CN115290860A - Portable construction machinery oil monitoring system and method based on intelligent mobile terminal - Google Patents
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Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本发明涉及基于智能移动端的便携式工程机械油液监测系统及方法，属于机械设备油液监测技术领域。The invention relates to a portable construction machinery oil monitoring system and method based on an intelligent mobile terminal, and belongs to the technical field of mechanical equipment oil monitoring.
背景技术Background technique
油液监测多年来采用离线监测为主，但难以满足工程机械等关键机械设备的实时现场监测和诊断需求，近年来随着传感器技术的发展，在线监测技术成为油液监测技术热点，但其重点解决大型高价值量机械设备的状态监测，针对于价值量略低的工程机械设备其成本较为高昂，实际应用困难。基于在线传感器的便携式油液监测装置，应用于机械设备增值服务，便于服务人员移动携带，实现多设备的油液实时现场监测，降低机械设备状态现场监测成本。目前便携式油液监测装置，存在监测数据与车辆信息无关联等技术问题，难以实现工程机械车辆信息与油液监测数据的融合，无法满足机械设备的故障诊断需求。Oil monitoring has mainly been offline monitoring for many years, but it is difficult to meet the real-time on-site monitoring and diagnosis needs of key mechanical equipment such as construction machinery. In recent years, with the development of sensor technology, online monitoring technology has become a hot spot in oil monitoring technology, but its focus To solve the condition monitoring of large-scale high-value mechanical equipment, the cost of slightly lower-value engineering machinery and equipment is relatively high, and practical application is difficult. The portable oil monitoring device based on online sensors is used in value-added services of mechanical equipment, which is convenient for service personnel to move and carry, realizes real-time on-site monitoring of oil of multiple equipment, and reduces the cost of on-site monitoring of mechanical equipment status. At present, portable oil monitoring devices have technical problems such as unrelated monitoring data and vehicle information. It is difficult to realize the fusion of engineering machinery vehicle information and oil monitoring data, and cannot meet the fault diagnosis needs of mechanical equipment.
发明内容Contents of the invention
本发明的目的在于克服现有技术中的不足，提供基于智能移动端的便携式工程机械油液监测系统及方法，实现便携式油液监测装置与云端数据中心的无线数据传输，为快速定位监测信息及工程机械故障诊断提供技术支撑，提升工程机械维保效率及精准性。The purpose of the present invention is to overcome the deficiencies in the prior art, provide a portable construction machinery oil monitoring system and method based on an intelligent mobile terminal, realize wireless data transmission between a portable oil monitoring device and a cloud data center, and provide rapid positioning monitoring information and engineering Mechanical fault diagnosis provides technical support to improve the efficiency and accuracy of construction machinery maintenance.
为达到上述目的，本发明是采用下述技术方案实现的：In order to achieve the above object, the present invention is achieved by adopting the following technical solutions:
第一方面，本发明提供了基于智能移动端的便携式工程机械油液监测系统，包括：In the first aspect, the present invention provides a portable engineering machinery oil monitoring system based on a smart mobile terminal, including:
车辆信息数据库，用于储存车辆信息；Vehicle information database for storing vehicle information;
智能移动端：用于获取车辆的唯一识别代码后，从车辆信息数据库获取车辆信息；Smart mobile terminal: used to obtain the vehicle information from the vehicle information database after obtaining the unique identification code of the vehicle;
便携式油液监测装置：接收外部输入的车辆信息和油液信息，采集油液监测数据后，将车辆信息、油液信息和油液监测数据反馈至智能移动端；Portable oil monitoring device: receive externally input vehicle information and oil information, collect oil monitoring data, and feed back vehicle information, oil information and oil monitoring data to the smart mobile terminal;
数据甄选模块：用于读取和识别智能移动端获取的油液监测数据，如数据甄选结果无效，发送信息至智能手机，发出提示指令；如数据甄选结果有效，对有效数据将有效的油液监测数据保存至油液监测数据库；Data selection module: used to read and identify the oil monitoring data obtained by the smart mobile terminal. If the data selection result is invalid, send a message to the smart phone and issue a prompt command; if the data selection result is valid, the oil that is valid for the valid data will be The monitoring data is saved to the oil monitoring database;
数据分析模块：用于分析数据甄选模块所保存的有效油液监测信息，并将分析结果保存至油液监测数据库。Data analysis module: used to analyze the effective oil monitoring information stored in the data selection module, and save the analysis results to the oil monitoring database.
进一步的，所述智能移动端包括：Further, the smart mobile terminal includes:
车-油关联模块：通过扫码工程机械车辆的唯一识别代码获取车辆信息数据库中的车辆信息，并将车辆信息以帧数据的形式发送至便携式油液监测装置，接收便携式油液监测装置采集的车辆及油液信息及监测数据，通过无线网络WIFI、软件配置及SFTP将数据发送油液监测数据库；Vehicle-oil correlation module: obtain the vehicle information in the vehicle information database by scanning the unique identification code of the construction machinery vehicle, and send the vehicle information to the portable oil monitoring device in the form of frame data, and receive the data collected by the portable oil monitoring device Vehicle and oil information and monitoring data are sent to the oil monitoring database through wireless network WIFI, software configuration and SFTP;
近期监测模块：包括健康报告和故障溯源，用于显示油液监测数据分析和结果诊断；Recent monitoring module: including health report and fault traceability, used to display oil monitoring data analysis and result diagnosis;
智能分析模块：用于供用户根据自身需求选择趋势分析和界限值分析两种不同的分析方式；Intelligent analysis module: It is used for users to choose two different analysis methods: trend analysis and limit value analysis according to their own needs;
数据管理模块：包括油样数据管理和监测对象管理，其中油液数据管理能够对油液信息进行使用和处理，监测对象管理能够对监测的车辆信息进行使用和处理；Data management module: including oil sample data management and monitoring object management, in which oil data management can use and process oil information, and monitoring object management can use and process monitored vehicle information;
用户管理模块：包括个人信息和账户管理，其中个人信息用于用户设置及修改密码，账户管理用于用户对其下属用户的管理。User management module: including personal information and account management, in which personal information is used for user setting and password modification, and account management is used for user management of its subordinate users.
进一步的，所述便携式工程机械油液监测装置包括：Further, the portable construction machinery oil monitoring device includes:
油液监测传感器，用于监测车辆油液状态，获取油液各项监测指标数据；The oil monitoring sensor is used to monitor the state of the vehicle oil and obtain the data of various monitoring indicators of the oil;
电磁阀，用于进行监测指标的选择；Solenoid valve for selection of monitoring indicators;
蠕动泵：用于为便携式工程机械油液监测装置提供动力输出；Peristaltic pump: used to provide power output for portable construction machinery oil monitoring device;
继电器：用于控制电磁阀和蠕动泵工作；Relay: used to control the operation of solenoid valve and peristaltic pump;
锂电池：用于为便携式工程机械油液监测装置提供电源动力；Lithium battery: used to provide power for portable construction machinery oil monitoring device;
单片机：通过串口接口连接油液监测传感器采集数据，用于油液监测传感器数据采集及控制；Single-chip microcomputer: connect the oil monitoring sensor to collect data through the serial port interface, which is used for data acquisition and control of the oil monitoring sensor;
蓝牙模块，所述单片机通过串口与蓝牙模块连接，所述单片机通过蓝牙模块连接智能移动端。Bluetooth module, the single-chip microcomputer is connected with the bluetooth module through the serial port, and the single-chip microcomputer is connected with the intelligent mobile terminal through the bluetooth module.
进一步的，所述油液监测传感器包括颗粒污染度传感器、磨损传感器和理化性能传感器，其中：Further, the oil monitoring sensor includes a particle pollution sensor, a wear sensor and a physical and chemical performance sensor, wherein:
所述电磁阀输入端通过管路连接装置进油口，输出端通过管路连接磨损传感器；The input end of the solenoid valve is connected to the oil inlet of the device through a pipeline, and the output end is connected to a wear sensor through a pipeline;
颗粒污染度传感器：输入端通过管路连接装置进油口，输出端通过管路连接理化性能传感器；Particle pollution sensor: the input end is connected to the oil inlet of the device through the pipeline, and the output end is connected to the physical and chemical performance sensor through the pipeline;
磨损传感器：输出端通过管路连接理化性能传感器；Wear sensor: the output end is connected to the physical and chemical performance sensor through the pipeline;
理化性能传感器：输出端通过管路连接蠕动泵，用于对车辆油液状态监测，获取油液各项监测指标数据；Physical and chemical performance sensor: the output end is connected to the peristaltic pump through the pipeline, which is used to monitor the state of the vehicle oil and obtain various monitoring index data of the oil;
所述蠕动泵输出端通过管路依次连接稳流器和装置出油口。The output end of the peristaltic pump is sequentially connected to the flow stabilizer and the oil outlet of the device through a pipeline.
进一步的，所述单片机选用STM32F105单片机，且通过RS485接口连接油液监测传感器，所述蓝牙模块选用HC-08蓝牙模块，STM32F105单片机的TX、RX、5V、GND管脚分别连接HC-08蓝牙模块的RXD、TXD、VCC、GND引脚，通过串口通讯透传，制定通讯协议实现单片机与蓝牙模块的连接。Further, the single-chip microcomputer selects the STM32F105 single-chip microcomputer, and connects the oil liquid monitoring sensor through the RS485 interface, and the bluetooth module selects the HC-08 bluetooth module, and the TX, RX, 5V, and GND pins of the STM32F105 single-chip microcomputer are respectively connected to the HC-08 bluetooth module The RXD, TXD, VCC, and GND pins are transparently transmitted through the serial port communication, and the communication protocol is formulated to realize the connection between the single-chip microcomputer and the Bluetooth module.
进一步的，所述理化性能传感器包括传感器阀块以及安装在传感器阀块上的粘度传感器、介电常数传感器和水分传感器，各理化传感器通过RS485或CAN接口连接STM32F105单片机。Further, the physical and chemical performance sensor includes a sensor valve block and a viscosity sensor, a dielectric constant sensor and a moisture sensor installed on the sensor valve block, and each physical and chemical sensor is connected to the STM32F105 single-chip microcomputer through the RS485 or CAN interface.
第二方面，本发明提供了基于智能移动端的便携式工程机械油液监测系统，包括：In the second aspect, the present invention provides a portable engineering machinery oil monitoring system based on an intelligent mobile terminal, including:
通过智能移动端扫码获取车辆信息后，导入便携式油液监测装置；After obtaining the vehicle information by scanning the code on the smart mobile terminal, import the portable oil monitoring device;
在便携式油液监测装置人机交互界面上手动录入油液信息；Manually input oil information on the human-computer interaction interface of the portable oil monitoring device;
将便携式油液监测装置的进出油管放入现场待测液压油中，进行油液监测；Put the oil inlet and outlet pipes of the portable oil monitoring device into the on-site hydraulic oil to be tested for oil monitoring;
在智能移动端通过蓝牙模块接收便携式油液监测装置采集的油液监测数据；Receive the oil monitoring data collected by the portable oil monitoring device through the Bluetooth module on the smart mobile terminal;
在智能移动端通过无线网络将油液监测数据、车辆信息和油液信息汇总上传至油液监测数据库；On the smart mobile terminal, the oil monitoring data, vehicle information and oil information are summarized and uploaded to the oil monitoring database through the wireless network;
由数据甄选模块进行数据有效性识别，测试数据甄选结果为有效；如数据甄选结果为无效，智能移动端弹出提示无效数据，以使用户重新进行测试；The data validity identification is carried out by the data selection module, and the test data selection result is valid; if the data selection result is invalid, the smart mobile terminal pops up a reminder of invalid data, so that the user can re-test;
由数据分析模块对油液监测数据进行分析，并将分析结果保存至油液监测数据库。The data analysis module analyzes the oil monitoring data, and saves the analysis results to the oil monitoring database.
进一步的，所述分析结果包括：一、液压油状态正常；二、重负荷车辆齿轮油水分含量超标，磨损超标，需更换新油，并检查齿轮箱零部件磨损状况。Further, the analysis results include: 1. The state of the hydraulic oil is normal; 2. The moisture content of the heavy-duty vehicle gear oil exceeds the standard, and the wear exceeds the standard. New oil needs to be replaced, and the wear status of the gear box components should be checked.
进一步的，所述分析结果保存至油液监测数据库后形成健康报告，供用户通过智能移动端查询。Further, the analysis results are stored in the oil monitoring database to form a health report for users to query through the smart mobile terminal.
进一步的，所述监测方法还包括趋势分析、故障溯源和清洗，其中：Further, the monitoring method also includes trend analysis, fault tracing and cleaning, wherein:
所述趋势分析为在智能移动端获取指定车辆编号的往期监测数据，通过嵌入的趋势预测算法获取下一阶段的液压油指标预测结果；The trend analysis is to obtain the past monitoring data of the specified vehicle number on the intelligent mobile terminal, and obtain the hydraulic oil index prediction result of the next stage through the embedded trend prediction algorithm;
所述故障溯源为在智能移动端获取指定车辆编号故障诊断信息；The source of the fault is to obtain the fault diagnosis information of the specified vehicle number on the smart mobile terminal;
所述清洗为在便携式油液监测装置人机交互界面控制蠕动泵反转测试液压油排除。The cleaning is to control the peristaltic pump on the human-computer interaction interface of the portable oil monitoring device to reverse the hydraulic oil for testing.
与现有技术相比，本发明所达到的有益效果：Compared with the prior art, the beneficial effects achieved by the present invention are as follows:
本发明的便携式油液监测装置基于智能移动端扫码获取工程机械车辆信息无需额外配置扫码枪等硬件设施，实现车辆信息与油液信息的关联。工程机械油液监测系统基于智能移动端读取监测数据上传车油融合信息至云端数据中心无需额外配置物联网模块等设施，方便数据传输同时可实现车辆油液多信息融合分析，为快监测信息定位及精准诊断提供便利。工程机械油液监测系统能够将数据甄选结果、数据分析结果发送并显示于智能移动端，指导维保人员开展后续工作，提升维保效率。本发明实现油液监测信息和工程机械车辆信息的关联及数据融合；同时实现便携式油液监测装置与云端数据中心的无线数据传输，为快速定位监测信息及工程机械故障诊断提供技术支撑，提升工程机械维保效率及精准性。The portable oil monitoring device of the present invention acquires construction machinery vehicle information based on the code scanning of the intelligent mobile terminal without additional configuration of hardware facilities such as code scanning guns, and realizes the association of vehicle information and oil information. The construction machinery oil monitoring system is based on the intelligent mobile terminal to read the monitoring data and upload the vehicle oil fusion information to the cloud data center without additional configuration of Internet of Things modules and other facilities, which is convenient for data transmission and can realize multi-information fusion analysis of vehicle oil for fast monitoring information Provide convenience for positioning and accurate diagnosis. The construction machinery oil monitoring system can send and display the data selection results and data analysis results on the smart mobile terminal to guide maintenance personnel to carry out follow-up work and improve maintenance efficiency. The invention realizes the association and data fusion of oil monitoring information and engineering machinery vehicle information; simultaneously realizes the wireless data transmission between the portable oil monitoring device and the cloud data center, provides technical support for rapid positioning monitoring information and construction machinery fault diagnosis, and improves the project Mechanical maintenance efficiency and accuracy.
附图说明Description of drawings
图1是本发明实施例一提供的工程机械油液监测系统模型示意图；Fig. 1 is a schematic diagram of a model of an engineering machinery oil monitoring system provided by Embodiment 1 of the present invention;
图2是本发明实施例一提供的STM32单片机与蓝牙模块的连接示意图；2 is a schematic diagram of the connection between the STM32 single-chip microcomputer and the Bluetooth module provided by Embodiment 1 of the present invention;
图3是本发明实施例一提供的智能移动端软件界面图；Fig. 3 is a software interface diagram of the smart mobile terminal provided by Embodiment 1 of the present invention;
图4是本发明实施例一提供的便携式油液监测装置结构图；Fig. 4 is a structural diagram of a portable oil monitoring device provided by Embodiment 1 of the present invention;
图5是本发明实施例一提供的工程机械油液监测流程图。Fig. 5 is a flow chart of construction machinery oil monitoring provided by Embodiment 1 of the present invention.
具体实施方式Detailed ways
下面结合附图对本发明作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.
实施例一：Embodiment one:
请参阅图1-3，一种便携式工程机械油液监测系统，包括：车辆信息数据库、便携式油液监测装置、智能移动端、油液监测数据库、数据甄选模块和数据分析模块。其中：Please refer to Figure 1-3, a portable construction machinery oil monitoring system, including: vehicle information database, portable oil monitoring device, smart mobile terminal, oil monitoring database, data selection module and data analysis module. in:
智能移动端(包括智能手机、智能平板等智能移动设备)安装有一款集扫码、数据接收、数据发送的油液数据分析系统APP软件，该软件包括车-油关联模块、近期监测模块、智能分析模块、数据管理模块及用户管理模块。车-油关联模块通过扫码工程机械车辆的唯一识别代码获取车辆信息数据库中的车辆信息(包括车辆编号、车辆类型、车辆型号及车辆工作时间)，并将车辆信息以帧数据的形式通过蓝牙模块发送至单片机，此外通过蓝牙模块数据无线传输接收单片机采集的车辆及油液信息及监测数据，通过智能手机无线网络WIFI、软件配置及SFTP(安全文件传输协议)将数据发送云端数据库。近期监测模块包括健康报告和故障溯源，用于显示油液监测数据分析和结果诊断；智能分析模块包括趋势分析和界限值分析，用户可根据自身需求选择两种不同的分析方式；数据管理模块包括油样数据管理和监测对象管理，其中油液数据管理可对油液信息进行使用和处理，监测对象管理可对监测的车辆信息进行使用和处理；用户管理模块包括个人信息和账户管理，个人信息用于用户设置及修改密码，账户管理用于权限较高的用户对下属用户的管理。Smart mobile terminals (including smart phones, smart tablets and other smart mobile devices) are installed with an oil data analysis system APP software that integrates code scanning, data receiving, and data sending. The software includes vehicle-oil correlation modules, recent monitoring modules, smart Analysis module, data management module and user management module. The vehicle-oil association module obtains the vehicle information (including vehicle number, vehicle type, vehicle model and vehicle working time) in the vehicle information database by scanning the unique identification code of the construction machinery vehicle, and transmits the vehicle information in the form of frame data via Bluetooth The module is sent to the single-chip microcomputer, and the vehicle and oil information and monitoring data collected by the single-chip microcomputer are received through the wireless transmission of the Bluetooth module data, and the data is sent to the cloud database through the smart phone wireless network WIFI, software configuration and SFTP (Secure File Transfer Protocol). The recent monitoring module includes health reports and fault traceability, which are used to display oil monitoring data analysis and result diagnosis; the intelligent analysis module includes trend analysis and limit value analysis, and users can choose two different analysis methods according to their own needs; the data management module includes Oil sample data management and monitoring object management, in which the oil data management can use and process the oil information, and the monitoring object management can use and process the monitored vehicle information; the user management module includes personal information and account management, personal information It is used to set and modify passwords for users, and account management is used for users with higher authority to manage subordinate users.
车辆信息数据库，用于储存工程机械车辆信息，由生产机构统一录入管理；The vehicle information database is used to store construction machinery vehicle information, which is uniformly entered and managed by the production organization;
油液监测数据库，用于实现油液信息及监测数据(含车辆信息、油液信息)的储存、使用和分发等；The oil monitoring database is used to realize the storage, use and distribution of oil information and monitoring data (including vehicle information and oil information);
数据甄选模块，用于读取和识别有效监测数据，如数据甄选结果无效，发送信息至智能手机，发出提示指令，如数据甄选结果有效，对有效数据将有效的监测数据保存至油液监测数据库；The data selection module is used to read and identify effective monitoring data. If the data selection result is invalid, send a message to the smart phone and issue a prompt command. If the data selection result is valid, save the valid monitoring data to the oil monitoring database ;
数据分析模块，用于分析数据甄选模块所保存的有效油液监测信息，并将分析结果保存至油液监测数据库。The data analysis module is used to analyze the effective oil monitoring information stored in the data selection module, and save the analysis results to the oil monitoring database.
维保人员可通过智能移动端获取油液监测结果根据指示进行工程机械的维护。便携式监测装置利用无线蓝牙模块使便携式油液监测箱体与智能移动端建立连接，用智能移动端扫码获取云端车辆信息，实现车辆信息与油液信息的关联，同时智能移动端读取监测数据并上传油液信息至云端油液数据库，方便数据传输同时可实现车辆油液多信息融合分析，为监测信息定位及精准诊断提供便利。The maintenance personnel can obtain the oil monitoring results through the smart mobile terminal and carry out the maintenance of construction machinery according to the instructions. The portable monitoring device uses the wireless Bluetooth module to establish a connection between the portable oil monitoring box and the smart mobile terminal, scan the code with the smart mobile terminal to obtain cloud vehicle information, realize the association between vehicle information and oil information, and read the monitoring data at the same time And upload the oil information to the cloud oil database, which is convenient for data transmission and can realize the multi-information fusion analysis of vehicle oil, which provides convenience for monitoring information positioning and accurate diagnosis.
请参阅图4，本实施例中的便携式工程机械油液监测装置包括：理化性能传感器、蠕动泵、锂电池、电磁阀、管路、自带显示屏的单片机、蓝牙模块，其中：Please refer to Figure 4, the portable engineering machinery oil monitoring device in this embodiment includes: physical and chemical performance sensors, peristaltic pumps, lithium batteries, solenoid valves, pipelines, single-chip microcomputers with display screens, and Bluetooth modules, wherein:
油液监测传感器，用于对车辆油液状态监测，获取油液各项监测指标数据；油液监测传感器包括颗粒污染度传感器、磨损传感器和理化性能传感器(针对液压系统选用颗粒污染度传感器，齿轮传动、发动机等其他系统选用磨损传感器)，理化性能传感器包括传感器阀块以及安装在阀块上的粘度传感器、介电常数传感器、水分传感器，各理化传感器通过RS485或CAN接口连接STM32F105单片机。The oil monitoring sensor is used to monitor the oil state of the vehicle and obtain the monitoring index data of the oil; the oil monitoring sensor includes a particle pollution sensor, a wear sensor and a physical and chemical performance sensor (for the hydraulic system, the particle pollution sensor, the gear Transmission, engine and other systems use wear sensors), physical and chemical performance sensors include sensor valve block and viscosity sensor, dielectric constant sensor, moisture sensor installed on the valve block, each physical and chemical sensor is connected to STM32F105 microcontroller through RS485 or CAN interface.
蠕动泵，用于为便携式工程机械油液监测装置提供动力输出；Peristaltic pump, used to provide power output for portable construction machinery oil monitoring device;
锂电池，用于提供电源动力；Lithium battery for providing power;
电磁阀，用于进行监测指标的选择；Solenoid valve for selection of monitoring indicators;
管路，用于连接传感器、蠕动泵等部件；Pipelines for connecting sensors, peristaltic pumps and other components;
自带显示屏的单片机，单片机通过串口接口连接理化性能传感器采集数据，单片机的显示屏为触摸屏，用于油液监测传感器数据采集及控制等，单片机选用STM32F105单片机(但不限于此类单片机)；STM32F105单片机带有触摸显示屏(人机交互界面)、多串口电路等电控件，其触摸显示屏安装在装置箱体上表面，通过触摸显示屏上的人机交互界面实现油液监测的操作及数据收发；STM32F105单片机通过RS485接口(不限于RS485接口，也包括CAN、RS 232等接口)连接油液监测传感器。具体的，STM32F105单片机上设有连接HC-08蓝牙模块的接口，HC-08蓝牙模块连接单片机串口，STM32F105单片机的TX、RX、5V、GND管脚分别连接蓝牙模块的RXD、TXD、VCC、GND引脚，通过串口通讯透传，制定通讯协议实现单片机与蓝牙模块的连接；通过HC-08蓝牙模块无线连接智能手机。A single-chip microcomputer with a display screen. The single-chip microcomputer is connected to a physical and chemical performance sensor through a serial port interface to collect data. The display screen of the single-chip microcomputer is a touch screen, which is used for data collection and control of oil monitoring sensors. The STM32F105 single-chip microcomputer has electric controls such as a touch screen (man-machine interface), multi-serial port circuit, etc. The touch screen is installed on the upper surface of the device box, and the operation and operation of oil monitoring can be realized through the man-machine interface on the touch screen. Data sending and receiving; the STM32F105 MCU is connected to the oil monitoring sensor through the RS485 interface (not limited to the RS485 interface, but also CAN, RS 232 and other interfaces). Specifically, the STM32F105 MCU is equipped with an interface to connect the HC-08 Bluetooth module, the HC-08 Bluetooth module is connected to the serial port of the MCU, and the TX, RX, 5V, and GND pins of the STM32F105 MCU are respectively connected to the RXD, TXD, VCC, and GND of the Bluetooth module. The pin is transparently transmitted through the serial port communication, and the communication protocol is formulated to realize the connection between the single-chip microcomputer and the Bluetooth module; the smartphone is connected wirelessly through the HC-08 Bluetooth module.
蓝牙模块，上述自带显示屏的单片机上设有连接蓝牙模块的接口，单片机通过串口与蓝牙模块连接，单片机通过蓝牙模块连接智能移动端。本实施例中蓝牙模块选用HC-08蓝牙模块(但不限于此类蓝牙模块)。Bluetooth module, the above-mentioned single-chip microcomputer with its own display screen is provided with an interface for connecting the bluetooth module, the single-chip microcomputer is connected with the bluetooth module through the serial port, and the single-chip microcomputer is connected with the intelligent mobile terminal through the bluetooth module. In this embodiment, the bluetooth module selects HC-08 bluetooth module (but not limited to this kind of bluetooth module).
实施例二：Embodiment two:
基于智能移动端的便携式工程机械油液监测方法如图5所示，通过启动便携式油液监测装置电源开机运行，进入并登录显示屏上的人机交互界面。The portable construction machinery oil monitoring method based on the smart mobile terminal is shown in Figure 5. By starting the power supply of the portable oil monitoring device, the user enters and logs into the human-computer interaction interface on the display screen.
下一步，开启智能手机移动数据和蓝牙功能模式，借助HC-08蓝牙模块实现智能手机与便携式油液监测装置的连接和数据通讯。In the next step, turn on the mobile data and Bluetooth function mode of the smartphone, and use the HC-08 Bluetooth module to realize the connection and data communication between the smartphone and the portable oil monitoring device.
下一步，登录图2所示智能手机油液数据分析系统APP，进入车-油关联模块，点击界面“扫码”并扫描工程机械车辆上的识别代码即PIN码获取云端车辆信息(车辆编号XUGA490AKLKA02736、车辆类型：挖掘机、车辆型号：XE490DK、车辆工作时间：4010)，点击图2所示智能手机车-油关联界面上的车辆信息“导入”将车辆信息传输至便携式油液监测装置并显示在人机交互界面对应车辆信息栏。Next step, log in to the smartphone oil data analysis system APP shown in Figure 2, enter the vehicle-oil correlation module, click on the interface "scan code" and scan the identification code on the construction machinery vehicle, that is, the PIN code to obtain the cloud vehicle information (vehicle number XUGA490AKLKA02736 , vehicle type: excavator, vehicle model: XE490DK, vehicle working time: 4010), click the vehicle information "import" on the smart phone vehicle-oil interface shown in Figure 2 to transmit the vehicle information to the portable oil monitoring device and display Corresponds to the vehicle information column in the human-computer interaction interface.
下一步，在便携式油液监测装置人机交互界面上手动录入油液信息(①油液类型：液压油、品牌规格：美孚DTE 25；②油液类型：重负荷车辆齿轮油、品牌规格：昆仑GL-585W-90)，完成车辆信息和油液信息的录入。In the next step, manually enter the oil information on the human-computer interaction interface of the portable oil monitoring device (①Oil type: hydraulic oil, brand specification: Mobil DTE 25; ②Oil type: heavy-duty vehicle gear oil, brand specification: Kunlun GL-585W-90), complete the entry of vehicle information and oil information.
下一步，连接进出油管，将进出油管放入现场待测液压油中，点击人机交互界面上的“油液全性能监测”。此时，继电器控制电磁阀和蠕动泵工作，监测液压油流经传感器，测试油液理化性能指标和污染磨损指标，传感器采集监测数据传输至单片机显示屏，显示测试数据(①液压油温度为26.6℃、运动粘度为70.17mm2/s、密度为0.839g/cm3、介电常数为2.226、相对湿度为16％、污染度等级为ISO等级19/18/17；②重负荷车辆齿轮油温度为45.6℃、运动粘度为182.6mm2/s、介电常数为3.815、密度为0.864g/cm3、相对湿度为100％、<40微米铁磁颗粒为158个、40-100微米铁磁颗粒数为86个、100-200微米铁磁颗粒为24个、200-400微米颗粒数为11个、400-800微米铁磁颗粒数为3个)，点击人机交互界面上“结束”停止测试。The next step is to connect the oil inlet and outlet pipes, put the oil inlet and outlet pipes into the on-site hydraulic oil to be tested, and click "full performance monitoring of oil" on the human-computer interaction interface. At this time, the relay controls the operation of the solenoid valve and the peristaltic pump, monitors the flow of hydraulic oil through the sensor, and tests the physical and chemical performance indicators of the oil and the pollution and wear indicators. ℃, the kinematic viscosity is 70.17mm2/s, the density is 0.839g/cm3, the dielectric constant is 2.226, the relative humidity is 16%, and the pollution level is ISO level 19/18/17; ②The temperature of heavy-duty vehicle gear oil is 45.6 ℃, kinematic viscosity is 182.6mm2/s, dielectric constant is 3.815, density is 0.864g/cm3, relative humidity is 100%, <40 micron ferromagnetic particles are 158, 40-100 micron ferromagnetic particles are 86 , 100-200 micron ferromagnetic particles are 24, 200-400 micron particles are 11, 400-800 micron ferromagnetic particles are 3), click "End" on the human-computer interaction interface to stop the test.
下一步，点击智能手机车-油关联界面上“接收监测数据”，智能手机通过蓝牙模块接收便携式油液监测装置采集的油液监测数据及油液信息。In the next step, click "Receive Monitoring Data" on the smart phone car-oil interface, and the smart phone will receive the oil monitoring data and oil information collected by the portable oil monitoring device through the Bluetooth module.
下一步，点击智能手机车-油关联界面上“生产数据文本”将油液监测数据、车辆信息、油液信息汇总融合生成txt文本，智能手机通过无线网络将数据上传至油液监测数据库。In the next step, click on the "production data text" on the smart phone vehicle-oil interface to summarize and fuse the oil monitoring data, vehicle information, and oil information to generate a txt text, and the smart phone uploads the data to the oil monitoring database through the wireless network.
下一步，数据甄选模块进行数据有效性识别，测试数据甄选结果为有效；如数据甄选结果为无效，智能手机油液数据分析系统APP弹出提示无效数据，用户重新进行测试。In the next step, the data selection module conducts data validity identification, and the test data selection result is valid; if the data selection result is invalid, the smart phone oil data analysis system APP pops up to prompt invalid data, and the user re-tests.
下一步，数据分析模块对监测数据进行分析，分析结果(包括但不限于)为：①“液压油状态正常”、②“重负荷车辆齿轮油水分含量超标，磨损超标；需更换新油，并检查齿轮箱零部件磨损状况”；分析结果保存至油液监测数据库，形成健康报告。In the next step, the data analysis module analyzes the monitoring data, and the analysis results (including but not limited to) are: ① "The state of the hydraulic oil is normal", ② "The moisture content of the heavy-duty vehicle gear oil exceeds the standard, and the wear exceeds the standard; new oil needs to be replaced, and Check the wear and tear of gearbox components”; the analysis results are saved to the oil monitoring database to form a health report.
下一步，点击智能手机油液数据分析系统“近期监测”模块下的“健康报告”查询测试油液健康报告。In the next step, click the "Health Report" under the "Recent Monitoring" module of the smart phone oil data analysis system to query and test the oil health report.
下一步，点击智能手机油液数据分析系统“智能分析”模块下的“趋势分析”，获取车辆编号XUGA490AKLKA02736的往期监测数据，通过嵌入的趋势预测算法获取下一阶段的液压油指标预测结果。In the next step, click "Trend Analysis" under the "Intelligent Analysis" module of the smartphone oil data analysis system to obtain the previous monitoring data of the vehicle number XUGA490AKLKA02736, and obtain the hydraulic oil index prediction results of the next stage through the embedded trend prediction algorithm.
下一步，点击智能手机油液数据分析系统“近期监测”模块下的“故障溯源”，获取车辆编号XUGA490AKLKA02736故障诊断信息。In the next step, click "Fault Trace" under the "Recent Monitoring" module of the smart phone oil data analysis system to obtain the fault diagnosis information of the vehicle number XUGA490AKLKA02736.
下一步，点击便携式油液监测装置人机交互界面上的“清洗”，蠕动泵反转测试液压油排除，监测结束。In the next step, click "cleaning" on the human-computer interaction interface of the portable oil monitoring device, and the peristaltic pump reverses to test the hydraulic oil removal, and the monitoring ends.
本实施例利用智能移动端扫码获取工程机械车辆信息，实现车辆信息与油液信息的关联，同时智能移动端读取监测数据上传油液信息至云端数据库，方便数据传输同时可实现车辆油液多信息融合分析，为监测信息定位及精准诊断提供便利。本发明的工程机械油液监测系统能够将数据甄选结果、数据分析结果发送并显示于智能移动端应用程序，指导维保人员开展后续工作，提升维保效率。In this embodiment, the intelligent mobile terminal is used to scan codes to obtain construction machinery vehicle information, and realize the association between vehicle information and oil information. At the same time, the intelligent mobile terminal reads the monitoring data and uploads the oil information to the cloud database, which facilitates data transmission and realizes vehicle oil information. Multi-information fusion analysis provides convenience for monitoring information positioning and accurate diagnosis. The construction machinery oil monitoring system of the present invention can send and display data selection results and data analysis results on the smart mobile application program, guide maintenance personnel to carry out follow-up work, and improve maintenance efficiency.
本领域内的技术人员应明白，本申请的实施例可提供为方法、系统、或计算机程序产品。因此，本申请可采用完全硬件实施例、完全软件实施例、或结合软件和硬件方面的实施例的形式。而且，本申请可采用在一个或多个其中包含有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器、CD-ROM、光学存储器等)上实施的计算机程序产品的形式。Those skilled in the art should understand that the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.
本申请是参照根据本申请实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器，使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。The present application is described with reference to flowcharts and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the present application. It should be understood that each procedure and/or block in the flowchart and/or block diagram, and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中，使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品，该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上，使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理，从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和变形，这些改进和变形也应视为本发明的保护范围。The above is only a preferred embodiment of the present invention, and it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. It should also be regarded as the protection scope of the present invention.
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