Articulation Device With Dual-Axis Alignment Adjustment
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Solution Overview
Problem
Existing articulation devices for articulated vehicles, particularly railway vehicles, are complex to adjust, necessitating multiple sections and adjustments to ensure proper alignment and stability.
Innovation Solution
An articulation device with a single connecting member that allows independent adjustment of the second section's position along both the longitudinal and transverse axes, facilitated by adjustable stops and clamping members, enabling easy alignment and stability adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple sections and adjustment mechanisms are used in the articulation joint, then the alignment and stability of the articulated vehicle are improved, but the device complexity and difficulty of adjustment increase
Solution Approach 1:
The articulation joint is divided into two independent articulation members (first and second), each with its own adjustment mechanism. The first articulation member adjusts longitudinal position while the second articulation member adjusts transverse position, allowing independent adjustment of each degree of freedom rather than using a single complex mechanism
Solution Approach 2:
The articulation members are designed to be adjustable during assembly or maintenance operations. The adjustable stops and clamping members allow the articulation joint to be dynamically repositioned along the longitudinal and transverse axes to accommodate different alignment requirements
2Reliability
If multiple sections and adjustment mechanisms are used in the articulation joint, then the alignment and stability of the articulated vehicle are improved, but the ease of operation during adjustment decreases
Solution Approach 1:
The adjustment process is segmented into two independent operations: adjusting the first articulation member along the longitudinal axis using its adjustable stop and clamping member, and adjusting the second articulation member along the transverse axis using its adjustable stop and clamping member. This segmentation allows each adjustment to be performed independently and sequentially, simplifying the overall operation
Solution Approach 2:
The adjustable stops and clamping members are designed to be easily manipulated by maintenance personnel without requiring specialized tools or complex procedures. The clamping members can be readily engaged and disengaged to secure the articulation members in the desired positions
Data Source
AI summary
This articulation device for an articulated vehicle comprises a first shackle (14), a second shackle (16), and an articulation joint (18) comprising a first articulation member (20) comprising a single first section (52) and a second articulation member (22) comprising a single second section (60). The first section (52) and the second section (60) are rotatable relative to each other; the first shackle (14) is connected to the first articulation member (20) and the second shackle (16) is connected to the second articulation member (22). The second articulation member (22) comprises a single connecting member (66) through which the second section (60) is connected to the second shackle (16), the connecting member (66) being adapted to adjust the position of the second section (60) relative to the second shackle (16) along a longitudinal axis (X2-X2) and along a transverse axis (Y2-Y2).