mechanical expansion joint

简明释义

机械膨胀接头

英英释义

例句

1.The engineer recommended installing a mechanical expansion joint to accommodate thermal movement in the pipeline.

工程师建议安装一个机械伸缩接头以适应管道中的热膨胀。

2.The bridge design included several mechanical expansion joints to prevent cracking due to temperature changes.

桥梁设计中包含多个机械伸缩接头，以防止因温度变化而导致的开裂。

3.In high-rise buildings, mechanical expansion joints are crucial for allowing structural movement during wind loads.

在高层建筑中，机械伸缩接头对于在风荷载下允许结构运动至关重要。

4.Regular maintenance of mechanical expansion joints is essential to ensure their longevity and functionality.

定期维护机械伸缩接头对确保其耐用性和功能性至关重要。

5.The contractor installed mechanical expansion joints in the concrete slab to manage expansion and contraction.

承包商在混凝土板中安装了机械伸缩接头以管理膨胀和收缩。

作文

In modern engineering and construction, the term mechanical expansion joint refers to a critical component that allows for the movement and flexibility of structures. As temperatures change, materials expand and contract, which can lead to stress and potential damage if not properly managed. A mechanical expansion joint is designed to absorb these movements, ensuring that the integrity of the structure remains intact. One of the primary functions of a mechanical expansion joint is to accommodate thermal expansion. For instance, in bridges, roads, and pipelines, the materials used can experience significant temperature fluctuations. Without proper allowances, these changes could result in cracks, buckling, or even catastrophic failures. By incorporating a mechanical expansion joint, engineers can ensure that the structure can flex and move without compromising its strength. Additionally, mechanical expansion joints play a vital role in reducing noise and vibration. In industrial settings, machinery and equipment can generate substantial vibrations that may affect nearby structures. The installation of a mechanical expansion joint can help dampen these vibrations, providing a smoother operation and extending the lifespan of both the machinery and the surrounding infrastructure. There are various types of mechanical expansion joints, including those made from rubber, metal, or composite materials. Each type serves specific applications and is chosen based on factors such as the environment, temperature range, and the nature of the materials involved. For example, rubber mechanical expansion joints are often used in piping systems because they are flexible and can withstand corrosive substances, while metal joints may be preferred in high-temperature applications due to their durability. The importance of proper installation and maintenance of mechanical expansion joints cannot be overstated. Engineers must carefully consider the location and orientation of these joints to ensure optimal performance. Regular inspections and maintenance are also essential to identify any wear or damage that could compromise the joint's functionality. In conclusion, mechanical expansion joints are indispensable in the realm of engineering and construction. They provide a solution to the challenges posed by thermal expansion and contraction, enhance the durability of structures, and contribute to the overall safety and efficiency of various systems. Understanding the role and significance of mechanical expansion joints is crucial for anyone involved in the design, construction, or maintenance of infrastructure. As technology advances, the development of more innovative and effective mechanical expansion joints will continue to play a pivotal role in ensuring the longevity and reliability of our built environment.

在现代工程和建筑中，短语机械伸缩缝指的是一个关键组件，允许结构的运动和灵活性。随着温度的变化，材料会膨胀和收缩，如果没有妥善管理，这可能导致应力和潜在的损坏。机械伸缩缝旨在吸收这些运动，确保结构的完整性保持不变。机械伸缩缝的主要功能之一是适应热膨胀。例如，在桥梁、道路和管道中，所使用的材料可能会经历显著的温度波动。如果没有适当的允许，这些变化可能导致裂缝、翘曲甚至灾难性的故障。通过结合机械伸缩缝，工程师可以确保结构可以灵活移动，而不妨碍其强度。此外，机械伸缩缝在减少噪音和振动方面也发挥着至关重要的作用。在工业环境中，机械和设备可能会产生大量的振动，这可能会影响附近的结构。安装机械伸缩缝可以帮助减轻这些振动，提供更平稳的操作，并延长机械及周围基础设施的使用寿命。机械伸缩缝有多种类型，包括由橡胶、金属或复合材料制成的类型。每种类型都用于特定应用，并根据环境、温度范围和所涉及材料的性质进行选择。例如，橡胶机械伸缩缝通常用于管道系统，因为它们灵活并且能够承受腐蚀性物质，而金属接头可能在高温应用中更受欢迎，因为它们耐用。正确安装和维护机械伸缩缝的重要性不容低估。工程师必须仔细考虑这些接头的位置和方向，以确保最佳性能。定期检查和维护也是必不可少的，以识别任何磨损或损坏，这可能会影响接头的功能。总之，机械伸缩缝在工程和建筑领域是不可或缺的。它们为热膨胀和收缩带来的挑战提供了解决方案，增强了结构的耐久性，并有助于各种系统的整体安全性和效率。理解机械伸缩缝的作用和重要性对任何参与基础设施设计、建设或维护的人来说都是至关重要的。随着技术的进步，更加创新和有效的机械伸缩缝的发展将继续在确保我们建筑环境的持久性和可靠性方面发挥关键作用。