Modular Solar Lighting Device with Reconfigurable Handle and Mounting Assemblies
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Solution Overview
Problem
Current portable lighting devices are often short-lived, non-rechargeable, and impractical for multiple settings and environments, particularly in situations with limited or no power access.
Innovation Solution
A solar-powered lighting device with a handle assembly, mounting assembly, and lighting assembly that can be configured into different forms, such as a flashlight or headlamp, utilizing a rechargeable battery and solar panel for consistent and portable light sources, with features like USB connectivity and adjustable straps for versatility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional grid-based lighting sources are used, then lighting stability is improved, but portability and adaptability deteriorate
Solution Approach 1:
The lighting device is divided into separate modular components: a handle assembly containing the battery and solar panel, a lighting assembly with light sources, and a mounting assembly with attachment mechanisms. These modules can be selectively coupled or separated to provide both stable powered operation and portability for different environments.
Solution Approach 2:
The device incorporates multiple functionalities within a single system: solar power generation, rechargeable battery storage, multiple lighting modes, and various mounting options (handheld, headlamp, tripod). This multi-functionality allows the device to adapt to different settings while maintaining reliable lighting performance.
2Device complexity
If non-rechargeable lighting options are used, then device simplicity is improved, but duration of action and sustainability deteriorate
Solution Approach 1:
The device includes a rechargeable battery that can be pre-charged using the integrated solar panel before use. This preliminary energy storage action ensures extended lighting runtime without requiring complex external power sources or frequent battery replacements, balancing simplicity with sustained operation.
3Adaptability or versatility
If solar-powered rechargeable systems are used, then adaptability and portability are improved, but device complexity and energy management deteriorate
Solution Approach 1:
The solar panel and rechargeable battery are integrated into a single handle assembly unit, combining energy generation and storage functions. This merging reduces the number of separate components and simplifies the overall system architecture while maintaining the ability to provide portable, adaptable lighting across different environments.
4Ease of manufacture
If fixed configuration lighting devices are used, then manufacturing simplicity is improved, but versatility and applicability to different settings deteriorate
Solution Approach 1:
The device uses standardized modular components with complementary engagement interfaces (screw threads, bayonet mounts, magnetic attachments) that allow simple assembly and disassembly. This segmentation enables the same basic components to be manufactured efficiently while allowing flexible configuration for different use cases such as handheld flashlight, headlamp, or tripod-mounted lighting.
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 a stable, economical, and versatile lighting solution for various environments, with extended runtime and adaptability, suitable for emergency and remote use.
Implementation Method 1
a handle assembly including a rechargeable battery and a solar panel electrically connected to the rechargeable battery
Implementation Method 2
a handle assembly including a rechargeable battery and a solar panel electrically connected to the rechargeable battery
Data Source
AI summary
Modular and portable solar-powered lighting devices are described. The device may include a handle assembly including a rechargeable battery and a solar panel electrically connected to the rechargeable battery, a mounting assembly selectively attachable to the handle assembly, and a lighting assembly selectively attachable to the handle assembly, the lighting assembly including one or more light sources. The device may have a first configuration wherein the handle assembly is coupled to each of the lighting assembly and the mounting assembly; and a second configuration wherein the lighting assembly is attached to the mounting assembly and not coupled to the handle assembly. These configurations can resemble a flashlight and a headlamp, respectively.