠密(mi)(mi)封室(shi)中液...
熱水(shui)泵(beng)集式機(ji)械密(mi)封是指安裝運(yun)行在(zai)泵(beng)類設(she)備中起(qi)動態密(mi)封作用的裝置，避免水(shui)泵(beng)蝸殼中的流(liu)體介(jie)質通過(guo)泵(beng)軸流(liu)出。由于水(shui)泵(beng)多為輸(shu)送(song)流(liu)體介(jie)質，具有水(shui)平(ping)安裝、高轉速、高壓力、帶...
