Overhead Rail Container Carrier for Mixed-Length Containers
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Solution Overview
Problem
Current methods for transferring intermodal shipping containers between transportation modes are time and energy intensive, require significant ground space, and contribute to port congestion and pollution, particularly when handling containers of varying sizes.
Innovation Solution
A carrier system utilizing an overhead rail transportation system with a motorized trolley assembly, load wheels, and adjustable end beams to align locking mechanisms with containers of different lengths, powered by electric motors and regenerative power systems, allowing efficient and pollution-free transfer of containers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional ground-based mechanical machines (cranes, forklifts, straddle carriers) are used to transfer containers, then containers can be loaded and unloaded, but a large amount of ground space is required and the process is time-intensive
Solution Approach 1:
The patent transitions container transfer from ground-based operations to overhead rail-based operations, moving the transportation system into the vertical dimension. This eliminates the need for extensive ground maneuvering space while maintaining container transfer capability, directly resolving the contradiction between transfer efficiency and ground space requirements
Solution Approach 2:
The patent introduces an overhead rail system with specialized carriers as an intermediary between ships and destination points. This intermediary system handles container transfer efficiently without requiring ground-based mechanical machines, reducing both time and space requirements
2Productivity
If traditional ground-based mechanical machines are used to transfer containers, then containers can be moved between transportation modes, but the process is time-intensive and contributes to port congestion
Solution Approach 1:
The overhead rail system enables continuous container transfer operations without the interruptions inherent in ground-based mechanical transfer. Containers can be moved steadily along the rail system, eliminating idle time and congestion while maintaining high transfer speeds
Solution Approach 2:
The patent replaces traditional mechanical ground-based transfer systems with an overhead rail-based system. This substitution eliminates the time-consuming maneuvers required by cranes, forklifts, and straddle carriers, significantly reducing unloading time and port congestion
3Productivity
If traditional ground-based machines are used to transfer containers, then containers can be loaded and unloaded, but fossil fuels are burned and pollution is generated
Solution Approach 1:
The patent replaces fossil fuel-powered ground-based mechanical machines with an overhead electric rail system. This substitution eliminates direct fossil fuel combustion at the port, removing the source of pollution while maintaining full container handling capability
Solution Approach 2:
The overhead rail system with electric motors provides self-powered container transfer without requiring external fossil fuel sources. The system serves itself through electric propulsion, eliminating the harmful emissions associated with traditional mechanical transfer equipment
4Adaptability or versatility
If a fixed carrier design is used for overhead rail transport, then the structure is simple, but containers of various sizes cannot be efficiently handled
Solution Approach 1:
The patent implements adjustable end beams that can dynamically reposition along the carrier body to accommodate different container lengths. This dynamic adjustment capability allows a single carrier design to handle various container sizes efficiently without excessive complexity
Solution Approach 2:
The carrier is designed with universal adaptability through adjustable end beams and positioning mechanisms that can accommodate multiple container sizes (20ft, 40ft, 45ft, 53ft). This multi-functional design allows one carrier structure to perform the function of multiple fixed designs, achieving versatility without proportional increases in complexity
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system reduces port congestion and pollution by enabling quick and efficient transfer of containers of varying sizes using an overhead rail system, minimizing ground space requirements and energy consumption.
Implementation Method 1
The trolley assembly can include a motor; a connection-flange point configured to connect the motor to the wheel
Implementation Method 2
a motor; a connection-flange point configured to connect the motor to the wheel; a regenerative power system
Data Source
AI summary
A motorized container carrier can be configured to travel along a suspended railway. The motorized container carrier can include at least one motorized trolley configured to move the motorized container carrier along the suspended railway. The motorized container carrier can include a plurality of end beams with container engagement devices configured to interact with containers of various lengths. In some embodiments, the container engagement devices are twist locks. The motorized container carrier can include a system of bumpers and/or guide wheels.