噴粉電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)不(bu)宜作接地干線)，每(mei)個(ge)電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻值可按(an)(an)下式(shi)計(ji)(ji)算(suan)：r=ρ·L/S式(shi)中：ρ=15×10Ω-6/cm(20℃)；L=長(chang)度(du)(du)按(an)(an)100mm計(ji)(ji)算(suan)；S=截面積cm2。(2)梯(ti)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)于托盤的(de)(de)(de)單位(wei)電(dian)(dian)(dian)(dian)(dian)阻值見表(biao)2。表(biao)2梯(ti)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)于托盤的(de)(de)(de)單位(wei)電(dian)(dian)(dian)(dian)(dian)阻值(3)電(dian)(dian)(dian)(dian)(dian)纜(lan)槽的(de)(de)(de)單位(wei)電(dian)(dian)(dian)(dian)(dian)阻值見表(biao)3(4)當(dang)電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)安(an)裝(zhuang)連接程(cheng)整(zheng)體后(hou)，每(mei)根(gen)(gen)梯(ti)邊(或每(mei)個(ge)電(dian)(dian)(dian)(dian)(dian)纜(lan)槽)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻為：R=L(r+1/3r’)式(shi)中：R--梯(ti)邊，即（電(dian)(dian)(dian)(dian)(dian)纜(lan)槽）全長(chang)總電(dian)(dian)(dian)(dian)(dian)阻（mΩ）；r--梯(ti)邊單位(wei)長(chang)度(du)(du)電(dian)(dian)(dian)(dian)(dian)阻（mΩ/m）橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)荷(he)(he)載(zai)(zai)(zai)特性編輯1、電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)荷(he)(he)載(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)荷(he)(he)載(zai)(zai)(zai)分(fen)為靜(jing)荷(he)(he)載(zai)(zai)(zai)、動(dong)荷(he)(he)載(zai)(zai)(zai)和附加荷(he)(he)載(zai)(zai)(zai)。靜(jing)荷(he)(he)載(zai)(zai)(zai)是(shi)(shi)(shi)指(zhi)敷設(she)在(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)內的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)種類、根(gen)(gen)數(shu)、每(mei)根(gen)(gen)的(de)(de)(de)外徑(jing)重(zhong)量/單位(wei)長(chang)度(du)(du)，按(an)(an)電(dian)(dian)(dian)(dian)(dian)纜(lan)敷設(she)的(de)(de)(de)不(bu)同路由分(fen)別列(lie)表(biao)統計(ji)(ji)。動(dong)荷(he)(he)載(zai)(zai)(zai)是(shi)(shi)(shi)指(zhi)電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)安(an)裝(zhuang)和維(wei)護過(guo)程(cheng)中施工維(wei)修人員的(de)(de)(de)重(zhong)量。對于輕(qing)型電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)，一般不(bu)考慮動(dong)荷(he)(he)載(zai)(zai)(zai)，即不(bu)允許在(zai)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)上(shang)站(行)人，如果(guo)需要考慮站人，則(ze)應(ying)將(jiang)跨距適當(dang)縮小。附加荷(he)(he)載(zai)(zai)(zai)在(zai)室(shi)外是(shi)(shi)(shi)指(zhi)冰雪(xue)、風和電(dian)(dian)(dian)(dian)(dian)磁(ci)力所形(xing)成的(de)(de)(de)荷(he)(he)載(zai)(zai)(zai)，它(ta)與(yu)安(an)裝(zhuang)場所的(de)(de)(de)地區自然(ran)氣象條件和帶電(dian)(dian)(dian)(dian)(dian)體的(de)(de)(de)性質有關(guan)，設(she)計(ji)(ji)中應(ying)根(gen)(gen)據各種條件加以計(ji)(ji)算(suan)。2、選用(yong)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)步驟(1)確定(ding)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)寬度(du)(du)、層(ceng)(ceng)數(shu)、支撐點的(de)(de)(de)型式(shi)和間距、以及電(dian)(dian)(dian)(dian)(dian)纜(lan)在(zai)各層(ceng)(ceng)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)上(shang)的(de)(de)(de)分(fen)布。橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)設(she)計(ji)(ji)(2)計(ji)(ji)算(suan)每(mei)層(ceng)(ceng)電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)(de)(de)均(jun)布荷(he)(he)載(zai)(zai)(zai)(kN/m2),初(chu)步確定(ding)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)型號、規(gui)格。。電(dian)(dian)(dian)(dian)(dian)纜(lan)橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)，現品現貨，技術支持，良好服務(wu)，三民橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)。廣州烤漆橋(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)彎(wan)頭

托(tuo)盤(pan)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)其表面(mian)處(chu)(chu)理(li)可根據(ju)用(yong)(yong)戶(hu)需(xu)要分為(wei)(wei)鍍鋅(xin)、靜電(dian)(dian)(dian)(dian)噴塑和熱鍍鋅(xin)三(san)(san)(san)種，在(zai)重(zhong)腐蝕環境中可作(zuo)特殊防(fang)(fang)腐處(chu)(chu)理(li)。托(tuo)盤(pan)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)可備護(hu)罩(zhao)，需(xu)要配護(hu)罩(zhao)時(shi)可在(zai)訂貨(huo)時(shi)注(zhu)明，其所有(you)(you)配件(jian)與梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)，槽(cao)(cao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)橋(qiao)(qiao)架(jia)通用(yong)(yong)。梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)：XQJ-T型梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)是根據(ju)國(guo)內外有(you)(you)關資料及我廠同類產品(pin)改進而(er)成。它(ta)具有(you)(you)重(zhong)量輕，成本低，造型別具，安(an)裝方便、散熱、透(tou)氣性好等優點(dian)。它(ta)適用(yong)(yong)于一般直徑較大(da)電(dian)(dian)(dian)(dian)纜(lan)的(de)敷設(she)。惠州市(shi)三(san)(san)(san)民實業有(you)(you)限公司(si)，是一家集電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)、科研(yan)、生(sheng)產、銷售、服務為(wei)(wei)一體的(de)企(qi)業，公司(si)兼營電(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)纜(lan)等建材相關產品(pin)。公司(si)實力(li)雄(xiong)厚，全(quan)國(guo)多個大(da)型重(zhong)點(dian)工(gong)程(cheng)項目(mu)指定(ding)供應商，并與多家房地(di)產公司(si)和電(dian)(dian)(dian)(dian)力(li)安(an)裝單位(wei)建立長期緊密(mi)合作(zuo)關系(xi)(xi)(xi)。橋(qiao)(qiao)架(jia)產品(pin)有(you)(you)托(tuo)盤(pan)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)、槽(cao)(cao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)、梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)鋼(gang)制(zhi)及鋁(lv)合金橋(qiao)(qiao)架(jia)系(xi)(xi)(xi)列，組合式(shi)(shi)(shi)(shi)(shi)(shi)(shi)及玻璃鋼(gang)、防(fang)(fang)火橋(qiao)(qiao)架(jia)系(xi)(xi)(xi)列。公司(si)自成立以來，順應經(jing)濟發展的(de)潮流，以滿(man)足省、市(shi)重(zhong)點(dian)建設(she)工(gong)程(cheng)服務需(xu)要為(wei)(wei)目(mu)標，堅持(chi)誠信立業，以市(shi)場為(wei)(wei)導向。竭誠為(wei)(wei)客戶(hu)提供好的(de)產品(pin)和滿(man)意的(de)服務。特別適用(yong)(yong)于高(gao)、低壓(ya)動(dong)力(li)電(dian)(dian)(dian)(dian)纜(lan)的(de)敷設(she)。梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)備有(you)(you)護(hu)罩(zhao)，需(xu)要配護(hu)罩(zhao)時(shi)可在(zai)訂貨(huo)時(shi)注(zhu)明，其所有(you)(you)配件(jian)與托(tuo)盤(pan)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)、槽(cao)(cao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)橋(qiao)(qiao)架(jia)通用(yong)(yong)。梯(ti)(ti)級(ji)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)其表面(mian)處(chu)(chu)理(li)分為(wei)(wei)靜電(dian)(dian)(dian)(dian)噴塑、鍍鋅(xin)、噴漆(qi)三(san)(san)(san)種。佛山(shan)消(xiao)防(fang)(fang)橋(qiao)(qiao)架(jia)生(sheng)產電(dian)(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)哪(na)家強(qiang)？三(san)(san)(san)民橋(qiao)(qiao)架(jia)！

而在項(xiang)目執行(xing)階(jie)段采購部門老是和供(gong)貨商(shang)簽訂(ding)增(zeng)補合同，從而導致總(zong)承包(bao)公司利(li)潤的(de)(de)(de)(de)(de)降(jiang)低。2）錯(cuo)項(xiang)。原因在于(yu)很多設(she)計(ji)人員對于(yu)一(yi)(yi)(yi)(yi)些概念不(bu)清，有的(de)(de)(de)(de)(de)把(ba)彎(wan)通(tong)(tong)(tong)、支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)算作附(fu)件，有的(de)(de)(de)(de)(de)把(ba)蓋板(ban)當(dang)(dang)成主材(cai)(cai)。實際上，電(dian)纜(lan)(lan)橋架(jia)(jia)(jia)的(de)(de)(de)(de)(de)“托(tuo)架(jia)(jia)(jia)”包(bao)括(kuo)直(zhi)(zhi)(zhi)(zhi)通(tong)(tong)(tong)和彎(wan)通(tong)(tong)(tong)兩部分(fen)。電(dian)纜(lan)(lan)橋架(jia)(jia)(jia)的(de)(de)(de)(de)(de)“附(fu)件”包(bao)括(kuo)各種連接板(ban)、蓋板(ban)、隔板(ban)、壓板(ban)、終端(duan)板(ban)、引下件、緊固件等(deng)(deng)。附(fu)件在材(cai)(cai)料(liao)表中不(bu)開列(lie)，由供(gong)貨商(shang)隨貨配(pei)套供(gong)應(ying)，成本打入托(tuo)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)單價(jia)部分(fen)，工程中不(bu)需要供(gong)貨商(shang)單獨報(bao)價(jia)。而“支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)”包(bao)括(kuo)托(tuo)臂(bei)、立(li)柱、吊(diao)架(jia)(jia)(jia)等(deng)(deng)，需要單獨開列(lie)，工程中供(gong)貨商(shang)需要單獨報(bao)價(jia)。3）統(tong)計(ji)量(liang)偏(pian)差大(da)(da)，通(tong)(tong)(tong)常是數量(liang)偏(pian)少。那(nei)么工程報(bao)價(jia)中如何(he)比(bi)較準確地統(tong)計(ji)電(dian)纜(lan)(lan)橋架(jia)(jia)(jia)的(de)(de)(de)(de)(de)材(cai)(cai)料(liao)呢？一(yi)(yi)(yi)(yi)般(ban)而言，托(tuo)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)直(zhi)(zhi)(zhi)(zhi)通(tong)(tong)(tong)部分(fen)可(ke)考慮(lv)1%～2%的(de)(de)(de)(de)(de)裕量(liang)，彎(wan)通(tong)(tong)(tong)部分(fen)則直(zhi)(zhi)(zhi)(zhi)接統(tong)計(ji)數量(liang)。橋架(jia)(jia)(jia)全(quan)長(chang)除(chu)以平均立(li)柱間距(ju)（戶外立(li)柱跨(kua)(kua)距(ju)一(yi)(yi)(yi)(yi)般(ban)采取(qu)6m，室內(nei)立(li)柱跨(kua)(kua)距(ju)一(yi)(yi)(yi)(yi)般(ban)采取(qu)3m），得到立(li)柱數，增(zeng)加2%～4%裕量(liang)。而橋架(jia)(jia)(jia)全(quan)長(chang)除(chu)以支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)平均間距(ju)，得到支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)數，再(zai)考慮(lv)1%～2%裕量(liang)。至于(yu)支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)間距(ju)，戶內(nei)直(zhi)(zhi)(zhi)(zhi)線(xian)段支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)間距(ju)一(yi)(yi)(yi)(yi)般(ban)取(qu)～3m，垂直(zhi)(zhi)(zhi)(zhi)安裝的(de)(de)(de)(de)(de)支(zhi)(zhi)(zhi)(zhi)架(jia)(jia)(jia)間距(ju)不(bu)大(da)(da)于(yu)2m。非直(zhi)(zhi)(zhi)(zhi)線(xian)段的(de)(de)(de)(de)(de)支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)配(pei)置應(ying)當(dang)(dang)遵守規(gui)(gui)范規(gui)(gui)定：當(dang)(dang)彎(wan)通(tong)(tong)(tong)彎(wan)曲半徑小于(yu)300mm時(shi)，應(ying)在距(ju)非直(zhi)(zhi)(zhi)(zhi)線(xian)段與直(zhi)(zhi)(zhi)(zhi)線(xian)結合處300～600mm的(de)(de)(de)(de)(de)直(zhi)(zhi)(zhi)(zhi)線(xian)段側設(she)置一(yi)(yi)(yi)(yi)個支(zhi)(zhi)(zhi)(zhi)吊(diao)架(jia)(jia)(jia)。

惠州(zhou)市三(san)民實(shi)業有限公(gong)(gong)司(si)，是一家集電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)、科(ke)研、生產、銷(xiao)售、服務(wu)為(wei)一體(ti)的(de)企業，公(gong)(gong)司(si)兼營電(dian)(dian)線、電(dian)(dian)纜(lan)等建材(cai)相關(guan)產品。公(gong)(gong)司(si)實(shi)力雄厚，全(quan)國多個大型重點工程(cheng)項(xiang)目(mu)指定供應商，并(bing)與多家房(fang)地(di)產公(gong)(gong)司(si)和(he)(he)電(dian)(dian)力安(an)裝單位建立長(chang)期緊(jin)密(mi)合作關(guan)系。橋(qiao)(qiao)架(jia)(jia)(jia)產品有托盤式(shi)(shi)、槽式(shi)(shi)、梯級式(shi)(shi)鋼(gang)制及(ji)(ji)鋁合金(jin)(jin)橋(qiao)(qiao)架(jia)(jia)(jia)系列，組合式(shi)(shi)及(ji)(ji)玻(bo)璃鋼(gang)、防(fang)火橋(qiao)(qiao)架(jia)(jia)(jia)系列。公(gong)(gong)司(si)自成(cheng)(cheng)立以來，順應經濟發展(zhan)的(de)潮流(liu)，以滿足省、市重點建設工程(cheng)服務(wu)需要為(wei)目(mu)標，堅(jian)持誠信(xin)立業，以市場為(wei)導向，竭誠為(wei)客戶提(ti)供好(hao)的(de)產品和(he)(he)滿意(yi)的(de)服務(wu)。電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)分為(wei)槽式(shi)(shi)電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)、托盤式(shi)(shi)電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)和(he)(he)梯級式(shi)(shi)電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)、網格橋(qiao)(qiao)架(jia)(jia)(jia)等結構，由支(zhi)架(jia)(jia)(jia)、托臂(bei)和(he)(he)安(an)裝附(fu)(fu)件等組成(cheng)(cheng)。可以架(jia)(jia)(jia)設,也(ye)可以敷設在各種建(構)筑(zhu)物和(he)(he)管廊支(zhi)架(jia)(jia)(jia)上，體(ti)現結構簡單、造型美觀、配置靈活(huo)和(he)(he)維修方便等特(te)(te)點，全(quan)部零(ling)件均需進(jin)行鍍(du)鋅(xin)處理，安(an)裝在建筑(zhu)物外露天的(de)橋(qiao)(qiao)架(jia)(jia)(jia)，如果是在鄰近海邊或屬(shu)于腐(fu)蝕區，則(ze)材(cai)質(zhi)必須具有防(fang)腐(fu)、耐潮氣、附(fu)(fu)著力好(hao)，耐沖擊強度高的(de)物性(xing)特(te)(te)點。中文名(ming)橋(qiao)(qiao)架(jia)(jia)(jia)外文名(ming)cabletray材(cai)質(zhi)金(jin)(jin)屬(shu)、玻(bo)璃鋼(gang)用途用于電(dian)(dian)纜(lan)加工金(jin)(jin)屬(shu)制作防(fang)腐(fu)鍍(du)鋅(xin)、噴塑目(mu)錄(lu)1脹縮(suo)問題2接(jie)地(di)3荷載特(te)(te)性(xing)4結構形式(shi)(shi)5安(an)裝要求(qiu)?橋(qiao)(qiao)架(jia)(jia)(jia)說明(ming)?一般術語(yu)橋(qiao)(qiao)架(jia)(jia)(jia)脹縮(suo)問題編輯由于環境溫度變化，鋼(gang)質(zhi)電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)會(hui)出(chu)現熱脹冷縮(suo)的(de)現象(xiang)。電(dian)(dian)纜(lan)橋(qiao)(qiao)架(jia)(jia)(jia)好(hao)商家推薦，三(san)民橋(qiao)(qiao)架(jia)(jia)(jia)就是好(hao)。

應提交下列資料產品(pin)出廠合格(ge)證、省(sheng)市級質監站定(ding)(ding)(ding)期(qi)檢驗報(bao)告(gao)及有(you)(you)關(guan)技(ji)術(shu)鑒定(ding)(ding)(ding)文件(jian)等電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)板材厚度應滿足有(you)(you)關(guan)要(yao)求。熱鍍鋅的(de)(de)(de)(de)電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)鍍層表面(mian)(mian)應均(jun)勻,無(wu)(wu)(wu)過(guo)燒、掛灰、局部未(wei)鍍鋅等缺(que)陷(xian)。靜(jing)電(dian)噴(pen)塑應平(ping)整、光滑、均(jun)勻、不(bu)(bu)起(qi)皮,無(wu)(wu)(wu)氣泡、水泡橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)本身應平(ping)整,無(wu)(wu)(wu)扭(niu)曲變形(xing),內(nei)壁應光滑、無(wu)(wu)(wu)毛(mao)刺橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)焊縫表面(mian)(mian)應均(jun)勻,不(bu)(bu)得有(you)(you)漏焊、裂紋、燒穿(chuan)等缺(que)陷(xian)。（2）.電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)安(an)裝位置(zhi)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)水平(ping)敷設(she)(she)時(shi)(shi),距(ju)(ju)地高度一般(ban)(ban)不(bu)(bu)宜(yi)低于(yu)(yu)。橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)多層敷設(she)(she)時(shi)(shi),為了(le)散(san)熱、維護以及防干擾的(de)(de)(de)(de)需要(yao),橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)層間應留有(you)(you)一定(ding)(ding)(ding)的(de)(de)(de)(de)距(ju)(ju)離電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)在與各種管(guan)(guan)道平(ping)行敷設(she)(she)時(shi)(shi),其凈(jing)距(ju)(ju)應符合有(you)(you)關(guan)的(de)(de)(de)(de)規(gui)定(ding)(ding)(ding)。（3）.支(zhi)(zhi)吊(diao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)安(an)裝電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)支(zhi)(zhi)吊(diao)架(jia)(jia)(jia)(jia)質量應符合現行的(de)(de)(de)(de)有(you)(you)關(guan)技(ji)術(shu)標準電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)水平(ping)敷設(she)(she)時(shi)(shi),支(zhi)(zhi)撐(cheng)跨距(ju)(ju)一般(ban)(ban)為，固定(ding)(ding)(ding)間距(ju)(ju)不(bu)(bu)宜(yi)大(da)于(yu)(yu)2m兩相鄰橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)托(tuo)臂之間水平(ping)高度差不(bu)(bu)應大(da)于(yu)(yu)10mm,兩相鄰橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)托(tuo)臂垂(chui)直中線(xian)的(de)(de)(de)(de)垂(chui)直偏(pian)差不(bu)(bu)應大(da)于(yu)(yu)20mm。1、電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)作為布線(xian)工程的(de)(de)(de)(de)一個配套(tao)項目,尚無(wu)(wu)(wu)專門的(de)(de)(de)(de)規(gui)范(fan)指導,個生產廠家的(de)(de)(de)(de)規(gui)格(ge)程式缺(que)乏通用性,因此,設(she)(she)計(ji)選(xuan)型(xing)過(guo)程應根(gen)據弱電(dian)各個系統纜(lan)(lan)(lan)(lan)顯得類型(xing)、數量,合理選(xuan)定(ding)(ding)(ding)適用的(de)(de)(de)(de)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。(1)確定(ding)(ding)(ding)方向：根(gen)據建(jian)筑平(ping)面(mian)(mian)布置(zhi)圖,結(jie)合空調管(guan)(guan)線(xian)和電(dian)氣管(guan)(guan)線(xian)等設(she)(she)置(zhi)情況(kuang)、方便維修，以及電(dian)纜(lan)(lan)(lan)(lan)路由的(de)(de)(de)(de)疏密來確定(ding)(ding)(ding)電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)佳路由。在室內(nei)。電(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，正規(gui)廠家，支(zhi)(zhi)持(chi)定(ding)(ding)(ding)制(zhi)，三民(min)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。廣州鋁合金(jin)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)廠

鍍(du)鋅橋架(jia)就(jiu)找三民橋架(jia)。廣州烤(kao)漆橋架(jia)彎頭

在(zai)公(gong)共(gong)通(tong)道(dao)或室外跨越道(dao)路段(duan)．底層橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)上(shang)宜(yi)加(jia)墊板(ban)或使(shi)用(yong)無孔托盤(pan)。7.不(bu)(bu)同(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓、不(bu)(bu)同(tong)用(yong)途的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)不(bu)(bu)宜(yi)敷(fu)設在(zai)同(tong)一(yi)(yi)(yi)(yi)層電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)內：(1)1kV以上(shang)和1kV及以下的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)：(2)同(tong)一(yi)(yi)(yi)(yi)路徑向一(yi)(yi)(yi)(yi)級負(fu)荷(he)(he)(he)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)雙(shuang)回路電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)；(3)應急照明(ming)(ming)和其他照明(ming)(ming)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)：(4)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)，控制(zhi)和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。若(ruo)不(bu)(bu)同(tong)等級的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)敷(fu)設在(zai)同(tong)一(yi)(yi)(yi)(yi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)時，中間應增加(jia)隔板(ban)隔離(li)。8.當(dang)鋼(gang)制(zhi)直(zhi)線段(duan)長(chang)(chang)度(du)超過(guo)30m，鋁合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)超過(guo)15m時．或當(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)經過(guo)建(jian)筑(zhu)伸(shen)縮(suo)(沉降)縫時應留有(you)O-30mm補償余(yu)量．其連接(jie)宜(yi)采(cai)用(yong)伸(shen)縮(suo)連接(jie)板(ban)。9.電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)梯架(jia)(jia)(jia)、托盤(pan)寬度(du)和高(gao)度(du)的(de)選擇(ze)應符合填充率的(de)要求，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)在(zai)梯架(jia)(jia)(jia)、托盤(pan)內的(de)填充率一(yi)(yi)(yi)(yi)般情(qing)況下，動力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)可取(qu)40%-50%，控制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)可取(qu)50%。70%．且宜(yi)預留l0%一(yi)(yi)(yi)(yi)252工程發展(zhan)裕(yu)量。10.在(zai)選擇(ze)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)荷(he)(he)(he)載(zai)(zai)等級時如果電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)支(zhi)吊架(jia)(jia)(jia)的(de)實際跨距不(bu)(bu)等于2m時．則工作(zuo)均布(bu)(bu)荷(he)(he)(he)載(zai)(zai)應滿足：式(shi)(shi)(shi)中qG----工作(zuo)均布(bu)(bu)荷(he)(he)(he)載(zai)(zai)，kN/m；qE----額定(ding)均布(bu)(bu)荷(he)(he)(he)載(zai)(zai)，kN/m；LG----實際跨距，m。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)設計公(gong)式(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)設計使(shi)用(yong)都是有(you)一(yi)(yi)(yi)(yi)定(ding)的(de)公(gong)式(shi)(shi)(shi)可循的(de)，下面介(jie)紹下具(ju)體的(de)公(gong)式(shi)(shi)(shi)：在(zai)設計計算中，若(ruo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)實際載(zai)(zai)荷(he)(he)(he)量用(yong)G總(zong)表示：則：G總(zong)=n1g1n2g2n3g3……式(shi)(shi)(shi)中：g1g2、g3……分別為(wei)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)內各種規格型號(hao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)單(dan)位(wei)長(chang)(chang)度(du)重量。單(dan)位(wei)為(wei)。廣(guang)州烤漆橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)彎頭

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