Switch Cabinet Interior Mounting Grid for Cascading Component Density

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Solution Overview

Problem

Existing switch cabinet designs face limitations in maximizing packing density due to the need for additional mounting levels, which restrict interior structural options and require securing additional components via the profiles of the rack.

Innovation Solution

The solution involves maintaining a grid dimension by aligning a second row of fastening mounts perpendicular to the first row while ensuring the fastening means, such as hook elements, engage with the first row's mounts, allowing for flexible and dimensionally stable securing of interior structural components, including mounting rails and chassis, across the profile frame.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If additional interior structural components are mounted to provide extra mounting levels, then the interior structural options are increased, but the packing density is reduced and the interior space is limited

Engineering Contradiction:
Improveinterior structural optionsVSAvoidpacking density
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The interior structural component is designed to serve multiple functions: it provides structural support, creates mounting levels, and most importantly, itself becomes a mounting surface through the second row of fastening mounts. This eliminates the need for separate additional components while maximizing space utilization.

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

Solution Approach 2:

The invention extends the mounting capability from the vertical dimension (profile height) to the horizontal dimension (component width). By placing fastening mounts on the mounting side that faces perpendicular to the profiles, the system creates a two-dimensional mounting grid, allowing components to be mounted in multiple directions without requiring additional vertical space.

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

2Stability of the object's composition

If the grid dimension is maintained across all fastening mounts, then dimensional stability is improved, but the complexity of aligning multiple rows of fastening mounts increases

Engineering Contradiction:
Improvedimensional stabilityVSAvoidalignment complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The invention standardizes the spacing parameter (grid dimension) for all fastening mounts in the system. By maintaining a constant distance between adjacent fastening mounts in both rows, the system achieves dimensional stability while simplifying the alignment process, as the same spacing parameter applies throughout the entire mounting structure.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10903629B2Switch cabinet having a frame and an interior fitting component, corresponding switch cabinet assembly, and corresponding interior fitting component
Publication Date: 2021.01.26 RITTALWERK RUDOLF LOH GMBH & CO KG
  • US10903629B2 patent drawing
  • US10903629B2 patent drawing
  • US10903629B2 patent drawing

AI summary

A switch cabinet (1) comprising a square rack (2) consisting of four vertical profiles (3) and eight horizontal profiles (4), wherein four of the profiles (3, 4) form the rectangular profile frame and two of the four profiles (3, 4) forming the profile frame and extending in parallel to one another each include a first fastening profile side (5) having a first row of fastening mounts (6) spaced apart from one another while maintaining a constant grid dimension (M), wherein the first fastening profile sides (5) are situated in a common plane (E) and mounted on these two first fastening profile sides (5) is a first interior structural component (7) extending between the parallel profiles, which includes a mounting side (8) having a second row of fastening mounts (9), which extend perpendicularly to the first row (6), characterized in that the second row of fastening mounts (9) is arranged in the direction of extension (y) of the first row of fastening mounts (6) while maintaining the grid dimension (M) of the first row of fastening mounts (6).