brake ratchet

简明释义

制动棘轮

英英释义

例句

1.During the bike repair workshop, we learned how to replace a worn-out brake ratchet 刹车棘轮.

在自行车维修工作坊中，我们学习了如何更换磨损的刹车棘轮 brake ratchet。

2.The mechanic explained that the brake ratchet 刹车棘轮 is essential for preventing the brakes from loosening over time.

机械师解释说，刹车棘轮 brake ratchet 对于防止刹车随时间松动是必不可少的。

3.If you hear a clicking sound when applying the brakes, it could be a sign that the brake ratchet 刹车棘轮 needs lubrication.

如果在踩刹车时听到咔哒声，可能是刹车棘轮 brake ratchet 需要润滑的迹象。

4.The brake ratchet 刹车棘轮 allows for incremental adjustments to brake tension on the bicycle.

刹车棘轮 brake ratchet 允许对自行车刹车张力进行逐步调整。

5.When adjusting the bike's brakes, make sure the brake ratchet 刹车棘轮 is functioning properly to ensure safety.

在调整自行车刹车时，确保刹车棘轮 brake ratchet 正常工作以确保安全。

作文

In the world of mechanics and engineering, various components play crucial roles in ensuring safety and functionality. One such component is the brake ratchet, a device that is integral to the operation of braking systems, particularly in vehicles and machinery. Understanding the function and importance of the brake ratchet can enhance our appreciation for the intricate designs that keep us safe on the roads and in industrial settings.The brake ratchet serves as a locking mechanism that prevents the backward movement of a system when it is engaged. This is especially vital in scenarios where gravity could cause a vehicle or machine to roll backward, potentially leading to dangerous situations. For instance, when a car is parked on an incline, the brake ratchet ensures that the brakes remain engaged, holding the car securely in place until the driver is ready to move again.Mechanically, the brake ratchet functions by interacting with a pawl, which is a pivoted lever that catches on the notches of the ratchet wheel. When the brake is applied, the pawl engages with the ratchet, preventing any backward rotation. This simple yet effective mechanism demonstrates how mechanical systems can be designed to provide safety and reliability.In addition to its role in vehicles, the brake ratchet is also utilized in various types of equipment and tools, such as hand brakes on bicycles and winches used in construction. In these applications, the brake ratchet allows users to control the descent or movement of heavy loads, providing an extra layer of safety.The design of the brake ratchet has evolved over time, incorporating new materials and technologies to improve performance and durability. Modern versions may use advanced alloys and composites to withstand higher stresses and resist wear and tear. This innovation is crucial as it directly impacts the effectiveness of braking systems, which are fundamental to safety in transportation and machinery.Moreover, understanding the brake ratchet also extends to maintenance and troubleshooting. Regular checks on the functionality of the brake ratchet can prevent malfunctions that might lead to accidents. For example, if the ratchet mechanism becomes worn or damaged, it may fail to engage properly, resulting in a loss of control. Therefore, both mechanics and users must be aware of the importance of this component in ensuring overall safety.In conclusion, the brake ratchet is a small but mighty part of many mechanical systems, playing a critical role in safety and efficiency. Its ability to prevent backward movement under load is essential in various applications, from automotive to industrial machinery. By understanding the function and significance of the brake ratchet, we can better appreciate the complexities of engineering that protect us in our daily lives. As technology continues to advance, the brake ratchet will undoubtedly evolve, further enhancing our safety and control in an ever-changing world.

在机械和工程的世界中，各种组件在确保安全和功能性方面发挥着至关重要的作用。其中一个组件就是刹车棘轮，这是刹车系统（尤其是车辆和机械）运行中不可或缺的设备。理解刹车棘轮的功能和重要性，可以增强我们对保持道路和工业环境安全的复杂设计的欣赏。刹车棘轮作为一个锁定机制，防止在启用时系统向后移动。这在重力可能导致车辆或机器向后滚动的情况下尤为重要，这可能会导致危险的情况。例如，当一辆车停在倾斜面上时，刹车棘轮确保刹车保持启用，使汽车安全地停放在原地，直到驾驶员准备再次移动。从机械角度来看，刹车棘轮通过与拨杆相互作用来发挥作用，拨杆是一个铰接的杠杆，可以抓住棘轮轮的凹槽。当施加刹车时，拨杆与棘轮啮合，防止任何向后的旋转。这个简单而有效的机制展示了机械系统如何被设计以提供安全性和可靠性。除了在车辆中的作用外，刹车棘轮还用于各种设备和工具中，例如自行车上的手刹和建筑中使用的卷扬机。在这些应用中，刹车棘轮使用户能够控制重物的下降或移动，提供额外的安全保护。刹车棘轮的设计随着时间的推移而演变，采用新材料和技术来提高性能和耐用性。现代版本可能使用先进的合金和复合材料，以承受更高的压力并抵抗磨损。这种创新至关重要，因为它直接影响刹车系统的有效性，而刹车系统是交通和机械安全的基础。此外，了解刹车棘轮还涉及维护和故障排除。定期检查刹车棘轮的功能可以防止可能导致事故的故障。例如，如果棘轮机制磨损或损坏，可能无法正常啮合，从而导致失去控制。因此，机械师和用户都必须意识到这一组件在确保整体安全性方面的重要性。总之，刹车棘轮是许多机械系统中的一个小但强大的部分，在安全性和效率方面发挥着关键作用。它在负载下防止向后移动的能力在从汽车到工业机械的各种应用中都是必不可少的。通过理解刹车棘轮的功能和重要性，我们可以更好地欣赏保护我们日常生活的工程复杂性。随着技术的不断进步，刹车棘轮无疑会不断演变，进一步增强我们在不断变化的世界中的安全性和控制力。