Скачать с ютуб Tower Crane 🏗 | How Tower Crane 🏗works в хорошем качестве

Tower Crane 🏗 | How Tower Crane 🏗works

How Tower Crane work By Animation #tower #towercranes #crane #towercrane #cranework #craneinstalltion #construction #lifting How a Tower Crane Works: A tower crane is an essential piece of equipment on construction sites, used to lift heavy materials to great heights. These cranes are commonly seen on large construction projects like skyscrapers, bridges, and industrial buildings. Let’s break down how they function. Main Components: Mast (Tower): The vertical structure that gives the crane its height. The mast can be extended by adding sections, which allows the crane to lift heavier loads as the project progresses. Slewing Unit: The part at the top of the crane that allows it to rotate. This is powered by motors and enables the crane to move loads horizontally. Jib (Horizontal Arm): The long horizontal arm that extends from the mast. This is where the load is lifted and moved. It can vary in length, allowing cranes to reach farther across a site. Counterweights: Located at the back of the crane, these help balance the weight of the loads being lifted, ensuring the crane doesn’t tip over. How It Lifts and Moves: Hoist Mechanism: The hoist is responsible for lifting and lowering loads. It’s a powerful motor that moves along the jib, raising or lowering the hook. Hook: At the end of the jib is a hook attached to the load. The hook is connected to the hoist, which is raised or lowered by cables or chains. Operator's Cabin: The crane operator controls the crane from a cabin located near the top of the mast. The cabin allows them to have a clear view of the entire site and ensures precise movements. The Process: Positioning Loads: The operator uses a combination of vertical and horizontal movements to pick up and move materials like steel, concrete, and equipment. The jib can rotate to swing the load in any direction. Lifting: When lifting a load, the operator uses the hoist to raise it, and the counterweights help maintain balance. The load is then swung across the site to its destination. Slewing (Rotating): The slewing unit enables the crane to rotate 360 degrees, allowing the crane to cover a wide area without needing to move its base. Lowering: Once the load reaches its destination, the operator carefully lowers it to the required height using the hoist. Safety Considerations: Load Capacity: Tower cranes have a maximum lifting capacity that should not be exceeded to avoid tipping or structural failure. Wind Speed: Since tower cranes are so tall, they are sensitive to high winds. Operators are often instructed to stop work if wind speeds exceed safe limits. Regular Inspections: Routine maintenance is crucial to ensure that the crane is in top working condition and safe for operation. tower crane tower crane operator tower crane assembly