Vending Machine Storage Chamber Segmentation for Continuous Dispensing
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Solution Overview
Problem
Vending machines often stop dispensing products until their temperature reaches a suitable range, leading to lost sales opportunities and potential temperature deviations of stored products, especially when the suitable temperature range is narrow.
Innovation Solution
A product storage device with multiple chambers that can be switched between preliminary and dispensing states, allowing continuous dispensing of products at suitable temperatures by controlling the temperature and reloading chambers to maintain product freshness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If products are loaded before stored products are sold out to prevent stopping of dispensing, then sales opportunities are maintained, but the temperature inside the product accommodation space changes causing stored products to fall outside the suitable temperature range
Solution Approach 1:
The product accommodation space is divided into multiple independent chambers (first chamber and second chamber). This segmentation allows one chamber to be reloading while the other continues dispensing, preventing temperature changes in the dispensing chamber while maintaining continuous product availability.
Solution Approach 2:
The system performs preliminary reloading action in one chamber while the other chamber is still dispensing. The control unit switches between chambers so that reloading is always happening in advance in the non-dispensing chamber, ensuring continuous dispensing of temperature-stable products.
2Reliability
If the sale of products is stopped until loaded products reach suitable temperature, then product temperature suitability is ensured, but sales opportunities are lost
Solution Approach 1:
By segmenting the accommodation space into multiple chambers, the system ensures that at least one chamber is always in dispensing mode with temperature-suitable products, while another chamber undergoes reloading. This eliminates stopping while maintaining temperature reliability.
Solution Approach 2:
The control unit manages chamber switching to ensure continuous dispensing action. While one chamber completes its reloading cycle, the other chamber continuously dispenses temperature-suitable products, eliminating any interruption in useful action.
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
Enables continuous dispensing of products at suitable temperatures even when the temperature range is narrow, preventing temperature deviations and maintaining product freshness by sequentially switching chambers and reloading them appropriately.
Implementation Method 1
a cooling device for cooling the product storage chambers
Implementation Method 2
a heating device for heating the product storage chambers
Data Source
AI summary
A product storage device (1) includes: first and second product storage chambers (52, 53) for storing products and for cooling or heating the stored products; a product delivery port (31) to which a product stored in the first or second product storage chamber (52, 53) is dispensed; and a control unit (10) configured to set one of the first and second product storage chambers (52, 53) as a preliminary chamber in which stored products are not available for dispensing and set the other as a product dispensing chamber in which stored products are available for dispensing, and configured to sequentially change product storage chambers to be set as the preliminary chamber.