有很多爱干净的司机,专门在液压油箱底部挂一个塑料瓶,将油箱排气管插进瓶子里,为的是将排气时带出的液压油收集起来,避免流到车上弄脏车身。这个看起来很不错的举措却给整个液压系统的埋下了一个非常大的隐患。
There are many clean drivers who hang a plastic bottle at the bottom of the hydraulic oil tank and insert the exhaust pipe of the oil tank into the bottle to collect the hydraulic oil that is carried out during the exhaust, so as to avoid polluting the vehicle body. This seemingly good move has buried a very big hidden danger for the safety of the entire hydraulic system.
自动上料搅拌车排气管会将油箱里的热气排出,在瓶子里凝结成水,平时冲洗水和雨水也会顺着气管流进瓶子里,油箱冷却时会将水分通过排气管倒吸进油箱。参进水分的液压油很快就会变质,成为乳白色,通常被称为油液乳化。
The exhaust pipe of the automatic feeding mixer will discharge the hot gas in the tank and condense into water in the bottle. Usually, the washing water and rainwater will also flow into the bottle along the pipe. When the tank cools, the water will be sucked back into the tank through the exhaust pipe. The hydraulic oil containing water will soon deteriorate into milky white, which is usually called oil emulsion.
乳化后的液压油润滑性能和压缩性能会严重下降,引起一系列的问题,轻则泵马达内泄工作无力,各胶圈和油封磨损漏油。泵轴端油封漏油,控制阀胶圈磨损漏油,重则会使液压泵和马达柱塞滑靴和配油盘磨损甚报废。
The lubricating performance and compression performance of the emulsified hydraulic oil will seriously decline, causing a series of problems, ranging from weak internal leakage of the pump, wear and leakage of rubber rings and oil seals. The oil seal at the pump shaft end leaks oil, the rubber ring of the control valve is worn and leaks oil, and the hydraulic pump and motor plunger slipper and oil distribution plate will be worn or even scrapped.
自动上料搅拌车泵内部严重磨损更好的办法就是将排气管垂直伸到车底下,让排出的油自然滴到地上。不要将排气管打结和缠绕。
A better solution to the severe wear inside the pump of the automatic feeding mixer is to extend the exhaust pipe vertically under the truck, so that the discharged oil naturally drops to the ground. Do not knot and wind the exhaust pipe.
好在现在的自动上料搅拌车散热器都进行了改良,在油箱侧面加装了一个油液回收盒,可以有效污染的问题,盒子容量有限,大伙可要记得经常检擦,及时将里面积存的油放掉,尤其是新车刚使用和换完油后的几天是更容易溢油的。
Fortunately, the radiator of the current automatic feeding mixer has been improved. An oil recovery box has been installed on the side of the fuel tank, which can effectively solve the problem of pollution. The box capacity is limited. You should remember to check and wipe it frequently, and drain the oil accumulated in it in time. Especially in new vehicles, it is easier to spill oil a few days after use and oil change.
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