Composite Hinge Assembly for Multi-Angle Tablet Keypad Support
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Solution Overview
Problem
Current tablet computers face inefficiencies in interaction due to reliance on touch screens and require support for extended use, leading to a contradiction between complex design, cost, weight, and user experience in two-in-one tablet and keypad kits.
Innovation Solution
A composite hinge assembly with a clamping portion and rotating shaft, featuring a damping layer made of elastic material, allows for stable fixation at multiple angles, integrated into a multi-functional keypad and tablet computer kit, enabling flexible positioning without increasing weight or complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a complex design is used to provide multiple angles of fixation, then the adaptability is improved, but the device complexity and manufacturing cost increase
Solution Approach 1:
The hinge assembly allows dynamic adjustment of the tablet to multiple angles through rotational movement of the rotating shaft within the clamping portion, enabling the structure to adapt between different positions while maintaining a relatively simple overall design
Solution Approach 2:
The elastic damping layer's deformation and friction characteristics change with different angles of the rotating shaft, providing stable fixation at multiple angles without requiring complex mechanical locking mechanisms
2Adaptability or versatility
If a complex design is used to provide multiple angles of fixation, then the adaptability is improved, but the manufacturing cost increases
Solution Approach 1:
The elastic damping layer's material properties and geometric parameters are optimized to provide effective damping and fixation across multiple angles, achieving versatile functionality through material and parameter optimization rather than complex structure
Solution Approach 2:
The clamping portion combines rigid structural components with an elastic damping layer material, creating a composite structure that provides both mechanical support and friction-based fixation, simplifying manufacturing while achieving multiple angle capability
3Ease of operation
If support function is added to improve user experience, then the ease of operation is improved, but the weight increases
Solution Approach 1:
The hinge assembly serves multiple functions: it provides structural support to hold the tablet at various angles, enables rotational adjustment for different viewing positions, and offers damping for stable fixation, all within a single integrated component that minimizes weight addition
4Reliability
If damping layer is added to improve fixation stability, then the reliability is improved, but the device complexity increases
Solution Approach 1:
The elastic damping layer automatically adjusts to different angles through its elastic deformation, self-regulating the friction force to maintain stable fixation without requiring external control mechanisms or complex adjustment systems
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 solution provides a simple, cost-effective design that enhances the user experience by allowing the tablet computer to be stably positioned at any desired angle, improving operational reliability and appearance without increasing the weight or volume of the keypad.
Implementation Method 1
an outer surface of the clamping portion being a damping layer made of an elastic material
Implementation Method 2
an outer surface of the clamping portion being a damping layer made of an elastic material
Implementation Method 3
a plurality of magnetic blocks disposed in the receiving cavity
Data Source
AI summary
The present disclosure discloses a composite hinge assembly, comprising a clamping portion and a rotating shaft portion fixed relative to the clamping portion and extending out of the two ends of the clamping portion. An inner surface of the clamping portion defining a slot, and an outer surface of the clamping portion is a damping layer made of an elastic material. The present disclosure also discloses a tablet computer kit and a multi-functional keypad thereof.