Atomizer Adjusting Assembly Top Air Inlet Leakage Prevention

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Solution Overview

Problem

Electronic cigarettes suffer from leakage issues due to smoke liquid leaking from the storage chamber through the atomizing assembly, affecting user experience and device functionality, and existing leak-proof structures are complex and unreliable.

Innovation Solution

An atomizer design featuring an adjusting assembly with a substrate and rotatable adjusting member that controls air inlet and injecting hole exposure, combined with a collecting device to prevent liquid leakage, allowing air intake and liquid injection at the top end, eliminating the need for a bottom air inlet and simplifying the structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a leak-proof structure is added to prevent smoke liquid leakage, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improveleak-proof performanceVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent inverts the traditional leak-proof approach by placing the air inlet at the top end of the atomizing assembly instead of the bottom end. This inversion allows the air inlet to be integrated with the adjusting assembly, eliminating the need for separate leak-proof structures and achieving both reliability and simplicity simultaneously

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The patent merges the air inlet function with the adjusting assembly by integrating the air inlet channel into the substrate. This combination eliminates the need for separate leak-proof structures while maintaining reliable liquid containment, as the integrated design reduces potential leakage points

Inventive Principle:
Principle #5Merging (Combining)

2Device complexity

If air inlet is placed at the bottom end of atomizing assembly, then traditional structure is maintained, but device complexity increases and leakage risk increases

Engineering Contradiction:
Improvestructure simplicityVSAvoidleakage resistance
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent inverts the traditional air inlet positioning from the bottom end to the top end of the atomizing assembly. This inversion enables integration with the adjusting assembly, simplifying the overall structure while improving reliability by eliminating separate air inlet components that could be sources of leakage

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS10631573B2Atomizer and aerosol generating device using the same
Publication Date: 2020.04.28 CHANGZHOU JUWEI INTELLIGENT TECH CO LTD
  • US10631573B2 patent drawing
  • US10631573B2 patent drawing
  • US10631573B2 patent drawing

AI summary

An atomizer for an electronic cigarette includes an atomizing assembly, an adjusting assembly, a bottom cover, and a collecting device. The collecting device and the atomizing assembly are arranged on the bottom cover. The adjusting assembly includes a substrate with an injecting hole and an adjusting member. Size of the injecting hole is adjustable by rotating the adjusting member. The present application also provides another embodiment, which includes an atomizing assembly with an atomizer head and an air inlet pipe, and an adjusting assembly with an air inlet in fluid communication with the outside. One end of the air inlet pipe is communicated with the bottom of the atomizer head, and the other end of the air inlet pipe is in fluid communication with the air inlet. The atomizers have an anti-leakage function. The present application also provides an aerosol generating device with the atomizer.