Quick-Fitting Pipe Coupling Assembly With Preassembled Gasket

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Solution Overview

Problem

Conventional pipe fittings require multiple joints and fasteners for coupling with pipe elements, making installation time-consuming and labor-intensive, and prone to loss and management challenges.

Innovation Solution

A quick-fitting pipe fitting assembly with integrally formed fixed and movable coupling elements, where the gasket is preassembled and detachable, reducing the number of components and installation steps, and enhancing connection efficiency and reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional pipe fittings use multiple joints and fasteners for coupling, then the connection reliability is improved, but the installation time and labor intensity increase

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

Solution Approach 1:

The patent merges multiple separate joints and fasteners into a single integrated coupling mechanism. The coupling assembly includes a first coupling member with a first joint and a second coupling member with a second joint that are pre-assembled and interconnected, allowing the entire assembly to be installed as one unit rather than requiring separate installation of multiple components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent applies preliminary action by pre-assembling the first and second coupling members with their respective joints and fasteners before installation. The connecting elements are pre-positioned to connect the first coupling member to the second coupling member, so that during installation, the entire pre-assembled unit is simply coupled to the pipe elements without requiring on-site assembly of multiple separate components.

Inventive Principle:
Principle #10Preliminary action

2Strength

If conventional pipe fittings use multiple separate joints, then the connection strength is improved, but the device complexity and management difficulty increase

Engineering Contradiction:
Improveconnection strengthVSAvoidnumber of components
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines multiple separate joints into a single integrated coupling assembly. The first coupling member and second coupling member are connected through pre-assembled connecting elements, forming one unified device that maintains the structural strength of multiple joints while reducing the number of separate components that need to be managed and tracked.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If conventional pipe fittings require multiple separate joints, then the adaptability is improved, but the installation efficiency decreases

Engineering Contradiction:
Improvecoupling adaptabilityVSAvoidinstallation efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent applies preliminary action by pre-assembling the entire coupling mechanism including both coupling members and connecting elements before installation. This allows the multi-adaptable coupling assembly to be installed as a single unit, maintaining the versatility of connecting different pipe elements while dramatically improving installation efficiency by eliminating on-site assembly of multiple separate components.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11781686B2Quick-fitting pipe fitting assembly
Publication Date: 2023.10.10 SHANGHAI VISION MECHANICAL JOINT CO LTD
  • US11781686B2 patent drawing
  • US11781686B2 patent drawing
  • US11781686B2 patent drawing

AI summary

A quick-fitting pipe fitting assembly for coupling with at least one pipe element includes a pipe fitting body, at least one coupling unit, and at least one gasket. Each coupling unit includes a fixed coupling element integrally extended from the pipe fitting body and a movable coupling element, the gasket disposed at the coupling unit, the connecting elements movably connect the fixed coupling element with the movable coupling element, wherein the at least one coupling unit is adapted for being preassembled with the at least one pipe element and can be fastened by at least one fastening element that is capable of being operated to fasten the movable coupling element with the fixed coupling element.