Double-Funnel Flow-Guiding Assembly for Separate Heat and Cold Paths

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Solution Overview

Problem

Existing heat-dispelling instruments in traditional Chinese medicine fail to effectively guide cold out of the human body, leading to its entrapment and difficulty in long-term dispelling, while manual therapies require medical skills and are inconvenient for widespread use.

Innovation Solution

A curved-surface double-funnel-shaped flow-guiding element and nested flow-guiding assemblies that form hollow channels to guide cold out of the body, utilizing energy sources like moxa sticks and infrared/LED light sources, with movable components and control modules to enhance cold expulsion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If existing heat transfer instruments are used to dispel cold from the body, then heat can be transferred into the body, but most of the cold will entangle with the heat and be trapped inside the human body, hindering further discharge of cold

Engineering Contradiction:
Improvebody temperatureVSAvoidcold discharge effectiveness
Core Design Contradiction:
TemperatureVSReliability

Solution Approach 1:

The device divides the treatment process into two distinct functional components: a heat transfer module for warming the body and a flow-guiding module for directing cold discharge. This segmentation allows heat and cold to be managed separately, preventing cold entrapment while maintaining therapeutic warmth.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flow-guiding module acts as an intermediary component between the heat source and the body surface. It guides the discharge of cold outward while allowing heat to penetrate inward, mediating the interaction between thermal energy and bodily fluids to achieve effective cold removal without trapping it.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If manual physical therapy is used to dispel cold, then focused therapy can be performed according to individual differences with quick effects, but it requires medical practitioners to have certain medical skills, cannot be completed at home, and is inconvenient

Engineering Contradiction:
Improvetherapeutic effectVSAvoidoperational convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The device enables individuals to perform cold-dispelling therapy themselves at home without requiring professional medical practitioners. The automated flow-guiding module and heat transfer system allow users to conduct focused therapy on specific body areas independently, making the treatment accessible and convenient while maintaining therapeutic effectiveness.

Inventive Principle:
Principle #25Self-service

3Temperature

If frequent heat therapy is used to dispel cold, then the body temperature can be increased, but the cold will be trapped deep inside the human body, making it more difficult to dispel

Engineering Contradiction:
Improvebody temperatureVSAvoidcold discharge duration
Core Design Contradiction:
TemperatureVSDuration of action of moving object

Solution Approach 1:

The flow-guiding module operates continuously during heat therapy to maintain an open pathway for cold discharge. This continuous action ensures that as heat penetrates the body and mobilizes cold, the cold is constantly guided outward through the flow-guiding channels, preventing accumulation and enabling sustained therapeutic effect over time.

Inventive Principle:
Principle #20Continuity of useful action

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 assemblies efficiently expel cold from the body, improving thermal therapy efficacy by guiding heat and cold separately, making the process accessible and effective without requiring medical expertise.

Implementation Method 1

The external treatment methods can rapidly increase the human body temperature by conducting and radiating heat energy

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

The external treatment methods can rapidly increase the human body temperature by conducting and radiating heat energy

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Data Source

PatentUS20260047980A1Curved-surface double-funnel-shaped flow-guiding element, series-linear flow-guiding assembly, and nested flow-guiding assembly
Publication Date: 2026.02.19 XING HAOYU
  • US20260047980A1 patent drawing
  • US20260047980A1 patent drawing
  • US20260047980A1 patent drawing

AI summary

Disclosed are a curved-surface double-funnel-shaped flow-guiding element, a series-linear flow-guiding assembly, and a nested flow-guiding assembly. Two openings are disposed at two ends of the curved-surface double-funnel-shaped flow-guiding element, and an interior of the curved-surface double-funnel-shaped flow-guiding element is hollow, to form a double-funnel-shaped flow channel. The curved-surface double-funnel-shaped flow-guiding element includes a first funnel and a second funnel, and cross-sectional lines of an inner wall of the first funnel and an inner wall of the second funnel along a central axis of the curved-surface double-funnel-shaped flow-guiding element are curved lines, and the curved lines are concave towards the central axis of the curved-surface double-funnel-shaped flow-guiding element.