Multi-Power Garment Steamer and Control Circuit Thereof
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Solution Overview
Problem
Garment steamers designed for a single voltage range are not adaptable to different global power supply voltages, leading to increased design costs and limited compatibility.
Innovation Solution
A multi-power garment steamer control circuit that includes a voltage-dividing circuit with a working voltage selection switch and resistor, and automatic voltage division control circuits, allowing the steamer to operate across varying voltage environments by adjusting input voltage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If components with different rated working voltages are selected to design a garment steamer, then the garment steamer can adapt to different power supply voltage environments, but the design cost increases
Solution Approach 1:
The voltage regulating circuit is designed to perform multiple functions: it can regulate voltage for different power supply environments (100V-120V and 220V-240V), control the heating unit, and control the water supply unit. This universal design allows a single circuit to replace what would otherwise require multiple voltage-specific circuits, thereby reducing design cost while maintaining adaptability to different power supply voltages
2Adaptability or versatility
If components with different rated working voltages are selected to design a garment steamer, then the garment steamer can adapt to different power supply voltage environments, but the product compatibility is limited to one voltage environment at a time
Solution Approach 1:
The voltage regulating circuit dynamically adjusts its operation based on the detected input voltage. It automatically switches between different regulation modes to accommodate either 100V-120V or 220V-240V power supply environments, ensuring the heating and water supply units receive appropriate voltage regardless of the input source, thus improving both adaptability and reliability
3Device complexity
If a single voltage range garment steamer is designed, then the design cost is reduced, but the applicability in different power supply voltage environments is limited
Solution Approach 1:
The voltage regulating circuit changes its operating parameters based on the input voltage level. It detects the input voltage range and adjusts its regulation strategy accordingly, allowing the same hardware design to function across different voltage environments without requiring multiple voltage-specific component sets, thus reducing design cost while expanding applicability
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
Enables the garment steamer to function normally under different power supply voltages, enhancing compatibility and reducing design complexity and costs.
Implementation Method 1
a voltage dividing resistor 151, parallel to both ends of the working voltage selection switch 152... When the working voltage selection switch 152 is disconnected, the voltage dividing resistor 151 is connected to the voltage regulating circuit to divide the voltage
Data Source
AI summary
A control circuit includes a power switch, a heating unit, a water supply unit and a circuit module, wherein the power switch is connected to the heating unit and the water supply unit, and the heating unit and the water supply unit are connected to the circuit module, wherein the circuit module is used to adjust input voltage of different voltage environments to enable the multi-power garment steamer works normally.