CN211827353U - Remote vehicle management system - Google Patents
Remote vehicle management system Download PDFInfo
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- CN211827353U CN211827353U CN202020516406.6U CN202020516406U CN211827353U CN 211827353 U CN211827353 U CN 211827353U CN 202020516406 U CN202020516406 U CN 202020516406U CN 211827353 U CN211827353 U CN 211827353U
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Abstract
The utility model relates to a remote vehicle management system, which comprises a remote server at the management side, a data acquisition part and a vehicle-mounted control part at the vehicle side, wherein the remote server is a cloud server; the data acquisition part is arranged on each wheel of the vehicle and is used for acquiring data information of the wheel under corresponding operating conditions; the vehicle-mounted control part comprises a repeater and a vehicle-mounted display terminal, the repeater is in communication connection with the data acquisition part and is used for processing and transmitting the wheel data from the data acquisition part, and the vehicle-mounted display terminal is used for receiving and displaying the wheel data from the repeater; the cloud server is in communication connection with the vehicle-mounted control part and is used for carrying out dynamic and/or static monitoring management on the vehicle according to the wheel data and the vehicle position information uploaded by the vehicle-mounted control part. The utility model discloses pioneering ground has proposed the vehicle management scheme that has many-sided functions such as traffic safety, overload transfinite, commodity circulation control concurrently based on the realization of wheel data.
Description
Technical Field
The utility model relates to an intelligence remote monitoring field especially relates to a remote vehicle management system.
Background
With the rapid development of the internet of vehicles, unmanned driving and intelligent traffic, the real-time query of the vehicle state (such as tire pressure, tire temperature, load, parking position, etc.) and the real-time control of the vehicle are increasingly urgent for users when the vehicle is moving and away from the vehicle, and meanwhile, the monitoring of the vehicle condition is enhanced, so that traffic accidents can be reduced to a great extent, and higher requirements are provided for a vehicle management system.
Under the condition that a vehicle runs or is static, tire temperature, tire pressure and load state are three vital indexes in numerous indexes for monitoring the vehicle, reference can be provided for traffic safety, overload monitoring, loading and unloading of cargos when arriving on the spot, cargo safety in the running process and the like of the vehicle, especially if the vehicle load state can be monitored in place, the conditions of wrong loading and unloading and neglected loading and unloading which are easy to happen in the logistics process can be avoided, and the efficiency of fine logistics management is improved.
An intelligent vehicle management system which takes the above multiple considerations into consideration is lacking in the market at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a remote vehicle management system, this system provides dynamic and/or static intelligent management for vehicle user (single car or motorcade). Particularly, the utility model discloses the vehicle management scheme that has many-sided functions such as traffic safety, overload transfinite, commodity circulation control concurrently that wheel data (like tire pressure, child gentle vehicle load) realized when the vehicle operation was provided pioneering.
Particularly, the utility model provides the following technical scheme for this reason:
a remote vehicle management system includes a remote server on a management side, and a data acquisition section and an on-vehicle control section on a vehicle side, characterized in that: the remote server is a cloud server; the data acquisition part is arranged on each wheel of the vehicle and is used for acquiring data information of the wheel under corresponding operating conditions; the vehicle-mounted control part comprises a repeater and a vehicle-mounted display terminal, the repeater is in communication connection with the data acquisition part and is used for processing and transmitting the wheel data from the data acquisition part, and the vehicle-mounted display terminal is used for receiving and displaying the wheel data from the repeater; wherein, the high in the clouds server with on-vehicle control unit communication connection to according to by wheel data and vehicle position information that on-vehicle control unit uploaded carry out dynamic and/or static control management to the vehicle, the high in the clouds server contains a plurality of parallel arrangement's management module: the system comprises a real-time state management module, an alarm information management module, an alarm setting module, a historical data query module, an equipment management module and a system management module.
The real-time state management module can comprise information such as GIS map real-time position information, vehicle real-time temperature/tire pressure/load data, alarm state display and the like.
The alarm information management module may include alarm display, alarm query, equipment fault display, and equipment fault query.
The alarm setting module can comprise tire pressure upper and lower limit setting, tire temperature upper and lower limit setting and load upper and lower limit setting.
The historical data query module can comprise tire pressure historical data query, tire temperature historical data query and load historical data query.
The device management module may include add device, delete device, add vehicle, delete vehicle management.
The system management module can comprise functions of account management, authority management, password management and the like.
Suitably, the wheel is a motor vehicle wheel having a hub and a tyre, the wheel data includes tyre pressure, tyre temperature and vehicle load, and a sensor for detecting the tyre pressure, tyre temperature and vehicle load is mounted and fixed on the wheel hub.
In one embodiment, the data acquisition unit is equipped with an RF transmitter module and the repeater is equipped with an RF receiver module, whereby an RF wireless communication link is established between the data acquisition unit and the repeater for transmitting the wheel data.
According to one embodiment, the repeater is provided with a Zigbee device, and the processed wheel data is sent to the vehicle-mounted display terminal through Zigbee wireless communication by the repeater; the repeater is also provided with a GPS locator and a mobile communication module, and the processed wheel data and the real-time vehicle position information are uploaded to the cloud server by the repeater through a mobile communication network.
According to a preferred embodiment, the data acquisition unit includes an AD acquisition circuit, an operational amplifier circuit, an RF wireless circuit, an MCU processing unit, a strain gauge sensor, a temperature sensor, a pressure sensor, and an angle sensor.
According to a preferred embodiment, the repeater comprises a zigbee communication unit, a GPS positioning unit, an RF wireless receiving unit, an embedded linux control unit, a 4G communication unit and a satellite DTU module.
According to a preferred embodiment, the remote vehicle management system has an interface for additional access to a smart terminal (e.g. a mobile phone) which can be connected in communication with the cloud server and/or the onboard control unit and which can participate in the monitoring management of the vehicle via a dedicated App.
The utility model provides a one set of remote vehicle management system scheme based on thing networking systems, intelligent sensor system. Especially, the utility model discloses pioneering put forward the vehicle management scheme that has many-sided functions such as traffic safety, overload transfinite, commodity circulation control concurrently that wheel data (like tire pressure, child and vehicle load) realized when based on the vehicle operation, can realize following beneficial technological effect at least:
(1) accurate measurement of vehicle loads can be performed in static and dynamic situations, and basic data is provided for a fine management system of trucks (a truck fleet) in the commercial transportation industry. The method provides reference data aiming at position monitoring, overload monitoring, loading and unloading load monitoring during arrival, cargo loss monitoring during driving and the like of the truck. Therefore, the problems of scheduling and operation in the logistics process can be effectively solved, the situations of loading and unloading by mistake, loading and unloading by omission and the like are avoided, and the fine management efficiency of logistics is improved.
(2) The driving safety of the vehicle is improved. The load, the tire temperature and the tire pressure of each wheel are mastered in real time, an alarm is given in time when an abnormal condition is found, the potential safety hazard is solved as early as possible, and the driving safety is improved. The safety accidents caused by overload, tire temperature and overhigh tire pressure are avoided.
(3) In addition, it is worth mentioning, the utility model discloses a two-stage wireless transmission of data is implemented to the comparatively mature RF wireless communication of technique and Zigbee wireless communication, has ensured data transmission's fail safe nature.
Drawings
Fig. 1 is a schematic diagram illustrating the structure and composition of a remote vehicle management system according to the present application.
FIG. 2 is a flow chart illustrating exemplary data acquisition and transmission in the remote vehicle management system of the present application.
Fig. 3 shows an acquisition circuit diagram suitable for use in the remote vehicle management system of the present application.
Fig. 4 is a schematic diagram illustrating the structure and composition of the in-vehicle control unit/relay and the in-vehicle display terminal.
Fig. 5 is a schematic diagram illustrating a management function module configuration framework of the cloud server.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. It is obvious that the described embodiments relate only to a part of the embodiments of the present application, and not to all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of this application are used for distinguishing between different objects and not necessarily for describing a particular sequential order. Furthermore, the terms "comprising" and "having," as well as any variant thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. It will be understood by those within the art that throughout the present specification and claims, certain terms are used to indicate a relative orientation or position based on the orientation or position shown in the drawings, which is for convenience only and to simplify the description, and not to indicate or imply that the device, mechanism, structure or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, the terms should not be considered as limiting the invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one implementation form of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Fig. 1 shows a schematic diagram of the structure and composition of the remote vehicle management system of the present application. As shown in the figure, the remote vehicle management system includes a remote server C on the management side, and a data acquisition section a and an in-vehicle control section B on the vehicle side. According to the utility model, the remote server is a cloud server; the data acquisition part is arranged on each wheel of the vehicle and is used for acquiring data information of the wheel under corresponding operating conditions; the vehicle-mounted control part comprises a repeater and a vehicle-mounted display terminal, the repeater is in communication connection with the data acquisition part and is used for processing and transmitting the wheel data from the data acquisition part, and the vehicle-mounted display terminal is used for receiving and displaying the wheel data from the repeater; the cloud server is in communication connection with the vehicle-mounted control part and is used for carrying out dynamic and/or static monitoring management on the vehicle according to the wheel data and the vehicle position information uploaded by the vehicle-mounted control part, and the cloud server comprises a plurality of parallel management modules: the system comprises a real-time state management module, an alarm information management module, an alarm setting module, a historical data query module, an equipment management module and a system management module.
Suitably, the wheel is a motor vehicle wheel having a hub and a tyre, the wheel data includes tyre pressure, tyre temperature and vehicle load, and a sensor for detecting the tyre pressure, tyre temperature and vehicle load is mounted and fixed on the wheel hub.
In one embodiment, the data acquisition unit is equipped with an RF transmitter module and the repeater is equipped with an RF receiver module, whereby an RF wireless communication link is established between the data acquisition unit and the repeater for transmitting the wheel data.
According to one embodiment, the repeater is provided with a Zigbee device, and the processed wheel data is sent to the vehicle-mounted display terminal through Zigbee wireless communication by the repeater; the repeater is also provided with a GPS locator and a mobile communication module, and the processed wheel data and the real-time vehicle position information are uploaded to the cloud server by the repeater through a mobile communication network. The mobile communication module may be based on a 2G, 3G, 4G, or 5G commercial communication protocol.
Therefore, according to the utility model discloses, the collector/sensor that is located wheel hub department can gather wheel hub deformation data, temperature data, tire pressure data and upload data to the repeater through RF radio communication. The relay calculates and converts the acquired deformation data into a load value through an algorithm, uploads the load value, the temperature and the tire pressure to a cloud platform server in a 4G mode, and sends the data to a vehicle-mounted display terminal (for example, a vehicle-mounted liquid crystal display screen for display) through zigbee wireless communication. The cloud-end platform has the functions of real-time state display, alarm information prompt, alarm setting, historical data query, equipment management and the like. And the user can manage and alarm the real-time data of the wheel hub through the central platform when necessary.
FIG. 2 is a flow chart illustrating exemplary data acquisition and transmission in the remote vehicle management system of the present application, wherein the flow chart includes:
s1, a temperature sensor is responsible for temperature data acquisition;
s2, a strain gauge sensor is used for collecting deformation of the wheel hub and detecting static and dynamic load data of the wheel hub;
s3, an air pressure sensor is used for monitoring the tire pressure of the vehicle tire;
s4, a hub collector is used for collecting temperature, air pressure and strain gauge sensor data and sending the data to the vehicle-mounted repeater in an RF wireless communication mode;
s5, a vehicle-mounted repeater is used for receiving the temperature, the air pressure and the strain gauge sensor data uploaded by the hub collector, is responsible for realizing the conversion from the strain gauge sensor data to the load data, and transmits the data to cloud platform software in a 4G mode, and in addition, the repeater is also provided with a GPS positioning function and can position the vehicle in real time;
and S6, cloud platform software is responsible for carrying out data management on the positions of all vehicles, the tire air pressure, the tire temperature and the vehicle load.
FIG. 3 illustrates an acquisition circuit diagram suitable for use in the remote vehicle management system of the present application. Accordingly, the data acquisition part comprises an AD acquisition circuit, an operational amplification circuit, an RF wireless communication circuit and an MCU processor unit; the sensor part comprises a strain gauge sensor, a temperature sensor, a pressure sensor and an angle sensor.
Here, the MCU master control chip adopts the FXTH87 chip of "NXP" as the control core. By reasonably selecting the low-power-consumption operational amplifier chip, the voltage reference generator chip, the analog switch chip and the sampling processing chip, the system acquires a strain value with the lowest electric energy consumption. Wherein:
1) the low-power-consumption operational amplifier chip is selected from AD8553 of ADI company or a chip with the same parameter performance as the following:
low offset voltage: 20 μ V (maximum)
Low input offset drift: 0.1. mu.V/. degree.C
High CMRR: 140dB (typical value, G100)
Non-linearity: 0.001% (typical value, G100)
Wide gain range: 0.1 to 10,000
Single power supply: +1.8V to +5.5V
Rail to rail output
The feedback resistance in the circuit is an output value of strain to be amplified, and the amplification factor is 2 feedback resistance 2/feedback resistance 1. In this embodiment, the parameters are selected as follows:
feedback resistance 2 ═ 392k
2) The voltage reference chip adopts ADR127BUJZ-REEL7 of ADI company or a chip with the performance of the same parameters as the following:
Series-Fixed voltage reference type
Reference voltage 1.25V
Initial precision 0.12%
Temperature coefficient. + -. 3 ppm/. degree C
The working temperature is-40 ℃ to 125 DEG C
Quality standards of automobiles
3) The analog switch chip is TPS78230QDRVRQ1 of TI company.
4) The sampling processing chip is FXTH8715116T1 of NXP company. Because the chip has an acceleration metering function, the acceleration value in the direction of the z axis or the (x, z) axis can be obtained to compensate the strain deviation of the wheel at different rotating speeds.
5) The strain sheet resistor selects a full-bridge circuit with 1000 ohm resistance.
Based on the design of the circuit, the embedded software control works in a mode of waking up data collection in a time-sharing mode. When no synchronization signal is received, wake up 0.005s per minute in sleep mode. And after awakening, reporting the data at the frequency of reporting once every 5 minutes. And reporting a response of data reception every time, and re-entering the sleep mode when no response is received for 3 times continuously.
Fig. 4 is a schematic diagram illustrating the structure and composition of the in-vehicle control unit/relay and the in-vehicle display terminal. As shown in the figure, the vehicle-mounted control part at least comprises a zigbee communication unit, a GPS positioning unit, a vehicle-mounted display terminal, an embedded linux unit, an RF wireless communication unit, a 4G communication unit and a satellite DTU unit.
Fig. 5 is a schematic diagram illustrating a management function module configuration framework of the cloud server. Accordingly, regarding the configuration mode of the management function module of the management module, the real-time state management module can include information such as GIS map real-time position information, vehicle real-time temperature/tire pressure/load data, alarm state display and the like; the alarm information management module can comprise alarm display, alarm query, equipment fault display and equipment fault query; the alarm setting module can comprise tire pressure upper and lower limit settings, tire temperature upper and lower limit settings and load upper and lower limit settings; the historical data query module can comprise tire pressure historical data query, tire temperature historical data query and load historical data query; the equipment management module can comprise equipment adding, equipment deleting, vehicle adding and vehicle deleting management; the system management module can comprise functions of account management, authority management, password management and the like.
According to the utility model discloses a preferred embodiment, this remote vehicle management system has the interface that is used for additional access intelligent terminal equipment (for example cell-phone), this intelligent terminal equipment can with high in the clouds server and/or vehicle control portion communication connection and can participate in the control management to the vehicle through special App. Therefore, excellent use experience can be provided for the user.
The above description of the embodiments is only intended to help understand the core ideas of the present application. It will, of course, be understood by those skilled in the art that various modifications and additions may be made to the specific embodiments described, or substituted in a similar manner, without departing from the spirit of the invention or exceeding the scope thereof as defined in the appended claims, in accordance with the teachings of the present application.
Claims (10)
1. A remote vehicle management system, comprising:
at the remote server on the management side,
a data acquisition part and a vehicle-mounted control part on the vehicle side,
it is characterized in that the preparation method is characterized in that,
the remote server is a cloud server;
the data acquisition part is arranged on each wheel of the vehicle and is used for acquiring data information of the wheel under corresponding operating conditions;
the vehicle-mounted control part comprises a repeater and a vehicle-mounted display terminal, the repeater is in communication connection with the data acquisition part and is used for processing and transmitting the wheel data from the data acquisition part, and the vehicle-mounted display terminal is used for receiving and displaying the wheel data from the repeater;
wherein, the high in the clouds server with on-vehicle control unit communication connection to according to by wheel data and vehicle position information that on-vehicle control unit uploaded carry out dynamic and/or static control management to the vehicle, the high in the clouds server contains a plurality of parallel arrangement's management module: the system comprises a real-time state management module, an alarm information management module, an alarm setting module, a historical data query module, an equipment management module and a system management module.
2. The remote vehicle management system of claim 1, wherein the wheel is an automotive wheel having a hub and a tire, the wheel data includes tire pressure, tire temperature, and vehicle load, and a sensor for detecting the tire pressure, the tire temperature, and the vehicle load is mounted and fixed on the wheel hub.
3. The remote vehicle management system of claim 1, wherein the data collection portion is configured with an RF transmission component and the repeater is configured with an RF reception component, whereby an RF wireless communication connection is established between the data collection portion and the repeater for transmitting the wheel data.
4. The remote vehicle management system of claim 1, wherein said repeater is equipped with Zigbee means, processed wheel data is sent by the repeater to said on-board display terminal by Zigbee wireless communication; the repeater is also provided with a GPS locator and a mobile communication module, and the processed wheel data and the real-time vehicle position information are uploaded to the cloud server by the repeater through a mobile communication network.
5. The remote vehicle management system according to any one of claims 1 to 4, wherein the data acquisition unit includes an AD acquisition circuit, an operational amplifier circuit, an RF wireless circuit, an MCU processing unit, a strain gauge sensor, a temperature sensor, a pressure sensor, and an angle sensor.
6. The remote vehicle management system of any of claims 1-4, wherein said repeater comprises a zigbee communication unit, a GPS location unit, an RF wireless receiving unit, an embedded linux control unit, a 4G communication unit, a satellite DTU module.
7. The remote vehicle management system according to any one of claims 1 to 4, wherein the remote vehicle management system has an interface for additional access to a smart terminal device that is communicatively connectable with the cloud server and/or the onboard control unit and that is capable of participating in monitoring management of the vehicle through a dedicated App.
8. The remote vehicle management system of any of claims 1 to 4, wherein the real-time status management module comprises GIS map real-time location information, vehicle real-time temperature/tire pressure/load data, alarm status display; the historical data query module comprises tire pressure historical data query, tire temperature historical data query and load historical data query.
9. The remote vehicle management system according to any one of claims 1 to 4, wherein the warning information management module includes a warning display, a warning inquiry, an equipment failure display, an equipment failure inquiry; the alarm setting module comprises a tire pressure upper limit and a tire temperature lower limit, and a load upper limit and a load lower limit.
10. The remote vehicle management system according to any one of claims 1 to 4, wherein the device management module includes add device, delete device, add vehicle, delete vehicle management; the system management module comprises account management, authority management and password management.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113175983A (en) * | 2021-04-29 | 2021-07-27 | 上海睿奈电子科技有限公司 | Monitoring method of intelligent vehicle weight online detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175983A (en) * | 2021-04-29 | 2021-07-27 | 上海睿奈电子科技有限公司 | Monitoring method of intelligent vehicle weight online detection device |
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