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环卫垃圾车爆胎的原因有哪些?-pg电子游戏试玩平台网站


      轮胎的使用寿命其实是个伪命题,因为短则5、6万公里,长则20万公里,卡车轮胎是吃苦耐劳的典范,更是忍辱负重的代表。对于老司机而言,轮胎作为卡车的"脚":它能踏过满是砂石的山路,碾过坚硬的冰面,甚至穿行炙热的沙漠,但它也免不了有自己的"命门"--胎侧。今天就一起跟随小编来学习下环卫垃圾车爆胎的因素有哪些?希望可以帮助到你。
 
 
  引起环卫垃圾车爆胎的原因如下所示:
 
  一、高温导致胎压胎温升高,容易引起爆胎
 
  长时间使用制动器后,制动鼓会逐渐产生高温,由于环卫垃圾车轮胎气门贴近轮胎轮辋内侧中间位置,距制动鼓很近,制动鼓产生的高温会使气门底部的胶皮膨胀变质而密封性变差,那些经常在山区、丘陵地区行驶的卡车,由于不得不经常长时间使用制动器,轮胎气门密封性普通较差,因此爆胎的几率更高。
 
  二、带伤轮胎应当慎用,安全性能才有保证
 
  轮胎有内伤是指轮胎内胎间曾经因锐器穿孔或气门漏气而修补过,修补过的轮胎的密封性与负荷能力远不及未修补过的轮胎。
 
 
  修补过的轮胎的内胎修补处一般都垫有橡胶垫片,这种垫片的作用是修补外胎穿孔,避免修补过的轮胎在外胎穿孔处"起包"。但这种突出外胎内表面的垫片在负荷情况下又对内胎修补处有磨损作用,若经常超负荷行驶或遇路面颠簸,很容易使轮胎爆胎。
 
  三、冷水降温不可取,忽冷忽热易爆胎
 
  轮胎在长时间持续高速行驶后会发热,如果热量散发不及时,使胎温升高,过高的升温(超过95℃)就有可能会导致轮胎脱层,直至轮胎爆破。
 
 
  四、破损轮胎应及时更换,以免摩擦起热
 
  后双桥车型和半挂车型由于轮胎数量较多,爆胎后不容易发现,继续行驶后破损的轮胎就会与完好的轮胎相互摩擦起热,直至另外一个轮胎也发生爆胎。双胎爆胎后轮毂就会与地面接触摩擦产生大量火花,继而引燃破损的轮胎。
 
  日常行驶中,80%的轮胎问题都来自于胎侧。伤痕累累的胎侧,相比胎面,胎侧不仅厚度更薄,还没有足够的钢丝来粘连,所以较为脆弱。
 
 
  环卫垃圾车的实际载重量超过车轮的最大允许载荷时轮胎的内压就会增大,当轮胎的内压超过轮胎气门的密封压力时,就会引起轮胎漏气。如果承载力大的后双轮中有一个轮胎漏气而驾驶员未能及时发现,就会导致后双轮中的另一轮胎负荷过大而爆胎。通过以上知识的学习你是否了解了环卫垃圾车爆胎都有哪些原因了吧。
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