Centrifugal Mop Head Drying With Free-Hanging Support

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Solution Overview

Problem

Existing drying devices for mopping heads face inefficiencies due to the mop head bearing the weight of the entire mopping device, causing mop covers or fringes to be anchored in an unfavorable position during the spin-out process, leading to crumpled and inefficient drying.

Innovation Solution

A holding device is used to suspend the mopping device, allowing the mop head and its components to be largely free, with the center of gravity aligned on the axis of rotation, enabling centrifugal forces to expel moisture more effectively by positioning the mop head to move further from the axis of rotation, and a drive mechanism like a drill rod drive for efficient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the mop head bears the weight of the entire mopping device during centrifugal drying, then the structure is simple, but the mop cover or fringes are anchored in an unfavorable position causing crumpled drying results

Engineering Contradiction:
Improvedrying result qualityVSAvoidstructure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent extracts the weight-bearing function from the mop head by introducing a separate holding device (support arm with support surface) that suspends the mopping device. This allows the mop head to be free during centrifugal drying, preventing it from bearing the device weight and enabling proper positioning of the mop cover/fringes for effective moisture expulsion.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The holding device acts as an intermediary between the mopping device and the centrifugal drying system. It provides a support surface that contacts the mopping device at a specific point, allowing the mop head to hang freely while maintaining proper orientation through the center of gravity alignment, thus mediating between structural support and drying effectiveness.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the mop head is freely movable during centrifugal drying, then moisture expulsion is improved, but the device requires additional holding mechanisms increasing complexity

Engineering Contradiction:
Improvemoisture expulsion efficiencyVSAvoidholding device structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts the support function from the mop head itself and places it on a separate holding device. This allows the mop head to be completely free during centrifugal drying, maximizing its ability to move outward with centrifugal force and expel moisture efficiently, while the holding device provides minimal intervention only for suspension.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The holding device positions the mopping device such that its center of gravity lies on the axis of rotation. This creates an equipotential condition where gravitational force is balanced, allowing centrifugal force to be the dominant factor during drying, thereby maximizing moisture expulsion efficiency without requiring additional complex positioning mechanisms.

Inventive Principle:
Principle #12Equipotentiality

3Force

If the center of gravity is aligned on the axis of rotation, then centrifugal force positioning is optimized, but the holding device positioning becomes more complex

Engineering Contradiction:
Improvecentrifugal force effectivenessVSAvoidholding device positioning
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The mopping device is designed with an integrated hanging element (such as a hook or protrusion) that automatically engages with the support arm's support surface. This self-service mechanism allows the device to self-position with its center of gravity on the rotation axis without requiring complex external positioning systems, while still achieving optimized centrifugal force effectiveness.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The support arm with its support surface acts as an intermediary that simplifies the positioning task. By providing a specifically designed contact point, it enables the mopping device to naturally align its center of gravity on the rotation axis through simple gravitational settling, rather than requiring complex active positioning mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

This configuration ensures better drying results by allowing the mop components to move freely under centrifugal force, improving moisture expulsion and reducing energy consumption while allowing for easy operation and control of the drying process.

Implementation Method 1

the mop cover or mop fringes can move further outwards from the axis of rotation, following the centrifugal force, to where the web speed and thus the centrifugal force is greater, so that the moisture is expelled more efficiently

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Data Source

PatentEP1890584B1Device for centrifugal drying a wiping head
Publication Date: 2012.12.12 LEIFHEIT
  • EP1890584B1 patent drawingFigure 1
  • EP1890584B1 patent drawingFigure 2~3
  • EP1890584B1 patent drawingFigure 4~5

AI summary

The invention relates to a device (1) for drying the wiping head (29) of a wiping unit, wherein the inventive device (1) is provided with a centrifugal device comprising a cavity (5) in which the wiping head can be introduced and a holding device in which the wiping unit can be suspended and/or to which the wiping unit can be fixed in such a way that the wiping head (29) thereof and/or at least the wiping head (29) parts are suspended inside the cavity (5) in a substantially free manner.