Rotatable Angled Cabinet Connections for Exhaust Pipe Alignment

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Solution Overview

Problem

Existing control cabinets for exhaust gas measuring systems require multiple connection elements and increased manufacturing and assembly effort due to pre-specified position and orientation of outlet and inlet pipes, limiting flexibility and increasing costs.

Innovation Solution

The control cabinet features angled connection elements that can be rotated 180° to align with either horizontal or vertical pipe orientations, allowing for a single component to connect with outlet or inlet pipes in various positions, reducing the need for additional components and simplifying assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple connection elements are provided for different pipe orientations, then the control cabinet can adapt to various installation positions, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improveadaptability to pipe orientationVSAvoidnumber of connection elements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a single connection element that can serve multiple functions - connecting to both horizontally and vertically oriented pipes. The connection element incorporates multiple connection planes (first connection plane for horizontal pipes, second connection plane for vertical pipes) within a single component, eliminating the need for multiple separate connection elements and reducing device complexity while maintaining adaptability.

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

Solution Approach 2:

The connection element is segmented into multiple functional planes or surfaces that can be selectively used. The first connection plane is configured for horizontal pipe connections while the second connection plane is configured for vertical pipe connections. This segmentation allows a single component to handle different orientation requirements without requiring multiple complete connection elements.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple connection elements are provided for different pipe orientations, then the control cabinet can adapt to various installation positions, but the assembly effort increases

Engineering Contradiction:
Improveadaptability to pipe orientationVSAvoidassembly effort
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By providing a single universal connection element with multiple connection planes instead of multiple separate connection elements, the assembly process is simplified. Installers only need to handle one type of component and select the appropriate connection plane based on pipe orientation, rather than selecting from multiple different connection elements, thereby reducing assembly effort while maintaining adaptability.

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

3Ease of manufacture

If a single connection element is used for both horizontal and vertical connections, then manufacturing and assembly are simplified, but the connection element must be more complex in design

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidconnection element design
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The connection element is divided into distinct connection planes (first connection plane and second connection plane) with each plane optimized for specific pipe orientations. This segmentation allows each plane to be designed and manufactured independently with appropriate geometry, simplifying the overall manufacturing process while the integrated structure maintains a unified component design that doesn't require multiple separate parts.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3698075B1Control cabinet
Publication Date: 2023.03.01 AVL EMISSION TEST SYST GMBH
  • EP3698075B1 patent drawing

AI summary

The invention relates to a control cabinet for an exhaust measuring system having a cabinet body (12), in which a component (24) of the exhaust measuring system, having an inlet (26) and an outlet (28), is arranged, wherein the outlet (28) is connected via a first connection element (30) to an outlet tube (32) and the inlet (26) is connected via a second connection element (34) to an inlet tube (36), wherein the first or the second connection element (30, 34) can be selectively mounted in a first connection position or in a second connection position, such that the outlet tube (32) or inlet tube (36) connecting to the first or second connection element (30, 34) is aligned horizontally in the first connection position and vertically in the second connection position. It is problematic that the connecting of the outlet or the inlet to the outlet tube or the inlet tube, the position and alignment of which are already defined before setup of the control cabinet, is cumbersome and cost-intensive. According to the invention, the outlet (28) or the inlet (26) is formed in a connection plane (33, 35), which, having a horizontal plane, includes an angle of 45°, and the first or second connection element (30, 34) is formed in the manner of an angled tube, wherein the angled tube-like first or second connection element (30, 34) can be mounted in the first connection position and in the second connection position by means of a 180° rotation in the connection plane (33, 35).