Modular Pole Housing Layout for Compact Low-Voltage Breakers
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Solution Overview
Problem
Existing low-voltage protective switching devices face challenges in simplifying assembly and reducing manufacturing costs while accommodating increasing functionalities in a tightly packed housing.
Innovation Solution
A single-pole housing module made of insulating material with a modular design that allows for easy assembly and integration of electronic components, featuring a cross-module receiving space for power supply and accommodation of large electronic assemblies, along with snap connections for closure and terminal receiving spaces for efficient electrical connection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional housing designs are used for low-voltage protective switching devices, then assembly complexity increases and manufacturing costs rise, but modular housing modules enable simplified assembly and reduced costs
Solution Approach 1:
The housing is divided into multiple modular housing modules, each capable of being manufactured independently and then assembled together. Each housing module contains specific functional components (electronic functional assemblies, terminal receiving spaces, snap connections) that can be pre-assembled and tested separately before final integration, significantly simplifying the overall assembly process and reducing manufacturing complexity.
2Area of stationary object
If housing width is reduced to one module for compact design, then space is saved, but accommodating multiple switching contacts and electronic components becomes challenging
Solution Approach 1:
The patent utilizes the depth dimension of the housing module to accommodate additional functionality. By arranging electronic functional assemblies, terminal receiving spaces, and snap connections in the depth direction rather than only in the width direction, the design achieves compact width (one module) while maintaining the ability to integrate multiple switching contacts and electronic components through vertical stacking and layered arrangement.
3Adaptability or versatility
If multiple functionalities are integrated into the device, then device capability increases, but packaging and assembly complexity increase
Solution Approach 1:
The patent combines multiple functionalities (switching contacts, electronic functional assemblies, terminal connections, snap connections) into a single integrated housing module structure. By merging these previously separate components into one unified module that maintains standardized dimensions, the design achieves high functional integration while avoiding increases in external packaging complexity and assembly difficulty.
Data Source
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AI summary
The single-pole housing module (10, 10') according to the invention, made of insulating material, for a multi-pole low-voltage protective switching device (1, 1') composed of several housing modules (10, 10'), has a front side (11), a mounting side (12) arranged opposite the front side (11), and first and second narrow and wide sides (13-1, 13-2, 14-1, 14-2) connecting the front side and the mounting side (11, 12). Furthermore, the housing module (10, 10') has a modular receiving space (41) accessible from the mounting side (12), which, when the housing module (10, 10') is combined with another housing module (10, 10'), forms a multi-module receiving space (40) designed and configured to receive a multi-module electronic assembly.The cross-module usable mounting space (40) is located in an edge region of the mounting side (12), allows easy access to all housing modules (10, 10') of the multi-pole low-voltage protective switching device (1, 1') and can be used, for example, to accommodate a cross-module power supply. Given the increasing integration of additional functions into the protective switching devices, this can significantly simplify the packaging, i.e., the arrangement of the individual components in the housing.