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上(shang)海(hai)大(da)跨(kua)距電(dian)(dian)(dian)(dian)纜(lan)(lan)橋架(jia)生產????? 大(da)跨(kua)距電(dian)(dian)(dian)(dian)纜(lan)(lan)橋架(jia)是由(you)拉擠玻璃鋼(gang)型(xing)材(cai)組裝而成，適(shi)用于(yu)電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜(lan)(lan)、控(kong)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)(lan)、照明電(dian)(dian)(dian)(dian)纜(lan)(lan)及配件等。與(yu)鐵制(zhi)橋架(jia)相比(bi)，具(ju)有(you)使(shi)用壽命(ming)長(chang)(chang)（一(yi)般設(she)計(ji)壽命(ming)為(wei)(wei)二十年）、安(an)裝方便(bian)且成本低（比(bi)重僅為(wei)(wei)碳鋼(gang)的(de)(de)1/4，施工中無需動火，單(dan)根橋架(jia)長(chang)(chang)度可達8米(mi)，甚至更長(chang)(chang)）、切割方便(bian)、不需維護等優越性。安(an)裝與(yu)維護 1、 橋架(jia)高度為(wei)(wei)50、100時(shi)(shi)(shi)每(mei)端各(ge)6只連(lian)(lian)接孔(kong)，高度為(wei)(wei)150、200時(shi)(shi)(shi)每(mei)端各(ge)12只連(lian)(lian)接孔(kong)。 2、 支撐(cheng)間(jian)(jian)距：支撐(cheng)間(jian)(jian)距應(ying)小于(yu)等于(yu)載荷曲線允許載荷和(he)(he)(he)支撐(cheng)跨(kua)距。 3、 橋架(jia)寬度：選擇電(dian)(dian)(dian)(dian)纜(lan)(lan)橋架(jia)的(de)(de)寬度時(shi)(shi)(shi)，應(ying)留有(you)一(yi)定(ding)(ding)的(de)(de)備用空(kong)位，以便(bian)為(wei)(wei)今(jin)后增添電(dian)(dian)(dian)(dian)纜(lan)(lan)用。 4、 隔(ge)(ge)(ge)開敷(fu)設(she)：當(dang)電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜(lan)(lan)和(he)(he)(he)控(kong)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)(lan)較(jiao)少時(shi)(shi)(shi)，可以在同一(yi)電(dian)(dian)(dian)(dian)纜(lan)(lan)橋架(jia)安(an)裝，但中間(jian)(jian)須用隔(ge)(ge)(ge)板(ban)將電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜(lan)(lan)和(he)(he)(he)控(kong)制(zhi)電(dian)(dian)(dian)(dian)纜(lan)(lan)隔(ge)(ge)(ge)開敷(fu)設(she)。 5、 電(dian)(dian)(dian)(dian)纜(lan)(lan)固(gu)定(ding)(ding)：匯(hui)線橋架(jia)水平敷(fu)設(she)時(shi)(shi)(shi)，橋架(jia)之間(jian)(jian)的(de)(de)連(lian)(lian)接應(ying)盡(jin)量(liang)設(she)置在跨(kua)距1/4處。水平走(zou)向的(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)每(mei)隔(ge)(ge)(ge)2米(mi)左右固(gu)定(ding)(ding)一(yi)下，垂直走(zou)向的(de)(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)每(mei)隔(ge)(ge)(ge)1.5米(mi)左右固(gu)定(ding)(ding)一(yi)下。上(shang)海(hai)大(da)跨(kua)距電(dian)(dian)(dian)(dian)纜(lan)(lan)橋架(jia)生產