陕西安康:65℃钢轨上的“炎值”担当|8050午夜二级
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中新网陕西安康7月29日电(张远 吴超)29日正午,陕西安康东编组场内的铁路钢轨烤得通红,热浪扑面而来。不远处,安康车辆段货车检车员刘明鑫手中的手电在车轮间不断晃动,金属敲击声有序传来,汗珠顺着他的脸颊滑落,在下巴悬垂片刻,“啪嗒”落在了65℃的钢轨上。

“不好,这里的闸瓦夹渣了。”说话间,刘明鑫闪电般钻进车底,关闭截断塞门、排风,铛铛两声过后,故障处理完毕。“特别是这种高温天气,闸瓦熔渣频发,不及时处理就会车轮冒火星、引发热轴故障。”刘明鑫坦言,这个看似简单的排障动作,每天要重复上百次。
铁路货车车辆是巨型“铁疙瘩”,其组成的零部件约有上万种,车钩连挂状态、制动管系跑冒滴漏、制动杠杆断裂漏掉等部件出现故障,都可能酿成大祸。“低头、弯腰、敲击、查看就是我们的日常,一个班下来得重复4800多次。”刘明鑫说。
“列车感度试验漏泄超过10Kpa,抓紧查找漏风源。”一段紧急的催促声打破平静。刘明鑫立即弹跳起来,沿着步行板一路小跑着,在一辆辆列车间来回打转。突然他停在了制动缸旁,侧耳仔细查找漏风源。“制动支管断裂!”刘明鑫钻入车底不到60秒,“故障排除,准点发车!”此刻地面已突破65摄氏度,脚下道砟卷着阵阵热浪,脸颊上流下豆大的汗珠。

“高温既考验我们,还会加速金属疲劳,热胀冷缩容易引发制动管系断裂。”汗水已糊住刘明鑫的眼角,他使劲眨眨眼,从怀中掏出一支藿香正气水,几口下肚后,又投入到新的作业。
安康东编组场地处阳安、襄渝、西康三线交汇处,是国家北煤南运最重要的铁路枢纽,平均10分钟就有一趟南下的电煤列车,容不得一点儿马虎。
暮色中,一列列满载煤炭的列车驶向秦岭隧道。这个爱打篮球的年轻人,如今在钢铁丛林中守护着更宏大的赛场,紧系着万家清凉。(完)
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