防(fang)火，要求桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)防(fang)火的(de)(de)区段，必须(xu)采用钢(gang)制或不燃、阻燃材料(liao)。电(dian)缆桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)接(jie)(jie)地，根据(ju)《建筑电(dian)气(qi)(qi)工程(cheng)施工质(zhi)量验(yan)收(shou)规(gui)范(fan)》（GB 50303-2015 ）11.1.1（强制性条(tiao)(tiao)文），电(dian)缆桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)应可(ke)(ke)靠接(jie)(jie)地，全(quan)长超过(guo)30m时，每(mei)隔应增加(jia)与保护导(dao)体的(de)(de)连接(jie)(jie)：参考国家标准图集(ji)《电(dian)缆桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)安(an)装》（04D701-3）P85、86、87页两(liang)种(zhong)接(jie)(jie)地做(zuo)法(fa)：方(fang)法(fa)1：采用铜(tong)绞线(xian)(xian)或镀锌(xin)扁(bian)钢(gang)从低(di)压(ya)配电(dian)室开始(shi)沿桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)全(quan)线(xian)(xian)贯(guan)通敷设。铜(tong)绞线(xian)(xian)或扁(bian)钢(gang)与桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)每(mei)段通过(guo)螺栓(shuan)紧(jin)固有(you)数个电(dian)气(qi)(qi)连通点，并(bing)在起始(shi)点、终点端均可(ke)(ke)靠接(jie)(jie)地。此方(fang)法(fa)在实(shi)际施工中普(pu)通使用，而(er)且(qie)深得监理单位或质(zhi)检(jian)站验(yan)收(shou)的(de)(de)认可(ke)(ke)。方(fang)法(fa)2：利用桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)自身作(zuo)接(jie)(jie)地线(xian)(xian)，此做(zuo)法(fa)首(shou)先就是必须(xu)是金属桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)，而(er)且(qie)在桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)联结处必须(xu)要用符(fu)合规(gui)范(fan)要求的(de)(de)软芯电(dian)缆或铜(tong)带(dai)作(zuo)跨接(jie)(jie)连通，全(quan)程(cheng)任一处有(you)效截面积应符(fu)合要求，并(bing)在沿程(cheng)适当位置增加(jia)接(jie)(jie)地点。电(dian)缆桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)可(ke)(ke)以根据(ju)不同的(de)(de)地面条(tiao)(tiao)件(jian)进行调整和(he)安(an)装。河(he)南封闭式电(dian)缆桥(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)哪(na)家好

如与(yu)电(dian)(dian)(dian)力电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)合用时,应将电(dian)(dian)(dian)力电(dian)(dian)(dian)缆(lan)和(he)弱(ruo)(ruo)电(dian)(dian)(dian)电(dian)(dian)(dian)缆(lan)各(ge)直(zhi)一(yi)侧,中间(jian)(jian)采用隔板(ban)分(fen)隔。弱(ruo)(ruo)电(dian)(dian)(dian)电(dian)(dian)(dian)缆(lan)与(yu)其它低(di)电(dian)(dian)(dian)压(ya)电(dian)(dian)(dian)缆(lan)合用桥(qiao)架(jia)(jia)(jia)时,应严格(ge)执行(xing)选择具有外(wai)屏蔽层的(de)(de)弱(ruo)(ruo)电(dian)(dian)(dian)系统的(de)(de)弱(ruo)(ruo)电(dian)(dian)(dian)电(dian)(dian)(dian)缆(lan),避免相互(hu)间(jian)(jian)的(de)(de)干扰。其它安(an)装(zhuang)：(1)电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)由室外(wai)进入建(jian)筑物内时,桥(qiao)架(jia)(jia)(jia)向(xiang)外(wai)的(de)(de)坡度不(bu)(bu)(bu)(bu)得(de)小(xiao)于(yu)(yu)1/100。(2)电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)与(yu)用电(dian)(dian)(dian)设备交越时,其间(jian)(jian)的(de)(de)净距不(bu)(bu)(bu)(bu)小(xiao)于(yu)(yu)0.5m。(3)两(liang)组(zu)电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)在(zai)同一(yi)高(gao)(gao)度平行(xing)敷设时,其间(jian)(jian)净距不(bu)(bu)(bu)(bu)小(xiao)于(yu)(yu)0.6m。(4)在(zai)平行(xing)图上绘(hui)(hui)出(chu)桥(qiao)架(jia)(jia)(jia)的(de)(de)路由,要注(zhu)明桥(qiao)架(jia)(jia)(jia)起点(dian)、终点(dian)、拐弯点(dian)、分(fen)支(zhi)点(dian)及升降点(dian)的(de)(de)坐(zuo)标(biao)(biao)或(huo)定位尺寸、标(biao)(biao)高(gao)(gao),如能绘(hui)(hui) 制桥(qiao)架(jia)(jia)(jia)敷设轴侧图,则对材料(liao)统计将更精确。直(zhi)线段:注(zhu)明全长、桥(qiao)架(jia)(jia)(jia)层数、标(biao)(biao)高(gao)(gao)、型号及规格(ge)。拐弯点(dian)和(he)分(fen)支(zhi)点(dian):注(zhu)明所用转弯接板(ban)的(de)(de)型号及规格(ge)。升降段:注(zhu)明标(biao)(biao)高(gao)(gao)变化,也可(ke)用局部大样图或(huo)剖面(mian)图表示。深圳不(bu)(bu)(bu)(bu)锈钢(gang)电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)公司电(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)可(ke)以提供稳定的(de)(de)电(dian)(dian)(dian)缆(lan)支(zhi)撑，确保电(dian)(dian)(dian)缆(lan)的(de)(de)安(an)全性。

电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)是用(yong)薄(bo)钢板冲压而成。其(qi)承载能(neng)力具有(you)一定的(de)(de)限度。否则将(jiang)会因(yin)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)超载而产生严重形(xing)变。影响桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)美观和电(dian)(dian)缆(lan)(lan)(lan)(lan)的(de)(de)安全(quan)运(yun)行。通常电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)承载能(neng)力是用(yong)电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)载荷(he)特性(xing)曲(qu)线表示的(de)(de)。由(you)载荷(he)曲(qu)线图(tu)可(ke)以看出(chu)，电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)载荷(he)能(neng)力的(de)(de)大(da)小(xiao)是一个与桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)规格和支(zhi)(zhi)撑(cheng)距离(li)(li)有(you)关的(de)(de)量(liang)。对(dui)应于(yu)同(tong)一支(zhi)(zhi)撑(cheng)距离(li)(li)和弯凸变形(xing)量(liang)。侧面(mian)高度大(da)的(de)(de)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)承载能(neng)力大(da)，高度小(xiao)的(de)(de)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)承载能(neng)力小(xiao)。另外当载荷(he)能(neng)力划、相同(tong)时，对(dui)于(yu)同(tong)一规格的(de)(de)电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)。支(zhi)(zhi)撑(cheng)距离(li)(li)小(xiao)的(de)(de)比支(zhi)(zhi)撑(cheng)距离(li)(li)大(da)的(de)(de)弯曲(qu)变形(xing)量(liang)小(xiao)。一般情(qing)况(kuang)下电(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)每隔l.5~2.0m安装一组支(zhi)(zhi)撑(cheng)架(jia)(jia)(jia)(jia)(jia)(jia)。

电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)是由电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)直(zhi)线(xian)段、弯(wan)(wan)(wan)通(tong)、三通(tong)、四通(tong)等，加上附件及支吊(diao)架(jia)(jia)(jia)(jia)(jia)等构成(cheng)的具(ju)有支撑保护电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)的刚性(xing)结(jie)构系(xi)统，简称(cheng)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)。电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)按照桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)材质(zhi)分为(wei)钢(gang)制(zhi)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)、铝合金(jin)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)和(he)不锈钢(gang)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)。电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)按照结(jie)构类型分为(wei)槽式(shi)(shi)(shi)(shi)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)、托盘(pan)式(shi)(shi)(shi)(shi)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)和(he)梯式(shi)(shi)(shi)(shi)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)。电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)按照品种样(yang)式(shi)(shi)(shi)(shi)分为(wei)直(zhi)通(tong)、水(shui)平弯(wan)(wan)(wan)通(tong)、水(shui)平三通(tong)、水(shui)平四通(tong)、垂(chui)直(zhi)上弯(wan)(wan)(wan)通(tong)、垂(chui)直(zhi)下(xia)弯(wan)(wan)(wan)通(tong)、垂(chui)直(zhi)上三通(tong)、垂(chui)直(zhi)下(xia)三通(tong)、变(bian)径直(zhi)通(tong)等。梯级式(shi)(shi)(shi)(shi)、托盘(pan)式(shi)(shi)(shi)(shi)、槽式(shi)(shi)(shi)(shi)电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)各(ge)自优缺点:梯级式(shi)(shi)(shi)(shi)汇线(xian)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)具(ju)有良(liang)好的通(tong)风性(xing)能，不防尘、不防干扰。电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)可以使电(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)布(bu)线(xian)更加可持续和(he)环保。

设计(ji)公式(shi)，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)的(de)(de)(de)(de)(de)设计(ji)使用(yong)都是(shi)有(you)一定的(de)(de)(de)(de)(de)公式(shi)可(ke)循的(de)(de)(de)(de)(de)，下面介绍下具(ju)体的(de)(de)(de)(de)(de)公式(shi):在(zai)(zai)设计(ji)计(ji)算中，若电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)的(de)(de)(de)(de)(de)实际载荷量用(yong)G总表示:则:G总=n1g1 n2g2 n3g3 ……式(shi)中:g1 g2、g3……分别(bie)为(wei)(wei)(wei)(wei)桥(qiao)(qiao)架(jia)内各种(zhong)规(gui)格(ge)型号电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)单(dan)位(wei)长度(du)(du)重量。单(dan)位(wei)为(wei)(wei)(wei)(wei)(kg/m)n1、n2、n3 为(wei)(wei)(wei)(wei)同型号规(gui)格(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)根(gen)数(shu)。在(zai)(zai)选取时，生(sheng)产厂(chang)提(ti)供的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)允(yun)许载荷量应该(gai)大于实际载荷量G总。当电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)带护罩(zhao)在(zai)(zai)室外(wai)安装(zhuang)时，还应计(ji)人电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)承受的(de)(de)(de)(de)(de)较大冰雪等(deng)载荷的(de)(de)(de)(de)(de)影响。电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)宽度(du)(du)b的(de)(de)(de)(de)(de)确(que)定是(shi)随着电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)和(he)控制电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)工作制的(de)(de)(de)(de)(de)不同而有(you)所区别(bie)。由(you)于电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)在(zai)(zai)桥(qiao)(qiao)架(jia)内一般是(shi)单(dan)层水平(ping)排放，所以其安装(zhuang)桥(qiao)(qiao)架(jia)宽度(du)(du)b为(wei)(wei)(wei)(wei):b=n1(d1+k1)+ n2(d2+k2)+ n3(d3+k3)+……式(shi)中:d1、d2、d3……为(wei)(wei)(wei)(wei)桥(qiao)(qiao)架(jia)内各种(zhong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)外(wai)径，单(dan)位(wei)为(wei)(wei)(wei)(wei)mm，n1、n2、n3……为(wei)(wei)(wei)(wei)上(shang)述同种(zhong)型号规(gui)格(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)根(gen)数(shu)。K1、k2、k3……为(wei)(wei)(wei)(wei)上(shang)述电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)放置时的(de)(de)(de)(de)(de)间距。其值(zhi)较小(xiao)应大于电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)直径的(de)(de)(de)(de)(de)1/4。电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)可(ke)以提(ti)供电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)保护和(he)隔离效果。河南(nan)封闭(bi)式(shi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)架(jia)哪家好(hao)

电(dian)缆(lan)桥(qiao)架(jia)可(ke)以有效地减少(shao)电(dian)缆(lan)故障的发生(sheng)率。河南(nan)封(feng)闭(bi)式电(dian)缆(lan)桥(qiao)架(jia)哪(na)家好(hao)

随着我国新(xin)基建(jian)的(de)(de)大力(li)建(jian)设，5G基站以(yi)(yi)及数(shu)据中心的(de)(de)发(fa)展(zhan)，未来，专门使用(yong)(yong)(yong)于(yu)机(ji)房的(de)(de)走线(xian)(xian)架(jia)、桥(qiao)(qiao)(qiao)架(jia)的(de)(de)市场需(xu)求(qiu)越来越多(duo)。电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)是(shi)(shi)(shi)什么？在电(dian)气项目中电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)型(xing)式和品种应该如(ru)何选用(yong)(yong)(yong)？通俗一点(dian)说，电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)是(shi)(shi)(shi)保(bao)护(hu)电(dian)缆(lan)用(yong)(yong)(yong)的(de)(de)，里面放电(dian)缆(lan)，起(qi)到保(bao)护(hu)作用(yong)(yong)(yong)。敷设电(dian)缆(lan)线(xian)(xian)不是(shi)(shi)(shi)用(yong)(yong)(yong)线(xian)(xian)槽(cao)(cao)就可以(yi)(yi)了吗？电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)是(shi)(shi)(shi)专门用(yong)(yong)(yong)于(yu)敷设大口径电(dian)缆(lan)而用(yong)(yong)(yong)，电(dian)线(xian)(xian)才(cai)是(shi)(shi)(shi)用(yong)(yong)(yong)线(xian)(xian)槽(cao)(cao)来敷设。所以(yi)(yi)电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)通常在一些安全性要(yao)求(qiu)高(gao)的(de)(de)环境下出现。电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)跟镀(du)锌线(xian)(xian)槽(cao)(cao)外观形状是(shi)(shi)(shi)一样的(de)(de)，只不过是(shi)(shi)(shi)规格(ge)尺寸不同(tong)。宽度(du)(du)为(wei)200mm以(yi)(yi)上(shang)的(de)(de)为(wei)“电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)”；宽度(du)(du)为(wei)200mm以(yi)(yi)下的(de)(de)为(wei)“镀(du)锌线(xian)(xian)槽(cao)(cao)”。河南封闭式电(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)哪家好

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