使用(yong)(yong)(yong)壽(shou)(shou)命是鋼(gang)制(zhi)電(dian)纜(lan)橋(qiao)(qiao)架的(de)(de)5倍以上(shang)。3．電(dian)纜(lan)橋(qiao)(qiao)架表面(mian)防(fang)(fang)腐(fu)(fu)層類(lei)別(bie)(bie)選擇工(gong)程(cheng)設(she)(she)計(ji)中常見的(de)(de)第三個問題(ti)是電(dian)纜(lan)橋(qiao)(qiao)架型號沒有(you)(you)標注防(fang)(fang)腐(fu)(fu)層的(de)(de)類(lei)別(bie)(bie)，也(ye)沒有(you)(you)統一的(de)(de)文(wen)字說(shuo)明。此問題(ti)在(zai)現實(shi)(shi)中有(you)(you)教訓，如我國(guo)承(cheng)擔總承(cheng)包的(de)(de)印尼某(mou)工(gong)程(cheng)，鋼(gang)制(zhi)電(dian)纜(lan)橋(qiao)(qiao)架的(de)(de)表面(mian)防(fang)(fang)腐(fu)(fu)處理沒有(you)(you)進行鹽(yan)霧(wu)試驗，完工(gong)不(bu)久橋(qiao)(qiao)架就銹蝕(shi)得相當(dang)嚴重(zhong)，不(bu)得不(bu)更換。惠(hui)州市三民實(shi)(shi)業(ye)有(you)(you)限公(gong)司，是一家集(ji)電(dian)纜(lan)橋(qiao)(qiao)架、科研、生(sheng)產(chan)(chan)(chan)、銷(xiao)售(shou)、服務為一體的(de)(de)企業(ye)，公(gong)司兼營(ying)電(dian)線、電(dian)纜(lan)等(deng)建(jian)材相關產(chan)(chan)(chan)品(pin)。公(gong)司實(shi)(shi)力雄厚，全國(guo)多個大型重(zhong)點(dian)工(gong)程(cheng)項目指定供(gong)應(ying)商(shang)，并與多家房地產(chan)(chan)(chan)公(gong)司和電(dian)力安裝單位建(jian)立(li)(li)長期緊密合(he)作關系(xi)。橋(qiao)(qiao)架產(chan)(chan)(chan)品(pin)有(you)(you)托盤式(shi)(shi)、槽式(shi)(shi)、梯級式(shi)(shi)鋼(gang)制(zhi)及鋁合(he)金橋(qiao)(qiao)架系(xi)列，組合(he)式(shi)(shi)及玻璃鋼(gang)、防(fang)(fang)火橋(qiao)(qiao)架系(xi)列。公(gong)司自(zi)成立(li)(li)以來(lai)，順(shun)應(ying)經濟(ji)發展的(de)(de)潮流，以滿(man)足省(sheng)、市重(zhong)點(dian)建(jian)設(she)(she)工(gong)程(cheng)服務需(xu)要為目標，堅持(chi)誠信立(li)(li)業(ye)，以市場(chang)為導(dao)向，竭誠為客戶提(ti)供(gong)好的(de)(de)產(chan)(chan)(chan)品(pin)和滿(man)意(yi)的(de)(de)服務。電(dian)纜(lan)橋(qiao)(qiao)架的(de)(de)表面(mian)防(fang)(fang)腐(fu)(fu)層類(lei)別(bie)(bie)主要有(you)(you)熱浸鋅(xin)(xin)、鍍(du)鋅(xin)(xin)鎳、冷(leng)鍍(du)鋅(xin)(xin)、粉末靜電(dian)噴(pen)涂(tu)等(deng)方式(shi)(shi)，生(sheng)產(chan)(chan)(chan)廠家資料顯(xian)示：熱浸鋅(xin)(xin)工(gong)藝(yi)(yi)壽(shou)(shou)命不(bu)小于40年(nian)，適(shi)用(yong)(yong)(yong)于室(shi)外重(zhong)腐(fu)(fu)蝕(shi)環(huan)境(jing)，造(zao)價(jia)高(gao)；鍍(du)鋅(xin)(xin)鎳工(gong)藝(yi)(yi)壽(shou)(shou)命不(bu)小于30年(nian)，也(ye)適(shi)用(yong)(yong)(yong)于室(shi)外重(zhong)腐(fu)(fu)蝕(shi)環(huan)境(jing)，造(zao)價(jia)高(gao)；冷(leng)鍍(du)鋅(xin)(xin)工(gong)藝(yi)(yi)壽(shou)(shou)命不(bu)小于12年(nian)，適(shi)用(yong)(yong)(yong)于室(shi)外輕腐(fu)(fu)蝕(shi)環(huan)境(jing)，造(zao)價(jia)一般。金屬線槽就找三民橋(qiao)(qiao)架。清遠熱浸鋅(xin)(xin)橋(qiao)(qiao)架標準

也可以附設在(zai)各種建(jian)(jian)(構(gou))筑物和(he)(he)(he)管廊(lang)支架(jia)上，應(ying)(ying)體現(xian)結構(gou)簡單，造型(xing)(xing)美觀、配置靈(ling)活和(he)(he)(he)維修(xiu)方(fang)(fang)便等(deng)特點(dian)(dian)，全部零件(jian)均需(xu)進(jin)行鍍鋅處理。安(an)裝(zhuang)在(zai)建(jian)(jian)筑物外露天的(de)(de)(de)橋(qiao)(qiao)(qiao)架(jia)，如果是(shi)在(zai)鄰近海邊(bian)或屬于(yu)腐(fu)蝕區，則材(cai)質必須具(ju)(ju)有防腐(fu)、耐潮氣、附著力(li)(li)(li)好，耐沖擊強(qiang)度高(gao)的(de)(de)(de)物性特點(dian)(dian)。電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)分類編輯梯級式電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)圖1、梯級式電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)CQ1-T型(xing)(xing)梯級式電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)是(shi)根據國內外有關資料而改進(jin)設計的(de)(de)(de)。它具(ju)(ju)有重(zhong)量輕(qing)、成本低、造型(xing)(xing)別具(ju)(ju)、安(an)裝(zhuang)方(fang)(fang)便、散熱、透氣好等(deng)優(you)點(dian)(dian)。它適(shi)用(yong)于(yu)一般直(zhi)徑較大電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)敷設。惠州市(shi)三(san)民實業有限公(gong)司(si)(si)，是(shi)一家(jia)集電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)、科研(yan)、生產(chan)(chan)、銷售、服務為(wei)一體的(de)(de)(de)企業，公(gong)司(si)(si)兼營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)(lan)(lan)等(deng)建(jian)(jian)材(cai)相關產(chan)(chan)品(pin)。公(gong)司(si)(si)實力(li)(li)(li)雄厚，全國多(duo)個大型(xing)(xing)重(zhong)點(dian)(dian)工(gong)程項目指定供應(ying)(ying)商，并與多(duo)家(jia)房(fang)地產(chan)(chan)公(gong)司(si)(si)和(he)(he)(he)電(dian)(dian)(dian)力(li)(li)(li)安(an)裝(zhuang)單位建(jian)(jian)立(li)長期緊(jin)密合(he)(he)作關系。橋(qiao)(qiao)(qiao)架(jia)產(chan)(chan)品(pin)有托(tuo)(tuo)盤(pan)(pan)式、槽式、梯級式鋼制及鋁合(he)(he)金(jin)橋(qiao)(qiao)(qiao)架(jia)系列(lie)，組(zu)合(he)(he)式及玻璃鋼、防火橋(qiao)(qiao)(qiao)架(jia)系列(lie)。公(gong)司(si)(si)自(zi)成立(li)以來，順應(ying)(ying)經濟發(fa)展的(de)(de)(de)潮流，以滿足省、市(shi)重(zhong)點(dian)(dian)建(jian)(jian)設工(gong)程服務需(xu)要為(wei)目標，堅(jian)持誠(cheng)信(xin)立(li)業，以市(shi)場為(wei)導向，竭誠(cheng)為(wei)客戶提供好的(de)(de)(de)產(chan)(chan)品(pin)和(he)(he)(he)滿意的(de)(de)(de)服務。適(shi)合(he)(he)于(yu)高(gao)、低壓動(dong)力(li)(li)(li)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)敷設。2、托(tuo)(tuo)盤(pan)(pan)式電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)托(tuo)(tuo)盤(pan)(pan)式電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)是(shi)石油、化工(gong)、輕(qing)工(gong)、電(dian)(dian)(dian)訊等(deng)方(fang)(fang)面(mian)應(ying)(ying)用(yong)的(de)(de)(de)一種。揭陽橋(qiao)(qiao)(qiao)架(jia)多(duo)少錢電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)，三(san)民橋(qiao)(qiao)(qiao)架(jia)，耐腐(fu)蝕抗老化。

按(an)(an)電(dian)(dian)纜(lan)(lan)敷設(she)的(de)(de)(de)(de)不同路由分別列表統計(ji)。動荷載是(shi)指(zhi)電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)安(an)(an)裝和(he)維(wei)護過程(cheng)中(zhong)施(shi)工(gong)維(wei)修人(ren)員的(de)(de)(de)(de)重(zhong)量。對(dui)于輕型電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia),一般不考慮(lv)動荷載,即不允許在(zai)橋(qiao)(qiao)架(jia)(jia)(jia)上站(zhan)(行)人(ren),如果(guo)需要(yao)考慮(lv)站(zhan)人(ren)。惠州市三民實業(ye)有限(xian)公司，是(shi)一家集電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)、科研(yan)、生產(chan)(chan)(chan)、銷售、服(fu)務為一體(ti)(ti)的(de)(de)(de)(de)企業(ye)，公司兼營(ying)電(dian)(dian)線、電(dian)(dian)纜(lan)(lan)等建(jian)材(cai)相關(guan)產(chan)(chan)(chan)品(pin)。公司實力雄厚(hou)，全國(guo)多個大型重(zhong)點(dian)(dian)工(gong)程(cheng)項目指(zhi)定供應(ying)商(shang)，并與(yu)多家房地(di)產(chan)(chan)(chan)公司和(he)電(dian)(dian)力安(an)(an)裝單位建(jian)立(li)長期緊密合作關(guan)系。橋(qiao)(qiao)架(jia)(jia)(jia)產(chan)(chan)(chan)品(pin)有托盤式、槽式、梯級式鋼(gang)制及鋁合金橋(qiao)(qiao)架(jia)(jia)(jia)系列，組(zu)合式及玻璃鋼(gang)、防(fang)火(huo)橋(qiao)(qiao)架(jia)(jia)(jia)系列。公司自成立(li)以來，順應(ying)經(jing)濟發展的(de)(de)(de)(de)潮流，以滿(man)足省、市重(zhong)點(dian)(dian)建(jian)設(she)工(gong)程(cheng)服(fu)務需要(yao)為目標，堅持誠(cheng)信立(li)業(ye)，以市場為導(dao)向，竭誠(cheng)為客戶提供好的(de)(de)(de)(de)產(chan)(chan)(chan)品(pin)和(he)滿(man)意的(de)(de)(de)(de)服(fu)務。則(ze)(ze)應(ying)將跨距適當(dang)縮(suo)小。附(fu)加荷載在(zai)室外是(shi)指(zhi)冰雪、風(feng)和(he)電(dian)(dian)磁力所形成的(de)(de)(de)(de)荷載,它(ta)與(yu)安(an)(an)裝場所的(de)(de)(de)(de)地(di)區(qu)自然氣象(xiang)條件和(he)帶電(dian)(dian)體(ti)(ti)的(de)(de)(de)(de)性質有關(guan),設(she)計(ji)中(zhong)應(ying)根(gen)據各種條件加以計(ji)算。電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)脹縮(suo)問題由于環(huan)境溫度(du)變(bian)化,鋼(gang)質電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)會出(chu)現熱脹冷縮(suo)的(de)(de)(de)(de)現象(xiang)。室外橋(qiao)(qiao)架(jia)(jia)(jia)受(shou)溫度(du)影響(xiang)較大例如環(huan)境高溫度(du)為40℃,低溫度(du)為-20℃,則(ze)(ze)電(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)大收(shou)縮(suo)量按(an)(an)下式求得：Δt=×10-6×60deg(度(du))×1000mm由此得出(chu)結論：溫差(cha)為60℃時(shi),Δι=溫差(cha)為50℃時(shi),Δι=溫差(cha)為40℃時(shi)。

選擇懸(xuan)吊式(shi)(shi)、直(zhi)立式(shi)(shi)、側壁式(shi)(shi)或(huo)是混(hun)合式(shi)(shi),連接件和(he)緊(jin)固件一(yi)般是配套供應(ying)(ying)的(de)(de)(de)(de),此外,根據橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)結構選擇相(xiang)(xiang)應(ying)(ying)的(de)(de)(de)(de)蓋板。(5)繪出(chu)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)平、剖面圖(tu),局部(bu)部(bu)位(wei)還應(ying)(ying)繪出(chu)空間圖(tu),開列(lie)(lie)材(cai)料(liao)表。2、如與(yu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)合用(yong)(yong)時(shi)(shi),應(ying)(ying)將(jiang)(jiang)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)和(he)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)各(ge)直(zhi)一(yi)側,中間采(cai)用(yong)(yong)隔(ge)板分隔(ge)。3、弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)與(yu)其(qi)它(ta)低(di)電(dian)(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)合用(yong)(yong)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)時(shi)(shi),應(ying)(ying)嚴格執(zhi)行(xing)選擇具(ju)有外屏蔽層的(de)(de)(de)(de)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)的(de)(de)(de)(de)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan),避(bi)免(mian)相(xiang)(xiang)互間的(de)(de)(de)(de)干(gan)擾。4、其(qi)它(ta)安裝(zhuang)(1)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)由室外進(jin)入建(jian)(jian)筑(zhu)物(wu)內時(shi)(shi),橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)向外的(de)(de)(de)(de)坡度不(bu)得小(xiao)于(yu)1/100。(2)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)與(yu)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)設備交越時(shi)(shi),其(qi)間的(de)(de)(de)(de)凈距(ju)不(bu)小(xiao)于(yu)。(3)兩組電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)在(zai)同一(yi)高度平行(xing)敷設時(shi)(shi),其(qi)間凈距(ju)不(bu)小(xiao)于(yu)。(4)在(zai)平行(xing)圖(tu)上(shang)繪出(chu)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)路(lu)由,要注明橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)起(qi)點(dian)、終(zhong)點(dian)、拐(guai)彎點(dian)、分支(zhi)點(dian)及升降(jiang)點(dian)的(de)(de)(de)(de)坐(zuo)標或(huo)定(ding)位(wei)尺寸、標高,如能繪制橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)敷設軸(zhou)側圖(tu),則對材(cai)料(liao)統(tong)計(ji)將(jiang)(jiang)更精確。惠州市三民實業(ye)有限公(gong)司(si)，是一(yi)家(jia)集電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、科研(yan)、生產、銷售(shou)、服務為一(yi)體(ti)的(de)(de)(de)(de)企業(ye)，公(gong)司(si)兼營(ying)電(dian)(dian)(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)等建(jian)(jian)材(cai)相(xiang)(xiang)關(guan)產品。公(gong)司(si)實力(li)(li)雄厚(hou)，全國多個大型重點(dian)工程項目指定(ding)供應(ying)(ying)商，并與(yu)多家(jia)房(fang)地產公(gong)司(si)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)安裝(zhuang)單位(wei)建(jian)(jian)立長期緊(jin)密合作關(guan)系(xi)(xi)。橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)產品有托盤式(shi)(shi)、槽式(shi)(shi)、梯級(ji)式(shi)(shi)鋼制及鋁合金橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系(xi)(xi)列(lie)(lie)，組合式(shi)(shi)及玻璃鋼、防火(huo)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系(xi)(xi)列(lie)(lie)。公(gong)司(si)自成立以來(lai)，順應(ying)(ying)經濟發展的(de)(de)(de)(de)潮流(liu)。防火(huo)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)就找(zhao)三民橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。

電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)表面防(fang)(fang)(fang)(fang)腐(fu)(fu)(fu)層(ceng)類別(bie)主要(yao)有(you)熱浸鋅(xin)(xin)(xin)、鍍(du)鋅(xin)(xin)(xin)鎳、冷鍍(du)鋅(xin)(xin)(xin)、粉末(mo)靜電(dian)(dian)(dian)(dian)(dian)噴涂等方式，生產廠(chang)家資料顯示：熱浸鋅(xin)(xin)(xin)工(gong)藝壽(shou)(shou)命(ming)(ming)不小于(yu)40年，適(shi)用(yong)(yong)于(yu)室(shi)(shi)外重(zhong)腐(fu)(fu)(fu)蝕(shi)環(huan)境，造價(jia)(jia)高(gao)；鍍(du)鋅(xin)(xin)(xin)鎳工(gong)藝壽(shou)(shou)命(ming)(ming)不小于(yu)30年，也適(shi)用(yong)(yong)于(yu)室(shi)(shi)外重(zhong)腐(fu)(fu)(fu)蝕(shi)環(huan)境，造價(jia)(jia)高(gao)；冷鍍(du)鋅(xin)(xin)(xin)工(gong)藝壽(shou)(shou)命(ming)(ming)不小于(yu)12年，適(shi)用(yong)(yong)于(yu)室(shi)(shi)外輕腐(fu)(fu)(fu)蝕(shi)環(huan)境，造價(jia)(jia)一般(ban)；粉末(mo)靜電(dian)(dian)(dian)(dian)(dian)噴涂工(gong)藝壽(shou)(shou)命(ming)(ming)不小于(yu)12年，適(shi)用(yong)(yong)于(yu)室(shi)(shi)內常溫干(gan)燥環(huan)境，價(jia)(jia)格(ge)一般(ban)。設(she)(she)計人員應該根據工(gong)程環(huan)境條件合(he)理選(xuan)(xuan)(xuan)擇(ze)(ze)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)表面防(fang)(fang)(fang)(fang)腐(fu)(fu)(fu)層(ceng)類別(bie)，并(bing)在(zai)(zai)(zai)設(she)(she)計文(wen)件中清晰地表達。4．電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)等級(ji)選(xuan)(xuan)(xuan)擇(ze)(ze)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)在(zai)(zai)(zai)有(you)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)要(yao)求(qiu)的(de)(de)(de)(de)(de)區段內，可(ke)在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)梯(ti)架(jia)(jia)、托盤內添加具有(you)耐火(huo)(huo)(huo)或(huo)難燃性能的(de)(de)(de)(de)(de)板(ban)、網等材料構成封閉(bi)或(huo)半封閉(bi)式結構，并(bing)采取在(zai)(zai)(zai)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)及(ji)其(qi)(qi)支吊架(jia)(jia)表面涂刷防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)涂層(ceng)等措施，其(qi)(qi)整(zheng)體耐火(huo)(huo)(huo)性能應滿足國家有(you)關規范或(huo)標準的(de)(de)(de)(de)(de)要(yao)求(qiu)。在(zai)(zai)(zai)工(gong)程防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)要(yao)求(qiu)較高(gao)的(de)(de)(de)(de)(de)場所，不宜采用(yong)(yong)鋁(lv)合(he)金電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)。在(zai)(zai)(zai)相(xiang)同規格(ge)下，阻燃型電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)比鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)貴(gui)，使用(yong)(yong)壽(shou)(shou)命(ming)(ming)是鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)5倍(bei)以上，重(zhong)量比鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)重(zhong)30%。防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)型電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)比鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)稍貴(gui)，使用(yong)(yong)壽(shou)(shou)命(ming)(ming)是鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)3倍(bei)以上，重(zhong)量與(yu)鋼(gang)(gang)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)基本(ben)相(xiang)同。5．電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)填充率的(de)(de)(de)(de)(de)選(xuan)(xuan)(xuan)擇(ze)(ze)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)梯(ti)架(jia)(jia)、托盤寬(kuan)度和高(gao)度的(de)(de)(de)(de)(de)選(xuan)(xuan)(xuan)擇(ze)(ze)應符合(he)填充率的(de)(de)(de)(de)(de)要(yao)求(qiu)。電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)哪家強？三民橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)！云浮熱浸鋅(xin)(xin)(xin)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)公司

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要注(zhu)明橋架(jia)(jia)(jia)起點(dian)(dian)(dian)、終點(dian)(dian)(dian)、拐彎點(dian)(dian)(dian)、分(fen)支(zhi)(zhi)點(dian)(dian)(dian)及升(sheng)(sheng)降點(dian)(dian)(dian)的坐標(biao)(biao)或(huo)(huo)定(ding)位(wei)尺寸、標(biao)(biao)高,如能繪制橋架(jia)(jia)(jia)敷設(she)軸側圖(tu),則(ze)對材料統計將(jiang)更精確。直(zhi)(zhi)線(xian)(xian)段(duan)：注(zhu)明全長、橋架(jia)(jia)(jia)層數、標(biao)(biao)高、型號(hao)(hao)及規(gui)格(ge)。拐彎點(dian)(dian)(dian)和分(fen)支(zhi)(zhi)點(dian)(dian)(dian):注(zhu)明所用(yong)轉(zhuan)彎接板的型號(hao)(hao)及規(gui)格(ge)。升(sheng)(sheng)降段(duan)：注(zhu)明標(biao)(biao)高變化,也可用(yong)局部(bu)大樣(yang)圖(tu)或(huo)(huo)剖面(mian)(mian)(mian)圖(tu)表示。(5)橋架(jia)(jia)(jia)支(zhi)(zhi)撐點(dian)(dian)(dian),如立柱、托臂或(huo)(huo)非標(biao)(biao)準支(zhi)(zhi)、構架(jia)(jia)(jia)的間(jian)(jian)距、安(an)裝方(fang)式(shi)、型號(hao)(hao)規(gui)格(ge)、標(biao)(biao)高,可同意在(zai)(zai)平(ping)(ping)面(mian)(mian)(mian)上列表說明,也可分(fen)段(duan)標(biao)(biao)出用(yong)不(bu)同的剖面(mian)(mian)(mian)圖(tu)、單線(xian)(xian)圖(tu)或(huo)(huo)大樣(yang)圖(tu)表示。(6)電(dian)纜(lan)(lan)引(yin)下(xia)點(dian)(dian)(dian)位(wei)置及引(yin)下(xia)方(fang)式(shi),一般而言(yan),大批電(dian)纜(lan)(lan)引(yin)下(xia)可用(yong)垂(chui)直(zhi)(zhi)彎接板和垂(chui)直(zhi)(zhi)引(yin)上架(jia)(jia)(jia),少(shao)量電(dian)纜(lan)(lan)引(yin)下(xia)可用(yong)導板或(huo)(huo)引(yin)管注(zhu)明引(yin)下(xia)方(fang)式(shi)即可。(7)電(dian)纜(lan)(lan)橋架(jia)(jia)(jia)宜高出地(di)面(mian)(mian)(mian)。(8)電(dian)纜(lan)(lan)橋架(jia)(jia)(jia)內(nei)(nei)纜(lan)(lan)線(xian)(xian)垂(chui)直(zhi)(zhi)敷設(she)時(shi),在(zai)(zai)纜(lan)(lan)線(xian)(xian)的上端和每間(jian)(jian)隔、尾、轉(zhuan)彎及每間(jian)(jian)隔3~5米(mi)處進行固(gu)定(ding)。(9)）在(zai)(zai)吊頂內(nei)(nei)設(she)置時(shi),槽(cao)(cao)(cao)蓋開啟面(mian)(mian)(mian)應(ying)(ying)保持80(毫米(mi)的垂(chui)直(zhi)(zhi)凈空,線(xian)(xian)槽(cao)(cao)(cao)截面(mian)(mian)(mian)利(li)用(yong)率不(bu)應(ying)(ying)超過(guo)50%。(10)布(bu)放在(zai)(zai)線(xian)(xian)槽(cao)(cao)(cao)的纜(lan)(lan)線(xian)(xian)可以不(bu)綁扎(zha),槽(cao)(cao)(cao)內(nei)(nei)纜(lan)(lan)線(xian)(xian)應(ying)(ying)順直(zhi)(zhi),槽(cao)(cao)(cao)內(nei)(nei)纜(lan)(lan)線(xian)(xian)應(ying)(ying)順直(zhi)(zhi),盡量不(bu)交叉,纜(lan)(lan)線(xian)(xian)不(bu)應(ying)(ying)溢出線(xian)(xian)槽(cao)(cao)(cao),在(zai)(zai)纜(lan)(lan)線(xian)(xian)進出線(xian)(xian)槽(cao)(cao)(cao)部(bu)位(wei),轉(zhuan)彎處應(ying)(ying)綁扎(zha)固(gu)定(ding)。垂(chui)直(zhi)(zhi)線(xian)(xian)槽(cao)(cao)(cao)布(bu)放纜(lan)(lan)線(xian)(xian)應(ying)(ying)每間(jian)(jian)隔(11)在(zai)(zai)水平(ping)(ping)、垂(chui)直(zhi)(zhi)橋架(jia)(jia)(jia)和垂(chui)直(zhi)(zhi)線(xian)(xian)槽(cao)(cao)(cao)中(zhong)敷設(she)線(xian)(xian)時(shi),應(ying)(ying)對纜(lan)(lan)線(xian)(xian)進行綁扎(zha)。4對線(xian)(xian)電(dian)纜(lan)(lan)以24根為束。清遠熱浸鋅(xin)橋架(jia)(jia)(jia)標(biao)(biao)準

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