Humidifier Watering Housing for Independent Air Cleaning

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Solution Overview

Problem

Typical humidifiers lack an effective air cleaning function and cannot operate solely for air filtration, often performing humidification even when air cleaning is desired, especially in high humidity situations.

Innovation Solution

A humidification and air cleaning apparatus with a watering housing that includes a nozzle for spraying water, a watering groove for pumping water upward, and a water curtain preventing rib to minimize eccentricity and vibration, allowing for separate humidification and air cleaning modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a filtration function is added to a typical humidifier, then air cleaning capability is improved, but the device cannot operate solely for air filtration and must always perform humidification

Engineering Contradiction:
Improveoperational modesVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The apparatus is divided into functionally independent modules: a humidification module with water tank and humidifying element, and an air cleaning module with filter assembly. This segmentation allows each module to operate independently, enabling the device to function as either a humidifier or an air cleaner based on user needs, while maintaining separate control mechanisms for each function.

Inventive Principle:
Principle #1Segmentation

2Productivity

If water is drawn into the watering housing for spraying, then humidification effectiveness is improved, but eccentricity and vibration occur

Engineering Contradiction:
Improvehumidification effectivenessVSAvoidvibration
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

A guide rib structure acts as an intermediary element between the water supply and the rotating watering housing. The guide rib directs water flow along a predetermined path that ensures water is supplied to the center of gravity of the rotating housing, preventing eccentricity and minimizing vibration while maintaining effective humidification.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If water is sprayed effectively from the nozzle, then humidification performance is improved, but water curtain rotation flow occurs inside the housing

Engineering Contradiction:
Improvespray effectivenessVSAvoidwater curtain rotation flow
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The guide rib structure converts the potentially harmful water curtain rotation flow into a beneficial controlled flow pattern. By directing water along the guide rib, the system utilizes the rotational motion to create an even water distribution pattern that enhances spray effectiveness while preventing harmful water accumulation and rotation within the housing.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

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 apparatus effectively sprays water, minimizes eccentricity and vibration, and allows for independent operation of humidification and air cleaning modes, addressing the limitations of typical humidifiers by enhancing both functions.

Implementation Method 1

a watering groove protruding inside the watering housing, drawing water of the water tank into the watering housing when rotating, and pumping the drawn water to an upper side of the watering housing

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Implementation Method 2

a nozzle disposed in the watering housing and spraying the upwardly pumped water to the outside of the watering housing

Methodology Applied
Scientific EffectFluid spray: Fluid Spray

Implementation Method 3

a water curtain preventing rib disposed inside the watering housing, disposed over the watering groove, and mutually interfering with the pumped water

Methodology Applied
Scientific EffectFlow separation: Flow Separation

Data Source

PatentUS10101045B2Apparatus for both humidification and air cleaning
Publication Date: 2018.10.16 LG ELECTRONICS INC
  • US10101045B2 patent drawing
  • US10101045B2 patent drawing
  • US10101045B2 patent drawing

AI summary

Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes: a water tank storing water; a watering housing disposed in the water tank and suctioning water stored in the water tank to spray suctioned water to the outside; a watering motor providing a torque to the watering housing; a watering groove protruding inside the watering housing, suctioning water of the water tank into the watering housing when rotating, and pumping the suctioned water to an upper side of the watering housing; a nozzle disposed in the watering housing and spraying the upwardly pumped water to the outside of the watering housing; and a water curtain preventing rib disposed inside the watering housing, disposed over the watering groove, and mutually interfering with the pumped water.