Rotating Thermotherapy Device Heating Element Contact

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Solution Overview

Problem

Conventional thermotherapy devices experience reduced thermotherapy effect due to the spacing between the heating ceramic and heating element, leading to inefficient heat transfer and increased power consumption.

Innovation Solution

A thermotherapy device design where the heating part rotates together with the ceramic part, utilizing a heating element, a transfer member for heat transfer, and a power supply part with an electrode member to ensure stable current supply, minimizing heat loss and improving power efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the heating ceramic and heating element are spaced apart to allow rotation, then the heating ceramic can rotate relative to the heating element, but the heat transfer efficiency deteriorates

Engineering Contradiction:
Improverotation capabilityVSAvoidheat transfer efficiency
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

A transfer member is introduced as an intermediary component between the heating element and heating ceramic. This transfer member rotates together with the heating ceramic while being supplied with current through a sliding contact, enabling both rotation capability and efficient heat transfer to occur simultaneously.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If the heating part rotates together with the ceramic part, then heat transfer is improved, but maintaining stable electrical contact becomes difficult

Engineering Contradiction:
Improveheat transfer efficiencyVSAvoidelectrical contact stability
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

A sliding contact in the form of a flexible conductive component is used to supply current to the rotating heating part. This sliding contact maintains continuous electrical connection through relative motion, allowing the heating part to rotate while receiving stable power supply.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If the heating part is fixed and non-rotating, then electrical connection is stable, but the friction between heating ceramic and cover increases causing wear

Engineering Contradiction:
Improveelectrical connection stabilityVSAvoidfriction and wear
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The heating part is merged with the heating ceramic to form a combined rotating assembly. This allows the heating ceramic to rotate together with the heating element, reducing friction between the heating ceramic and cover while the sliding contact system maintains stable electrical connection for the entire rotating assembly.

Inventive Principle:
Principle #5Merging (Combining)

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 device achieves improved heat transfer and enhanced thermotherapy effects by ensuring the heating part and ceramic part are in contact, reducing heat loss and maintaining stable operation.

Implementation Method 1

a heating part which is inserted in the inner space and has a heating element for generating heat so as to heat the ceramic part

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

a transfer member for transferring the heat generated by the heating element to the ceramic part

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS20240000653A1Thermotherapy device
Publication Date: 2024.01.04 CERAGEM CO LTD
  • US20240000653A1 patent drawing
  • US20240000653A1 patent drawing
  • US20240000653A1 patent drawing

AI summary

A thermotherapy device is capable of being supplied with an electric current from a power supply part in a non-rotating state even when a heating part for heating a ceramic part rotates together with the ceramic part. To this end, the thermotherapy device comprises a ceramic part having an inner space formed therein; a heating part which includes a heating element inserted into the inner space and emitting heat such that the ceramic part is heated, and a transfer member for transferring, to the ceramic part, heat generated from the heating element; a power supply part having an electrode member so as to supply an electric current to the heating part; and a support part for supporting the ceramic part, wherein the heating part may rotate relative to the electrode member such that the heating part rotates together with the ceramic part.