Electric Scooter Component Layout for Compact Waterproof Packaging

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Solution Overview

Problem

Scooter type electric vehicles face challenges in efficiently arranging electrical components within a limited space, leading to space constraints and potential water exposure for these components.

Innovation Solution

Distributing electrical components around a container box, utilizing spaces between the container box and cover, reduces cable lengths and weight, and positions components higher to prevent water exposure, allowing for a slim volume accommodation without large space allocation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple electrical components are arranged in one集中的 location, then ease of connection is improved, but space requirements increase

Engineering Contradiction:
Improveease of connectionVSAvoidspace for electrical components
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent divides the electrical components into multiple groups arranged at different locations within the vehicle body. Specifically, components are distributed in the front portion, rear portion, and side portions of the vehicle body, rather than concentrating them in a single location. This segmentation reduces the space required at any one location while maintaining connection efficiency through strategic cable routing.

Inventive Principle:
Principle #1Segmentation

2Area of stationary object

If electrical components are arranged in distributed positions, then space requirements are reduced, but cable length increases

Engineering Contradiction:
Improvespace for electrical componentsVSAvoidcable length
Core Design Contradiction:
Area of stationary objectVSLength of stationary object

Solution Approach 1:

The patent applies local quality by arranging electrical components with different functions at different locations based on their specific requirements. High-current components are positioned to minimize cable length from the power source, while low-current components can be placed more flexibly. This localized optimization ensures that each component's position is tailored to its functional needs, balancing space efficiency with cable length minimization.

Inventive Principle:
Principle #3Local quality

3Volume of stationary object

If electrical components are positioned lower in the vehicle, then space utilization is improved, but water exposure risk increases

Engineering Contradiction:
Improvespace utilizationVSAvoidwater exposure
Core Design Contradiction:
Volume of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The patent transitions from a two-dimensional space utilization perspective to a three-dimensional arrangement that incorporates vertical positioning. Electrical components are arranged at elevated positions within the vehicle body, utilizing the vertical dimension to achieve both good space utilization and protection from water. The vehicle body structure itself is designed to provide waterproofing at these elevated positions, thus resolving the contradiction between space utilization and water exposure protection.

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

4Weight of moving object

If electrical components are arranged to minimize cable length, then weight is reduced, but arrangement complexity increases

Engineering Contradiction:
Improvecable weightVSAvoidarrangement complexity
Core Design Contradiction:
Weight of moving objectVSDevice complexity

Solution Approach 1:

The patent implements a universal cable routing system that serves multiple functions: it minimizes cable length for weight reduction, accommodates different component locations, and provides a standardized installation procedure. The cable routing structure is designed to be multi-functional, handling both power and signal cables through organized pathways that simplify the overall arrangement process despite the distributed component layout.

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

Data Source

PatentUS20230286610A1Scooter type electric vehicle
Publication Date: 2023.09.14 YAMAHA MOTOR CO LTD
  • US20230286610A1 patent drawing
  • US20230286610A1 patent drawing
  • US20230286610A1 patent drawing

AI summary

An electric scooter includes a front wheel and a rear wheel, an electric motor, a floorboard between the front and rear wheels, a seat behind and diagonally above the floorboard, a container box below the seat and including a first front wall, a first left side wall, and a first right side wall, a cover including a second front wall covering the first front wall, a second left side wall covering the first left side wall, and a second right side wall covering the first right side wall, and a first electrical component between the first and second front walls, a second electrical component between the first and second left side walls, and a third electrical component between the first and second right side walls.