Vaporization Device Top Cap Flow Rate Control

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Solution Overview

Problem

Existing electronic cigarette devices face issues with tar leakage, burnt smell, and poor user experience due to inadequate air flow control, leading to excessive tar flow into the vaporization chamber.

Innovation Solution

The vaporization device incorporates a top cap with non-uniform through holes and a tar absorbing pad to regulate the flow rate of tobacco tar, preventing excessive tar from entering the heating chamber and maintaining optimal vapor production.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If air inlet and air outlet are used to block tar leakage, then tar leakage is temporarily prevented, but the problem cannot be resolved fundamentally and leads to poor user experience

Engineering Contradiction:
Improvetar leakageVSAvoiduser experience
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The top cap is designed with non-uniform through holes from the beginning to control tar flow rate, preventing tar leakage before it occurs rather than blocking it after the fact. This preliminary design solution eliminates the need for user intervention and provides a fundamental resolution to the tar leakage problem.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The through holes in the top cap have non-uniform inner diameters, with at least one hole having a different diameter from the others. This parameter variation allows differential control of tar flow through different pathways, optimizing both tar leakage prevention and vapor production quality.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If excessive tar flows into the vaporization chamber, then vapor production increases, but burnt smell and dry burning occur

Engineering Contradiction:
Improvevapor productionVSAvoidburnt smell
Core Design Contradiction:
Quantity of substanceVSObject-generated harmful factors

Solution Approach 1:

The non-uniform through holes create optimized flow pathways that regulate tar delivery rate to the heating component. This parameter control ensures sufficient vapor production while preventing excessive tar accumulation that would cause burnt smell and dry burning.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The top cap acts as an intermediary component between the storage chamber and vaporization chamber, mediating the tar flow rate. The non-uniform hole configuration serves as a flow regulation mechanism that balances vapor production needs with prevention of harmful burning effects.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design effectively suppresses the flow rate of tobacco tar, reducing the likelihood of tar leakage and burnt smells, enhancing user experience by ensuring consistent vapor production and preventing dry burning.

Implementation Method 1

The first through hole, the second through hole, and the third through hole are not of a uniform inner diameter

Methodology Applied
Scientific EffectFlow rate control through non-uniform holes:

Implementation Method 2

a heating assembly disposed in the housing and engaged with and interconnected with the top cap

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

heats a vaporizable solution and vaporizes the solution to produce aerial fog for a user to inhale

Methodology Applied
Scientific EffectVaporization: Evaporation

Data Source

PatentUS11259572B2Vaporization device having a top cap for flow rate control
Publication Date: 2022.03.01 SHENZHEN RELX TECH CO LTD
  • US11259572B2 patent drawing
  • US11259572B2 patent drawing
  • US11259572B2 patent drawing

AI summary

This application relates to a vaporization device including a housing, a top cap and a heating assembly. The housing further has a storage chamber and a channel. The top cap further has a first top cap component and a second top cap component. The first top cap component has at least one through hole configured to suppress a flow rate of tobacco tar flowing from the storage chamber into the heating assembly.