CN218098324U

CN218098324U - Electric automobile's testing arrangement and electric automobile

Info

Publication number: CN218098324U
Application number: CN202221615827.XU
Authority: CN
Inventors: 徐振泽; 尹成峰; 谢景瑱
Original assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-12-20
Anticipated expiration: 2032-06-24

Abstract

The embodiment of the application provides an electric automobile's testing arrangement and electric automobile, an electric automobile's testing arrangement includes: the main machine comprises a communication unit and a processor connected with the communication unit, the communication unit comprises a plurality of different communication interfaces and a protocol converter connected with the communication interfaces, the protocol converter is in communication connection with the processor, and the plurality of different communication interfaces are used for being in pluggable connection with different finished automobile test data output buses; and the display component is connected with the host. The electric vehicle includes: the electric automobile testing device comprises a plurality of controllers, a plurality of whole automobile testing data output buses connected with the controllers and the electric automobile testing device. The electric automobile testing device can be compatible with buses with different communication protocols on the electric automobile.

Description

Electric automobile's testing arrangement and electric automobile

Technical Field

The embodiment of the application relates to the field of automobiles, in particular to an electric automobile testing device and an electric automobile.

Background

With the rapid development of the whole vehicle technology of new energy vehicles, newly developed vehicle types have more and more functions and are more and more complex, and higher requirements are put forward on a display system. The mule vehicle verification stage is the first verification of a new energy vehicle of a new vehicle type, and the main verification aims at the main functions and performances of power, a chassis, a brake and a steering. According to the entire vehicle development plan, software and hardware of the information display system of the vehicle are not developed yet, and because the types of communication protocols of communication buses from chassis, power, vehicle body domains and the like are different, how to improve the compatibility of the test device becomes a problem to be faced.

The testing device of the commonly used electric automobile can only adapt to a single communication protocol, the compatibility is poor, if a plurality of parameters need to be monitored, a plurality of testing devices are needed, the safety in the automobile is influenced, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a testing device for an electric automobile and the electric automobile, which can be compatible with buses with different communication protocols on the electric automobile.

One aspect of the embodiments of the present application provides a testing apparatus for an electric vehicle, the electric vehicle including a complete vehicle test data output bus, the testing apparatus including:

the host comprises a communication unit and a processor connected with the communication unit, the communication unit comprises a plurality of different communication interfaces and a protocol converter connected with the communication interfaces, the protocol converter is in communication connection with the processor, and the plurality of different communication interfaces are used for being connected with different finished automobile test data output buses in a pluggable manner;

the display component is connected with the host;

the protocol converter is used for carrying out protocol conversion on the whole vehicle test data received by the communication interface and sending the data after the protocol conversion to the processor, the processor is used for processing the data after the protocol conversion to generate image data and sending the image data to the display assembly, and the display assembly is used for displaying images according to the image data.

Optionally, the electric vehicle includes a vehicle battery, the host further includes a power interface connected to the vehicle battery and a power adapter connected to the power interface, the processor and the communication unit are both connected to the power adapter, and the power adapter is configured to convert electric energy of the vehicle battery and supply power to the processor and the communication unit.

Optionally, the plurality of different communication interfaces includes at least two or more of a CAN interface, a Lin interface, and a FlexRay interface.

Optionally, the host includes a first data interaction interface and a second data interaction interface, the first data interaction interface is connected to the user input operation device, receives an instruction input by a user through the user input operation device, and selects one of a plurality of preset display modes as a to-be-displayed mode according to the instruction; and the second data interaction interface is connected with the display component and sends the mode to be displayed to the display component.

Optionally, the communication unit includes a gateway connected to the protocol converter, and the gateway is communicatively connected to the processor through a local area network of the electric vehicle.

Another aspect of the embodiments of the present application provides an electric vehicle, including:

a plurality of controllers;

the plurality of finished automobile test data output buses are connected with the plurality of controllers; and

the testing device for the electric vehicle according to any one of the above aspects.

Optionally, the electric vehicle comprises a general data processor, the processor of the testing device is connected with the general data processor, and is connected with the display component through the general data processor.

Optionally, the electric vehicle includes a vehicle steering wheel, a cover plate located below the vehicle steering wheel, and a front windshield, and the main body is detachably fixed to an inner side of the cover plate.

Optionally, the electric vehicle includes a vehicle steering wheel, a cover plate located below the vehicle steering wheel, and a front windshield, and the display assembly is detachably fixed to an inner side of the front windshield in front of the vehicle steering wheel.

Optionally, the electric vehicle includes a vehicle steering wheel, and the host and the display assembly are both located on a side of the vehicle steering wheel near a vehicle door.

The utility model provides an electric automobile's testing arrangement receives the vehicle test data of the different bus transmission of communication protocol on the electric automobile through a plurality of different communication interfaces to through the protocol converter on the interface and the treater on the host computer, realize the protocol conversion and the processing of data, finally show through the display module, so only need single testing arrangement, can be compatible electric automobile goes up the different bus of communication protocol, in order to reach the purpose that test navigating mate can monitor the data in the vehicle test process in real time.

Drawings

Fig. 1 is a schematic view of a testing device of an electric vehicle according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a hardware architecture of a host of the electric vehicle according to the embodiment shown in FIG. 1;

FIG. 3 is a schematic diagram of a display image of a display module of the electric vehicle shown in FIG. 1;

FIG. 4 is a schematic view illustrating an installation of a display module of a testing apparatus for an electric vehicle according to an embodiment of the present application;

fig. 5 is a schematic view illustrating installation of a main unit of the testing apparatus of the electric vehicle of the embodiment shown in fig. 4.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used in the embodiments of the present application should have the ordinary meaning as understood by those having ordinary skill in the art to which the present application belongs. The terms "first," "second," and the like, as used in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed after "comprises" or "comprising" is inclusive of the element or item listed after "comprising" or "comprises", and the equivalent thereof, and does not exclude additional elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The development process of an electric automobile, the test to the vehicle is indispensable, along with the development of technique, electric automobile's new function is more and more, how to make the driving test personnel obtain the relevant information of test especially important in vehicle test, consequently need go information, vehicle data, the functional information to test vehicle in the test process and need carry out analysis and real-time display, if these information can't show and report to the police, warn, will cause the threat to test personnel's safety of traveling, even the accident appears. Fig. 1 is a schematic diagram of a testing apparatus 1 of an electric vehicle according to an embodiment of the present application, and fig. 2 is a schematic diagram of a hardware architecture of the electric vehicle according to the embodiment shown in fig. 1. The application provides a testing device 1 of an electric automobile, which comprises a host 11 and a display component 12 connected with the host 11. Referring to fig. 1 and 2, the host 11 includes a communication unit 13 and a processor 14 connected to the communication unit 13, the communication unit 13 includes a plurality of different communication interfaces 131 and a protocol converter 132 connected to the communication interfaces 131, the protocol converter 132 is communicatively connected to the processor 14, the plurality of different communication interfaces 131 are configured to be pluggable connected to different vehicle test data output buses 15, the protocol converter 132 is configured to perform protocol conversion on vehicle test data received by the communication interfaces 131 and send the protocol-converted data to the processor 14, the processor 14 is configured to process the protocol-converted data to generate image data and send the image data to the display component 12, and the display component 12 is configured to display an image according to the image data. A plurality of different communication interfaces 131 are provided for pluggable connection to different vehicle test data output buses 15.

Referring to fig. 2, in some embodiments, the plurality of different communication interfaces 131 are communication interfaces 131 adapted to a plurality of different communication protocols, and include a first-type communication interface 1311, a second-type communication interface 1312, and a third-type communication interface 1313, and the protocol converter 132 is configured to perform protocol conversion on the vehicle test data received by the first-type communication interface 1311, the second-type communication interface 1312, and the third-type communication interface 1313, so that compatibility with buses with different communication protocols on the electric vehicle can be achieved. In some embodiments, the different complete vehicle test data output buses 15 are complete vehicle test data output buses 15 with different communication protocols included in one electric vehicle to be tested, and in the embodiment shown in fig. 2, the complete vehicle test data output buses 15 can be divided into a first type bus 151, a second type bus 152 and a third type bus 153 according to different communication protocol types, because the testing device 1 of the present application employs a first type communication interface 1311, a second type communication interface 1312 and a third type communication interface 1313 which are configured on the communication unit 13 and are adapted to the buses of the three types of communication protocols, and a protocol converter 132 adapted to different communication protocols, the processor 14 can process the test data of the different communication protocols, the processed data is generated by the processor 14 into image data, and then the image data is sent to the display component 12, and the image data is converted from the complete vehicle test data, so that the running condition of the vehicle during the testing process can be clearly and intuitively displayed. In some embodiments, communication protocols applicable to the different communication interfaces 131 in the present application include CAN \ Lin \ FlexRay, and the plurality of communication interfaces 131 at least include two or more of CAN interfaces, lin interfaces, and FlexRay interfaces, so that it CAN be ensured that all entire vehicle test data buses are connected to the host 11. In other embodiments, multiple communication interfaces 131 may be provided for each communication protocol.

The electric automobile testing device 1 receives vehicle testing data transmitted by buses with different communication protocols on an electric automobile through a plurality of different communication interfaces 131, realizes protocol conversion and processing of the data through a protocol converter 132 on the interface and a processor 14 on a host, and finally displays the data through a display assembly. Because a plurality of testing devices are not needed, the cost is saved, meanwhile, the occupation of the space in the vehicle is reduced, and the safety of a test driver is improved

In some embodiments, because the testing apparatus 1 of the electric vehicle of the present application is adapted to the complete vehicle testing data buses of different communication protocols, the testing apparatus 1 of the present application can also be used for testing electric vehicles of other models, on the premise that the communication protocol of the complete vehicle testing data bus of the electric vehicle of other models is included in the communication protocols adapted to the plurality of different communication interfaces 131 of the testing apparatus 1 of the present application, only the host 11 and the display component 12 need to be detached, and then reinstalled and connected to the complete vehicle testing data buses of other electric vehicles, the testing apparatus 1 of the electric vehicle of the present application has high versatility, so that the testing cost of different electric vehicles can be saved.

With continued reference to fig. 1 and fig. 2, in some embodiments, the protocol converter 132 of the communication unit 13 is directly connected to the processor 14 through the data line 19, in some embodiments, the conversion of the communication protocol requires a large amount of computation, and the data can be uploaded to the local area network in the vehicle for performing the protocol conversion on the test data remotely, at this time, the communication unit 13 includes a gateway connected to the protocol converter 132, the communication interface 131 uploads the received test data of the entire vehicle by using the gateway and performs the protocol conversion processing by the protocol converter 132, and the gateway is in communication connection with the processor 14 through the local area network of the electric vehicle, and transfers the converted data to the processor 14 for processing. Therefore, the test method of the electric automobile can convert complex test data of the whole automobile, and is high in practicability.

In some embodiments, the host 11 or the display module 12 of the testing apparatus 1 of the electric vehicle of the present application further includes a data upgrading interface, and when the electric vehicle needs to use a new communication protocol, the protocol converter 132 may be upgraded and the communication interface 131 may be reconfigured through the data upgrading interface, so that the testing apparatus 1 of the electric vehicle of the present application has high compatibility.

In some embodiments, the gateway selects the 32-Bit addressing processor MPC5744B, its program memory 6M, data bus width 32Bit; the processor 14, which is selected as MT8666, the MT8666 processor 14 having integrated bluetooth, FM, WLAN and gps modules, is a highly integrated baseband platform comprising a modem and application processing subsystem, enabling LTE/LTE-a and C2K smartphone applications, the chip integrating ARM Cortex-a73 up to 2.2GHz, ARM Cortex-a53 up to 2.2GHz and a powerful multi-standard video codec, being a broad set of interfaces and connectivity peripherals for connecting cameras, touch screen displays and UFS/MMC/sd cards, the application processor 14 being a multi-core ARM Cortex-a73, ARM Cortex-a53 MPCoreTM, equipped with a neon engine, providing the necessary processing capabilities for supporting the latest OpenOS and its requirements, G applications such as web browsing, email, gps navigation and games, all displayed on a high resolution touch screen and enhanced by 2D and 3D graphics acceleration, multi-standard video and audio subsystems together providing high performance graphics services for audio and high level video display and audio-based on high-level video-audio-based systems, and audio-video-based applications, and audio-graphics-based systems, and audio-based on high-performance requirements for the design and real-time audio-integrated audio-video-based applications, the above-audio-video-based systems; display module 12 chooses the high definition display screen for use, so, the electric automobile's of this application testing arrangement 1 data processing ability reinforce, can accomplish the test to electric automobile better. In the embodiment shown in fig. 2, the processor 14 is connected with the display component 12 via HDMI, so that the display of the image data can be well completed, and thus the testing device 1 of the electric vehicle of the present application can clearly display the test data, thereby better completing the test of the electric vehicle and ensuring the safety of the test driver.

Fig. 3 is a schematic diagram of a display image of the display module 12 of the electric vehicle in the embodiment shown in fig. 1. Referring to fig. 3, in the illustrated embodiment, the display parameters of the display component 12 are vehicle type, vehicle speed information, vehicle battery information and danger warning, so that the test driver can visually read data during the vehicle test and ensure safety of the test driver. In some embodiments, processor 14 is configured to determine values of the display parameters and the display parameters based on the protocol-converted data, and send the values of the display parameters and the display parameters to display component 12, and display component 12 is configured to display the values of the display parameters and the display parameters. In other embodiments, in different testing processes, in order to more accurately display more important data, the processor 14 may also be configured to determine the display parameters and the values of the display parameters according to the parameters input by the user, and send the display parameters and the values of the display parameters to the display component 12, so that the display of the display parameters according to the user requirements may be implemented, and the testing apparatus 1 for an electric vehicle of the present application has high practicability. In some embodiments, the host 11 further includes a first data interaction interface (not shown) and a second data interaction interface (not shown), the testing apparatus 1 of the electric vehicle of the present application can adjust the display parameters according to a user requirement through the first data interaction interface and the second data interaction interface, the first data interaction interface is connected to the user input operating apparatus, receives an instruction input by the user through the user input operating apparatus, selects one of the plurality of preset display modes as a to-be-displayed mode according to the instruction, the second data interaction interface is connected to the display component 12, sends the to-be-displayed mode to the display component 12, and the display component 12 is configured to display an image in the to-be-displayed mode. The electric automobile's of this application testing arrangement 1 can change the display parameter in a flexible way to more make things convenient for the data in the tester real time monitoring vehicle test, so reduce the test degree of difficulty, and improve test navigating mate's security. In some embodiments, the display component 12 is a touch screen, and a user can directly drag or add or delete the display parameters on the display component 12 for adjustment, so that the testing apparatus 1 for an electric vehicle of the present application is simple and convenient to use.

Because the testing arrangement 1 of this application can use the testing process at the electric automobile of different models, in some embodiments, electric automobile is in the mule car stage, namely the vehicle outward appearance is unified template structure, consequently can distinguish the motorcycle type on the image that display module 12 shows, in some embodiments, treater 14 can be used to according to whole car test data discernment motorcycle type, obtain the motorcycle type data, send motorcycle type data to display module 12, display module 12 shows the motorcycle type according to motorcycle type data, so be convenient for tester and drive tester clear and definite motorcycle type data in the testing process, and because motorcycle type data direct display is on display module 12, it is more convenient when the storage arrangement is carried out to the display image of display module 12 in the testing process or after the test, the testing arrangement 1 commonality of the electric automobile of this application is high.

In some embodiments, the testing apparatus 1 of the electric vehicle of the present application further includes an image upgrading interface (not shown) disposed on the host 11 or the display module 12, and when a new model of electric vehicle needs to be tested, new model data can be imported through the image upgrading interface and then displayed according to the new model through the display module 12, so that the testing apparatus 1 of the electric vehicle of the present application has strong compatibility.

Because the electric automobile comprises the automobile battery, the host 11 and the display component 12 of the testing device 1 of the electric automobile can be directly powered by the automobile battery 16 of the electric automobile without additionally carrying the automobile battery, so that the testing device 1 is more portable and can realize the function of being plugged and used at any time. In some embodiments, the host 11 includes a power interface 161 connected to the vehicle battery 16, and in some embodiments, the plurality of communication interfaces 131 and the power interface are integrated into one electronic component, and in order to adapt to the protocol converter 132 and the processor 14 in the host 11 of the present application, the host 11 of the present application further includes a power adapter (not shown) connected to the power interface, and the processor 14 and the communication unit 13 are both connected to the power adapter, and the power adapter is used for converting the electric energy of the vehicle battery to supply power to the processor 14 and the communication unit 13. In some embodiments, the power adapter plays a role in limiting current, and a normal rated current of the electronic chip is between 5A and 10A, so that the automobile battery can output current with stable magnitude through the power adapter.

The present application further provides an electric vehicle, including: a plurality of controllers 20; the plurality of vehicle test data output buses 15 are connected to the plurality of controllers 20, and the electric vehicle test apparatus 1. With continued reference to fig. 2, the plurality of controllers 20 include a chassis controller 201, a body controller 202, a power controller 203, an information controller 204, and the like, the plurality of controllers 20 process control information of the driver and issue to the plurality of controllers 20 during the test, and data during the test is fed back to the host 11 of the testing apparatus 1 of the electric vehicle according to the present application through the plurality of vehicle test data output buses 15.

In some embodiments, the electric vehicle includes a total data processor 25, the processor 14 of the testing device 1 is connected to the total data processor 25, and is connected to the display component 12 through the total data processor 25, at this time, the total data processor 25 is used for transmitting image data, so that a connection line between the host 11 and the display component 12 can be shortened, and the total data processor 25 can also collect image data sent by the host 11, in some embodiments, the total data processor 25 is further remotely connected to an image display outside the vehicle, and the image data can also be transmitted to the image display for a tester outside the vehicle to view. In some embodiments, the plurality of finished vehicle test data output buses 15 are connected to the total data processor 25, and the total data processor 25 can collect all data and integrate and send the data to the processor 14 of the testing device 1.

Fig. 4 is a schematic installation diagram of the display module 12 of the testing apparatus 1 for electric vehicles according to an embodiment of the present application. Referring to fig. 4, the electric vehicle includes a vehicle steering wheel 21, a cover plate 22 and a front windshield 23 under the vehicle steering wheel 21, and the display module 12 is detachably fixed to an inner side of the front windshield 23 in front of the vehicle steering wheel 21 in order to allow a test driver to notice display information of the display module 12 in real time to observe vehicle data and protect self-safety. Meanwhile, since the test driver needs to process the traffic information, the display component 12 needs not to shield the line of sight. In some embodiments, display assembly 12 is no larger than 7 inches in size, and host unit 11 and display assembly 12 are both located on a side of vehicle steering wheel 21 that is adjacent to the doors. Therefore, the influence of the display assembly 12 on the driver is reduced, and the sucking disc 24 is adopted as the supporting component in the illustrated embodiment because the strength requirement on the supporting component is not high, so that the display screen is easy and convenient to disassemble, and the position of the display screen can be adjusted under different road conditions.

Since the tested electric vehicle needs to be subjected to road test under various working conditions, the stability of the installation position of the testing device 1 must be ensured and the original vehicle structure must not be affected. Fig. 5 is a schematic view illustrating installation of a main unit of the testing apparatus of the electric vehicle of the embodiment shown in fig. 4. Referring to fig. 5, in some embodiments, the host 11 is detachably fixed to the inner side of the cover 22. Therefore, the operation of a test driver is not influenced, and the original structure of the vehicle is not required to be changed. In some embodiments, the cover plate is connected to the host 11 through a nut, so as to prevent the host 11 from falling off during the testing process.

The test device for an electric vehicle and the electric vehicle provided in the embodiments of the present application are described in detail above. The method for optimally designing the layout design of the wind farm, the system thereof and the computer-readable storage medium thereof are described herein by applying specific examples, and the description of the above embodiments is only used to help understand the core idea of the present application and is not intended to limit the present application. It should be noted that, for those skilled in the art, without departing from the spirit and principle of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications should also fall into the protection scope of the appended claims of the present application.

Claims

1. The utility model provides an electric automobile's testing arrangement, electric automobile includes whole car test data output bus, its characterized in that, testing arrangement includes:

the host comprises a communication unit and a processor connected with the communication unit, wherein the communication unit comprises a plurality of different communication interfaces and a protocol converter connected with the communication interfaces, the protocol converter is in communication connection with the processor, and the plurality of different communication interfaces are used for being connected with different finished automobile test data output buses in a pluggable manner; and

the display component is connected with the host;

the protocol converter is used for carrying out protocol conversion on finished automobile test data received by the communication interface and sending the data after the protocol conversion to the processor, the processor is used for processing the data after the protocol conversion to generate image data and sending the image data to the display assembly, and the display assembly is used for displaying images according to the image data.

2. The testing device of claim 1, wherein the electric vehicle comprises a vehicle battery, the host further comprises a power interface connected to the vehicle battery and a power adapter connected to the power interface, and the processor and the communication unit are both connected to the power adapter.

3. The testing device of the electric vehicle according to claim 1 or 2, wherein the host comprises a first data interaction interface and a second data interaction interface, the first data interaction interface is connected with a user input operation device, receives an instruction input by a user through the user input operation device, and selects one of a plurality of preset display modes as a mode to be displayed according to the instruction; and the second data interaction interface is connected with the display component and sends the mode to be displayed to the display component.

4. The testing apparatus of an electric vehicle according to claim 1, wherein the communication unit includes a gateway connected to the protocol converter, the gateway being communicatively connected to the processor through a local area network of the electric vehicle.

5. The device for testing an electric vehicle according to claim 1, wherein the plurality of different communication interfaces include at least two or more of a CAN interface, a Lin interface, and a FlexRay interface.

6. An electric vehicle, comprising:

a plurality of controllers;

the whole vehicle test data output buses are connected with the controllers; and

the test apparatus for electric vehicles according to any one of claims 1 to 5.

7. The electric vehicle according to claim 6, characterized in that it comprises a general data processor, to which the processor of the testing device is connected, via which it is connected to the display assembly.

8. The electric vehicle of claim 6, wherein the electric vehicle includes a vehicle steering wheel, a cover plate under the vehicle steering wheel, and a front windshield, and the main body is detachably fixed to an inner side of the cover plate.

9. The electric vehicle of claim 6, wherein the electric vehicle includes a vehicle steering wheel, a cover plate positioned under the vehicle steering wheel, and a front windshield, and the display assembly is removably secured to an inner side of the front windshield in front of the vehicle steering wheel.

10. The electric vehicle of claim 6, wherein the electric vehicle includes a vehicle steering wheel, and wherein the host machine and the display assembly are both located on a side of the vehicle steering wheel proximate to a vehicle door.