橋(qiao)(qiao)架(jia)產品有托(tuo)盤(pan)式(shi)(shi)、槽式(shi)(shi)、梯級(ji)式(shi)(shi)鋼(gang)(gang)制(zhi)及鋁合(he)金(jin)橋(qiao)(qiao)架(jia)系列(lie)，組(zu)合(he)式(shi)(shi)及玻璃鋼(gang)(gang)、防(fang)火橋(qiao)(qiao)架(jia)系列(lie)。公司自成立(li)以(yi)來，順(shun)應(ying)(ying)經濟(ji)發展(zhan)的(de)(de)(de)潮流，以(yi)滿足省、市重點建設(she)(she)工(gong)程服務需要為(wei)目標(biao)，堅持(chi)誠信立(li)業，以(yi)市場為(wei)導向，竭誠為(wei)客戶提供好的(de)(de)(de)產品和(he)(he)滿意的(de)(de)(de)服務。控制(zhi)和(he)(he)電(dian)(dian)(dian)(dian)信電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。若不(bu)同(tong)(tong)等級(ji)的(de)(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)敷設(she)(she)在同(tong)(tong)一(yi)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)時，中間(jian)應(ying)(ying)增加(jia)隔(ge)板(ban)隔(ge)離。1．8當鋼(gang)(gang)制(zhi)直(zhi)線(xian)段長度超過(guo)30m，鋁合(he)金(jin)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)超過(guo)15m時．或當電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)經過(guo)建筑伸縮(沉降)縫時應(ying)(ying)留有O-30mm補(bu)償余(yu)量(liang)．其連(lian)接宜采用伸縮連(lian)接板(ban)。1．9電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)梯架(jia)、托(tuo)盤(pan)寬度和(he)(he)高度的(de)(de)(de)選(xuan)(xuan)擇應(ying)(ying)符合(he)填充率(lv)的(de)(de)(de)要求(qiu)，電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)在梯架(jia)、托(tuo)盤(pan)內(nei)的(de)(de)(de)填充率(lv)一(yi)般情況下，動(dong)力電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)可(ke)取(qu)40%-50%，控制(zhi)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)可(ke)取(qu)50%－70%．且宜預(yu)留l0%一(yi)25%工(gong)程發展(zhan)余(yu)量(liang)。1．10在選(xuan)(xuan)擇電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)的(de)(de)(de)荷(he)(he)(he)載(zai)(zai)等級(ji)時，電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)的(de)(de)(de)工(gong)作(zuo)均(jun)(jun)(jun)布(bu)荷(he)(he)(he)載(zai)(zai)不(bu)應(ying)(ying)大于所選(xuan)(xuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)荷(he)(he)(he)載(zai)(zai)等級(ji)的(de)(de)(de)額(e)定均(jun)(jun)(jun)布(bu)荷(he)(he)(he)載(zai)(zai)，如果(guo)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)的(de)(de)(de)支(zhi)吊架(jia)的(de)(de)(de)實(shi)際(ji)跨(kua)距不(bu)等于2m時．則工(gong)作(zuo)均(jun)(jun)(jun)布(bu)荷(he)(he)(he)載(zai)(zai)應(ying)(ying)滿足：式(shi)(shi)中qG----工(gong)作(zuo)均(jun)(jun)(jun)布(bu)荷(he)(he)(he)載(zai)(zai)，kN/m；qE----額(e)定均(jun)(jun)(jun)布(bu)荷(he)(he)(he)載(zai)(zai)，kN/m；LG----實(shi)際(ji)跨(kua)距，m。橋(qiao)(qiao)架(jia)安裝要求(qiu)編輯1、電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)作(zuo)為(wei)布(bu)線(xian)工(gong)程的(de)(de)(de)一(yi)個配套項目,尚(shang)無(wu)門的(de)(de)(de)規范指導,各生產廠家的(de)(de)(de)規格形式(shi)(shi)缺乏(fa)通用性,因此(ci),設(she)(she)計選(xuan)(xuan)型過(guo)程應(ying)(ying)根(gen)據(ju)電(dian)(dian)(dian)(dian)氣各個系統(tong)的(de)(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)類型、數量(liang)。電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)橋(qiao)(qiao)架(jia)，防(fang)火噴塑，熱鍍(du)鋅(xin)，三民(min)橋(qiao)(qiao)架(jia)。清遠鋁合(he)金(jin)橋(qiao)(qiao)架(jia)生產企業

選擇懸吊式(shi)、直(zhi)(zhi)立(li)(li)式(shi)、側壁式(shi)或(huo)是混合(he)式(shi),連接(jie)件和緊固件一(yi)(yi)般是配套(tao)供(gong)應(ying)(ying)(ying)的(de),此外(wai),根據橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)結構選擇相(xiang)應(ying)(ying)(ying)的(de)蓋板(ban)。(5)繪出電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)平(ping)、剖面圖(tu),局(ju)部(bu)部(bu)位還應(ying)(ying)(ying)繪出空間(jian)圖(tu),開列材料(liao)表(biao)。2、如(ru)(ru)與(yu)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)合(he)用(yong)(yong)(yong)時(shi)(shi)(shi),應(ying)(ying)(ying)將(jiang)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)和弱電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)各直(zhi)(zhi)一(yi)(yi)側,中間(jian)采用(yong)(yong)(yong)隔板(ban)分隔。3、弱電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)與(yu)其(qi)它(ta)低電(dian)(dian)(dian)(dian)(dian)壓電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)合(he)用(yong)(yong)(yong)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)時(shi)(shi)(shi),應(ying)(ying)(ying)嚴格執行選擇具有外(wai)屏(ping)蔽層的(de)弱電(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統的(de)弱電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan),避(bi)免相(xiang)互間(jian)的(de)干擾。4、其(qi)它(ta)安裝(zhuang)(zhuang)(1)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)由室(shi)外(wai)進入建(jian)筑(zhu)物內(nei)時(shi)(shi)(shi),橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)向(xiang)外(wai)的(de)坡(po)度不得小于(yu)1/100。(2)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)與(yu)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)設(she)(she)備交越時(shi)(shi)(shi),其(qi)間(jian)的(de)凈距不小于(yu)。(3)兩組電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)在(zai)同一(yi)(yi)高(gao)度平(ping)行敷(fu)設(she)(she)時(shi)(shi)(shi),其(qi)間(jian)凈距不小于(yu)。(4)在(zai)平(ping)行圖(tu)上(shang)繪出橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)路由,要(yao)注明(ming)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)起(qi)點、終點、拐彎點、分支點及(ji)升降(jiang)點的(de)坐標或(huo)定位尺寸、標高(gao),如(ru)(ru)能繪制橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)敷(fu)設(she)(she)軸側圖(tu),則對材料(liao)統計將(jiang)更精確。惠州市(shi)三民實(shi)業(ye)(ye)有限公(gong)(gong)司(si)，是一(yi)(yi)家(jia)集電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)、科研、生(sheng)產(chan)(chan)、銷售、服務為一(yi)(yi)體(ti)的(de)企業(ye)(ye)，公(gong)(gong)司(si)兼(jian)營電(dian)(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)等建(jian)材相(xiang)關(guan)產(chan)(chan)品(pin)。公(gong)(gong)司(si)實(shi)力雄厚，全國多(duo)個(ge)大型重點工(gong)程項目指定供(gong)應(ying)(ying)(ying)商，并(bing)與(yu)多(duo)家(jia)房地產(chan)(chan)公(gong)(gong)司(si)和電(dian)(dian)(dian)(dian)(dian)力安裝(zhuang)(zhuang)單位建(jian)立(li)(li)長(chang)期緊密合(he)作關(guan)系(xi)(xi)。橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)產(chan)(chan)品(pin)有托盤(pan)式(shi)、槽式(shi)、梯級式(shi)鋼制及(ji)鋁合(he)金橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)系(xi)(xi)列，組合(he)式(shi)及(ji)玻璃鋼、防火橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)系(xi)(xi)列。公(gong)(gong)司(si)自成立(li)(li)以來，順(shun)應(ying)(ying)(ying)經濟(ji)發展的(de)潮流。江(jiang)門玻璃鋼橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)生(sheng)產(chan)(chan)防火橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)就(jiu)找三民橋(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)。

大(da)(da)跨(kua)距(ju)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)：大(da)(da)跨(kua)距(ju)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)是一種較(jiao)一般電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)支撐跨(kua)度(du)大(da)(da)，且由于(yu)結(jie)構上設(she)(she)計精巧，因(yin)而(er)又比一般電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)具有承(cheng)載能(neng)力大(da)(da)等特點的(de)(de)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，所以(yi)它(ta)不適用(yong)于(yu)煉油、化工、紡織、機(ji)械(xie)、冶金(jin)、電(dian)(dian)(dian)(dian)(dian)(dian)力、電(dian)(dian)(dian)(dian)(dian)(dian)視、廣播等工礦企事業的(de)(de)室內外(wai)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)架(jia)(jia)(jia)(jia)空的(de)(de)敷設(she)(she)，也可(ke)(ke)作(zuo)為地(di)下的(de)(de)工事，例如：地(di)鐵、人(ren)防(fang)工程的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)溝和(he)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)隧道內支架(jia)(jia)(jia)(jia)。大(da)(da)跨(kua)距(ju)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)共包括(kuo)大(da)(da)跨(kua)距(ju)的(de)(de)梯級、托(tuo)(tuo)盤、槽式、重(zhong)載荷梯架(jia)(jia)(jia)(jia)、直(zhi)角三(san)(san)通(tong)(tong)(tong)、多節三(san)(san)通(tong)(tong)(tong)、直(zhi)角四通(tong)(tong)(tong)，以(yi)及相應(ying)型(xing)號的(de)(de)連(lian)接件(jian)(jian)(jian)，蓋板(ban)和(he)支柱。大(da)(da)跨(kua)距(ju)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)備(bei)有蓋板(ban)，需(xu)要配蓋板(ban)時在訂(ding)貨時說明，或按蓋板(ban)型(xing)號訂(ding)貨。大(da)(da)跨(kua)距(ju)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)表面處(chu)(chu)理(li)分塑(su)(su)料噴(pen)塑(su)(su)、鍍鋅(xin)，或烤漆等處(chu)(chu)理(li)。在腐蝕性環境中(zhong)，可(ke)(ke)選用(yong)經(jing)過塑(su)(su)料噴(pen)涂處(chu)(chu)理(li)的(de)(de)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，在一般大(da)(da)氣防(fang)腐環境中(zhong)可(ke)(ke)選用(yong)鍍鋅(xin)處(chu)(chu)理(li)的(de)(de)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)一般術語電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)主要部(bu)件(jian)(jian)(jian):電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)安裝(zhuang)時的(de)(de)支托(tuo)(tuo)，是通(tong)(tong)(tong)過立(li)柱和(he)托(tuo)(tuo)臂來完成(cheng)的(de)(de)。立(li)柱是支撐電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)主要部(bu)件(jian)(jian)(jian)；而(er)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)荷重(zhong)是通(tong)(tong)(tong)過托(tuo)(tuo)臂傳遞給立(li)柱的(de)(de)。因(yin)此立(li)柱和(he)托(tuo)(tuo)臂是電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)安裝(zhuang)的(de)(de)兩(liang)個主要部(bu)件(jian)(jian)(jian)。鋁(lv)合(he)(he)金(jin)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)：鋁(lv)合(he)(he)金(jin)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)裝(zhuang)置的(de)(de)簡稱，由鋁(lv)合(he)(he)金(jin)材(cai)料制(zhi)作(zuo)托(tuo)(tuo)盤或梯架(jia)(jia)(jia)(jia)的(de)(de)直(zhi)通(tong)(tong)(tong)彎通(tong)(tong)(tong)附(fu)件(jian)(jian)(jian)以(yi)及支吊架(jia)(jia)(jia)(jia)等構成(cheng)用(yong)以(yi)支承(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)具有連(lian)續剛(gang)性結(jie)構的(de)(de)總體(ti)裝(zhuang)置。

除符合(he)下(xia)述(shu)條件外，在非直(zhi)線段中部(bu)(bu)還應(ying)(ying)(ying)(ying)增設(she)一個(ge)(ge)支、吊架(jia)(jia)。3、橋(qiao)(qiao)(qiao)架(jia)(jia)多(duo)層(ceng)(ceng)設(she)置時(shi)(shi)層(ceng)(ceng)間中心距為200，250，300，350mm。4、橋(qiao)(qiao)(qiao)架(jia)(jia)直(zhi)線段每(mei)隔(ge)50m應(ying)(ying)(ying)(ying)予(yu)留伸縮縫(feng)20-30mm（金屬(shu)橋(qiao)(qiao)(qiao)架(jia)(jia)）。四、防(fang)火要求(qiu)橋(qiao)(qiao)(qiao)架(jia)(jia)防(fang)火的(de)(de)區段，必須采用鋼(gang)制或不燃、阻燃材料。我公(gong)(gong)司生產(chan)的(de)(de)BJⅢ系(xi)列(lie)(lie)電(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)均為防(fang)火橋(qiao)(qiao)(qiao)架(jia)(jia)。五、接(jie)地(di)(di)1、橋(qiao)(qiao)(qiao)架(jia)(jia)系(xi)統(tong)應(ying)(ying)(ying)(ying)具(ju)有(you)可靠的(de)(de)電(dian)氣連(lian)接(jie)并接(jie)地(di)(di)（只對金屬(shu)橋(qiao)(qiao)(qiao)架(jia)(jia)）。2、當允許(xu)利用橋(qiao)(qiao)(qiao)架(jia)(jia)系(xi)統(tong)構成接(jie)地(di)(di)干(gan)線回(hui)路時(shi)(shi)應(ying)(ying)(ying)(ying)符合(he)下(xia)列(lie)(lie)要求(qiu)。橋(qiao)(qiao)(qiao)架(jia)(jia)端(duan)部(bu)(bu)之間連(lian)接(jie)電(dian)阻應(ying)(ying)(ying)(ying)不大于(yu)，接(jie)地(di)(di)孔(kong)應(ying)(ying)(ying)(ying)絕緣(yuan)涂層(ceng)(ceng)。在1KV及以(yi)下(xia)中性點(dian)直(zhi)接(jie)接(jie)地(di)(di)系(xi)統(tong)中，受電(dian)設(she)備的(de)(de)接(jie)地(di)(di)與系(xi)統(tong)中性線接(jie)地(di)(di)相連(lian)。裝(zhuang)有(you)處(chu)動切(qie)斷(duan)供電(dian)裝(zhuang)軒時(shi)(shi)，橋(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)級(ji)長(chang)方(fang)向金屬(shu)橫截面積應(ying)(ying)(ying)(ying)不小于(yu)規定(ding)值。3、沿(yan)橋(qiao)(qiao)(qiao)架(jia)(jia)全(quan)(quan)長(chang)另敷設(she)接(jie)地(di)(di)干(gan)線時(shi)(shi)，每(mei)段（包括非直(zhi)線段）橋(qiao)(qiao)(qiao)架(jia)(jia)應(ying)(ying)(ying)(ying)至(zhi)少(shao)有(you)一點(dian)與接(jie)地(di)(di)干(gan)線可靠連(lian)接(jie)。4、對于(yu)振動場所(suo)，在接(jie)地(di)(di)部(bu)(bu)位的(de)(de)連(lian)接(jie)處(chu)應(ying)(ying)(ying)(ying)裝(zhuang)置彈簧圈。惠(hui)州市三(san)民(min)實(shi)業有(you)限公(gong)(gong)司，是一家集電(dian)纜(lan)橋(qiao)(qiao)(qiao)架(jia)(jia)、科研、生產(chan)、銷售、服務為一體的(de)(de)企業，公(gong)(gong)司兼營(ying)電(dian)線、電(dian)纜(lan)等建材相關(guan)產(chan)品。公(gong)(gong)司實(shi)力雄厚，全(quan)(quan)國多(duo)個(ge)(ge)大型重點(dian)工(gong)程項目指定(ding)供應(ying)(ying)(ying)(ying)商，并與多(duo)家房地(di)(di)產(chan)公(gong)(gong)司和電(dian)力安裝(zhuang)單位建立長(chang)期緊密合(he)作關(guan)系(xi)。橋(qiao)(qiao)(qiao)架(jia)(jia)產(chan)品有(you)托盤式(shi)(shi)、槽式(shi)(shi)、梯級(ji)式(shi)(shi)鋼(gang)制及鋁合(he)金橋(qiao)(qiao)(qiao)架(jia)(jia)系(xi)列(lie)(lie)，組合(he)式(shi)(shi)及玻璃鋼(gang)、防(fang)火橋(qiao)(qiao)(qiao)架(jia)(jia)系(xi)列(lie)(lie)。熱浸鋅線槽就找三(san)民(min)橋(qiao)(qiao)(qiao)架(jia)(jia)。

Δι=工程設計(ji)中(zhong)直線(xian)段電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)應(ying)(ying)(ying)考慮伸縮(suo)接(jie)頭,伸縮(suo)接(jie)頭的(de)間距建(jian)議按以下取(qu)定(ding)(ding)(ding)：當(dang)(dang)溫(wen)差(cha)為(wei)(wei)40℃時(shi)(shi)(shi)(shi)為(wei)(wei)50m;當(dang)(dang)溫(wen)差(cha)為(wei)(wei)50℃時(shi)(shi)(shi)(shi)為(wei)(wei)40m;當(dang)(dang)溫(wen)差(cha)為(wei)(wei)60℃時(shi)(shi)(shi)(shi)為(wei)(wei)40m;電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)接(jie)地(di)根據規范的(de)有(you)(you)關規定(ding)(ding)(ding),鍍鋅(xin)(xin)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)進行良好(hao)的(de)接(jie)地(di)。(1)鍍鋅(xin)(xin)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)直接(jie)板每(mei)個固定(ding)(ding)(ding)螺栓接(jie)觸電(dian)(dian)阻(zu)應(ying)(ying)(ying)小(xiao)于Ω,此(ci)時(shi)(shi)(shi)(shi)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)可(ke)作(zuo)為(wei)(wei)接(jie)地(di)干線(xian)(噴粉電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)不宜作(zuo)接(jie)地(di)干線(xian))，每(mei)個電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)電(dian)(dian)阻(zu)值(zhi)可(ke)按下式(shi)計(ji)算：r=ρ·L/S式(shi)中(zhong)：ρ=15×10Ω-6/cm(20℃)；L=長度(du)按100mm計(ji)算；S=截(jie)面積(ji)cm2。(2)當(dang)(dang)電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)安(an)裝連接(jie)程整體后,每(mei)根梯(ti)邊(或每(mei)個電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)槽(cao))的(de)電(dian)(dian)阻(zu)為(wei)(wei)：R=L(r+1/3r’)式(shi)中(zhong)：R--梯(ti)邊，即(ji)（電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)槽(cao)）全長總電(dian)(dian)阻(zu)（mΩ）；r--梯(ti)邊單(dan)位長度(du)電(dian)(dian)阻(zu)（mΩ/m）r’--直接(jie)板固定(ding)(ding)(ding)螺栓接(jie)觸電(dian)(dian)阻(zu)。惠州市三(san)民實業(ye)有(you)(you)限公司(si)(si)，是(shi)一(yi)家(jia)集電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)、科(ke)研、生產(chan)、銷售、服務為(wei)(wei)一(yi)體的(de)企(qi)業(ye)，公司(si)(si)兼營電(dian)(dian)線(xian)、電(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)等建(jian)材相關產(chan)品。公司(si)(si)實力雄厚，全國多(duo)個大型(xing)重點(dian)工程項目指(zhi)定(ding)(ding)(ding)供應(ying)(ying)(ying)商，并與多(duo)家(jia)房地(di)產(chan)公司(si)(si)和(he)電(dian)(dian)力安(an)裝單(dan)位建(jian)立(li)長期緊密合(he)作(zuo)關系(xi)。橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)產(chan)品有(you)(you)托盤(pan)式(shi)、槽(cao)式(shi)、梯(ti)級式(shi)鋼制及(ji)鋁合(he)金橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)系(xi)列(lie)，組合(he)式(shi)及(ji)玻(bo)璃(li)鋼、防火橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)系(xi)列(lie)。公司(si)(si)自成立(li)以來(lai)，順應(ying)(ying)(ying)經濟發展的(de)潮流(liu)，以滿足省、市重點(dian)建(jian)設工程服務需要(yao)為(wei)(wei)目標，堅持誠信立(li)業(ye)，以市場(chang)為(wei)(wei)導向。防火線(xian)槽(cao)就找三(san)民橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)。江(jiang)門玻(bo)璃(li)鋼橋(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)生產(chan)

鋁合金(jin)線(xian)槽就找三民(min)橋架。清遠(yuan)鋁合金(jin)橋架生(sheng)產企業

mΩ/m）橋(qiao)(qiao)架(jia)(jia)(jia)荷(he)載(zai)特性編輯1、電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)荷(he)載(zai)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)荷(he)載(zai)分為靜荷(he)載(zai)、動(dong)荷(he)載(zai)和(he)附加荷(he)載(zai)。靜荷(he)載(zai)是(shi)指(zhi)(zhi)敷(fu)設(she)在(zai)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)內(nei)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)纜(lan)(lan)種類、根數、每(mei)根的(de)(de)(de)(de)(de)(de)外(wai)徑重(zhong)量/單位長(chang)度，按電(dian)(dian)(dian)纜(lan)(lan)敷(fu)設(she)的(de)(de)(de)(de)(de)(de)不同路由分別列(lie)(lie)表統計。動(dong)荷(he)載(zai)是(shi)指(zhi)(zhi)電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)安裝和(he)維(wei)(wei)護過程中(zhong)施工維(wei)(wei)修人(ren)(ren)員的(de)(de)(de)(de)(de)(de)重(zhong)量。對(dui)于輕型電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)，一般(ban)不考慮(lv)動(dong)荷(he)載(zai)，即(ji)不允許在(zai)橋(qiao)(qiao)架(jia)(jia)(jia)上站(行)人(ren)(ren)，如果需要(yao)考慮(lv)站人(ren)(ren)，則(ze)應將跨距(ju)適當縮小。附加荷(he)載(zai)在(zai)室外(wai)是(shi)指(zhi)(zhi)冰雪、風(feng)和(he)電(dian)(dian)(dian)磁力(li)所形(xing)成(cheng)的(de)(de)(de)(de)(de)(de)荷(he)載(zai)，它與安裝場所的(de)(de)(de)(de)(de)(de)地(di)(di)區(qu)自然氣(qi)象條件和(he)帶電(dian)(dian)(dian)體的(de)(de)(de)(de)(de)(de)性質有(you)(you)關，設(she)計中(zhong)應根據各種條件加以(yi)(yi)計算。2、選用橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)步驟(1)確定(ding)(ding)橋(qiao)(qiao)架(jia)(jia)(jia)寬度、層(ceng)數、支撐點的(de)(de)(de)(de)(de)(de)型式(shi)(shi)和(he)間距(ju)、以(yi)(yi)及電(dian)(dian)(dian)纜(lan)(lan)在(zai)各層(ceng)橋(qiao)(qiao)架(jia)(jia)(jia)上的(de)(de)(de)(de)(de)(de)分布。橋(qiao)(qiao)架(jia)(jia)(jia)設(she)計(2)計算每(mei)層(ceng)電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)(de)(de)(de)均布荷(he)載(zai)(kN/m2),初(chu)步確定(ding)(ding)橋(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)型號(hao)、規(gui)格。。惠(hui)州(zhou)市三民實業有(you)(you)限(xian)公司(si)(si)，是(shi)一家集電(dian)(dian)(dian)纜(lan)(lan)橋(qiao)(qiao)架(jia)(jia)(jia)、科(ke)研、生產(chan)(chan)、銷售、服務(wu)為一體的(de)(de)(de)(de)(de)(de)企(qi)業，公司(si)(si)兼營電(dian)(dian)(dian)線、電(dian)(dian)(dian)纜(lan)(lan)等建(jian)材相關產(chan)(chan)品(pin)。公司(si)(si)實力(li)雄厚。全國多(duo)個(ge)大型重(zhong)點工程項(xiang)目(mu)指(zhi)(zhi)定(ding)(ding)供應商，并與多(duo)家房(fang)地(di)(di)產(chan)(chan)公司(si)(si)和(he)電(dian)(dian)(dian)力(li)安裝單位建(jian)立長(chang)期緊(jin)密合作關系。橋(qiao)(qiao)架(jia)(jia)(jia)產(chan)(chan)品(pin)有(you)(you)托盤式(shi)(shi)、槽式(shi)(shi)、梯級式(shi)(shi)鋼制及鋁合金(jin)橋(qiao)(qiao)架(jia)(jia)(jia)系列(lie)(lie)，組合式(shi)(shi)及玻璃鋼、防火橋(qiao)(qiao)架(jia)(jia)(jia)系列(lie)(lie)。公司(si)(si)自成(cheng)立以(yi)(yi)來，順應經(jing)濟發展(zhan)的(de)(de)(de)(de)(de)(de)潮流。清遠鋁合金(jin)橋(qiao)(qiao)架(jia)(jia)(jia)生產(chan)(chan)企(qi)業

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