Recycling Bin Hydraulic Compression with Mediator Plate

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Solution Overview

Problem

Existing recycling bins face challenges in efficiently compressing recyclables while protecting the weighing device at the bottom, as electric compression modes provide insufficient compression and hydraulic modes risk damaging the weighing device.

Innovation Solution

A recycling bin design featuring a hydraulic pressurizing device with a compression beam and a lifting mechanism, which allows for efficient compression of recyclables without directly applying pressure to the weighing device at the bottom, thus protecting it.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If electric compression mode is used, then the weighing device is protected from damage, but the compression effect is insufficient

Engineering Contradiction:
Improveweighing device protectionVSAvoidcompression effect
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent introduces a compression plate as an intermediary component between the hydraulic pressurizing device and the recyclables. The compression plate transmits the compression force to the recyclables without directly applying it to the weighing device, thus achieving both effective compression and protection of the weighing device. This mediator approach resolves the contradiction by decoupling the compression function from the weighing function.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If hydraulic compression mode is used, then the compression effect is improved, but the weighing device is damaged due to great downward pressure

Engineering Contradiction:
Improvecompression effectVSAvoidweighing device integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The compression plate serves as a mediator that receives compression force from the hydraulic pressurizing device and transfers it to the recyclables. This intermediate structure prevents the direct transmission of high compression forces to the weighing device, thereby protecting it from damage while maintaining effective compression of recyclables.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent segments the compression system into distinct components: the hydraulic pressurizing device, the compression plate, and the recyclables. This segmentation allows the compression function to be separated from the weighing function, enabling independent optimization of each function and preventing interference between them.

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If the bin body is fully loaded with recyclables, then the storage capacity is maximized, but the collection and transportation frequency increases

Engineering Contradiction:
Improvestorage capacityVSAvoidcollection frequency
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The compression function enables continuous utilization of the bin body's storage capacity. By compressing recyclables in real-time, the system maintains maximum density throughout the collection period, delaying the point at which the bin reaches its capacity limit and thus reducing collection frequency.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent changes the density parameter of recyclables through compression. By increasing the density of stored materials, the effective storage capacity of the bin is extended, allowing more recyclables to be stored in the same physical space and thereby reducing the frequency of collection and transportation.

Inventive Principle:
Principle #35Parameter changes

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 enables effective compression of recyclables, facilitates easy cleaning and transportation, and ensures the integrity and functionality of the weighing device, while also improving storage capacity and reducing energy consumption.

Implementation Method 1

the pressurizing device employs a hydraulic mode... the hydraulic drive mode enables the garbage at the lower side of the recycling bin to get a great pressure, the volume is effectively compressed

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Data Source

PatentUS12286293B2Recycling bin for classification and compression of renewable resources
Publication Date: 2025.04.29 ZHEJIANG LIANYUN ZHIHUI TECH CO LTD
  • US12286293B2 patent drawing
  • US12286293B2 patent drawing
  • US12286293B2 patent drawing

AI summary

A recycling bin for classification and compression of renewable resources, comprising a recycling bin housing, and a recycling bin inner container and a pressurizing device provided inside the recycling bin housing, wherein a weighing device is further provided between a bottom of the recycling bin inner container and the recycling bin housing; the pressurizing device comprises a compression beam provided in an upper part of an inner cavity of the recycling bin inner container, and a driving part for driving the compression beam to move; an upper end of the driving part is connected to the compression beam, and a lower end is connected to the bottom of the recycling bin inner container.