Rotating Smoke Collecting Device Adsorption Block
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current cigarette smoke capturing devices face issues with cumbersome operation, low reproducibility, and inefficiency in capturing volatile organic compounds due to 'dead volume' and pressure drop, particularly when using adsorption tube methods and cold solution absorption techniques.
Innovation Solution
A rotating smoke collecting device with an adsorption block containing solid adsorbent material and a Cambridge filter, which allows for effective capture and analysis of volatile organic compounds at room temperature, featuring a detachable design for easy material replacement and improved gas flow, ensuring accurate determination of smoke components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cold solution absorption method is used to capture volatile organic compounds, then capture effectiveness is improved, but operation complexity increases and device complexity increases
Solution Approach 1:
The patent extracts the adsorption function from the complex cold solution absorption system and concentrates it into a single adsorption tube containing solid adsorbent material. This simplifies the device structure while maintaining capture effectiveness for volatile organic compounds.
Solution Approach 2:
The patent changes the operational parameters from cold temperature (-70°C) to room temperature operation. This eliminates the need for complex cooling systems while maintaining effective capture of volatile organic compounds through the adsorption tube.
2Device complexity
If adsorption tube method is used to capture volatile organic compounds, then device simplicity is improved, but measurement precision deteriorates due to dead volume and pressure drop
Solution Approach 1:
The patent segments the adsorption tube into distinct functional zones with different adsorbent materials optimized for specific volatile organic compounds. This segmentation allows each zone to perform its specific function efficiently, reducing dead volume and improving measurement precision while maintaining device simplicity.
3Reliability
If two collection bottles with cold methanol are used, then capture effectiveness is improved, but ease of operation deteriorates
Solution Approach 1:
The patent extracts the capture function from the complex two-bottle cold methanol system and consolidates it into a single adsorption tube that operates at room temperature. This eliminates the need for multiple bottles and complex cooling procedures while maintaining effective capture of volatile organic compounds.
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 provides simple operation, high reproducibility, and effective capture of volatile organic compounds with reduced organic solvent consumption, achieving accurate results comparable to standard methods and suitable for large-volume sample analysis.
Implementation Method 1
an adsorption block (1), an upper collector cover (2), a lower collector cover (3)... the adsorption block is located in the hollow upper cover inner cavity (4)
Data Source
Figure 1~2
Figure 3~4
Figure 5
AI summary
A rotating smoke collecting device and method for using the same to analyze cigarette smoke are provided; the device comprises an adsorption block (1), an upper collector cover (2), a lower collector cover (3), a hollow upper cover inner cavity (4), a retaining plug (5) and a Cambridge filter (6); the internal portion of the upper collector cover (2) is provided with the hollow upper cover inner cavity (4); and the adsorption block (1) is located in the hollow upper cover inner cavity (4). The device is easy and convenient to operate, and has good assaying repeatability and small consumption of an organic solvent, and a sample test result has no significant difference with a sample test result of a standard method; in addition, the device can collect a volatile organic compound at a room temperature, and is suitable for the analysis of large-batch samples.