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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zi4kbsj" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shanghaimaihe/637368233319638672/4699640.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3ysjf7b" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>浙江卷管器液壓元件品牌,液壓</p><p><span>***更新：</span>2021-02-01 10:13:37</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dvefhno" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海邁頜信息科技有限公司</a></p><p><span>聯(lián)系人：</span>王欽</p><p><span>郵箱: </span>834334323@qq.com</p><p><span>電話: </span>18917232386</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.maihetech.com</p><p><span>手機(jī): </span>021-62086881</p><p><span>地址: </span>上海市松江區(qū)九亭鎮(zhèn)九亭中心路1158號21幢708室-2A</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="kyhs2bg" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="u247f8l" class="box"><p><p style="text-indent:25px">首代液壓快速接頭結(jié)構(gòu)中的減溫水管道，從而減少了占地面積、減化了結(jié)構(gòu)、方便了安裝與維修、減少了故障、避免了管道內(nèi)的水擊現(xiàn)象提高了裝置的使用壽命。缺點是減溫減壓接頭只是在原減壓接頭的基礎(chǔ)上加入噴咀，其內(nèi)部結(jié)構(gòu)形式?jīng)]有變化，減溫系統(tǒng)也沒有變化。液壓快速接頭是現(xiàn)代工業(yè)中熱電聯(lián)產(chǎn)、集中供熱（或供汽）及輕工、電力、化工、紡織等企業(yè)在熱能工程中普遍應(yīng)用的一種蒸汽熱能參數(shù)（壓力，浙江卷管器液壓元件品牌、溫度）轉(zhuǎn)變裝置和利用余熱的節(jié)能裝置，浙江卷管器液壓元件品牌，通過本裝置，把用戶提供的蒸汽參數(shù)降到用戶需要合適的溫度和壓力，浙江卷管器液壓元件品牌，以滿足用戶的要求。液壓快速接頭存放時要避免接觸火源。浙江卷管器液壓元件品牌</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江卷管器液壓元件品牌,液壓" src="https://tyunfile.71360.com/UploadFile/shanghaimaihe/637368233319638672/4699640.png"></div><p style="text-indent:25px">液壓快速接頭在使用時注意：薄膜式液壓快速接頭，適用于低壓、中壓、中小口徑的蒸汽或水等介質(zhì)；液壓快速接頭進(jìn)口壓力的波動應(yīng)控制在進(jìn)口壓力給定值的80%～105%，如超過該范圍，減壓前期的性能會受影響；通常液壓快速接頭的接頭后壓力應(yīng)小于接頭前壓力的0.5倍；液壓快速接頭的每一檔彈簧只在一定的出口壓力范圍內(nèi)適用，超出范圍應(yīng)更換彈簧；在介質(zhì)工作溫度比較高的場合，一般選用先導(dǎo)活塞式液壓快速接頭或先導(dǎo)波紋管式液壓快速接頭；介質(zhì)為空氣或水（液體）的場合，一般宜選用直接作用薄膜式液壓快速接頭或先導(dǎo)薄膜式液壓快速接頭；介質(zhì)為蒸汽的場合，宜選用先導(dǎo)活塞式或先導(dǎo)波紋管式液壓快速接頭；為了操作、調(diào)整和維修的方便，液壓快速接頭一般應(yīng)安裝在水平管道上。浙江卷管器液壓元件品牌液壓快速接頭目的是將減溫減壓后的蒸汽送入用戶需要的管道上。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江卷管器液壓元件品牌,液壓" src="https://tyunfile.71360.com/UploadFile/shanghaimaihe/637368233149091797/6653891.png"></div><p style="text-indent:25px">液壓快速接頭快易優(yōu)自動化選型有收錄。該接頭的特點，是在進(jìn)口壓力不斷變化的情況下，保持出口壓力和溫度值在一定的范圍內(nèi)。定比減壓原理是利用接頭體中浮動活塞的水壓比控制，進(jìn)出口端減壓比與進(jìn)出口側(cè)活塞面積比成反比。在某些減壓控制回路中，液壓快速接頭的出口壓力是用來控制電液換向接頭或外控順序接頭等的控制油液壓力大小的，當(dāng)電液換向接頭或外控順序接頭換向或工作后，液壓快速接頭出油口流量變?yōu)榱?，但壓力還需保持原先調(diào)定的壓力。這種情況下，因接頭出口流量為零，流經(jīng)減壓口的流量只有先導(dǎo)流量。由于先導(dǎo)流量很少，一般在2L/min之內(nèi)，因此主接頭減壓口基本上接近全關(guān)位置（開度極?。葘?dǎo)流量由三角槽或斜錐面處流出，如果主接頭芯配合過松或磨損過大，則泄漏量增加。</p><p style="text-indent:25px">液壓快速接頭的構(gòu)造類型很多，以往常見的有薄膜式、內(nèi)彈簧活塞式等。液壓快速接頭的基本作用原理是靠接頭內(nèi)流道對水流的局部阻力降低水壓，水壓降的范圍由連接接頭瓣的薄膜或活塞兩側(cè)的進(jìn)出口水壓差自動調(diào)節(jié)。近年來又出現(xiàn)一些新型液壓快速接頭，如定比式液壓快速接頭。定比減壓原理是利用接頭體中浮動活塞的水壓比控制，進(jìn)出口端減壓比與進(jìn)出口側(cè)活塞面積比成反比。這種液壓快速接頭工作平穩(wěn)無振動；接頭體內(nèi)無彈簧，故無彈簧銹蝕、金屬疲勞失效之慮；密封性能良好不滲漏，因而既減動壓（水流動時）又減靜壓（流量為0時）；特別是在減壓的同時不影響水流量。液壓快速接頭通常有DN50～DN100等多種規(guī)格，接頭前、后的工作壓力分別為＜1MPa和0．1～0．5MPa，調(diào)壓范圍誤差為±5％～10％。液壓快速接頭裝置在底部的軸裝配空上形狀為雙四方形，這個特點就有利于液壓快速接頭的轉(zhuǎn)角安裝。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江卷管器液壓元件品牌,液壓" src="https://tyunfile.71360.com/UploadFile/shanghaimaihe/637368233165927734/5394313.png"></div><p style="text-indent:25px">液壓快速接頭的流量特性：是指輸入壓力一定時，輸出壓力必須低于輸出流量g的變化而變化的特性。當(dāng)流量g發(fā)生變化時，輸出壓力的變化越小越好。一般輸出壓力越低，它隨輸出流量的變化波動就越小。它可將接頭前管路較高的液體壓力減少至接頭后管路所需的水平。這里的傳輸介質(zhì)主要是水。液壓快速接頭普遍用于高層建筑、城市給水管網(wǎng)水壓過高的區(qū)域、礦井及其他場合，以保證給水系統(tǒng)的水壓大小成正比，因此液壓快速接頭具有改善系統(tǒng)運行工況和潛在節(jié)水作用，據(jù)統(tǒng)計其節(jié)水效果約為30%。液壓快速接頭操作簡單，基本可以實現(xiàn)免維護(hù)。浙江卷管器液壓元件品牌</p><p style="text-indent:25px">液壓快速接頭為防止二次蒸汽壓力超過規(guī)定值，自動打開安全閥使多余蒸汽排放。浙江卷管器液壓元件品牌</p><p style="text-indent:25px">液壓快速接頭選用說明：液壓快速接頭的應(yīng)用范圍很廣，在蒸汽、壓縮空氣、工業(yè)用氣、水、油和許多其他液體介質(zhì)的設(shè)備和管路上均可使用，介質(zhì)流經(jīng)液壓快速接頭出口處的量，一般用質(zhì)量流量或體積流量表示；波紋管直接作用式液壓快速接頭適用于低壓、中小口徑的蒸汽介質(zhì)；薄膜直接作用式液壓快速接頭適用于中低壓、中小口徑的空氣、水介質(zhì)；先導(dǎo)活塞式液壓快速接頭，適用于各種壓力、各種口徑、各種溫度的蒸汽、空氣和水介質(zhì)，若用不銹耐酸鋼制造，可適用于各種腐蝕性介質(zhì)；先導(dǎo)波紋管式液壓快速接頭，適用于低壓、中小口徑的蒸汽、空氣等介質(zhì)；浙江卷管器液壓元件品牌</p></p><br /><p>文章來源地址: 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