Fluid Connector With Embedded Temperature Sensing and Clear Flow Path

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Solution Overview

Problem

Existing connectors with embedded temperature detection elements protruding outward or inward from the tube body increase size and complexity, leading to high costs and potential fluid flow obstruction, as well as the need for increased stiffness to withstand fluid pressure.

Innovation Solution

A connector design where the temperature detection element is embedded within the tubular part of the tube body, eliminating protrusions and simplifying the structure, allowing fluid flow without hindrance and reducing the need for additional stiffness, thereby reducing costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the detection element is stored in a detection element storage portion protruding outward from the tube body, then the detection element is protected and accessible, but the connector size increases and the housing shape becomes complicated

Engineering Contradiction:
Improvedetection element protectionVSAvoidconnector size
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The detection element is embedded within the tubular part of the tube body, nesting the detection function inside the existing structural component rather than adding an external housing. This eliminates the need for a protruding detection element storage portion while maintaining element protection and accessibility.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the detection element protrudes inward from the inner circumferential surface, then the detection element is accessible, but fluid flow is hampered and the supporting part requires increased stiffness

Engineering Contradiction:
Improvedetection element accessibilityVSAvoidfluid flow obstruction
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The detection element is arranged in the axial direction within the tubular part rather than protruding radially inward. This dimensional repositioning allows the element to be accessible while maintaining a clear radial flow path for the fluid, eliminating flow obstruction.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Measurement precision

If the detection element protrudes inward from the inner circumferential surface, then the detection element can detect fluid temperature, but the supporting part must withstand direct fluid pressure requiring increased stiffness

Engineering Contradiction:
Improvefluid temperature detectionVSAvoidsupporting part stiffness
Core Design Contradiction:
Measurement precisionVSStrength

Solution Approach 1:

The tubular part of the tube body serves as an intermediary structure that houses the detection element. This intermediary allows the detection element to detect fluid temperature through the tubular wall while the tubular part itself absorbs and distributes the fluid pressure, eliminating the need for the supporting part to withstand direct high pressure.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 embedded temperature detection element reduces connector size, maintains fluid flow integrity, and simplifies the structure, resulting in cost savings and efficient fluid flow management.

Implementation Method 1

a temperature detection element embedded in a tubular part of the tube body and configured to detect a temperature of the fluid flowing through the tube body

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS11536405B2Connector
Publication Date: 2022.12.27 SUMITOMO RIKO CO LTD
  • US11536405B2 patent drawing
  • US11536405B2 patent drawing
  • US11536405B2 patent drawing

AI summary

A connector includes: a tube body formed in a tubular shape having a first opening and a second opening at both ends thereof, a first opening side of the tube body being connectable to an end of a first pipe, a second opening side of the tube body being connectable to an end of a second pipe, the tube body allowing a fluid to flow therethrough between the first opening and the second opening; a temperature detection element embedded in a tubular part of the tube body and configured to detect a temperature of the fluid flowing through the tube body; and a terminal electrically connected to the temperature detection element and exposed to outside of the tube body.