Robotic cleaner
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Solution Overview
Problem
Existing autonomous floor cleaners lack an efficient and integrated system for sweeping and mopping, with limitations in fluid distribution and debris collection, leading to incomplete cleaning and increased complexity in operation.
Innovation Solution
An autonomous floor cleaning robot with a unitary assembly including a brush chamber, fluid distributor, and debris receptacle, utilizing a pulse-width modulation signal to control fluid flow and a removable tank assembly for easy maintenance, which integrates sweeping and mopping functions in a single pass.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If autonomous floor cleaners use separate systems for sweeping and mopping, then each function can be optimized independently, but the device complexity and operational complexity increase
Solution Approach 1:
The patent combines the sweeping system (brushroll in brush chamber) and mopping system (fluid distributor with supply tank) into a single integrated autonomous floor cleaner unit. The housing contains both the brush chamber for dry cleaning and the fluid distribution system for wet cleaning, allowing both functions to operate simultaneously or sequentially without requiring separate devices, thereby reducing overall system complexity while maintaining cleaning effectiveness
2Reliability
If autonomous floor cleaners use separate systems for sweeping and mopping, then each function can be optimized independently, but the ease of operation decreases
Solution Approach 1:
The integration of sweeping and mopping functions into one autonomous unit eliminates the need for users to operate separate devices manually. The single cleaner performs both dry sweeping via the brushroll and wet mopping via the fluid distributor automatically, reducing operational steps and simplifying user interaction while achieving complete cleaning results
3Reliability
If the cleaner applies and extracts liquid for deep cleaning, then deep cleaning capability is improved, but the device complexity increases
Solution Approach 1:
The fluid distribution system is segmented into distinct components: a supply tank for storing cleaning fluid, fluid distributors for applying fluid to the floor surface, and extraction mechanisms for removing used fluid. This modular segmentation allows each component to be optimized for its specific function while maintaining overall system manageability and reducing complexity through functional separation
Data Source
AI summary
An autonomous floor cleaner or floor cleaning robot can include an autonomously moveable housing and a drive system for autonomously moving the autonomously moveable housing over a surface to be cleaned based on inputs from a controller. A brush chamber and a debris receptacle can be formed as a unitary assembly removable from the autonomously moveable housing.