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target="_blank">電磁隔膜計(jì)量泵</a></strong>作為一種計(jì)量精確、安全可靠的加料設(shè)備，廣泛應(yīng)用于化工生產(chǎn)裝置的催化劑、溶劑注入等方面。在化工聚合裝置運(yùn)行期間，隔膜泵能否正常穩(wěn)定運(yùn)作將直接影響整個(gè)裝置及裝置生產(chǎn)出的產(chǎn)品品質(zhì)。</div><div>　　電磁隔膜計(jì)量泵之所以性能優(yōu)秀，其主要有以下幾個(gè)原因決定的：其一增加一層高度密封的隔膜，傳統(tǒng)的計(jì)量泵因?yàn)榇_保高度密封的隔膜，因此在使用過程中，尤其是在長(zhǎng)期使用中，就可能使得液體出現(xiàn)滴漏跑冒的問題，從而造成污染生產(chǎn)空間，甚至污染生態(tài)環(huán)境的問題。而為計(jì)量泵增加一層密實(shí)度高的隔膜，從而使得計(jì)量泵防止滴漏跑冒的問題實(shí)現(xiàn)了雙保險(xiǎn)，從而確保計(jì)量泵具有良好的密封性，防止計(jì)量泵在運(yùn)轉(zhuǎn)時(shí)候，出現(xiàn)滴漏跑冒問題，確保生產(chǎn)空間的干凈衛(wèi)生。</div><div>　　從實(shí)際運(yùn)用來看，入口壓力過低、隔膜破裂或變形、出入口單向閥磨損等多種原因均會(huì)導(dǎo)致隔膜泵出現(xiàn)故障。當(dāng)隔膜泵出現(xiàn)故障時(shí)，切忌盲目拆檢，在沒有較為準(zhǔn)確地判斷故障產(chǎn)生原因前盲目拆檢，不僅無法解決問題，還容易產(chǎn)生裝配上新的問題。那么，正確做法是怎樣呢？</div><div>　　首先</div><div>　　盡可能回想隔膜泵出現(xiàn)故障前的運(yùn)行狀況，包括但不限于流量變化、出入口壓力變化情況等。</div><div>　　第二步</div><div>　　借助回想信息嘗試分析可能導(dǎo)致故障的原因，此時(shí)要注意思路開闊，避免局限于某一點(diǎn)，從而找到快速解決故障的方案。例如，在輸送含有固體顆粒的溶液過程中，固體雜質(zhì)會(huì)污染單向閥的鋼球及閥座，雖然拆檢、更換單向閥可以有效解決問題，但采用快速泄壓法進(jìn)行處理顯然更為簡(jiǎn)單、經(jīng)濟(jì)。</div><div>　　第三步：</div><div>　　如果是液壓隔膜泵，仔細(xì)觀察故障泵的異常狀況。例如觀察補(bǔ)油室油位的變化情況，如果在泵的每個(gè)沖程補(bǔ)油室的液位都上下波動(dòng)一次，則說明可能是出口壓力過高導(dǎo)致卸油閥起跳，或者是卸油閥設(shè)定壓力過低所致。此時(shí)只需降低出口壓力或重新設(shè)定卸壓閥壓力可解決，如果是補(bǔ)油閥內(nèi)漏所致，則需更換補(bǔ)油閥。</div> 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