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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>廣州U型環(huán)生產(chǎn)公司,U型環(huán)</p><p><span>***更新：</span>2020-11-28 02:19:28</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="oy3ol7g" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海含商建設(shè)工程有限公司</a></p><p><span>聯(lián)系人：</span>朱瑩</p><p><span>郵箱: </span>Irene_zy516@163.com</p><p><span>電話: </span>13918191286</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://shhanshang.shop.88360.com</p><p><span>手機(jī): </span>021-58210069</p><p><span>地址: </span>上海市崇明區(qū)新河鎮(zhèn)新申路921弄2號L區(qū)228室(上海富盛經(jīng)濟(jì)開發(fā)區(qū))</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="blpwdst" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="p3zgdzb" class="box"><p><p style="text-indent:25px">標(biāo)稱電壓高于1000V的交流架空線路用U型環(huán)一定義試驗(yàn)方法及驗(yàn)收準(zhǔn)則.避免高壓U型環(huán)冰閃常見故障的方式積塵星少倒，V型高壓U型環(huán)串自潔性能較好。發(fā)生局部電弧時(shí)電離氣體易擴(kuò)散，冰閃電壓高。對微氣象、覆冰及重污區(qū)雙串高壓U型環(huán)，有選擇地(針對ZM塔)進(jìn)行倒V型改造，效果良好"但投資較大且改造復(fù)雜，對U型環(huán)和導(dǎo)線的影響需考驗(yàn).或向生產(chǎn)廠家定做上、中、下各有一片特大傘裙的合成高壓U型環(huán)。可阻斷冰柱，廣州U型環(huán)生產(chǎn)公司、污流的形成，直線單聯(lián)瓷高壓U型環(huán)上、中，廣州U型環(huán)生產(chǎn)公司、下部加裝3個(gè)大帽瓶，廣州U型環(huán)生產(chǎn)公司。對防鳥害也有一定效果，但防冰閃效果不如倒V改造，改造較復(fù)雜且投資較大。U型環(huán)常作為架空電力線路和變電所聯(lián)結(jié)U型環(huán)串或鋼絞線與桿塔固定時(shí)用。廣州U型環(huán)生產(chǎn)公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州U型環(huán)生產(chǎn)公司,U型環(huán)" src="https://tyunfile.71360.com/UploadFile/shhanshang/637408582650596320/4430892.png"></div><p style="text-indent:25px">U型環(huán)懸垂線夾的船體掛軸上掛板是通過插銷固定的，插銷內(nèi)有一平墊片，墊片遮住了掛軸的連接部位，若不打開墊片，很難發(fā)現(xiàn)船體掛軸的磨損情況，因此在檢查掛軸的磨損程度時(shí)，必須取下插銷、打開墊片，同時(shí)在檢查中還應(yīng)注意做好防范避雷線掉落的臨時(shí)措施。為防止避雷線的磨損，應(yīng)按避雷線的截面來選用懸垂線夾的尺寸，在施工中嚴(yán)格按工藝要求做好線夾處避雷線的鋁包帶包纏并將避雷線壓緊。在線路設(shè)計(jì)中，只對U型環(huán)荷載有要求，而其它強(qiáng)度參數(shù)則沒有要求檢驗(yàn)。因此在風(fēng)力較強(qiáng)，風(fēng)偏較大地區(qū)，線路設(shè)計(jì)、施工選擇懸垂線夾時(shí)，應(yīng)考慮挑選耐磨的線夾和有防風(fēng)偏組件的懸垂線夾。廣州U型環(huán)生產(chǎn)公司U型環(huán)如果在熱浸鍍鋅后加工則應(yīng)涂防腐油脂。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州U型環(huán)生產(chǎn)公司,U型環(huán)" src="https://tyunfile.71360.com/UploadFile/shhanshang/637408583055479482/5611035.png"></div><p style="text-indent:25px">U型環(huán)的好壞對線路的安全運(yùn)行是非常重要的，所以大家一定要根據(jù)實(shí)際情況選擇合適的絕緣子。在高壓架空線路上，靠近U型環(huán)兩側(cè)的導(dǎo)線上常掛一個(gè)小錘，這種小錘叫防振錘，是為了減少導(dǎo)線因風(fēng)力扯起振動(dòng)而設(shè)的。高壓架空線路桿位較高，而檔距較大，當(dāng)導(dǎo)線受到風(fēng)力作用時(shí)，會發(fā)生振動(dòng)。導(dǎo)線振動(dòng)時(shí)，導(dǎo)線懸掛處的工作條件為不利。由于多次振動(dòng)，導(dǎo)線因周期性的彎折會發(fā)生疲勞破壞。當(dāng)架空線路檔距大于120米時(shí)，一般采用防振錘防震。對于鋼芯鋁絞線，防振錘重量為w=0.4d-2.2式中d--導(dǎo)線外徑防振錘由一定質(zhì)量的重錘，具有較高彈性、**度的度鋅鋼絞線及線夾組成。</p><p style="text-indent:25px">人工污穢工頻耐受電壓高壓U型環(huán)應(yīng)滿足人工污穢工頻耐受電壓試驗(yàn)要求。在給定等值附鹽密度下的人工污穢工頻耐受電壓應(yīng)滿足運(yùn)行對其要求。工頻電弧高壓U型環(huán)應(yīng)滿足工頻電弧試驗(yàn)要求。高壓U型環(huán)金屬附件的設(shè)計(jì)應(yīng)考慮電弧的影響。短路電流的大小及電流持續(xù)時(shí)間可能會引起端部附件、及傘裙損壞，應(yīng)當(dāng)設(shè)計(jì)有恰當(dāng)?shù)碾娀”Ｗo(hù)器件。介面的滲透性高壓U型環(huán)應(yīng)滿足機(jī)械負(fù)荷--時(shí)間試驗(yàn)和金屬附件與絕緣護(hù)套間介面的滲透性試驗(yàn)的要求，并應(yīng)滿足驗(yàn)證金屬附件和傘套間面的滲透性和驗(yàn)證額定機(jī)械負(fù)荷的要求。U型環(huán)要承受彎矩(與U型環(huán)受剪切相比，彎矩居主要地位)故必須計(jì)算器抗彎強(qiáng)度。高壓U型環(huán)是指用在高壓、超高壓架空輸電線路和變電所的U型環(huán)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州U型環(huán)生產(chǎn)公司,U型環(huán)" src="https://tyunfile.71360.com/UploadFile/shhanshang/637408582507735004/7213593.png"></div><p style="text-indent:25px">傳統(tǒng)的電力廠家使用的U型環(huán)主要由增強(qiáng)殼體、穿刺具片、防水硅脂、**度螺栓和螺母組成，其螺母推薦力矩螺母，其結(jié).構(gòu)較為成熟，也得到較為比較廣的的應(yīng)用。但是傳統(tǒng)電力U型環(huán)也存在不足之處，夾線的壓力依靠普通螺栓組件的壓力，其牢固性較差，容易松動(dòng)。在架空電力線路的施工中，當(dāng)電纜需做分支或接續(xù)時(shí)，需要用電力U型環(huán)將兩根絕緣導(dǎo)線連接在一起。電力U型環(huán)具有安裝簡便，低成本，安全可靠免維護(hù)的特點(diǎn)。無需截?cái)嘀麟娎|、無需剝?nèi)ル娎|的絕緣層即可做電纜分支，接頭完全絕緣，可帶電作業(yè)，可以在電纜任意位置作現(xiàn)場分支;不需使用終端箱、分線箱;且接頭耐扭曲，防震、防水、防腐蝕老化，U型環(huán)是供電線路上使用得兩端分別由掛環(huán)與掛板連接件組合構(gòu)成的U形U型環(huán)。北京U型環(huán)生產(chǎn)公司</p><p style="text-indent:25px">U型環(huán)緊固件表面質(zhì)量:緊固件表面沒有鋅瘤、鋅渣、鋅灰存在;外螺紋、內(nèi)螺紋光整。廣州U型環(huán)生產(chǎn)公司</p><p style="text-indent:25px">U形掛環(huán)的破壞荷重應(yīng)不小于以下數(shù)值:U-7、UL-7型69kN;U-10、UL-10型98kN;U-12型118kN;U-16、UL-16型157kN;U-20、UL-20型196kN;U-25型245kN;U-30型294kN;U-50型490kN。驗(yàn)收規(guī)則及試驗(yàn)方法：U形掛環(huán)的驗(yàn)收及試驗(yàn)按GB2317-85《電力金具驗(yàn)收規(guī)則、試驗(yàn)方法、標(biāo)志與包裝》進(jìn)行。標(biāo)志與包裝：U形掛環(huán)的標(biāo)志與包裝按GB2317-85規(guī)定進(jìn)行。適用范圍：本標(biāo)準(zhǔn)適用于架空電力線路和變電所聯(lián)結(jié)U型環(huán)串或鋼絞線與桿塔固定用的U形掛環(huán)。型式尺寸：U-U形;L---延長;數(shù)字一-標(biāo)稱破壞荷重標(biāo)記。技術(shù)要求：U形掛環(huán)一般技術(shù)條件應(yīng)符合GB2314-85《電力金具通用技術(shù)條件》的規(guī)定。廣州U型環(huán)生產(chǎn)公司</p><p style="text-indent:25px">上海含商建設(shè)工程有限公司總部位于上海市崇明區(qū)新河鎮(zhèn)新申路921弄2號L區(qū)228室(上海富盛經(jīng)濟(jì)開發(fā)區(qū))，是一家市政公用工程，管道工程，機(jī)電設(shè)備安裝、維修（除特種設(shè)備），化工產(chǎn)品及原料（除危險(xiǎn)化學(xué)品、監(jiān)控化學(xué)品、煙花爆竹、民用物品、易制毒化學(xué)品）、儀器儀表、五金交電、橡塑制品、建筑材料、裝潢材料、電子產(chǎn)品、日用百貨的銷售，機(jī)械設(shè)備技術(shù)領(lǐng)域內(nèi)的技術(shù)開發(fā)、技術(shù)轉(zhuǎn)讓、技術(shù)咨詢和技術(shù)服務(wù)。的公司。上海含商建設(shè)擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供維修高壓主汽門、高壓調(diào)門，維修中壓主汽門、中壓調(diào)門，閥座的車削、堆焊、補(bǔ)焊，熱處理、研磨。上海含商建設(shè)繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。上海含商建設(shè)始終關(guān)注機(jī)械及行業(yè)設(shè)備市場，以敏銳的市場洞察力，實(shí)現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/2172362.html</p></div></div></div></div></div><div id="az8fczw" class="page-right twoColRt"><div id="qak3jyt" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ti7skwn" class="recomPic 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