WO2022083152A1 - 车辆远程诊断***及其方法 - Google Patents

车辆远程诊断***及其方法 Download PDF

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Publication number
WO2022083152A1
WO2022083152A1 PCT/CN2021/101471 CN2021101471W WO2022083152A1 WO 2022083152 A1 WO2022083152 A1 WO 2022083152A1 CN 2021101471 W CN2021101471 W CN 2021101471W WO 2022083152 A1 WO2022083152 A1 WO 2022083152A1
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diagnosis
lower computer
computer
vehicle
pin
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PCT/CN2021/101471
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English (en)
French (fr)
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王伟
蔡继业
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上海星融汽车科技有限公司
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Priority to CA3168562A priority Critical patent/CA3168562A1/en
Publication of WO2022083152A1 publication Critical patent/WO2022083152A1/zh

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods

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  • the invention belongs to the technical field of vehicle diagnosis, and in particular relates to a vehicle remote diagnosis system and a method thereof.
  • the vehicle diagnostic equipment can monitor the operating conditions of the engine, automatic transmission and other automotive electronic systems in real time. Once the system fails, it will issue a corresponding fault code, such as the failure of the three-way catalytic converter of the vehicle exhaust emission system, resulting in the exhaust gas exceeding the standard. , the system will issue a warning immediately. Diagnosis in a broad sense includes state monitoring, troubleshooting, performance prediction, etc., and is an important part of automotive electronic technology.
  • the diagnostic equipment In the traditional diagnosis method, the diagnostic equipment should be inserted into the OBD interface of the vehicle so that the data can be read directly.
  • the labor cost of senior technicians in the auto repair industry is getting higher and higher, and the investment cost of the replacement of automobile diagnostic equipment is gradually rising. Due to factors such as labor cost, vehicle type, distance, etc., when the vehicle is not installed with vehicle diagnostic equipment or fails to diagnose equipment failure, the user cannot obtain the vehicle's fault information and fault solutions, and cannot solve the vehicle's driving fault in time.
  • the present invention adopts the following technical solutions:
  • a vehicle remote diagnosis system including:
  • a first lower computer for connecting with the OBD port of the vehicle to be diagnosed, the first lower computer is located on the side to be diagnosed;
  • the cloud is used to transparently transmit bidirectional data to the first lower computer and the second lower computer;
  • the first subordinate computer obtains the definition of each pin of the OBD port of the diagnosed vehicle, and sends the definition of each pin to the second subordinate computer through the cloud; the second subordinate computer obtains the definition of each pin from the cloud. Receive the definition of each pin, and perform pin simulation according to the definition of each pin; the diagnostic equipment receives the diagnostic instruction of the diagnostic personnel, and sends the corresponding diagnostic command to the second lower computer according to the diagnostic instruction; The second lower computer receives the diagnosis command and sends it to the first lower computer through the cloud; the first lower computer receives the diagnosis command and sends it to the OBD of the vehicle to be diagnosed port; the first subordinate computer receives feedback data from the OBD port of the diagnosed vehicle, and sends it to the second subordinate computer via the cloud; the second subordinate computer receives the feedback data and sends to the diagnosis device; the diagnosis device receives the feedback data and performs diagnosis according to the feedback data.
  • a vehicle remote diagnosis method comprising:
  • the first subordinate computer obtains the definition of each pin of the OBD port of the diagnosed vehicle, and sends the definition of each pin to the second subordinate computer through the cloud;
  • the second lower computer receives the definition of each pin from the cloud, and performs pin simulation according to the definition of each pin;
  • the diagnostic equipment receives the diagnostic instruction of the diagnostic personnel, and sends the corresponding diagnostic instruction to the second lower computer according to the diagnostic instruction;
  • the second lower computer receives the diagnosis command, and sends it to the first lower computer through the cloud;
  • the first lower computer receives the diagnosis command and sends it to the OBD port of the diagnosed vehicle;
  • the first lower computer receives feedback data from the OBD port of the diagnosed vehicle, and sends it to the second lower computer via the cloud;
  • the second lower computer receives the feedback data and sends it to the diagnosis device;
  • the diagnostic device receives the feedback data, and performs diagnosis according to the feedback data
  • the first lower computer is used to connect with the OBD port of the vehicle to be diagnosed, and it is located on the side to be diagnosed; the second lower computer and the diagnosis equipment are located on the diagnosis side, and the second lower computer and the diagnosis equipment are located on the diagnosis side.
  • the protocol of the second lower computer is the same as that of the first lower computer; the cloud is used for two-way data transparent transmission to the first lower computer and the second lower computer.
  • the present invention can be used by the diagnosing personnel on the diagnosing side to use the diagnosing equipment to diagnose the vehicle to be diagnosed on the side being diagnosed, or for the diagnosing personnel to remotely control the diagnosing equipment on the diagnosing side to diagnose the vehicle being diagnosed on the side being diagnosed, without the need for Buy high-end expensive diagnostic equipment, when the vehicle is not installed with diagnostic equipment or when the diagnostic equipment is faulty, the vehicle can be diagnosed and maintained through diagnostic equipment of different brands from various manufacturers.
  • the operation is simple and convenient, and is not limited by equipment, time and place.
  • Embodiment 1 is a schematic structural diagram of Embodiment 1 of the present invention.
  • Embodiment 2 is a schematic structural diagram of Embodiment 2 of the present invention.
  • Figure 3 is a flow chart of the present invention.
  • an embodiment of the present specification provides a vehicle remote diagnosis system, including a first lower computer (VCI) 110 , a second lower computer (VCI) 120 , a diagnosis device 130 and a cloud 140 .
  • VCI first lower computer
  • VCI second lower computer
  • the first lower computer 110 is located on the side to be diagnosed, and is used to connect with the OBD port 21 of the vehicle to be diagnosed.
  • the second lower computer 120 and the diagnosis device 130 are located on the diagnosis side, the second lower computer 120 is connected to the diagnosis device 130 , and the protocol of the second lower computer 120 and the first lower computer 110 is the same.
  • the diagnostic equipment 130 can be diagnostic equipment of different brands of various manufacturers, and is composed of a third-party diagnostic instrument SVCI (Service VCI) and a host computer.
  • the second lower computer 120 is connected to the third-party diagnostic instrument SVCI through a wire harness.
  • the third-party diagnostic instrument SVCI uses wireless
  • the host computer is connected to the host computer by means of bluetooth, and the host computer adopts a laptop or tablet computer.
  • the cloud 140 is used to transparently transmit bidirectional data to the first lower computer 110 and the second lower computer 120 .
  • Data transparent transmission is transparent transmission, which means that the data does not change in any form during the wireless transmission process, as if the transmission process is transparent, and at the same time ensures the quality of the transmission, and goes to the final recipient intact.
  • the realization of data transparent transmission mainly relies on the power of wireless transparent transmission modules, such as Bluetooth, WiFi, ZigBee and other wireless transmission technologies with obvious advantages, which rely on the first lower computer 110, the second lower computer 120 and the Bluetooth module on the cloud 140 , WiFi module or ZigBee module can realize that the length and content of the data of the sender and the receiver are exactly the same, without any processing of the data, which is equivalent to a data line or serial line.
  • the diagnostic process of the system of the present invention is as follows:
  • the first subordinate computer 110 obtains the definition of each pin of the OBD port 21 of the diagnosed vehicle, and sends the definition of each pin to the second subordinate computer 120 via the cloud 140 .
  • the pin definition includes pin number, communication type and baud rate, which can be obtained through the voltage of each pin of OBD port 21 to obtain each pin definition. User input.
  • the second lower computer 120 receives each pin definition from the cloud 140, and performs pin simulation according to each pin definition. Since the protocol of the second subordinate computer 120 and the first subordinate computer 110 is the same, after receiving the definition of each pin, the second subordinate computer 120 subscribes to each other to perform pin simulation.
  • the upper computer of the diagnosis device 130 receives the diagnosis instruction of the diagnosing personnel, and according to the diagnosis instruction, the SVCI sends the corresponding diagnosis command to the second lower computer 120 .
  • the second lower computer 120 receives the diagnosis command and sends it to the first lower computer 110 via the cloud 140 .
  • the first lower computer 110 receives the diagnosis command and sends it to the OBD port 21 of the vehicle to be diagnosed.
  • the first lower computer 110 receives the feedback data from the OBD port 21 of the diagnosed vehicle, and sends the feedback data to the second lower computer 120 via the cloud 140 .
  • the second lower computer 120 receives the feedback data and sends it to the SVCI of the diagnosis device 130 .
  • the SVCI of the diagnosis device 130 receives the feedback data, and the upper computer performs diagnosis according to the feedback data.
  • an embodiment of the present specification further provides a method for remote diagnosis of a vehicle, including:
  • the first subordinate computer 110 acquires the definition of each pin of the OBD port 21 of the vehicle to be diagnosed, and sends the definition of each pin to the second subordinate computer 120 via the cloud 140 .
  • the pin definition includes pin number, communication type and baud rate, which can be obtained through the voltage of each pin of OBD port 21 to obtain each pin definition. User input.
  • the second lower computer 120 receives each pin definition from the cloud 140, and performs pin simulation according to each pin definition.
  • the diagnosis device 130 receives the diagnosis instruction from the diagnosing personnel, and according to the diagnosis instruction, the SVCI sends the corresponding diagnosis instruction to the second lower computer 120 .
  • the second lower computer 120 receives the diagnosis command, and sends it to the first lower computer 110 via the cloud 140 .
  • the first lower computer 110 receives the diagnosis command, and sends it to the OBD port 21 of the vehicle to be diagnosed.
  • the first lower computer 110 receives the feedback data from the OBD port 21 of the diagnosed vehicle, and sends the feedback data to the second lower computer 120 via the cloud 140 .
  • the second lower computer 120 receives the feedback data, and sends it to the SVCI of the diagnosis device 130 .
  • the diagnosis device 130 receives the feedback data, and the upper computer performs diagnosis according to the feedback data.
  • the first lower computer 110 is used to connect with the OBD port 21 of the vehicle to be diagnosed, and it is located on the side to be diagnosed, the second lower computer 120 and the diagnosis equipment 130 are located on the diagnosis side, and the second lower computer 120 is connected with the diagnosis equipment 130,
  • the protocol of the second lower computer 120 and the first lower computer 110 are the same. Since the second lower computer 120 and the first lower computer 110 have the same protocol, after the second lower computer 120 receives the definition of each pin, the two Subscribing to perform pin simulation, and the cloud 140 is used to transparently transmit bidirectional data to the first lower computer 110 and the second lower computer 120 .
  • the diagnostic device 130 is composed of a third-party diagnostic instrument SVCI and a host computer.
  • the second lower computer 120 is connected to the third-party diagnostic instrument SVCI through a wire harness.
  • the third-party diagnostic instrument SVCI is connected to the host computer in a wireless manner, such as Bluetooth, and the host computer uses a laptop computer. Or a tablet.
  • the diagnostic instruction is input to the upper computer of the diagnostic device 130 by the diagnostic personnel from the diagnostic side.
  • the diagnostic personnel inputs diagnostic commands to the upper computer of the diagnostic device 130 on the diagnosis side, and the SVCI sends the corresponding diagnostic commands to the OBD port 21 via the second lower computer 120 , the cloud 140 , and the first lower computer 110 .
  • the first lower computer 110 receives the feedback data from the OBD port 21, and sends the feedback data to the upper computer of the diagnosis device 130 through the cloud 140 and the second lower computer 120.
  • the upper computer conducts diagnosis according to the feedback data, and the diagnostic personnel on the diagnosis side
  • the diagnosis results can be viewed on the host computer, and further diagnosis and maintenance of the vehicle can be performed according to the diagnosis results.
  • a remote control terminal 150 is also set on the side to be diagnosed, which is used to remotely control the diagnosis device 130.
  • the diagnosis instruction is determined by the diagnosis A person inputs the remote control terminal 150 from the side to be diagnosed, and the remote control terminal 150 sends a diagnostic instruction to the diagnostic device 130 in a remote control manner.
  • the diagnostic personnel inputs a diagnostic instruction to the remote control terminal 150 on the side being diagnosed, and the diagnostic instruction is sent by the remote control terminal 150 to the upper computer of the diagnostic device 130 , and the SVCI of the diagnostic device 130 passes through the second lower computer 120 , the cloud 140, and the first lower computer 110 send the corresponding diagnostic commands to the OBD port 21, and the first lower computer 110 receives feedback data from the OBD port 21, and sends the feedback data to the cloud 140 and the second lower computer 120 through the cloud 140.
  • the upper computer of the diagnostic device 130, the upper computer performs diagnosis according to the feedback data, and the diagnostic personnel on the diagnosed side can view the diagnosis results on the upper computer through the remote control terminal 150, and further diagnose and maintain the vehicle according to the diagnosis results.
  • the remote control terminal 150 is a notebook computer or a tablet computer.
  • Remote control programs such as teamview client program or sunflower client program
  • a third-party remote control platform can also be used. , such as teamview cloud or sunflower cloud, to realize remote control.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)

Abstract

一种车辆远程诊断***，包括：用于与被诊断车辆的OBD口（21）连接的第一下位机（110），第一下位机（110）位于被诊断侧；位于诊断侧的第二下位机（120）以及诊断设备（130），第二下位机（120）与诊断设备（130）连接，第二下位机（120）与第一下位机（110）的协议相同；云端（140），用于对第一下位机（110）以及第二下位机（120）进行双向数据透传。

Description

车辆远程诊断***及其方法 技术领域
本发明属于车辆诊断技术领域，尤其涉及一种车辆远程诊断***及其方法。
背景技术
车辆诊断设备可以对发动机、自动变速箱等汽车电子***的运行状况实时监控，一旦***发生故障，会发出相应的故障代码，比如汽车尾气排放***的三元催化器失效，导致尾气超标，一旦发生，***会马上发出警示。广义的诊断包括状态监控、故障排查、性能预测等方面，是汽车电子技术的重要组成部分。
传统诊断方式要将诊断设备插在车辆OBD接口中以便于直接读取数据，如今汽修行业高级技术人员人力成本越来越高，汽车诊断设备更新换代投入成本也逐渐攀升，汽车诊断受到设备成本、人力成本、汽车类别、距离等因素限制，当汽车中没有安装车辆诊断设备或者诊断设备故障时，用户无法获取汽车的故障信息和故障解决方案，无法及时解决汽车的行车故障。除此以外，大多数用户或者汽车维修店只会购置一些中低端汽车诊断设备来满足基本的日常维修需求，但普通的诊断设备在功能和支持的汽车型号范围上都有诸多限制，如高端车系、在线编程、特殊功能等，当遇到这类服务时只能被迫放弃。
发明内容
基于此，针对上述技术问题，提供一种车辆远程诊断***及其方法。
为解决上述技术问题，本发明采用如下技术方案：
一方面，提供一种车辆远程诊断***，包括：
用于与被诊断车辆的OBD口连接的第一下位机，所述第一下位机位于被诊断侧；
位于诊断侧的第二下位机以及诊断设备，所述第二下位机与所述诊断设备连接，所述第二下位机与第一下位机的协议相同；
云端，用于对所述第一下位机以及第二下位机进行双向数据透传；
所述第一下位机获取所述被诊断车辆的OBD口各针脚定义，并经所述云端将所述各针脚定义发送给所述第二下位机；所述第二下位机从所述云端接收所述各针脚定义，并根据所述各针脚定义进行引脚模拟；所述诊断设备接收诊断人员的诊断指令，并根据所述诊断指令将相应的诊断命令发送给所述第二下位机；所述第二下位机接收所述诊断命令，并经所述云端发送给所述第一下位机；所述第一下位机接收所述诊断命令，并发送给所述被诊断车辆的OBD口；所述第一下位机从所述被诊断车辆的OBD口接收反馈数据，并经所述云端发送给所述第二下位机；所述第二下位机接收所述反馈数据，并发送给所述诊断设备；所述诊断设备接收所述反馈数据，并根据所述反馈数据进行诊断。
另一方面，提供一种车辆远程诊断方法，包括：
第一下位机获取被诊断车辆的OBD口各针脚定义，并经云端将所述各针脚定义发送给第二下位机；
所述第二下位机从所述云端接收所述各针脚定义，并根据所述各针脚定义进行引 脚模拟；
诊断设备接收诊断人员的诊断指令，并根据所述诊断指令将相应的诊断命令发送给所述第二下位机；
所述第二下位机接收所述诊断命令，并经所述云端发送给所述第一下位机；
所述第一下位机接收所述诊断命令，并发送给所述被诊断车辆的OBD口；
所述第一下位机从所述被诊断车辆的OBD口接收反馈数据，并经所述云端发送给所述第二下位机；
所述第二下位机接收所述反馈数据，并发送给所述诊断设备；
所述诊断设备接收所述反馈数据，并根据所述反馈数据进行诊断；
其中，所述第一下位机用于与被诊断车辆的OBD口连接，其位于被诊断侧；所述第二下位机以及诊断设备位于诊断侧，所述第二下位机与所述诊断设备连接，所述第二下位机与第一下位机的协议相同；所述云端用于对所述第一下位机以及第二下位机进行双向数据透传。
本发明可以供诊断人员在诊断侧使用诊断设备对被诊断侧的被诊断车辆进行诊断，或者供诊断人员在被诊断侧远程控制诊断侧的诊断设备对被诊断侧的被诊断车辆进行诊断，无需购买高端昂贵诊断设备，在车辆没有安装诊断设备或者诊断设备故障时，均可通过各厂家不同品牌的诊断设备对车辆进行诊断维修，操作简单方便，不受设备、时间、地点的限制。
附图说明
下面结合附图和具体实施方式本发明进行详细说明：
图1为本发明实施例1的结构示意图；
图2为本发明实施例2的结构示意图；
图3为本发明的流程图。
具体实施方式
如图1以及图2所示，本说明书实施例提供一种车辆远程诊断***，包括第一下位机(VCI)110、第二下位机(VCI)120、诊断设备130以及云端140。
第一下位机110位于被诊断侧，用于与被诊断车辆的OBD口21连接。
第二下位机120和诊断设备130位于诊断侧，第二下位机120与诊断设备130连接，第二下位机120与第一下位机110的协议相同。
诊断设备130可以为各厂家不同品牌的诊断设备，由第三方诊断仪SVCI(Service VCI)以及上位机构成，第二下位机120通过线束与第三方诊断仪SVCI连接，第三方诊断仪SVCI以无线的方式连接上位机，如蓝牙，上位机采用笔记本电脑或者平板电脑。
云端140用于对第一下位机110以及第二下位机120进行双向数据透传。
数据透传即透明传送，是指数据在无线传输过程中，数据不发生任何形式的改变，仿佛传输过程是透明的一样，同时保证传输的质量，原封不动地到了最终接收者手里。实现数据透传主要是借助了无线透传模块的力量，比如蓝牙、WiFi、ZigBee等优势明显的无线传输技术，依赖于第一下位机110、第二下位机120以及云端140上的蓝牙模块、WiFi模块或者 ZigBee模块可实现发送方和接收方数据的长度和内容完全一致，不需对数据做任何处理，相当于一条数据线或者串口线。
本发明***的诊断过程如下：
1、第一下位机110获取被诊断车辆的OBD口21各针脚定义，并经云端140将各针脚定义发送给第二下位机120。
其中，针脚定义包括针脚号、通讯类型以及波特率，其可以通过OBD口21各针脚的电压，获取各针脚定义，当然，在被诊断侧用户预先知道各针脚定义的情况下，也可以由用户输入。
2、第二下位机120从云端140接收各针脚定义，并根据各针脚定义进行引脚模拟。由于第二下位机120与第一下位机110的协议相同，故第二下位机120在接收到各针脚定义后，两者相互订阅，从而进行引脚模拟。
3、诊断设备130的上位机接收诊断人员的诊断指令，并根据诊断指令由SVCI将相应的诊断命令发送给第二下位机120。
4、第二下位机120接收诊断命令，并经云端140发送给第一下位机110。
5、第一下位机110接收诊断命令，并发送给被诊断车辆的OBD口21。
6、第一下位机110从被诊断车辆的OBD口21接收反馈数据，并经云端140发送给第二下位机120。
7、第二下位机120接收反馈数据，并发送给诊断设备130的SVCI。
8、诊断设备130的SVCI接收反馈数据，并由上位机根据反馈数据进行诊断。
基于同一发明构思，如图3所示，本说明书实施例还提供一种车辆远程诊断方法，包括：
S101、第一下位机110获取被诊断车辆的OBD口21各针脚定义，并经云端140将各针脚定义发送给第二下位机120。
其中，针脚定义包括针脚号、通讯类型以及波特率，其可以通过OBD口21各针脚的电压，获取各针脚定义，当然，在被诊断侧用户预先知道各针脚定义的情况下，也可以由用户输入。
S102、第二下位机120从云端140接收各针脚定义，并根据各针脚定义进行引脚模拟。
S103、诊断设备130接收诊断人员的诊断指令，并根据诊断指令由SVCI将相应的诊断命令发送给第二下位机120。
S104、第二下位机120接收诊断命令，并经云端140发送给第一下位机110。
S105、第一下位机110接收诊断命令，并发送给被诊断车辆的OBD口21。
S106、第一下位机110从被诊断车辆的OBD口21接收反馈数据，并经云端140发送给第二下位机120。
S107、第二下位机120接收反馈数据，并发送给诊断设备130的SVCI。
S108、诊断设备130接收反馈数据，并由上位机根据反馈数据进行诊断。
其中，第一下位机110用于与被诊断车辆的OBD口21连接，其位于被诊断侧，第二下位机120以及诊断设备130位于诊断侧，第二下位机120与诊断设备130连接，第二下位机120与第一下位机110的协议相同，由于第二下位机120与第一下位机110的协议相同，故第二下 位机120在接收到各针脚定义后，两者相互订阅，从而进行引脚模拟，云端140用于对第一下位机110以及第二下位机120进行双向数据透传。
诊断设备130由第三方诊断仪SVCI以及上位机构成，第二下位机120通过线束与第三方诊断仪SVCI连接，第三方诊断仪SVCI以无线的方式连接上位机，如蓝牙，上位机采用笔记本电脑或者平板电脑。
实施例1
如图1所示，在本实施例中，诊断指令由诊断人员从诊断侧输入诊断设备130的上位机。
在实际应用场景中，诊断人员在诊断侧，向诊断设备130的上位机输入诊断指令，SVCI经第二下位机120、云端140、第一下位机110将相应的诊断命令发送给OBD口21，第一下位机110从OBD口21接收反馈数据，并经云端140、第二下位机120将反馈数据发送给诊断设备130的上位机，上位机根据反馈数据进行诊断，诊断侧的诊断人员可以在上位机上查看诊断结果，并根据诊断结果对车辆进行进一步诊断维修。
实施例2
如图2所示，在本实施例中，与实施例1的不同点在于，在被诊断侧还设置了远程控制终端150，用于对诊断设备130进行远程控制，相应地，诊断指令由诊断人员从被诊断侧输入远程控制终端150，并由该远程控制终端150以远程控制的方式将诊断指令发送给诊断设备130。
在实际应用场景中，诊断人员在被诊断侧，向远程控制终端150输入诊断指令，该诊断指令被远程控制终端150发送给诊断设备130的上位机，诊断设备130的SVCI经第二下位机120、云端140、第一下位机110将相应的诊断命令发送给OBD口21，第一下位机110从OBD口21接收反馈数据，并经云端140、第二下位机120将反馈数据发送给诊断设备130的上位机，上位机根据反馈数据进行诊断，被诊断侧的诊断人员可以可以通过远程控制终端150查看上位机上的诊断结果，并根据诊断结果对车辆进行进一步诊断维修。
其中，远程控制终端150为笔记本电脑或者平板电脑。
远程控制终端150和诊断设备130的上位机上均可以安装远程控制程序，如teamview客户端程序或者向日葵客户端程序，实现远程控制终端150对上位机的远程控制，当然也可以借助第三方远程控制平台，如teamview云或者向日葵云，实现远程控制。
但是，本技术领域中的普通技术人员应当认识到，以上的实施例仅是用来说明本发明，而并非用作为对本发明的限定，只要在本发明的实质精神范围内，对以上所述实施例的变化、变型都将落在本发明的权利要求书范围内。

Claims (10)

  1. 一种车辆远程诊断***，其特征在于，包括：
    用于与被诊断车辆的OBD口连接的第一下位机，所述第一下位机位于被诊断侧；
    位于诊断侧的第二下位机以及诊断设备，所述第二下位机与所述诊断设备连接，所述第二下位机与第一下位机的协议相同；
    云端，用于对所述第一下位机以及第二下位机进行双向数据透传；
    所述第一下位机获取所述被诊断车辆的OBD口各针脚定义，并经所述云端将所述各针脚定义发送给所述第二下位机；所述第二下位机从所述云端接收所述各针脚定义，并根据所述各针脚定义进行引脚模拟；所述诊断设备接收诊断人员的诊断指令，并根据所述诊断指令将相应的诊断命令发送给所述第二下位机；所述第二下位机接收所述诊断命令，并经所述云端发送给所述第一下位机；所述第一下位机接收所述诊断命令，并发送给所述被诊断车辆的OBD口；所述第一下位机从所述被诊断车辆的OBD口接收反馈数据，并经所述云端发送给所述第二下位机；所述第二下位机接收所述反馈数据，并发送给所述诊断设备；所述诊断设备接收所述反馈数据，并根据所述反馈数据进行诊断。
  2. 根据权利要求1所述的一种车辆远程诊断***，其特征在于，所述所述第一下位机获取所述被诊断车辆的OBD口各针脚定义，进一步包括：
    通过所述OBD口各针脚的电压，获取各针脚定义。
  3. 根据权利要求2所述的一种车辆远程诊断***，其特征在于，所述诊断指令由所述诊断人员从所述诊断侧输入所述诊断设备。
  4. 根据权利要求2所述的一种车辆远程诊断***，其特征在于，还包括位于所述被诊断侧的远程控制终端，用于对所述诊断设备进行远程控制；
    所述诊断指令由所述诊断人员从所述被诊断侧输入所述远程控制终端，并由该远程控制终端发送给所述诊断设备。
  5. 根据权利要求3或4所述的一种车辆远程诊断***，其特征在于，所述远程控制终端为笔记本电脑或者平板电脑。
  6. 一种车辆远程诊断方法，其特征在于，包括：
    第一下位机获取被诊断车辆的OBD口各针脚定义，并经云端将所述各针脚定义发送给第二下位机；
    所述第二下位机从所述云端接收所述各针脚定义，并根据所述各针脚定义进行引脚模拟；
    诊断设备接收诊断人员的诊断指令，并根据所述诊断指令将相应的诊断命令发送给所述第二下位机；
    所述第二下位机接收所述诊断命令，并经所述云端发送给所述第一下位机；
    所述第一下位机接收所述诊断命令，并发送给所述被诊断车辆的OBD口；
    所述第一下位机从所述被诊断车辆的OBD口接收反馈数据，并经所述云端发送给所述第二下位机；
    所述第二下位机接收所述反馈数据，并发送给所述诊断设备；
    所述诊断设备接收所述反馈数据，并根据所述反馈数据进行诊断；
    其中，所述第一下位机用于与被诊断车辆的OBD口连接，其位于被诊断侧；所述第二下位机以及诊断设备位于诊断侧，所述第二下位机与所述诊断设备连接，所述第二下位机与 第一下位机的协议相同；所述云端用于对所述第一下位机以及第二下位机进行双向数据透传。
  7. 根据权利要求6所述的一种车辆远程诊断方法，其特征在于，所述第一下位机获取所述被诊断车辆的OBD口各针脚定义，进一步包括：
    通过所述OBD口各针脚的电压，获取各针脚定义。
  8. 根据权利要求7所述的一种车辆远程诊断方法，其特征在于，所述诊断指令由所述诊断人员从所述诊断侧输入所述诊断设备。
  9. 根据权利要求7所述的一种车辆远程诊断方法，其特征在于，所述诊断指令由所述诊断人员从所述被诊断侧输入远程控制终端，并由该远程控制终端发送给所述诊断设备；
    所述远程控制终端位于所述被诊断侧，用于对所述诊断设备进行远程控制。
  10. 根据权利要求8或9所述的一种车辆远程诊断方法，其特征在于，所述远程控制终端为笔记本电脑或者平板电脑。
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