luffing derrick

简明释义

俯仰式吊货杆

英英释义

例句

1.Using a luffing derrick allows for better control in tight spaces on the construction site.

使用摆动起重机可以在施工现场的狭小空间内更好地控制。

2.The construction team relied on the luffing derrick to position the trusses accurately.

施工团队依赖于摆动起重机准确地定位桁架。

3.The crane operator skillfully maneuvered the luffing derrick to lift the heavy steel beams into place.

起重机操作员熟练地操控着摆动起重机将重钢梁吊装到位。

4.The luffing derrick was essential for reaching the upper floors of the skyscraper.

这台摆动起重机对于到达摩天大楼的上层是必不可少的。

5.Safety protocols must be followed when operating a luffing derrick to prevent accidents.

在操作摆动起重机时必须遵循安全规程以防止事故发生。

作文

In the maritime and construction industries, various types of cranes are utilized to lift and move heavy materials. One such crane is known as a luffing derrick, which is specifically designed for operations in confined spaces or situations that require precise lifting capabilities. The term luffing derrick refers to a type of crane that can adjust its boom angle, allowing it to raise or lower its load without moving the base of the crane. This feature is particularly advantageous in urban environments where space is limited and maneuverability is crucial.The mechanics behind a luffing derrick involve a series of pulleys and cables that enable the operator to control the angle of the boom. By adjusting the angle, the crane can lift loads vertically while also moving them horizontally. This dual capability is essential for tasks such as placing steel beams in high-rise buildings or transferring materials from one location to another on a construction site. The ability to luff, or change the angle of the boom, provides greater flexibility compared to traditional cranes that may only operate in a fixed position.One of the primary advantages of using a luffing derrick is its ability to operate in tight spaces. For example, when constructing skyscrapers, the surrounding area is often crowded with other buildings and infrastructure. A traditional crane may not be able to extend its boom without interfering with neighboring structures. However, a luffing derrick can adjust its boom angle to lift materials straight up and then move them horizontally, minimizing the risk of collisions.Moreover, the use of a luffing derrick enhances safety on construction sites. Its design allows for better visibility for operators, reducing the chances of accidents during lifting operations. Additionally, the precise control offered by the adjustable boom helps prevent overloading and ensures that materials are placed accurately, which is vital for maintaining structural integrity.Despite its many benefits, operating a luffing derrick comes with challenges. The complexity of the machinery requires skilled operators who are trained to handle the nuances of this type of crane. Proper training is essential to ensure that operators can effectively manage the crane's movements, especially in dynamic environments where conditions may change rapidly.In conclusion, the luffing derrick is an invaluable tool in modern construction and maritime operations. Its unique ability to adjust the boom angle allows for versatile and safe lifting in tight spaces, making it a preferred choice for many projects. As cities continue to grow and develop, the demand for efficient and effective lifting solutions like the luffing derrick will undoubtedly increase, highlighting its importance in the construction industry. Understanding the mechanics and applications of this crane type is essential for anyone involved in construction or heavy lifting operations, as it represents a significant advancement in crane technology that enhances both safety and efficiency.

在海事和建筑行业，各种类型的起重机被用于提升和移动重物。其中一种起重机被称为luffing derrick，它专门设计用于在狭小空间或需要精确提升能力的情况下操作。术语luffing derrick指的是一种能够调整其臂角的起重机，允许它在不移动起重机底座的情况下升高或降低负载。这一特点在城市环境中尤为有利，因为空间有限，机动性至关重要。luffing derrick的机械原理涉及一系列滑轮和电缆，使操作员能够控制臂的角度。通过调整角度，起重机可以垂直升起负载，同时也可以水平移动它们。这种双重能力对于在高层建筑中放置钢梁或在建筑工地上转移材料等任务至关重要。能够进行luffing或改变臂的角度提供了比传统起重机更大的灵活性，后者可能只能在固定位置操作。使用luffing derrick的主要优点之一是它能够在狭小空间中操作。例如，在建造摩天大楼时，周围区域通常拥挤着其他建筑和基础设施。传统起重机可能无法在不干扰邻近结构的情况下伸展其臂。然而，luffing derrick可以调整其臂角度，垂直提升材料，然后水平移动，最大限度地减少碰撞的风险。此外，使用luffing derrick提高了建筑工地的安全性。它的设计使操作员能够更好地看到周围环境，减少了提升操作期间发生事故的机会。此外，可调臂提供的精确控制有助于防止超载，并确保材料准确放置，这对于维护结构完整性至关重要。尽管有许多好处，操作luffing derrick也面临挑战。这种机械的复杂性需要熟练的操作员，他们接受过处理这种类型起重机细微差别的培训。适当的培训对于确保操作员能够有效管理起重机的运动至关重要，尤其是在动态环境中，条件可能迅速变化。总之，luffing derrick在现代建筑和海事操作中是一种不可或缺的工具。它独特的调整臂角度的能力允许在狭小空间内进行多功能且安全的提升，使其成为许多项目的首选。随着城市的不断发展，对像luffing derrick这样的高效有效的提升解决方案的需求无疑会增加，突显了它在建筑行业中的重要性。理解这种起重机类型的机械原理和应用对于任何参与建筑或重物搬运操作的人来说都是必不可少的，因为它代表了起重机技术的一项重大进步，增强了安全性和效率。