一种矿山自卸车用外挂车牌显示屏控制电路

By designing a control circuit for an external license plate display screen on mining dump trucks, and using STM8 and GD32A microcontrollers to control the license plate number display and information management, the management and safety problems caused by the lack of license plates on mining dump trucks are solved, and digital management and information display of license plates are realized.

CN224511041UActive Publication Date: 2026-07-17SHAOXING RONGKE ELECTRIC CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHAOXING RONGKE ELECTRIC CO LTD
Filing Date
2025-08-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The lack of license plates on mine dump trucks makes management and safety issues difficult to resolve.

Method used

Design a control circuit for an external license plate display screen for mining dump trucks, including a main control circuit and an LED driver circuit. Utilize an STM8 and GD32A microcontroller control circuit via serial communication to realize the display of license plate numbers and digital management of vehicle information. In the event of an STM8 communication failure, automatically switch to the redundant LED control pin to output control signals.

Benefits of technology

It enables the display and information management of license plates for mining dump trucks, meets the requirements for license plate settings, solves the problem of license plate management, and also reserves the function of load weight display, thereby improving the informatization level of vehicle management.

✦ Generated by Eureka AI based on patent content.

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Abstract

本实用新型公开了一种矿山自卸车用外挂车牌显示屏控制电路,包括主控电路和LED驱动电路,主控电路包括:电源处理模块;STM8单片机控制电路,STM8单片机控制电路连接电源处理模块的电源输出,STM8单片机控制电路通过LED驱动电路连接8字形LED屏和点阵LED屏;GD32A单片机控制电路,GD32A单片机控制电路连接电源处理模块的电源输出,STM8单片机控制电路与GD32A单片机控制电路通过串口相互通讯;CAN通讯电路,GD32A单片机控制电路通过CAN通讯电路连接车辆总线。满足矿山自卸车的车牌设置要求,填补了矿山自卸车的车牌方面的空白,同时预留有载重量显示等功能。
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