Removable Cyclone Dust Separation Module for Accessible Cleaning

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Solution Overview

Problem

Existing cleaners face difficulties in accessing and cleaning the cone-shaped opening of the dust separation module, which frequently gets blocked, making it hard for users to maintain the dust separation performance.

Innovation Solution

A cleaner design that allows the dust separation module, including a second cyclone unit and filter unit, to be easily separated from the main body for cleaning, with a coupling mechanism that maintains sealing and simplifies access to the internal components, eliminating the need for a separate fixing unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the cone-shaped opening is disposed inside the cover on the upper portion of the dust collector, then the structure is compact, but it is difficult for users to access and clean the opening

Engineering Contradiction:
Improveaccessibility for cleaningVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The dust separation module is divided into separable components: the dust collector can be detached from the main body, and the cover can be removed independently. This segmentation allows users to access the previously hidden cone-shaped opening for cleaning without requiring the entire assembly to be disassembled, resolving the contradiction between compact structure and cleaning accessibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dust collector is extracted as a separate removable module from the main body. By taking out the dust collector and its cover, the cone-shaped opening that was previously inaccessible inside the sealed structure becomes accessible for cleaning, while maintaining the compact integrated design when assembled.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of repair

If the dust separation module is made separable for easy cleaning, then maintenance is simplified, but the coupling mechanism adds structural complexity

Engineering Contradiction:
Improveease of cleaningVSAvoidcoupling mechanism complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The coupling and sealing functions are merged into an integrated sealing ring structure that combines the coupling protrusion and sealing groove in a single component. This merging provides both the separable coupling mechanism for easy cleaning and the necessary sealing function, without requiring separate complex mechanisms for each function.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sealing ring serves multiple functions simultaneously: it provides the coupling interface for separable connection, maintains the seal between the dust collector and main body, and guides the alignment during assembly. This multi-functionality reduces the need for separate components, simplifying the overall coupling mechanism while enabling easy cleaning.

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

3Reliability

If the second cyclone unit is mounted on the main body, then dust separation performance is maintained, but access to the unit for cleaning becomes difficult

Engineering Contradiction:
Improvedust separation performanceVSAvoidaccessibility for maintenance
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The dust separation system is segmented into a removable dust collector module containing the second cyclone unit and a fixed main body. This segmentation allows the second cyclone unit to remain mounted on the main body during operation for maintained performance, while enabling easy removal of the entire dust collector module for cleaning the cyclone unit, resolving the accessibility issue.

Inventive Principle:
Principle #1Segmentation

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 effective cleaning of the dust separation module and filter unit, preventing blockages and maintaining dust separation performance, while allowing for easy maintenance and improved airflow efficiency.

Implementation Method 1

a first cyclone unit configured to separate the air and the dusts, which are suctioned through the suction inlet, from each other

Methodology Applied
Scientific EffectCyclone separation: Cyclone Separation

Implementation Method 2

a second cyclone unit configured to separate the dusts from the air discharged from the first cyclone unit

Methodology Applied
Scientific EffectCyclone separation: Cyclone Separation

Data Source

PatentUS12016512B2Cleaner
Publication Date: 2024.06.25 LG ELECTRONICS INC
  • US12016512B2 patent drawing
  • US12016512B2 patent drawing
  • US12016512B2 patent drawing

AI summary

The cleaner includes a suction inlet configured to guide air and dusts, a main body including a first cyclone unit configured to separate the air and the dusts, which are suctioned through the suction inlet, from each other, and a dust separation module separably connected to the main body and including a second cyclone unit configured to separate the dusts from the air discharged from the first cyclone unit.