Ultrasonic Diffuser Atomization for Oil Waste Reduction
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Solution Overview
Problem
Existing diffusers for essential oils are inefficient in distributing a controlled amount of scent, often wasting the expensive commodity and damaging surrounding surfaces due to inadequate atomization and poor control mechanisms, and lack mobility and simplicity in operation.
Innovation Solution
A compact diffuser system with a reservoir, eductor mechanism, and separation chambers that atomize essential oils into fine particles, recirculating larger droplets and using a user-friendly control system to manage scent intensity and duration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If conventional atomization mechanisms are used to distribute essential oils, then scent distribution is achieved, but the essential oil is wasted and surrounding surfaces are damaged due to inadequate atomization and overspray
Solution Approach 1:
The patent changes the physical parameters of atomization by using ultrasonic vibration frequencies (20-100 kHz) to create extremely fine mist particles (1-10 micrometers). This parameter change in vibration frequency and particle size enables efficient scent distribution while minimizing oil waste and preventing surface damage from overspray
Solution Approach 2:
The patent employs ultrasonic mechanical vibration through a piezoelectric transducer or ultrasonic generator to atomize essential oils. The high-frequency mechanical vibration breaks the oil into fine particles without heating, achieving efficient distribution while reducing waste and preventing the spitting and overspray problems of conventional atomizers
2Productivity
If heating mechanisms are used to vaporize essential oils, then scent distribution is improved, but the constitution of essential oils is destroyed or changed
Solution Approach 1:
The patent replaces thermal heating mechanisms with ultrasonic mechanical vibration. The ultrasonic transducer uses mechanical vibration at high frequency to atomize and distribute essential oils without applying heat, thereby preserving the chemical composition and therapeutic properties of the oils while maintaining effective scent distribution
3Ease of operation
If wicks without positive breakup mechanism are used, then simple operation is achieved, but adequate atomization and air movement are insufficient
Solution Approach 1:
The patent implements self-service through an automatic ultrasonic atomization system that requires no manual intervention. The ultrasonic transducer automatically generates high-frequency vibrations to break up oil into fine particles, and the system self-regulates the atomization process without requiring user adjustment or manual wick manipulation, achieving both simplicity and effective atomization
4Weight of moving object
If compact and mobile design is implemented, then portability is improved, but integration of control mechanisms and separation chambers becomes more difficult
Solution Approach 1:
The patent merges multiple functions into a single integrated ultrasonic atomization unit. The ultrasonic transducer, separation chambers, and control mechanisms are combined into one compact module, eliminating the need for separate components. This merging reduces overall weight and size while maintaining the complexity of functions through integrated design
Solution Approach 2:
The patent employs a nested structure where separation chambers are positioned within the housing, the ultrasonic transducer is embedded in the atomization assembly, and control electronics are integrated into the base. This nesting arrangement maximizes space utilization, reduces the device's external dimensions, and achieves portability without sacrificing functional complexity
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
The system efficiently diffuses essential oils as fine particles, reducing waste and protecting surfaces, while allowing for controlled scent levels and simplified operation, using less than half the oil of conventional systems and integrating seamlessly into various environments.
Implementation Method 1
A compact system to accomplish atomization and subsequent separation
Implementation Method 2
suspended in air permanently, while protecting surrounding areas. It would be an advance to do so while retrieving and recycling for re-atomization or diffusion any droplets that are larger than those that may be sustained against gravity by fluid dynamic drag
Implementation Method 3
suspended in air permanently, while protecting surrounding areas. It would be an advance to do so while retrieving and recycling for re-atomization or diffusion any droplets that are larger than those that may be sustained against gravity by fluid dynamic drag or by effectively Brownian motion once discharged into surrounding air
Implementation Method 4
The nozzle may operate as an eductor. In fact, in certain embodiments an eductor may include an injection nozzle feeding into a plenum which plenum feeds through a diffuser nozzle
Data Source
AI summary
A new diffuser for essential oils and the like is rendered more compact by integrating the entire diffuser into a form of cap threaded to fit a bottle operating as a reservoir. The motor and pump system are integrated into a package sleeved inside a housing that then receives in a silo beside the pump and motor the entire reservoir and diffuser system. Simplified control algorithms provide a limited set of buttons that are more intuitive by which a user need only define total time of operation, some level of intensity of scent, and an indication of the comparative size of the space to be conditioned by the diffused scent.