Quick-Connect Plastic Bucket for Clean Chemical Transfer

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Solution Overview

Problem

Conventional containers for chemicals in high-precision industries, such as the semiconductor industry, face challenges with cleanliness due to the need for frequent opening, which compromises cleanliness control, and existing materials like steel are not acid and alkali resistant, while plastic buckets lack high strength and pressure resistance.

Innovation Solution

A pipe connectable plastic bucket with quick-connect devices and through holes allows for fluid and gas exchange without opening the lid, providing acid and alkali resistance, lightness, and maintaining airtightness, enabling unloading and storage under normal pressure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If plastic buckets are used for chemical storage, then acid and alkali resistance is improved, but airtightness and cleanliness control deteriorate due to frequent opening requirements

Engineering Contradiction:
Improveacid and alkali resistanceVSAvoidcleanliness control
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention extracts the opening/closing function from the lid and relocates it to quick-connect devices integrated into the lid. These quick-connect devices can be opened and closed without removing the lid, allowing chemical transfer while maintaining the sealed environment and thus preserving cleanliness control while retaining acid and alkali resistance.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The quick-connect devices serve as intermediaries between the sealed bucket and the external piping system. They enable fluid transfer through a controlled interface that maintains the seal integrity, allowing chemical movement without compromising the airtight environment or the bucket's chemical resistance properties.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If steel buckets are used for chemical storage, then strength and pressure resistance are improved, but chemical resistance deteriorates due to poor acid and alkali resistance

Engineering Contradiction:
Improvepressure resistanceVSAvoidchemical resistance
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The invention uses composite construction by integrating quick-connect devices (which can be made of metal or metal-reinforced materials for strength) into a plastic bucket body (which provides chemical resistance). This composite approach combines the advantages of both materials: the plastic bucket maintains acid and alkali resistance while the quick-connect devices provide the necessary mechanical strength and pressure resistance.

Inventive Principle:
Principle #40Composite materials

3Productivity

If frequent opening of plastic buckets is performed, then chemical transfer efficiency is improved, but cleanliness control deteriorates

Engineering Contradiction:
Improvechemical transfer efficiencyVSAvoidcleanliness control
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The invention extracts the opening/closing function from the lid and relocates it to quick-connect devices integrated into the lid. These quick-connect devices can be opened and closed without removing the lid, allowing chemical transfer while maintaining the sealed environment and thus preserving cleanliness control while retaining acid and alkali resistance.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The quick-connect devices enable continuous chemical transfer operations without interrupting the sealed environment. By allowing rapid connection and disconnection of pipes while maintaining the lid seal, the system achieves continuous productivity improvement without compromising cleanliness control.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS11851236B2Pipe connectable plastic bucket and method of using the same
Publication Date: 2023.12.26 ECHEM SOLUTIONS CORP
  • US11851236B2 patent drawing
  • US11851236B2 patent drawing
  • US11851236B2 patent drawing

AI summary

A pipe connectable plastic bucket includes a bucket and at least two quick-connect devices. The bucket has a plurality of through holes for communication between the inside and the outside of the bucket. The at least two quick-connect devices respectively correspond to the plurality of through holes, and are disposed on the bucket. The at least two quick-connect devices are adapted to connect to pipes, and are used for allowing a fluid entering and exiting the bucket through the plurality of the through holes. The at least two quick-connect devices comprise a first quick-connect device for allowing the liquid to enter and to exit the bucket. The present invention also provides a method of using the pipe connectable plastic bucket.