Embedded Reinforcing Columns in Electronic Device Housing
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Solution Overview
Problem
Intelligent electronic devices have become lightweight and thin, leading to weakened structural strength, which can result in bending and potential damage, including battery damage and fire hazards, due to insufficient reinforcement.
Innovation Solution
The electronic device incorporates a housing assembly with two reinforcing features, such as stainless steel columns, embedded in the second housing adjacent to the battery, extending along the length or width of the receptacle, enhancing structural strength and bending resistance while allowing for a lightweight design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If the electronic device is thinned and lightweighted, then portability is improved, but structural strength deteriorates
Solution Approach 1:
The patent employs composite material construction by integrating reinforcing features made of high-strength materials (such as metal or rigid polymer) into the housing assembly. These reinforcing features are embedded within the housing structure to create a composite system that combines the lightweight properties of the main housing material with the high strength of the reinforcing material, thereby achieving both lightweight design and enhanced structural strength
Solution Approach 2:
The housing assembly is segmented into multiple functional components: the main housing structure, embedded reinforcing features, and protective layers. This segmentation allows each component to be optimized independently - the housing for lightweight properties and the reinforcing features for strength - while working together as an integrated system that achieves both lightweight design and high structural strength
2Length of stationary object
If the device is thinned, then device thickness is reduced, but bending resistance deteriorates
Solution Approach 1:
The patent addresses bending resistance in a thin device by introducing reinforcing features that extend in the thickness dimension of the housing. These features create structural rigidity along the bending axis by adding dimensional complexity - the reinforcing features may include ribs, beams, or lattice structures that span the thickness of the housing, providing resistance to bending forces while maintaining overall device thinness
Solution Approach 2:
The housing assembly uses composite construction with the main housing material combined with reinforcing features made of high-modulus materials. This composite structure provides high bending resistance despite reduced thickness, as the reinforcing features create a structurally efficient system that resists bending moments while adding minimal thickness to the overall device
3Strength
If reinforcing features are added to enhance structural strength, then bending resistance is improved, but device complexity increases
Solution Approach 1:
The patent merges the reinforcing features with the housing assembly into an integrated structure. Rather than adding separate, discrete reinforcement components, the reinforcing features are embedded within or formed as integral parts of the housing structure. This merging reduces assembly steps, minimizes the number of separate components, and simplifies manufacturing while still providing the necessary bending resistance and structural strength
Data Source
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AI summary
The present disclosure provides a housing assembly for an electronic device and an electronic device. The housing assembly includes a first housing, a second housing and a reinforcing column. The second housing and the first housing corporately define a receptacle, and at least a part of the reinforcing column is embedded in at least one of the first housing and the second housing. For the housing assembly according to the present disclosure, by embedding the reinforcing column in at least one of the first housing and the second housing, structural strength of the first housing or the second housing can be enhanced, and hence overall structural strength of the housing assembly can be enhanced, thereby improving bending resistance of the housing assembly and facilitating a lightweight and thin design of the electronic device.