Electronic Cigarette Stem With Shared Air Inlet and Charging Port

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Solution Overview

Problem

Existing electronic cigarette stems require separate ventilation and charging structures, leading to a complex structure that affects production efficiency and increases costs.

Innovation Solution

The electronic cigarette stem integrates an air inlet and charging port, forming an airflow channel that allows both ventilation and charging through a single opening, simplifying the structure and reducing production complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If separate air vent and charging port structures are used, then ventilation and charging functions are achieved, but device complexity increases and production efficiency decreases

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

Solution Approach 1:

The patent combines the air vent and charging port into a single integrated structure. The charging port is positioned within the air vent opening, allowing both ventilation and charging functions to share the same structural space. This merging eliminates the need for separate ports, simplifying the overall device structure and reducing assembly steps, thereby improving production efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The air vent structure is designed to serve multiple functions: it provides ventilation for the battery box while simultaneously housing the charging port for external power supply connection. This multi-functional design allows a single structure to fulfill both airflow passage and electrical charging purposes, reducing the total number of components needed and simplifying the device architecture.

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

2Device complexity

If separate air vent and charging port structures are used, then ventilation and charging functions are achieved, but production cost increases

Engineering Contradiction:
Improvestructure complexityVSAvoidproduction cost
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

The patent combines the air vent and charging port into a single integrated structure. The charging port is positioned within the air vent opening, allowing both ventilation and charging functions to share the same structural space. This merging eliminates the need for separate ports, simplifying the overall device structure and reducing assembly steps, thereby improving production efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The air vent structure is designed to serve multiple functions: it provides ventilation for the battery box while simultaneously housing the charging port for external power supply connection. This multi-functional design allows a single structure to fulfill both airflow passage and electrical charging purposes, reducing the total number of components needed and simplifying the device architecture.

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

Data Source

PatentUS20260076416A1Electronic cigarette stem and an electronic cigarette
Publication Date: 2026.03.19 LUXSHARE PRECISION IND SHENZHEN
  • US20260076416A1 patent drawing
  • US20260076416A1 patent drawing
  • US20260076416A1 patent drawing

AI summary

The embodiments of the present disclosure provides an electronic cigarette and an electronic cigarette stem comprising a battery box, a bottom cover and a charging connection module. The battery box forms a first accommodating cavity, and both ends of it are respectively provided with an air outlet and a first through hole. The bottom cover and the battery box form a second accommodating cavity. The charging connection module is in the second accommodating cavity; an output terminal is arranged in the first accommodating cavity through the first through hole; an input terminal is connected to an external power supply through an air inlet. The air inlet, the second accommodating cavity, the first through hole, the first accommodating cavity and the air outlet form an airflow channel connecting an atomizer. Using the air inlet for both air admission and charging can simplify structure, improve production efficiency and reduce production cost.