Laundry treating device

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Solution Overview

Problem

Current microbubble generators for laundry treatment devices have complex structures, require additional water pumps and multiple valves, leading to high costs and limitations in water and detergent usage.

Innovation Solution

A laundry treating device with a simple structure that integrates a microbubble generator into the detergent box, eliminating the need for multiple valves and optimizing water and detergent usage, while maintaining effective microbubble generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If traditional microbubble generators are used, then microbubble generation function is achieved, but device complexity increases due to multiple valves and water pumps

Engineering Contradiction:
Improvestructure complexityVSAvoidmicrobubble generation function
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent combines the microbubble generator with the detergent box into an integrated assembly, merging multiple functions (detergent storage, water intake, microbubble generation) into a single unified structure. This eliminates the need for separate valves and water pumps, reducing device complexity while maintaining microbubble generation capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The detergent box is designed to serve multiple functions: storing detergent, introducing water through its inlet, and housing the microbubble generator. This multi-functional design reduces the overall number of components needed in the laundry treating device, simplifying the structure while ensuring reliable operation.

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

2Device complexity

If multiple valves and water pumps are used, then microbubble generation is achieved, but manufacturing cost increases

Engineering Contradiction:
Improvecomponent quantityVSAvoidmanufacturing cost
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

By integrating the microbubble generator directly into the detergent box and using the existing water inlet pipe for both detergent box water supply and microbubble generator water supply, the patent eliminates the need for multiple valves and separate water pumps. This reduction in component quantity directly lowers manufacturing costs while maintaining the required functionality.

Inventive Principle:
Principle #5Merging (Combining)

3Quantity of substance

If conventional water supply method is used, then water supply is achieved, but water and detergent usage efficiency decreases

Engineering Contradiction:
Improvewater usage amountVSAvoidwashing efficiency
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The microbubble generator pre-treats the water by generating microbubbles before the water reaches the detergent box and mixing with detergent. This preliminary action enhances the water's washing capability, allowing for reduced water and detergent usage while maintaining or improving washing efficiency. The microbubblized water is introduced into the detergent box through the water inlet manifold.

Inventive Principle:
Principle #10Preliminary 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 reduces detergent usage, saves water and electricity, and enhances cleaning efficiency with reduced residual detergent, achieving compactness and stability while lowering costs.

Implementation Method 1

the air dissolving tank defines an air dissolving cavity therein and has an inlet configured to feed water and an outlet configured discharge water

Methodology Applied
Scientific EffectAir dissolution: Absorption (physical)

Implementation Method 2

a cavitation element is provided outside the air dissolving tank and connected to the outlet

Methodology Applied
Scientific EffectCavitation: Cavitation

Data Source

PatentUS11434598B2Laundry treating device
Publication Date: 2022.09.06 WUXI LITTLE SWAN ELECTRIC CO LTD
  • US11434598B2 patent drawing
  • US11434598B2 patent drawing
  • US11434598B2 patent drawing

AI summary

A laundry treating device includes: a water tub; a main water inlet pipe; a detergent box, having a detergent cavity for accommodating detergent defined therein, and a washing inlet and a washing outlet, the washing inlet being connected to the main water inlet pipe, and the washing outlet being connected to the water tub; a microbubble generator, mounted to the detergent box, and having a water inlet connected to main water inlet pipe, and a water outlet connected to the detergent box or the water tub.