防火，要(yao)求橋(qiao)(qiao)(qiao)架(jia)防火的(de)(de)區段，必須(xu)采用鋼制或(huo)(huo)不(bu)燃、阻燃材料。電(dian)(dian)纜橋(qiao)(qiao)(qiao)架(jia)的(de)(de)接(jie)(jie)地(di)(di)(di)，根據《建筑(zhu)電(dian)(dian)氣工(gong)程(cheng)施(shi)工(gong)質量驗(yan)(yan)收(shou)規范》（GB 50303-2015 ）11.1.1（強制性條(tiao)文(wen)），電(dian)(dian)纜橋(qiao)(qiao)(qiao)架(jia)應(ying)可(ke)(ke)靠接(jie)(jie)地(di)(di)(di)，全長超過30m時，每隔應(ying)增加(jia)與保(bao)護導體的(de)(de)連(lian)接(jie)(jie)：參(can)考國家(jia)標準(zhun)圖集《電(dian)(dian)纜橋(qiao)(qiao)(qiao)架(jia)安(an)裝》（04D701-3）P85、86、87頁(ye)兩種接(jie)(jie)地(di)(di)(di)做法(fa)：方法(fa)1：采用銅絞線(xian)或(huo)(huo)鍍鋅(xin)扁(bian)鋼從低壓配(pei)電(dian)(dian)室開始(shi)沿橋(qiao)(qiao)(qiao)架(jia)全線(xian)貫通(tong)(tong)(tong)敷設。銅絞線(xian)或(huo)(huo)扁(bian)鋼與橋(qiao)(qiao)(qiao)架(jia)每段通(tong)(tong)(tong)過螺栓緊(jin)固有數個電(dian)(dian)氣連(lian)通(tong)(tong)(tong)點，并(bing)在起(qi)始(shi)點、終點端均(jun)可(ke)(ke)靠接(jie)(jie)地(di)(di)(di)。此(ci)方法(fa)在實(shi)際(ji)施(shi)工(gong)中普通(tong)(tong)(tong)使用，而(er)且深得監理單位或(huo)(huo)質檢站驗(yan)(yan)收(shou)的(de)(de)認可(ke)(ke)。方法(fa)2：利(li)用橋(qiao)(qiao)(qiao)架(jia)自身作(zuo)接(jie)(jie)地(di)(di)(di)線(xian)，此(ci)做法(fa)首(shou)先就是必須(xu)是金屬橋(qiao)(qiao)(qiao)架(jia)，而(er)且在橋(qiao)(qiao)(qiao)架(jia)的(de)(de)聯結(jie)處必須(xu)要(yao)用符(fu)(fu)合規范要(yao)求的(de)(de)軟芯電(dian)(dian)纜或(huo)(huo)銅帶作(zuo)跨接(jie)(jie)連(lian)通(tong)(tong)(tong)，全程(cheng)任(ren)一處有效截面(mian)積應(ying)符(fu)(fu)合要(yao)求，并(bing)在沿程(cheng)適當位置增加(jia)接(jie)(jie)地(di)(di)(di)點。電(dian)(dian)纜橋(qiao)(qiao)(qiao)架(jia)可(ke)(ke)以根據不(bu)同的(de)(de)地(di)(di)(di)面(mian)條(tiao)件進行調整和(he)安(an)裝。河南封閉式電(dian)(dian)纜橋(qiao)(qiao)(qiao)架(jia)哪家(jia)好(hao)

如與電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)合(he)用(yong)時(shi),應(ying)將電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)和弱(ruo)電(dian)(dian)(dian)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)各直一側(ce),中間采用(yong)隔板(ban)分隔。弱(ruo)電(dian)(dian)(dian)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)與其(qi)它低電(dian)(dian)(dian)壓(ya)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)合(he)用(yong)橋(qiao)架(jia)時(shi),應(ying)嚴格執行選擇具有(you)外屏(ping)蔽層(ceng)的(de)(de)弱(ruo)電(dian)(dian)(dian)系統(tong)的(de)(de)弱(ruo)電(dian)(dian)(dian)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan),避免相互間的(de)(de)干擾(rao)。其(qi)它安(an)裝：(1)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)由室(shi)外進入建筑物內(nei)時(shi),橋(qiao)架(jia)向外的(de)(de)坡度不(bu)(bu)得小于1/100。(2)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)與用(yong)電(dian)(dian)(dian)設備交越時(shi),其(qi)間的(de)(de)凈距(ju)不(bu)(bu)小于0.5m。(3)兩組電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)在(zai)同一高(gao)(gao)(gao)度平(ping)行敷(fu)設時(shi),其(qi)間凈距(ju)不(bu)(bu)小于0.6m。(4)在(zai)平(ping)行圖(tu)(tu)上(shang)繪出橋(qiao)架(jia)的(de)(de)路由,要(yao)注(zhu)明(ming)橋(qiao)架(jia)起點(dian)(dian)(dian)、終點(dian)(dian)(dian)、拐彎點(dian)(dian)(dian)、分支(zhi)點(dian)(dian)(dian)及升降點(dian)(dian)(dian)的(de)(de)坐標或定(ding)位尺寸(cun)、標高(gao)(gao)(gao),如能繪 制橋(qiao)架(jia)敷(fu)設軸側(ce)圖(tu)(tu),則對材料統(tong)計(ji)將更精(jing)確(que)。直線(xian)段(duan):注(zhu)明(ming)全(quan)長、橋(qiao)架(jia)層(ceng)數、標高(gao)(gao)(gao)、型號及規格。拐彎點(dian)(dian)(dian)和分支(zhi)點(dian)(dian)(dian):注(zhu)明(ming)所用(yong)轉彎接板(ban)的(de)(de)型號及規格。升降段(duan):注(zhu)明(ming)標高(gao)(gao)(gao)變化,也可(ke)用(yong)局(ju)部大樣圖(tu)(tu)或剖面圖(tu)(tu)表示。深圳不(bu)(bu)銹鋼電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)公司電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)架(jia)可(ke)以提供穩定(ding)的(de)(de)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)支(zhi)撐，確(que)保電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)的(de)(de)安(an)全(quan)性。

電(dian)纜(lan)(lan)橋(qiao)架(jia)是用薄鋼板沖(chong)壓而成。其承載能(neng)(neng)(neng)力(li)具(ju)有一(yi)定的(de)(de)(de)(de)限(xian)度(du)。否則(ze)將會因橋(qiao)架(jia)超載而產生(sheng)嚴重形(xing)變。影響橋(qiao)架(jia)的(de)(de)(de)(de)美觀和(he)電(dian)纜(lan)(lan)的(de)(de)(de)(de)安(an)全運行。通常電(dian)纜(lan)(lan)橋(qiao)架(jia)的(de)(de)(de)(de)承載能(neng)(neng)(neng)力(li)是用電(dian)纜(lan)(lan)橋(qiao)架(jia)的(de)(de)(de)(de)載荷特性曲(qu)線表(biao)示的(de)(de)(de)(de)。由載荷曲(qu)線圖可以看出，電(dian)纜(lan)(lan)橋(qiao)架(jia)的(de)(de)(de)(de)載荷能(neng)(neng)(neng)力(li)的(de)(de)(de)(de)大(da)小(xiao)是一(yi)個與橋(qiao)架(jia)規格(ge)(ge)和(he)支(zhi)撐(cheng)距離(li)(li)有關的(de)(de)(de)(de)量。對(dui)應(ying)于(yu)同一(yi)支(zhi)撐(cheng)距離(li)(li)和(he)彎凸變形(xing)量。側面高(gao)度(du)大(da)的(de)(de)(de)(de)橋(qiao)架(jia)承載能(neng)(neng)(neng)力(li)大(da)，高(gao)度(du)小(xiao)的(de)(de)(de)(de)橋(qiao)架(jia)承載能(neng)(neng)(neng)力(li)小(xiao)。另外當載荷能(neng)(neng)(neng)力(li)劃、相同時，對(dui)于(yu)同一(yi)規格(ge)(ge)的(de)(de)(de)(de)電(dian)纜(lan)(lan)橋(qiao)架(jia)。支(zhi)撐(cheng)距離(li)(li)小(xiao)的(de)(de)(de)(de)比(bi)支(zhi)撐(cheng)距離(li)(li)大(da)的(de)(de)(de)(de)彎曲(qu)變形(xing)量小(xiao)。一(yi)般情況(kuang)下電(dian)纜(lan)(lan)橋(qiao)架(jia)每隔l.5~2.0m安(an)裝(zhuang)一(yi)組(zu)支(zhi)撐(cheng)架(jia)。

電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)是(shi)由電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)直(zhi)(zhi)(zhi)線(xian)段(duan)、彎(wan)通(tong)(tong)(tong)、三通(tong)(tong)(tong)、四(si)通(tong)(tong)(tong)等(deng)，加上附件及支吊架(jia)(jia)(jia)(jia)等(deng)構成的(de)具有支撐保(bao)(bao)護電(dian)纜(lan)(lan)的(de)剛性(xing)結構系統，簡(jian)稱橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)按(an)(an)照橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)材質分(fen)為鋼制(zhi)電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、鋁合金電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)和不(bu)銹鋼電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)按(an)(an)照結構類型(xing)分(fen)為槽(cao)式電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、托(tuo)盤(pan)式電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)和梯式電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)按(an)(an)照品(pin)種(zhong)樣(yang)式分(fen)為直(zhi)(zhi)(zhi)通(tong)(tong)(tong)、水(shui)平彎(wan)通(tong)(tong)(tong)、水(shui)平三通(tong)(tong)(tong)、水(shui)平四(si)通(tong)(tong)(tong)、垂直(zhi)(zhi)(zhi)上彎(wan)通(tong)(tong)(tong)、垂直(zhi)(zhi)(zhi)下彎(wan)通(tong)(tong)(tong)、垂直(zhi)(zhi)(zhi)上三通(tong)(tong)(tong)、垂直(zhi)(zhi)(zhi)下三通(tong)(tong)(tong)、變徑直(zhi)(zhi)(zhi)通(tong)(tong)(tong)等(deng)。梯級式、托(tuo)盤(pan)式、槽(cao)式電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)各自優缺點:梯級式匯(hui)線(xian)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)具有良好的(de)通(tong)(tong)(tong)風性(xing)能(neng)，不(bu)防塵(chen)、不(bu)防干擾。電(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)可以使電(dian)纜(lan)(lan)布線(xian)更加可持(chi)續和環保(bao)(bao)。

設(she)計(ji)公式(shi)(shi)，電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)設(she)計(ji)使用都是有(you)一(yi)定(ding)的(de)(de)公式(shi)(shi)可(ke)循的(de)(de)，下面介紹下具體的(de)(de)公式(shi)(shi):在設(she)計(ji)計(ji)算中，若電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)實際載(zai)荷(he)量(liang)用G總(zong)表示:則:G總(zong)=n1g1 n2g2 n3g3 ……式(shi)(shi)中:g1 g2、g3……分(fen)別(bie)為(wei)(wei)(wei)橋(qiao)(qiao)架(jia)(jia)(jia)內各種(zhong)規格(ge)型號電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)單位(wei)長度重量(liang)。單位(wei)為(wei)(wei)(wei)(kg/m)n1、n2、n3 為(wei)(wei)(wei)同(tong)型號規格(ge)電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)根數。在選(xuan)取時(shi)，生產廠提(ti)供(gong)的(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)允許載(zai)荷(he)量(liang)應該大于(yu)(yu)實際載(zai)荷(he)量(liang)G總(zong)。當電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)帶護罩在室外安裝時(shi)，還應計(ji)人電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)承(cheng)受的(de)(de)較(jiao)大冰雪(xue)等載(zai)荷(he)的(de)(de)影(ying)響。電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)寬度b的(de)(de)確定(ding)是隨著電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)和控(kong)制電(dian)(dian)(dian)(dian)纜(lan)(lan)工作制的(de)(de)不同(tong)而有(you)所區別(bie)。由于(yu)(yu)電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)在橋(qiao)(qiao)架(jia)(jia)(jia)內一(yi)般是單層水平排放(fang)(fang)，所以其(qi)安裝橋(qiao)(qiao)架(jia)(jia)(jia)寬度b為(wei)(wei)(wei):b=n1(d1+k1)+ n2(d2+k2)+ n3(d3+k3)+……式(shi)(shi)中:d1、d2、d3……為(wei)(wei)(wei)橋(qiao)(qiao)架(jia)(jia)(jia)內各種(zhong)電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)外徑(jing)，單位(wei)為(wei)(wei)(wei)mm，n1、n2、n3……為(wei)(wei)(wei)上(shang)述同(tong)種(zhong)型號規格(ge)電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)根數。K1、k2、k3……為(wei)(wei)(wei)上(shang)述電(dian)(dian)(dian)(dian)纜(lan)(lan)放(fang)(fang)置(zhi)時(shi)的(de)(de)間距。其(qi)值較(jiao)小應大于(yu)(yu)電(dian)(dian)(dian)(dian)纜(lan)(lan)直徑(jing)的(de)(de)1/4。電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)可(ke)以提(ti)供(gong)電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)保護和隔(ge)離效果。河南封閉(bi)式(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)哪家(jia)好

電纜(lan)橋(qiao)架可以有效地減少電纜(lan)故障的發生率。河南封閉式電纜(lan)橋(qiao)架哪(na)家好

隨著我國(guo)新基(ji)建的(de)(de)大力建設，5G基(ji)站(zhan)以及數據中心的(de)(de)發展，未來(lai)，專門使用(yong)于機房的(de)(de)走線(xian)架(jia)、橋架(jia)的(de)(de)市(shi)場需求越來(lai)越多。電(dian)(dian)(dian)纜(lan)橋架(jia)是(shi)(shi)什么？在電(dian)(dian)(dian)氣項目(mu)中電(dian)(dian)(dian)纜(lan)橋架(jia)型式和(he)品種應(ying)該如何選用(yong)？通(tong)俗一(yi)點說，電(dian)(dian)(dian)纜(lan)橋架(jia)是(shi)(shi)保護(hu)電(dian)(dian)(dian)纜(lan)用(yong)的(de)(de)，里面(mian)放(fang)電(dian)(dian)(dian)纜(lan)，起到(dao)保護(hu)作用(yong)。敷設電(dian)(dian)(dian)纜(lan)線(xian)不(bu)是(shi)(shi)用(yong)線(xian)槽(cao)就可以了嗎？電(dian)(dian)(dian)纜(lan)橋架(jia)是(shi)(shi)專門用(yong)于敷設大口(kou)徑電(dian)(dian)(dian)纜(lan)而用(yong)，電(dian)(dian)(dian)線(xian)才是(shi)(shi)用(yong)線(xian)槽(cao)來(lai)敷設。所以電(dian)(dian)(dian)纜(lan)橋架(jia)通(tong)常在一(yi)些安全性(xing)要(yao)求高的(de)(de)環境(jing)下(xia)出(chu)現。電(dian)(dian)(dian)纜(lan)橋架(jia)跟鍍(du)鋅線(xian)槽(cao)外觀形(xing)狀是(shi)(shi)一(yi)樣的(de)(de)，只(zhi)不(bu)過是(shi)(shi)規格尺寸(cun)不(bu)同。寬度(du)為200mm以上的(de)(de)為“電(dian)(dian)(dian)纜(lan)橋架(jia)”；寬度(du)為200mm以下(xia)的(de)(de)為“鍍(du)鋅線(xian)槽(cao)”。河南(nan)封(feng)閉式電(dian)(dian)(dian)纜(lan)橋架(jia)哪家好

本文來自沈陽喜(xi)納(na)多采暖工程有限公(gong)司：//zjlong.cn/Article/84a399666.html