Mop Bucket Water Separation Structure for Clean and Sewage Isolation

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Solution Overview

Problem

Existing cleaning tools fail to effectively separate clean water from sewage during the cleaning process, leading to inefficient water utilization and waste, as the water in the mop bucket becomes increasingly dirty, necessitating frequent disposal.

Innovation Solution

A mop bucket design featuring a clean water bucket with a water accommodating part, water pumping structure, and air supply holes, allowing for continuous cleaning and spin-drying operations by isolating the water accommodating part and controlling water and air pressure, along with a water uniformizing structure and bristle layer for efficient water distribution and cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the water pumping structure continues to pump water during spin-drying operation, then clean water is continuously supplied to the cleaning cavity, but this causes waste of clean water and reduces water utilization efficiency

Engineering Contradiction:
Improvecontinuous cleaning operationVSAvoidclean water waste
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

The patent implements continuous useful action by enabling the mop bucket to alternately perform cleaning and spin-drying operations without interruption. The water pumping structure automatically switches between pumping clean water during cleaning mode and stopping during spin-drying mode, ensuring that water is supplied only when needed for cleaning, thus maintaining continuous productive operation while avoiding water waste.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent employs feedback control through the lifting device that detects the mop head's position and the operational mode. When the mop head is lifted for spin-drying, the lifting device signals the water pumping structure to stop pumping, preventing water waste. When the mop head returns to cleaning position, pumping resumes automatically, creating a closed-loop control system that optimizes water usage based on real-time operational needs.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the support device remains connected to the water pumping structure during mop separation, then the water pumping structure continues rotating, but this causes clean water to be wasted

Engineering Contradiction:
Improvemop separation capabilityVSAvoidclean water consumption
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The patent applies dynamics by making the connection between the support device and water pumping structure conditional rather than fixed. The lifting device dynamically controls the engagement and disengagement of the mop head with the water pumping structure. When the mop head is lifted for spin-drying, the connection is automatically broken, stopping water pumping. This dynamic connection allows easy mop separation while preventing water waste during non-cleaning operations.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If clean water and sewage are mixed in the same bucket, then the structure is simple, but this reduces cleaning effectiveness and requires frequent water disposal

Engineering Contradiction:
Improvebucket structureVSAvoidcleaning effectiveness
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent applies segmentation by dividing the bucket into two separate compartments: a clean water bucket and a sewage bucket. This physical separation allows clean water to be reused multiple times for cleaning operations while sewage is collected separately for disposal. The segmented structure maintains relative simplicity while dramatically improving cleaning effectiveness and water utilization efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts the sewage from the cleaning system by providing a separate sewage bucket and drainage path. This extraction allows the clean water system to operate independently without contamination, enabling continuous reuse of clean water for multiple cleaning cycles, thereby improving productivity and reducing the frequency of water disposal.

Inventive Principle:
Principle #2Taking out (Extraction)

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

Enables quantitative use of cleaning water for one cleaning period, reduces water consumption, and prevents sewage contamination of the clean water bucket, allowing for efficient and continuous cleaning and spin-drying operations while saving water resources.

Implementation Method 1

a water pumping structure capable of pumping water in the water accommodating part to above the clean bucket cover is disposed in the water accommodating part

Methodology Applied
Scientific EffectWater pumping: Pump

Implementation Method 2

water seepage holes communicated with the clean water bucket and enabling clean water in the clean water bucket to drop into the water accommodating cavity

Methodology Applied
Scientific EffectGravity flow: Gravitation

Implementation Method 3

air supply holes for supplying air when water in the water accommodating part is pumped out are disposed on the water accommodating part

Methodology Applied
Scientific EffectAir pressure supply: Pressure Gradient

Data Source

PatentUS11974710B2Mop bucket and cleaning tool having the same
Publication Date: 2024.05.07 ZHEJIANG LIVINGHUE HOUSEWARE PROD CO LTD
  • US11974710B2 patent drawing
  • US11974710B2 patent drawing
  • US11974710B2 patent drawing

AI summary

The present disclosure relates to the technical field of cleaning tools, and discloses a mop bucket and a cleaning tool having the same. Through quantitative use of water for one cleaning and direct spin-drying after cleaning, the cleaning tool is convenient for operation and energy-efficient.