Multifunctional robotic device
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Solution Overview
Problem
The existing power tools for lawn mowing, sweeping, and polishing require multiple devices, leading to high maintenance costs and space inefficiency due to their periodic or random usage and specific functionalities.
Innovation Solution
A multifunctional robotic device with interchangeable mowing, sweeping, and polishing units, powered by a single energy unit, allowing for switching between functions by replacing the cutting blade or brushes, which are shared among the units.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple separate power tools are used for mowing, sweeping, and polishing tasks, then each tool can perform its specific function effectively, but maintenance costs increase and storage space requirements increase
Solution Approach 1:
The robotic device is designed with a universal platform that can perform multiple functions (mowing, sweeping, polishing) by accepting different interchangeable working units. The power unit, control system, and base structure remain the same while only the working units are changed, allowing one device to replace multiple specialized tools.
Solution Approach 2:
The device is divided into modular components: a fixed base unit containing the power source and control system, and interchangeable working units that can be detached and attached as needed. This segmentation allows the system to maintain complexity only where necessary while simplifying the overall structure through standardization.
2Adaptability or versatility
If multiple separate power tools are used for different tasks, then each tool is optimized for its specific purpose, but storage space requirements increase
Solution Approach 1:
By creating a universal robotic platform that can be configured for different tasks through interchangeable units, the system reduces the number of separate devices needed. Users only need to store one base unit and swap working units as needed, significantly reducing total storage space while maintaining task-specific optimization.
3Adaptability or versatility
If multiple separate power tools are used for periodic tasks, then each tool can be dedicated to its function, but maintenance costs increase
Solution Approach 1:
The system consolidates maintenance requirements by having a single power unit, battery, and control system that serves all functions. Only the working units (blades, brushes, pads) need replacement or maintenance, and these are inexpensive consumable parts. This dramatically reduces overall maintenance costs compared to maintaining multiple complete power tools.
4Adaptability or versatility
If interchangeable working units are used to achieve multiple functions, then device versatility improves, but the complexity of unit replacement and compatibility increases
Solution Approach 1:
The system uses clearly defined interfaces and standardized mounting mechanisms for working units. Each unit has a specific attachment point and connection protocol, making replacement straightforward despite the variety of functions available. The segmentation creates natural boundaries that simplify the complexity of interchangeability.
Data Source
AI summary
The application provides a multifunctional robotic device including a body, an energy unit installed in the body, a power unit powered by the energy unit, the power unit including an output shaft wherein the output shaft is located at the lower part of the body and exposed from the body, and at least two working units, the working unit is detachably connected to output shaft of the power unit and driven by the power unit.