Removable Frame Enclosure for External Cable Splicing

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Solution Overview

Problem

Existing cable splicing enclosures limit installer convenience by requiring cable management and splicing tasks to be performed within the enclosure, as only the splice tray is typically removable, restricting workspace and efficiency.

Innovation Solution

An enclosure design featuring a removable frame with integrated splice tray coupler, adaptor plate, cable management hardware, and cable tie-downs, allowing the frame to be removed for easy installation and reattachment, thereby enabling splicing and management outside the enclosure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If only the splice tray is removable from the enclosure, then the enclosure maintains structural integrity and protection, but installer convenience and workspace accessibility are limited

Engineering Contradiction:
Improveinstaller convenienceVSAvoidenclosure structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The enclosure is segmented into multiple removable components: the frame assembly (which can be removed as a unit) and the splice tray (which can be removed independently). This segmentation allows installers to access the splice tray for cable management while maintaining the protective enclosure structure, resolving the contradiction between ease of operation and structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The splice tray is extracted as a separate removable component from the enclosure. This allows the splice tray to be removed for cable management tasks while the enclosing protective structure remains in place, providing both installer convenience and structural protection simultaneously.

Inventive Principle:
Principle #2Taking out (Extraction)

2Productivity

If cable management tasks are performed inside the enclosure, then the enclosure provides continuous protection, but workspace is restricted and installation efficiency decreases

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidworkspace area
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The frame assembly is segmented as a removable unit that can be taken out of the enclosure, creating an external workspace on a work surface. This allows cable management and splicing tasks to be performed outside the confined enclosure space, significantly increasing workspace area and installation efficiency while the enclosure remains intact for protection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable frame assembly acts as an intermediary between the enclosure and the work surface. It allows installers to perform cable management tasks externally on a convenient work surface, then easily reattach the frame to complete the installation, thereby improving productivity without compromising enclosure protection.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the splice tray is contained within the enclosure, then protection from dust and moisture is maintained, but accessibility for splicing operations is limited

Engineering Contradiction:
Improveaccessibility for splicingVSAvoidprotection from dust and moisture
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The enclosure system is segmented into the protective housing and the removable frame assembly containing the splice tray. This allows the splice tray to be accessed and manipulated externally when removed, improving accessibility for splicing operations, while the protective housing remains in place to guard against dust and moisture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The splice tray accessibility is made dynamic through the removable frame design. The splice tray can be positioned in two states: contained within the protective enclosure for environmental protection, or removed to the exterior for easy accessibility during splicing operations. This dynamic configuration resolves the contradiction between protection and accessibility.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10274690B2Enclosure with removable frame
Publication Date: 2019.04.30 NSI LYNN ELECTRONICS LLC
  • US10274690B2 patent drawing
  • US10274690B2 patent drawing
  • US10274690B2 patent drawing

AI summary

An enclosure for splicing a trunk line from outside a building to inside the building comprises a housing, a removable frame, and a splice tray. The housing includes a back and a sidewall comprising a wall portion and a gap. The removable frame is removably coupled to the back of the housing and comprises an adaptor plate, a splice tray coupler, and a wall. The wall of the removable frame fills in the gap of the sidewall of the housing. Further, the splice tray couples to the removable frame via the splice tray coupler of the removable frame.