Sieve Bed Vessel Press-Fit Chassis Attachment
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Solution Overview
Problem
Existing oxygen concentrators for separating gaseous mixtures, such as nitrogen from atmospheric air, face challenges in efficiently providing concentrated oxygen for medical and flight applications, as they require robust and reliable systems for gas separation and containment.
Innovation Solution
The design incorporates a sieve bed vessel with a gas separation medium, such as molecular sieves, housed within a chassis component, featuring protrusions and locking elements for secure attachment, allowing for effective gas concentration and containment, enabling efficient separation and storage of oxygen.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a robust and reliable system for gas separation and containment is used, then the reliability of oxygen concentration is improved, but the device complexity increases
Solution Approach 1:
The system is divided into modular components including a chassis component, a sieve bed assembly, and a vessel. The sieve bed assembly can be independently removed and replaced by detaching it from the chassis component, allowing for simplified maintenance and reduced overall system complexity while maintaining reliability through modular design
Solution Approach 2:
The locking element is designed to transition between engaged and disengaged states, enabling dynamic assembly and disassembly of the sieve bed assembly. This dynamic mechanism allows the system to be easily configured and maintained without requiring complex permanent fastening systems
2Strength
If a secure attachment mechanism with locking elements is implemented, then the structural integrity is improved, but the ease of assembly and disassembly deteriorates
Solution Approach 1:
The attachment mechanism is segmented into distinct components: protrusions on the chassis, corresponding recesses on the vessel, and locking elements. This segmentation allows each component to be simple in design while collectively providing strong attachment and easy assembly through modular interaction
Solution Approach 2:
The protrusion and recess geometry is designed to guide self-alignment during assembly, reducing the need for complex alignment procedures. The locking elements automatically engage when the vessel is properly positioned on the protrusions, providing secure attachment without requiring additional fastening operations
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 configuration enhances the reliability and efficiency of oxygen concentration, providing a concentrated oxygen product with improved structural integrity and ease of assembly, addressing the need for robust and efficient gas separation systems.
Implementation Method 1
a sieve bed comprising a vessel containing a gas separation medium
Data Source
AI summary
Embodiments of oxygen concentrators having a sieve bed that includes a vessel containing a separation medium are disclosed. In one embodiment, the sieve bed vessel attaches to a chassis component using a press-fit configuration to lock and seal the sieve bed vessel to a chassis component.