Detachable Battery Connection Module for Two-Wheeled Vehicle Flexibility

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Solution Overview

Problem

Existing arrangements for establishing an electrical connection in two-wheeled vehicles lack flexibility, as they require a fixed interface between the stored energy source and vehicle components, limiting compatibility with different energy storage systems and increasing production costs.

Innovation Solution

A detachable coupling unit and connection module system, where the connection module is adaptable to various terminal connectors and plug interfaces, allowing for the use of different energy sources without modifying the coupling unit, enabling interchangeable modules for specific vehicle requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed interface is used between the stored energy source and vehicle components, then the structural simplicity is maintained, but the adaptability to different energy storage systems is reduced

Engineering Contradiction:
Improveadaptability to different energy storage systemsVSAvoidinterface structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The interface is divided into two separate modules: a coupling unit that provides mechanical attachment and a connection module that provides electrical connection. This segmentation allows each module to be optimized independently - the coupling unit can be standardized while the connection module can be adapted to different energy storage systems, resolving the contradiction between adaptability and structural simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The coupling unit is designed as a universal component that can work with different connection modules. The standardized coupling unit serves multiple purposes: mechanical mounting, positioning, and providing a platform for various connection modules. This universality allows the same coupling unit to accommodate different energy storage systems through interchangeable connection modules.

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

2Ease of manufacture

If a fixed interface design is used, then the manufacturing process is simplified, but the production cost increases due to lower quantity discounts

Engineering Contradiction:
Improvecoupling unit manufacturingVSAvoidproduction efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

By separating the coupling unit from the connection module, the coupling unit can be manufactured in large quantities as a standardized component, achieving economies of scale. The connection modules can be produced in smaller batches tailored to specific applications. This segmentation allows the coupling unit to benefit from high-volume production while maintaining manufacturing simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design allows the coupling unit to remain constant while only the connection module parameters change to accommodate different energy storage systems. This parameter change approach enables standardized mass production of the coupling unit while adapting only the necessary electrical connection components for different applications.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the entire coupling unit is replaced to adapt to different energy sources, then the adaptability is achieved, but the material usage and weight increase

Engineering Contradiction:
Improvecompatibility with different energy sourcesVSAvoidcoupling unit weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The electrical connection functionality is extracted from the mechanical coupling unit and placed in a separate connection module. This extraction allows the heavy mechanical coupling structure to remain standardized and reusable, while only the lighter electrical connection components need to be changed for different energy sources, reducing overall material usage and weight.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The universal coupling unit serves as a reusable platform that supports multiple connection modules for different energy sources. Instead of replacing the entire assembly, users can interchange only the connection module, significantly reducing the amount of material that needs to be manufactured and disposed of for each adaptation.

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

4Ease of operation

If a detachable connection module is used, then the flexibility is improved, but the device complexity increases

Engineering Contradiction:
Improveflexibility in configurationVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The coupling unit and connection module are designed to work together as an integrated system while remaining physically separable. The coupling unit provides mechanical attachment and positioning features that naturally guide and secure the connection module, creating a unified functional system that appears simple despite being modular. This merging of functions reduces the perceived complexity while maintaining flexibility.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20240408981A1Arrangement for Establishing an Electrical Connection of a Stored Energy Source
Publication Date: 2024.12.12 ZF FRIEDRICHSHAFEN AG
  • US20240408981A1 patent drawing
  • US20240408981A1 patent drawing
  • US20240408981A1 patent drawing

AI summary

An arrangement for establishing an electrical connection of a stored energy source (14) to electrical components of a two wheeled vehicle includes a coupling unit (12) to which the stored energy source is detachably fastened and a connection module (26) for electrically connecting components of the two-wheeled vehicle. The connection module (26) is detachably connected to the coupling unit (12). The connection module (26) has a plug interface (24) to an electrical plug connector (44) of the stored energy source (14). The connection module (26) has at least one connection interface (30) for coupling terminal connectors (58) of components of the two-wheeled vehicle to the connection module (26) and for supplying the components of the two-wheeled vehicle with energy from the stored energy source (14).