Cleaning Base Station for Automatic Brushroll Washing and Drying

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Solution Overview

Problem

Existing cleaning robots require manual washing or replacement of flat mopping cloths, which is inconvenient for users.

Innovation Solution

A base station with a cleaning tank and sewage tank system that automatically cleans the mopping brushroll, using a cleaning liquid and pump system to flush and dry the mechanism, allowing for self-cleaning and efficient maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual washing or replacement of flat mopping cloths is used, then cleaning function is provided, but user convenience deteriorates and maintenance effort increases

Engineering Contradiction:
Improveuser convenienceVSAvoidautomatic cleaning
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The base station automatically cleans the mopping brushroll through a self-service mechanism where cleaning liquid is pumped through nozzles to flush the brushroll, and a drying component removes moisture, eliminating the need for manual washing or replacement by the user

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical action of washing and drying the mopping cloth is replaced by an automated system using pumps to deliver cleaning liquid and drying components (such as heated elements or air flow) to remove moisture, substituting human labor with automated mechanical and thermal processes

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If automatic cleaning system is implemented, then ease of operation improves, but device complexity increases

Engineering Contradiction:
Improveautomatic cleaningVSAvoidcleaning tank system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cleaning system is segmented into distinct functional modules: a cleaning tank for storing cleaning liquid, a pump system for delivering the liquid through nozzles, a sewage tank for collecting waste liquid, and a drying component, allowing each part to perform its specific function independently and simplifying the overall system design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base station integrates multiple functions into a single unit: it stores cleaning liquid, pumps it through nozzles for flushing, collects sewage, and provides drying capability, making the system multi-functional while maintaining a unified structure that reduces overall complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If cleaning liquid circulation system is added, then cleaning effectiveness improves, but energy consumption increases

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidpump energy
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The pump system operates continuously or in repeated cycles to circulate cleaning liquid through the nozzles and over the mopping brushroll, ensuring continuous flushing action that maintains high cleaning effectiveness throughout the cleaning process

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system discards used cleaning liquid into the sewage tank after it has performed its cleaning function, and can recover by refilling from the cleaning tank, creating a cyclic process that maintains cleaning effectiveness without requiring excessive energy for continuous liquid production

Inventive Principle:
Principle #34Discarding and recovering

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

Enables automatic and efficient cleaning of the mopping brushroll, reducing user effort and extending the lifespan of cleaning components.

Implementation Method 1

a first pump in fluid communication with a liquid inlet, configured to pump the cleaning liquid to the liquid inlet

Methodology Applied
Scientific EffectPressure differential: Pressure Gradient

Implementation Method 2

cleaning liquid entering the sewage tank through the liquid inlet is configured to flush the cleaning liquid existing in the sewage tank

Methodology Applied
Scientific EffectFluid flow flushing: Fluid Spray

Data Source

PatentUS20230029165A1Base station and cleaning robot system
Publication Date: 2023.01.26 BEIJING ROCKROBO TECH CO LTD
  • US20230029165A1 patent drawing
  • US20230029165A1 patent drawing
  • US20230029165A1 patent drawing

AI summary

The present disclosure relates to the field of smart home technology and proposes a base station and a cleaning robot system. A base station applicable to clean a cleaning mechanism of a cleaning robot includes a cleaning tank, configured to accommodate at least part of the cleaning mechanism and clean the at least part of the cleaning mechanism, the cleaning tank includes a first end face and a second end face, a direction of a connection line between the first end face and the second end face is substantially parallel to an extension direction of the cleaning mechanism. A cleaning robot system is further provided.