Railway Wagon Tiltable Conveyor for Flexible Ballast Transfer
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Solution Overview
Problem
Current railway wagons for transporting and unloading inert materials, such as railway ballast gravel, have rigid conveyor configurations that limit flexibility and can compromise the entire train's operation if a component is damaged, leading to maintenance challenges and operational disruptions.
Innovation Solution
A railway wagon design featuring tiltable and extendable conveyors, including a front conveyor that can rotate around a vertical axis and a rear conveyor that can tilt between angular positions, allowing for multiple paths and increased flexibility in material transfer, ensuring continued operation even if components are damaged.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If rigid conveyor configurations are used in railway wagons, then the structure is simple and stable, but the flexibility and adaptability of material transfer paths are limited
Solution Approach 1:
The conveyor belts are made tiltable and extendable, transforming from fixed rigid structures to dynamic adjustable components. This allows the conveyors to change their configuration during operation, enabling multiple material transfer paths and improving adaptability while maintaining operational simplicity through controlled movement mechanisms.
Solution Approach 2:
The conveyors are designed to perform multiple functions: they can transfer material between adjacent wagons, extend to reach further wagons, and adjust their tilt angle to create different transfer paths. This multi-functionality allows a single conveyor system to handle various operational scenarios without requiring separate dedicated structures for each function.
2Reliability
If rigid conveyor configurations are used, then the device structure is stable, but the reliability of continuous operation is compromised when components are damaged
Solution Approach 1:
The dynamic adjustability of the conveyor belts allows the system to reconfigure around damaged components. If a conveyor or wagon is damaged, the belts can be tilted and extended to create alternative material transfer paths, ensuring that the screening operation can continue without complete system shutdown.
Solution Approach 2:
The conveyor system is divided into multiple independent, adjustable segments that can be individually controlled. This segmentation allows certain portions to be modified or bypassed while others continue operating, maintaining system reliability even when local components are damaged or require maintenance.
3Adaptability or versatility
If multiple conveyor paths are implemented, then the versatility of material movement is improved, but the device complexity increases
Solution Approach 1:
The tiltable and extendable conveyor belts provide multiple material transfer paths through dynamic adjustment rather than through complex fixed structures. The simplicity of operation is maintained because the adjustments can be made centrally controlled, allowing the system to switch between different paths as needed without requiring complex manual reconfiguration.
Data Source
Figure 1A~1
Figure 2
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AI summary
A railway wagon (1) for the storage, transportation and unloading of inert ballast material comprises a frame (2) provided with wheels (3) for advancing on the rails (4) of a railway line (5), at least one container (6) for the storage of inert material, supported by the frame (2), such container (6) having a lower portion (6a) in which at least one door for emptying is provided; the wagon also comprises conveyor elements (T) for moving the inert material from and/or towards the container (6), the conveyor elements (T) comprise at least one lower conveyor (7) positioned below the container (6), and at least one upper conveyor (8) positioned above the container (6); the conveyor elements (T) comprise at least one front conveyor (10), communicating with the lower conveyor (7), tiltable between at least two angular positions around a first articulation axis (A).