LED Display Cabinet Segmentation for Front-Access Installation

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Solution Overview

Problem

The installation and maintenance of LED display screens are cumbersome, requiring multiple people, significant workspace, high work intensity, and professional expertise due to heavy cabinets, complex cable connections, and limited adjustability, which increases the risk of errors and safety hazards, especially in high-altitude installations.

Innovation Solution

A mounting structure for LED display screens comprising a detachable panel and outer frame connected via a lock mechanism, allowing for easy installation and maintenance from the front without tools, with a rotatable snap connection and anti-drop features, enabling precise positioning and efficient cable management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the cabinet is fixed to the metal structure through connectors requiring simultaneous operation from front and rear, then the installation is secure, but the work intensity increases and requires multiple people

Engineering Contradiction:
Improveinstallation securityVSAvoidwork intensity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cabinet structure is divided into front and rear parts with the rear part being detachable. This segmentation allows the front display portion to remain fixed and secure while the rear portion can be independently removed for maintenance, eliminating the need for simultaneous front-and-rear operations and reducing work intensity to single-person level.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection between the cabinet and metal structure is made dynamic through the detachable rear design. The cabinet transitions from a fully fixed state to a partially detachable state, allowing secure installation during operation while enabling easy removal for maintenance without requiring complete disassembly or multiple people.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the cabinet weighs over 20 KG and requires multiple people for installation, then the structural stability is ensured, but the workspace requirements increase and safety risks arise

Engineering Contradiction:
Improvestructural stabilityVSAvoidworkspace
Core Design Contradiction:
Stability of the object's compositionVSArea of stationary object

Solution Approach 1:

The cabinet is segmented into a fixed front portion and a detachable rear portion. The front portion containing the display can be installed and secured with proper structural support, while the rear portion can be separately handled and attached, reducing the weight that needs to be maneuvered in limited workspace and eliminating high-altitude safety risks.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The installation approach transitions from horizontal manipulation in limited workspace to vertical attachment. The detachable rear design allows components to be positioned and secured from above or below, utilizing the vertical dimension to overcome workspace constraints and reduce the need for extensive lateral maneuvering in confined spaces.

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

3Manufacturing precision

If the cabinet is designed as a fixed structure for secure mounting, then the installation accuracy is maintained, but the maintenance complexity increases due to difficult access

Engineering Contradiction:
Improveinstallation accuracyVSAvoidmaintenance access
Core Design Contradiction:
Manufacturing precisionVSEase of repair

Solution Approach 1:

The cabinet is divided into fixed and detachable segments. The front display portion maintains precise fixed mounting for optimal viewing and structural integrity, while the rear portion is designed as a detachable module that can be easily removed for maintenance access, combining installation accuracy with maintenance ease.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of making the entire cabinet detachable for maintenance, the invention inverts the approach by making only the rear maintenance portion detachable while keeping the front display portion fixed. This allows maintenance access without compromising the installation accuracy and structural integrity of the main display assembly.

Inventive Principle:
Principle #13The other way round (Inversion)

4Reliability

If the data connections are made through manual cable connections from the rear, then the connectivity is established, but the reliability decreases due to potential connection errors

Engineering Contradiction:
Improveconnection reliabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The data connection system is segmented and integrated into modular components. Connection terminals and cables are pre-arranged within the detachable rear module, allowing for organized and error-free connections. This segmentation prevents tangled cables and misconnections that occur with manual rear wiring, significantly improving connection reliability while simplifying the installation process.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10537032B2Mounting structure for display screen
Publication Date: 2020.01.14 HUANG MING
  • US10537032B2 patent drawing
  • US10537032B2 patent drawing
  • US10537032B2 patent drawing

AI summary

The mounting structure for a display screen includes a cabinet for fixing the display screen. The cabinet includes an outer frame that is connected to an external fixed structure and a panel that is detachably connected to the outer frame. The outer frame is fixedly connected to the panel through a lock mechanism in a locked state and is separated from the panel when the lock mechanism is opened. The cabinet is divided into the separate panel and the outer frame, and the outer frame that is lighter in weight is installed at first and then the panel is detachably connected to the outer frame by the lock mechanism.