Thermometer Charging Case With Magnetic Lid Light Control
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Solution Overview
Problem
Current charging cases lack fault diagnosis capabilities and cannot accurately display battery levels or adjust charging states based on ambient light conditions, leading to inefficiencies and potential light pollution.
Innovation Solution
A thermometer charging case with a fault diagnosis module that includes a vibration sensor, electrical sensor, feature extraction module, computing module, and communication module, utilizing a magnetic induction switch to control indicator lights and a fault diagnosis system for precise battery level indication and fault detection, along with a magnetic lid for durability and power savings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a light sensor and automatic lighting adjustment system is added to the charging case, then the charging case can automatically adjust charging state based on ambient light and prevent light pollution, but the device complexity increases
Solution Approach 1:
The patent replaces mechanical light sensing mechanisms with a magnetic induction switch system. The magnetic induction switch detects ambient light conditions and automatically controls the indicator light without requiring complex electronic light sensors or microcontrollers, thus achieving automatic light adaptation while minimizing device complexity
Solution Approach 2:
The indicator light system is designed to automatically adjust its own state based on ambient light conditions detected by the magnetic induction switch. The system serves itself by autonomously turning the indicator light on or off without requiring external control or complex processing, simplifying the overall system architecture
2Loss of information
If multiple indicator lights are added to display battery levels, then the charging case can display remaining battery level in multiple levels, but the energy consumption increases
Solution Approach 1:
The indicator lights are designed to operate periodically rather than continuously. The magnetic induction switch controls the indicator lights to activate only when needed (when the charging case is opened or when battery level information needs to be displayed), reducing overall energy consumption while maintaining full battery level information display capability
Solution Approach 2:
Different indicator lights are assigned to display different battery level ranges (e.g., high, medium, low). This local differentiation allows the system to provide comprehensive battery level information while only activating the specific indicators needed for the current battery state, minimizing unnecessary energy consumption
3Ease of operation
If a magnetic induction switch is used to control indicator lights, then the charging case can automatically turn lights on/off based on lid position, but the manufacturing precision requirements increase
Solution Approach 1:
The magnetic induction switch serves multiple functions: it detects lid opening/closing events, controls indicator light activation, and provides tactile feedback through magnetic attraction. This multi-functionality reduces the need for additional components and simplifies the overall system, making the magnet positioning less critical as the switch can operate within a broader range of positions
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 accurate battery level display, fault diagnosis, and power-efficient operation by automatically adjusting to ambient light conditions, reducing light pollution and enhancing user convenience.
Implementation Method 1
a magnetic induction switch, a magnet; in a case where the upper shell is closed downward, the magnet is close to the magnetic induction switch, the magnetic induction switch is turned off
Data Source
AI summary
A thermometer charging case capable of lighting up automatically is provided. The thermometer charging case includes: a bracket configured to hold a thermometer; an upper shell arranged above the bracket and configured to cover the bracket; and a lower shell arranged below the bracket; wherein a circuit board is further arranged between the bracket and the lower shell, and an indicator light and a magnetic induction switch are further arranged on the circuit board; a magnet is further arranged on a lower side of the upper shell at a position corresponding to the magnetic induction switch; in a case where the upper shell is closed downward, the magnet is close to the magnetic induction switch; in a case where the upper shell is opened upward, the magnet is away from the magnetic induction switch.