Battery Holder With Elastic Base Suppressing Vibration Power Interruption

Solution Overview

Problem

Conventional battery holders experience instantaneous interruptions in direct-current power output due to mechanical vibrations, with issues in attachability and detachability, and potential insulation problems from metallic abrasion and slip between electrodes.

Innovation Solution

A battery holder with electrode contact portions featuring a metal plate attached to an elastic base, where the base is in contact with the battery and partially cut out to prevent electrical contact, allowing for improved attachment and detachment while suppressing power interruptions from vibrations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If leaf spring-type electrode contact portions are used, then attachability and detachability of battery are good, but instantaneous interruption in direct-current power output may occur due to mechanical vibrations

Engineering Contradiction:

Improveattachability and detachabilityVSAvoidpower output stability

Core Design Contradiction:

Ease of operationVSReliability

Solution Approach 1:

The electrode contact portion uses a composite structure combining a resin base material with an elastic body (rubber or elastomer) integrated into it. This composite material provides both the ease of attachment/detachment through elastic deformation and the vibration damping properties to prevent power interruption, resolving the contradiction between operability and reliability.

Inventive Principle:

Principle #40Composite materials

Solution Approach 2:

The invention changes the material parameters by using a resin base material with specific physical properties (flexibility, strength) combined with an elastic body having controlled elasticity. This parameter optimization allows the contact portion to maintain stable electrical connection during vibrations while remaining easy to attach and detach.

Inventive Principle:

Principle #35Parameter changes

2Reliability

If coil spring-type electrode contact portions are used, then power output stability is improved, but attachability and detachability of battery deteriorate

Engineering Contradiction:

Improvepower output stabilityVSAvoidattachability and detachability

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

The electrode contact portion uses a composite structure combining a resin base material with an elastic body (rubber or elastomer) integrated into it. This composite material provides both the ease of attachment/detachment through elastic deformation and the vibration damping properties to prevent power interruption, resolving the contradiction between operability and reliability.

Inventive Principle:

Principle #40Composite materials

Solution Approach 2:

The invention changes the material parameters by using a resin base material with specific physical properties (flexibility, strength) combined with an elastic body having controlled elasticity. This parameter optimization allows the contact portion to maintain stable electrical connection during vibrations while remaining easy to attach and detach.

Inventive Principle:

Principle #35Parameter changes

3Reliability

If metal plate electrode contact portions are used, then electrical conductivity is improved, but insulation problems occur due to metallic abrasion and slip between electrodes

Engineering Contradiction:

Improveelectrical conductivityVSAvoidinsulation problems from metallic abrasion

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The electrode contact portion uses a composite structure combining a resin base material with an elastic body (rubber or elastomer) integrated into it. This composite material provides both the ease of attachment/detachment through elastic deformation and the vibration damping properties to prevent power interruption, resolving the contradiction between operability and reliability.

Inventive Principle:

Principle #40Composite materials

Solution Approach 2:

The resin base material acts as an intermediary between the elastic body and the battery electrode, providing electrical conductivity while the elastic body provides mechanical compliance. This intermediary structure prevents direct metallic-to-metallic contact that causes abrasion and insulation problems.

Inventive Principle:

Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution enhances attachability and detachability of batteries while preventing instantaneous power interruptions from strong vibrations, maintaining effective insulation and reducing slip between electrodes.

Implementation Method 1

a base having elasticity

Methodology Applied

Scientific EffectElasticity: Elasticity

Data Source

PatentUS10056585B2Battery holder

Publication Date: 2018.08.21 YOKOGAWA ELECTRIC CORP

AI summary

The purpose of the present invention is to realize a battery holder, which can suppress occurrence of an instantaneous interruption in outputting direct-current power to the outside due to continuous strong external vibrations or impacts and have good attachability and detachability of battery. The battery holder includes electrode contact portions 13 (14) configured to be electrically connected to a battery BAT to be housed therein, wherein the electrode contact portions include a metal plate 132 (142) attached to a base 131 (141) having elasticity.