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class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/second-wjgj_qdyjcg/">氣動(dòng)元件</a>?<a href="http://www.cdcfah.com/cp/third-qdyjcg_diancifaak/">電磁閥</a>?青海防爆緊急切斷閥工廠抱誠守真上海派力防爆科技供應(yīng)</p><div id="j3ovcul" class="leftbox clearfix"><h1>青海防爆緊急切斷閥工廠抱誠守真上海派力防爆科技供應(yīng)</h1><div id="hwikmdk" class="proBig"><div id="kugyvm2" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shplfb/637368287096552735/3623497.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dheldkm" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shplfb/637368287096552735/3623497.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vphuwiu" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>青海防爆緊急切斷閥工廠,防爆緊急切斷閥</p><p><span>***更新：</span>2021-01-06 06:14:56</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="hby3i3m" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海派力防爆科技有限公司</a></p><p><span>聯(lián)系人：</span>張軍克</p><p><span>郵箱: </span>junkezhang88@163.com</p><p><span>電話: </span>15000234576</p><p><span>傳真: </span>0577_</p><p><span>網(wǎng)址: </span>http://www.palex.com.cn</p><p><span>手機(jī): </span>0577-57769997</p><p><span>地址: </span>老港鎮(zhèn)老蘆公路536號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="b2qsphy" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="8fbdfmd" class="box"><p><p style="text-indent:25px">油缸活塞銹死。通常出現(xiàn)于手搖油泵漏油時(shí)，操作人員加壓開啟緊急切斷閥后，為保壓而關(guān)閉油缸前截止閥。當(dāng)裝卸完畢后，忘記打開截止閥，*把油泵的卸油把手打開，壓力表回零就誤以為切斷閥已關(guān)閉，實(shí)際切斷閥仍處于開啟狀態(tài)。由于油缸活塞桿伸出裸露在罐車底架下，而這些國產(chǎn)車的活塞桿均沒有電鍍。在雨天，潮濕的水汽泥沙很快侵蝕活塞桿使其生銹，特別是長(zhǎng)期處于這種狀態(tài)，就更容易使活塞桿銹死，青海防爆緊急切斷閥工廠，使緊急切斷閥無法關(guān)閉，處在常開狀態(tài)。每年約有10臺(tái)車存在這種情況，這是極為危險(xiǎn)的。鋼絲繩拉斷或油泵出現(xiàn)故障時(shí)，用戶自行用硬物頂住凸輪，青海防爆緊急切斷閥工廠，青海防爆緊急切斷閥工廠，緊急切斷閥長(zhǎng)期處于開啟狀態(tài)。燃?xì)饩o急切斷閥作為燃?xì)廨斉湎到y(tǒng)中的一種安全裝置，有自力式燃?xì)饩o急切斷閥和電磁式燃?xì)饩o急切斷閥兩種。青海防爆緊急切斷閥工廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海防爆緊急切斷閥工廠,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287096552735/3623497.png"></div><p style="text-indent:25px">遇熱燃?xì)饩o急切斷閥。其使用時(shí)可以很方便地串接在燃?xì)夤艿?，如管道煤氣、天然氣氣路上或液化氣鋼瓶上的出氣閥和減壓閥之間。本閥采用雙金屬片作為檢測(cè)測(cè)溫度變化的元件。但是雙金屬片形變產(chǎn)生的熱推力是不能直接將具有一定壓力的閥關(guān)斷的。另外，雙金屬片產(chǎn)生的形變很小，也遠(yuǎn)遠(yuǎn)不能適應(yīng)閥芯的移動(dòng)行程。本遇熱燃?xì)饩o急切斷閥結(jié)構(gòu)設(shè)計(jì)巧妙地解決了這個(gè)難題。利用雙金屬片制成的溫控片遇熱形變的微小變化，通過觸發(fā)機(jī)構(gòu)觸發(fā)彈簧力驅(qū)動(dòng)閥芯。故能在當(dāng)環(huán)境溫度或者管道內(nèi)氣體溫度達(dá)到設(shè)定的警戒溫度時(shí)，自動(dòng)切斷燃?xì)?，從而有效地避免或減少了災(zāi)害和損失。另外，該安全閥不用電，體積小巧，結(jié)構(gòu)簡(jiǎn)單、安全可靠。青海防爆緊急切斷閥工廠燃?xì)饩o急切斷閥有極低的負(fù)荷損失。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海防爆緊急切斷閥工廠,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287339453125/3026081.png"></div><p style="text-indent:25px">ZCRB燃?xì)饩o急切斷閥的應(yīng)用原理：與可燃?xì)怏w泄漏監(jiān)測(cè)儀器連接。當(dāng)儀器檢測(cè)到可燃?xì)怏w泄漏時(shí)，它會(huì)自動(dòng)關(guān)閉主供氣閥，切斷供氣，及時(shí)停止發(fā)生惡性事故。與熱設(shè)備的極限溫度（壓力）安全控制器連接。當(dāng)設(shè)備中檢測(cè)點(diǎn)的溫度（壓力）超過設(shè)定的極限值時(shí)，氣體供應(yīng)閥自動(dòng)快速關(guān)閉以停止供應(yīng)燃料。與高層建筑的**火災(zāi)報(bào)警系統(tǒng)相連。當(dāng)建筑物發(fā)生火災(zāi)時(shí)，建筑物內(nèi)的氣體供應(yīng)會(huì)自動(dòng)切斷，以防止瓦斯。將ZCR燃?xì)饩o急切斷閥設(shè)置在市或工廠的供氣管網(wǎng)中，可在**控制室集中控制，遠(yuǎn)程控制緊急關(guān)閉事故現(xiàn)場(chǎng)的管道供應(yīng)。</p><p style="text-indent:25px">根據(jù)安全閥的結(jié)構(gòu)可分為：重錘（杠桿）式安全閥：用杠桿和重錘來平衡閥瓣的壓力。重錘式安全閥靠移動(dòng)重錘的位置或改變重錘的重量來調(diào)整壓力。它的優(yōu)點(diǎn)在于結(jié)構(gòu)簡(jiǎn)單；缺點(diǎn)是比較笨重回座力低。這種結(jié)構(gòu)的安全閥只能用于固定的設(shè)備上。彈簧式安全閥：利用壓縮彈簧的力來平衡閥瓣的壓力并使之密封。彈簧式安全閥靠調(diào)節(jié)彈簧的壓縮量來調(diào)整壓力。它的優(yōu)點(diǎn)在于比重錘式安全閥體積小、輕便，靈敏度高，安裝位置不受嚴(yán)格限制；缺點(diǎn)是作用在閥桿上的力隨彈簧變形而發(fā)生變化。同時(shí)必須注意彈簧的隔熱和散熱問題。彈簧式安全閥的彈簧作用力一般不要超過2000公斤。因?yàn)檫^大過硬的彈簧不適于精確的工作。脈沖式安全閥：脈沖式安全閥由主閥和輔閥組成。主閥和輔閥連在一起，通過輔閥的脈沖作用帶動(dòng)主閥動(dòng)作。彈簧緊急切斷閥是在遇到突發(fā)情況斷電后緊急關(guān)閉閥門或者打開閥門。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海防爆緊急切斷閥工廠,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287182500000/4018987.png"></div><p style="text-indent:25px">緊急切斷閥與傳統(tǒng)執(zhí)行機(jī)構(gòu)相比優(yōu)點(diǎn)如下：調(diào)試簡(jiǎn)單調(diào)，執(zhí)行機(jī)構(gòu)**參數(shù)的初始調(diào)試可以通過現(xiàn)場(chǎng)操作接口和自帶軟件實(shí)現(xiàn)，不用拆卸就能完成。執(zhí)行機(jī)構(gòu)有兩個(gè)顯示窗，用于顯示執(zhí)行機(jī)構(gòu)的動(dòng)態(tài)信息和變量。上方的窗口可動(dòng)態(tài)顯示位置或力矩，下方(兩行)顯示具體的報(bào)警和警告信息等。在失電和手動(dòng)操作狀態(tài)時(shí)，位置也能繼續(xù)顯示。通過現(xiàn)場(chǎng)操作按鈕可以對(duì)執(zhí)行機(jī)構(gòu)進(jìn)行多方面的操作，并可以通過設(shè)置密碼來防止未經(jīng)授權(quán)的操作。所有內(nèi)部傳感器均為無接觸式。流通量是指閥門全開時(shí)的流通能力。青海防爆緊急切斷閥工廠</p><p style="text-indent:25px">剪切閥的閥體材質(zhì)常常采用脆性的材料。青海防爆緊急切斷閥工廠</p><p style="text-indent:25px">防爆緊急切斷閥球閥的安裝：取掉法蘭端兩邊的保護(hù)蓋，在閥完全打開的狀態(tài)下進(jìn)行沖洗清潔。安裝前應(yīng)按規(guī)定的信號(hào)（電或氣）進(jìn)行整機(jī)測(cè)試（防止因運(yùn)輸產(chǎn)生振動(dòng)，影響使用性能），合格后方可上線安裝（接線參照電動(dòng)執(zhí)行機(jī)構(gòu)線路圖）。準(zhǔn)備與管道連接前，須沖洗和***干凈管道中殘存的雜質(zhì)（這些物質(zhì)可能會(huì)損壞閥座和球）。在安裝期間，請(qǐng)不要用閥的執(zhí)行機(jī)構(gòu)部分作為起重的吊裝點(diǎn)，以避免損壞執(zhí)行機(jī)構(gòu)及附件。本類閥應(yīng)安裝在管道的水平方向或垂直方向。安裝點(diǎn)附近的管道不可有低垂或者承受外力的現(xiàn)象，可以用管道支架或者支撐物來消除管線的偏離。與管道連接后，請(qǐng)用規(guī)定的扭矩交叉鎖緊法蘭連接螺栓。青海防爆緊急切斷閥工廠</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2725616.html</p></div></div></div></div></div><div id="p8suli3" class="page-right twoColRt"><div id="3miphov" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fubdfwt" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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