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油浸紙絕緣電力電纜

如何防護(hù)過涵信號(hào)電纜

發(fā)布日期:2022-04-18 點(diǎn)擊率:81


  信號(hào)電纜過涵洞,不能像平常埋設(shè)那樣深挖深埋,所以使得電纜外露,防護(hù)起來費(fèi)力,卻收不到好的效果。采用電纜槽加蓋板來防護(hù)過涵信號(hào)電纜,但電纜槽的蓋板輕薄易折,剛換的新蓋板,容易丟失,或折斷成幾截,信號(hào)電纜又會(huì)“拋頭露面”,暴露在外面。若改用鋼管防護(hù),石砟掩埋的方法,又會(huì)出現(xiàn)電纜轉(zhuǎn)彎很難入套鋼管的問題。

  若采用對(duì)過涵信號(hào)電纜進(jìn)行鋼管防護(hù)的同時(shí),還把電纜槽反扣在鋼管上,再用水泥沙漿把電纜槽的接頭、接縫處敷死,最后再用石砟掩埋,效果很好。

  將電纜槽反扣在鋼管上,在不增加維修材料和費(fèi)用的同時(shí),增強(qiáng)了電纜覆蓋物的重量和強(qiáng)度,再加上用水泥把電纜槽的接頭、接縫處敷死,單個(gè)斷截的電纜槽也變成了一個(gè)整體。現(xiàn)在只要一次埋設(shè)到位,質(zhì)量過關(guān),信號(hào)電纜基本上就可得到長(zhǎng)時(shí)間的防護(hù)。平時(shí)只需要作業(yè)人員進(jìn)行一些必要的巡視,就完全可以起到防護(hù)過涵電纜的效果。

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