Robot cleaner
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Solution Overview
Problem
Conventional robot cleaners operate ineffectively without a filter attached to the dust collecting unit, leading to unfiltered foreign substances being discharged, which complicates accurate cleaning operations.
Innovation Solution
A robot cleaner design that includes a detection unit to verify the attachment of a filter to the dust collecting unit, with a control unit that restricts suction operations if the filter is not detected, ensuring proper filtration and collection of foreign substances.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the robot cleaner operates without detecting filter attachment, then the device complexity is reduced, but the cleaning reliability deteriorates due to unfiltered foreign substance discharge
Solution Approach 1:
The patent implements a detection unit that provides feedback on filter attachment status to the control unit. The control unit receives this feedback and adjusts operation accordingly - restricting suction when no filter is detected and enabling normal operation when filter attachment is confirmed. This feedback mechanism ensures cleaning reliability without requiring complex manual verification procedures.
2Ease of operation
If the robot cleaner allows suction operation without filter attachment verification, then the ease of operation is improved, but the cleaning precision deteriorates due to inaccurate cleaning results
Solution Approach 1:
The patent performs filter attachment verification as a preliminary action before allowing suction operation. The detection unit checks filter presence in advance, and the control unit restricts operation if verification fails. This preliminary verification ensures cleaning precision is maintained while keeping the operation simple for users, as they only need to attach the filter without needing to understand or perform additional verification steps.
3Productivity
If the robot cleaner operates without filter attachment detection, then the productivity is maintained, but the harmful factors increase due to unfiltered foreign substance discharge
Solution Approach 1:
The detection unit provides real-time feedback on filter attachment status, enabling the control unit to manage suction operations appropriately. When filter attachment is detected, full productivity is maintained; when not detected, operation is restricted to prevent harmful unfiltered discharge. This feedback-based control eliminates harmful factors while minimizing impact on productivity.
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
Ensures accurate and effective cleaning operations by ensuring the filter is attached before allowing suction, preventing unfiltered discharge of foreign substances and enhancing cleaning efficiency.
Implementation Method 1
a suction unit that sucks air including foreign substances into the main body
Implementation Method 2
a filter for filtering the foreign substances included in the air sucked by the suction unit
Implementation Method 3
a dust collecting case for collecting the foreign substances filtered by the filter
Data Source
AI summary
There is provided a robot cleaner including a main body, a suction unit that sucks air including foreign substances into the main body, a moving unit that moves the main body, a dust collecting unit that has a filter for filtering the foreign substances included in the air sucked by the suction unit and a dust collecting case that collects the foreign substances filtered by the filter, and a detection unit that detects whether or not the filter is attached to the main body.