pin joint

简明释义

绞链接合绞链接头

英英释义

例句

1.The bridge design incorporates several pin joints 销接头 to accommodate thermal expansion.

桥梁设计中包含多个销接头 pin joints以适应热膨胀。

2.The bicycle's pedals rotate around a pin joint 销接头, allowing for efficient pedaling.

自行车的踏板围绕销接头 pin joint旋转，从而实现高效踩踏。

3.In the assembly of the robotic arm, each segment is connected by a pin joint 销接头 to facilitate movement.

在机器人手臂的组装中，每个部分通过销接头 pin joint连接，以促进运动。

4.The engineer explained how the pin joint 销接头 allows for rotational movement in the structure.

工程师解释了如何通过销接头 pin joint允许结构中的旋转运动。

5.During the construction of the frame, workers used pin joints 销接头 to connect the beams securely.

在框架的建造过程中，工人们使用销接头 pin joints将梁牢固地连接起来。

作文

In the field of engineering and mechanics, understanding the concept of a pin joint is crucial for the analysis and design of structures. A pin joint is a type of connection that allows for rotation between two components while preventing translational movement. This characteristic makes it an essential element in various mechanical systems, such as bridges, cranes, and robotic arms. The design and implementation of pin joints can significantly affect the performance and stability of these structures.When engineers design a structure, they must consider how different forces will act upon it. For example, in a truss bridge, the members are connected using pin joints to allow for the distribution of loads. These joints enable the trusses to move slightly under load, which helps to dissipate stress and prevent failure. The ability to rotate at the joints ensures that the entire structure can adapt to changes in load without compromising its integrity.Moreover, pin joints are also prevalent in machinery. In mechanical linkages, such as those found in engines or mechanical arms, pin joints provide the necessary freedom of movement. They allow parts to pivot around the pin, which is critical for the operation of many machines. Without these joints, the movement would be restricted, leading to potential mechanical failures or inefficiencies.However, the use of pin joints is not without challenges. One of the main concerns is wear and tear. Over time, the constant movement and friction can lead to degradation of the joint. Engineers must select appropriate materials and lubricants to minimize this wear and ensure longevity. Additionally, the design must account for the possibility of misalignment, which can cause uneven loading and ultimately lead to structural failure.In summary, the pin joint is a fundamental component in both structural and mechanical engineering. It provides the necessary flexibility and movement required for various applications, from bridges to machinery. Understanding the principles behind pin joints allows engineers to create more efficient and reliable designs. As technology advances, the study of pin joints continues to evolve, leading to innovations that improve their performance and durability. Therefore, mastering the concept of a pin joint is essential for anyone pursuing a career in engineering or related fields.

在工程和力学领域，理解铰接的概念对于结构的分析和设计至关重要。铰接是一种连接方式，它允许两个组件之间旋转，同时防止平移运动。这一特性使其成为各种机械系统中的重要元素，如桥梁、起重机和机器人手臂。铰接的设计和实施可以显著影响这些结构的性能和稳定性。当工程师设计结构时，他们必须考虑不同的力量将如何作用于结构。例如，在桁架桥中，构件通过使用铰接连接，以便于载荷的分布。这些接头使得桁架在载荷下可以稍微移动，这有助于消散应力并防止故障。接头的旋转能力确保整个结构能够适应载荷的变化，而不会损害其完整性。此外，铰接在机械中也很常见。在机械连杆中，例如发动机或机械臂，铰接提供了必要的运动自由度。它们允许部件围绕铰链旋转，这对于许多机器的操作至关重要。如果没有这些接头，运动将受到限制，可能导致机械故障或效率低下。然而，使用铰接并非没有挑战。主要关注之一是磨损。随着时间的推移，持续的运动和摩擦可能导致接头的退化。工程师必须选择合适的材料和润滑剂，以最小化这种磨损并确保其耐久性。此外，设计必须考虑到可能的错位，这可能导致不均匀加载并最终导致结构故障。总之，铰接是结构工程和机械工程中的基本组成部分。它提供了各种应用所需的灵活性和运动，从桥梁到机械。理解铰接背后的原理使工程师能够创造出更高效、更可靠的设计。随着技术的进步，对铰接的研究不断发展，带来了改善其性能和耐用性的创新。因此，掌握铰接的概念对于任何追求工程或相关领域职业的人来说都是必不可少的。