Capsule Brewing Chamber Layout to Prevent Coffee Pod Jamming
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Solution Overview
Problem
Conventional capsule coffee machines experience jamming issues due to the inability to directly insert capsules into the main brewing chamber, leading to operational instability and high maintenance costs.
Innovation Solution
The capsule brewing unit design allows direct capsule insertion by adjusting the opening direction of the main brewing chamber to be vertically upward, with an included angle ranging from 45° to 90°, and incorporates a discharge mechanism to prevent capsule movement during return, utilizing a gear drive mechanism for operation and a puncture mechanism for brewing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If capsules are vertically inserted into a clamping element, then capsules can be loaded into the brewing chamber, but jamming occurs due to misalignment and fixed chamber position
Solution Approach 1:
Instead of inserting capsules vertically into a clamping element as in conventional machines, this invention inverts the approach by allowing capsules to be directly placed into the brewing chamber from the top. The brewing chamber is designed with a top opening that accepts capsules in their natural orientation, eliminating the need for vertical insertion into clamping elements and subsequent mechanical loading.
Solution Approach 2:
The brewing chamber is designed with movable walls or components that can dynamically adjust to accommodate capsules placed at slightly different positions. This dynamic adaptation prevents jamming by allowing the chamber to self-adjust rather than requiring precise initial placement, thereby improving both ease of operation and reliability.
2Productivity
If the main brewing chamber is placed horizontally with small distance to brewing plate, then brewing efficiency is improved, but users cannot directly insert capsules due to blockage
Solution Approach 1:
The invention introduces a vertical dimension for capsule insertion by providing a top opening in the brewing chamber. Users can insert capsules vertically from the top, while the brewing chamber itself remains horizontally positioned close to the brewing plate for efficient brewing. This multi-dimensional approach resolves the conflict between brewing efficiency and ease of operation.
3Extent of automation
If mechanical drive mechanism is used for capsule movement, then automated loading is achieved, but jamming occurs when capsules are misplaced
Solution Approach 1:
The brewing chamber design allows capsules to be directly placed by users without requiring complex mechanical drive mechanisms for automated loading. The chamber's geometry and movable components enable the system to self-adjust and accommodate capsules, reducing reliance on complex automation that is prone to jamming when capsules are misplaced.
Data Source
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AI summary
The present invention is related to a capsule brewing unit, comprising a bracket, a first brewing member and a second brewing member that are separately disposed on the bracket as well as a driving mechanism that drives the first brewing member to move relatively to the second brewing member; on the first brewing member is disposed with a main brewing chamber to accommodate capsules and on the second brewing member is disposed with a brewing plate that cooperates with the main brewing chamber to form a brewing room. When the first brewing member is at the initial position, the opening of the main brewing chamber faces upwards. During the movement of the first brewing member, the dynamic included angle formed between the opening direction of the main brewing chamber and the vertically upward direction is smaller than 90°. The capsule brewing unit provided by the invention solves the problems of jamming and inconvenient placement of the capsules that frequently occurred to conventional capsule brewing units. Moreover, a capsule coffee machine equipped with such capsule brewing unit is also described in the present invention.