Voice-Controlled Water Discharge Nozzle with Adaptive Flow
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Solution Overview
Problem
Existing water discharge devices require multiple button manipulations to dispense a desired amount of water, especially for large quantities, and can lead to overflow or burns from hot water, due to a fixed flow rate and lack of efficient container size adaptation.
Innovation Solution
A water discharge device that uses voice recognition to control the amount and temperature of water dispensed, featuring a vertically and horizontally movable nozzle with sensors to adjust height and prevent splashing, allowing for precise water delivery without manual button pressing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed flow rate is used for water discharge, then the control system is simple, but the device cannot adapt to different container sizes and requires multiple button presses for large amounts of water
Solution Approach 1:
The water discharge device dynamically adjusts the flow rate based on the detected container size. The controller modifies the flow rate parameter in real-time according to the container's capacity detection, transforming a static fixed-flow system into a dynamic adaptive system that optimizes water dispensing for different container volumes.
Solution Approach 2:
The device implements a feedback mechanism where the controller detects container size characteristics and uses this information to adjust the flow rate accordingly. This closed-loop control allows the system to adapt to different container sizes automatically, eliminating the need for manual intervention or multiple button presses.
2Ease of operation
If manual button pressing is required to control water discharge, then the device structure is simple, but the operation becomes cumbersome for large amounts of water
Solution Approach 1:
The water discharge device performs self-service by automatically detecting container size and adjusting flow rate without requiring user intervention. The system independently determines the appropriate water amount and dispensing rate, eliminating the need for users to press buttons multiple times or manually control the discharge process.
Solution Approach 2:
The device replaces manual mechanical button pressing with an automated sensing and control system. The controller uses detection mechanisms to identify container characteristics and automatically adjusts water discharge parameters, substituting mechanical user interaction with electronic control and automation.
3Productivity
If hot water is dispensed at high flow rate, then the water delivery is efficient, but the risk of burns and splashing increases
Solution Approach 1:
The device dynamically changes water discharge parameters including flow rate and temperature based on detected container characteristics. For hot water dispensing, the system adjusts the flow rate and temperature parameters to optimal levels that maintain efficiency while minimizing burn risk and splashing, rather than using fixed high-flow settings.
Data Source
AI summary
A water discharge device includes a case, a microphone, a voice recognition module, a speaker, a first elevation cover connected to the case, a second elevation cover configured to move upward and insert into an inside of the first elevation cover, an elevation motor connected to the second elevation cover, a water discharge nozzle disposed at a lower end of the second elevation cover, a water discharge valve configured to regulate water flow toward the water discharge nozzle, a flow sensor configured to sense a flow rate of the water flow, a sensor disposed at the second elevation cover and configured to, based on the second elevation cover moving downward, sense whether the sensor contacts a container disposed below the second elevation cover, and a controller configured to control operation of the elevation motor and the water discharge valve.