tappet clearance

简明释义

挺杆间隙

英英释义

例句

1.If the tappet clearance is too tight, it may cause a ticking noise from the engine.

如果气门间隙过紧，可能会导致发动机发出滴答声。

2.Adjusting the tappet clearance can prevent excessive wear on the engine components.

调整气门间隙可以防止发动机部件过度磨损。

3.He used a feeler gauge to measure the tappet clearance accurately.

他使用厚度规准确测量气门间隙。

4.The mechanic checked the tappet clearance to ensure the engine was running smoothly.

机械师检查了气门间隙以确保发动机运行顺畅。

5.Regular maintenance includes checking the tappet clearance every few thousand miles.

定期维护包括每几千英里检查一次气门间隙。

作文

Understanding the concept of tappet clearance is essential for anyone involved in automotive engineering or maintenance. The term refers to the space or gap between the tappet and the valve stem in an internal combustion engine. This clearance is crucial because it ensures that the valves open and close at the correct times during the engine's operation. If the tappet clearance is too small, the valves may not close completely, leading to a loss of compression and power. Conversely, if the clearance is too large, it can cause excessive wear on the valve train components, resulting in premature failure.In many modern engines, the tappet clearance is adjusted automatically through hydraulic lifters. However, older engines often require manual adjustment. Technicians must carefully measure the clearance using feeler gauges and make necessary adjustments to maintain optimal engine performance. Proper maintenance of the tappet clearance can significantly impact the longevity and efficiency of an engine.The importance of tappet clearance cannot be overstated. It plays a vital role in the overall functioning of the engine. An engine with incorrect tappet clearance may exhibit symptoms such as rough idling, decreased power output, and increased fuel consumption. These issues can lead to more severe problems if not addressed promptly. Therefore, understanding how to check and adjust tappet clearance is a valuable skill for mechanics and car enthusiasts alike.To check the tappet clearance, one must first ensure the engine is cool and then remove any necessary components to access the tappets. Using a feeler gauge, the technician measures the gap between the tappet and the valve stem. If the measurement does not fall within the manufacturer's specified range, adjustments must be made. This process typically involves loosening the lock nut on the tappet and turning the adjusting screw until the desired clearance is achieved.In conclusion, the concept of tappet clearance is fundamental in the world of engine mechanics. It directly influences the performance, efficiency, and lifespan of an engine. By regularly checking and maintaining proper tappet clearance, vehicle owners can prevent costly repairs and ensure their engines run smoothly. Understanding this term and its implications is crucial for anyone looking to delve deeper into automotive technology or simply maintain their vehicle effectively.

理解气门间隙的概念对任何从事汽车工程或维护的人来说都是至关重要的。这个术语指的是内燃机中气门杆与摇臂之间的空间或间隙。这个间隙是至关重要的，因为它确保气门在发动机运行过程中在正确的时间打开和关闭。如果气门间隙过小，气门可能无法完全关闭，从而导致压缩和动力的损失。相反，如果间隙过大，可能会导致阀门系统组件的过度磨损，从而导致提前故障。在许多现代发动机中，气门间隙通过液压挺柱自动调节。然而，较旧的发动机通常需要手动调节。技术人员必须使用塞尺仔细测量间隙，并进行必要的调整以保持最佳的发动机性能。适当维护气门间隙可以显著影响发动机的使用寿命和效率。气门间隙的重要性不容小觑。它在发动机的整体功能中发挥着至关重要的作用。一个气门间隙不正确的发动机可能会出现怠速不稳、功率输出下降和燃油消耗增加等症状。如果不及时处理，这些问题可能会导致更严重的问题。因此，了解如何检查和调整气门间隙对于机械师和汽车爱好者来说都是一项宝贵的技能。要检查气门间隙，首先必须确保发动机冷却，然后拆除任何必要的组件以访问摇臂。使用塞尺，技术人员测量摇臂与气门杆之间的间隙。如果测量值不在制造商规定的范围内，则必须进行调整。这个过程通常涉及松开摇臂上的锁紧螺母，并旋转调节螺钉直到达到所需的间隙。总之，气门间隙的概念在发动机机械领域是基础性的。它直接影响发动机的性能、效率和使用寿命。通过定期检查和维护适当的气门间隙，车主可以防止昂贵的维修并确保他们的发动机平稳运行。理解这个术语及其含义对于任何希望深入了解汽车技术或简单有效维护自己车辆的人来说都是至关重要的。