Fluid Connector Support and Locking for Stable Valve Coupling

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Solution Overview

Problem

Existing fluid transferring coupling devices are prone to bending or breakage at the coupling portion between the plug and socket due to the weight of the plug and fluid, leading to unstable fluid supply.

Innovation Solution

A fluid transferring connector with a plug and socket design that includes a first valve part and a cylindrical accommodation part, a second valve part and a cylindrical accommodation part, a support mechanism to stabilize the weight of the plug insertion part, and a lock mechanism to secure the plug in place, allowing for stable fluid flow without bending or breakage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the plug support part supports the plug at a position where the plug is not inserted into the socket, then the coupling portion is protected from bending or breakage, but the weight of the plug and fluid causes bending or breakage at the coupling portion between the plug and socket

Engineering Contradiction:
Improvestability of fluid supplyVSAvoidstrength of coupling portion
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The plug insertion part acts as an intermediary component between the plug and the socket's second accommodation part. It provides a supported position for the plug during insertion and operation, transferring the weight load to the socket structure rather than leaving it unsupported. This mediator structure prevents the coupling portion from bearing excessive weight that would cause bending or breakage.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the plug insertion part is moved along the second axis to switch between open and closed states, then fluid flow is controlled, but friction occurs during movement that may affect reliable operation

Engineering Contradiction:
Improvevalve switching operationVSAvoidfriction during movement
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The plug insertion part and the second accommodation part are arranged on the same axis (second axis), creating a aligned, equipotential configuration. This axial alignment ensures that movement occurs along the natural center line of both components, minimizing lateral friction and ensuring smooth, reliable operation during switching between open and closed states.

Inventive Principle:
Principle #12Equipotentiality

Data Source

PatentUS20250146607A1Fluid transferring connector
Publication Date: 2025.05.08 SURPASS IND
  • US20250146607A1 patent drawing
  • US20250146607A1 patent drawing
  • US20250146607A1 patent drawing

AI summary

A fluid transferring connector includes a plug having a first valve part and a cylindrical first accommodation part; and a socket having a second valve part, a cylindrical second accommodation part, a first support part that supports the second accommodation part in a state where the second accommodation part is fixed with respect to an installation face, a plug insertion part into which the plug is inserted, a motion mechanism that moves the plug insertion part along the axis to perform switching between an open state and a closed state, and a second support part that supports the weight of the plug insertion part at a predetermined position on the axis of the plug insertion part, and the plug insertion part has a lock mechanism that fixes the plug so that the plug is not moved along the axis with respect to the plug insertion part.