Robot Cleaner Bracket Mounting for Secure Cloth Alignment

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Solution Overview

Problem

Existing robot cleaners lack an efficient mechanism for securely mounting and detaching a cleaning member, such as a damping cloth, which affects their ability to perform effective cleaning operations and maintain alignment during movement.

Innovation Solution

The robot cleaner incorporates a bracket with fixing ribs that are coupled to fixing slots on the main body, allowing for secure mounting and detection of the cleaning member, restricting movement to ensure proper alignment and operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a bracket with fixing ribs is used to mount the cleaning member, then the cleaning member is securely attached and aligned, but the bracket and cleaning member cannot be easily detached and reattached

Engineering Contradiction:
Improvesecure attachment of cleaning memberVSAvoiddetachment and reattachment of cleaning member
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixing mechanism is divided into separate components: the bracket with fixing ribs and the main body with fixing slots. This segmentation allows the cleaning member to be securely attached when needed while enabling easy detachment and reattachment, as the components can be independently assembled and disassembled without compromising the security of the connection.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the bracket is detachably disposed by magnetic force, then the cleaning member can be easily attached and detached, but the alignment and secure mounting during cleaning operation are insufficient

Engineering Contradiction:
Improveattachment and detachment of bracketVSAvoidsecure mounting during cleaning operation
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent combines multiple fixing mechanisms: magnetic force for easy attachment and detachment, and mechanical interlocking through fixing ribs and slots for secure mounting during operation. This merging of magnetic and mechanical fixing methods allows the bracket to be easily attached and detached while maintaining secure mounting and proper alignment during cleaning operations.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If multiple fixing slots are provided on the main body, then the cleaning member can be securely mounted with proper alignment, but the structure becomes more complex

Engineering Contradiction:
Improvealignment of cleaning memberVSAvoidnumber of fixing slots and ribs
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The fixing ribs on the bracket serve multiple functions: they engage with the fixing slots on the main body for secure mounting, provide alignment guidance during attachment, and enable easy detachment. This multi-functionality reduces the need for separate alignment features, thereby reducing overall structural complexity while maintaining manufacturing precision and proper alignment.

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

Data Source

PatentUS9149168B2Robot cleaner
Publication Date: 2015.10.06 LG ELECTRONICS INC
  • US9149168B2 patent drawing
  • US9149168B2 patent drawing
  • US9149168B2 patent drawing

AI summary

Provided is a robot cleaner. The robot cleaner includes a main body having a plurality of fixing slots that are spaced apart from each other, a moving device providing a driving force for moving the main body, and a bracket on which a cleaning member is mounted, the bracket including a plurality of fixing ribs that horizontally move and are respectively coupled to the plurality of fixing slots.