Integrated Bottle Label Removal and Cleaning System

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Solution Overview

Problem

Existing plastic recycling systems are inefficient due to the complexity of processes, high equipment and labor costs, and reduced cleaning efficiency, as they typically involve separate steps for label removal and cleaning.

Innovation Solution

A bottle label removing and cleaning integrated system that combines multifunctional devices and optimized system design to reduce equipment use, time, and labor, while improving cleaning efficiency and reducing costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate label removing and cleaning processes are used, then each process can be optimized independently, but the system complexity increases and overall efficiency decreases

Engineering Contradiction:
Improveprocess optimizationVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the label removing machine and cleaning machine into a single integrated device. The label removing machine includes a drum with scraping mechanisms that remove labels while the cleaning mechanism simultaneously washes the bottles. This merging eliminates the need for separate independent processes while maintaining optimization of both functions within the unified system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated system performs multiple functions within a single device: label removal through scraping mechanisms, cleaning through water spray and agitation, and dewatering through the drum structure. This multi-functionality reduces system complexity by consolidating what would otherwise require separate specialized equipment for each operation.

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

2Reliability

If multiple independent functional devices are used, then each device can perform its specific function well, but equipment investment and operating costs increase

Engineering Contradiction:
Improvefunctional performanceVSAvoidequipment cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

By merging the label removing machine and cleaning machine into one integrated device, the patent reduces equipment investment costs. The shared drum structure, drive mechanism, and control system eliminate the need for duplicate equipment, thereby lowering both capital expenditure and operating costs while maintaining the functional performance of both label removal and cleaning operations.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If label removing is performed before cleaning in separate steps, then each step can be optimized, but time and labor are wasted

Engineering Contradiction:
Improveprocess controlVSAvoidcleaning efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The integrated system enables continuous operation where label removal and cleaning occur simultaneously in a single pass through the machine. Bottles are fed into the drum, labels are scraped off while cleaning water sprays onto the bottles, and cleaned bottles exit continuously. This eliminates the waiting time and transfer operations between separate sequential processes, significantly improving productivity while maintaining process control.

Inventive Principle:
Principle #20Continuity of useful action

4Ease of repair

If separate label removing and cleaning systems are used, then each system can be independently maintained, but the overall system requires more equipment and space

Engineering Contradiction:
Improvemaintenance independenceVSAvoidequipment space
Core Design Contradiction:
Ease of repairVSVolume of stationary object

Solution Approach 1:

The patent consolidates label removing and cleaning functions into a single integrated machine with a compact drum-based design. This merging dramatically reduces the equipment space required compared to having separate label removing machines and cleaning machines. The shared structural components and overlapping functional zones within the drum assembly minimize the overall footprint while maintaining ease of maintenance through modular design elements.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12220844B2Bottle label removing and cleaning integrated system
Publication Date: 2025.02.11 ZHEJIANG BORETECH
  • US12220844B2 patent drawing
  • US12220844B2 patent drawing
  • US12220844B2 patent drawing

AI summary

The present invention relates to a bottle label removing and cleaning integrated system, including a support platform, and further including a label removing and cleaning machine, a bouncing separation screen, a cleaning liquid separator, and a cleaning liquid buffer tank that are sequentially connected, where the label removing and cleaning machine is mounted on the support platform, the bouncing separation screen is configured to separate cleaning water, labels, and impurities from main materials, and the cleaning liquid buffer tank is configured to accommodate cleaning liquid purified by the cleaning liquid separator.