Beverage preparation machine with handy drop stop
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Solution Overview
Problem
Beverage preparation machines face operational failures due to thermal and mechanical stress, as well as clogging from beverage residues, which affects the mobility and functionality of beverage guides, leading to inefficient waste liquid management and potential spills into the dispensing area.
Innovation Solution
A beverage preparation machine with a movable directing guide that can be easily removed and replaced, featuring a bistable resilient arrangement and a locking mechanism, allowing for seamless transition between dispensing and non-dispensing positions, ensuring effective waste liquid management and preventing residue buildup.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a mobile beverage guide is used to direct waste liquid, then beverage directionality is improved, but the guide is exposed to thermal/mechanical stress and beverage residues leading to operational failure
Solution Approach 1:
The beverage guide is extracted from the stationary housing and made removable. The guide can be taken out for cleaning and maintenance, preventing operational failure from residue buildup while maintaining its function during operation.
Solution Approach 2:
The beverage guide is designed with movable parts including a pivotable guide element that can switch between dispensing and non-dispensing positions. This dynamic design allows the guide to adapt to different operational states while the removable feature addresses reliability concerns.
2Ease of repair
If a removable support frame is used for the directing guide, then ease of maintenance and cleaning is improved, but device complexity increases
Solution Approach 1:
The beverage guiding system is segmented into modular components: a removable support frame, a directing guide assembly, and a locking mechanism. This segmentation enables easy maintenance of individual parts while the standardized interface minimizes overall complexity.
Solution Approach 2:
The locking mechanism is pre-configured to automatically engage when the support frame is inserted, and a release element allows easy disengagement. This preliminary setup of the locking system simplifies the removal and reinstallation process despite the added structural components.
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 solution enhances the machine's operational lifespan by allowing easy maintenance and cleaning, reducing the risk of clogging and malfunction, while ensuring efficient beverage and waste liquid directionality, thus maintaining performance and hygiene.
Implementation Method 1
a bistable resilient arrangement
Data Source
AI summary
A machine (1) for dispensing a beverage (100) has a beverage processing unit (5), a stationary frame (4) and a beverage directing guide (10) that is mounted to the stationary frame (4) and that is movable relative to the stationary frame (4) from: a dispensing position for directing by the directing guide (10) said beverage (100) to an area (2) for placing a user-recipient; to a non-dispensing position for directing by the directing guide (10) waste liquid (101) to a waste collector (3); and vice versa. The beverage processing unit (5) has a beverage guide (50) and a unit outlet (51) via which liquid is passed from the beverage guide (50) to the directing guide (10) located below the unit outlet (51). The stationary frame (4) has a seat (52) above the placing area (2), the directing guide (10) being supported by a removable support frame (16) that is: inserted in the seat (52) so that the directing guide (10) is movable between its dispensing and non-dispensing positions; and user-removable with the directing guide (10) from the seat (52) for removing the directing guide (10) from the stationary frame (4).