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装载机机油压力有哪些影响因素?

[ 发布日期:2023-01-07 15:10:28 ]    来源:永保机械    浏览:427次

1、机油油量缺乏若机油油量缺乏,会使机油泵的泵油量削减,致使机油压力下降,加重曲轴与轴承、缸套与活塞的磨损。
If oil oil oil oil lacking the lack of pumps will pump oil cuts, causing oil pressure drop, increasing crankshaft and bearings, cylinder and piston wear.
2、若发动机温度过高,不光加快机油老化、变质,也简单使机油变稀,致使油压下降。机油泵的驱动齿轮与驱动轴的固定销开裂或合作键脱落,以及机油泵吸入异物而将泵油齿轮卡住,都会使机油泵中止工作,机油压力也随之降为0。当机油泵泵轴与衬套之间的空隙、齿轮端面与泵盖的空隙、齿侧空隙或径向空隙因磨损而超越答应值时,都会致使泵油量削减,形成机油压力下降的结果。
If the engine temperature is too high, not only to speed up the oil aging, deterioration, but also simple to make oil thinning, resulting in oil pressure drop. Oil pump drive gear and drive shaft fixing pins cracking or cooperation key off, and the oil pump and the pump oil inhaled foreign body stuck in gear, will make the oil pump to suspend work, oil pressure also will be reduced to zero. When the gap between the oil pump shaft and bushing, the gear end and pump cover gaps, voids or radial gap tooth side due to wear and beyond the agreed value will cause the fuel pump to reduce the formation of oil pressure drop results.  
3、曲轴与连杆轴承合作空隙过大。发动机长期使用后,曲轴与连杆轴承的合作空隙会逐步增大,机油压力也随着下降。
Crankshaft and connecting rod bearings cooperation gap is too large. After long-term use of the engine, crankshaft and connecting rod bearings cooperation gap will gradually increase, along with the oil pressure drops.  
4、当机油因滤油器阻塞而不能流转时,设在滤油器底座上的安全阀就被顶开,机油便不经过滤而直接进入主油道。假如安全阀的敞开压力调得过高,滤油器被阻塞时,安全阀就不能及时翻开,于是机油泵压力升高,内漏添加,主油道供油量削减,引起油压下降。
When the oil circulation can not be blocked by the oil filter, the oil filter is provided on top of the base of the valve was open, the filtered oil will not directly into the main oil gallery. If the safety valve open pressure adjusted too high, when the oil filter is blocked, the safety valve will not open in time, so the pump pressure increases, the leakage add, the main oil supply reduction, causing oil pressure drop. 
5、机油散热器及管路漏油,会使油压下降。管路若被脏物阻塞,也会因阻力增大而使油的流量削减、油压下降。
Oil radiators and piping oil spills, oil pressure will drop. If they are dirt blocking the pipeline will increase the flow resistance due to cuts leaving the oil, oil pressure drop.
6、若油压传感器失灵,或由主油道至油压传感器的油管因尘垢积累而流转不畅时,油压表将显现机油压力下降。
If the oil pressure sensor failure, or to the main oil pipeline from the oil pressure sensor, poor circulation due to dirt accumulation, the oil pressure gauge will show the oil pressure drops.

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