Narrow Frame Display Device Connecting Rod Backlight Module

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Solution Overview

Problem

Existing display devices require wider edges for the front frame and rear housing to accommodate connecting rods, which hinders the design of narrow frames and occupies edge space, affecting the aesthetic and structural integrity of the display device.

Innovation Solution

The display device incorporates a connecting rod that passes through the backlight module and module upper frame, allowing for direct fixation to the front frame without widening the edge, utilizing through holes and threaded or positioning structures for secure connection, thereby reducing the edge region of the front frame and enhancing stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the front frame edges are widened to accommodate connecting rods, then the connecting rod installation space is sufficient, but the frame width increases which is disadvantageous to narrow frame design

Engineering Contradiction:
Improveconnecting rod installation spaceVSAvoidfront frame width
Core Design Contradiction:
Ease of manufactureVSLength of stationary object

Solution Approach 1:

The connecting rod is repositioned from the traditional front frame edge location to the peripheral region of the backlight module, utilizing the depth dimension of the display device structure. This spatial relocation allows the connecting rod to be installed without widening the front frame edges, thus resolving the contradiction between installation space requirements and narrow frame design goals.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The backlight module serves as an intermediary structure that hosts the connecting rod in its peripheral region. By using the backlight module as a carrier for the connecting rod, the front frame is relieved of the burden of providing installation space, enabling narrow frame design while maintaining sufficient space for connecting rod installation through the backlight module's peripheral region.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If the front frame edges are widened to ensure connecting rod fixation space, then the structural stability is improved, but the aesthetic appearance and narrow frame design are compromised

Engineering Contradiction:
Improvefront frame fixation stabilityVSAvoidfront frame edge profile
Core Design Contradiction:
Stability of the object's compositionVSShape

Solution Approach 1:

The fixation stability is maintained by relocating the connecting rod to the peripheral region of the backlight module in the depth dimension, rather than expanding the front frame edges in the lateral dimension. This preserves the narrow edge profile of the front frame while ensuring adequate space for stable connecting rod fixation through the backlight module's peripheral structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The backlight module's peripheral region acts as an intermediary that provides the necessary fixation space for the connecting rod. This intermediary structure enables stable connecting rod installation without requiring modifications to the front frame's edge profile, thus maintaining both structural stability and aesthetic appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Area of stationary object

If the connecting rod is positioned in the peripheral region of the backlight module, then the front frame edge area is reduced, but the connecting rod installation complexity increases

Engineering Contradiction:
Improvefront frame edge areaVSAvoidconnecting rod installation complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The display device structure is segmented into distinct functional regions: the front frame for display purposes and the backlight module's peripheral region for mechanical fixation. This segmentation allows the connecting rod to be installed in the backlight module's peripheral region without affecting the front frame's narrow edge design, while the modular structure simplifies the installation process by providing dedicated fixation zones.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The backlight module's peripheral region serves as an intermediary fixation zone that simplifies connecting rod installation. By providing a dedicated peripheral region with through-holes and engagement structures, the installation process becomes more straightforward despite the relocated position, as the intermediary structure guides and facilitates the connecting rod placement.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10645820B2Display device
Publication Date: 2020.05.05 BOE TECHNOLOGY GROUP CO LTD
  • US10645820B2 patent drawing
  • US10645820B2 patent drawing
  • US10645820B2 patent drawing

AI summary

A display device includes a front frame positioned at a light emitting side of the display device; a backlight module; a display panel positioned between the front frame and the backlight module; and a connecting rod passing through the backlight module and connected to the front frame. Wherein the backlight module includes a panel installation region corresponding to a position of the display panel and a peripheral region adjacent to the panel installation region, and the connecting rod is positioned in the peripheral region.