Needle-Type Vibrate-to-Nebulize Apparatus for Essential Oils
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Solution Overview
Problem
Current aroma diffusing devices, such as ultrasonic and Venturi atomizers, face issues with maintenance, noise, clogging, and non-adjustable essential oil consumption, particularly for water-insoluble oils and viscous substances.
Innovation Solution
A needle-type vibrate-to-nebulize apparatus featuring a hollow steel needle with a piezoelectric disk and peristaltic pump, which uses high-frequency vibration to nebulize essential oils and includes a control board for precise oil consumption and low-noise operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If ultrasonic diffuser is used, then essential oil can be diffused with water mist, but the reservoir is difficult to clean and maintain
Solution Approach 1:
The invention removes the water reservoir component entirely from the diffusion system. By using a needle-type nozzle that directly atomizes essential oil without water, the device eliminates the reservoir that requires cleaning and maintenance in ultrasonic diffusers.
2Productivity
If Venturi atomizer with jet nozzle is used, then essential oil can be atomized, but the device produces high noise
Solution Approach 1:
The invention replaces the high-noise jet nozzle mechanical atomization system with a piezoelectric-driven needle vibration system. The piezoelectric disk vibrates the needle at high frequency to atomize oil droplets, producing significantly lower noise levels while maintaining atomization effectiveness.
3Productivity
If Venturi atomizer is used, then essential oil can be atomized, but the atomizing consumption varies greatly for different oils
Solution Approach 1:
The invention introduces a dynamic control system with an adjustable needle vibration frequency and amplitude controlled by a piezoelectric disk. This allows real-time adjustment of atomization intensity to achieve consistent and precise oil consumption across different essential oil types, replacing the fixed Venturi geometry.
4Productivity
If piezoelectric vibrating plate with minute holes is used, then essential oil can be nebulized, but the holes easily clog with viscous oils
Solution Approach 1:
Instead of having fixed minute holes in the piezoelectric plate that clog easily, the invention inverts the approach by using a solid needle without holes. The piezoelectric vibration directly atomizes the oil at the needle tip surface, eliminating the clogging issue inherent in hole-based designs while maintaining nebulization effectiveness.
5Productivity
If piezoelectric vibrating plate is used, then essential oil can be nebulized, but the oil consumption is not adjustable
Solution Approach 1:
The invention implements a dynamic control system where the piezoelectric disk can be adjusted to vary the vibration frequency and amplitude of the needle. This enables continuous adjustment of oil consumption rates to match different user requirements and oil types, replacing the fixed nebulization output of traditional vibrating plate designs.
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 solution provides a compact, low-noise, and maintenance-free device capable of precisely controlling essential oil consumption, suitable for quiet environments, with improved compatibility for various fluid viscosities and reduced clogging risks.
Implementation Method 1
The piezoelectric disk is attached to the steel plate coupled with the steel needle. When the piezoelectric disk is excited, the vibrating action is induced from the steel plate to the steel needle.
Implementation Method 2
The resonant vibration at the front end of the needle provides sufficient energy to nebulize fluid.
Data Source
AI summary
Disclosed is a needle-type vibrate-to-nebulize apparatus and nebulizer for nebulizing fluids, in particular essential oils. The needle-type vibrate-to-nebulize apparatus mainly comprises the air passage designed in the module, the steel needle and the vibrating unit. Fluid is delivered from the rear end to the front end, then nebulized at the front end by high-frequency vibration. The nebulized mist is blown out through the air passage. The nebulizer mainly comprises the needle-type vibrate-to-nebulize apparatus and the peristaltic pump with rollers. The peristaltic pump with rollers is capable of sucking and supplying essential oil to the steel needle, as well as reversing the oil back when power off to prevent clogging. High-frequency vibrating action of the vibrating unit is generated by the piezoelectric disk and induced to the steel needle. As a result of resonation, essential oil is nebulized at the front end and blown out through the air passage.