所以(yi)其安(an)裝(zhuang)橋(qiao)(qiao)(qiao)架(jia)寬度b為：b=n1(d1+k1)+n2(d2+k2)+n3(d3+k3)+……n1、n2、n3……為上述同(tong)種型號規格電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)根數(shu)。電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)安(an)裝(zhuang)要求編輯(ji)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)安(an)裝(zhuang)時應(ying)(ying)注意關(guan)于電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)安(an)裝(zhuang)時應(ying)(ying)注意的(de)幾點(dian)(dian)說明：（1）.外觀檢(jian)查電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)進入施工(gong)(gong)現場(chang)。惠州市(shi)三(san)民(min)實業有限公(gong)(gong)司，是一家集電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)、科研、生(sheng)產(chan)、銷售、服(fu)務(wu)為一體的(de)企業，公(gong)(gong)司兼(jian)營電(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)纜(lan)(lan)等(deng)建材(cai)相關(guan)產(chan)品(pin)(pin)。公(gong)(gong)司實力(li)雄厚(hou)，全國多個大型重(zhong)(zhong)點(dian)(dian)工(gong)(gong)程(cheng)項目指定供應(ying)(ying)商，并(bing)與多家房(fang)地產(chan)公(gong)(gong)司和電(dian)(dian)(dian)(dian)力(li)安(an)裝(zhuang)單位建立長期(qi)緊密合作關(guan)系(xi)(xi)。橋(qiao)(qiao)(qiao)架(jia)產(chan)品(pin)(pin)有托(tuo)盤式(shi)(shi)、槽式(shi)(shi)、梯級式(shi)(shi)鋼(gang)制及(ji)鋁合金橋(qiao)(qiao)(qiao)架(jia)系(xi)(xi)列，組合式(shi)(shi)及(ji)玻璃(li)鋼(gang)、防(fang)火橋(qiao)(qiao)(qiao)架(jia)系(xi)(xi)列。公(gong)(gong)司自(zi)成立以(yi)來，順應(ying)(ying)經(jing)濟發展的(de)潮流，以(yi)滿(man)足(zu)省(sheng)(sheng)、市(shi)重(zhong)(zhong)點(dian)(dian)建設工(gong)(gong)程(cheng)服(fu)務(wu)需要為目標(biao)，堅持誠信立業，以(yi)市(shi)場(chang)為導(dao)向，竭誠為客(ke)戶提供好(hao)的(de)產(chan)品(pin)(pin)和滿(man)意的(de)服(fu)務(wu)。應(ying)(ying)提交下列資料產(chan)品(pin)(pin)出廠合格證、省(sheng)(sheng)市(shi)級質監站定期(qi)檢(jian)驗(yan)報告及(ji)有關(guan)技(ji)術鑒定文(wen)件等(deng)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)板材(cai)厚(hou)度應(ying)(ying)滿(man)足(zu)有關(guan)要求。熱(re)鍍(du)鋅的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)鍍(du)層表面應(ying)(ying)均勻,無過燒、掛灰、局部未鍍(du)鋅等(deng)缺陷。靜電(dian)(dian)(dian)(dian)噴塑應(ying)(ying)平整、光(guang)滑(hua)、均勻、不起皮(pi),無氣泡(pao)、水泡(pao)橋(qiao)(qiao)(qiao)架(jia)本身應(ying)(ying)平整,無扭曲變(bian)形,內(nei)壁應(ying)(ying)光(guang)滑(hua)、無毛刺(ci)橋(qiao)(qiao)(qiao)架(jia)焊(han)縫表面應(ying)(ying)均勻,不得(de)有漏焊(han)、裂紋(wen)、燒穿等(deng)缺陷。。鋁合金線槽就找三(san)民(min)橋(qiao)(qiao)(qiao)架(jia)。梅州梯式(shi)(shi)橋(qiao)(qiao)(qiao)架(jia)生(sheng)產(chan)企業

一(yi)般大撓度(du)與跨(kua)距(支撐點間距)之比取(qu)1/250~1/150為(wei)宜。橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)結(jie)構(gou)形(xing)式編輯電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)載荷(he)曲線槽(cao)(cao)式電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)結(jie)構(gou)形(xing)式組(zu)合(he)式電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)結(jie)構(gou)形(xing)式桁(heng)架(jia)(jia)(jia)(jia)式梯(ti)架(jia)(jia)(jia)(jia)、大跨(kua)距橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)結(jie)構(gou)形(xing)式1．橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)選擇1．1在工(gong)程設(she)(she)(she)(she)(she)計中，橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)布置(zhi)應根據經濟合(he)理性、技術可行(xing)性、運行(xing)安(an)全性等因素綜合(he)比較，以(yi)確(que)定佳方案，還要(yao)充分滿足(zu)施工(gong)安(an)裝(zhuang)、維護檢修(xiu)及電(dian)(dian)(dian)纜(lan)敷(fu)設(she)(she)(she)(she)(she)的(de)(de)(de)要(yao)求。惠州市三民實(shi)業有(you)限公(gong)(gong)(gong)司，是一(yi)家集電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、科研、生產(chan)(chan)、銷售、服(fu)(fu)務為(wei)一(yi)體的(de)(de)(de)企(qi)業，公(gong)(gong)(gong)司兼營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)等建材相(xiang)關產(chan)(chan)品(pin)。公(gong)(gong)(gong)司實(shi)力雄(xiong)厚，全國多(duo)個大型重(zhong)點工(gong)程項目指定供(gong)(gong)應商，并與多(duo)家房地(di)(di)(di)產(chan)(chan)公(gong)(gong)(gong)司和(he)(he)電(dian)(dian)(dian)力安(an)裝(zhuang)單位(wei)建立(li)長期緊密(mi)合(he)作關系。橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)產(chan)(chan)品(pin)有(you)托盤式、槽(cao)(cao)式、梯(ti)級(ji)式鋼制(zhi)及鋁(lv)合(he)金橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系列，組(zu)合(he)式及玻璃(li)鋼、防火橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系列。公(gong)(gong)(gong)司自成立(li)以(yi)來，順(shun)應經濟發展的(de)(de)(de)潮(chao)流，以(yi)滿足(zu)省(sheng)、市重(zhong)點建設(she)(she)(she)(she)(she)工(gong)程服(fu)(fu)務需要(yao)為(wei)目標，堅(jian)持誠(cheng)信立(li)業，以(yi)市場為(wei)導向(xiang)，竭誠(cheng)為(wei)客(ke)戶提供(gong)(gong)好(hao)的(de)(de)(de)產(chan)(chan)品(pin)和(he)(he)滿意的(de)(de)(de)服(fu)(fu)務。1．2橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)水平敷(fu)設(she)(she)(she)(she)(she)時(shi)距地(di)(di)(di)面(mian)的(de)(de)(de)高度(du)一(yi)般不低于于，垂直敷(fu)設(she)(she)(she)(she)(she)時(shi)距地(di)(di)(di)面(mian)，但敷(fu)設(she)(she)(she)(she)(she)在電(dian)(dian)(dian)氣用房間內(nei)時(shi)除外。電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)水平敷(fu)設(she)(she)(she)(she)(she)在設(she)(she)(she)(she)(she)備(bei)夾層(ceng)或(huo)馬(ma)道(dao)且低于2．5m，應采取(qu)保護接地(di)(di)(di)措(cuo)施。1．3橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、線槽(cao)(cao)及其支吊(diao)架(jia)(jia)(jia)(jia)使用在有(you)腐(fu)蝕(shi)性環(huan)境中，應采用耐腐(fu)蝕(shi)的(de)(de)(de)剛(gang)性材料(liao)制(zhi)造。河源熱鍍(du)鋅橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)公(gong)(gong)(gong)司電(dian)(dian)(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)好(hao)商家推薦，三民橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)就是好(hao)。

在(zai)公共通(tong)道或室外跨越道路段．底層(ceng)橋(qiao)架(jia)(jia)(jia)(jia)上宜(yi)加(jia)墊板或使(shi)用(yong)無孔托盤。7.不同(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓、不同(tong)用(yong)途的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)不宜(yi)敷設在(zai)同(tong)一(yi)層(ceng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)內：(1)1kV以上和(he)1kV及以下的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)：(2)同(tong)一(yi)路徑(jing)向一(yi)級負荷(he)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)雙回路電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)；(3)應(ying)(ying)急照明(ming)和(he)其他照明(ming)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)：(4)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)，控(kong)制(zhi)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)信(xin)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。若不同(tong)等級的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)敷設在(zai)同(tong)一(yi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)時，中(zhong)間(jian)應(ying)(ying)增加(jia)隔(ge)板隔(ge)離。8.當(dang)鋼制(zhi)直線段長度超過30m，鋁合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)超過15m時．或當(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)經過建筑(zhu)伸縮(沉降)縫時應(ying)(ying)留有O-30mm補償余(yu)量．其連接(jie)宜(yi)采用(yong)伸縮連接(jie)板。9.電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)梯架(jia)(jia)(jia)(jia)、托盤寬度和(he)高度的(de)(de)(de)(de)選(xuan)擇應(ying)(ying)符合填(tian)(tian)充率(lv)(lv)的(de)(de)(de)(de)要求，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)在(zai)梯架(jia)(jia)(jia)(jia)、托盤內的(de)(de)(de)(de)填(tian)(tian)充率(lv)(lv)一(yi)般情況下，動力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)可取40%-50%，控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)可取50%。70%．且宜(yi)預留l0%一(yi)252工(gong)(gong)程發展裕量。10.在(zai)選(xuan)擇電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)荷(he)載等級時如果電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)支(zhi)吊架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)實(shi)際跨距(ju)不等于2m時．則(ze)工(gong)(gong)作均(jun)布(bu)荷(he)載應(ying)(ying)滿足：式(shi)(shi)(shi)中(zhong)qG----工(gong)(gong)作均(jun)布(bu)荷(he)載，kN/m；qE----額定均(jun)布(bu)荷(he)載，kN/m；LG----實(shi)際跨距(ju)，m。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)設計(ji)公式(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)設計(ji)使(shi)用(yong)都是有一(yi)定的(de)(de)(de)(de)公式(shi)(shi)(shi)可循(xun)的(de)(de)(de)(de)，下面介紹下具體(ti)的(de)(de)(de)(de)公式(shi)(shi)(shi)：在(zai)設計(ji)計(ji)算(suan)中(zhong)，若電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)實(shi)際載荷(he)量用(yong)G總表示(shi)：則(ze)：G總=n1g1n2g2n3g3……式(shi)(shi)(shi)中(zhong)：g1g2、g3……分別為(wei)橋(qiao)架(jia)(jia)(jia)(jia)內各種(zhong)規格型(xing)號電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)單位長度重量。單位為(wei)。

全國多(duo)(duo)個(ge)大型重(zhong)點工(gong)(gong)(gong)程(cheng)(cheng)(cheng)項目指(zhi)定供應(ying)商，并(bing)與多(duo)(duo)家(jia)房地產公司(si)和(he)(he)電(dian)力(li)安裝(zhuang)單(dan)位建(jian)立(li)長期(qi)緊(jin)密(mi)合(he)(he)作關系。橋(qiao)(qiao)架(jia)(jia)(jia)產品有托(tuo)盤式、槽式、梯(ti)級式鋼(gang)(gang)(gang)(gang)(gang)制及(ji)鋁(lv)合(he)(he)金橋(qiao)(qiao)架(jia)(jia)(jia)系列(lie)，組合(he)(he)式及(ji)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)(gang)(gang)(gang)、防火(huo)橋(qiao)(qiao)架(jia)(jia)(jia)系列(lie)。公司(si)自成立(li)以來，順應(ying)經濟發展的(de)(de)(de)(de)潮(chao)流(liu)，以滿(man)(man)足省(sheng)、市(shi)重(zhong)點建(jian)設工(gong)(gong)(gong)程(cheng)(cheng)(cheng)服務需要(yao)為(wei)(wei)(wei)(wei)目標，堅持誠信立(li)業，以市(shi)場為(wei)(wei)(wei)(wei)導向，竭誠為(wei)(wei)(wei)(wei)客戶(hu)提(ti)供好的(de)(de)(de)(de)產品和(he)(he)滿(man)(man)意(yi)的(de)(de)(de)(de)服務。電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)材質(zhi)選擇(ze)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)材質(zhi)是(shi)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)設計(ji)(ji)常見的(de)(de)(de)(de)另外(wai)一個(ge)問(wen)題。按(an)照材料劃分，電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)主要(yao)有鋼(gang)(gang)(gang)(gang)(gang)制、玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)(gang)(gang)(gang)和(he)(he)鋁(lv)合(he)(he)金幾種。玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)(gang)(gang)(gang)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)特點是(shi)質(zhi)量(liang)輕，比重(zhong)為(wei)(wei)(wei)(wei)碳鋼(gang)(gang)(gang)(gang)(gang)的(de)(de)(de)(de)1/4；耐水(shui)性和(he)(he)耐腐蝕性好，適(shi)合(he)(he)化(hua)工(gong)(gong)(gong)廠(chang)。不易(yi)燃燒(shao)，難燃型玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)(gang)(gang)(gang)電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)氧指(zhi)數≥32。使用壽(shou)命(ming)(ming)長，一般設計(ji)(ji)壽(shou)命(ming)(ming)為(wei)(wei)(wei)(wei)20年，但(dan)價格是(shi)鋼(gang)(gang)(gang)(gang)(gang)制電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)3倍。施工(gong)(gong)(gong)的(de)(de)(de)(de)優越(yue)性在(zai)于切割方便、組裝(zhuang)靈(ling)活，安裝(zhuang)無需動(dong)火(huo)，這對于危(wei)險環(huan)境(jing)并(bing)且工(gong)(gong)(gong)程(cheng)(cheng)(cheng)工(gong)(gong)(gong)期(qi)緊(jin)張的(de)(de)(de)(de)化(hua)工(gong)(gong)(gong)廠(chang)工(gong)(gong)(gong)程(cheng)(cheng)(cheng)意(yi)義尤其重(zhong)大，因(yin)為(wei)(wei)(wei)(wei)在(zai)危(wei)險環(huan)境(jing)，工(gong)(gong)(gong)程(cheng)(cheng)(cheng)動(dong)火(huo)安裝(zhuang)時化(hua)工(gong)(gong)(gong)廠(chang)必須停(ting)產，經濟效益必受影響。鋁(lv)合(he)(he)金電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)重(zhong)量(liang)也很輕，由于鋁(lv)、鋼(gang)(gang)(gang)(gang)(gang)比重(zhong)不同（Al=，Fe=），按(an)重(zhong)量(liang)計(ji)(ji)算(suan)，鋁(lv)鋼(gang)(gang)(gang)(gang)(gang)之比約為(wei)(wei)(wei)(wei)1：3。鋁(lv)合(he)(he)金電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)外(wai)形尺寸(cun)、荷(he)載特性均與鋼(gang)(gang)(gang)(gang)(gang)質(zhi)橋(qiao)(qiao)架(jia)(jia)(jia)基本相近。就費用而言，鋁(lv)合(he)(he)金橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)造價比鍍鋅鋼(gang)(gang)(gang)(gang)(gang)制電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)要(yao)高20%。電(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)誰(shui)做得(de)好？三民橋(qiao)(qiao)架(jia)(jia)(jia)！

電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)分為(wei)槽式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、托(tuo)(tuo)盤式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)和梯級(ji)式(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、網格橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)等(deng)結(jie)構，由支(zhi)(zhi)架(jia)(jia)(jia)、托(tuo)(tuo)臂和安裝(zhuang)附件等(deng)組成。可(ke)以架(jia)(jia)(jia)設,也可(ke)以敷設在各種(zhong)建(jian)(jian)(構)筑(zhu)物(wu)和管廊支(zhi)(zhi)架(jia)(jia)(jia)上，體現(xian)結(jie)構簡單(dan)、造型美觀、配置靈活和維修(xiu)方便等(deng)特點，全部零件均需(xu)進行(xing)鍍鋅處理，安裝(zhuang)在建(jian)(jian)筑(zhu)物(wu)外露天(tian)的(de)(de)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)，如果是在鄰近(jin)海邊或屬(shu)于(yu)(yu)腐(fu)蝕區(qu)，則材質必須具有防腐(fu)、耐潮(chao)氣、附著力好，耐沖擊強(qiang)度(du)高(gao)的(de)(de)物(wu)性特點。中文名橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)外文名cabletray材質金(jin)屬(shu)、玻璃鋼用途用于(yu)(yu)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)加工金(jin)屬(shu)制作防腐(fu)鍍鋅、噴塑目(mu)錄(lu)1脹(zhang)縮(suo)問(wen)題(ti)2接(jie)地(di)(di)3荷載特性4結(jie)構形式(shi)(shi)5安裝(zhuang)要(yao)求?橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)說明?一(yi)般(ban)術語橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)脹(zhang)縮(suo)問(wen)題(ti)編輯(ji)(ji)由于(yu)(yu)環(huan)(huan)境溫(wen)(wen)(wen)度(du)變化(hua)，鋼質電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)會出(chu)(chu)現(xian)熱脹(zhang)冷縮(suo)的(de)(de)現(xian)象。室外橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)受溫(wen)(wen)(wen)度(du)影響較(jiao)大(da)例如環(huan)(huan)境高(gao)溫(wen)(wen)(wen)度(du)為(wei)40℃，低(di)溫(wen)(wen)(wen)度(du)為(wei)-20℃，則電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)大(da)收縮(suo)量按下(xia)(xia)式(shi)(shi)求得(de)：Δt=×10-6×60deg(度(du))×1000mm由此得(de)出(chu)(chu)結(jie)論：溫(wen)(wen)(wen)差(cha)為(wei)60℃時(shi)(shi)(shi),Δι=溫(wen)(wen)(wen)差(cha)為(wei)50℃時(shi)(shi)(shi),Δι=溫(wen)(wen)(wen)差(cha)為(wei)40℃時(shi)(shi)(shi),Δι=工程(cheng)設計中直線段電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)應考慮伸縮(suo)接(jie)頭，伸縮(suo)接(jie)頭的(de)(de)間距建(jian)(jian)議按以下(xia)(xia)取定：當溫(wen)(wen)(wen)差(cha)為(wei)40℃時(shi)(shi)(shi)為(wei)50m;當溫(wen)(wen)(wen)差(cha)為(wei)50℃時(shi)(shi)(shi)為(wei)40m;橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)接(jie)地(di)(di)編輯(ji)(ji)根據規(gui)范的(de)(de)有關規(gui)定，鍍鋅電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)進行(xing)良(liang)好的(de)(de)接(jie)地(di)(di)。(1)鍍鋅電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)直接(jie)板每個固定螺栓接(jie)觸電(dian)(dian)(dian)阻應小于(yu)(yu)Ω，此時(shi)(shi)(shi)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)可(ke)作為(wei)接(jie)地(di)(di)干線。槽式(shi)(shi)橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)就找三民橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。廣(guang)州烤漆橋(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)公司

金屬橋(qiao)(qiao)架就找三民(min)橋(qiao)(qiao)架。梅州梯式橋(qiao)(qiao)架生產企業

還(huan)應(ying)計人電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)承受的(de)(de)(de)大冰雪等載(zai)荷(he)的(de)(de)(de)影響(xiang)。電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)寬度(du)b的(de)(de)(de)確定是隨著電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)和(he)控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)工(gong)(gong)作制的(de)(de)(de)不同而有(you)所區別。由于電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)在(zai)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)一(yi)般是單層水平排(pai)放，所以其安裝橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)寬度(du)b為(wei)(wei)(wei)：b=n1(d1+k1)+n2(d2+k2)+n3(d3+k3)+……式中(zhong)(zhong)：d1、d2、d3……為(wei)(wei)(wei)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)各種電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)外徑(jing)，單位(wei)為(wei)(wei)(wei)mmn1、n2、n3……為(wei)(wei)(wei)上述同種型(xing)號規(gui)格(ge)(ge)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)根(gen)(gen)數。K1、k2、k3……為(wei)(wei)(wei)上述電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)放置時(shi)的(de)(de)(de)間距。其值(zhi)小應(ying)大于電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)直(zhi)徑(jing)的(de)(de)(de)1/4。一(yi)般情況下，控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)在(zai)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)既(ji)可(ke)以水平排(pai)列，也可(ke)以堆放。以其橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)總(zong)截面s不超過電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)總(zong)截面s。的(de)(de)(de)40%為(wei)(wei)(wei)原(yuan)則。控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)總(zong)截面s為(wei)(wei)(wei)：其中(zhong)(zhong)：s1、s2、s3……為(wei)(wei)(wei)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)各種控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)截面積(包括護層部分)單位(wei)為(wei)(wei)(wei)mm，d3……為(wei)(wei)(wei)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)內(nei)各種控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)外徑(jing)，單位(wei)為(wei)(wei)(wei)mm;nnn……為(wei)(wei)(wei)上述同種型(xing)號規(gui)格(ge)(ge)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)根(gen)(gen)數。相應(ying)的(de)(de)(de)控制電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)的(de)(de)(de)寬度(du)為(wei)(wei)(wei)b：式中(zhong)(zhong)h為(wei)(wei)(wei)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)的(de)(de)(de)高度(du)，單位(wei)為(wei)(wei)(wei)mm。當電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)在(zai)室內(nei)安裝時(shi)，為(wei)(wei)(wei)保證橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)平直(zhi)美觀，整齊一(yi)致(zhi)，它(ta)的(de)(de)(de)水平方(fang)向載(zai)荷(he)形變一(yi)般應(ying)控制在(zai)。惠州(zhou)(zhou)市三民實(shi)業有(you)限公(gong)(gong)司，是一(yi)家集(ji)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)、科研、生產、銷售、服務為(wei)(wei)(wei)一(yi)體的(de)(de)(de)企業，公(gong)(gong)司兼營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)等建材相關產品。公(gong)(gong)司實(shi)力(li)雄厚，全國多個大型(xing)重點工(gong)(gong)程項目(mu)指定供(gong)應(ying)商(shang)。梅州(zhou)(zhou)梯式橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)生產企業

本文來自沈(shen)陽喜(xi)納多(duo)采暖工程有限(xian)公(gong)司：//zjlong.cn/Article/01b399805.html