Atomizer Heating Element Bonded to Capillary Side Surface

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Solution Overview

Problem

Current atomizers have low atomization efficiency due to the heating element being disposed on only one surface of the capillary element, leading to complex structures and mounting challenges.

Innovation Solution

An atomizer design featuring a housing with a liquid storage cavity, a frame with a liquid channel, accommodating groove, and vent groove, a capillary element, and a heating element bonded to the capillary element's surface, with at least part of the heating element exposed in the vent groove to enhance aerosol release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the heating element is disposed on only one surface of the capillary element, then the structure is simpler, but the atomization efficiency is low

Engineering Contradiction:
Improvestructure complexityVSAvoidatomization efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The heating element is extended from heating only the upper surface to heating both the upper surface and side surfaces of the capillary element. This dimensional expansion of the heating area allows more comprehensive heating of the liquid substrate, thereby improving atomization efficiency without significantly increasing structural complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Productivity

If the heating element is disposed on multiple surfaces of the capillary element, then the atomization efficiency is improved, but the mounting structure becomes more complicated

Engineering Contradiction:
Improveatomization efficiencyVSAvoidmounting structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The heating element is designed as an integrated component that combines upper surface heating and side surface heating functions into a single unified structure. This merged design allows the heating element to contact multiple surfaces of the capillary element simultaneously, improving atomization efficiency while avoiding the need for separate mounting structures for different heating zones.

Inventive Principle:
Principle #5Merging (Combining)

3Volume of moving object

If the heating element is fully enclosed in the accommodating groove, then the structure is more compact, but the aerosol release is insufficient

Engineering Contradiction:
Improveatomizer compactnessVSAvoidaerosol release efficiency
Core Design Contradiction:
Volume of moving objectVSProductivity

Solution Approach 1:

The heating element is designed to extend partially beyond the accommodating groove rather than being fully enclosed. This partial extension exposes part of the heating element to the external environment, enabling better aerosol release and diffusion while maintaining a relatively compact overall structure. The excessive exposure is controlled to balance compactness and aerosol release efficiency.

Inventive Principle:
Principle #16Partial or excessive action

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 atomizer achieves high atomization efficiency by allowing the heating element to heat and atomize the liquid substrate on the side surface, with aerosols efficiently transported into the smoke exhaust tube through the vent groove.

Implementation Method 1

a heating element, bond to a surface of the capillary element, where at least a part of the heating element is exposed in the vent groove, so that the aerosols generated by the heating element heating the liquid substrate

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

a capillary element, disposed in the accommodating groove and configured to receive and store the liquid substrate from the liquid storage cavity through the liquid channel

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentUS20250194682A1Atomizer and electronic atomization device
Publication Date: 2025.06.19 SHENZHEN FIRST UNION TECH CO LTD
  • US20250194682A1 patent drawing
  • US20250194682A1 patent drawing
  • US20250194682A1 patent drawing

AI summary

An atomizer and an electronic atomization device are provided. The atomizer includes a housing, a frame, a capillary element and a heating element. The housing defines a liquid storage cavity for storing a liquid substrate. The frame is disposed in the housing and includes a liquid channel, an accommodating groove, and a vent groove recessed from a part of an inner side surface of the accommodating groove. The liquid channel is communicated with the liquid storage cavity and the accommodating groove. The capillary element is disposed in the accommodating groove, and receives and stores the liquid substrate from the liquid storage cavity through the liquid channel. The heating element is bond to a surface of the capillary element. A part of the heating element is exposed in the vent groove, so that the aerosol generated by the heating element heating the liquid substrate can be released into the vent groove.