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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yxdqsb/637348278514501953/7616935.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="imz7uwy" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yxdqsb/637348278514501953/7616935.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="mqnubik" 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>嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架,梯級(jí)式橋架</p><p><span>***更新：</span>2021-01-31 12:24:00</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="cro3vnf" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海揚(yáng)迅電氣設(shè)備成套有限公司</a></p><p><span>聯(lián)系人：</span>楊祥</p><p><span>郵箱: </span>348588334@qq.com</p><p><span>電話: </span>13901927698</p><p><span>傳真: </span>021_36328300</p><p><span>網(wǎng)址: </span>http://www.yangsdq.com</p><p><span>手機(jī): </span>021-36328200</p><p><span>地址: </span>寶山區(qū)上大路178弄47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="aumjlxu" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="oynkht7" class="box"><p><p style="text-indent:25px">電纜橋架的荷載：電纜橋架的荷載分為靜荷載、動(dòng)荷載和附加荷載。靜荷載是指敷設(shè)在電纜橋架內(nèi)的電纜種類、根數(shù)、每根的外徑重量/單位長(zhǎng)度,按電纜敷設(shè)的不同路由分別列表統(tǒng)計(jì)，嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架。動(dòng)荷載是指電纜橋架安裝和維護(hù)過(guò)程中施工維修人員的重量。對(duì)于輕型電纜橋架,一般不考慮動(dòng)荷載,即不允許在橋架上站(行)人,如果需要考慮站人，嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架,則應(yīng)將跨距適當(dāng)縮小，嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架。附加荷載*在室外是指冰雪、風(fēng)和電磁力所形成的荷載,它與安裝場(chǎng)所的地區(qū)自然氣象條件和帶電體的性質(zhì)有關(guān),設(shè)計(jì)中應(yīng)根據(jù)各種條件加以計(jì)算。鋁合金防腐橋架特別適用于高溫、高濕、富鹽霧的環(huán)境中選用。嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架,梯級(jí)式橋架" src="https://tyunfile.71360.com/UploadFile/yxdqsb/637348278514501953/7616935.png"></div><p style="text-indent:25px">橋架系統(tǒng)設(shè)計(jì)內(nèi)容：橋架系統(tǒng)工程設(shè)計(jì)應(yīng)與土建、工藝以及有關(guān)專業(yè)密切相配合以確定較佳布置，其設(shè)計(jì)內(nèi)容可含有：1、橋架系統(tǒng)的有關(guān)剖面圖。2、橋架系統(tǒng)的平面布置圖。3、橋架系統(tǒng)所需直線段、彎通、支、吊架規(guī)格和數(shù)量的明細(xì)表以及必要的說(shuō)明。4、有特殊要求的非標(biāo)件技術(shù)說(shuō)明或示意圖。弱電電纜與其它低電壓電纜合用橋架時(shí),應(yīng)嚴(yán)格執(zhí)行選擇具有外屏蔽層的弱電系統(tǒng)的弱電電纜,避免相互間的干擾。如與電力電纜橋架合用時(shí),應(yīng)將電力電纜和弱電電纜各直一側(cè),中間采用隔板分隔。閔行區(qū)好用的梯級(jí)式直通橋架立柱是支撐電纜橋架的主要部件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架,梯級(jí)式橋架" src="https://tyunfile.71360.com/UploadFile/yxdqsb/637348278591132813/9503908.png"></div><p style="text-indent:25px">大跨距電纜橋架是一種較一般電纜橋架的支撐跨度大，且由于結(jié)構(gòu)上設(shè)計(jì)精巧，因而又比一般電纜橋架具有承載能力大等特點(diǎn)的橋架，所以它不*適用于煉油、化工、紡織、機(jī)械、冶金、電力、電視、廣播等工礦企事業(yè)的室內(nèi)外電纜架空的敷設(shè)，也可作為地下的工事，例如：地鐵、人防工程的電纜溝和電纜隧道內(nèi)支架。大跨距電纜橋架共包括大跨距的梯級(jí)、托盤、槽式、重載荷梯架、直角三通、多節(jié)三通、直角四通，以及相應(yīng)型號(hào)的連接件，蓋板和支柱。大跨距電纜橋架備有蓋板，需要配蓋板時(shí)在訂貨時(shí)說(shuō)明，或按蓋板型號(hào)訂貨。大跨距電纜橋架表面處理分塑料噴塑、鍍鋅，或烤漆等處理。在腐蝕性環(huán)境中，可選用經(jīng)過(guò)塑料噴涂處理的橋架，在一般大氣防腐環(huán)境中可選用鍍鋅處理的橋架。</p><p style="text-indent:25px">電纜橋架材料統(tǒng)計(jì)方面的問(wèn)題設(shè)計(jì)圖紙?jiān)诓牧辖y(tǒng)計(jì)方面存在的主要問(wèn)題：1）漏項(xiàng)。有的統(tǒng)計(jì)托架材料時(shí)**統(tǒng)計(jì)直通部分，彎通部分不統(tǒng)計(jì)；有的材料表干脆沒(méi)有支吊架一項(xiàng)。對(duì)于工程總承包公司而言，漏項(xiàng)帶來(lái)的后果是在項(xiàng)目報(bào)價(jià)階段導(dǎo)致報(bào)價(jià)偏低，而在項(xiàng)目執(zhí)行階段采購(gòu)部門老是和供貨商簽訂增補(bǔ)合同，從而導(dǎo)致總承包公司利潤(rùn)的降低。2）錯(cuò)項(xiàng)。原因在于很多設(shè)計(jì)人員對(duì)于一些概念不清，有的把彎通、支吊架算作附件，有的把蓋板當(dāng)成主材。實(shí)際上，電纜橋架的“托架”包括直通和彎通兩部分。電纜橋架的“附件”包括各種連接板、蓋板、隔板、壓板、終端板、引下件、緊固件等。附件在材料表中不開(kāi)列，由供貨商隨貨配套供應(yīng)，成本打入托架的單價(jià)部分，工程中不需要供貨商單獨(dú)報(bào)價(jià)。而“支吊架”包括托臂、立柱、吊架等，需要單獨(dú)開(kāi)列，工程中供貨商需要單獨(dú)報(bào)價(jià)。　分為這幾種材質(zhì)：噴塑、鋁合、鍍鋅、防火、不銹鋼、熱鍍鋅。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架,梯級(jí)式橋架" src="https://tyunfile.71360.com/UploadFile/yxdqsb/637348278013593750/994492.png"></div><p style="text-indent:25px">有些則是無(wú)源電(光)纜線(如數(shù)據(jù)電纜、視頻同軸電纜等)，因此，在布線方式和路由選擇的排列進(jìn)行設(shè)計(jì)時(shí),應(yīng)該加以區(qū)別，不但應(yīng)該符合規(guī)范的要求，還要考慮布線的安全性、可擴(kuò)性、經(jīng)濟(jì)性和美觀，便于維修，電纜橋架作為承載各種電纜敷設(shè)的載體，從屬于布線的需要，同樣應(yīng)遵循上述原則加以實(shí)施。由于建筑物內(nèi)多種管線平行交叉，空間有限，特別是大型寫字樓、金融商廈、酒店、場(chǎng)館等建筑，信息點(diǎn)密集，纜線敷設(shè)除了采用樓板溝槽和墻內(nèi)埋管方式外，在豎井和屋內(nèi)天棚吊頂內(nèi)普遍采用電纜橋架，提供不同走向的布線，弱電系統(tǒng)的各種纜線分類布放在橋架內(nèi),其較佳路由選擇和安裝方式要根據(jù)走向的要求，并結(jié)合建筑結(jié)構(gòu)和空調(diào)、電氣等管線協(xié)商的位置加以確定,無(wú)源纜線不能與有源電纜并排鋪設(shè)，受條件所限鋪放同一橋架內(nèi)，其間必須采用金屬隔板分設(shè)，引出的纜線盡量避免平面交叉，橋架穿越樓板，墻體或伸縮縫時(shí)，應(yīng)該在建筑圖上標(biāo)出予留相應(yīng)的空洞和位置，避免因遺漏等到施工時(shí)臨時(shí)鉆空，可能傷及土建結(jié)構(gòu)。為了防止電磁輻射的干擾(EMC)，在橋架的設(shè)計(jì)中，應(yīng)考慮橋架的封閉性槽式電纜橋架的護(hù)罩隨槽體配套供貨，其它配件與梯級(jí)式、托盤式橋架通用。嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架</p><p style="text-indent:25px">立柱和托臂是電纜橋架安裝的兩個(gè)主要部件。嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架</p><p style="text-indent:25px">空間式槽式橋架電纜：空間式表面由于是屬于一種通過(guò)由于，是表面由于部分中的第二代里面。它使用大事工程、五六種事業(yè)單位、五六種表面的敷到臉上，它都是物質(zhì)簡(jiǎn)單、設(shè)計(jì)聰明、安置固有、做法清白等劣勢(shì)。空間式槽式橋架電纜倘若依賴寬100、150、200mm的三種基型就創(chuàng)議合成部分構(gòu)造結(jié)構(gòu)組成您所不要尺碼的槽式橋架電纜，它供給無(wú)需建筑彎通、三通等內(nèi)部就創(chuàng)議使用親自安置隨機(jī)衛(wèi)星、變寬、分引上、引下。在隨機(jī)地方、不不要實(shí)現(xiàn)、阻隔才可用管關(guān)系到。它既可固有工程征戰(zhàn)，又固有建筑部分、更固有安置稱為，是如今表面由于中較夢(mèng)想的里面槽式橋架電纜。嘉定區(qū)質(zhì)量好的梯形鍍鋅橋架</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3096797.html</p></div></div></div></div></div><div id="xwoq3ev" class="page-right twoColRt"><div id="lpbt2kw" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="aury2zw" 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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