cantilever beam

简明释义

悬臂梁

英英释义

例句

1.In bridge construction, a cantilever beam is often used to support long spans without the need for intermediate supports.

在桥梁建设中，通常使用悬臂梁来支持长跨距，而无需中间支撑。

2.The architect designed the building with a large cantilever beam to create an open space underneath.

建筑师设计了这栋建筑，使用了一根大型悬臂梁来创造下面的开放空间。

3.During the construction, the workers carefully installed the cantilever beam to ensure stability.

在施工过程中，工人们小心地安装了悬臂梁以确保稳定性。

4.Engineers tested the load capacity of the cantilever beam before finalizing the design.

工程师在最终确定设计之前测试了悬臂梁的承载能力。

5.The cantilever beam allows for a balcony that extends out from the main structure.

这根悬臂梁允许阳台从主结构向外延伸。

作文

A cantilever beam is a structural element that is fixed at one end and free at the other. This type of beam is commonly used in various engineering applications, particularly in construction and architecture. The design of a cantilever beam allows it to extend horizontally into space without any support on the free end, making it an essential component in many structures such as bridges, balconies, and overhanging roofs. One of the most famous examples of a cantilever beam is the Frank Lloyd Wright-designed Fallingwater house, which features a series of cantilevers that blend seamlessly with the surrounding landscape.The primary advantage of using a cantilever beam is its ability to maximize usable space. Since the beam is anchored at one end, the area beneath it can be left open, allowing for more flexible designs. This is particularly beneficial in urban settings where space is limited. Additionally, cantilever beams can support significant loads while minimizing the amount of material needed, making them a cost-effective choice in construction.In terms of structural analysis, a cantilever beam experiences different types of forces and moments compared to simply supported beams. The fixed end of the beam must withstand bending moments and shear forces, which requires careful consideration during the design phase. Engineers use various methods, such as the moment distribution method or finite element analysis, to ensure that the cantilever beam can safely support the intended loads without failure.Despite their advantages, cantilever beams also come with challenges. The longer the span of the beam, the more pronounced the deflection and stress become. Therefore, selecting appropriate materials is crucial. Common materials for cantilever beams include steel, reinforced concrete, and wood, each offering different benefits in terms of strength, weight, and flexibility.In conclusion, the cantilever beam is a vital element in modern engineering and architecture. Its unique design allows for innovative solutions in space utilization and load-bearing capabilities. Understanding the mechanics behind a cantilever beam is essential for engineers and architects alike, as it enables them to create structures that are not only functional but also aesthetically pleasing. As technology advances, the application of cantilever beams will continue to evolve, paving the way for new architectural feats and engineering marvels.

一个悬臂梁是一个在一端固定而另一端自由的结构元素。这种类型的梁通常用于各种工程应用，特别是在建筑和架构中。悬臂梁的设计使其能够在没有任何支持的情况下水平延伸到空间中，这使其成为许多结构（如桥、阳台和悬挑屋顶）中的重要组成部分。最著名的悬臂梁示例之一是弗兰克·劳埃德·赖特设计的流水别墅，它具有一系列与周围景观无缝融合的悬臂结构。使用悬臂梁的主要优点是它能够最大化可用空间。由于梁的一端锚定，因此其下方区域可以保持开放，从而允许更灵活的设计。这在城市环境中尤为有利，因为空间有限。此外，悬臂梁可以在最小化所需材料的同时支持显著的负载，使其成为建筑中具有成本效益的选择。在结构分析方面，悬臂梁经历的力和力矩与简单支撑梁不同。梁的固定端必须承受弯矩和剪力，这需要在设计阶段进行仔细考虑。工程师使用各种方法，如力矩分配法或有限元分析，确保悬臂梁能够安全地支持预期负载而不会失效。尽管有其优点，悬臂梁也面临挑战。梁的跨度越长，挠度和应力就越明显。因此，选择合适的材料至关重要。悬臂梁的常见材料包括钢、钢筋混凝土和木材，每种材料在强度、重量和灵活性方面都提供不同的优势。总之，悬臂梁是现代工程和建筑中的重要元素。其独特的设计允许在空间利用和承载能力方面的创新解决方案。理解悬臂梁背后的力学对工程师和建筑师来说至关重要，因为这使他们能够创造出不仅功能齐全而且美观的结构。随着技术的进步，悬臂梁的应用将继续发展，为新的建筑奇迹和工程壮举铺平道路。