Atomization Assembly Venting for Stable Liquid Flow

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Solution Overview

Problem

Electronic atomization devices experience obstructed liquid flow due to negative pressure, leading to burnt flavor and unfavorable user experience.

Innovation Solution

Incorporation of a sealing component between the tube wall and heating assembly, with air guiding channels to maintain pressure in the liquid cavity, and use of a porous ceramic liquid guiding member to enhance ventilation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the atomizer atomizes aerosol-generating substrate, then aerosol is generated, but negative pressure is generated causing obstructed liquid flow and burnt flavor

Engineering Contradiction:
Improveatomization efficiencyVSAvoidliquid flow stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

A balance hole is introduced as an intermediary structure between the atomizer and the liquid cavity. This balance hole allows air to enter the liquid cavity, acting as a mediator that equalizes pressure and prevents negative pressure buildup during atomization, thereby maintaining stable liquid flow while preserving atomization efficiency

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The invention utilizes pneumatic principles by introducing air flow through the balance hole into the liquid cavity. This air flow compensates for the negative pressure generated during atomization, maintaining pressure balance and ensuring continuous, stable liquid flow to the heating element without obstruction or burning

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Reliability

If sealing component is added between tube wall and heating assembly, then sealing is improved, but device complexity increases

Engineering Contradiction:
Improvesealing performanceVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sealing component is merged with the balance hole structure, combining the sealing function and the pressure balancing function into a single integrated component. This integration maintains reliable sealing between the tube wall and heating assembly while avoiding the need for separate, complex sealing mechanisms

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sealing component serves multiple functions simultaneously: it provides sealing to prevent liquid leakage and creates the balance hole to regulate air flow and pressure. This multi-functionality reduces the overall number of components needed, simplifying the device structure while maintaining sealing performance

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

Enhances liquid flow efficiency and reduces burnt taste, improving user experience by preventing liquid obstruction and facilitating smooth atomization.

Implementation Method 1

The heating assembly is arranged to heat and atomize the liquid flowing from the liquid cavity to generate a smoke

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

The heating assembly is arranged to heat and atomize the liquid flowing from the liquid cavity to generate a smoke

Methodology Applied
Scientific EffectAtomization: Aerosol

Implementation Method 3

air guiding channels are defined between the sealing component and at least one of the tube wall and the heating assembly. The air guiding channels communicate with the liquid cavity

Methodology Applied
Scientific EffectPressure equalization: Pressure Gradient

Data Source

PatentUS12485236B2Electronic atomization device and atomization assembly
Publication Date: 2025.12.02 SHENZHEN SMOORE TECH LTD
  • US12485236B2 patent drawing
  • US12485236B2 patent drawing
  • US12485236B2 patent drawing

AI summary

The present disclosure may provide an atomizer and an electronic atomization device. The atomizer may include a shell, a heating assembly, a lid, a base, and a first sealing component. The shell defines a liquid cavity and a smoke outlet. The heating assembly may heat and atomize the liquid into a smoke. The lid and the base may be provided to fix the heating assembly therebetween. The lid defines a liquid inlet communicating with the liquid cavity, and the liquid may flow through to reach the heating assembly. The atomizer may define an air entering hole, such that external air may enter the device through the hole to drive smoke to flow. The first sealing component may be engaged between the lid and the heating assembly, contacting both at the same time and defining air guiding channels to guide the air to flow into the liquid cavity.