Tianjin Huizhi (Huge Crane) is a expert producer of tower cranes, devoted to the sensible manufacturing of tower cranes with a standardized and sophisticated production machine to make sure product first-class and performance. The core manufacturing technique of tower cranes consists of 5 key stages: First, uncooked fabric fine inspection, deciding on exquisite metal and conducting bodily and chemical exams to lay a stable first-class foundation. Second, blanking and cutting, reaching specific cutting with CNC tools to make sure thing accuracy. Third, welding and forming, finishing the foremost shape splicing with computerized welding science and making sure weld satisfactory thru flaw detection. Fourth, precision assembly, assembling and debugging core aspects such as tower body, jib and slewing mechanism in accordance with technical standards. Finally, entire computer inspection, conducting full checks on load, operation and security performance, and turning in solely certified products. The complete procedure strictly complies with enterprise standards, attaining best manage from uncooked substances to completed products.
Product Description
During construction, the flat top tower crane operates thru coordinated work of core components: the inflexible jib covers the development area, the hoisting mechanism lifts substances like metal bars and concrete factors by means of ropes and hooks, and the slewing platform rotates 360° to flexibly distribute materials. Controlled through an wise system, it achieves unique positioning to meet the fabric switch wishes of one-of-a-kind development nodes.
For protection in harsh weather, it is geared up with complete shielding measures. In robust winds, built-in wind pace video display units set off alarms when exceeding the protected threshold (≤12.5m/s all through operation), and the jib is adjusted to align with wind path to decrease resistance. In heavy rain or thunderstorms, water resistant and lightning-proof designs guard electrical structures from brief circuits, whilst emergency braking and load-locking units tightly closed the hoisting mechanism. In intense conditions, automated shutdown features spark off to halt operations. Regular pre-operation inspections of structural connections and security units in addition decorate reliability, making sure the protection of personnel and equipment.
Technical specification
|
Structural Part |
core functionality |
Key technical parameters |
|
Tower Body |
Provides vertical support, identifying the general top and balance of the equipment. |
Cross-sectional dimensions: 1.6m × 1.6m to 2.0m × 2.0m (modular design); Free-standing height: 90-100m; Maximum top after attachment: 200-315m |
|
Jib |
Horizontal load-bearing and overlaying the whole working range, with a inflexible shape diagram besides tie rods. |
Length (working radius): 40~80m; Maximum lifting capacity: 6~18t (decreasing with radius); Material: High-strength alloy steel |
|
Slewing Platform |
It helps the lifting arm and hoisting mechanism, enabling 360° rotation for the duration of operation. |
Rotation speed: 0.6~1.2 r/min; Drive method: Hydraulic / Variable frequency motor force |
|
Hoisting Mechanism |
To reap lifting and reducing of heavy objects, controlling the lifting velocity and precision. |
Lifting speed: 0.8~12 m/min (no load), 0.5~6 m/min (full load); Hoisting motor power: 15~30 kW |
|
Intelligent Control System |
Integrates operation, monitoring, and security safety functions. |
Configuration: PLC programmable controller + variable frequency pace manipulate system; Control method: Cab operation / Remote assisted monitoring; |
|
Safety Protection Devices |
Prevent operational dangers and make certain the protection of gear and personnel. |
Includes overload safety (110% of rated load triggers an alarm, 125% triggers a shutdown), anti-collision warning, lifting top limit, and wind velocity monitoring (working wind pace ≤12.5 m/s). |
|
Wall Tie-ins |
To beautify the balance of ultra-high-rise constructing building and prolong the lifting height. |
Attachment spacing: 10-15m per row; Suitable constructing structures: Reinforced concrete shear walls, metal body structures |
|
Base Frame |
Secure the equipment, distributing the complete weight of the computer to the foundation. |
Base type: Cross-shaped / Square; Suitable foundation: Reinforced concrete unbiased basis (bearing ability ≥ 250kPa) |
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