overrunning clutch

简明释义

超速离合器

英英释义

例句

1.The bicycle's rear hub features an overrunning clutch 超越离合器 that allows coasting without pedaling.

自行车的后轮毂配备了一个超越离合器 overrunning clutch，允许在不踩踏板的情况下滑行。

2.During testing, we discovered that the overrunning clutch 超越离合器 was slipping under high torque conditions.

在测试过程中，我们发现超越离合器 overrunning clutch 在高扭矩条件下出现打滑。

3.A faulty overrunning clutch 超越离合器 can cause unexpected stops in automated machinery.

故障的超越离合器 overrunning clutch 可能导致自动化机器意外停止。

4.The mechanic explained that the failure of the overrunning clutch 超越离合器 could lead to significant power loss in the engine.

机械师解释说，超越离合器 overrunning clutch 的故障可能导致发动机动力损失严重。

5.In the assembly line, the overrunning clutch 超越离合器 ensures that the conveyor belt can move freely when not in use.

在装配线上，超越离合器 overrunning clutch 确保传送带在不使用时可以自由移动。

作文

The concept of an overrunning clutch is essential in understanding various mechanical systems, particularly those that involve rotational motion. An overrunning clutch is a type of clutch that allows the driven component to rotate freely when the driving component is moving at a higher speed. This mechanism is crucial in applications where it is necessary to disconnect the driven part from the drive when the drive is not engaged, thus preventing damage and ensuring smooth operation.To illustrate the importance of an overrunning clutch, consider its application in automotive vehicles. In many modern cars, the starter motor is equipped with an overrunning clutch that engages the engine during startup. When the engine starts running, the clutch allows the starter motor to disengage while the engine continues to run. This prevents the starter from being damaged due to the high speeds of the running engine. Without this mechanism, the starter would be subjected to excessive wear and tear, leading to potential failure.Another example can be found in bicycles, specifically in the design of freewheels. A bicycle freewheel uses an overrunning clutch to allow the rear wheel to continue spinning even when the pedals are not moving. This feature enables cyclists to coast without pedaling, providing a more efficient and comfortable riding experience. If the freewheel did not incorporate an overrunning clutch, the pedals would always be engaged with the wheel, making coasting impossible. The mechanics behind an overrunning clutch involve a series of rollers or sprags that engage when the input shaft rotates in one direction but disengage when it rotates in the opposite direction. This design ensures that the output shaft can rotate freely without dragging the input shaft along with it. The simplicity of this mechanism belies its importance in preventing mechanical failures and enhancing operational efficiency.In industrial applications, overrunning clutches are used in conveyor systems and other machinery where controlled motion is critical. For example, when a conveyor belt system stops, the overrunning clutch allows the belt to come to a halt without forcing the motor to stop abruptly, which could cause mechanical stress and potential damage. This gradual disengagement is vital for maintaining the integrity of both the motor and the belt system.As technology advances, the design and application of overrunning clutches continue to evolve. Engineers are constantly seeking ways to improve their efficiency and durability, leading to innovations that enhance performance across various industries. The ongoing development of materials and manufacturing processes has also contributed to the reliability of these components, making them a staple in modern machinery.In conclusion, the overrunning clutch plays a pivotal role in numerous mechanical systems by allowing for controlled disengagement between components. Its applications in automotive, cycling, and industrial machinery highlight its versatility and importance. Understanding how an overrunning clutch operates not only provides insight into mechanical engineering principles but also underscores the significance of such components in our daily lives. As we continue to innovate and improve technology, the overrunning clutch will undoubtedly remain a crucial element in the design of efficient and reliable machinery.

“过载离合器”的概念对于理解各种机械系统至关重要，特别是那些涉及旋转运动的系统。“过载离合器”是一种允许被驱动部件在驱动部件以更高速度运动时自由旋转的离合器。这种机制在需要在驱动未连接时断开被驱动部分与驱动部分的应用中至关重要，从而防止损坏并确保平稳运行。为了说明“过载离合器”的重要性，可以考虑其在汽车中的应用。在许多现代汽车中，起动电机配备有“过载离合器”，该离合器在启动时与发动机连接。当发动机启动运行时，离合器允许起动电机脱离，同时发动机继续运行。这可以防止起动电机因运行发动机的高速而受到损坏。如果没有这种机制，起动电机将遭受过度磨损，导致潜在故障。另一个例子可以在自行车中找到，特别是在自由轮的设计中。自行车自由轮使用“过载离合器”，使后轮即使在踏板不转动时也能继续旋转。这个特性使骑自行车的人能够在不踩踏板的情况下滑行，提供更高效和舒适的骑行体验。如果自由轮不包含“过载离合器”，踏板将始终与轮子连接，使得滑行变得不可能。“过载离合器”的机械原理涉及一系列滚子或弹簧，当输入轴朝一个方向旋转时，它们会接合，但当它朝相反方向旋转时则会脱离。这种设计确保输出轴可以自由旋转，而不会拖动输入轴。这个机制的简单性掩盖了它在防止机械故障和提高操作效率方面的重要性。在工业应用中，“过载离合器”用于输送系统和其他机械设备中，其中控制运动至关重要。例如，当输送带系统停止时，“过载离合器”允许带子逐渐停下来，而不会强迫电机突然停止，这可能会造成机械压力和潜在损坏。这种渐进式脱离对于保持电机和带子系统的完整性至关重要。随着技术的进步，“过载离合器”的设计和应用不断发展。工程师们不断寻求改善其效率和耐用性的方法，导致增强各行业性能的创新。材料和制造工艺的持续发展也提高了这些组件的可靠性，使其成为现代机械中的重要组成部分。总之，“过载离合器”在众多机械系统中发挥着关键作用，通过允许组件之间的受控脱离。它在汽车、自行车和工业机械中的应用突显了它的多功能性和重要性。理解“过载离合器”的工作原理不仅提供了对机械工程原理的深入了解，还强调了这些组件在我们日常生活中的重要性。随着我们继续创新和改进技术，“过载离合器”无疑将继续成为高效可靠机械设计中的关键元素。