Modular Battery Pack Interface for Multi-Device Compatibility
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Solution Overview
Problem
Existing battery packs struggle to accommodate multiple different device interfaces efficiently, leading to compatibility issues and suboptimal power transfer.
Innovation Solution
A battery pack system with a support portion and interchangeable removable interfaces, each with varying terminal configurations, allowing for secure mechanical and electrical connections to diverse devices, including central recesses and rails for adaptability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a battery pack uses a fixed single interface design, then the structure is simple and easy to manufacture, but it cannot accommodate multiple different device interfaces leading to compatibility issues
Solution Approach 1:
The battery pack interface is divided into a standardized support portion and multiple interchangeable removable interfaces. Each removable interface can be detached and replaced based on the specific device being powered, allowing the system to adapt to different device interfaces without redesigning the entire battery pack structure.
Solution Approach 2:
The standardized support portion serves as a universal base that can accommodate multiple types of removable interfaces. This universal design allows a single battery pack to power various devices with different interface requirements, enhancing versatility while maintaining structural simplicity in the core component.
2Adaptability or versatility
If a battery pack includes multiple different removable interfaces with varying terminal configurations, then compatibility with diverse devices is improved, but the manufacturing complexity and cost increase
Solution Approach 1:
By segmenting the interface system into a standardized support portion and separate removable interfaces, the manufacturing process is simplified. Each component can be manufactured independently using standardized processes, and only the removable interfaces need to be produced in multiple variants, reducing overall manufacturing complexity compared to creating entirely different battery pack designs for each device type.
3Reliability
If the removable interface body length is approximately equal to the battery pack support portion length (about 44.48 mm), then secure mechanical connection is achieved, but the design flexibility for different terminal configurations is reduced
Solution Approach 1:
The interface design applies local quality by having the overall interface body length match the support portion length for secure mechanical connection, while allowing local variations in terminal configurations within that fixed structure. This enables different terminal arrangements (such as different numbers or positions of terminals) while maintaining the same external dimensions and mechanical connection characteristics.
Data Source
AI summary
A system may include a first device including a first electrical interface and a second device including a second electrical interface. The system may include a battery pack including a battery pack support portion. The system may include a first removable battery pack interface configured to electrically and mechanically connect to the battery pack support portion, the first removable battery pack interface further configured to electrically connect to the first electrical interface of the first device. The system may include a second removable battery pack interface configured to electrically and mechanically connect to the battery pack support portion, the second removable battery pack interface further configured to electrically connect to the second electrical interface of the second device.