Curb assembly for HVAC system
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Solution Overview
Problem
Existing HVAC systems face high costs and complexity in installation due to the need for custom curb adapters to accommodate varying curb dimensions and configurations, limiting their adaptability to different structures.
Innovation Solution
A curb assembly with an adjustable duct connector system and pedestal support that allows HVAC systems to be coupled to curbs of different sizes and shapes, reducing the need for custom adapters and simplifying installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If custom curb adapters are used to accommodate varying curb dimensions and configurations, then the HVAC system can be coupled to different curbs, but the manufacturing and installation costs increase significantly
Solution Approach 1:
The curb assembly is designed as a universal interface that can accommodate multiple curb types and configurations through standardized mounting mechanisms. The assembly includes adjustable components that allow a single design to fit various curb dimensions and shapes, eliminating the need for custom adapters for each curb type.
Solution Approach 2:
The curb assembly incorporates adjustable and movable components that can be configured during installation to match different curb geometries. The dynamic adjustment capabilities allow the same assembly to adapt to varying curb dimensions without requiring custom manufacturing for each application.
2Adaptability or versatility
If custom curb adapters are used to accommodate varying curb dimensions and configurations, then the HVAC system can be coupled to different curbs, but the installation time and complexity increase
Solution Approach 1:
The standardized universal curb assembly design allows installers to use the same components for different curb types, reducing the need for complex custom fabrication during installation. The pre-engineered universal interface simplifies the installation process across various applications.
Solution Approach 2:
The curb assembly is pre-configured with adjustable components and standardized mounting mechanisms that can be easily adapted during installation. The preliminary design of the universal interface reduces on-site customization requirements, thereby reducing installation time and complexity.
3Ease of manufacture
If a fixed duct connector is used, then the manufacturing process is simplified, but the system cannot accommodate varying curb configurations
Solution Approach 1:
The duct connector is designed with adjustable and movable elements that allow it to adapt to different curb configurations. The dynamic components enable the connector to be positioned and configured during installation to match various curb geometries while maintaining a relatively simple base manufacturing process.
Solution Approach 2:
The duct connector is divided into modular segments that can be independently adjusted and configured. This segmentation allows the basic components to be manufactured simply, while the modular assembly provides the necessary adaptability to different curb types through various combination and positioning options.
Data Source
AI summary
A curb assembly for a heating, ventilation, and/or air conditioning (HVAC) system includes a frame configured to couple to a curb of a structure, a pedestal system configured to couple to a housing of the HVAC system and to the frame, such that the pedestal system extends from the housing to the frame, and an adjustable duct connector configured to fluidly couple an air flow passage of the housing with ductwork of the structure. The pedestal system is configured to enclose a space formed between the frame and the housing and the adjustable duct connector configured to be disposed within the space.