Display Device Sloped Shielding Member Heat Dissipation

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Solution Overview

Problem

Current display devices face challenges in storage and portability, durability, heat dissipation, shock absorption, and drainage, which affect their usability and reliability, especially in outdoor and portable applications.

Innovation Solution

A display device design featuring a modular structure with a display module, a bottom case with an outer shell and bottom frame, a top case with a shielding member forming a slope, and a drainage system, enhancing durability, rigidity, and heat dissipation while allowing easy storage and carrying, and incorporating a shock absorption mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the display device is designed with a compact structure for portability, then ease of carrying is improved, but durability and rigidity deteriorate

Engineering Contradiction:
Improveease of carryingVSAvoiddurability and rigidity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The display device is divided into separate modular components: a display module, a bottom case with outer shell and bottom frame, and a top case. This segmentation allows the device to be compact for portability while maintaining structural integrity through the frame and shell components that provide durability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device employs composite construction combining a bottom frame providing structural rigidity and durability, an outer shell for protection, and internal components including the display module. This composite structure achieves both compactness for portability and sufficient strength for durability.

Inventive Principle:
Principle #40Composite materials

2Ease of operation

If the device structure is simplified for easy storage, then ease of carrying is improved, but heat dissipation capability deteriorates

Engineering Contradiction:
Improveease of storageVSAvoidheat dissipation capability
Core Design Contradiction:
Ease of operationVSTemperature

Solution Approach 1:

The device is segmented into modular components including a bottom case and top case that can be separated for storage. The bottom frame and outer shell provide structural simplicity for easy storage while incorporating heat dissipation pathways through the modular design that allows thermal management.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bottom frame acts as an intermediary structure that provides both structural support for simplicity in storage and serves as a heat dissipation pathway. The frame structure facilitates thermal conduction from internal components to the outer shell while maintaining a compact, storage-friendly design.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If the device is designed with protective structures for shock absorption, then durability is improved, but device complexity increases

Engineering Contradiction:
ImprovedurabilityVSAvoidstructure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The device incorporates a shock absorption structure positioned between the bottom frame and the main board to cushion impacts before they reach sensitive components. This beforehand cushioning protects the display module and internal electronics from shock while adding minimal complexity through a dedicated cushioning layer.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The device uses a thin film or layer of shock absorption material positioned between structural components. This flexible shock absorption layer provides durability protection against impacts while maintaining simplicity in the overall device structure and avoiding complex mechanical shock absorption mechanisms.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS20240385656A1Display device
Publication Date: 2024.11.21 LG ELECTRONICS INC
  • US20240385656A1 patent drawing
  • US20240385656A1 patent drawing
  • US20240385656A1 patent drawing

AI summary

Disclosed is a display device. The display device of the present disclosure may include: a display module including a display panel; a bottom case on which the display module is movably mounted; and a top case hinge-connected to the bottom case, and the bottom case may include an outer shell providing an accommodation space, a bottom frame positioned in the accommodation space of the outer shell, and coupled to the outer shell, a top plate covering the accommodation space, and opposite to the outer shell with respect to the bottom frame, a main board positioned between the bottom frame and the top plate, and coupled to the bottom frame, and a shielding member positioned between the top plate and the main board, and overlapping with at least a part of the main board, and the shielding member may form a first slope with respect to the bottom frame.