E-Cigarette Atomizer Grooves for Condensation Blockage Prevention

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Solution Overview

Problem

Existing electronic cigarettes face issues with e-liquid blockage due to condensation, leading to inefficient vapor production and potential device malfunction.

Innovation Solution

The electronic cigarette design incorporates a gear grooved or knurling grooved head in the atomizer, which allows bubble release and prevents e-liquid blockage, combined with a pneumatic switch-driven heating tube to maintain e-liquid in a free state, ensuring smooth vapor flow and preventing pipe blockages.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional atomizer structure is used, then the device structure is simple, but e-liquid blockage occurs due to condensation

Engineering Contradiction:
Improveprevention of e-liquid blockageVSAvoidatomizer structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The atomizer head is segmented into multiple functional zones including gear grooves for bubble release, knurling grooves for liquid distribution, and a heating zone. This segmentation allows each zone to perform a specific function that collectively prevents e-liquid blockage while maintaining manageable structural complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The atomizer incorporates porous materials in the form of gear grooves and knurling patterns that allow controlled passage of e-liquid and vapor. These porous structures prevent condensation blockage by maintaining proper fluid flow paths while adding minimal structural complexity

Inventive Principle:
Principle #31Porous materials

2Productivity

If e-liquid is kept in a free state through heating, then vapor production is consistent, but energy consumption increases

Engineering Contradiction:
Improvevapor production consistencyVSAvoidheating energy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The pneumatic switch controls the heating tube to operate in periodic cycles rather than continuously. The heating element is activated only when vapor flow is detected through the pneumatic switch, maintaining consistent vapor production while significantly reducing overall energy consumption compared to continuous heating

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The pneumatic switch provides feedback control by detecting vapor flow conditions and regulating heating tube operation accordingly. This feedback mechanism ensures consistent vapor production by maintaining heating only when needed, optimizing energy usage while preserving productivity

Inventive Principle:
Principle #23Feedback

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 enhances the compactness and usability of the device by preventing e-liquid blockages, ensuring consistent vapor production and extending the device's operational life by maintaining the e-liquid in a heated, free state.

Implementation Method 1

a pneumatic switch-driven heating tube to maintain e-liquid in a free state

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

a pneumatic switch-driven heating tube

Methodology Applied
Scientific EffectPneumatic detection:

Data Source

PatentUS11255434B2Electronic cigarette
Publication Date: 2022.02.22 ASPIRE NORTH AMERICA LLC
  • US11255434B2 patent drawing
  • US11255434B2 patent drawing
  • US11255434B2 patent drawing

AI summary

An electronic cigarette, including an atomization assembly and a battery assembly. The atomization assembly includes a mouthpiece, a glass tube, a first seal ring sealing the glass tube, an atomizer, and an atomization core. The atomization core comprises a silica seal, a silica vent, a ceramic core, a pedestal, a first insulation ring, a heating tube, and a first joint. The battery assembly includes a second joint, a second insulation ring, a threaded ring, a first elastic electrode part, a spring, a second elastic electrode part, a third elastic electrode part, a third insulation ring, a magnet, a silica sleeve, a steel tube, a compression ring, a control plate, a battery core, a first inner casing, a first outer casing, a middle casing, a first silica gasket, a first button, a transparent film, a second button, a second silica gasket, a second outer casing, and a second inner casing.