Cleaning robot and robot system

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Solution Overview

Problem

Existing cleaning robots require frequent manual switching of debris and liquid storage boxes to adapt to different cleaning scenarios, affecting user experience.

Innovation Solution

A cleaning robot design with a detachable cleaning box assembly that includes a debris storage box and a liquid storage box, both mounted sequentially on the robot's side, where the liquid storage box has a debris discharge port in pneumatic communication with the debris collection cavity, allowing vacuum-assisted debris evacuation, enabling multiple cleaning functions without manual switching.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single-function cleaning box is used, then the structure is simple, but the user needs to frequently switch boxes to adapt to different scenarios

Engineering Contradiction:
Improveadaptability to different cleaning scenariosVSAvoidstructure of cleaning box assembly
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines debris storage and liquid storage functions into a single cleaning box assembly that can be detachably mounted on the robot main body. The debris storage box and liquid storage box are integrated through a shared mounting structure and connection mechanism, allowing both functions to coexist in one assembly unit.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cleaning box assembly is designed with multi-functionality by incorporating both debris storage and liquid storage capabilities in a single detachable unit. This universal design allows the assembly to perform multiple cleaning tasks (dry debris collection and wet mopping) without requiring separate boxes for each function.

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

2Adaptability or versatility

If debris storage box and liquid storage box are separately mounted, then each box can be optimized for its function, but the mounting structure becomes complex

Engineering Contradiction:
Improvefunctional optimization of storage boxesVSAvoidmounting structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the mounting structures of the debris storage box and liquid storage box into a single integrated connection interface. Both boxes share common mounting features and attachment mechanisms with the robot main body, simplifying the overall mounting structure while maintaining functional optimization of each storage compartment.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If manual switching of cleaning boxes is required, then the structure remains simple, but user convenience deteriorates

Engineering Contradiction:
Improveuser convenienceVSAvoidcleaning box assembly
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple storage functions into a single detachable assembly that can be mounted or removed as one unit, eliminating the need for users to manually switch between separate debris and liquid storage boxes. This merging approach maintains operational simplicity while enhancing user convenience.

Inventive Principle:
Principle #5Merging (Combining)

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 simultaneous debris collection, discharge, and liquid storage/mopping capabilities, enhancing user convenience and versatility in various cleaning scenarios.

Implementation Method 1

the debris discharge port is configured to evacuate debris in the debris collection cavity under vacuum negative pressure

Methodology Applied
Scientific EffectVacuum negative pressure: Vacuum

Data Source

PatentUS12433462B2Cleaning robot and robot system
Publication Date: 2025.10.07 SHENZHEN SILVER STAR INTELLIGENT TECH CO LTD
  • US12433462B2 patent drawing
  • US12433462B2 patent drawing
  • US12433462B2 patent drawing

AI summary

Provided are cleaning robot and robot system, the cleaning robot includes robot main body and cleaning box assembly, the robot main body is provided with debris inlet channel, the cleaning box assembly is detachably mounted at one side of robot main body, and includes debris storage box and liquid storage box detachably connected thereto, the debris inlet channel, the debris storage box, and the liquid storage box are sequentially arranged in advancing direction of robot main body, the debris storage box is provided with air inlet and debris collection cavity, the air inlet is butted with the debris inlet channel, the debris collection cavity communicates with the debris inlet channel via the air inlet, the liquid storage box is provided with debris discharge port, the debris discharge port pneumatically communicates with the debris collection cavity, and the debris discharge port discharges debris in it with vacuum negative pressure.