Induction Coil Extractor Layout for Efficient Vapor Heating
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Solution Overview
Problem
Existing tobacco-burning products release harmful smoke, and existing heating devices for non-tobacco products face inefficiencies in generating aerosol for inhalation.
Innovation Solution
A vapor generation device with a cavity, susceptor, extractor, induction coil, and electrical contacts that use electromagnetic induction to heat a vapor generation article, concentrating the magnetic field for efficient aerosol production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the induction coil is wound on an outer wall forming a cavity component, then the device structure is simpler, but the magnetic field is less concentrated and heating efficiency is lower
Solution Approach 1:
The induction coil is moved from a external winding on the cavity outer wall to an internal configuration within the cavity space. This dimensional repositioning allows the coil to be surrounded by the vapor generation article, creating a more concentrated magnetic field in the heating zone while maintaining manufacturing feasibility through integrated coil-cavity design
2Productivity
If the induction coil is placed inside the cavity, then the magnetic field concentration improves, but the device complexity increases due to additional electrical contacts and coil positioning structures
Solution Approach 1:
The extractor is designed to serve dual functions: it extracts the vapor generation article from the cavity and simultaneously serves as the support structure and electrical connection carrier for the induction coil. This multi-functionality reduces the need for separate coil mounting brackets and electrical contact structures, thereby reducing overall device complexity while maintaining internal coil placement for optimal magnetic field concentration
Solution Approach 2:
The electrical contact structure is merged with the extractor assembly. The extractor not only performs the extraction function but also integrates the coil support and electrical connectivity, combining multiple functions into a single component to reduce the number of separate parts and simplify the overall device architecture
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 device effectively generates aerosol for inhalation by efficiently heating vapor generation articles using electromagnetic induction, enhancing user convenience and safety.
Implementation Method 1
a susceptor, configured to be penetrated by a changing magnetic field and generate heat, to heat the vapor generation article received in the cavity
Implementation Method 2
an induction coil, configured to generate the changing magnetic field
Data Source
AI summary
A vapor generation device is configured to heat a vapor generation article to generate an aerosol for inhalation, including: a cavity, configured to receive a vapor generation article; a susceptor, configured to be penetrated by a changing magnetic field and generate heat, to heat the vapor generation article received in the cavity; an extractor, at least partially received in the cavity and configured to extract the vapor generation article vapor generation article through movement in an axial direction of the cavity or removal from the cavity; an induction coil, configured to generate the changing magnetic field and held on the extractor; and a first electrical contact, configured to conduct with the induction coil when the extractor is received in the cavity, to supply power to the induction coil.