噴粉電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)不(bu)宜作接(jie)地干線)，每個電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)可按下式(shi)(shi)(shi)計(ji)(ji)算(suan)：r=ρ·L/S式(shi)(shi)(shi)中(zhong)：ρ=15×10Ω-6/cm(20℃)；L=長度按100mm計(ji)(ji)算(suan)；S=截面積(ji)cm2。(2)梯架(jia)(jia)(jia)(jia)于(yu)托盤的(de)(de)單(dan)位(wei)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)見表2。表2梯架(jia)(jia)(jia)(jia)于(yu)托盤的(de)(de)單(dan)位(wei)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)(3)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)槽的(de)(de)單(dan)位(wei)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)見表3(4)當電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)安裝連接(jie)程整體后，每根(gen)梯邊(bian)(或每個電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)槽)的(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)為：R=L(r+1/3r’)式(shi)(shi)(shi)中(zhong)：R--梯邊(bian)，即（電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)槽）全長總電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)（mΩ）；r--梯邊(bian)單(dan)位(wei)長度電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)（mΩ/m）橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)荷載(zai)(zai)(zai)特性(xing)編(bian)輯1、電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)荷載(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)荷載(zai)(zai)(zai)分為靜荷載(zai)(zai)(zai)、動(dong)荷載(zai)(zai)(zai)和附加(jia)荷載(zai)(zai)(zai)。靜荷載(zai)(zai)(zai)是指敷(fu)設在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)內的(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)種(zhong)類(lei)、根(gen)數、每根(gen)的(de)(de)外徑重量/單(dan)位(wei)長度，按電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)敷(fu)設的(de)(de)不(bu)同路(lu)由分別列表統計(ji)(ji)。動(dong)荷載(zai)(zai)(zai)是指電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)安裝和維(wei)護過程中(zhong)施工維(wei)修人(ren)員的(de)(de)重量。對于(yu)輕型電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，一般不(bu)考慮動(dong)荷載(zai)(zai)(zai)，即不(bu)允許在(zai)(zai)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)上(shang)站(zhan)(行)人(ren)，如果需要(yao)考慮站(zhan)人(ren)，則應將跨距適當縮小(xiao)。附加(jia)荷載(zai)(zai)(zai)在(zai)(zai)室(shi)外是指冰(bing)雪、風和電(dian)(dian)(dian)(dian)(dian)磁力所形成的(de)(de)荷載(zai)(zai)(zai)，它與安裝場所的(de)(de)地區自然氣象條件(jian)和帶電(dian)(dian)(dian)(dian)(dian)體的(de)(de)性(xing)質有關(guan)，設計(ji)(ji)中(zhong)應根(gen)據各種(zhong)條件(jian)加(jia)以(yi)計(ji)(ji)算(suan)。2、選用(yong)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)步(bu)驟(1)確定橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)寬度、層數、支撐點的(de)(de)型式(shi)(shi)(shi)和間距、以(yi)及電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)在(zai)(zai)各層橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)上(shang)的(de)(de)分布。橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)設計(ji)(ji)(2)計(ji)(ji)算(suan)每層電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)均(jun)布荷載(zai)(zai)(zai)(kN/m2),初步(bu)確定橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)型號、規格。。電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，現品現貨，技術支持，良好服務，三(san)民橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。廣州(zhou)烤漆(qi)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)彎頭

托盤(pan)(pan)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)其表(biao)面處(chu)理可(ke)根據用戶(hu)需(xu)要(yao)分為(wei)鍍鋅、靜(jing)電(dian)噴(pen)塑和熱鍍鋅三種，在(zai)重腐(fu)(fu)蝕(shi)環境中(zhong)可(ke)作特殊防腐(fu)(fu)處(chu)理。托盤(pan)(pan)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)可(ke)備護罩(zhao)，需(xu)要(yao)配護罩(zhao)時可(ke)在(zai)訂貨(huo)時注(zhu)(zhu)明，其所有配件與梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)，槽(cao)式(shi)(shi)(shi)(shi)橋(qiao)(qiao)架(jia)通用。梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)：XQJ-T型梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)是根據國內(nei)外有關資料及(ji)(ji)我廠同類產(chan)(chan)品(pin)(pin)改進而成。它(ta)具(ju)有重量輕，成本(ben)低，造型別具(ju)，安(an)裝方便、散熱、透氣性好(hao)等(deng)優點。它(ta)適用于(yu)(yu)一(yi)般(ban)直徑較大電(dian)纜(lan)(lan)的(de)敷設。惠州市三民實業(ye)有限公(gong)司(si)(si)(si)，是一(yi)家(jia)集電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)、科(ke)研、生產(chan)(chan)、銷售、服務為(wei)一(yi)體的(de)企業(ye)，公(gong)司(si)(si)(si)兼營電(dian)線(xian)、電(dian)纜(lan)(lan)等(deng)建(jian)材相關產(chan)(chan)品(pin)(pin)。公(gong)司(si)(si)(si)實力(li)雄(xiong)厚，全(quan)國多(duo)個大型重點工(gong)程項目(mu)指定供(gong)應商，并與多(duo)家(jia)房地產(chan)(chan)公(gong)司(si)(si)(si)和電(dian)力(li)安(an)裝單(dan)位建(jian)立(li)長(chang)期緊密(mi)合作關系(xi)。橋(qiao)(qiao)架(jia)產(chan)(chan)品(pin)(pin)有托盤(pan)(pan)式(shi)(shi)(shi)(shi)、槽(cao)式(shi)(shi)(shi)(shi)、梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)鋼制及(ji)(ji)鋁合金(jin)橋(qiao)(qiao)架(jia)系(xi)列，組合式(shi)(shi)(shi)(shi)及(ji)(ji)玻璃(li)鋼、防火橋(qiao)(qiao)架(jia)系(xi)列。公(gong)司(si)(si)(si)自(zi)成立(li)以來，順(shun)應經濟發(fa)展的(de)潮流，以滿(man)足省、市重點建(jian)設工(gong)程服務需(xu)要(yao)為(wei)目(mu)標，堅持誠信立(li)業(ye)，以市場為(wei)導向。竭誠為(wei)客戶(hu)提供(gong)好(hao)的(de)產(chan)(chan)品(pin)(pin)和滿(man)意的(de)服務。特別適用于(yu)(yu)高(gao)、低壓動力(li)電(dian)纜(lan)(lan)的(de)敷設。梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)備有護罩(zhao)，需(xu)要(yao)配護罩(zhao)時可(ke)在(zai)訂貨(huo)時注(zhu)(zhu)明，其所有配件與托盤(pan)(pan)式(shi)(shi)(shi)(shi)、槽(cao)式(shi)(shi)(shi)(shi)橋(qiao)(qiao)架(jia)通用。梯(ti)(ti)級(ji)(ji)式(shi)(shi)(shi)(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)其表(biao)面處(chu)理分為(wei)靜(jing)電(dian)噴(pen)塑、鍍鋅、噴(pen)漆三種。佛(fo)山消(xiao)防橋(qiao)(qiao)架(jia)生產(chan)(chan)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)哪(na)家(jia)強？三民橋(qiao)(qiao)架(jia)！

而(er)(er)在項目執行階段(duan)(duan)采(cai)購(gou)部(bu)(bu)門老是和(he)供(gong)貨商(shang)簽訂增(zeng)補合同(tong)，從而(er)(er)導致總承包公司利潤(run)的(de)(de)(de)降低。2）錯項。原因在于(yu)(yu)(yu)很多設計(ji)人員對于(yu)(yu)(yu)一(yi)些(xie)概念不(bu)清，有(you)的(de)(de)(de)把彎通(tong)(tong)、支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)算作附件(jian)(jian)，有(you)的(de)(de)(de)把蓋(gai)板(ban)當成主材。實際(ji)上，電(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)“托(tuo)架(jia)(jia)(jia)(jia)(jia)”包括(kuo)直(zhi)(zhi)通(tong)(tong)和(he)彎通(tong)(tong)兩部(bu)(bu)分。電(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)“附件(jian)(jian)”包括(kuo)各種(zhong)連接(jie)板(ban)、蓋(gai)板(ban)、隔板(ban)、壓(ya)板(ban)、終端板(ban)、引下件(jian)(jian)、緊固件(jian)(jian)等(deng)。附件(jian)(jian)在材料表(biao)中(zhong)不(bu)開列，由供(gong)貨商(shang)隨(sui)貨配套供(gong)應，成本(ben)打入托(tuo)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)單價(jia)(jia)部(bu)(bu)分，工(gong)(gong)程(cheng)(cheng)中(zhong)不(bu)需要供(gong)貨商(shang)單獨報(bao)(bao)價(jia)(jia)。而(er)(er)“支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)”包括(kuo)托(tuo)臂、立(li)柱(zhu)(zhu)、吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)等(deng)，需要單獨開列，工(gong)(gong)程(cheng)(cheng)中(zhong)供(gong)貨商(shang)需要單獨報(bao)(bao)價(jia)(jia)。3）統計(ji)量偏差大(da)，通(tong)(tong)常是數量偏少。那(nei)么工(gong)(gong)程(cheng)(cheng)報(bao)(bao)價(jia)(jia)中(zhong)如何比較準確地統計(ji)電(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)材料呢？一(yi)般(ban)(ban)而(er)(er)言，托(tuo)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)直(zhi)(zhi)通(tong)(tong)部(bu)(bu)分可考(kao)慮(lv)1%～2%的(de)(de)(de)裕量，彎通(tong)(tong)部(bu)(bu)分則(ze)直(zhi)(zhi)接(jie)統計(ji)數量。橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)全長除(chu)以平(ping)均立(li)柱(zhu)(zhu)間距(ju)(ju)(ju)（戶外立(li)柱(zhu)(zhu)跨距(ju)(ju)(ju)一(yi)般(ban)(ban)采(cai)取6m，室內立(li)柱(zhu)(zhu)跨距(ju)(ju)(ju)一(yi)般(ban)(ban)采(cai)取3m），得(de)到(dao)立(li)柱(zhu)(zhu)數，增(zeng)加2%～4%裕量。而(er)(er)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)全長除(chu)以支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)平(ping)均間距(ju)(ju)(ju)，得(de)到(dao)支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)數，再考(kao)慮(lv)1%～2%裕量。至(zhi)于(yu)(yu)(yu)支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)間距(ju)(ju)(ju)，戶內直(zhi)(zhi)線(xian)段(duan)(duan)支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)間距(ju)(ju)(ju)一(yi)般(ban)(ban)取～3m，垂(chui)直(zhi)(zhi)安裝的(de)(de)(de)支架(jia)(jia)(jia)(jia)(jia)間距(ju)(ju)(ju)不(bu)大(da)于(yu)(yu)(yu)2m。非(fei)直(zhi)(zhi)線(xian)段(duan)(duan)的(de)(de)(de)支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)配置應當遵(zun)守規范規定：當彎通(tong)(tong)彎曲半徑小于(yu)(yu)(yu)300mm時(shi)，應在距(ju)(ju)(ju)非(fei)直(zhi)(zhi)線(xian)段(duan)(duan)與(yu)直(zhi)(zhi)線(xian)結合處(chu)300～600mm的(de)(de)(de)直(zhi)(zhi)線(xian)段(duan)(duan)側設置一(yi)個支吊(diao)(diao)(diao)架(jia)(jia)(jia)(jia)(jia)。

惠州市三民實業有限公司(si)(si)，是(shi)(shi)一(yi)家集電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、科研(yan)、生產、銷售、服(fu)務為(wei)一(yi)體的(de)企業，公司(si)(si)兼(jian)營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)(lan)等(deng)(deng)建材(cai)相關產品。公司(si)(si)實力雄厚(hou)，全國多(duo)個大(da)型(xing)重(zhong)點工(gong)程項目(mu)指定供(gong)應商，并與多(duo)家房地(di)產公司(si)(si)和(he)(he)電(dian)(dian)(dian)力安(an)裝(zhuang)單位建立長期緊密合(he)作關系(xi)。橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)產品有托(tuo)盤式(shi)(shi)、槽式(shi)(shi)、梯級式(shi)(shi)鋼(gang)制及(ji)鋁合(he)金橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)系(xi)列，組合(he)式(shi)(shi)及(ji)玻(bo)璃鋼(gang)、防火橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)系(xi)列。公司(si)(si)自(zi)成立以來，順應經濟發展(zhan)的(de)潮流，以滿足(zu)省、市重(zhong)點建設工(gong)程服(fu)務需(xu)要(yao)(yao)為(wei)目(mu)標，堅持誠(cheng)信(xin)立業，以市場為(wei)導向(xiang)，竭(jie)誠(cheng)為(wei)客戶提(ti)供(gong)好的(de)產品和(he)(he)滿意的(de)服(fu)務。電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)分為(wei)槽式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、托(tuo)盤式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)和(he)(he)梯級式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、網(wang)格橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)等(deng)(deng)結(jie)構(gou)(gou)，由(you)支架(jia)(jia)(jia)、托(tuo)臂和(he)(he)安(an)裝(zhuang)附(fu)件等(deng)(deng)組成。可以架(jia)(jia)(jia)設,也可以敷設在各種建(構(gou)(gou))筑物和(he)(he)管廊支架(jia)(jia)(jia)上，體現結(jie)構(gou)(gou)簡單、造(zao)型(xing)美觀(guan)、配置靈活和(he)(he)維修方便等(deng)(deng)特點，全部零件均(jun)需(xu)進行鍍(du)鋅處理(li)，安(an)裝(zhuang)在建筑物外露天的(de)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)，如果(guo)是(shi)(shi)在鄰近海邊或屬于(yu)(yu)腐蝕(shi)區，則材(cai)質必須具有防腐、耐潮氣、附(fu)著(zhu)力好，耐沖擊強度高的(de)物性(xing)特點。中文名橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)外文名cabletray材(cai)質金屬、玻(bo)璃鋼(gang)用途用于(yu)(yu)電(dian)(dian)(dian)纜(lan)(lan)加工(gong)金屬制作防腐鍍(du)鋅、噴塑目(mu)錄1脹縮(suo)(suo)問題(ti)2接(jie)地(di)3荷(he)載特性(xing)4結(jie)構(gou)(gou)形式(shi)(shi)5安(an)裝(zhuang)要(yao)(yao)求(qiu)?橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)說明?一(yi)般術(shu)語橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)脹縮(suo)(suo)問題(ti)編輯由(you)于(yu)(yu)環境溫度變化，鋼(gang)質電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)會(hui)出現熱脹冷縮(suo)(suo)的(de)現象。電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)好商家推薦，三民橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)就是(shi)(shi)好。

應(ying)(ying)提交(jiao)下(xia)列資料產品(pin)出廠合(he)格(ge)證(zheng)、省市級質監站定(ding)(ding)期檢驗報告及(ji)有(you)關(guan)技術鑒(jian)定(ding)(ding)文件等(deng)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)板材厚度(du)應(ying)(ying)滿足有(you)關(guan)要求。熱鍍(du)鋅的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)鍍(du)層(ceng)表面應(ying)(ying)均勻,無(wu)(wu)過燒、掛灰、局部(bu)未鍍(du)鋅等(deng)缺(que)陷。靜電(dian)(dian)(dian)(dian)噴塑應(ying)(ying)平(ping)整(zheng)、光(guang)滑(hua)、均勻、不起皮,無(wu)(wu)氣(qi)(qi)泡、水泡橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)本身應(ying)(ying)平(ping)整(zheng),無(wu)(wu)扭曲變(bian)形,內壁應(ying)(ying)光(guang)滑(hua)、無(wu)(wu)毛刺橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)焊縫表面應(ying)(ying)均勻,不得有(you)漏焊、裂紋、燒穿等(deng)缺(que)陷。（2）.電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)安裝位(wei)置橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)水平(ping)敷(fu)設(she)(she)時(shi),距(ju)(ju)地(di)高度(du)一(yi)般(ban)不宜低于(yu)。橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)多層(ceng)敷(fu)設(she)(she)時(shi),為了散(san)熱、維護(hu)以及(ji)防干擾的(de)需要,橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)層(ceng)間(jian)應(ying)(ying)留(liu)有(you)一(yi)定(ding)(ding)的(de)距(ju)(ju)離電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)在與各種管(guan)道平(ping)行敷(fu)設(she)(she)時(shi),其凈距(ju)(ju)應(ying)(ying)符(fu)合(he)有(you)關(guan)的(de)規(gui)定(ding)(ding)。（3）.支吊架(jia)(jia)(jia)的(de)安裝電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)支吊架(jia)(jia)(jia)質量應(ying)(ying)符(fu)合(he)現(xian)行的(de)有(you)關(guan)技術標(biao)準電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)水平(ping)敷(fu)設(she)(she)時(shi),支撐跨距(ju)(ju)一(yi)般(ban)為，固定(ding)(ding)間(jian)距(ju)(ju)不宜大(da)于(yu)2m兩(liang)相鄰(lin)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)托臂之間(jian)水平(ping)高度(du)差(cha)不應(ying)(ying)大(da)于(yu)10mm,兩(liang)相鄰(lin)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)托臂垂直(zhi)中線(xian)(xian)的(de)垂直(zhi)偏差(cha)不應(ying)(ying)大(da)于(yu)20mm。1、電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)作為布線(xian)(xian)工(gong)程的(de)一(yi)個(ge)配套項目,尚無(wu)(wu)專(zhuan)門的(de)規(gui)范指導,個(ge)生產廠家(jia)(jia)的(de)規(gui)格(ge)程式缺(que)乏通用性,因此,設(she)(she)計選(xuan)型過程應(ying)(ying)根據(ju)弱電(dian)(dian)(dian)(dian)各個(ge)系統纜(lan)(lan)(lan)顯得類型、數量,合(he)理(li)選(xuan)定(ding)(ding)適(shi)用的(de)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。(1)確定(ding)(ding)方向：根據(ju)建筑平(ping)面布置圖,結合(he)空調管(guan)線(xian)(xian)和(he)電(dian)(dian)(dian)(dian)氣(qi)(qi)管(guan)線(xian)(xian)等(deng)設(she)(she)置情況、方便維修，以及(ji)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)路由(you)的(de)疏密(mi)來確定(ding)(ding)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)佳路由(you)。在室內。電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)，正規(gui)廠家(jia)(jia)，支持定(ding)(ding)制(zhi)，三民橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。廣州鋁合(he)金橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)廠

鍍(du)鋅(xin)橋(qiao)(qiao)(qiao)架就(jiu)找三(san)民橋(qiao)(qiao)(qiao)架。廣州烤漆(qi)橋(qiao)(qiao)(qiao)架彎頭

在(zai)公共通道或(huo)室外跨越道路(lu)段．底層(ceng)(ceng)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)上宜加(jia)墊(dian)板(ban)或(huo)使(shi)用(yong)(yong)無(wu)孔托盤。7.不(bu)同(tong)(tong)電(dian)(dian)壓、不(bu)同(tong)(tong)用(yong)(yong)途的(de)(de)(de)(de)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)不(bu)宜敷(fu)設(she)在(zai)同(tong)(tong)一(yi)(yi)層(ceng)(ceng)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)內：(1)1kV以上和1kV及以下的(de)(de)(de)(de)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)：(2)同(tong)(tong)一(yi)(yi)路(lu)徑(jing)向一(yi)(yi)級(ji)負荷(he)供電(dian)(dian)的(de)(de)(de)(de)雙回(hui)路(lu)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)；(3)應急照明和其他(ta)照明的(de)(de)(de)(de)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)：(4)電(dian)(dian)力，控制(zhi)和電(dian)(dian)信電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)。若不(bu)同(tong)(tong)等級(ji)的(de)(de)(de)(de)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)敷(fu)設(she)在(zai)同(tong)(tong)一(yi)(yi)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)時(shi)，中間應增加(jia)隔(ge)(ge)板(ban)隔(ge)(ge)離。8.當(dang)(dang)鋼制(zhi)直線段長度(du)超(chao)過30m，鋁合金電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)超(chao)過15m時(shi)．或(huo)當(dang)(dang)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)經過建筑(zhu)伸(shen)縮(suo)(沉降)縫時(shi)應留有O-30mm補償余量．其連接宜采用(yong)(yong)伸(shen)縮(suo)連接板(ban)。9.電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)梯(ti)架(jia)(jia)、托盤寬度(du)和高度(du)的(de)(de)(de)(de)選(xuan)擇應符合填充率(lv)的(de)(de)(de)(de)要求，電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)在(zai)梯(ti)架(jia)(jia)、托盤內的(de)(de)(de)(de)填充率(lv)一(yi)(yi)般情況(kuang)下，動力電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)可取40%-50%，控制(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)可取50%。70%．且宜預留l0%一(yi)(yi)252工程發展裕量。10.在(zai)選(xuan)擇電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)荷(he)載(zai)(zai)等級(ji)時(shi)如果(guo)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)支吊(diao)架(jia)(jia)的(de)(de)(de)(de)實(shi)(shi)際跨距(ju)(ju)不(bu)等于(yu)2m時(shi)．則工作均布荷(he)載(zai)(zai)應滿足：式中qG----工作均布荷(he)載(zai)(zai)，kN/m；qE----額(e)定均布荷(he)載(zai)(zai)，kN/m；LG----實(shi)(shi)際跨距(ju)(ju)，m。電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)設(she)計(ji)公式電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)設(she)計(ji)使(shi)用(yong)(yong)都是有一(yi)(yi)定的(de)(de)(de)(de)公式可循的(de)(de)(de)(de)，下面介紹下具體的(de)(de)(de)(de)公式：在(zai)設(she)計(ji)計(ji)算中，若電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)實(shi)(shi)際載(zai)(zai)荷(he)量用(yong)(yong)G總表示：則：G總=n1g1n2g2n3g3……式中：g1g2、g3……分別為橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)內各種規(gui)格(ge)型號電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)單位長度(du)重(zhong)量。單位為。廣州烤漆(qi)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)彎頭

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