mechanical brake

简明释义

机械制动器

英英释义

例句

1.For heavy machinery, a reliable mechanical brake is crucial to prevent accidents.

对于重型机械，可靠的机械制动对于防止事故至关重要。

2.In bicycles, the mechanical brake is essential for safety.

在自行车中，机械制动对于安全至关重要。

3.The car uses a mechanical brake to stop quickly when necessary.

这辆车使用机械制动在必要时快速停车。

4.The engineer explained how the mechanical brake works in the braking system.

工程师解释了机械制动在制动系统中的工作原理。

5.The mechanical brake on this model is designed for high-performance racing.

该型号的机械制动设计用于高性能赛车。

作文

In the world of engineering and automotive design, the term mechanical brake refers to a device that uses physical components to slow down or stop the motion of a vehicle. The mechanical brake relies on the application of friction to achieve this function. It is an essential component in various types of machinery and vehicles, including cars, bicycles, and industrial equipment. Understanding how mechanical brakes work is crucial for anyone interested in mechanics or automotive technology.The basic principle behind a mechanical brake is straightforward: when the brake pedal is pressed, a mechanism engages that creates friction between two surfaces. This friction generates resistance against the wheels, ultimately slowing them down. There are different types of mechanical brakes, including disc brakes and drum brakes, each with its own unique design and functionality.Disc brakes, for example, consist of a circular metal disc attached to the wheel. When the brake is applied, brake pads clamp down on the disc, creating friction that slows the wheel's rotation. This type of mechanical brake is widely used in modern vehicles due to its effectiveness and ability to dissipate heat. On the other hand, drum brakes use a cylindrical drum that rotates with the wheel. When the brake is engaged, brake shoes press against the inside of the drum, creating friction and slowing the vehicle down. While drum brakes are often found in older vehicles, they are still utilized in certain applications today.One of the significant advantages of mechanical brakes is their reliability. Unlike electronic braking systems, which can be affected by electrical failures, mechanical brakes operate independently of electronic components. This makes them an excellent choice for emergency situations where immediate stopping power is necessary. Furthermore, mechanical brakes are generally easier to maintain and repair compared to their electronic counterparts.However, mechanical brakes also have their limitations. One notable drawback is that they can experience wear and tear over time, leading to decreased performance. As the brake pads or shoes wear down, the friction generated diminishes, resulting in longer stopping distances. Regular maintenance and timely replacement of worn components are vital to ensure the mechanical brake system remains effective.In conclusion, the mechanical brake is a fundamental element in the functioning of vehicles and machinery. Its ability to provide reliable stopping power through friction makes it indispensable in many applications. While advancements in technology have introduced more complex braking systems, the mechanical brake remains a crucial component in ensuring safety and performance. Understanding the mechanics behind mechanical brakes not only enhances our knowledge of automotive engineering but also emphasizes the importance of regular maintenance to keep these systems operating efficiently.

在工程和汽车设计的世界中，术语机械刹车指的是一种利用物理部件来减慢或停止车辆运动的装置。机械刹车依靠施加摩擦力来实现这一功能。它是各种类型机器和车辆中的基本组成部分，包括汽车、自行车和工业设备。理解机械刹车的工作原理对任何对机械或汽车技术感兴趣的人来说都是至关重要的。机械刹车的基本原理非常简单：当踩下刹车踏板时，一个机制会启动，产生两个表面之间的摩擦。这种摩擦产生对车轮的阻力，最终减缓它们的转动。有不同类型的机械刹车，包括盘式刹车和鼓式刹车，每种都有其独特的设计和功能。例如，盘式刹车由一个附着在车轮上的圆形金属盘组成。当施加刹车时，刹车片夹紧盘，产生摩擦，从而减缓车轮的转动。这种类型的机械刹车因其有效性和散热能力而广泛应用于现代车辆。另一方面，鼓式刹车使用一个与车轮一起旋转的圆柱形鼓。当刹车被施加时，刹车鞋向鼓的内侧施压，产生摩擦并减缓车辆速度。虽然鼓式刹车通常出现在旧车型中，但在某些应用中仍然被使用。机械刹车的一个显著优点是其可靠性。与可能受电气故障影响的电子刹车系统不同，机械刹车独立于电子组件操作。这使得它们在紧急情况下提供立即制动能力成为一个极好的选择。此外，机械刹车通常比其电子对应物更容易维护和修理。然而，机械刹车也有其局限性。一个明显的缺点是，它们随时间的推移可能会出现磨损，导致性能下降。随着刹车片或刹车鞋的磨损，产生的摩擦力减少，导致制动距离变长。定期维护和及时更换磨损的部件对于确保机械刹车系统保持有效至关重要。总之，机械刹车是车辆和机械运作中的基本元素。它通过摩擦提供可靠的制动能力，使其在许多应用中不可或缺。尽管技术进步引入了更复杂的制动系统，但机械刹车仍然是确保安全和性能的重要组成部分。理解机械刹车背后的机制不仅增强了我们对汽车工程的了解，也强调了定期维护的重要性，以保持这些系统有效运行。