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安装于灰‹¹†æˆ–水惔½Ž¡é“的末ç«?/p><p>Š™¡èƒ¶æŽ’污止回阀安装使用说明</p><p>1.安装前的准备</p><p>2.è¯äh ¸å¯¹å·¥å†µäºŽé˜€çš„型受÷€å®‰è£…方式、技术参数、技术要求(耐压或北压、耐温、耐腐蚀条äšgåQ‰æ˜¯å¦ç›¸½W¦ã€?/p><p>3.‹‚€æŸ¥é˜€çš„内外有无äh为损坏,‹‚€æŸ¥é˜€å†…有无赃物等ã€?/p><p>4.‹‚€æŸ¥å®‰è£…管道外表面或连接法兰有无毛刺,有无变åŞåQŒæ˜¯å¦å…‰æ»‘åã^整ã€?/p><p>5.安装˜q‡ç¨‹</p><p>6.套接式橡胶排污止回阀的安装,应ä‹É阀的内径与˜qžæŽ¥½Ž¡é“的外径正¼‹®åŒ¹é…ï¼›å¥—入深度应符合相对应的要求;½Ž¡é“外表可涂加水工胶密封åQ›å¡½Žå¡å£ä¹‹é—´åº”适当加橡胶垫片,然后拧紧˜qžæŽ¥èžºæ “åQ›è‹¥Š™¡èƒ¶¾~“闭逆止阀采用辅助衬管åQŒè¿žæŽ¥æ—¶åQŒè¾…助衬½Ž¡ä¸Žé¢„ç•™½Ž¡åº”密封焊牢åQŒåƈ适当增加强筋提高强度和刚性ã€?/p><p>7.法兰式橡胶排污止回阀安装æ—Óž¼ŒæŽ’æ°´½Ž¡çš„出口法兰ž®ºå¯¸åº”与Š™¡èƒ¶¾~“闭逆止阀的连接法兰尺寸相对应åQ›æ³•å…îC¸Žæ³•å…°ä¹‹é—´åº”试具体情况åQŒåŠ è£…密ž®åž«åQŒä¿è¯è¿žæŽ¥ç´§å›ºåŽçš„绝对密ž®ï¼›˜q˜è¦æ³¨æ„ä¸èƒ½¼„°åŠ™¡èƒ¶¾~“闭逆止阀的法兰唇辏V€?/p><p>8.其它方式安装æ—Óž¼Œå‚照上述要求</p><p>9.当公¿U°ç›´å¾„大于DN800æ—Óž¼Œç”׃ºŽé˜€ä½“重量较大,加之工作æ—Óž¼Œé˜€ä½“腹腔中有大量的水及水流冲击åQŒé¡»å¢žåŠ ä¸€æ”¯æ‰¿æ‹‰æ†åQŒé€šè¿‡é˜€ä½“上的吊环,ž®†é˜€ä½“长期稳固的吊è“vã€?/p><p>10.注意事项</p><p>11.阀体在搬运、储存、安装中åQŒè¦é¿å…ä¸è§„范操作ã€?/p><p>12.如阀体长期保存,要防止明火。严¼›å æ”¾ã€?/p><p>13.正常使用中,无需¾l´æŠ¤åQŒä½†è¦é˜²æ­¢å°–¼‹¬ç‰©æˆ³ç©¿é˜€ä½“ã€?/p><p>14.工作部位不能有物体的挤压åQŒä»¥å…åª„响它的自然开启和关闭ã€?/p><p>订货™åȝŸ¥</p><p>1.用户要提供现åœÞZ‹É用工å†ëŠš„情况说明及技术要求ã€?/p><p>2.用户要提供必要的技术参敎ͼŒåŒ…括½Ž¡é“çš„å…¬¿U°ç›´å¾„、管道接口外径、安装型式及正向开启压力、反向逆止背压的数倹{€?/p><p>3.我方技术äh员将æ ÒŽ®ç”¨æˆ·çš„要求,为用户选型设计ã€?/p><p> 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