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<p>采用熱卷加工焊接而成。主要應(yīng)用于化工、石油、醫(yī)藥、食品、油脂、印染、冶金、環(huán)保、輕工等行業(yè)生產(chǎn)中物料的儲(chǔ)存、計(jì)量、緩沖等。真空計(jì)量槽罐的結(jié)構(gòu)形式分為立式和臥式兩種，其中立式又分為掛耳立式和支腳立式。根據(jù)生產(chǎn)工藝和技術(shù)要求，取得檢測(cè)儀器得到的物料高低位差信號(hào)、通過信號(hào)放大自動(dòng)控制物料進(jìn)出口執(zhí)行部件（如泵、閥等），對(duì)物料進(jìn)行有效的計(jì)量和控制。它的特點(diǎn)是結(jié)構(gòu)簡單、操作方便、可實(shí)現(xiàn)自動(dòng)化控制。適用于物料儲(chǔ)存、計(jì)量精度要求不高場合使用。</p><p>PP/PPH（真空）計(jì)量罐是一種無毒、無味的高結(jié)晶聚合塑料儲(chǔ)罐。能儲(chǔ)存各類酸、堿，具有的抗腐蝕性，能儲(chǔ)存絕大多數(shù)的有機(jī)、無機(jī)酸、堿鹽和部分有機(jī)溶劑，是防腐領(lǐng)域常用的材料。和很多介材質(zhì)比有的耐化學(xué)性、良好的長期使用性以及具有高耐應(yīng)力性，尤其是在較高的溫度應(yīng)用范圍。PP/PPH（真空）計(jì)量罐常用于生產(chǎn)工藝中的計(jì)量、真空緩沖、滴加、高位儲(chǔ)存等。</p><p>PPH真空計(jì)量罐是如何形成真空狀態(tài)的？</p><p>我們所說的PPH真空計(jì)量罐不是說這個(gè)罐體就是真空的，而是它在工作狀態(tài)時(shí)是真空的。如果它的本身就是真空狀態(tài)那么設(shè)備就無法使用了。在使用時(shí)因?yàn)橐獙?duì)里面的物料進(jìn)行以就需要它保持真空狀態(tài)，另外也是為了保護(hù)物料不受其它影響。在生產(chǎn)的時(shí)候?yàn)榱藵M足它對(duì)真空的要求，除了在使用中需要預(yù)留的接口其它地方全部密封。我們一般都是采用澆筑工藝，讓它的整體的密封性達(dá)到。預(yù)留的接口也全部都用法蘭轉(zhuǎn)接，確保設(shè)備的密封性。這些是對(duì)罐體的要求，當(dāng)罐體達(dá)到要求后在工作時(shí)我們是要配合真空泵來使用的。</p><p>PPH真空計(jì)量罐的真空狀態(tài)都是由真空泵的配合才讓它可以達(dá)到的。選用合適的真空泵對(duì)設(shè)備整體的工作效率也是很大的提升。在工作時(shí)，罐體各個(gè)接口都裝配完畢，真空泵也裝配好后檢查各個(gè)接口是否正常后啟動(dòng)正空泵，在真空泵啟動(dòng)前要先將閥門打開，否則在啟動(dòng)時(shí)會(huì)損壞泵體。在生產(chǎn)中如果需要設(shè)備停止運(yùn)行，要先將真空泵關(guān)掉，否則會(huì)使罐內(nèi)壓力過大，造成設(shè)備損壞</p><p><br/></p> 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