Battery Unit Suspension Structure to Prevent Frame Collision

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Solution Overview

Problem

Batteries are not very safe during transportation or use, posing a significant potential safety hazard due to the risk of deformation or explosion from collisions with the frame body.

Innovation Solution

A battery design featuring a frame body with a hollow region, a bearing body mated to the frame body, and a battery unit spaced apart from the frame body, connected to the bearing body, which reduces the likelihood of collisions and deformation during transportation and use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the battery unit is arranged close to the frame body to improve space utilization, then the space utilization is improved, but the safety is worsened due to increased risk of collision and deformation

Engineering Contradiction:
Improvespace utilizationVSAvoidsafety
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The patent introduces a buffer structure as an intermediary element positioned between the battery unit and the frame body. This buffer structure serves as a mediator that absorbs impact forces and prevents direct contact between the battery unit and frame body during collisions, thereby maintaining safety while allowing closer arrangement for better space utilization.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the battery unit is spaced apart from the frame body to improve safety, then the safety is improved, but the space utilization is worsened

Engineering Contradiction:
ImprovesafetyVSAvoidspace utilization
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The patent optimizes the spacing distance parameter between the battery unit and frame body to a specific range. By changing this dimensional parameter to an optimal value, the design achieves sufficient safety protection while minimizing the impact on space utilization, thus resolving the contradiction between safety and space efficiency.

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If the battery unit is fixed to the frame body to prevent movement, then the stability is improved, but the safety is worsened due to increased collision risk

Engineering Contradiction:
ImprovestabilityVSAvoidsafety
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent transitions from a static fixed connection to a dynamic connection system where the buffer structure can deform or compress under impact forces. This dynamic characteristic allows the battery unit to remain stable during normal operation while providing safety protection during abnormal conditions such as collisions, thus resolving the contradiction between stability and safety.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250192307A1Battery and electrical apparatus
Publication Date: 2025.06.12 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • US20250192307A1 patent drawing
  • US20250192307A1 patent drawing
  • US20250192307A1 patent drawing

AI summary

A battery comprises: a frame body, a hollow region being formed in an internal structure of the frame body; a bearing body mated to the frame body; and a battery unit arranged in the hollow region and spaced apart from the frame body. The battery unit is arranged on one side of the bearing body along a thickness direction of the frame body, and the battery unit is connected to the bearing body.