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手(shou)(shou)(shou)動(dong)(dong)(dong)盲板(ban)閥供應盲板(ban)閥共有(you)三(san)個(ge)(ge)驅動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)，其中(zhong)有(you)兩(liang)(liang)(liang)個(ge)(ge)手(shou)(shou)(shou)動(dong)(dong)(dong)夾緊或(huo)松開(kai)(kai)(kai)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)，一(yi)個(ge)(ge)為使閘板(ban)開(kai)(kai)(kai)通或(huo)者(zhe)關(guan)(guan)閉的電(dian)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)，在開(kai)(kai)(kai)或(huo)關(guan)(guan)閘板(ban)中(zhong)，松開(kai)(kai)(kai)兩(liang)(liang)(liang)個(ge)(ge)手(shou)(shou)(shou)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)，而后再(zai)啟動(dong)(dong)(dong)電(dian)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)，以達到閘板(ban)開(kai)(kai)(kai)或(huo)關(guan)(guan)的目的(特別注意：兩(liang)(liang)(liang)個(ge)(ge)手(shou)(shou)(shou)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)不松開(kai)(kai)(kai)，不得開(kai)(kai)(kai)啟電(dian)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi))，閘板(ban)開(kai)(kai)(kai)或(huo)關(guan)(guan)完成(cheng)后，再(zai)將兩(liang)(liang)(liang)個(ge)(ge)手(shou)(shou)(shou)動(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)(zhi)夾緊，管(guan)道方能進(jin)行工作(zuo)。
手(shou)(shou)動眼鏡(jing)閥由左閥體(ti)、右閥體(ti)，閥板，連接軸(zhou)（三根）組成(cheng)。用板手(shou)(shou)旋(xuan)轉連接軸(zhou)，螺旋(xuan)付驅動左右閥體(ti)完(wan)成(cheng)夾緊和(he)松開(kai)動作，利用閥板上(shang)盲板和(he)通(tong)孔(kong)的位置變換達到(dao)啟閉目(mu)的。具有結構簡單(dan)，重量輕(qing)，性能(neng)可靠，操作方 產品編號：F43X 產品規格(ge)：DN80-DN1800 公稱壓力： 0.05 0.1 0.15 0.25MPa 適用溫度：≤120℃，≤200℃ ≤300℃，≤400℃
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