Foldable LED Screen Splicing via Steel Cable and Fixing Seats
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Solution Overview
Problem
Existing foldable LED screens face challenges in site maintenance, loading/unloading, and display effect due to complex connecting operations and gaps between modules, making them difficult to assemble, disassemble, and replace.
Innovation Solution
A foldable LED screen design featuring a steel cable structure with long and short steel wires connected via fixture blocks and fixing seats, allowing for easy assembly and disassembly, with EVA foam to cover gaps and magnets to maintain flatness, enhancing display quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional folding structures are used to enable screen flexibility, then the screen can be folded and transported, but gaps appear between adjacent unit modules affecting display quality
Solution Approach 1:
The screen is divided into independent unit modules that can be separately assembled and disassembled. Each module contains LED components and structural elements, allowing the screen to be segmented for folding while maintaining precise edges for gapless splicing when assembled
Solution Approach 2:
A splicing structure with positioning elements acts as an intermediary between adjacent unit modules. This intermediary component ensures precise alignment and contact between modules, eliminating gaps while allowing the overall structure to be folded for transport
2Stability of the object's composition
If complex connecting mechanisms are used to join unit modules, then the screen can be assembled, but the connecting operability becomes complicated and time-consuming
Solution Approach 1:
The connection system is segmented into simple positioning elements and corresponding receptacles on each module. This segmentation allows modules to be joined through simple alignment and engagement rather than complex mechanisms, improving assembly convenience while maintaining stability
Solution Approach 2:
The splicing structure incorporates self-positioning elements that automatically align modules during assembly. The modules self-align through geometric constraints and positioning features, eliminating the need for complex alignment procedures or specialized tools
3Manufacturing precision
If unit modules are tightly connected to eliminate gaps, then display effect is improved, but maintenance and replacement of damaged modules becomes difficult
Solution Approach 1:
The screen is segmented into independently connected modules with standardized interfaces. This segmentation allows individual modules to be removed and replaced without affecting the integrity of adjacent modules, facilitating maintenance while maintaining precise splicing through the standardized connection structure
Solution Approach 2:
The connection structure is designed with preliminary positioning features that guide module alignment during assembly and disassembly. The positioning elements are pre-configured to ensure precise splicing is automatically achieved when modules are connected, making replacement simple while maintaining display quality
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
The design facilitates convenient and precise splicing of subscreens, improving the display effect by eliminating gaps and simplifying maintenance, enabling single-person operation and efficient replacement of damaged modules.
Implementation Method 1
a spring arranged in the square concave hole of the base, wherein one end of the spring is inserted into the installing hole of the convex block, and the other side is connected with the cover plate through a screw and the sliding block
Data Source
Figure 1
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AI summary
The present invention discloses a precisely spliced foldable LED screen, comprising a screen formed by subscreens arranged vertically and horizontally; a steel cable arranged at the back of the subscreen and formed by long and short steel wires connected in a spacing manner on the vertical direction; and fixing seats arranged at the back of the subscreens and used for containing the connected parts of the long and short steel wires. According to the present invention, the fixing seats are arranged at the back of the subscreen, and the subscreens are connected in series through the connection between the steel cable and the fixing seats, thus realizing connection and fixation between the subscreens. The precisely spliced foldable LED screen enables the subscreens to be installed and replaced more flexibly and conveniently.