Modular Infusion Group Structure for Compact Coffee Machines
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Solution Overview
Problem
Traditional coffee machines are bulky, complex, and inefficient, with difficult maintenance and performance limitations due to the structure of the infusion group, and require lengthy preheating times between cycles.
Innovation Solution
A coffee machine design featuring a modular infusion group with a removable infusion cylinder and carrier system, allowing easy access and maintenance, and utilizing thermal energy recovery for rapid preheating, resulting in a compact, high-performance machine that produces consistently hot drinks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the infusion group has its own support frame mounted on the casing, then the structure is stable, but the machine becomes bulky and the mounting becomes difficult and costly
Solution Approach 1:
The support frame of the infusion group is merged with the machine casing, eliminating the need for a separate frame structure. The infusion group is directly mounted to the casing, which provides structural support, thereby reducing the overall number of components and machine bulk while maintaining structural stability.
Solution Approach 2:
The machine casing serves multiple functions: it acts as both the external housing and the support structure for the infusion group. This multi-functional design eliminates the dedicated support frame, reducing complexity and volume while maintaining the necessary structural integrity.
2Volume of stationary object
If the infusion group structure is compacted beyond a certain limit, then the machine becomes more compact, but the design constraints increase and the number of components increases
Solution Approach 1:
By merging the support frame function into the casing and integrating the carrier system, the design achieves compactness without increasing component count. The infusion cylinder can be removed as a single unit, maintaining simplicity while enabling compact configuration.
Solution Approach 2:
The infusion group is segmented into removable components (infusion cylinder, carrier) that can be easily accessed and maintained. This segmentation allows for compact arrangement of components while maintaining design simplicity through modular architecture.
3Ease of repair
If the infusion cylinder is made dismountable for cleaning and maintenance, then maintenance accessibility is improved, but the structural complexity of the infusion group increases
Solution Approach 1:
The infusion cylinder is designed as a separate, removable component that can be easily detached from the carrier for cleaning and maintenance. This segmentation provides excellent maintenance accessibility while keeping the overall structure simple through clear functional separation.
Solution Approach 2:
The infusion cylinder is extracted as a standalone removable unit from the infusion group, allowing it to be easily removed for maintenance without disassembling the entire group. This extraction approach improves accessibility while maintaining structural simplicity through a straightforward removal mechanism.
4Loss of time
If long pauses occur between functioning cycles, then the machine can rest, but the preheating time increases to reach optimal temperature
Solution Approach 1:
The system performs preliminary heating actions during idle periods or between cycles to maintain optimal temperatures. The hydraulic circuit components are preheated in advance, so when a new cycle begins, the system is already at the required temperature, eliminating lengthy preheating waits.
Solution Approach 2:
The heating system operates continuously or in a sustained manner to maintain thermal energy in the hydraulic circuit components. This continuous thermal action ensures that even after long pauses, the system quickly returns to optimal operating temperature without requiring extended preheating time.
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 design enhances maintenance simplicity, reduces bulk, and ensures consistent high-quality coffee production even after extended rest periods by enabling quick preheating and efficient thermal energy reuse.
Implementation Method 1
utilizing thermal energy recovery for rapid preheating
Data Source
AI summary
The coffee machine comprises an infusion group having a main body formed by a shell delimiting a space for the movement of an infusion cylinder between a position of engagement with a closure piston for the creation of an infusion chamber and a position of disengagement from the closure piston for the loading of a coffee powder load, the infusion cylinder being rigidly supported by a rotatable carrier, a removable reciprocal engagement member between the infusion cylinder and the carrier being provided for the extraction of said infusion cylinder from a window of the shell, outside said shell, a translation member being further provided for translation of the carrier.