Self-Powered Showerhead Water Flow Energy Harvesting
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Solution Overview
Problem
Conventional multifunctional showerheads requiring electricity for additional features face inconvenience due to the need for frequent battery replacement, as batteries tend to become moist and dysfunctional.
Innovation Solution
A self-powered showerhead is designed with a power generator that harnesses water flow to produce electricity, coupled with a power monitor module to ensure voltage quality and control the power supply, and a control module for managing functions like temperature display and communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a battery is disposed in the showerhead to supply electricity for additional functions, then the showerhead can perform multifunctional operations, but the battery tends to become moist and needs repeated replacement
Solution Approach 1:
The patent extracts the battery from the showerhead system and replaces it with an external power source. The power generator is disposed outside the showerhead main body, connected via a power cable, thereby eliminating the battery compartment that would be exposed to moisture inside the showerhead while still providing the necessary electrical power for multifunctional operations.
Solution Approach 2:
The patent introduces a power cable as an intermediary element to transmit electrical power from the external power generator to the showerhead. This mediator allows the showerhead to receive power without containing a battery, thus avoiding the moisture exposure problem while maintaining multifunctional capabilities.
2Adaptability or versatility
If a battery is disposed in the showerhead to supply electricity, then additional functions can be enabled, but frequent battery replacement becomes inconvenient for users
Solution Approach 1:
By extracting the battery from the showerhead and using an external power generator, the patent eliminates the need for users to access and replace batteries inside the showerhead. The external power source can be replaced or recharged without disassembling the showerhead, significantly improving user convenience while maintaining additional functions.
Solution Approach 2:
The patent implements a system where the power generator can be recharged or replaced independently by the user without requiring technical expertise or disassembly of the showerhead. The modular design allows users to easily maintain the power supply system themselves, enhancing ease of operation.
3Reliability
If a power generator is disposed in the main body to generate electricity from water flow, then battery replacement is eliminated, but the device complexity increases
Solution Approach 1:
The patent segments the power generation system from the showerhead main body, placing the power generator externally and connecting it via a power cable. This segmentation reduces the complexity within the showerhead itself while maintaining the ability to generate electricity from water flow, as the generator can be positioned where it can access water flow without complicating the showerhead 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
The self-powered showerhead eliminates the need for battery replacement by generating electricity from water flow, providing reliable power for electronic features while ensuring efficient operation and convenience for users.
Implementation Method 1
a power generator disposed in the main body; the power generator communicates with the inlet so that the water flow from the inlet can drive the power generator to generate electric power
Data Source
AI summary
The showerhead includes a main body; a power generator disposed in the main body; a power monitor module, disposed in the main body, electrically connected to the power generator, and configured for monitoring quality of power from the power generator and switching on/off power supply of the power generator; and a control module, disposed in the main body, electrically connected to the power monitor module, and configured for controlling functions.