Covering Structure for Electronic Device EMI Shielding
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current personal computer designs require users to disassemble both the plastic cover and conductive components to install optical drives, which is time-consuming and labor-intensive due to the need for screw removal and complex disassembly processes, compromising the ease of electromagnetic interference shielding.
Innovation Solution
A covering structure with a metal casing and a cover having a conductive component fixed to it, where the conductive component passes through holes in the cover to contact the metal casing, allowing for easy assembly and disassembly by removing and reattaching the cover without disassembling the external cover, thus facilitating electromagnetic interference shielding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a conductive component is installed at the casing to cover the opening for electromagnetic interference shielding, then the electromagnetic shielding effect is improved, but the assembly and disassembly process becomes complex and time-consuming
Solution Approach 1:
The patent combines the conductive component and plastic cover into a single integrated covering structure. The conductive component is embedded within the plastic cover, forming a unified assembly that functions as both a structural cover and an electromagnetic shield. This merging eliminates the need for separate installation and removal of individual components, directly resolving the technical contradiction by maintaining shielding effectiveness while simplifying operation.
Solution Approach 2:
The integrated covering structure serves multiple functions simultaneously: it provides mechanical protection as a cover, electromagnetic interference shielding through the conductive component, and structural support. The single assembly performs what previously required multiple separate components, improving ease of operation while maintaining all necessary functional properties including electromagnetic shielding.
2Object-affected harmful factors
If the conductive component is fixed separately from the cover, then the electromagnetic shielding is effective, but the disassembly process requires removing screws and tools
Solution Approach 1:
The conductive component is permanently integrated into the plastic cover during manufacturing, forming a single unified structure. This merging eliminates the need for separate fastening mechanisms like screws, thereby reducing device complexity and enabling simple snap-fit or friction-fit installation without requiring tools or complex disassembly procedures.
Solution Approach 2:
The covering structure is designed as a single integrated unit that can be installed or removed as one piece. This segmentation approach allows the entire assembly (cover + conductive component) to be treated as a modular unit, simplifying the disassembly process from multiple steps involving screws and tools to a single simple removal action.
3Object-affected harmful factors
If multiple separate components are used for covering, then the electromagnetic shielding function is achieved, but the installation time and labor cost increase
Solution Approach 1:
The conductive component and plastic cover are merged into a single integrated covering structure manufactured as one piece. This consolidation reduces the number of installation steps from multiple component assemblies to a single installation action, directly improving productivity and reducing installation time while maintaining complete electromagnetic shielding functionality.
Solution Approach 2:
The integrated covering structure performs multiple functions in a single component: mechanical covering, electromagnetic shielding, and structural support. This multi-functionality eliminates the need for multiple separate components and installation steps, thereby increasing installation efficiency and productivity without compromising electromagnetic interference protection.
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
This design simplifies the assembly and disassembly process of the covering structure, allowing for efficient electromagnetic interference shielding without the need for complex screw removal, making it easier to install and remove the conductive component, thereby reducing time and labor costs.
Implementation Method 1
an electromagnetic wave is adapted to pass through the conductive component to be transmitted to the metal casing
Implementation Method 2
The conductive component has a conductive elastic piece, and the contacting portion is formed on the conductive elastic piece
Implementation Method 3
the elastic arm is adapted to be elastically deformed to drive the engagement portion away from the metal casing
Data Source
AI summary
An electronic device including a metal casing and a covering structure is provided. The metal casing has a first opening. The covering structure includes a cover and a conductive component. The cover is assembled to the metal casing and covers the first opening, wherein the cover has at least one hole. The conductive component is fixed to the cover and has at least one contacting portion, wherein the contacting portion passes through the hole and contacts the metal casing, and an electromagnetic wave is adapted to pass through the conductive component to be transmitted to the metal casing.