pin joint

简明释义

绞链接头

英英释义

例句

1.During the analysis, we found that the pin joint (销接头) could fail under excessive stress.

在分析过程中，我们发现 pin joint (销接头) 在过度压力下可能会失效。

2.The engineer explained that the pin joint (销接头) allows for rotational movement between the connected parts.

工程师解释说，pin joint (销接头) 允许连接部件之间的旋转运动。

3.The mechanical system uses a pin joint (销接头) to connect the two arms of the robot.

该机械系统使用 pin joint (销接头) 将机器人的两个手臂连接起来。

4.In bridge construction, a pin joint (销接头) can help distribute loads effectively.

在桥梁建设中，pin joint (销接头) 可以有效地分配负载。

5.The design includes a pin joint (销接头) to allow for flexibility in movement.

该设计包括一个 pin joint (销接头)，以允许运动的灵活性。

作文

In the field of engineering and mechanics, understanding the concept of a pin joint is crucial for analyzing structures and mechanical systems. A pin joint is a type of connection that allows for rotation between two components while preventing translational movement. This means that while the parts connected by a pin joint can pivot around the pin, they cannot move apart or slide along the axis of the pin. This characteristic makes pin joints essential in various applications, including bridges, cranes, and machinery. When designing a structure, engineers must consider how forces will be transmitted through the connections. The pin joint plays a significant role in this regard. For example, in a truss bridge, each joint is often a pin joint, allowing the individual members of the truss to rotate freely under load. This rotational freedom helps to distribute forces more evenly throughout the structure, enhancing its stability and strength. Furthermore, the use of pin joints can simplify the analysis of complex systems. By modeling a structure with pin joints, engineers can apply principles of statics and dynamics more easily. They can calculate the reactions at the supports and determine how loads affect each member of the structure. This simplification is particularly useful in the design phase, where multiple iterations may be needed to optimize the structure's performance.However, it is also important to recognize the limitations of pin joints. While they allow for rotation, they do not provide any resistance to bending moments. This means that if a load is applied in such a way that it creates a moment about the pin joint, the joint will not be able to resist that moment. In cases where bending resistance is required, engineers may opt for fixed joints or other types of connections that can provide additional support. In conclusion, the pin joint is a fundamental component in the design and analysis of mechanical systems and structures. Its ability to allow rotational movement while restricting translation makes it an invaluable tool for engineers. By understanding the behavior of pin joints, engineers can create more efficient and effective designs, ensuring safety and reliability in their projects. As technology continues to advance, the applications of pin joints will undoubtedly expand, leading to innovations in various fields such as robotics, aerospace, and civil engineering. Therefore, mastering the concept of pin joints is essential for anyone pursuing a career in engineering or related disciplines.

在工程和力学领域，理解铰接的概念对于分析结构和机械系统至关重要。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。这意味着，由铰接连接的部件可以围绕铰接点旋转，但不能分开或沿着铰接点的轴滑动。这一特性使得铰接在各种应用中变得必不可少，包括桥梁、起重机和机械。在设计结构时，工程师必须考虑力如何通过连接传递。铰接在这方面发挥着重要作用。例如，在桁架桥中，每个连接通常是一个铰接，允许桁架的各个构件在载荷作用下自由旋转。这种旋转自由度有助于将力更均匀地分布在整个结构中，从而增强其稳定性和强度。此外，使用铰接可以简化复杂系统的分析。通过将结构建模为铰接，工程师可以更容易地应用静力学和动力学原理。他们可以计算支撑处的反应，并确定载荷如何影响结构的每个构件。这种简化在设计阶段尤为有用，因为在此阶段可能需要多次迭代以优化结构的性能。然而，也重要的是要认识到铰接的局限性。虽然它们允许旋转，但它们并不提供对弯矩的抵抗。这意味着，如果施加的载荷以创建关于铰接的弯矩，铰接将无法抵抗该弯矩。在需要弯曲抵抗的情况下，工程师可能会选择固定连接或其他类型的连接，以提供额外的支持。总之，铰接是机械系统和结构设计与分析中的基本组件。它允许旋转运动而限制平移的能力，使其成为工程师不可或缺的工具。通过理解铰接的行为，工程师可以创造出更高效、更有效的设计，确保其项目的安全性和可靠性。随着技术的不断进步，铰接的应用无疑会扩展，导致机器人技术、航空航天和土木工程等多个领域的创新。因此，掌握铰接的概念对于任何追求工程或相关学科职业的人来说都是至关重要的。