電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)表(biao)面(mian)(mian)防(fang)(fang)腐層類(lei)(lei)別主要(yao)(yao)有(you)熱(re)浸(jin)鋅(xin)(xin)(xin)、鍍(du)鋅(xin)(xin)(xin)鎳、冷(leng)鍍(du)鋅(xin)(xin)(xin)、粉末靜電(dian)(dian)(dian)(dian)噴涂等(deng)方式，生產廠家(jia)資料顯示：熱(re)浸(jin)鋅(xin)(xin)(xin)工(gong)(gong)(gong)藝(yi)壽(shou)命(ming)(ming)不(bu)(bu)小(xiao)(xiao)于(yu)(yu)(yu)40年(nian)，適(shi)用(yong)于(yu)(yu)(yu)室外(wai)重(zhong)腐蝕環境(jing)(jing)，造(zao)價(jia)(jia)高(gao)；鍍(du)鋅(xin)(xin)(xin)鎳工(gong)(gong)(gong)藝(yi)壽(shou)命(ming)(ming)不(bu)(bu)小(xiao)(xiao)于(yu)(yu)(yu)30年(nian)，也適(shi)用(yong)于(yu)(yu)(yu)室外(wai)重(zhong)腐蝕環境(jing)(jing)，造(zao)價(jia)(jia)高(gao)；冷(leng)鍍(du)鋅(xin)(xin)(xin)工(gong)(gong)(gong)藝(yi)壽(shou)命(ming)(ming)不(bu)(bu)小(xiao)(xiao)于(yu)(yu)(yu)12年(nian)，適(shi)用(yong)于(yu)(yu)(yu)室外(wai)輕(qing)腐蝕環境(jing)(jing)，造(zao)價(jia)(jia)一般；粉末靜電(dian)(dian)(dian)(dian)噴涂工(gong)(gong)(gong)藝(yi)壽(shou)命(ming)(ming)不(bu)(bu)小(xiao)(xiao)于(yu)(yu)(yu)12年(nian)，適(shi)用(yong)于(yu)(yu)(yu)室內(nei)(nei)常溫干燥環境(jing)(jing)，價(jia)(jia)格(ge)一般。設計人員應(ying)該根(gen)據工(gong)(gong)(gong)程環境(jing)(jing)條件合理選擇(ze)(ze)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)表(biao)面(mian)(mian)防(fang)(fang)腐層類(lei)(lei)別，并(bing)在(zai)設計文(wen)件中(zhong)清晰地(di)表(biao)達(da)。4．電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)防(fang)(fang)火等(deng)級選擇(ze)(ze)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)在(zai)有(you)防(fang)(fang)火要(yao)(yao)求(qiu)的(de)區段(duan)內(nei)(nei)，可在(zai)電(dian)(dian)(dian)(dian)纜(lan)梯架(jia)(jia)(jia)、托盤內(nei)(nei)添(tian)加具有(you)耐(nai)火或難(nan)燃(ran)性能的(de)板、網(wang)等(deng)材(cai)料構成封閉(bi)或半封閉(bi)式結構，并(bing)采取在(zai)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)及(ji)其支吊架(jia)(jia)(jia)表(biao)面(mian)(mian)涂刷防(fang)(fang)火涂層等(deng)措施，其整體耐(nai)火性能應(ying)滿足國家(jia)有(you)關規范或標(biao)準(zhun)的(de)要(yao)(yao)求(qiu)。在(zai)工(gong)(gong)(gong)程防(fang)(fang)火要(yao)(yao)求(qiu)較高(gao)的(de)場所，不(bu)(bu)宜采用(yong)鋁合金(jin)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。在(zai)相同規格(ge)下，阻燃(ran)型(xing)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)比鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)貴，使(shi)用(yong)壽(shou)命(ming)(ming)是(shi)鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)5倍以(yi)上(shang)，重(zhong)量比鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)重(zhong)30%。防(fang)(fang)火型(xing)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)比鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)稍(shao)貴，使(shi)用(yong)壽(shou)命(ming)(ming)是(shi)鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)3倍以(yi)上(shang)，重(zhong)量與鋼(gang)(gang)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)基本(ben)相同。5．電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)填充率的(de)選擇(ze)(ze)電(dian)(dian)(dian)(dian)纜(lan)梯架(jia)(jia)(jia)、托盤寬度和高(gao)度的(de)選擇(ze)(ze)應(ying)符(fu)合填充率的(de)要(yao)(yao)求(qiu)。電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)，防(fang)(fang)火噴塑，熱(re)鍍(du)鋅(xin)(xin)(xin)，三民(min)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。江門鋁合金(jin)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)品(pin)牌

成(cheng)本(ben)打入托架(jia)(jia)的(de)(de)(de)單價(jia)(jia)部分，工(gong)程(cheng)中不需(xu)要(yao)供貨商單獨報價(jia)(jia)。而“支(zhi)吊(diao)架(jia)(jia)”包(bao)括托臂、立(li)(li)柱(zhu)(zhu)、吊(diao)架(jia)(jia)等(deng)(deng)，需(xu)要(yao)單獨開列(lie)，工(gong)程(cheng)中供貨商需(xu)要(yao)單獨報價(jia)(jia)。3）統(tong)計(ji)(ji)量(liang)(liang)偏(pian)差大，通(tong)常是(shi)數量(liang)(liang)偏(pian)少。那么(me)工(gong)程(cheng)報價(jia)(jia)中如何比(bi)較(jiao)準確(que)地統(tong)計(ji)(ji)電(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)的(de)(de)(de)材料呢？一(yi)(yi)般(ban)(ban)而言，托架(jia)(jia)的(de)(de)(de)直(zhi)(zhi)通(tong)部分可考(kao)慮(lv)1%～2%的(de)(de)(de)裕量(liang)(liang)，彎(wan)通(tong)部分則直(zhi)(zhi)接統(tong)計(ji)(ji)數量(liang)(liang)。橋(qiao)(qiao)架(jia)(jia)全(quan)(quan)長除以(yi)平均立(li)(li)柱(zhu)(zhu)間(jian)(jian)距（戶外(wai)立(li)(li)柱(zhu)(zhu)跨(kua)距一(yi)(yi)般(ban)(ban)采取(qu)6m，室內立(li)(li)柱(zhu)(zhu)跨(kua)距一(yi)(yi)般(ban)(ban)采取(qu)3m），得到立(li)(li)柱(zhu)(zhu)數，增加2%～4%裕量(liang)(liang)。而橋(qiao)(qiao)架(jia)(jia)全(quan)(quan)長除以(yi)支(zhi)吊(diao)架(jia)(jia)平均間(jian)(jian)距，得到支(zhi)吊(diao)架(jia)(jia)數，再考(kao)慮(lv)1%～2%裕量(liang)(liang)。至于(yu)支(zhi)吊(diao)架(jia)(jia)的(de)(de)(de)間(jian)(jian)距，戶內直(zhi)(zhi)線段支(zhi)吊(diao)架(jia)(jia)間(jian)(jian)距一(yi)(yi)般(ban)(ban)取(qu)～3m，垂直(zhi)(zhi)安(an)裝的(de)(de)(de)支(zhi)架(jia)(jia)間(jian)(jian)距不大于(yu)2m。非直(zhi)(zhi)線段的(de)(de)(de)支(zhi)吊(diao)架(jia)(jia)配置應(ying)(ying)當(dang)遵(zun)守規范規定(ding)：當(dang)彎(wan)通(tong)彎(wan)曲(qu)半徑小于(yu)300mm時，應(ying)(ying)在距非直(zhi)(zhi)線段與直(zhi)(zhi)線結(jie)合(he)處300～600mm的(de)(de)(de)直(zhi)(zhi)線段側設(she)置一(yi)(yi)個(ge)支(zhi)吊(diao)架(jia)(jia)。惠(hui)州市三民實業(ye)有限公(gong)司(si)，是(shi)一(yi)(yi)家集(ji)電(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)、科研(yan)、生產(chan)、銷售、服務(wu)為一(yi)(yi)體(ti)的(de)(de)(de)企業(ye)，公(gong)司(si)兼營電(dian)線、電(dian)纜(lan)等(deng)(deng)建材相關(guan)(guan)產(chan)品。公(gong)司(si)實力雄(xiong)厚，全(quan)(quan)國多個(ge)大型重點工(gong)程(cheng)項目指定(ding)供應(ying)(ying)商，并(bing)與多家房(fang)地產(chan)公(gong)司(si)和電(dian)力安(an)裝單位建立(li)(li)長期緊密合(he)作(zuo)關(guan)(guan)系。橋(qiao)(qiao)架(jia)(jia)產(chan)品有托盤式(shi)、槽式(shi)、梯級式(shi)鋼制(zhi)及鋁合(he)金(jin)橋(qiao)(qiao)架(jia)(jia)系列(lie)，組合(he)式(shi)及玻(bo)璃鋼、防火橋(qiao)(qiao)架(jia)(jia)系列(lie)。公(gong)司(si)自成(cheng)立(li)(li)以(yi)來，順(shun)應(ying)(ying)經濟發展的(de)(de)(de)潮流。珠(zhu)海玻(bo)璃鋼橋(qiao)(qiao)架(jia)(jia)跨(kua)距防火橋(qiao)(qiao)架(jia)(jia)就找(zhao)三民橋(qiao)(qiao)架(jia)(jia)。

一(yi)般大(da)撓度與跨(kua)距(支撐(cheng)點間距)之比取(qu)1/250~1/150為(wei)宜。橋(qiao)架(jia)(jia)結構(gou)形式(shi)(shi)(shi)編輯電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)架(jia)(jia)載荷(he)曲線槽(cao)式(shi)(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)架(jia)(jia)的(de)(de)結構(gou)形式(shi)(shi)(shi)組合式(shi)(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)架(jia)(jia)的(de)(de)結構(gou)形式(shi)(shi)(shi)桁架(jia)(jia)式(shi)(shi)(shi)梯(ti)架(jia)(jia)、大(da)跨(kua)距橋(qiao)架(jia)(jia)的(de)(de)結構(gou)形式(shi)(shi)(shi)1．橋(qiao)架(jia)(jia)的(de)(de)選擇1．1在工(gong)(gong)(gong)程設(she)(she)計中，橋(qiao)架(jia)(jia)的(de)(de)布置應(ying)根據(ju)經濟(ji)合理性、技術可行(xing)性、運行(xing)安全性等(deng)(deng)因(yin)素綜合比較，以(yi)(yi)(yi)確(que)定(ding)佳方案，還要(yao)充分滿足(zu)施(shi)工(gong)(gong)(gong)安裝、維護檢修(xiu)及電(dian)(dian)(dian)纜(lan)(lan)敷設(she)(she)的(de)(de)要(yao)求(qiu)。惠州市(shi)(shi)(shi)三(san)民實業有(you)限公(gong)司(si)，是一(yi)家(jia)(jia)集電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)架(jia)(jia)、科研、生產(chan)、銷(xiao)售(shou)、服務(wu)(wu)為(wei)一(yi)體的(de)(de)企(qi)業，公(gong)司(si)兼營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)(lan)等(deng)(deng)建(jian)(jian)材相關產(chan)品。公(gong)司(si)實力(li)(li)雄厚，全國多個(ge)大(da)型重點工(gong)(gong)(gong)程項目指定(ding)供(gong)應(ying)商(shang)，并與多家(jia)(jia)房地(di)產(chan)公(gong)司(si)和電(dian)(dian)(dian)力(li)(li)安裝單位建(jian)(jian)立(li)長(chang)期緊密(mi)合作關系(xi)。橋(qiao)架(jia)(jia)產(chan)品有(you)托盤(pan)式(shi)(shi)(shi)、槽(cao)式(shi)(shi)(shi)、梯(ti)級式(shi)(shi)(shi)鋼制及鋁合金橋(qiao)架(jia)(jia)系(xi)列，組合式(shi)(shi)(shi)及玻璃鋼、防火橋(qiao)架(jia)(jia)系(xi)列。公(gong)司(si)自(zi)成(cheng)立(li)以(yi)(yi)(yi)來，順應(ying)經濟(ji)發展的(de)(de)潮流，以(yi)(yi)(yi)滿足(zu)省、市(shi)(shi)(shi)重點建(jian)(jian)設(she)(she)工(gong)(gong)(gong)程服務(wu)(wu)需要(yao)為(wei)目標(biao)，堅持誠信(xin)立(li)業，以(yi)(yi)(yi)市(shi)(shi)(shi)場為(wei)導向，竭誠為(wei)客戶(hu)提(ti)供(gong)好的(de)(de)產(chan)品和滿意的(de)(de)服務(wu)(wu)。1．2橋(qiao)架(jia)(jia)水平(ping)敷設(she)(she)時距地(di)面的(de)(de)高度一(yi)般不低(di)(di)于(yu)于(yu)，垂(chui)直敷設(she)(she)時距地(di)面，但敷設(she)(she)在電(dian)(dian)(dian)氣用房間內時除外。電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)架(jia)(jia)水平(ping)敷設(she)(she)在設(she)(she)備夾(jia)層或馬道且低(di)(di)于(yu)2．5m，應(ying)采(cai)取(qu)保護接(jie)地(di)措施(shi)。1．3橋(qiao)架(jia)(jia)、線槽(cao)及其(qi)支吊架(jia)(jia)使(shi)用在有(you)腐蝕性環境中，應(ying)采(cai)用耐(nai)腐蝕的(de)(de)剛性材料制造。

應(ying)將電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)和弱(ruo)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)各直一側,中間(jian)采用(yong)隔板分隔。3、弱(ruo)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)與(yu)其它低電(dian)(dian)(dian)(dian)壓(ya)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)合(he)(he)用(yong)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)時,應(ying)嚴格執行選擇(ze)具(ju)有外屏蔽層的(de)(de)(de)弱(ruo)電(dian)(dian)(dian)(dian)系統的(de)(de)(de)弱(ruo)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan),避免相互(hu)間(jian)的(de)(de)(de)干(gan)擾。4、其它安(an)裝(1)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)由(you)室外進入建筑物(wu)內時,橋(qiao)(qiao)架(jia)(jia)(jia)(jia)向外的(de)(de)(de)坡度(du)不(bu)(bu)得小于(yu)1/100。(2)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)與(yu)用(yong)電(dian)(dian)(dian)(dian)設(she)(she)備(bei)交(jiao)越時,其間(jian)的(de)(de)(de)凈距不(bu)(bu)小于(yu)。(3)兩組電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)在(zai)同一高(gao)度(du)平行敷(fu)設(she)(she)時,其間(jian)凈距不(bu)(bu)小于(yu)。(4)在(zai)平行圖(tu)上繪出橋(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)路由(you),要注(zhu)明橋(qiao)(qiao)架(jia)(jia)(jia)(jia)起點(dian)(dian)(dian)、終點(dian)(dian)(dian)、拐彎(wan)點(dian)(dian)(dian)、分支點(dian)(dian)(dian)及升降點(dian)(dian)(dian)的(de)(de)(de)坐標或定位(wei)(wei)尺寸、標高(gao),如(ru)能繪制橋(qiao)(qiao)架(jia)(jia)(jia)(jia)敷(fu)設(she)(she)軸側圖(tu),則(ze)對(dui)材料統計將更精確。惠州市三民實業有限公(gong)(gong)(gong)(gong)司，是一家集電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)、科研、生(sheng)產、銷售、服(fu)(fu)(fu)務(wu)為(wei)一體的(de)(de)(de)企業，公(gong)(gong)(gong)(gong)司兼營電(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)等建材相關產品(pin)。公(gong)(gong)(gong)(gong)司實力(li)雄厚，全(quan)國多個大型重點(dian)(dian)(dian)工程項目指定供應(ying)商，并與(yu)多家房地產公(gong)(gong)(gong)(gong)司和電(dian)(dian)(dian)(dian)力(li)安(an)裝單位(wei)(wei)建立長期緊密(mi)合(he)(he)作關系。橋(qiao)(qiao)架(jia)(jia)(jia)(jia)產品(pin)有托(tuo)盤式、槽式、梯級式鋼(gang)(gang)制及鋁合(he)(he)金(jin)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)系列(lie)，組合(he)(he)式及玻璃(li)鋼(gang)(gang)、防火橋(qiao)(qiao)架(jia)(jia)(jia)(jia)系列(lie)。公(gong)(gong)(gong)(gong)司自成立以來，順應(ying)經濟發展的(de)(de)(de)潮流。以滿(man)足(zu)省、市重點(dian)(dian)(dian)建設(she)(she)工程服(fu)(fu)(fu)務(wu)需要為(wei)目標，堅持誠信立業，以市場為(wei)導向，竭誠為(wei)客戶提(ti)供好的(de)(de)(de)產品(pin)和滿(man)意的(de)(de)(de)服(fu)(fu)(fu)務(wu)。直線段：注(zhu)明全(quan)長、橋(qiao)(qiao)架(jia)(jia)(jia)(jia)層數(shu)、標高(gao)、型號及規格。拐彎(wan)點(dian)(dian)(dian)和分支點(dian)(dian)(dian):注(zhu)明所用(yong)轉彎(wan)接(jie)板的(de)(de)(de)型號及規格。不(bu)(bu)銹鋼(gang)(gang)線槽就找三民橋(qiao)(qiao)架(jia)(jia)(jia)(jia)。

kg/m)n1、n2、n3為(wei)(wei)(wei)(wei)同(tong)型號規格電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)根(gen)數(shu)。在(zai)(zai)(zai)選取時(shi)，生(sheng)產(chan)廠(chang)提供的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)允許(xu)載(zai)荷(he)量應該(gai)大于(yu)實(shi)際載(zai)荷(he)量G總。當(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)帶護罩在(zai)(zai)(zai)室(shi)(shi)外安(an)裝(zhuang)時(shi)，還應計人電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)承受(shou)的(de)(de)(de)(de)大冰雪(xue)等載(zai)荷(he)的(de)(de)(de)(de)影響(xiang)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)寬(kuan)度(du)b的(de)(de)(de)(de)確定是(shi)隨著電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)和(he)控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)工(gong)作(zuo)制(zhi)的(de)(de)(de)(de)不同(tong)而有所(suo)區(qu)別(bie)。由于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)在(zai)(zai)(zai)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內一般是(shi)單(dan)(dan)層水平(ping)排放，所(suo)以(yi)其安(an)裝(zhuang)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)寬(kuan)度(du)b為(wei)(wei)(wei)(wei)：b=n1(d1+k1)+n2(d2+k2)+n3(d3+k3)+……式中(zhong)：d1、d2、d3……為(wei)(wei)(wei)(wei)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內各種(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)外徑，單(dan)(dan)位(wei)為(wei)(wei)(wei)(wei)mmn1、n2、n3……為(wei)(wei)(wei)(wei)上(shang)述(shu)同(tong)種(zhong)型號規格電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)根(gen)數(shu)。K1、k2、k3……為(wei)(wei)(wei)(wei)上(shang)述(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)放置時(shi)的(de)(de)(de)(de)間距。其值小應大于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)直(zhi)徑的(de)(de)(de)(de)1/4。一般情(qing)況下，控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)在(zai)(zai)(zai)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內既(ji)可以(yi)水平(ping)排列，也可以(yi)堆放。以(yi)其橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)總截(jie)面(mian)s不超(chao)過電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)總截(jie)面(mian)s。的(de)(de)(de)(de)40%為(wei)(wei)(wei)(wei)原則。控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)總截(jie)面(mian)s為(wei)(wei)(wei)(wei)：其中(zhong)：s1、s2、s3……為(wei)(wei)(wei)(wei)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內各種(zhong)控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)截(jie)面(mian)積(包括護層部分)單(dan)(dan)位(wei)為(wei)(wei)(wei)(wei)mm，d3……為(wei)(wei)(wei)(wei)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)內各種(zhong)控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)外徑，單(dan)(dan)位(wei)為(wei)(wei)(wei)(wei)mm;nnn……為(wei)(wei)(wei)(wei)上(shang)述(shu)同(tong)種(zhong)型號規格電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)根(gen)數(shu)。相(xiang)應的(de)(de)(de)(de)控(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)寬(kuan)度(du)為(wei)(wei)(wei)(wei)b：式中(zhong)h為(wei)(wei)(wei)(wei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)高度(du)，單(dan)(dan)位(wei)為(wei)(wei)(wei)(wei)mm。當(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)在(zai)(zai)(zai)室(shi)(shi)內安(an)裝(zhuang)時(shi)，為(wei)(wei)(wei)(wei)保證(zheng)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)平(ping)直(zhi)美觀，整齊(qi)一致，它的(de)(de)(de)(de)水平(ping)方向載(zai)荷(he)形變一般應控(kong)(kong)制(zhi)在(zai)(zai)(zai)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)，三民橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)，廣東品牌好廠(chang)家！湛江玻(bo)璃鋼(gang)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)價(jia)格

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則應在(zai)管(guan)道(dao)一(yi)側(ce)或上(shang)方平行(xing)架(jia)(jia)(jia)設(she)。并考慮引(yin)下(xia)線和(he)分支線盡量避免交(jiao)叉,如(ru)無(wu)其它管(guan)架(jia)(jia)(jia)借(jie)用(yong)(yong),則需(xu)自設(she)立(支)柱(zhu)(zhu)。(2)荷載計(ji)(ji)算：計(ji)(ji)算電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)主干線縱斷面(mian)上(shang)單(dan)位(wei)長(chang)(chang)度(du)(du)(du)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)重(zhong)量。(3)確定(ding)(ding)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)寬度(du)(du)(du)：根據布放電(dian)(dian)(dian)(dian)纜(lan)(lan)條數、電(dian)(dian)(dian)(dian)纜(lan)(lan)直徑(jing)及電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)(de)間(jian)距來確定(ding)(ding)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)型號、規格,托臂的(de)(de)(de)(de)長(chang)(chang)度(du)(du)(du),支柱(zhu)(zhu)的(de)(de)(de)(de)長(chang)(chang)度(du)(du)(du)、間(jian)距,橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)寬度(du)(du)(du)和(he)層(ceng)數。(4)確定(ding)(ding)安裝(zhuang)(zhuang)方式(shi)：根據場(chang)所的(de)(de)(de)(de)設(she)置條件(jian)(jian)確定(ding)(ding)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)固(gu)定(ding)(ding)方式(shi),選擇(ze)懸(xuan)吊式(shi)、直立式(shi)、側(ce)壁式(shi)或是(shi)混合(he)(he)式(shi),連接件(jian)(jian)和(he)緊固(gu)件(jian)(jian)一(yi)般是(shi)配套供應的(de)(de)(de)(de),此(ci)外(wai)(wai)(wai),根據橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)結構選擇(ze)相應的(de)(de)(de)(de)蓋板。(5)繪(hui)(hui)出電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)平、剖面(mian)圖,局(ju)部部位(wei)還應繪(hui)(hui)出空(kong)間(jian)圖,開列材(cai)料表。2、如(ru)與(yu)電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)合(he)(he)用(yong)(yong)時(shi)(shi),應將電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜(lan)(lan)和(he)弱電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan)各(ge)直一(yi)側(ce),中間(jian)采用(yong)(yong)隔(ge)板分隔(ge)。3、弱電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan)與(yu)其它低電(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)纜(lan)(lan)合(he)(he)用(yong)(yong)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)時(shi)(shi),應嚴格執行(xing)選擇(ze)具有外(wai)(wai)(wai)屏蔽層(ceng)的(de)(de)(de)(de)弱電(dian)(dian)(dian)(dian)系統的(de)(de)(de)(de)弱電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)纜(lan)(lan),避免相互間(jian)的(de)(de)(de)(de)干擾(rao)。4、其它安裝(zhuang)(zhuang)(1)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)由室外(wai)(wai)(wai)進入(ru)建筑(zhu)物內時(shi)(shi),橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)向外(wai)(wai)(wai)的(de)(de)(de)(de)坡度(du)(du)(du)不得小(xiao)于1/100。(2)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)與(yu)用(yong)(yong)電(dian)(dian)(dian)(dian)設(she)備交(jiao)越時(shi)(shi),其間(jian)的(de)(de)(de)(de)凈距不小(xiao)于。(3)兩組電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)在(zai)同一(yi)高度(du)(du)(du)平行(xing)敷設(she)時(shi)(shi),其間(jian)凈距不小(xiao)于。(4)在(zai)平行(xing)圖上(shang)繪(hui)(hui)出橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)路(lu)由,要注明橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)起點、終點、拐彎點、分支點及升降點的(de)(de)(de)(de)坐標或定(ding)(ding)位(wei)尺寸、標高,如(ru)能繪(hui)(hui)制(zhi)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)敷設(she)軸側(ce)圖,則對材(cai)料統計(ji)(ji)將更(geng)精確。江(jiang)門鋁合(he)(he)金橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)品牌

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