Winch Trolley Type Double Girder Overhead Crane
A Winch Trolley Type Double Girder Overhead Crane is an advanced form of crane that utilizes a winch mechanism mounted on a trolley for lifting and moving loads. This type of crane is designed with two main girders for added strength and stability, making it suitable for heavy-duty lifting tasks.

1-15t
Capacity
26m
lifting height
10.5-31.5m
Span
1.8-15.5m/min
lifting speed
Mechanism Efficiency
By hanging overhead, suspension cranes maximize the ground space in the working area, allowing ground equipment and personnel to move more freely.
Maintenance
Suspension cranes are particularly suitable for places that require material handling between multiple workstations. They can move flexibly along track systems installed on ceilings or steel structures.
Operational Speed
Winch trolley type cranes can offer higher operational speeds in terms of lifting and moving loads. This is due to the efficiency of the winch mechanism, which can be optimized for speed without sacrificing safety or control.
Load Capacity and Span
Compared to heavy-duty cranes, suspension cranes are usually designed to be lighter, suitable for light to medium load lifting tasks.
Safety Features
Modern winch trolley type cranes may incorporate advanced safety features and technologies that are not as prevalent in older or more traditional QD hoist cranes. This includes overload protection, anti-sway controls, and precision landing technologies, which enhance the overall safety of crane operations.
Versatility
The winch trolley type crane can be more easily adapted to different operational requirements, including the addition of specialized attachments or tools for specific tasks. This versatility makes it a valuable asset in diverse industrial environments.
The winch mechanism may be more energy-efficient in operation, especially during repetitive tasks. By optimizing the performance of the winch, energy consumption can be reduced while maintaining operational efficiency.
Capacity Range | 3 ton to 500 ton [1],[2] |
Span Range | 10.5m to 35.5m [3] |
Lifting Height | Varies based on model and configuration |
Hoist Type | Electric winch [2] |
Working Duty | A5,A6(can handle moderate to heavy loads with moderate to high working cycles)[3] |
Hoist Motor Brake | DC disc type,capable of stopping and holding over 125%of the hoist rated load [4] |
Rope Drum | Large diameter with a minimum of 36:1 drum to wire rope diameter ratio.Groove depth at least 35%of rope diameter [4 |
Design Standards | European style design for NIH type,FEM standards for high capacity models [1].[2] |
Main Components | Double beam,electric winch,trolley,end carriages,electric control system [2] |
Load Handling | Precise and smooth control for delicate or precision-required operations |
Energy Efficiency | Optimized performance for reduced energy consumption during operations |
Safety Features | Overload protection,anti-sway controls,precision landing technologies |
Keywords:
Winch Trolly Type Double Girder Overhead Crane
Underslung overhead travelling crane
In summary, compared to traditional double girder cranes equipped with QD hoists, the Winch Trolley Type Double Girder Overhead Crane offers significant improvements and advantages in terms of mechanism efficiency, maintenance, operational speed, load capacity and span, safety features, versatility, and energy efficiency. These characteristics not only provide higher performance and safety when handling complex lifting tasks but also lower operational costs, making it the preferred solution for heavy industrial applications.
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PROJECT CASES
Drake( Henan) Intelligent Equipment Co., Ltd. Is a modern enterprise with independent import and export management rights integrating crane R&D, design, production, installation and service.
SOLUTION

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