F743X液動(dong)盲板(ban)(ban)(ban)(ban)閥主(zhu)要(yao)由左閥體(ti)(ti)、右(you)閥體(ti)(ti)、絲桿、閘板(ban)(ban)(ban)(ban)、密(mi)封(feng)圈、組成(cheng),并由底座(zuo)、支撐(cheng)柱構(gou)成(cheng)一(yi)個剛性結構(gou)體(ti)(ti)。閥門中設有(you)夾(jia)緊、松(song)開(kai)(kai)汽(qi)缸和翻板(ban)(ban)(ban)(ban)汽(qi)缸,夾(jia)緊、松(song)開(kai)(kai)汽(qi)缸通過(guo)杠桿和絲桿螺旋驅(qu)動(dong)左、右(you)閥體(ti)(ti)完(wan)成(cheng)松(song)開(kai)(kai)、夾(jia)緊動(dong)作,翻板(ban)(ban)(ban)(ban)汽(qi)缸驅(qu)動(dong)閘板(ban)(ban)(ban)(ban)完(wan)成(cheng)開(kai)(kai)關動(dong)作。橡膠密(mi)封(feng)圈鑲鉗在閘板(ban)(ban)(ban)(ban)上,具(ju)有(you)耐高溫、密(mi)封(feng)性能好、更換方便、使用壽命長等特點
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