Coffee Machine Wireless Rotation Drive for Filter Cup Brewing Control
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Solution Overview
Problem
Existing coffee brewing devices rely on direct-flow or spray-type water outlets, requiring manual operation and high skill, which limits their effectiveness and convenience, and fail to meet consumer demands for professional coffee brewing.
Innovation Solution
A coffee machine with a wireless rotation mechanism using a charging coil and power receiving coil to drive a coffee filter cup to rotate, powered by a motor, allowing for independent cup placement and water spraying to simulate artificial brewing without electrical contact, reducing friction and enhancing brewing efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a direct-flow or spray-type water outlet is used for brewing coffee, then the brewing process can be simplified, but the brewing effect is seriously affected and professional coffee brewing skills are required
Solution Approach 1:
The patent replaces the traditional mechanical water outlet system with a rotation-driven brewing system. The coffee filter cup rotates to control water flow through its side wall, substituting the mechanical spray mechanism with a rotational motion-controlled filtration process that achieves professional brewing effects automatically
Solution Approach 2:
The patent introduces dynamic rotation of the coffee filter cup to control the brewing process. The cup rotates at controlled speeds (1-10 rpm) to regulate water flow and extraction, transforming the static brewing process into a dynamic one that automatically achieves professional brewing effects without requiring manual skill
2Reliability
If manual operation is used for professional coffee brewing, then high skill level is required, but the operation becomes complex and is easily limited by consumer capability
Solution Approach 1:
The coffee filter cup performs self-rotation automatically without external mechanical drive. The rotating cup controls its own water flow and brewing process, eliminating the need for complex manual operations while maintaining professional brewing quality through automated self-regulation
Solution Approach 2:
The coffee filter cup integrates multiple functions: filtration, rotation drive, and water flow control. This multi-functional design simplifies the overall system by eliminating separate components for each function, reducing operational complexity while maintaining professional brewing capability
3Power
If electrical contact structure is used to drive the coffee filter cup, then power can be supplied, but the structure is afraid of water washing and reliability is reduced
Solution Approach 1:
The patent replaces electrical contact-based power transmission with wireless electromagnetic induction. The charging coil in the base and power receiving coil in the cup holder enable contactless power transfer, eliminating electrical contacts that would be vulnerable to water damage
Solution Approach 2:
The patent introduces electromagnetic fields as an intermediary for power transmission between the base and the coffee filter cup. This intermediary mechanism enables wireless power transfer without direct electrical contact, protecting the system from water-related electrical hazards
4Productivity
If the coffee filter cup is stationary during brewing, then the structure is simple, but the brewing efficiency and taste quality are limited
Solution Approach 1:
The coffee filter cup rotates by itself without external mechanical drive mechanisms. The rotating cup controls water flow through its side wall during brewing, achieving enhanced brewing efficiency and taste quality through automatic rotation while maintaining structural simplicity
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 enables convenient, professional-grade coffee brewing with reduced production costs, improved taste, and strong reliability, addressing the limitations of manual operation and enhancing the brewing process while minimizing the risk of electrical contact with water.
Implementation Method 1
the machine body is provided with a charging coil, the cup holder is provided with a power receiving coil, and the power receiving coil is provided corresponding to the charging coil
Implementation Method 2
a motor is provided on the cup holder, and the motor is capable of obtaining power through the power receiving coil to drive the annular bracket to rotate
Implementation Method 3
the upper and lower end faces of the annular bracket are provided with first convex rings for reducing friction force, and the first convex rings are in contact with the bottom plate
Data Source
Figure 1
Figure 2~3
AI summary
A coffee machine for wirelessly driving a coffee filter cup to rotate relates to a coffee brewing device. The coffee machine comprises a machine body (2) and a cup holder (5), wherein an annular frame (508) is provided on the cup holder (5), an annular bracket (507) for supporting a coffee filter cup is provided in the annular frame (508), and the annular bracket (507) is rotatable relative to the annular frame (508); the machine body (2) is provided with a charging coil (207), the cup holder (5) is provided with a power receiving coil (503), and the power receiving coil (503) is provided corresponding to the charging coil (207); a motor (504) is provided on the cup holder (5), and the motor (504) is capable of obtaining power through the power receiving coil (503) to drive the annular bracket (507) to rotate, thereby driving the coffee filter cup to rotate. The present disclosure has the advantages of convenient and professional operation, low production and manufacturing cost, good effect, strong reliability and the like.