brake pawl

简明释义

制动掣子

英英释义

例句

1.The mechanic explained that a faulty brake pawl (刹车爪) could lead to serious safety issues.

机械师解释说，故障的 brake pawl (刹车爪) 可能会导致严重的安全问题。

2.If the brake pawl (刹车爪) is worn out, it may not hold the vehicle in place on an incline.

如果 brake pawl (刹车爪) 磨损，可能无法在斜坡上保持车辆不动。

3.When you park your bicycle, make sure the brake pawl (刹车爪) is engaged to prevent it from rolling away.

当你停车时，确保 brake pawl (刹车爪) 已经锁定，以防止它滚走。

4.Always check the brake pawl (刹车爪) before taking a long drive to ensure it functions properly.

在长途驾驶前，总是检查一下 brake pawl (刹车爪)，以确保其正常运作。

5.The design of the brake pawl (刹车爪) allows it to lock the wheel effectively when needed.

该 brake pawl (刹车爪) 的设计使其在需要时能够有效地锁住车轮。

作文

Understanding the mechanics of various machines is crucial for both operators and engineers. One component that plays a significant role in the functioning of many mechanical systems is the brake pawl. A brake pawl is essentially a lever that engages with a ratchet wheel, preventing it from moving backward. This mechanism is commonly found in devices such as bicycles, motorcycles, and even some types of machinery used in industrial settings. Its primary function is to provide safety by ensuring that the system remains stationary when required, thus preventing accidents and injuries.The design of a brake pawl is straightforward yet effective. It consists of a pivot point that allows the lever to move freely. When the system is in motion, the brake pawl can disengage from the ratchet wheel, allowing for smooth operation. However, when the system needs to be halted, the brake pawl engages with the ratchet, locking it in place. This simple yet effective mechanism is what makes it so valuable in various applications.In bicycles, for instance, the brake pawl is often part of the braking system that prevents the bike from rolling backward when parked on an incline. This is particularly important for safety, as a bike rolling backward could lead to accidents or damage. Similarly, in motorcycles, the brake pawl ensures that the bike remains stable when stopped, providing peace of mind to the rider.Moreover, the brake pawl is not limited to two-wheeled vehicles. In industrial machinery, it serves a similar purpose. For example, in cranes and hoists, the brake pawl is critical for holding loads securely in place. Without this component, heavy loads could inadvertently drop, causing severe injuries or damage to property. Therefore, understanding how a brake pawl functions can help operators maintain equipment effectively and ensure safety protocols are followed.Maintenance of the brake pawl is also essential for its longevity and performance. Regular checks should be conducted to ensure that it is not worn out or damaged. If a brake pawl fails, it can lead to catastrophic failures in the system it is designed to protect. This highlights the importance of routine maintenance and inspection in any mechanical system that utilizes a brake pawl.In conclusion, the brake pawl is a vital component in many mechanical systems, providing safety and stability. Whether in bicycles, motorcycles, or industrial machinery, its role cannot be understated. Understanding how a brake pawl works and ensuring its proper maintenance is key to the safe operation of these machines. As technology continues to evolve, the principles behind components like the brake pawl remain fundamental to engineering and safety practices across various industries.

理解各种机器的机械原理对操作员和工程师来说至关重要。一个在许多机械系统中发挥重要作用的组件是刹车爪。刹车爪本质上是一种杠杆，能够与棘轮相啮合，防止其向后移动。该机制通常出现在自行车、摩托车甚至一些工业设备中。它的主要功能是通过确保系统在需要时保持静止，从而提供安全性，防止事故和伤害。刹车爪的设计简单而有效。它由一个允许杠杆自由移动的支点组成。当系统处于运动状态时，刹车爪可以与棘轮脱离，从而实现平稳操作。然而，当系统需要停止时，刹车爪与棘轮啮合，将其锁定到位。这种简单而有效的机制使其在各种应用中变得如此有价值。例如，在自行车中，刹车爪通常是制动系统的一部分，可以防止自行车在倾斜面上向后滚动。这一点对于安全至关重要，因为自行车向后滚动可能导致事故或损坏。同样，在摩托车中，刹车爪确保摩托车在停止时保持稳定，为骑行者提供安心。此外，刹车爪并不限于两轮车辆。在工业机械中，它也起着类似的作用。例如，在起重机和提升机中，刹车爪对于安全地固定负载至关重要。如果没有这个组件，重物可能会意外掉落，造成严重伤害或财产损失。因此，理解刹车爪的功能可以帮助操作员有效维护设备，并确保遵循安全协议。对刹车爪的维护对于其寿命和性能也至关重要。应定期检查，以确保其没有磨损或损坏。如果刹车爪失效，可能导致其设计保护的系统发生灾难性故障。这突显了在任何使用刹车爪的机械系统中进行日常维护和检查的重要性。总之，刹车爪是许多机械系统中的关键组件，提供安全性和稳定性。无论是在自行车、摩托车还是工业机械中，它的作用都不容小觑。理解刹车爪的工作原理并确保其适当维护是安全操作这些机器的关键。随着技术的不断发展，像刹车爪这样的组件背后的原理仍然是各行业工程和安全实践的基础。