12T Construction Crane

12T Construction Crane

A tower crane, also known as a tower or tower crane, is a type of all-rotating-arm crane with a vertical tower body. Its lifting arm is installed at the top of the tower, forming a "Γ" shape or "T" shape working space. As an indispensable vertical transportation equipment in modern industry and civil construction, tower cranes are mainly used for vertical lifting of heavy objects and short-distance horizontal transportation within the construction site. Depending on different motion methods, rotation positions, luffing methods and self-raising methods, tower cranes can be classified into various types such as fixed type, mobile type, upper rotating type, lower rotating type, boom-luffing type and trolley-luffing type to meet the lifting requirements of various complex projects.
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Description
Technical Parameters
 
 
Product Overview and Product Advantages
7015
01.

Product Overview

Tower cranes are mainly composed of three major parts: the metal structure, the working mechanism, and the electrical system. The metal structure serves as the framework of the entire machine and includes components such as the base frame, tower body, turntable, tower cap, lifting arm, and balancing arm; the working mechanism is the core for performing lifting operations, covering four major mechanisms: lifting, slewing, rotation, and traveling; the electrical system is responsible for the power transmission and intelligent control of the entire machine.


 

 

Product Overview

In terms of lifting height, tower cranes can reach over 100 meters with the help of the vertical tower body and the top lifting mechanism; for super high-rise buildings, the internal climbing tower crane can climb along with the construction progress, reaching an operation height of several hundred meters. In terms of the working range, tower cranes can conveniently approach buildings and, through the slewing and rotation of the lifting arm, form a large continuous operation area, greatly improving construction efficiency. In recent years, tower cranes are rapidly evolving in the direction of precise design, modular components, intelligent control, and green manufacturing, with overall performance and safety significantly improved.

70151

 

Product Advantages

 

Large lifting height and high amplitude utilization: The tower crane can meet various height requirements by adding standard sections or attaching to buildings. Its vertical tower body combined with the top lifting arm allows close proximity to buildings, maximizing amplitude utilization.

Wide operation range and high efficiency: The crane covers a broad working area around the tower body. Mobile tower cranes can move with loads along tracks, creating a continuous work zone that greatly enhances efficiency.

Light structure with high load capacity: Modern cranes use high-strength cold-formed steel and bolts, reducing boom weight and foundation load while improving lifting performance and wind resistance.

Precise control and intelligence: Equipped with a full variable frequency control system and worm gear speed control, the crane achieves flexible operation and millimeter-level positioning accuracy.

 

 

Applicable venue

 

product-500-600

Real estate and construction sector: Suitable for the hoisting of steel bars, formworks and prefabricated components for high-rise and super-high-rise residential buildings and commercial complexes.
Infrastructure and venue construction: In projects such as bridges, large sports venues, and airports, it is used for the precise assembly of large-span and heavy-duty steel structures.
Energy and power engineering: In thermal power, hydropower and wind power projects, it is used for the ultra-high and ultra-heavy hoisting of boiler steam drums, stators and large fan blades.
 

 

 

 

 

 

Technical specification

 

Parameter name

Specifications parameters

Rated weight

7.5t

Lifting moment

400kN·m

Luffing amplitude

3.5m-30m

Hoisting speed
(no-load/rated)

0.8-8m/min

Slewing speed

0-0.8r/min

Luffing speed

2-12m/min

Total machine weight

28t

Overall dimensions
(L×W×H)

8200×2500×3800mm

Power type

Electric drive
(380V/50Hz)

Working class

A5

Protection class

IP54

Braking method

electromagnetic normally closed brake

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