Battery Cell Temperature Detection with Distance-Triggered Conveying

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Solution Overview

Problem

Current temperature detection mechanisms for battery cells lack universality, leading to inaccurate measurements due to varying sizes and positions of battery cells, which can result in interference and damage during the detection process.

Innovation Solution

A detection mechanism with a conveying unit, first and second detection units, and a trigger unit that adjusts the distance between the detection units and the battery cells to ensure accurate temperature measurements, preventing interference and damage by controlling the conveying unit when the distance becomes too close.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single detection item is used for battery cells, then the detection mechanism is simple, but the universality is poor and cannot adapt to different battery cell requirements

Engineering Contradiction:
Improvedetection universalityVSAvoiddetection mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a multi-functional detection mechanism that can perform multiple detection items including temperature detection, distance detection, and conveyation control. The detection mechanism is designed to accommodate different battery cell types and detection requirements through configurable detection units and adjustable detection parameters, thereby achieving universality without requiring separate dedicated devices for each detection function.

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

2Measurement precision

If the detection unit is placed close to the battery cell for accurate detection, then the measurement precision is improved, but interference and damage may occur

Engineering Contradiction:
Improvetemperature detection accuracyVSAvoidinterference and damage risk
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The patent employs a feedback mechanism where the trigger unit continuously monitors the distance between the detection unit and the battery cell. When the distance exceeds a preset threshold, the system automatically adjusts the position of the detection unit or stops the conveyation process, preventing interference and damage while maintaining optimal detection accuracy through real-time distance-based feedback control.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The trigger unit acts as an intermediary between the detection unit and the battery cell, monitoring their relative distance and controlling the conveyation unit to maintain safe operating parameters. This intermediary component prevents direct harmful interaction while enabling accurate detection by mediating the spatial relationship between the detection unit and the battery cell.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the conveying unit continues conveying without interruption, then the productivity is high, but detection accuracy may be compromised when distance is insufficient

Engineering Contradiction:
Improvebattery cell testing efficiencyVSAvoidtemperature detection accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent implements periodic detection and control actions where the trigger unit continuously monitors distance and periodically adjusts the conveyation process. When the distance is insufficient, the system temporarily pauses or slows down the conveying unit, then resumes when proper distance is restored. This periodic control ensures detection accuracy is maintained while minimizing interruptions to overall productivity.

Inventive Principle:
Principle #19Periodic action

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 detection accuracy and universality by maintaining a suitable detection distance, reducing errors and preventing collisions, thereby improving the efficiency and safety of battery cell testing.

Implementation Method 1

a first detection unit, configured to detect the temperature of the device to be detected

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Implementation Method 2

the micro switch is configured to detect the distance between the first detection unit and the device to be detected

Methodology Applied
Scientific EffectMechanical contact sensing:

Data Source

PatentUS20240425294A1Detection mechanism and battery production line
Publication Date: 2024.12.26 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • US20240425294A1 patent drawing
  • US20240425294A1 patent drawing
  • US20240425294A1 patent drawing

AI summary

The present application relates to a detection mechanism and a battery production line. The detection mechanism includes a conveying unit, configured to convey the device to be detected; a first detection unit, configured to detect the temperature of the device to be detected; and a trigger unit, configured to detect the distance between the first detection unit and the device to be detected. When the distance between the first detection unit and the device to be detected is less than a preset distance value, the trigger unit controls the conveying unit to stop conveying. The detection mechanism and the battery production line in the embodiments of the present application can ameliorate the problem of poor universality.