Closed Modular Distribution Frame With Sealed Compact Metal Structure

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Solution Overview

Problem

Existing modular distribution frames are bulky, aesthetically unappealing, and lack effective dust and moisture prevention, making them difficult to mount and operate.

Innovation Solution

A closed modular distribution frame with a metal structural body, reduced thickness, and network wiring ports accounting for 31.8%-58.3% of the frame's height, featuring a modular design, fastening assemblies, and sealing performance to enhance durability and dustproofing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the distribution frame body is made thicker to improve firmness and durability, then the structural strength is improved, but the device occupies more space and increases transportation cost

Engineering Contradiction:
Improvefirmness and durabilityVSAvoidspace occupation
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

The distribution frame body adopts a metal structural material that provides high strength-to-weight ratio, achieving firmness and durability while maintaining compact dimensions. The closed box body structure further enhances structural integrity without requiring excessive thickness.

Inventive Principle:
Principle #40Composite materials

2Object-affected harmful factors

If the distribution frame body is made thicker to improve sealing and dustproof performance, then the protective effect is improved, but the device occupies more space and reduces aesthetic appeal

Engineering Contradiction:
Improvedust and moisture preventionVSAvoidspace occupation
Core Design Contradiction:
Object-affected harmful factorsVSVolume of moving object

Solution Approach 1:

The closed box body structure with optimized thickness provides effective sealing and dustproof protection through proper joint design between upper cover and bottom shell, achieving protective performance without excessive thickness that would compromise aesthetics or space efficiency.

Inventive Principle:
Principle #30Flexible shells and thin films

3Adaptability or versatility

If the network wiring ports occupy a larger proportion of the frame height, then the mounting flexibility is improved, but the structural compactness and aesthetic appeal deteriorate

Engineering Contradiction:
Improvemounting flexibilityVSAvoidaesthetic appeal
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The patent specifies that the height of network wiring ports accounts for 10%-58.3% of the distribution frame body height, with optimized ranges of 31.8%-58.3% for miniaturized designs. This parameter control ensures adequate mounting flexibility while maintaining compact proportions and aesthetic appeal.

Inventive Principle:
Principle #35Parameter changes

4Volume of moving object

If the distribution frame body is miniaturized to save space and reduce transportation cost, then the volume is reduced, but the structural firmness and durability may deteriorate

Engineering Contradiction:
Improvespace occupationVSAvoidfirmness and durability
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The use of metal structural material with high strength-to-weight ratio enables miniaturization while maintaining structural firmness. The closed box body design further optimizes structural efficiency, allowing reduced dimensions without compromising durability.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The optimized thickness range (18-33mm) for the closed box body provides sufficient structural strength for miniaturized designs, achieving the right balance between compact dimensions and structural integrity through proper thickness optimization.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS12513832B2Closed modular distribution frame
Publication Date: 2025.12.30 JIANGSU ENMAN ELECTRONICS IND CO LTD
  • US12513832B2 patent drawing
  • US12513832B2 patent drawing
  • US12513832B2 patent drawing

AI summary

The present application discloses a closed modular distribution frame, which includes a distribution frame body. The distribution frame body is a closed box body. The closed modular distribution frame further includes a grounding wire. The grounding wire is mounted inside the distribution frame body. The whole distribution frame body is made of a metal structural material, is a closed box body and is closely connected through the fastening assemblies, thus achieving higher firmness and durability, having good sealing performance and dustproof performance, having a protective effect on the interior of the distribution frame body, and effectively increasing the service life of the product.