喷粉电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)不(bu)宜作接(jie)地(di)干线)，每(mei)(mei)个电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值可按(an)下式计(ji)(ji)算(suan)：r=ρ·L/S式中(zhong)(zhong)：ρ=15×10Ω-6/cm(20℃)；L=长度(du)按(an)100mm计(ji)(ji)算(suan)；S=截面积(ji)cm2。(2)梯架(jia)(jia)于(yu)托(tuo)盘的(de)(de)(de)(de)(de)(de)单(dan)位(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值见表(biao)2。表(biao)2梯架(jia)(jia)于(yu)托(tuo)盘的(de)(de)(de)(de)(de)(de)单(dan)位(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(3)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽(cao)(cao)的(de)(de)(de)(de)(de)(de)单(dan)位(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值见表(biao)3(4)当电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)安(an)装连接(jie)程整体(ti)后，每(mei)(mei)根(gen)梯边(bian)(bian)(或每(mei)(mei)个电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽(cao)(cao))的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)为：R=L(r+1/3r’)式中(zhong)(zhong)：R--梯边(bian)(bian)，即（电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽(cao)(cao)）全长总电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)（mΩ）；r--梯边(bian)(bian)单(dan)位(wei)长度(du)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)（mΩ/m）桥(qiao)(qiao)(qiao)架(jia)(jia)荷(he)载特(te)性(xing)编辑1、电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)(de)荷(he)载电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)(de)荷(he)载分为静(jing)荷(he)载、动荷(he)载和(he)附加(jia)(jia)荷(he)载。静(jing)荷(he)载是指(zhi)敷设在电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)内的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)种(zhong)类(lei)、根(gen)数、每(mei)(mei)根(gen)的(de)(de)(de)(de)(de)(de)外径(jing)重量(liang)/单(dan)位(wei)长度(du)，按(an)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)敷设的(de)(de)(de)(de)(de)(de)不(bu)同路由分别列(lie)表(biao)统计(ji)(ji)。动荷(he)载是指(zhi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)安(an)装和(he)维(wei)护过程中(zhong)(zhong)施工(gong)维(wei)修人员的(de)(de)(de)(de)(de)(de)重量(liang)。对于(yu)轻型电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)，一般(ban)不(bu)考(kao)虑动荷(he)载，即不(bu)允许在桥(qiao)(qiao)(qiao)架(jia)(jia)上站(行)人，如(ru)果(guo)需要(yao)考(kao)虑站人，则应将跨(kua)距(ju)适(shi)当缩小。附加(jia)(jia)荷(he)载在室外是指(zhi)冰雪(xue)、风和(he)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁力所(suo)形成的(de)(de)(de)(de)(de)(de)荷(he)载，它与安(an)装场所(suo)的(de)(de)(de)(de)(de)(de)地(di)区自然气象条件和(he)带电(dian)(dian)(dian)(dian)(dian)(dian)(dian)体(ti)的(de)(de)(de)(de)(de)(de)性(xing)质有关，设计(ji)(ji)中(zhong)(zhong)应根(gen)据各种(zhong)条件加(jia)(jia)以计(ji)(ji)算(suan)。2、选用桥(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)(de)步骤(zhou)(1)确定桥(qiao)(qiao)(qiao)架(jia)(jia)宽度(du)、层数、支撑点的(de)(de)(de)(de)(de)(de)型式和(he)间(jian)距(ju)、以及电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)在各层桥(qiao)(qiao)(qiao)架(jia)(jia)上的(de)(de)(de)(de)(de)(de)分布。桥(qiao)(qiao)(qiao)架(jia)(jia)设计(ji)(ji)(2)计(ji)(ji)算(suan)每(mei)(mei)层电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)均布荷(he)载(kN/m2),初步确定桥(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)(de)(de)(de)(de)型号、规格。。哪家电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)厂家做的(de)(de)(de)(de)(de)(de)比较好？三民桥(qiao)(qiao)(qiao)架(jia)(jia)！云浮不(bu)锈钢桥(qiao)(qiao)(qiao)架(jia)(jia)公司

则应(ying)(ying)在(zai)管道一侧(ce)或(huo)(huo)上(shang)(shang)方平(ping)行(xing)架(jia)(jia)(jia)(jia)(jia)设(she)。并(bing)考虑引下线(xian)(xian)和(he)分(fen)支(zhi)线(xian)(xian)尽量避(bi)免交叉,如(ru)无其它(ta)管架(jia)(jia)(jia)(jia)(jia)借(jie)用(yong),则需(xu)自设(she)立(li)(li)(支(zhi))柱(zhu)。(2)荷载计(ji)算(suan)：计(ji)算(suan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)主干线(xian)(xian)纵(zong)断面(mian)上(shang)(shang)单位(wei)长(zhang)度的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)重(zhong)量。(3)确(que)(que)定(ding)桥(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)宽度：根(gen)据(ju)(ju)(ju)布放电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)条(tiao)数、电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)直(zhi)径及电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)的(de)(de)(de)(de)(de)间(jian)距(ju)来确(que)(que)定(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)型号(hao)、规格(ge),托臂(bei)的(de)(de)(de)(de)(de)长(zhang)度,支(zhi)柱(zhu)的(de)(de)(de)(de)(de)长(zhang)度、间(jian)距(ju),桥(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)宽度和(he)层(ceng)数。(4)确(que)(que)定(ding)安装(zhuang)方式(shi)(shi)：根(gen)据(ju)(ju)(ju)场所的(de)(de)(de)(de)(de)设(she)置条(tiao)件确(que)(que)定(ding)桥(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)固(gu)定(ding)方式(shi)(shi),选(xuan)择悬吊式(shi)(shi)、直(zhi)立(li)(li)式(shi)(shi)、侧(ce)壁式(shi)(shi)或(huo)(huo)是混(hun)合式(shi)(shi),连接(jie)件和(he)紧(jin)固(gu)件一般(ban)是配套供应(ying)(ying)的(de)(de)(de)(de)(de),此外(wai),根(gen)据(ju)(ju)(ju)桥(qiao)架(jia)(jia)(jia)(jia)(jia)结构(gou)选(xuan)择相应(ying)(ying)的(de)(de)(de)(de)(de)盖板。(5)绘(hui)(hui)出电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)平(ping)、剖面(mian)图(tu)(tu),局部(bu)部(bu)位(wei)还应(ying)(ying)绘(hui)(hui)出空间(jian)图(tu)(tu),开列材料表。2、如(ru)与(yu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)合用(yong)时,应(ying)(ying)将电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)和(he)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)各直(zhi)一侧(ce),中间(jian)采用(yong)隔板分(fen)隔。3、弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)与(yu)其它(ta)低(di)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)合用(yong)桥(qiao)架(jia)(jia)(jia)(jia)(jia)时,应(ying)(ying)严格(ge)执(zhi)行(xing)选(xuan)择具有外(wai)屏蔽层(ceng)的(de)(de)(de)(de)(de)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)系统的(de)(de)(de)(de)(de)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan),避(bi)免相互间(jian)的(de)(de)(de)(de)(de)干扰。4、其它(ta)安装(zhuang)(1)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)由室外(wai)进入建筑物内时,桥(qiao)架(jia)(jia)(jia)(jia)(jia)向外(wai)的(de)(de)(de)(de)(de)坡度不(bu)(bu)得小(xiao)于1/100。(2)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)与(yu)用(yong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)设(she)备交越时,其间(jian)的(de)(de)(de)(de)(de)净(jing)距(ju)不(bu)(bu)小(xiao)于。(3)两组电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)桥(qiao)架(jia)(jia)(jia)(jia)(jia)在(zai)同一高度平(ping)行(xing)敷设(she)时,其间(jian)净(jing)距(ju)不(bu)(bu)小(xiao)于。(4)在(zai)平(ping)行(xing)图(tu)(tu)上(shang)(shang)绘(hui)(hui)出桥(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)路由,要注明(ming)桥(qiao)架(jia)(jia)(jia)(jia)(jia)起(qi)点(dian)、终点(dian)、拐(guai)弯点(dian)、分(fen)支(zhi)点(dian)及升降点(dian)的(de)(de)(de)(de)(de)坐标(biao)或(huo)(huo)定(ding)位(wei)尺(chi)寸、标(biao)高,如(ru)能绘(hui)(hui)制桥(qiao)架(jia)(jia)(jia)(jia)(jia)敷设(she)轴侧(ce)图(tu)(tu),则对材料统计(ji)将更精(jing)确(que)(que)。东莞(guan)不(bu)(bu)锈(xiu)钢桥(qiao)架(jia)(jia)(jia)(jia)(jia)跨距(ju)热浸锌桥(qiao)架(jia)(jia)(jia)(jia)(jia)就找(zhao)三民桥(qiao)架(jia)(jia)(jia)(jia)(jia)。

电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)表(biao)面(mian)防(fang)(fang)腐(fu)层类(lei)别主要(yao)(yao)有(you)热浸(jin)锌、镀(du)锌镍、冷镀(du)锌、粉(fen)末静电(dian)(dian)喷(pen)涂(tu)(tu)等方式，生产(chan)厂家资料显示：热浸(jin)锌工(gong)(gong)艺(yi)寿(shou)命(ming)(ming)不(bu)小(xiao)(xiao)于(yu)(yu)40年，适用于(yu)(yu)室外(wai)重腐(fu)蚀环境(jing)(jing)，造价(jia)(jia)(jia)高(gao)；镀(du)锌镍工(gong)(gong)艺(yi)寿(shou)命(ming)(ming)不(bu)小(xiao)(xiao)于(yu)(yu)30年，也(ye)适用于(yu)(yu)室外(wai)重腐(fu)蚀环境(jing)(jing)，造价(jia)(jia)(jia)高(gao)；冷镀(du)锌工(gong)(gong)艺(yi)寿(shou)命(ming)(ming)不(bu)小(xiao)(xiao)于(yu)(yu)12年，适用于(yu)(yu)室外(wai)轻腐(fu)蚀环境(jing)(jing)，造价(jia)(jia)(jia)一般(ban)；粉(fen)末静电(dian)(dian)喷(pen)涂(tu)(tu)工(gong)(gong)艺(yi)寿(shou)命(ming)(ming)不(bu)小(xiao)(xiao)于(yu)(yu)12年，适用于(yu)(yu)室内(nei)(nei)常(chang)温干燥环境(jing)(jing)，价(jia)(jia)(jia)格一般(ban)。设计(ji)人员应该根据工(gong)(gong)程(cheng)环境(jing)(jing)条件合理(li)选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)表(biao)面(mian)防(fang)(fang)腐(fu)层类(lei)别，并在设计(ji)文件中(zhong)清晰地表(biao)达。4．电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)防(fang)(fang)火(huo)(huo)(huo)等级(ji)选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)在有(you)防(fang)(fang)火(huo)(huo)(huo)要(yao)(yao)求(qiu)的(de)区段内(nei)(nei)，可在电(dian)(dian)缆(lan)(lan)梯(ti)架(jia)(jia)(jia)(jia)(jia)、托(tuo)盘内(nei)(nei)添加具有(you)耐(nai)火(huo)(huo)(huo)或(huo)难燃(ran)性(xing)能的(de)板、网等材料构成(cheng)封闭或(huo)半封闭式结构，并采(cai)取在桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)及(ji)其支吊架(jia)(jia)(jia)(jia)(jia)表(biao)面(mian)涂(tu)(tu)刷防(fang)(fang)火(huo)(huo)(huo)涂(tu)(tu)层等措(cuo)施，其整体耐(nai)火(huo)(huo)(huo)性(xing)能应满足国家有(you)关(guan)规范或(huo)标准的(de)要(yao)(yao)求(qiu)。在工(gong)(gong)程(cheng)防(fang)(fang)火(huo)(huo)(huo)要(yao)(yao)求(qiu)较高(gao)的(de)场所，不(bu)宜采(cai)用铝合金电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)。在相同(tong)规格下(xia)，阻燃(ran)型(xing)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)比钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)贵(gui)，使用寿(shou)命(ming)(ming)是(shi)钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)5倍(bei)以(yi)上(shang)，重量(liang)(liang)比钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)重30%。防(fang)(fang)火(huo)(huo)(huo)型(xing)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)比钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)稍贵(gui)，使用寿(shou)命(ming)(ming)是(shi)钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)的(de)3倍(bei)以(yi)上(shang)，重量(liang)(liang)与钢(gang)制(zhi)电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)基本相同(tong)。5．电(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)填(tian)充率的(de)选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)梯(ti)架(jia)(jia)(jia)(jia)(jia)、托(tuo)盘宽度和高(gao)度的(de)选(xuan)择(ze)应符合填(tian)充率的(de)要(yao)(yao)求(qiu)。

桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)产品(pin)(pin)有托盘(pan)式(shi)(shi)、槽(cao)(cao)式(shi)(shi)、梯级式(shi)(shi)钢(gang)制(zhi)及(ji)(ji)铝(lv)合(he)金桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)系列(lie)，组合(he)式(shi)(shi)及(ji)(ji)玻璃(li)钢(gang)、防火桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)系列(lie)。公(gong)司自成立以(yi)来，顺应(ying)(ying)经济(ji)发展的(de)(de)潮流，以(yi)满(man)足省、市(shi)重点建设工程服(fu)务(wu)需(xu)要(yao)为(wei)(wei)目标(biao)，坚持(chi)诚(cheng)信立业，以(yi)市(shi)场(chang)(chang)为(wei)(wei)导(dao)向，竭诚(cheng)为(wei)(wei)客(ke)户(hu)提(ti)(ti)供好的(de)(de)产品(pin)(pin)和满(man)意的(de)(de)服(fu)务(wu)。应(ying)(ying)考虑桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)封(feng)闭性[1]。电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)设计(ji)标(biao)准(zhun)编(bian)辑一(yi)、电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)型(xing)(xing)式(shi)(shi)及(ji)(ji)品(pin)(pin)种的(de)(de)选(xuan)择1、需(xu)屏蔽(bi)(bi)电(dian)(dian)器(qi)干扰的(de)(de)电(dian)(dian)缆(lan)网路或(huo)(huo)(huo)有防护外部（如：有腐(fu)蚀(shi)液体，易(yi)燃(ran)粉尘等环(huan)境(jing)(jing)）影响的(de)(de)要(yao)求时，应(ying)(ying)选(xuan)用(yong)（FB）类槽(cao)(cao)式(shi)(shi)复合(he)型(xing)(xing)防腐(fu)屏蔽(bi)(bi)电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)（带(dai)盖(gai)）。2、强腐(fu)蚀(shi)性环(huan)境(jing)(jing)应(ying)(ying)采用(yong)（F）类复合(he)环(huan)氧树脂防腐(fu)阻燃(ran)型(xing)(xing)电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)。托臂、支架(jia)(jia)也要(yao)选(xuan)用(yong)同样材(cai)料，提(ti)(ti)高桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)及(ji)(ji)附(fu)件的(de)(de)使(shi)用(yong)寿命，电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)。在容易(yi)积灰和其它需(xu)遮盖(gai)的(de)(de)环(huan)境(jing)(jing)或(huo)(huo)(huo)户(hu)外场(chang)(chang)所宜加盖(gai)板(ban)。3、除(chu)上述(shu)情况外，可(ke)根(gen)据现场(chang)(chang)还环(huan)境(jing)(jing)及(ji)(ji)技术要(yao)求选(xuan)用(yong)托盘(pan)式(shi)(shi)、槽(cao)(cao)式(shi)(shi)、梯级式(shi)(shi)、玻璃(li)防腐(fu)阻燃(ran)电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)或(huo)(huo)(huo)钢(gang)质(zhi)普通(tong)型(xing)(xing)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)。在容易(yi)积灰和其它需(xu)遮盖(gai)的(de)(de)环(huan)境(jing)(jing)或(huo)(huo)(huo)户(hu)外场(chang)(chang)所宜加盖(gai)板(ban)。4、在公(gong)共(gong)通(tong)道或(huo)(huo)(huo)户(hu)外跨(kua)越道路段，底(di)层梯级的(de)(de)底(di)部宜加垫(dian)板(ban)或(huo)(huo)(huo)在该段使(shi)用(yong)托盘(pan)。大(da)(da)跨(kua)距跨(kua)越公(gong)共(gong)通(tong)道时，可(ke)根(gen)据用(yong)户(hu)要(yao)求提(ti)(ti)高桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)的(de)(de)载荷能力或(huo)(huo)(huo)选(xuan)用(yong)行架(jia)(jia)。5、大(da)(da)跨(kua)距（>3m）要(yao)选(xuan)用(yong)复合(he)型(xing)(xing)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)（FB）。6、户(hu)外要(yao)选(xuan)用(yong)复合(he)环(huan)氧树脂桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)（F）。三民桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)，电(dian)(dian)线电(dian)(dian)缆(lan)的(de)(de)好品(pin)(pin)牌！

全国(guo)多个大(da)(da)型重点工程项目指定供(gong)(gong)应商，并与多家房(fang)地产公司和电(dian)(dian)(dian)力(li)安装单位建(jian)立长期紧密合(he)作(zuo)关系。桥(qiao)(qiao)(qiao)架(jia)(jia)产品(pin)有托(tuo)(tuo)盘式(shi)(shi)(shi)、槽式(shi)(shi)(shi)、梯级式(shi)(shi)(shi)钢(gang)制及铝(lv)合(he)金桥(qiao)(qiao)(qiao)架(jia)(jia)系列(lie)，组(zu)合(he)式(shi)(shi)(shi)及玻璃钢(gang)、防火桥(qiao)(qiao)(qiao)架(jia)(jia)系列(lie)。公司自(zi)成立以来，顺应经济发展的潮流，以满足省、市重点建(jian)设(she)工程服务(wu)需(xu)要(yao)为目标，坚持诚(cheng)(cheng)信立业，以市场为导(dao)向(xiang)，竭诚(cheng)(cheng)为客户(hu)提供(gong)(gong)好的产品(pin)和满意(yi)的服务(wu)。3)按大(da)(da)的电(dian)(dian)(dian)缆(lan)总(zong)均(jun)(jun)布(bu)荷(he)(he)载值(zhi)(zhi)来验算(suan)桥(qiao)(qiao)(qiao)架(jia)(jia)强度(du)(du)。验算(suan)式(shi)(shi)(shi)如下：Q使用=q1+q2式(shi)(shi)(shi)中(zhong)：q1--电(dian)(dian)(dian)缆(lan)的均(jun)(jun)布(bu)荷(he)(he)载（各层的均(jun)(jun)布(bu)荷(he)(he)载中(zhong)取(qu)大(da)(da)值(zhi)(zhi)）（kN/m2），均(jun)(jun)布(bu)荷(he)(he)载是托(tuo)(tuo)盘、梯架(jia)(jia)或电(dian)(dian)(dian)缆(lan)槽的荷(he)(he)载；q2--考虑(lv)电(dian)(dian)(dian)缆(lan)敷设(she)或检修时，人(ren)的重量等(deng)(deng)(deng)效的均(jun)(jun)布(bu)荷(he)(he)载（kN/m2）,q2值(zhi)(zhi)的计算(suan)，人(ren)的重量一般按p=90kg计。表示集中(zhong)荷(he)(he)载和均(jun)(jun)布(bu)荷(he)(he)载的弯(wan)(wan)距(ju)如图2按大(da)(da)弯(wan)(wan)距(ju)相(xiang)等(deng)(deng)(deng)的条件(jian)折算(suan)：式(shi)(shi)(shi)中(zhong)：P--1人(ren)的荷(he)(he)载(kg)ι--1个支撑(cheng)点间距(ju)(若支点间距(ju)不等(deng)(deng)(deng)时取(qu)大(da)(da)值(zhi)(zhi))(m)q2--1人(ren)的等(deng)(deng)(deng)效均(jun)(jun)布(bu)荷(he)(he)载(kg/m)根据上述初(chu)步确定的桥(qiao)(qiao)(qiao)架(jia)(jia)型号、规格及支点间距(ju)，查(cha)阅(yue)生产厂家的样本资料，反复核(he)查(cha)间距(ju)和桥(qiao)(qiao)(qiao)架(jia)(jia)型号，直(zhi)至满足负荷(he)(he)要(yao)求(qiu)为止。(4)挠(nao)度(du)(du)挠(nao)度(du)(du)值(zhi)(zhi)如何(he)取(qu)定尚无明确的规定，在重负区显然应考虑(lv)减小绕度(du)(du)，这意(yi)味着(zhe)钢(gang)材的用量会相(xiang)应增加，因此计算(suan)时只要(yao)充分利用钢(gang)材的大(da)(da)允许应力(li)，并保证有足够的安全系数(shu)。喷涂线槽就(jiu)找三民(min)桥(qiao)(qiao)(qiao)架(jia)(jia)。河源镀锌桥(qiao)(qiao)(qiao)架(jia)(jia)弯(wan)(wan)头

不(bu)锈钢(gang)(gang)线槽就找三(san)民桥架。云浮不(bu)锈钢(gang)(gang)桥架公(gong)司(si)

绑扎间距(ju)(ju)(ju)不(bu)(bu)(bu)(bu)宜大(da)于。(12)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)水(shui)平敷设(she)时(shi),支撑间距(ju)(ju)(ju)一(yi)般为(wei)。(13)金属(shu)线(xian)槽(cao)敷设(she)时(shi),在下(xia)列情况下(xia)设(she)直至(zhi)架(jia)(jia)(jia)(jia)或吊架(jia)(jia)(jia)(jia)：线(xian)槽(cao)接头(tou)处(chu)；间距(ju)(ju)(ju)3m；离开(kai)线(xian)槽(cao)两端(duan)口；转弯处(chu)。5、材料统计(ji)(1)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)：分(fen)别统计(ji)出各种(zhong)型号(hao)规格桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)全长(zhang),除一(yi)该桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)标(biao)准长(zhang)度,得(de)出桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)数(shu)(shu)量(liang)(liang)外(wai),再增加1%－2%的(de)余量(liang)(liang)。(2)立(li)(li)柱：如(ru)采用(yong)统一(yi)规格的(de)立(li)(li)柱,可用(yong)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)全长(zhang)除以平均(jun)立(li)(li)柱间距(ju)(ju)(ju),得(de)出立(li)(li)柱数(shu)(shu),再增加2%～4%余量(liang)(liang)。如(ru)立(li)(li)柱规格不(bu)(bu)(bu)(bu)一(yi),则需分(fen)别统计(ji)。(3)托臂：桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)全长(zhang)除以托臂平均(jun)间距(ju)(ju)(ju),再增加1%～2%余量(liang)(liang),极为(wei)总需量(liang)(liang)。(4)其它(ta)部件：按(an)其主体数(shu)(shu)乘(cheng)以一(yi)定(ding)比(bi)例(视总厂(chang)而定(ding))求得(de)其总数(shu)(shu)。[1]电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)选(xuan)购(gou)要(yao)点(dian)编辑1．电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)结构(gou)类(lei)型选(xuan)择在工(gong)程设(she)计(ji)文件中(zhong)(zhong)通常笼统地(di)将电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)称呼(hu)为(wei)“桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)”，并未指出具(ju)体的(de)结构(gou)特(te)征，不(bu)(bu)(bu)(bu)同类(lei)型、不(bu)(bu)(bu)(bu)同制作(zuo)材料的(de)电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)价格相(xiang)差(cha)较大(da)，且结构(gou)类(lei)型的(de)混乱会带来工(gong)作(zuo)现场散(san)热、机械防护方(fang)面的(de)问(wen)题(ti)。故在设(she)计(ji)阶段应要(yao)求设(she)计(ji)人员根据工(gong)程环境特(te)征和技(ji)术要(yao)求，合(he)理选(xuan)择电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)结构(gou)特(te)征，并在平面图(tu)的(de)型号(hao)标(biao)注和材料表中(zhong)(zhong)进行清晰地(di)表达。惠州市三民(min)实业有限公司，是一(yi)家集电(dian)(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)、科研、生产(chan)、销售(shou)、服务(wu)为(wei)一(yi)体的(de)企业，公司兼营电(dian)(dian)(dian)(dian)线(xian)、电(dian)(dian)(dian)(dian)缆(lan)等建材相(xiang)关产(chan)品。公司实力雄(xiong)厚。云浮不(bu)(bu)(bu)(bu)锈钢桥(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)公司

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