Filter Track Assembly with Opposing-Side Rails to Reduce Sagging
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Solution Overview
Problem
HVAC unit filter tracks tend to sag or bend over time due to uneven weight distribution, making filter replacement and servicing more difficult and costly, especially when multiple tracks are positioned on the same side of the mounting frame.
Innovation Solution
A filter track assembly design where the first and second rails are coupled to a vertical bulkhead frame, with the first rail and second rail disposed on opposing sides, ensuring even weight distribution across the assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple filter tracks are positioned on the same side of the mounting frame, then the filter track assembly can accommodate multiple filters, but the tracks sag or bend over time due to uneven weight distribution
Solution Approach 1:
The patent positions filter tracks on opposite sides of the mounting frame rather than clustering them on one side. This asymmetric distribution relative to the frame center creates balanced weight distribution, preventing the sagging and bending that occurs when multiple tracks are positioned on the same side.
2Stability of the object's composition
If filter tracks are positioned on opposing sides of the mounting frame, then weight is distributed evenly and sagging is reduced, but the assembly complexity increases
Solution Approach 1:
The mounting frame is divided into multiple attachment points on opposite sides, allowing independent positioning of filter tracks. This segmentation enables balanced weight distribution while maintaining modular assembly, reducing the complexity increase that would result from integrated positioning systems.
Data Source
AI summary
A heating, ventilating, and air conditioning (HVAC) unit includes a filter track assembly that includes a bulkhead frame, a first rail configured to support a first air filter, and a second rail configured to support a second air filter. The first rail and the second rail are coupled to the bulkhead frame, and the first rail and the second rail are disposed on opposing sides of the bulkhead frame.