Superconducting Magnetic Levitation for Adjustable Display Angles

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Solution Overview

Problem

Conventional display devices can only be levitated horizontally, limiting user viewing angles and experience.

Innovation Solution

A support device utilizing superconducting magnetic levitation structures with adjustable repulsive forces, temperature control, and electromagnetic shielding to enable oblique levitation of display devices, allowing for adjustable inclination angles and stable support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a display device is supported on a traditional support frame, then the device can be stably supported, but the user cannot view the display device from multiple angles

Engineering Contradiction:
Improveviewing angleVSAvoidadjustability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The support device is divided into multiple independent magnetic levitation structures, each capable of independent adjustment. This segmentation allows different portions of the display device to be levitated at different angles, enabling multi-angle viewing while maintaining overall stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic levitation structures employ adjustable repulsive forces that can be dynamically controlled. By independently adjusting the repulsive force of each magnetic levitation structure, the display device can be positioned at various angles, transforming from a static support frame to a dynamic, adjustable system.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple magnetic levitation structures are used to enable oblique levitation, then viewing angles are improved, but the device complexity increases

Engineering Contradiction:
Improvelevitation angleVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical support structures with magnetic levitation structures. This substitution eliminates the need for complex mechanical joints, hinges, and fasteners, achieving multi-angle levitation through magnetic field control instead of mechanical adjustment mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system controls the levitation angle by changing the repulsive force parameter of each magnetic levitation structure. By independently adjusting the repulsive force magnitude, the display device can be positioned at different angles without physical reconfiguration, simplifying the overall structure.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If superconductors are used in the magnetic levitation structures, then stable levitation is achieved, but temperature control requirements increase device complexity

Engineering Contradiction:
Improvelevitation stabilityVSAvoidtemperature control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The superconducting materials inherently provide stable magnetic levitation through their Meissner effect and flux pinning properties. The system leverages these self-stabilizing characteristics, requiring minimal external control intervention. The temperature control devices merely need to maintain the superconducting state rather than actively regulate levitation dynamics.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Temperature control devices are introduced as intermediary components that indirectly support the levitation function by maintaining the superconducting state. These devices do not directly control the levitation mechanics but enable the superconductors to function, simplifying the overall control architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If electromagnetic shielding layers are added to prevent interference between magnetic levitation structures, then operational reliability is improved, but the device complexity increases

Engineering Contradiction:
Improveinterference-free operationVSAvoidshielding structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The electromagnetic shielding function is extracted as a separate layer within the support platform structure. By dedicating specific layers to shielding functions, the design isolates magnetic fields between adjacent levitation structures, preventing interference while keeping the overall system modular and manageable.

Inventive Principle:
Principle #2Taking out (Extraction)

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

Enables display devices to be stably levitated at any desired angle, enhancing user experience by allowing horizontal or inclined levitation, and maintaining a stable and interference-free operation of multiple levitation structures.

Implementation Method 1

a repulsive force between the superconductor and the magnet of each of the superconducting magnetic levitation structures is set to be adjustable

Methodology Applied
Scientific EffectMagnetic repulsion: Magnetic Field

Implementation Method 2

each of the superconducting magnetic levitation structures including a superconductor and a magnet disposed oppositely

Methodology Applied
Scientific EffectSuperconductivity: Superconductivity

Data Source

PatentUS11574753B2Support device and display apparatus
Publication Date: 2023.02.07 CHONGQING BOE OPTOELECTRONICS
  • US11574753B2 patent drawing
  • US11574753B2 patent drawing
  • US11574753B2 patent drawing

AI summary

The present disclosure provides a support device and a display apparatus. The support device includes: a support platform; a base disposed opposite to the support platform; and a plurality of superconducting magnetic levitation structures, each of the superconducting magnetic levitation structures including a superconductor and a magnet disposed oppositely; in each of the superconducting magnetic levitation structures, one of the superconductor and the magnet is disposed on the support platform, and the other is disposed on the base. The plurality of superconducting magnetic levitation structures are arranged to operate independently of each other without interference, and a repulsive force between the superconductor and the magnet of each of the superconducting magnetic levitation structures is set to be adjustable.