Docking Station Airflow Control for Clean Vacuum Dust Emptying

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Solution Overview

Problem

Vacuum cleaners face issues with dust dispersion when emptying dust collectors, leading to increased dust concentration in the environment due to the scattering of collected substances.

Innovation Solution

A cleaning device with a docking station that utilizes an irregular suction airflow to automatically discharge dust from the vacuum cleaner's dust collecting container, featuring a suction device, collector, flow adjusting device, and processor for controlled airflow management, ensuring efficient dust removal without scattering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the user manually removes foreign substance from the dust collecting container, then the collected dust can be emptied, but the foreign substance scatters and increases dust concentration in the room

Engineering Contradiction:
Improvedust emptying efficiencyVSAvoiddust concentration in room
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the manual mechanical emptying process with an automated suction system. The docking station's suction device automatically draws foreign substances from the dust collecting container through a flow path, eliminating the need for user intervention and preventing dust scattering in the environment.

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

Solution Approach 2:

The patent introduces a docking station as an intermediary between the vacuum cleaner and the environment. The docking station includes a suction device and flow path that mediate the dust emptying process, allowing dust to be removed from the container without direct user contact that would cause scattering.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If a suction device is used to automatically discharge dust from the dust collecting container, then dust scattering is prevented, but the device complexity increases

Engineering Contradiction:
Improvedust dispersionVSAvoiddocking station structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent combines multiple functions into the docking station: the suction device for dust removal, the flow path for dust transport, and the control unit for automation. By merging these components into a single integrated station, the system achieves automated dust discharge while managing complexity through functional consolidation.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If the suction device operates continuously to remove all dust, then complete dust removal is achieved, but energy consumption increases

Engineering Contradiction:
Improvedust removal completenessVSAvoidsuction device energy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent implements periodic dust discharge operation through the control unit. Instead of continuous operation, the suction device is activated at intervals to discharge accumulated dust from the container. This periodic action maintains effective dust removal while significantly reducing overall energy consumption compared to continuous operation.

Inventive Principle:
Principle #19Periodic action

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

The solution effectively prevents dust dispersion by periodically changing the airflow direction within the dust collecting container, ensuring efficient and clean dust discharge, reducing the risk of dust accumulation in the environment.

Implementation Method 1

a suction device configured to move air from the dust collecting container to an inside of the docking station

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS11864718B2Cleaning device having vacuum cleaner and docking station and method of controlling the same
Publication Date: 2024.01.09 SAMSUNG ELECTRONICS CO LTD
  • US11864718B2 patent drawing
  • US11864718B2 patent drawing
  • US11864718B2 patent drawing

AI summary

A cleaning device and a method therefor are provided. The cleaning device includes a vacuum cleaner including a dust collecting container and a docking station to which the dust collecting container is coupled. The docking station includes a suction device configured to move air from the dust collecting container to inside of the docking station, a collector configured to collect a foreign substance that is moved together with the air by driving of the suction device, a suction flow path along which air moves inside the docking station, a flow adjusting device configured to open or close the suction flow path, and at least one processor configured to control the suction device to operate based on the dust collecting container being coupled to the docking station, and control the flow adjusting device to periodically open and close the suction flow path in a state in which the suction device operates.