喷粉(fen)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)不(bu)宜作(zuo)接地干(gan)线)，每(mei)(mei)个电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值可按(an)下式(shi)计算：r=ρ·L/S式(shi)中：ρ=15×10Ω-6/cm(20℃)；L=长度(du)按(an)100mm计算；S=截面积(ji)cm2。(2)梯(ti)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)于(yu)(yu)托盘(pan)的(de)(de)单(dan)位(wei)(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值见(jian)表2。表2梯(ti)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)于(yu)(yu)托盘(pan)的(de)(de)单(dan)位(wei)(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(3)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽的(de)(de)单(dan)位(wei)(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值见(jian)表3(4)当(dang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)安装连(lian)接程(cheng)整体后，每(mei)(mei)根梯(ti)边(bian)(或每(mei)(mei)个电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)为(wei)：R=L(r+1/3r’)式(shi)中：R--梯(ti)边(bian)，即（电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)槽）全长总(zong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)（mΩ）；r--梯(ti)边(bian)单(dan)位(wei)(wei)长度(du)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)（mΩ/m）桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)荷(he)(he)载(zai)特性编辑1、电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)荷(he)(he)载(zai)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)荷(he)(he)载(zai)分为(wei)静(jing)荷(he)(he)载(zai)、动荷(he)(he)载(zai)和(he)附加(jia)荷(he)(he)载(zai)。静(jing)荷(he)(he)载(zai)是指(zhi)(zhi)敷(fu)设在(zai)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)内的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)种(zhong)类(lei)、根数、每(mei)(mei)根的(de)(de)外径重(zhong)量/单(dan)位(wei)(wei)长度(du)，按(an)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)敷(fu)设的(de)(de)不(bu)同路由分别列表统计。动荷(he)(he)载(zai)是指(zhi)(zhi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)安装和(he)维护过程(cheng)中施工维修人(ren)(ren)(ren)员的(de)(de)重(zhong)量。对(dui)于(yu)(yu)轻型电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)，一般不(bu)考(kao)虑(lv)动荷(he)(he)载(zai)，即不(bu)允许在(zai)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)上站(行)人(ren)(ren)(ren)，如果需要考(kao)虑(lv)站人(ren)(ren)(ren)，则应将跨距适当(dang)缩小(xiao)。附加(jia)荷(he)(he)载(zai)在(zai)室外是指(zhi)(zhi)冰雪(xue)、风(feng)和(he)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁力所(suo)形成的(de)(de)荷(he)(he)载(zai)，它与安装场所(suo)的(de)(de)地区自(zi)然(ran)气象(xiang)条件(jian)和(he)带电(dian)(dian)(dian)(dian)(dian)(dian)(dian)体的(de)(de)性质有(you)关(guan)，设计中应根据各(ge)种(zhong)条件(jian)加(jia)以(yi)计算。2、选用桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)步(bu)骤(1)确定(ding)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)宽度(du)、层(ceng)数、支撑(cheng)点(dian)的(de)(de)型式(shi)和(he)间距、以(yi)及电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)在(zai)各(ge)层(ceng)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)上的(de)(de)分布(bu)。桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)设计(2)计算每(mei)(mei)层(ceng)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)的(de)(de)均布(bu)荷(he)(he)载(zai)(kN/m2),初步(bu)确定(ding)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)型号、规(gui)格。。哪家电(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)厂家做的(de)(de)比(bi)较好？三民桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)！云浮(fu)不(bu)锈(xiu)钢桥(qiao)(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)公(gong)司

则应(ying)(ying)在管道一(yi)(yi)侧或上(shang)方平(ping)行(xing)架(jia)(jia)(jia)(jia)设(she)(she)(she)(she)(she)。并考虑引下线(xian)和(he)分(fen)支线(xian)尽(jin)量避(bi)免(mian)交(jiao)叉,如(ru)无其(qi)它管架(jia)(jia)(jia)(jia)借用,则需自设(she)(she)(she)(she)(she)立(支)柱。(2)荷载计(ji)(ji)算：计(ji)(ji)算电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)主干线(xian)纵断面上(shang)单位(wei)长度(du)的(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)重(zhong)量。(3)确(que)(que)定(ding)(ding)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)宽(kuan)度(du)：根(gen)据(ju)布放电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)条(tiao)数、电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)直径及(ji)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)(de)间(jian)距来确(que)(que)定(ding)(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)型(xing)号、规格(ge),托(tuo)臂的(de)(de)(de)(de)(de)(de)长度(du),支柱的(de)(de)(de)(de)(de)(de)长度(du)、间(jian)距,桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)宽(kuan)度(du)和(he)层数。(4)确(que)(que)定(ding)(ding)安装方式：根(gen)据(ju)场所的(de)(de)(de)(de)(de)(de)设(she)(she)(she)(she)(she)置(zhi)条(tiao)件确(que)(que)定(ding)(ding)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)固(gu)定(ding)(ding)方式,选(xuan)择悬吊式、直立式、侧壁式或是混合式,连(lian)接件和(he)紧固(gu)件一(yi)(yi)般是配套供应(ying)(ying)的(de)(de)(de)(de)(de)(de),此外(wai)(wai),根(gen)据(ju)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)结构选(xuan)择相应(ying)(ying)的(de)(de)(de)(de)(de)(de)盖板(ban)。(5)绘出(chu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)平(ping)、剖(pou)面图(tu),局部部位(wei)还应(ying)(ying)绘出(chu)空(kong)间(jian)图(tu),开列材料表。2、如(ru)与电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)合用时,应(ying)(ying)将电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)和(he)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)各直一(yi)(yi)侧,中间(jian)采用隔板(ban)分(fen)隔。3、弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)与其(qi)它低电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)合用桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)时,应(ying)(ying)严格(ge)执行(xing)选(xuan)择具有外(wai)(wai)屏蔽层的(de)(de)(de)(de)(de)(de)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系统的(de)(de)(de)(de)(de)(de)弱电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan),避(bi)免(mian)相互间(jian)的(de)(de)(de)(de)(de)(de)干扰。4、其(qi)它安装(1)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)由室外(wai)(wai)进入建筑物内时,桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)向外(wai)(wai)的(de)(de)(de)(de)(de)(de)坡度(du)不得小于1/100。(2)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)与用电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)设(she)(she)(she)(she)(she)备交(jiao)越时,其(qi)间(jian)的(de)(de)(de)(de)(de)(de)净(jing)距不小于。(3)两(liang)组电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)缆(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)在同一(yi)(yi)高(gao)度(du)平(ping)行(xing)敷(fu)设(she)(she)(she)(she)(she)时,其(qi)间(jian)净(jing)距不小于。(4)在平(ping)行(xing)图(tu)上(shang)绘出(chu)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)(de)(de)(de)(de)路由,要注(zhu)明(ming)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)起点(dian)、终点(dian)、拐弯点(dian)、分(fen)支点(dian)及(ji)升降点(dian)的(de)(de)(de)(de)(de)(de)坐标(biao)或定(ding)(ding)位(wei)尺(chi)寸、标(biao)高(gao),如(ru)能绘制桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)敷(fu)设(she)(she)(she)(she)(she)轴侧图(tu),则对材料统计(ji)(ji)将更精(jing)确(que)(que)。东莞不锈钢桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)跨距热浸锌(xin)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)就找三民(min)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。

电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)表面防(fang)(fang)腐层类(lei)别主要有(you)热(re)浸锌(xin)、镀(du)(du)锌(xin)镍、冷镀(du)(du)锌(xin)、粉末(mo)静(jing)(jing)电(dian)(dian)喷涂(tu)等(deng)方(fang)式，生产(chan)厂(chang)家(jia)资料显示：热(re)浸锌(xin)工(gong)艺(yi)寿(shou)(shou)命不(bu)(bu)小于40年(nian)(nian)，适(shi)用于室(shi)外重腐蚀环(huan)境(jing)，造(zao)价高；镀(du)(du)锌(xin)镍工(gong)艺(yi)寿(shou)(shou)命不(bu)(bu)小于30年(nian)(nian)，也(ye)适(shi)用于室(shi)外重腐蚀环(huan)境(jing)，造(zao)价高；冷镀(du)(du)锌(xin)工(gong)艺(yi)寿(shou)(shou)命不(bu)(bu)小于12年(nian)(nian)，适(shi)用于室(shi)外轻(qing)腐蚀环(huan)境(jing)，造(zao)价一般(ban)；粉末(mo)静(jing)(jing)电(dian)(dian)喷涂(tu)工(gong)艺(yi)寿(shou)(shou)命不(bu)(bu)小于12年(nian)(nian)，适(shi)用于室(shi)内常温干燥环(huan)境(jing)，价格一般(ban)。设计人员应该根据工(gong)程环(huan)境(jing)条件合理选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)表面防(fang)(fang)腐层类(lei)别，并在设计文件中清晰地表达。4．电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)防(fang)(fang)火(huo)等(deng)级(ji)选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)在有(you)防(fang)(fang)火(huo)要求(qiu)的(de)(de)区(qu)段(duan)内，可在电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)梯架(jia)(jia)(jia)(jia)、托(tuo)盘内添加具有(you)耐火(huo)或难(nan)燃(ran)性(xing)能(neng)的(de)(de)板、网(wang)等(deng)材(cai)料构成封闭(bi)或半(ban)封闭(bi)式结构，并采取在桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)及其支吊(diao)架(jia)(jia)(jia)(jia)表面涂(tu)刷防(fang)(fang)火(huo)涂(tu)层等(deng)措施(shi)，其整体耐火(huo)性(xing)能(neng)应满足国家(jia)有(you)关规范或标准的(de)(de)要求(qiu)。在工(gong)程防(fang)(fang)火(huo)要求(qiu)较高的(de)(de)场所，不(bu)(bu)宜采用铝合金电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。在相(xiang)同(tong)规格下，阻燃(ran)型(xing)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)比(bi)钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)贵，使用寿(shou)(shou)命是钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)5倍(bei)以上(shang)，重量比(bi)钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)重30%。防(fang)(fang)火(huo)型(xing)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)比(bi)钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)稍贵，使用寿(shou)(shou)命是钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)3倍(bei)以上(shang)，重量与钢(gang)(gang)(gang)制(zhi)(zhi)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)基本相(xiang)同(tong)。5．电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)填充率的(de)(de)选(xuan)择(ze)电(dian)(dian)缆(lan)(lan)(lan)(lan)(lan)梯架(jia)(jia)(jia)(jia)、托(tuo)盘宽(kuan)度(du)和高度(du)的(de)(de)选(xuan)择(ze)应符合填充率的(de)(de)要求(qiu)。

桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)产(chan)(chan)品(pin)有(you)托盘式(shi)、槽(cao)式(shi)、梯级式(shi)钢制及(ji)铝(lv)合(he)金桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系列，组合(he)式(shi)及(ji)玻(bo)璃(li)钢、防(fang)火桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)系列。公(gong)司自成(cheng)立以来，顺(shun)应经济发展的(de)(de)潮流，以满(man)足省、市重(zhong)点建设工程服务(wu)(wu)需(xu)要(yao)为(wei)目标，坚(jian)持(chi)诚信立业，以市场(chang)为(wei)导向，竭诚为(wei)客户(hu)提(ti)供好的(de)(de)产(chan)(chan)品(pin)和(he)(he)满(man)意的(de)(de)服务(wu)(wu)。应考虑桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)封闭性[1]。电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)设计标准编(bian)辑(ji)一(yi)、电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)型(xing)式(shi)及(ji)品(pin)种的(de)(de)选(xuan)择1、需(xu)屏(ping)蔽电(dian)(dian)器干扰的(de)(de)电(dian)(dian)缆(lan)网路或(huo)(huo)有(you)防(fang)护外部(bu)（如：有(you)腐(fu)蚀液体，易(yi)燃粉尘(chen)等(deng)环(huan)境）影(ying)响的(de)(de)要(yao)求(qiu)时(shi)(shi)，应选(xuan)用(yong)（FB）类槽(cao)式(shi)复(fu)(fu)合(he)型(xing)防(fang)腐(fu)屏(ping)蔽电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)（带盖(gai)(gai)）。2、强(qiang)腐(fu)蚀性环(huan)境应采用(yong)（F）类复(fu)(fu)合(he)环(huan)氧(yang)(yang)树(shu)脂(zhi)防(fang)腐(fu)阻燃型(xing)电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。托臂、支架(jia)(jia)(jia)(jia)也(ye)要(yao)选(xuan)用(yong)同(tong)样材料，提(ti)高(gao)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)及(ji)附件的(de)(de)使(shi)用(yong)寿命，电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。在容(rong)易(yi)积灰和(he)(he)其(qi)它(ta)需(xu)遮盖(gai)(gai)的(de)(de)环(huan)境或(huo)(huo)户(hu)外场(chang)所宜(yi)加(jia)盖(gai)(gai)板。3、除上(shang)述情况外，可(ke)根据(ju)现场(chang)还(hai)环(huan)境及(ji)技术要(yao)求(qiu)选(xuan)用(yong)托盘式(shi)、槽(cao)式(shi)、梯级式(shi)、玻(bo)璃(li)防(fang)腐(fu)阻燃电(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)或(huo)(huo)钢质普通型(xing)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)。在容(rong)易(yi)积灰和(he)(he)其(qi)它(ta)需(xu)遮盖(gai)(gai)的(de)(de)环(huan)境或(huo)(huo)户(hu)外场(chang)所宜(yi)加(jia)盖(gai)(gai)板。4、在公(gong)共通道(dao)或(huo)(huo)户(hu)外跨越(yue)道(dao)路段，底(di)层(ceng)梯级的(de)(de)底(di)部(bu)宜(yi)加(jia)垫(dian)板或(huo)(huo)在该段使(shi)用(yong)托盘。大跨距跨越(yue)公(gong)共通道(dao)时(shi)(shi)，可(ke)根据(ju)用(yong)户(hu)要(yao)求(qiu)提(ti)高(gao)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)的(de)(de)载荷能力或(huo)(huo)选(xuan)用(yong)行架(jia)(jia)(jia)(jia)。5、大跨距（>3m）要(yao)选(xuan)用(yong)复(fu)(fu)合(he)型(xing)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)（FB）。6、户(hu)外要(yao)选(xuan)用(yong)复(fu)(fu)合(he)环(huan)氧(yang)(yang)树(shu)脂(zhi)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)（F）。三民(min)桥(qiao)(qiao)(qiao)(qiao)(qiao)架(jia)(jia)(jia)(jia)，电(dian)(dian)线电(dian)(dian)缆(lan)的(de)(de)好品(pin)牌！

全国(guo)多(duo)个大(da)型(xing)重点工程项目指定供应(ying)(ying)(ying)(ying)商(shang)，并(bing)与多(duo)家(jia)房地产(chan)公司和电(dian)(dian)力(li)(li)安装单(dan)位建(jian)立(li)(li)长期紧密合(he)作关系(xi)(xi)(xi)。桥(qiao)(qiao)架(jia)产(chan)品有托盘式(shi)、槽(cao)式(shi)、梯级(ji)式(shi)钢(gang)(gang)制(zhi)及(ji)铝合(he)金桥(qiao)(qiao)架(jia)系(xi)(xi)(xi)列，组合(he)式(shi)及(ji)玻璃钢(gang)(gang)、防火桥(qiao)(qiao)架(jia)系(xi)(xi)(xi)列。公司自成立(li)(li)以(yi)来，顺应(ying)(ying)(ying)(ying)经济发(fa)展的(de)(de)(de)(de)(de)(de)(de)(de)潮流，以(yi)满(man)足省、市(shi)重点建(jian)设工程服务(wu)需要(yao)为(wei)(wei)目标，坚持诚信(xin)立(li)(li)业，以(yi)市(shi)场为(wei)(wei)导向，竭诚为(wei)(wei)客户提供好(hao)的(de)(de)(de)(de)(de)(de)(de)(de)产(chan)品和满(man)意的(de)(de)(de)(de)(de)(de)(de)(de)服务(wu)。3)按大(da)的(de)(de)(de)(de)(de)(de)(de)(de)电(dian)(dian)缆(lan)(lan)总均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)值(zhi)(zhi)来验算(suan)(suan)桥(qiao)(qiao)架(jia)强度(du)。验算(suan)(suan)式(shi)如下：Q使用(yong)=q1+q2式(shi)中(zhong)：q1--电(dian)(dian)缆(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)（各层(ceng)的(de)(de)(de)(de)(de)(de)(de)(de)均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)中(zhong)取(qu)大(da)值(zhi)(zhi)）（kN/m2），均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)是托盘、梯架(jia)或电(dian)(dian)缆(lan)(lan)槽(cao)的(de)(de)(de)(de)(de)(de)(de)(de)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)；q2--考(kao)虑(lv)电(dian)(dian)缆(lan)(lan)敷设或检修时，人(ren)的(de)(de)(de)(de)(de)(de)(de)(de)重量(liang)(liang)等(deng)效的(de)(de)(de)(de)(de)(de)(de)(de)均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)（kN/m2）,q2值(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)计算(suan)(suan)，人(ren)的(de)(de)(de)(de)(de)(de)(de)(de)重量(liang)(liang)一般按p=90kg计。表示集中(zhong)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)和均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)的(de)(de)(de)(de)(de)(de)(de)(de)弯距(ju)如图2按大(da)弯距(ju)相等(deng)的(de)(de)(de)(de)(de)(de)(de)(de)条件折算(suan)(suan)：式(shi)中(zhong)：P--1人(ren)的(de)(de)(de)(de)(de)(de)(de)(de)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)(kg)ι--1个支(zhi)撑点间(jian)距(ju)(若支(zhi)点间(jian)距(ju)不等(deng)时取(qu)大(da)值(zhi)(zhi))(m)q2--1人(ren)的(de)(de)(de)(de)(de)(de)(de)(de)等(deng)效均(jun)布(bu)荷(he)(he)(he)(he)载(zai)(zai)(zai)(zai)(kg/m)根据(ju)上述初步确(que)定的(de)(de)(de)(de)(de)(de)(de)(de)桥(qiao)(qiao)架(jia)型(xing)号(hao)、规格及(ji)支(zhi)点间(jian)距(ju)，查阅(yue)生产(chan)厂家(jia)的(de)(de)(de)(de)(de)(de)(de)(de)样本(ben)资料，反复核(he)查间(jian)距(ju)和桥(qiao)(qiao)架(jia)型(xing)号(hao)，直(zhi)至满(man)足负荷(he)(he)(he)(he)要(yao)求为(wei)(wei)止。(4)挠度(du)挠度(du)值(zhi)(zhi)如何取(qu)定尚无明确(que)的(de)(de)(de)(de)(de)(de)(de)(de)规定，在(zai)重负区显然(ran)应(ying)(ying)(ying)(ying)考(kao)虑(lv)减小(xiao)绕度(du)，这意味着钢(gang)(gang)材的(de)(de)(de)(de)(de)(de)(de)(de)用(yong)量(liang)(liang)会相应(ying)(ying)(ying)(ying)增(zeng)加，因此计算(suan)(suan)时只要(yao)充分利用(yong)钢(gang)(gang)材的(de)(de)(de)(de)(de)(de)(de)(de)大(da)允许(xu)应(ying)(ying)(ying)(ying)力(li)(li)，并(bing)保(bao)证有足够(gou)的(de)(de)(de)(de)(de)(de)(de)(de)安全系(xi)(xi)(xi)数。喷涂线槽(cao)就找三民(min)桥(qiao)(qiao)架(jia)。河源镀(du)锌桥(qiao)(qiao)架(jia)弯头(tou)

不(bu)锈(xiu)钢线槽就找三民(min)桥架。云浮不(bu)锈(xiu)钢桥架公司

绑扎(zha)间(jian)(jian)距不(bu)宜(yi)大于。(12)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)水平敷(fu)设时,支撑(cheng)间(jian)(jian)距一(yi)般为。(13)金属线(xian)槽敷(fu)设时,在(zai)(zai)下列情(qing)况下设直至架(jia)(jia)(jia)或吊架(jia)(jia)(jia)：线(xian)槽接(jie)头处(chu)；间(jian)(jian)距3m；离(li)开线(xian)槽两端口；转弯处(chu)。5、材(cai)料(liao)(liao)统(tong)计(ji)(ji)(1)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)：分别统(tong)计(ji)(ji)出(chu)各种型(xing)(xing)号规格桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)全长(zhang),除一(yi)该桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)标准长(zhang)度,得(de)出(chu)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)数(shu)量外,再(zai)增(zeng)加1%－2%的(de)(de)(de)余量。(2)立(li)柱：如采用统(tong)一(yi)规格的(de)(de)(de)立(li)柱,可用桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)全长(zhang)除以平均(jun)立(li)柱间(jian)(jian)距,得(de)出(chu)立(li)柱数(shu),再(zai)增(zeng)加2%～4%余量。如立(li)柱规格不(bu)一(yi),则(ze)需分别统(tong)计(ji)(ji)。(3)托(tuo)臂：桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)全长(zhang)除以托(tuo)臂平均(jun)间(jian)(jian)距,再(zai)增(zeng)加1%～2%余量,极为总需量。(4)其它部(bu)件：按(an)其主体数(shu)乘以一(yi)定比例(li)(视总厂而(er)定)求(qiu)得(de)其总数(shu)。[1]电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)选购要(yao)(yao)点编(bian)辑1．电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)结构(gou)类(lei)型(xing)(xing)选择在(zai)(zai)工(gong)程(cheng)设计(ji)(ji)文件中通常笼统(tong)地将电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)称(cheng)呼为“桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)”，并(bing)未指出(chu)具体的(de)(de)(de)结构(gou)特(te)征，不(bu)同类(lei)型(xing)(xing)、不(bu)同制作(zuo)材(cai)料(liao)(liao)的(de)(de)(de)电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)价格相(xiang)差较大，且结构(gou)类(lei)型(xing)(xing)的(de)(de)(de)混乱(luan)会带来工(gong)作(zuo)现场散热、机械防护方(fang)面的(de)(de)(de)问题。故(gu)在(zai)(zai)设计(ji)(ji)阶(jie)段应要(yao)(yao)求(qiu)设计(ji)(ji)人员根据(ju)工(gong)程(cheng)环境(jing)特(te)征和技术要(yao)(yao)求(qiu)，合(he)理选择电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)的(de)(de)(de)结构(gou)特(te)征，并(bing)在(zai)(zai)平面图的(de)(de)(de)型(xing)(xing)号标注和材(cai)料(liao)(liao)表中进(jin)行清晰地表达。惠州市(shi)三民实业(ye)有限公(gong)司，是(shi)一(yi)家(jia)集电(dian)(dian)(dian)缆(lan)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)、科研、生产(chan)、销售、服务为一(yi)体的(de)(de)(de)企业(ye)，公(gong)司兼营电(dian)(dian)(dian)线(xian)、电(dian)(dian)(dian)缆(lan)等建材(cai)相(xiang)关产(chan)品(pin)。公(gong)司实力(li)雄厚(hou)。云浮不(bu)锈(xiu)钢(gang)桥(qiao)(qiao)(qiao)架(jia)(jia)(jia)公(gong)司

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