Separator configuration

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Solution Overview

Problem

Existing vacuum cleaners lack an effective mechanism for separating debris from airflow, leading to inefficient dirt collection and maintenance.

Innovation Solution

A vacuum cleaner design incorporating a cyclonic chamber with a dirt collection chamber, where the cyclonic separator is either slidably, removably, or pivotably integrated, allowing for horizontal or vertical orientation to facilitate debris separation and easy maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a cyclonic separator is integrated into the vacuum cleaner, then debris separation efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvedebris separation efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The cyclonic separator is nested within the dirt collection chamber, with the separator positioned inside the chamber rather than as a separate external component. This integration reduces the number of separate parts and simplifies the overall device structure while maintaining effective debris separation functionality.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of repair

If the cyclonic separator is made removable and slidably integrated, then ease of maintenance is improved, but device complexity increases

Engineering Contradiction:
Improveease of maintenanceVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The cyclonic separator is designed as a separate, removable segment that can be independently extracted from the dirt collection chamber. The separator includes specific features like engagement arms and guide rails that enable easy removal and reinstallation, allowing maintenance without disassembling the entire vacuum cleaner.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The separator incorporates movable components such as engagement arms that can slide along guide rails and locking mechanisms that can be engaged or disengaged. This dynamic design allows the separator to transition between fixed and removable states, facilitating easy maintenance while maintaining structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the separator is designed with horizontal orientation for removal, then ease of operation is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveease of operationVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The separator and dirt collection chamber are designed with asymmetric features including offset engagement arms, non-circular cross-sections, and specific opening positions that enable horizontal removal orientation. These asymmetric design elements facilitate easy user operation while requiring precise manufacturing to ensure proper alignment and engagement.

Inventive Principle:
Principle #4Asymmetry

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

Enhances debris separation efficiency and simplifies the cleaning and maintenance process by allowing for easy removal and servicing of the cyclonic chamber, improving overall vacuum performance.

Implementation Method 1

a separator defining a cyclonic chamber having a dirty air inlet, a dirt outlet, and an air outlet

Methodology Applied
Scientific EffectCyclone separation: Cyclone Separation

Implementation Method 2

a separator defining a cyclonic chamber

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Data Source

PatentUS10631697B2Separator configuration
Publication Date: 2020.04.28 TECHTRONIC IND CO LTD
  • US10631697B2 patent drawing
  • US10631697B2 patent drawing
  • US10631697B2 patent drawing

AI summary

A vacuum cleaner operable to separate debris from an airflow including a separator defining a cyclonic chamber having a longitudinal axis, a dirty air inlet, a dirt outlet, and an air outlet. The vacuum cleaner further includes a dirt collection chamber in fluid communication with the dirt outlet of the cyclonic chamber. The longitudinal axis of the cyclonic chamber is oriented generally horizontally when the separator is received within the dirt collection chamber.