Seed Germination Cylinder Side Venting for Gas Discharge and Water Retention
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Solution Overview
Problem
Existing seed germination machines face issues with inefficient gas and water discharge, leading to poor germination consistency and high energy consumption due to limited gas outlets on the end portion of the cylinder, which can cause water splashing and require frequent atomization.
Innovation Solution
A seed germination rotating cylinder with grooves and protrusions on its surface, allowing gas to be discharged from the side and water to be retained, ensuring continuous water supply during rotation, integrated with annularly distributed openings and a separate gas outlet to enhance discharge efficiency and reduce energy consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If gas outlets are only defined on an end portion of the seed germination cylinder, then the structure is simple, but waste gas in the seed germination cylinder at a position distal from the end portion is difficult to effectively discharge, causing poor discharging of gas
Solution Approach 1:
The gas discharge function is segmented into multiple locations: end portion gas outlets and side surface gas outlets (through grooves and protrusions). This segmentation allows waste gas to be discharged from multiple positions simultaneously, improving overall gas discharge efficiency while maintaining structural simplicity through modular design elements.
Solution Approach 2:
The gas discharge system transitions from a one-dimensional end-only discharge to a two-dimensional discharge system by adding side surface outlets through grooves and protrusions. This dimensional expansion enables gas to escape from multiple spatial locations, effectively addressing the poor discharge problem at distal positions.
2Object-affected harmful factors
If the gas outlets are used for discharging water, then water drops may be splashed out of the seed germination cylinder, but if the cylinder cannot store water, then a relatively high atomization frequency is required and energy consumption is relatively large
Solution Approach 1:
Different regions of the cylinder are assigned different functions: the groove-protrusion structure on the side surface is optimized for gas discharge with appropriate opening positions to prevent water splashing, while the end portion gas outlets are positioned and sized to handle both gas and water discharge. This local differentiation allows the system to store water without excessive splashing while reducing atomization frequency and energy consumption.
Solution Approach 2:
The system dynamically adapts its discharge behavior based on operating conditions. The groove and protrusion structure provides adjustable gas discharge capability that responds to internal pressure changes, allowing the cylinder to maintain water storage while controlling splashing through dynamic pressure-equilibrium between the groove openings and internal atmosphere.
Data Source
AI summary
A seed germination rotating cylinder and a seed germination machine are provided. The seed germination rotating cylinder includes a cylinder body, a seed germination chamber is defined in the cylinder body. At least one groove is defined on an outer side surface of the cylinder body, at least one protrusion corresponding to the at least one groove is disposed on an inner wall of the seed germination chamber. At least one opening is defined on a surface of the at least one protrusion, the at least one opening is communicated with the at least one groove, a height difference is formed between a connection of the at least one protrusion and the inner wall of the seed germination chamber and an opening beginning position of the at least one opening.