Smart Fill System for Bathtub Overflow Prevention
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Solution Overview
Problem
Current bathtub filling systems require manual temperature testing and lack precise control over water flow and level, leading to frequent overflow issues due to inadequate overflow drain capacity and lack of automated regulation.
Innovation Solution
A smart fill water system utilizing wireless technology for remote operation and control, featuring sensors and solenoids to regulate hot and cold water flow, temperature, and water level, with a sensor beneath the waterspout to prevent overflow and auto-shutoff, compatible with single or dual unit configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If manual temperature testing is used, then simplicity is maintained, but temperature precision and reliability deteriorate
Solution Approach 1:
The patent replaces manual mechanical temperature testing with automated electronic sensors and control systems. Temperature sensors continuously monitor water temperature, and electronic control mechanisms automatically adjust hot and cold water flow to achieve precise temperature control, eliminating the need for manual skin contact testing.
Solution Approach 2:
The system performs self-regulation of temperature and flow rate through automated feedback control. Sensors monitor water parameters and the control system automatically adjusts valves and flow without requiring manual intervention, enabling the system to serve itself in maintaining optimal conditions.
2Reliability
If overflow drain capacity is increased, then overflow prevention is improved, but device complexity and cost increase
Solution Approach 1:
The system performs preliminary control of water flow rate before water enters the tub. By regulating the incoming flow rate through electronic control valves, the system prevents overflow conditions from arising in the first place, rather than relying on overflow drains to handle excess water.
Solution Approach 2:
The system uses sensors to continuously monitor water level and flow conditions, providing feedback to the control system. This feedback mechanism allows the system to automatically adjust flow rate in real-time to prevent overflow, replacing the need for oversized overflow drains.
3Measurement precision
If automated temperature and flow control is implemented, then temperature precision and flow control are improved, but device complexity increases
Solution Approach 1:
The control system integrates multiple functions into a single unified system that handles temperature regulation, flow rate control, and overflow prevention simultaneously. This multi-functional approach reduces overall system complexity compared to having separate systems for each function.
Solution Approach 2:
The patent combines temperature sensors, flow sensors, control valves, and electronic control circuitry into an integrated assembly. By merging these components into a single control unit, the system achieves precise control while minimizing the complexity of separate independent systems.
4Ease of operation
If remote operation capability is added, then ease of operation is improved, but device complexity and energy consumption increase
Solution Approach 1:
The system uses wireless communication protocols as an intermediary to transmit control signals between the user's mobile device and the bathtub control system. This intermediary layer enables remote operation without requiring direct physical connection, simplifying the user interface while adding controlled complexity in the communication layer.
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
Provides users with total control over bathtub filling, preventing overflow and ensuring precise temperature and flow rate management, enhancing safety and reducing water waste through automated monitoring and adjustment.
Implementation Method 1
The system includes solenoids that can open and close to permit or stop the passage of water
Implementation Method 2
The sensors incorporated into the system prevent overflow while adjusting the temperature and flow velocity of the water
Data Source
AI summary
A smart fill system includes one or more modules in connection with one or more water lines for regulating the temperature and flow rate of water into a vessel. The modules include a solenoid configured to regulate water flow through the module. A display is used to inform a user of information such as temperature of the water, flow rate, and fill level. A sensor is in electrical communication with the modules and is configured to detect the combined temperature of the water released from the modules. The sensor is configured to detect the water level and the module may automatically shut off the water at a predetermined water fill depth. A remote electronic device may be used to permit wireless control of the module.