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href="http:///">首頁</a> >> <a href="http:///news/">新聞中心</a> >> <a href="http:///news/xydt/">行業(yè)新聞</a> </div> </div> <div id="nl515nzhf" class="content">  <div id="nl515nzhf" class="news_detail"> <h1 class="title">單頭加熱管使用說明</h1> <div id="nl515nzhf" class="info_title clearfix"> <h3 class="title_bar"> 發(fā)布日期：<span>2022-12-17</span> 作者：<span></span> 點(diǎn)擊：<span><script src="http:///data/include/newshits.php?id=581"></script></span> </h3> <div id="nl515nzhf" class="share">  <div id="nl515nzhf" class="bdsharebuttonbox"> <a href="#" class="bds_more" data-cmd="more"></a> <a href="#" class="bds_qzone" data-cmd="qzone"></a> <a href="#" class="bds_tsina" data-cmd="tsina"></a> <a href="#" class="bds_tqq" data-cmd="tqq"></a> <a href="#" class="bds_renren" data-cmd="renren"></a> <a href="#" class="bds_weixin" data-cmd="weixin"></a> </div> <script> window._bd_share_config={"common":{"bdSnsKey":{},"bdText":"","bdMini":"2","bdPic":"","bdStyle":"0","bdSize":"16"},"share":{},"image":{"viewList":["qzone","tsina","tqq","renren","weixin"],"viewText":"分享到：","viewSize":"16"},"selectShare":{"bdContainerClass":null,"bdSelectMiniList":["qzone","tsina","tqq","renren","weixin"]}};with(document)0[(getElementsByTagName('head')[0]||body).appendChild(createElement('script')).src='http://bdimg.share.baidu.com/static/api/js/share.js?v=89860593.js?cdnversion='+~(-new Date()/36e5)]; </script>  </div> </div> <div id="nl515nzhf" class="content"><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;"><a href='http:///product/dtjrg8f8/' target='_blank' class='key_tag'><font color=#2086ee><strong>單頭加熱管</strong></font></a>使用說明</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">氣體中使用單頭<a href='http:///' target='_blank' class='key_tag'><font color=#2086ee><strong>加熱管</strong></font></a></span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">在氣體環(huán)境中使用加熱管，首先要保證安裝位置通風(fēng)性良好，使加熱管表面散發(fā)的熱量可以快速傳到出去。表面負(fù)荷高的加熱管用在通風(fēng)性差的環(huán)境，容易造成表面溫度過高，可能造成管子燒壞。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">液體中使用單頭加熱管</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">需要先根據(jù)加熱液體的介質(zhì)來選擇加熱管，尤其是腐蝕溶液要根據(jù)材料耐蝕特性來選擇管材。其次，要根據(jù)加熱液體的介質(zhì)來控制加熱管的表面負(fù)荷。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">模具中使用單頭加熱管</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">根據(jù)單頭加熱管的尺寸在模具上預(yù)留安裝孔(或根據(jù)安裝孔的尺寸定制加熱管的外徑)，請(qǐng)盡量縮小加熱管與安裝孔的間隙，加工安裝孔時(shí)，單側(cè)間隙建議取0.05mm以內(nèi)。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：加熱管與安裝孔間隙不宜過大：</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">安裝間隙過大，導(dǎo)致加熱管與金屬不夠緊密，不易于加熱管表面溫度的傳導(dǎo)，會(huì)影響加熱管使用壽命。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">間隙過大會(huì)延長升溫時(shí)間，導(dǎo)致溫度控制的響應(yīng)速度變慢。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">建議加熱管的安裝孔采用鉸制孔，如加熱物體溫度在300℃以下且對(duì)溫度無很精確要求鉆削孔也可使用。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：安裝前保證模具孔干凈無油跡殘留：</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">加熱管安裝前需保證其表面沒有沾染異物與油漬。機(jī)械加工時(shí)油跡的殘留在加熱后會(huì)被碳化，將會(huì)影響加熱管熱量的傳導(dǎo)，可能造成加熱管損壞。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：加熱管使用時(shí)要安裝牢固</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">未固定的加熱管在模具孔中的容易來回移動(dòng)，可能導(dǎo)致發(fā)熱區(qū)域暴露在空氣中或引線進(jìn)入高溫區(qū)域，或?qū)⒁鸺訜峁軗p壞、觸電、火災(zāi)等事故發(fā)生?？蛇x用頂絲或者固定片等方式將加熱管固定。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：根據(jù)單頭加熱管發(fā)熱部分的長度定制模具的孔深度</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">孔太淺導(dǎo)致安裝后加熱管發(fā)熱部分外露，沒有良好的散熱環(huán)境，這將對(duì)加熱管造成損壞，甚至可能引起火災(zāi)等事故的發(fā)生。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">孔太深導(dǎo)致加熱管安裝后封口、導(dǎo)線部分陷入較高的使用環(huán)境中，長期使用將可能導(dǎo)致電極間的短路等問題。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：使用時(shí)應(yīng)避免加熱管引線部位的折彎</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">加熱管引線部位的折彎很容易造成彎曲處折斷、短路等問題。使用中如果引線需反復(fù)彎曲或折彎，請(qǐng)與立林技術(shù)人員聯(lián)系，選用更合適的結(jié)構(gòu)。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：加熱管要注意防潮，初始使用時(shí)建議使用低電壓?jiǎn)?dòng)</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">在高濕度的環(huán)境中儲(chǔ)存和使用，會(huì)引起絕緣電阻下降，但通電后加熱管內(nèi)濕氣蒸發(fā)，絕緣性能會(huì)逐漸復(fù)原，建議采用低電壓的方式啟動(dòng)。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：引線連接時(shí)，確保端子的牢固性</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">導(dǎo)線和端子采用壓接方式連接時(shí)，如果壓接不牢會(huì)造成接觸電阻增大，溫度上升，引起加熱管損壞、火災(zāi)等問題發(fā)生。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：需控制加熱管導(dǎo)線出口、法蘭或固定片部位的溫度</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">導(dǎo)線出口附近應(yīng)控制在130℃以下。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">使用帶法蘭或固定片的加熱管時(shí)，法蘭附近應(yīng)控制在180℃以下。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：請(qǐng)?jiān)陬~定電壓范圍內(nèi)使用，勿使用高于額定電壓以上的電源</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">加熱管自身的阻值是固定的，使用電壓改變將引起功率的改變。允許在額定電壓范圍內(nèi)使用加熱管，但高于額定電壓使用將使得加熱管功率變大，異常高溫可能導(dǎo)致加熱管損壞、火災(zāi)等事故發(fā)生。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：請(qǐng)勿使<a href='http:///product/ggldtjrg948/' target='_blank' class='key_tag'><font color=#2086ee><strong>高功率單頭加熱管</strong></font></a>在大氣中干燒</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">即使單頭加熱管的部分發(fā)熱段暴露在空氣中使用，也可能因異常發(fā)熱而導(dǎo)致斷線、起火。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：請(qǐng)勿對(duì)單頭加熱管機(jī)械敲擊、改造</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">對(duì)成品加熱管進(jìn)行敲擊、改造等，將可能導(dǎo)致加熱管損壞、短路、觸電等問題。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">注意：請(qǐng)勿用手觸摸使用中或剛切斷電源的加熱管</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">加熱管在使用中禁止用手觸摸，尤其是高溫加熱管，即使帶防護(hù)手套觸碰仍有燙傷風(fēng)險(xiǎn)。取出加熱管時(shí)，請(qǐng)務(wù)必先切斷電源，待加熱管冷卻到室溫時(shí)再操作。</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">推薦：加熱管與PID控制式溫度控制器一起使用</span></p><p style="line-height: 2em; text-indent: 2em;"><span style="font-family: 微軟雅黑, "Microsoft YaHei"; font-size: 16px;">異常短的開關(guān)周期將對(duì)加熱管的壽命造成不良影響，為了保證成形產(chǎn)品品質(zhì)的穩(wěn)定性、提高加熱管壽命，推薦使用通過PID控制的控制器。</span></p></div> <h3 class="tag">本文網(wǎng)址：http:///news/581.html </h3> <h3 class="tag">關(guān)鍵詞：<a href="http:///tag/%E5%8D%95%E5%A4%B4%E5%8A%A0%E7%83%AD%E7%AE%A1%E5%A4%9A%E5%B0%91%E9%92%B1">單頭加熱管多少錢</a>,<a href="http:///tag/%E5%8D%95%E5%A4%B4%E5%8A%A0%E7%83%AD%E7%AE%A1%E4%BB%B7%E6%A0%BC">單頭加熱管價(jià)格</a>,<a 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