Rotating Spouting Module for Even Water and Hot Air Distribution

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Solution Overview

Problem

Existing washing machines face challenges in evenly distributing water and hot air for effective washing and drying, with inefficiencies in space usage and operation range, and lack of integrated control for spouting modules.

Innovation Solution

A washing machine design featuring a spouting module with a driving unit that performs reciprocating rotational motions, integrated hot air and water supply nozzles, and a Y-shaped water supply pipe for efficient distribution, allowing for even water distribution and uniform drying.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If water supply spouting nozzles are provided in washing machines, then water can be supplied to laundry, but water distribution is not even and washing effectiveness is reduced

Engineering Contradiction:
Improvewashing effectivenessVSAvoidwater distribution uniformity
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The spouting module is designed to rotate about a rotation axis, dynamically changing the spouting direction to cover different areas of the laundry. This rotational movement ensures even water distribution across the laundry surface, resolving the contradiction between washing effectiveness and water distribution uniformity.

Inventive Principle:
Principle #15Dynamics

2Productivity

If spouting modules are made variable with driving units, then laundry washing effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improvelaundry washing effectivenessVSAvoidspouting module structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The water supply spouting nozzle and hot air spouting nozzle are integrated into a single spouting module that rotates together as one unit. This merging of functions reduces the number of separate mechanisms needed, improving laundry washing effectiveness while controlling device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The spouting module serves multiple functions by simultaneously providing water supply and hot air spouting capabilities through integrated nozzles. This multi-functionality improves washing and drying effectiveness without proportionally increasing device complexity.

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

3Adaptability or versatility

If hot air spouting nozzles are added for drying, then drying function is improved, but device complexity and space usage increase

Engineering Contradiction:
Improvedrying functionVSAvoidspouting module structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The hot air spouting nozzle is merged with the water supply spouting nozzle in the same rotating module. This integration allows the drying function to be added without requiring separate mechanisms, thus improving versatility while minimizing increases in device complexity and space usage.

Inventive Principle:
Principle #5Merging (Combining)

4Area of stationary object

If reciprocating rotational motion is implemented, then water is evenly distributed with minimum operating range, but mechanism complexity increases

Engineering Contradiction:
Improveoperating rangeVSAvoiddriving unit mechanism
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The spouting module implements reciprocating rotational motion that oscillates between predetermined angles about a rotation axis. This dynamic motion pattern achieves even water distribution over a minimized operating range, optimizing the balance between coverage area and mechanism simplicity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9133574B2Washing machine
Publication Date: 2015.09.15 LG ELECTRONICS INC
  • US9133574B2 patent drawing
  • US9133574B2 patent drawing
  • US9133574B2 patent drawing

AI summary

There is disclosed a washing machine including a spouting module with a variable spouting direction. The washing machine includes a cabinet forming an external appearance, an accommodating module arranged in the cabinet and including an accommodating case in which a space for accommodating laundry is formed, spouting units formed in a horizontal direction and arranged in the accommodating case to spout water, and a driving unit for having the spouting units perform reciprocating rotational motions.