Commercial Cooker Cleaning Unit With Solid Cleaner Liquefaction

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Solution Overview

Problem

Commercial cooking devices with water and steam systems pose challenges for manual cleaning, particularly with high-alkaline cleaners, as they can be hazardous to users due to potential spills and uneven solubility of tablets, and require protective gear.

Innovation Solution

A cleaning device with a connection unit for a solid alkaline cleaning agent that liquefies using a solvent, eliminating the need for manual dosing and reducing contact risks, integrated into commercial cooking devices for efficient cleaning of cooking chambers and line systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If high-alkaline cleaning agents are used in conventional forms (powders, tablets, granules, liquids), then cleaning effectiveness is achieved, but user safety deteriorates due to potential spills and contact with corrosive cleaner

Engineering Contradiction:
Improvecleaning effectivenessVSAvoiduser safety
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention changes the physical state of the cleaning agent from conventional forms (powders, tablets, liquids) to a solid gel form. This parameter change allows the cleaning agent to be contained in a bottle without spillage risks while maintaining high-alkaline cleaning effectiveness. The gel form can be safely handled and dosed without protective gear.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses a composite material formulation combining high-alkaline cleaning agents with gel-forming substances. This creates a solid gel cleaner that retains the corrosive cleaning power of high-alkaline agents while achieving a stable, non-spillable physical form that can be safely contained and applied.

Inventive Principle:
Principle #40Composite materials

2Measurement precision

If tablets are used for cleaning, then dosing accuracy is improved, but reliability deteriorates due to breakage and inconsistent water solubility

Engineering Contradiction:
Improvedosing accuracyVSAvoidcleaning consistency
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The invention changes the physical form from tablets to a solid gel, eliminating the breakage issue inherent in tablets. The gel maintains dosing accuracy through controlled dispensing while ensuring consistent water solubility and cleaning performance without the reliability problems of tablet breakage and variable dissolution rates.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If manual dosing of cleaning agents is performed, then flexibility is improved, but ease of operation deteriorates due to requirement of protective gear and careful handling

Engineering Contradiction:
Improvedosing flexibilityVSAvoidhandling convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The invention enables self-service operation where the cleaning system automatically handles the gel cleaner from the bottle through controlled dispensing. The system performs its own dosing without requiring manual handling, eliminating the need for protective gear while maintaining dosing flexibility through automated control mechanisms.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The solid gel form acts as an intermediary between the cleaning agent and the user. It allows the cleaning system to access and dispense the high-alkaline cleaner without direct user contact, eliminating the need for protective equipment while preserving dosing flexibility through controlled release mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of operation

If line systems in cooking devices are cleaned manually, then accessibility is improved, but productivity deteriorates due to inability to access internal components

Engineering Contradiction:
Improvecleaning accessibilityVSAvoidcleaning efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The invention uses hydraulic principles by formulating the cleaning agent as a gel that can be pumped and circulated through the line system. This allows the cleaner to be delivered directly to internal components through fluid delivery mechanisms, enabling thorough cleaning of inaccessible areas while improving cleaning productivity and efficiency.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 allows for safe and efficient cleaning of commercial cooking devices without user exposure to high-alkaline cleaners, ensuring hygiene and optimal cleaning efficiency with precise dosing and controlled alkalinity.

Implementation Method 1

a liquefaction device for liquefying the solid cleaning agent. Liquefaction can here preferably take place using a solvent

Methodology Applied
Scientific EffectLiquefaction: Phase Change

Implementation Method 2

the liquefaction device has a heating device, with which the container can be heated

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

Liquefaction can here preferably take place using a solvent

Methodology Applied
Scientific EffectSolvation: Solvation

Data Source

PatentUS10767871B2Cleaning device for commercial cooking devices
Publication Date: 2020.09.08 BUDICH INT
  • US10767871B2 patent drawing
  • US10767871B2 patent drawing
  • US10767871B2 patent drawing

AI summary

The present invention relates to a cleaning device (200, 200′) for commercial cooking devices (100, 100′). The cleaning device (200, 200′) has a connection unit (2), in particular a connection piece (2), for accommodating a container (B, BR, BKI) with a solid cleaning agent (1R), a liquefaction device (2a, 2b) for liquefying the solid cleaning agent (1R), if necessary using a solvent, and optionally at least one first supply tank (12, 12R, 12K, 13R, 13K). In addition, the invention relates to a commercial cooking device (100, 100′) and the use of a cleaning device (200, 200′) according to the invention in commercial cooking devices (100, 100′). Finally, the present invention involves a method for cleaning commercial cooking devices (100, 100′).