Modular Electric Connection Box With Guide Ribs

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Solution Overview

Problem

Existing electric connection boxes lack versatility and expandability, requiring multiple base types to accommodate varying electronic components, which complicates their design and limits adaptability to different vehicle types and grades.

Innovation Solution

An electric connection box design featuring a first base with guide ribs and a second base with guide grooves, allowing for detachable assembly and expansion, with locking protrusions to secure covers, enabling flexible mounting configurations while maintaining a simplified shape.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a connection structure for connecting the second base to the first base is additionally provided, then the mounting space can be expanded and versatility improved, but the base shape becomes complicated

Engineering Contradiction:
ImproveversatilityVSAvoidbase shape complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The guide rib structure serves multiple functions: it guides the second base during assembly, locks the first lower cover, and provides structural support. This multi-functionality allows the base shape to remain simple while achieving expandability and versatility.

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

Solution Approach 2:

The base is divided into a first base and a second base that can be assembled separately. The guide rib and guide groove enable modular assembly, allowing the mounting space to be expanded by adding the second base without complicating the fundamental base shape design.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple types of bases are prepared to accommodate different electronic components, then the mounting requirements can be met, but the device complexity and inventory requirements increase

Engineering Contradiction:
Improveadaptability to component configurationsVSAvoidnumber of base types
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A single base design with guide ribs and locking protrusions can accommodate different electronic component configurations by assembling zero, one, or multiple second bases. This eliminates the need to prepare multiple types of bases for different vehicle types and grades.

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

Solution Approach 2:

The base configuration is made dynamic and adjustable rather than fixed. The second base can be assembled or disassembled from the first base according to the specific mounting requirements, allowing the system to adapt to different electronic component configurations without requiring multiple pre-designed base types.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10879683B1Electric connection box
Publication Date: 2020.12.29 YAZAKI CORP
  • US10879683B1 patent drawing
  • US10879683B1 patent drawing
  • US10879683B1 patent drawing

AI summary

An electric connection box includes a first base on which an electronic component is configured to be mounted, the first base having a first side surface portion and a second side surface portion, and a second base on which the electronic component is configured to be mounted, the second base configured to be assembled to the first base and having a first side surface portion and a second side surface portion. The first side surface portion of the first base faces the second side surface portion of the first base. The first side surface portion of the second base faces the second side surface portion of the second base. The first side surface portion of the first base has a guide rib. The first side surface portion of the second base has a guide groove.