Sliding Battery Dock Charger for Mobile Multi-Battery Fast Charging
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Solution Overview
Problem
There is a need for a mobile charging solution that efficiently transports and charges multiple batteries for outdoor power equipment, such as lawnmowers and leaf blowers, while being lightweight, versatile, and capable of fast charging, and that can operate within the power constraints of limited vehicle supplies.
Innovation Solution
A mobile charging station with a base and a sliding docking station equipped with multiple charger interfaces, allowing for the charging and transportation of batteries, which can be powered by a vehicle's alternator or a separate power source, and includes features like forced-air cooling and a monitoring system to manage battery charging and power draw.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If multiple batteries are charged simultaneously using a stationary charging system, then charging capacity is improved, but portability and mobility deteriorate
Solution Approach 1:
The charging system is divided into separate functional modules: a base unit containing the power supply and charging circuitry, and a docking station containing the battery interfaces. This segmentation allows the system to charge multiple batteries while maintaining mobility, as the modules can be transported separately or combined as needed.
Solution Approach 2:
The docking station is designed to be movable relative to the base, allowing flexible positioning and adjustment. This dynamic configuration enables the system to adapt to different charging needs and locations, maintaining portability while providing multi-battery charging capability.
2Speed
If fast charging is implemented for multiple batteries, then charging speed is improved, but power consumption and heat generation worsen
Solution Approach 1:
The system provides continuous charging capability across multiple battery slots, allowing batteries to be charged sequentially or simultaneously at optimized rates. The monitoring system ensures continuous power management to maintain fast charging while controlling overall power consumption through intelligent load distribution.
Solution Approach 2:
A monitoring system tracks the charging status, temperature, and power consumption of each battery slot. This feedback enables the control system to adjust charging parameters in real-time, optimizing charging speed while preventing excessive power consumption and heat generation by modulating power delivery based on actual battery conditions.
3Weight of moving object
If a sliding docking station mechanism is added to enable mobility, then portability is improved, but device complexity worsens
Solution Approach 1:
The docking station is designed to nest within or slide along the base structure, utilizing the existing spatial framework. This nesting approach provides mobility functionality without adding significant external complexity, as the moving components are integrated into the overall base design rather than being separate additions.
4Adaptability or versatility
If charger interfaces are coupled to a movable docking station, then versatility and adaptability are improved, but structural stability worsens
Solution Approach 1:
The docking station incorporates preliminary positioning features such as guide rails, alignment pins, or magnetic guides that ensure the charger interfaces automatically return to a stable, predetermined position after movement. This preliminary action maintains structural stability by pre-establishing the correct geometric relationships between components, even though the docking station itself is movable and adaptable.
Data Source
AI summary
A mobile charger for transporting and charging a plurality of batteries. The mobile charger includes a base including a bottom portion and a top portion extending from the bottom portion, a docking station slidably coupled to the top portion of the base such that the docking station is movable along the base, and a plurality of charger interfaces coupled to the docking station. The plurality of charger interfaces is configured to receive the plurality of batteries such that the plurality of batteries is charged by the base.