sliding expansion joint

简明释义

滑动膨胀接头

英英释义

例句

1.The sliding expansion joint allows for movement between two sections of the building during an earthquake.

这个滑动伸缩缝允许建筑物的两个部分在地震期间移动。

2.A faulty sliding expansion joint can lead to significant damage in a concrete structure.

故障的滑动伸缩缝可能导致混凝土结构的严重损坏。

3.The bridge was designed with a sliding expansion joint to accommodate thermal expansion.

这座桥的设计中包含了一个滑动伸缩缝以适应热膨胀。

4.Regular maintenance of the sliding expansion joint is essential for the longevity of the structure.

定期维护滑动伸缩缝对结构的耐用性至关重要。

5.Engineers installed a sliding expansion joint in the pipeline to prevent stress from temperature changes.

工程师在管道中安装了一个滑动伸缩缝以防止温度变化带来的压力。

作文

In the field of engineering and construction, the management of thermal expansion is crucial for the integrity and longevity of structures. One essential component that facilitates this management is the sliding expansion joint. A sliding expansion joint is designed to accommodate the natural expansion and contraction of materials due to temperature changes. When materials heat up, they expand; when they cool down, they contract. Without proper allowances for these movements, structures can suffer from stress, leading to cracks, leaks, or even catastrophic failures.The sliding expansion joint operates on the principle of allowing two sections of a structure to move relative to each other while maintaining a seal against environmental factors such as water, dust, and debris. This is particularly important in bridges, pipelines, and large buildings where significant temperature changes can occur. For instance, in a bridge, the materials used in construction will experience different temperatures throughout the day, causing them to expand and contract at varying rates. If the bridge did not have a sliding expansion joint, the stress could lead to structural damage over time.One of the main advantages of using a sliding expansion joint is its ability to reduce the forces acting on the surrounding materials. By allowing movement, it minimizes the risk of damage and extends the lifespan of the structure. Additionally, sliding expansion joints are designed to be durable and resilient, often made from materials that can withstand harsh environmental conditions. This durability is essential for applications in areas with extreme weather or seismic activity.Moreover, the installation of a sliding expansion joint requires careful consideration and planning. Engineers must calculate the expected thermal movements and select the appropriate type and size of the joint to ensure optimal performance. There are various types of sliding expansion joints, including those that use elastomeric materials, metal plates, or composite materials, each suited for different applications and environments.In summary, the sliding expansion joint plays a vital role in modern engineering by providing a solution to the challenges posed by thermal expansion and contraction. Its ability to allow movement while protecting the integrity of structures makes it indispensable in construction projects. As we continue to build more complex and larger structures, the importance of understanding and implementing sliding expansion joints will only grow, ensuring safety and longevity in our built environment.

在工程和建筑领域，热膨胀的管理对于结构的完整性和耐久性至关重要。一个促进这种管理的基本组件是滑动伸缩接头。滑动伸缩接头旨在适应由于温度变化而导致的材料的自然膨胀和收缩。当材料加热时，它们会膨胀；当它们冷却时，它们会收缩。如果没有对这些运动进行适当的考虑，结构可能会受到压力，导致裂缝、泄漏甚至灾难性的故障。滑动伸缩接头的原理是允许结构的两个部分相对移动，同时保持对环境因素（如水、灰尘和碎屑）的密封。这在桥梁、管道和大型建筑中尤为重要，因为这些地方的温度变化可能会很大。例如，在一座桥上，建筑中使用的材料在一天中的不同时间会经历不同的温度，导致它们以不同的速度膨胀和收缩。如果桥没有滑动伸缩接头，那么随着时间的推移，这种压力可能会导致结构损坏。使用滑动伸缩接头的主要优点之一是它能够减少作用于周围材料的力量。通过允许运动，它最小化了损坏的风险，并延长了结构的使用寿命。此外，滑动伸缩接头被设计得耐用且具有弹性，通常由能够承受恶劣环境条件的材料制成。这种耐用性对于极端天气或地震活动区域的应用至关重要。此外，安装滑动伸缩接头需要仔细的考虑和规划。工程师必须计算预期的热运动，并选择合适类型和尺寸的接头，以确保最佳性能。滑动伸缩接头有多种类型，包括使用弹性材料、金属板或复合材料的接头，每种类型都适用于不同的应用和环境。总之，滑动伸缩接头在现代工程中发挥着至关重要的作用，通过为热膨胀和收缩带来的挑战提供解决方案。它允许运动的能力，同时保护结构的完整性，使其在建筑项目中不可或缺。随着我们继续建造更复杂和更大型的结构，理解和实施滑动伸缩接头的重要性只会增长，从而确保我们所建环境的安全和耐久性。