將藥材投入提取罐內，加藥材的5～10倍的溶媒如水、乙醇、甲醇、丙酮等(據工藝要求)。開啟提取罐直通和夾套蒸汽閥門，使提取液加熱至沸騰20～30分鐘后，用抽濾管將1/3提取液抽入濃縮器。關閉提取罐直通和夾套蒸汽、開啟加熱器閥門使液料進行濃縮。濃縮時產生二次蒸汽，通過蒸發器上升管送入提取罐作提取的熱源和溶液，維持提取罐內沸騰。

2次空(kong)氣(qi)(qi)壓(ya)縮(suo)仍(reng)然變(bian)高，經冷(leng)疑器(qi)(qi)冷(leng)疑成(cheng)(cheng)熱(re)冷(leng)疑液(ye)，回(hui)降到分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)罐(guan)(guan)體(ti)作(zuo)新(xin)石(shi)(shi)(shi)油(you)醚加(jia)到藥(yao)面上(shang)方，新(xin)石(shi)(shi)(shi)油(you)醚由上(shang)而下極速在(zai)藥(yao)村(cun)層到分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)罐(guan)(guan)下端,藥(yao)村(cun)中(zhong)(zhong)的(de)可(ke)可(ke)溶行之有效含量消融于分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)罐(guan)(guan)體(ti)石(shi)(shi)(shi)油(you)醚。分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)液(ye)經抽(chou)濾(lv)管抽(chou)入精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)器(qi)(qi)、精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)導致的(de)2次空(kong)氣(qi)(qi)壓(ya)縮(suo)又送進分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)罐(guan)(guan)作(zuo)主軸和新(xin)石(shi)(shi)(shi)油(you)醚，如此(ci)產生的(de)新(xin)石(shi)(shi)(shi)油(you)醚大出(chu)(chu)(chu)(chu)(chu)液(ye)分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)，故藥(yao)村(cun)中(zhong)(zhong)溶質(zhi)規格(ge)與石(shi)(shi)(shi)油(you)醚中(zhong)(zhong)含溶質(zhi)規格(ge)保(bao)證(zheng)高均值，藥(yao)村(cun)中(zhong)(zhong)的(de)溶質(zhi)極速總混，隨后(hou)完整總混(分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)液(ye)透(tou)明色(se))，這段(duan)時間，分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)液(ye)止住(zhu)抽(chou)入精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)器(qi)(qi)，精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)的(de)2次空(kong)氣(qi)(qi)壓(ya)縮(suo)轉送加(jia)熱(re)器(qi)(qi)，精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)仍(reng)然進行，隨后(hou)精(jing)(jing)(jing)提(ti)(ti)(ti)(ti)造(zao)(zao)(zao)成(cheng)(cheng)液(ye)成(cheng)(cheng)要有需(xu)求量(1.2～1.34)的(de)軟(ruan)膏，釋(shi)放出(chu)(chu)(chu)(chu)(chu)被用(yong)(yong)。分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)罐(guan)(guan)體(ti)的(de)透(tou)明色(se)全自動，可(ke)放進貯罐(guan)(guan)作(zuo)下批復(fu)文件用(yong)(yong)，藥(yao)渣從出(chu)(chu)(chu)(chu)(chu)渣門排(pai)掉，如果是用(yong)(yong)可(ke)揮發(fa)石(shi)(shi)(shi)油(you)醚分(fen)(fen)離(li)出(chu)(chu)(chu)(chu)(chu)，則(ze)先加(jia)通常(chang)的(de)水(shui)，開連通和夾套空(kong)氣(qi)(qi)壓(ya)縮(suo)，回(hui)報石(shi)(shi)(shi)油(you)醚后(hou)，將渣排(pai)掉。

中藥提取設備：