Milk Frothing Steam Pipe With Venturi Air Control
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Solution Overview
Problem
Existing milk frothing and heating devices are either operator-dependent for froth quality, complex and expensive, or require intricate cleaning processes, lacking simplicity and cost-effectiveness.
Innovation Solution
A device with a steam generator, electromagnetic valve, venturi nozzle, and adjustable air supply, controlled by an electronic device for precise temperature management and froth consistency, allowing for automatic heating and frothing with easy operation and maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If simple manual steam devices are used, then device complexity is low, but froth quality depends on operator skill and is inconsistent
Solution Approach 1:
The device automatically controls steam delivery and air mixing ratios without requiring operator intervention. The system self-regulates the frothing process through automated steam valve control and air supply management, eliminating dependence on barista skill while maintaining consistent froth quality
Solution Approach 2:
The device precisely controls critical parameters including steam flow rate, air mixing ratio, and steam temperature. By automatically maintaining optimal parameter ranges, the system ensures consistent froth quality regardless of operator skill level
2Manufacturing precision
If fully automatic emulsifying devices are used, then froth quality is consistent, but device complexity and production cost increase
Solution Approach 1:
The patent extracts only the essential automated functions needed for consistent froth quality - specifically automated steam control and air mixing - while eliminating unnecessary complex components. This selective automation achieves consistent results without the full complexity and cost of complete automatic emulsifying systems
Solution Approach 2:
The steam pipe assembly serves multiple functions: heating milk, creating foam, and controlling air mixing ratios. By combining these functions into a single integrated component rather than separate systems, the device reduces overall complexity and production cost while maintaining consistent performance
3Manufacturing precision
If fully automatic emulsifying devices are used, then froth quality is consistent, but cleaning complexity increases
Solution Approach 1:
The device is divided into separable components, with the steam pipe assembly being removable and detachable. This segmentation allows the frothing components to be easily accessed, removed, and cleaned separately from the main device body, simplifying maintenance despite automated functionality
4Measurement precision
If manual operation is used, then device complexity is low, but heating control precision depends on operator discretion
Solution Approach 1:
The device incorporates temperature sensors that continuously monitor milk temperature and provide feedback to the control system. This automated feedback loop precisely controls heating by adjusting steam delivery based on real-time temperature measurements, eliminating dependence on operator judgment while maintaining simple overall device structure
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
Ensures consistent high-quality milk froth and heated milk with user-friendly operation, reduced complexity, and cost-effective production, while allowing for easy cleaning and adjustable frothing parameters.
Implementation Method 1
a steam generator (1) which is connected to a steam pipe (3)
Implementation Method 2
a venturi nozzle (5) which is provided with an air supply opening (6)
Implementation Method 3
The stream of steam creates a negative pressure in the suction chamber, which causes milk to be sucked into the suction chamber
Data Source
AI summary
The device has a steam generator (1), and a steam-pipe (3) connected with the steam generator by a steam-pipeline (2) for dipping in milk. A temperature sensor (11) is arranged in the steam pipe for measuring milk temperature, and a control device (13) is connected with the temperature sensor. A venturi nozzle (5) is arranged in the steam pipeline, and is provided with an air-supply opening (6) that is selectively closable by a closing device (8) that is electromagnetically operated by the control device based on an operation mode and the measured milk temperature. Independent claims are also included for the following: (1) a method for foaming milk (2) a method for heating the milk.