Rotational Fitting for HVAC Conduit Configuration Adaptability
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Solution Overview
Problem
Existing HVAC systems face challenges in adjusting conduit configurations, which requires multiple components and procedural steps, increasing costs, complexity, and time during manufacture and installation.
Innovation Solution
A conduit assembly with a rotational fitting that allows conduits to rotate relative to each other while maintaining a fluid seal, enabling easy adjustment between different configurations without decoupling and recoupling, using a single set of components for various HVAC system installations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional rigid conduit connections are used in HVAC systems, then structural stability is maintained, but adaptability to different spatial configurations is reduced
Solution Approach 1:
The patent applies the dynamics principle by replacing rigid fixed connections with a rotational fitting that enables dynamic adjustment. The fitting allows conduit segments to rotate relative to each other around a central axis, transitioning between multiple spatial configurations. This dynamic connection mechanism provides adaptability to different installation requirements while maintaining structural integrity through controlled rotational movement rather than rigid fixed positioning.
2Manufacturing precision
If multiple fixed conduit configurations are manufactured separately, then configuration-specific precision is achieved, but manufacturing complexity and cost increase
Solution Approach 1:
The patent applies the universality principle by designing a single rotational fitting that can accommodate multiple conduit spatial configurations. Instead of manufacturing separate fixed connection components for each configuration, the universal rotational fitting allows a single conduit assembly to be adjusted to various orientations and positions. This multi-functional design simplifies manufacturing by standardizing the connection mechanism while maintaining the ability to achieve precise alignment in different configurations through adjustment rather than custom manufacturing.
3Ease of operation
If conduits are decoupled and recoupled to change configurations, then precise repositioning is possible, but installation time and operational disruption increase
Solution Approach 1:
The rotational fitting enables dynamic repositioning of conduit segments without decoupling. The connection remains intact while allowing rotation around the central axis, facilitating quick configuration changes during installation or maintenance. This eliminates the time-consuming steps of decoupling and recoupling components while maintaining the ability to reposition conduits to different spatial arrangements, significantly reducing installation time and operational disruption.
4Adaptability or versatility
If a single valve package is designed for one specific configuration, then manufacturing simplicity is maintained, but versatility across different HVAC system layouts is reduced
Solution Approach 1:
The valve package incorporates the universality principle through the rotational fitting that enables a single package design to serve multiple spatial configurations. The fitting allows the conduit segments to be oriented in different directions and positions while maintaining secure fluid connections. This multi-functional capability enables the same valve package to be installed in various HVAC system layouts without requiring configuration-specific customizations, thereby increasing versatility without significantly complicating the overall package structure.
Data Source
AI summary
A heating, ventilation, and/or air conditioning (HVAC) system includes a conduit assembly with a first conduit segment, a second conduit segment, and a rotational fitting fluidly coupling the first conduit segment and the second conduit segment to one another. The conduit assembly is configured to fluidly couple to a port of a heat exchanger of the HVAC system, and the rotational fitting is configured to enable the first conduit segment and the second conduit segment to rotate relative to one another between a first orientation and a second orientation and maintain a connection between the first conduit segment and the second conduit segment during relative rotation between the first conduit segment and the second conduit segment.