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閥門安全操作規程
2015-02-02 15:27:46  來源:  評論:0   點擊: 收藏

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對于閥門,不但要會安裝和維護,而且還要會操作! 。ㄒ唬┦謩娱y門的開閉  手動閥門是使用最廣的閥門,它的手輪或手柄,是按照普通的人力來設計的,考慮了密封面的強度和必要的關閉力。因此不能用長杠桿或長板
    對于閥門,不但要會安裝和維護,而且還要會操作。  。ㄒ唬┦謩娱y門的開閉   手動閥門是使用最廣的閥門,它的手輪或手柄,是按照普通的人力來設計的,考慮了密封面的強度和必要的關閉力。因此不能用長杠桿或長板手來板動。有些人習慣于使用板手,應嚴格注意,不要用力過大過猛,否則容易損壞密封面,或板斷手輪、手柄。   啟閉閥門,用力應該平穩,不可沖擊。某些沖擊啟閉的高壓閥門各部件已經考慮了這種沖擊力與一般閥門不能等岡。   對于蒸氣閥門,開啟前,應預先加熱,并排除凝結水,開啟時,應盡量徐緩,以免發生水擊現象。   當閥門全開后,應將手輪倒轉少許,使螺紋之間嚴緊,以免松動損傷。   對于明桿閥門,要記住全開和全閉時的閥桿位置,避免全開時撞擊上死點。并便于檢查全閉時是否正常。假如閥辦脫落,或閥芯密封之間嵌入較大雜物,全閉時的閥桿位置就要變化。   管路初用時,內部臟物較多,可將閥門微啟,利用介質的高 ......

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