Ceramic Insulating Composite for Electronic Switch Spark Protection
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Solution Overview
Problem
Conventional electronic switch devices with resin dispensing packaging are prone to sparking and subsequent melting or burning of plastic housings when electrically conductive ends are separated, posing a fire risk and failing to provide adequate heat resistance and insulation.
Innovation Solution
An electronic switch device utilizing ceramic materials, such as ceramic sheets or powders, is applied to the housing surfaces to isolate contact between conductive elements and prevent sparking, thereby protecting the plastic housing and internal components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If resin dispensing packaging is used to isolate and protect electronic elements, then insulating quality is improved, but heat resistance deteriorates and the resin becomes brittle
Solution Approach 1:
The patent uses a composite structure combining resin dispensing packaging with ceramic materials. The resin provides insulation while the ceramic layer (coated on the housing surface or applied to conductive ends) provides heat resistance and spark protection, creating a multi-material system that resolves the contradiction between insulation and heat resistance.
2Reliability
If resin dispensing packaging is used to protect electronic elements, then insulating quality is improved, but the packaging becomes brittle and harder to maintain insulation
Solution Approach 1:
By combining resin with ceramic materials, the patent creates a composite packaging system where the ceramic component provides structural stability and resistance to brittleness while the resin maintains electrical insulation. This composite approach resolves the contradiction between insulation quality and material stability.
3Ease of manufacture
If conventional packaging is used, then manufacturing is simple, but sparkles can contact the plastic housing causing melting, burning, and fire risk
Solution Approach 1:
The patent introduces ceramic materials as an intermediary protective layer between the spark-generating conductive ends and the plastic housing. This intermediary layer absorbs or deflects sparks, preventing direct contact with the housing while maintaining relative manufacturing simplicity through coating or surface application methods.
4Device complexity
If no isolating material is used, then device structure is simple, but sparkles damage internal components and housing
Solution Approach 1:
The ceramic material serves as an isolating intermediary between conductive elements and the housing/internal components. This single protective layer provides comprehensive protection against sparks while adding minimal structural complexity, as it can be applied as a coating or thin surface layer rather than a bulky additional component.
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 ceramic materials effectively prevent damage from sparks, ensuring the safe operation of electronic switch devices by providing high temperature resistance and improved insulation, reducing the risk of fire and maintaining component functionality.
Implementation Method 1
an isolating composite material, arranged at one side surface of the first half portion corresponding to the receiving chamber, the isolating composite materials isolates the contact between the first half portion and the detenting assembly
Implementation Method 2
the sparkles may melt and burn the plastic housing which is formed after packaging the electronic element... the ceramic materials effectively prevent damage from sparks, ensuring the safe operation of electronic switch devices by providing high temperature resistance
Data Source
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AI summary
An electronic switch device with ceramic materials comprises a housing, a detenting assembly, and an isolating composite material. The housing has a first half portion and a second half portion. A receiving chamber is defined by the first half portion and the second half portion. The detenting assembly is received in the receiving chamber and arranged in the second half portion. The isolating composite material is arranged at one side surface of the second half portion corresponding to the receiving chamber. The isolating composite material is isolated the contact between the second half portion and the detenting assembly.