Frameless Telecommunications Enclosure Structural Design

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Solution Overview

Problem

Conventional telecommunications enclosures are heavy, require more space due to swinging doors, and are difficult to install in confined locations, as they rely on frames for structural support and sealing.

Innovation Solution

A frameless telecommunications enclosure design that uses directly connected panels for structural support, featuring a removable door with protruding ends that engage seals to create a moisture-sealed chamber, allowing for easier installation and reduced space requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional telecommunications enclosures use frames for structural support and sealing, then structural strength and reliability are improved, but weight increases and installation difficulty increases in confined locations

Engineering Contradiction:
Improvestructural strengthVSAvoidenclosure weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent removes the frame structure from the enclosure design, extracting the structural support function from a separate frame component and integrating it directly into the panel assemblies. This eliminates the need for additional frame materials while maintaining structural integrity through the panel-to-panel connection system with integrated seals and fastening mechanisms.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent combines multiple functions into the panel assemblies themselves: structural support, sealing, and fastening are integrated into the panels rather than being separate frame components. The panels directly connect to each other with seals embedded in the connection interfaces, merging the frame's structural role with the panels' enclosure role.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If conventional telecommunications enclosures use swinging doors, then ease of operation is improved, but space requirements increase and installation in confined locations becomes difficult

Engineering Contradiction:
Improvedoor operationVSAvoidenclosure space requirement
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

Instead of using a traditional hinged door that swings outward requiring clearance space, the patent inverts the approach by using a removable panel design where the door panel can be detached and set aside. This eliminates the need for swing arc clearance while maintaining easy access to the enclosure interior.

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

Solution Approach 2:

The patent transitions from a static hinged door mechanism to a dynamic removable panel system. The door panel can be easily detached, moved, and reattached, providing operational flexibility without requiring fixed hinge points or swing clearance, thus adapting to confined installation locations.

Inventive Principle:
Principle #15Dynamics

3Reliability

If conventional telecommunications enclosures use frames for structural support, then reliability is improved, but device complexity and installation difficulty increase

Engineering Contradiction:
Improveenclosure reliabilityVSAvoidenclosure structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the frame structure from the design, removing the complexity associated with frame assembly, frame-to-panel connections, and frame-based sealing systems. The structural support function is redistributed to the panel assemblies themselves, simplifying the overall structure to just panels connecting directly to each other.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The panel assemblies are designed to perform multiple functions simultaneously: providing structural support, creating seals through integrated gaskets, and enabling fastening through built-in connection mechanisms. This multi-functionality eliminates the need for separate frame components, reducing overall system complexity while maintaining reliability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Strength

If conventional telecommunications enclosures are designed with frames, then structural support is improved, but manufacturing complexity and cost increase

Engineering Contradiction:
Improvestructural supportVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent merges the frame's structural support function with the panel assemblies, eliminating the need to manufacture and assemble separate frame components. The panels are manufactured with integrated connection features and seals, reducing the number of parts and assembly steps while maintaining structural integrity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

By removing the frame structure entirely, the patent eliminates the manufacturing complexity associated with frame fabrication, frame coating, frame-to-panel attachment, and frame-based sealing. The structural support is achieved through the panel assemblies alone, simplifying the manufacturing process.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10366087B2Frameless telecommunications enclosure
Publication Date: 2019.07.30 ADTRAN INC
  • US10366087B2 patent drawing
  • US10366087B2 patent drawing
  • US10366087B2 patent drawing

AI summary

Telecommunications enclosures are described in this document. In one aspect, a telecommunications enclosure includes side panels having seals and an enclosure top connected, independent of a frame, to top ends of the side panels. The enclosure top has an enclosure top outer end that extends between the side panels and includes a seal. An interior panel is connected, independent of a frame, to side panels and has an interior panel outer end that extends between the side panels. The interior panel is separated from the enclosure top by a first distance and separated by a second distance from bottom ends of the side panels. A removable door is formed to engage the seals when the removable door is secured to the frameless telecommunications enclosure.