Water-Outlet Module Segmentation for Purification Device

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Solution Overview

Problem

Conventional water purification devices with integrated water-discharge valves inside the main body result in longer water flow paths, leading to delayed water supply and temperature loss of hot and cold water due to increased channel lengths.

Innovation Solution

The water-discharge valve is relocated to the water-outlet module, reducing the water flow path length and minimizing temperature loss by positioning it closer to the water-outlet nozzle, along with an obliquely oriented valve and adjustable bracket for stable water flow and efficient installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the water-discharge valve is installed inside the main body of the purification device, then the device structure is simplified and easier to manufacture, but the water flow path length increases causing delayed water supply

Engineering Contradiction:
Improveease of manufactureVSAvoidwater supply time
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The purification device is divided into separate functional modules: the main body containing the filter and the water-outlet module containing the valve and nozzle. This segmentation allows the valve to be positioned close to the nozzle for rapid water supply while keeping the manufacturing of each module independent and simplified.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The water-outlet module is positioned in three-dimensional space adjacent to the main body, with the valve integrated into the water-outlet module. This spatial arrangement reduces the water flow path length from the valve to the nozzle without increasing the overall footprint of the device, achieving rapid water supply while maintaining compact dimensions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If the water-discharge valve is installed inside the main body, then the device structure is simplified, but the hot water flow path length increases causing temperature loss

Engineering Contradiction:
Improvedevice complexityVSAvoidhot water temperature
Core Design Contradiction:
Device complexityVSTemperature

Solution Approach 1:

By segmenting the device into a main body and a separate water-outlet module, the hot water valve is positioned immediately adjacent to the nozzle. This minimizes the hot water flow path length, reducing heat loss and temperature drop while keeping the overall device structure relatively simple through modular design.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If the water-discharge valve is installed inside the main body, then the device structure is simplified, but the cold water flow path length increases causing temperature rise

Engineering Contradiction:
Improvedevice complexityVSAvoidcold water temperature
Core Design Contradiction:
Device complexityVSTemperature

Solution Approach 1:

The modular segmentation places the cold water valve within the water-outlet module close to the nozzle. This shortens the cold water flow path, preventing excessive temperature rise while maintaining a simple overall device structure through the modular architecture.

Inventive Principle:
Principle #1Segmentation

4Loss of time

If the valve is relocated to the water-outlet module, then the water flow path length is reduced for immediate water supply, but the device structure becomes more complex

Engineering Contradiction:
Improvewater supply timeVSAvoiddevice complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The valve and water-outlet nozzle are merged into a single integrated water-outlet module. This combination reduces the water flow path length for immediate water supply while presenting a unified, simple external structure that does not appear overly complex from the outside.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The water-outlet module serves multiple functions: it houses the valve mechanism, contains the water outlet nozzle, and provides the interface for water discharge. This multi-functionality consolidates several components into one module, reducing overall device complexity while achieving rapid water supply.

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

5Loss of time

If the valve is relocated to the water-outlet module, then immediate water supply is achieved, but the installation complexity increases

Engineering Contradiction:
Improvewater supply timeVSAvoidinstallation ease
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The device is segmented into a main body and a separate water-outlet module that can be independently assembled. The valve is pre-integrated into the water-outlet module, which then attaches to the main body as a complete subassembly. This modular approach actually simplifies installation compared to integrating the valve into the main body, as the pre-assembled module reduces the number of installation steps.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10926204B2Purification device
Publication Date: 2021.02.23 LG ELECTRONICS INC
  • US10926204B2 patent drawing
  • US10926204B2 patent drawing
  • US10926204B2 patent drawing

AI summary

A purification device comprises a main body; and a water-outlet module formed to protrude forward of the main body, wherein the water-outlet module includes a water-outlet nozzle for supplying water passing through the filter out of the main body, wherein the water-outlet module includes: a casing, wherein at least a portion of the water-outlet nozzle is mounted on a bottom of the casing so as to be exposed to an outside; a water-supply hose, wherein one end thereof is connected to an inside of the main body while the other end thereof is provided inside the casing and is connected to the water-outlet nozzle, such water from the main body is supplied to the water-outlet nozzle; and a valve provided within the casing, wherein the valve is provided above the water-discharge nozzle and is installed on the water-supply hose to control a flow of water through the water-supply hose.