Heating Air Adapter Layout for Exhaust Leak Containment
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Solution Overview
Problem
Existing air supply and exhaust adapters for heaters face challenges in reliably preventing exhaust air from escaping, especially during installation or replacement of heating devices, where fixed connection conditions require effective containment of flue gases.
Innovation Solution
The adapter design incorporates a passageway and branch path within the housing, with seal receptacles and inserts that allow for adjustable configurations, ensuring that any escaping exhaust air is diverted back into the system, preventing uncontrolled release into the installation room, and utilizing the Venturi effect to guide exhaust air back into the heater.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a simple adapter design is used for heating device installation, then ease of manufacture and installation is improved, but reliability of preventing exhaust air escape deteriorates
Solution Approach 1:
The adapter employs nested passageways where an inner passageway is positioned within an outer passageway. The inner passageway carries exhaust air while the outer passageway carries supply air, creating a nested configuration that prevents exhaust air leakage without complex external structures. This nesting approach maintains manufacturing simplicity while significantly improving reliability of exhaust air containment.
Solution Approach 2:
The adapter introduces sealing elements as intermediary components between the passageways and the housing. These seals act as mediators that prevent direct contact between exhaust air and the external environment, ensuring reliable prevention of exhaust air escape while maintaining a relatively simple adapter structure that is easy to manufacture.
2Reliability
If multiple passageways with seals are implemented, then reliability of exhaust air containment is improved, but device complexity increases
Solution Approach 1:
The adapter merges multiple functions into a single integrated housing structure. The housing simultaneously provides structural support, contains both inner and outer passageways, and incorporates sealing receptacles. This merging approach reduces device complexity by eliminating the need for separate components while maintaining high reliability of exhaust air containment through the integrated multi-passageway design.
Solution Approach 2:
The adapter housing serves multiple functions: it structures the nested passageways, provides mounting points for seals, and directs both supply air and exhaust air flows. This multi-functionality reduces the overall device complexity by consolidating what would otherwise require multiple separate components, while still achieving reliable exhaust air containment through the sophisticated internal passageway arrangement.
3Ease of operation
If the through-path is made shorter to improve installation ease, then ease of operation is improved, but safety may deteriorate if exhaust air can escape
Solution Approach 1:
The nested passageway configuration allows the inner exhaust air passageway to be positioned within the outer supply air passageway, creating a compact structure. This nesting enables shorter through-paths that are easier to install and operate while simultaneously preventing exhaust air escape, as any potential leakage is contained within the nested configuration and redirected back into the system.
Solution Approach 2:
The adapter incorporates a feedback mechanism where exhaust air that attempts to escape through the housing is redirected back into the inner passageway. This feedback approach ensures that even with shorter through-paths that are easier to install, the system maintains safety by automatically correcting potential exhaust air leakage without requiring complex additional safety components.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This design effectively prevents exhaust air from escaping into the installation room, enhancing safety by ensuring that exhaust air is routed back into the system, even when standard sizes are not perfectly matched, and allowing for various configurations to accommodate different air routes and diameters.
Implementation Method 1
utilizing the Venturi effect to guide exhaust air back into the heater
Data Source
Figure 1
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AI summary
The invention relates to an air supply and exhaust air adapter (10) for a heating device, which has at least one inlet opening for the inlet air and at least one outlet opening for the exhaust air, with a housing (12) which has receptacles (14, 16) for the inlet opening and the Has exit opening. It is proposed that a through-path (26) and a branch-off path (28) are provided within the housing (12).