Display Device Knob Mounting With Ring-Groove Retention
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Solution Overview
Problem
Existing display devices face challenges in maintaining the alignment and preventing the detachment of knobs due to external forces, particularly in both flat and curved panel types, which affects manufacturing efficiency and durability.
Innovation Solution
A display device incorporating a ring-shaped groove on the cover surface with an adhesive member and a knob coupled to the groove, ensuring the knob is positioned accurately and secured in place, even under external forces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional mounting method without a groove structure is used, then the manufacturing process is simpler, but the knob cannot be reliably positioned or prevented from detaching under external forces
Solution Approach 1:
The cover surface is segmented by forming a ring-shaped groove that divides the mounting area, creating a distinct recessed region for the knob. This segmentation provides mechanical guidance and positioning while maintaining the overall integrity of the cover structure.
Solution Approach 2:
The groove structure adds a vertical dimension (depth) to the otherwise flat cover surface. By creating a recessed area, the groove provides three-dimensional constraint for the knob, preventing detachment in the vertical direction while maintaining horizontal positioning.
2Adaptability or versatility
If different knob structures are used for flat and curved display devices, then each device type can be optimized, but manufacturing efficiency decreases and energy consumption increases
Solution Approach 1:
The ring-shaped groove structure is designed as a universal mounting solution that can be applied to both flat and curved display devices. The groove's geometric configuration provides consistent positioning and retention functionality across different device types, eliminating the need for device-specific knob structures.
Solution Approach 2:
While maintaining the same fundamental groove structure for universality, the specific parameters such as groove depth, width, and curvature radius can be adjusted to accommodate different device requirements. This allows a single design approach to serve multiple applications with varying specifications.
3Reliability
If adhesive material is applied extensively to secure the knob, then detachment prevention improves, but manufacturing precision and material usage efficiency decrease
Solution Approach 1:
The groove structure extracts and concentrates the adhesive application to a specific recessed area rather than requiring extensive adhesive coverage across the entire knob base. This localized adhesive placement within the groove achieves sufficient bonding strength while improving precision and reducing material usage.
Solution Approach 2:
The groove acts as an intermediary structure between the cover and the knob, providing a dedicated interface for adhesive bonding. This intermediate feature enhances the bonding relationship by confining the adhesive to an optimal application zone, thereby improving both reliability and manufacturing precision.
Data Source
AI summary
A display device presented herein includes a display panel; a cover on a front surface of the display panel; an adhesive member in a groove, the groove is in a concave form on a front surface of the cover and has a ring shape; and a knob coupled to the groove through the adhesive member.