Physiotherapy Light Source Heat-Conducting Base for Better Dissipation

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Solution Overview

Problem

Existing physiotherapy instruments suffer from poor heat dissipation due to heat accumulation in the housing, which affects the performance of the light source.

Innovation Solution

Incorporating a heat-conducting base between the housing and the light source to facilitate heat exchange and dissipation through the housing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the light source is provided inside the plastic housing without additional heat dissipation structures, then the device structure is simple, but the heat dissipation effect is poor

Engineering Contradiction:
Improvedevice structureVSAvoidheat dissipation effect
Core Design Contradiction:
Device complexityVSTemperature

Solution Approach 1:

The patent introduces a heat-conducting base as an intermediary component between the light source and the housing. This heat-conducting base serves as a thermal mediator that efficiently transfers heat from the light source to the housing, resolving the contradiction by adding a dedicated heat transfer pathway without significantly complicating the overall device structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent segments the housing into different functional regions: a heat-conducting portion and an insulating portion. This segmentation allows the housing to simultaneously serve as both a heat dissipation pathway and a thermal insulation barrier, improving heat dissipation effectiveness while maintaining structural simplicity.

Inventive Principle:
Principle #1Segmentation

2Temperature

If the heat-conducting base is added between the housing and the light source, then the heat dissipation area is increased, but the device complexity increases

Engineering Contradiction:
Improveheat dissipation areaVSAvoiddevice structure
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The patent merges the heat-conducting base with the housing structure, where the heat-conducting base forms an integrated part of the housing's heat dissipation system. This merging approach increases the heat dissipation area while minimizing the increase in device complexity by combining multiple functions into a unified structure.

Inventive Principle:
Principle #5Merging (Combining)

3Temperature

If the housing is made entirely of heat-conducting material, then the heat dissipation effect is improved, but the insulation performance deteriorates

Engineering Contradiction:
Improveheat dissipation effectVSAvoidinsulation performance
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by making different portions of the housing have different thermal properties. The heat-conducting portion is designed with high thermal conductivity for efficient heat dissipation, while the insulating portion is designed with low thermal conductivity to prevent heat loss to the external environment. This local differentiation resolves the contradiction between heat dissipation and insulation performance.

Inventive Principle:
Principle #3Local quality

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

Enhances the heat dissipation area and effectiveness of the light source, preventing heat accumulation and improving overall thermal management.

Implementation Method 1

The heat-conducting base exchanges heat with the light source, transmits the heat generated by the light source to the housing, and dissipates the heat through the housing

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS20260102626A1Physiotherapy Instrument
Publication Date: 2026.04.16 DONGGUAN LAIGUANG ELECTRONIC TECHNOLOGY CO LTD
  • US20260102626A1 patent drawing
  • US20260102626A1 patent drawing
  • US20260102626A1 patent drawing

AI summary

A physiotherapy instrument includes a housing, a light source and a heat-conducting base. The light source is provided inside the housing, and the light source outputs light and can generate heat during operation. The heat-conducting base is provided on the housing and supports the light source. The heat-conducting base is located between the housing and the light source. The heat-conducting base exchanges heat with the light source, transmits the heat generated by the light source to the housing, and dissipates the heat through the housing. At this time, the heat-conducting base is added relative to the light source, it is convenient for the heat generated by the light source during operation to be conducted to the housing through the heat-conducting base.