Plastic Pipe Holder Assembly for Fast Angle Pipe Connections

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Solution Overview

Problem

The inefficiency and time-consuming process of connecting support pipes in rehabilitation pipes due to the heavy weight and numerous connection points of conventional metal fittings, which impede work efficiency.

Innovation Solution

A lightweight pipe connecting tool and method using hard plastic pipe holders with hollow cylindrical and semi-cylindrical portions, along with clamping tools to securely connect two cylindrical pipes at any desired angle, facilitating easy assembly and firm holding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional metal connecting fittings are used to connect pipes, then the connection strength is sufficient, but the weight of the connecting tool becomes heavy and the work efficiency decreases

Engineering Contradiction:
Improveconnection strengthVSAvoidweight of connecting tool
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent changes the material parameter from metal to hard plastic, transforming the connecting fitting from heavy metal material to lightweight plastic material while maintaining sufficient connection strength through proper structural design of the pipe holders and clamping mechanisms

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses hard plastic material that combines lightweight properties with sufficient strength and rigidity, creating a composite solution that replaces traditional metal fittings while maintaining connection reliability

Inventive Principle:
Principle #40Composite materials

2Reliability

If conventional metal connecting fittings are used to connect pipes, then the connection is secure, but the number of connecting locations increases and the time required for connection increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidconnection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent divides the connecting fitting into segmented components including pipe holders with clamping mechanisms, allowing for modular assembly and easier handling that reduces the time required for connection while maintaining secure connection through each segmented component

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pipe holders are designed with pre-formed hollow cylindrical and semi-cylindrical portions that are ready for insertion, and the clamping mechanisms are pre-configured to engage with the pipes, eliminating the need for complex on-site assembly procedures

Inventive Principle:
Principle #10Preliminary action

3Strength

If conventional metal connecting fittings are used, then the structural strength is sufficient, but the ease of operation deteriorates due to heavy weight

Engineering Contradiction:
Improvestructural strengthVSAvoidease of assembly
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent changes the material parameter from metal to hard plastic, reducing the weight of the connecting fittings while maintaining sufficient structural strength through optimized geometric design of the pipe holders and clamping structures

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs lightweight plastic connecting fittings that are easier to handle and operate, sacrificing some durability compared to metal but gaining significant improvements in ease of operation and assembly speed

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS11319975B2Pipe connection tool and pipe connection method
Publication Date: 2022.05.03 SHONAN GOSEI JUSHI SEISAKUSHO KK
  • US11319975B2 patent drawing
  • US11319975B2 patent drawing
  • US11319975B2 patent drawing

AI summary

One cylindrical pipe is inserted into the hollow cylindrical portions of first and second holders made of hard plastic, and the other cylindrical pipe is inserted into the hollow semi-cylindrical portions. The first and second pipe holders are butted together at butt surfaces, respectively. The cylindrical pipe inserted into the butted hollow cylindrical portions is held in the hollow cylindrical portions using a clamping tool, and the cylindrical pipe inserted into a cylindrical portion that becomes hollow cylindrical by butting is held in the hollow semi-cylindrical portions using the clamping tool.