CN106627140B - Vehicle-mounted monitoring device exception control system and method - Google Patents
Vehicle-mounted monitoring device exception control system and method Download PDFInfo
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- CN106627140B CN106627140B CN201611253569.4A CN201611253569A CN106627140B CN 106627140 B CN106627140 B CN 106627140B CN 201611253569 A CN201611253569 A CN 201611253569A CN 106627140 B CN106627140 B CN 106627140B
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- signal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Burglar Alarm Systems (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of vehicle-mounted monitoring device exception control system and method, which includes: vehicle-mounted monitoring device, monitoring unit, ignition switch and control unit of engine；Monitoring unit is connect with vehicle-mounted monitoring device and ignition switch by rigid line respectively, and monitoring unit is connect with control unit of engine by CAN bus；The location information of monitoring unit real-time monitoring ignition switch, after monitoring that ignition switch gets to ON grades, tamper signal is sent to vehicle-mounted monitoring device, if not receiving the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, then continue to send vehicle-locking signal to control unit of engine by CAN bus, until receiving the tamper response signal of vehicle-mounted monitoring device feedback；After control unit of engine receives the vehicle-locking signal, by control of engine speed in setting speed.Using the present invention, vehicle-mounted monitoring device can be effectively prevented and be destroyed or illegally remove or extremely, influence the monitoring function to vehicle.
Description
Technical field
The present invention relates to mobile unit security fields, and in particular to a kind of vehicle-mounted monitoring device exception control system and side
Method.
Background technique
Automobile travel recorder is commonly called as automobile black box, is to Vehicle Speed, time, mileage and related vehicle
Other status informations of traveling are recorded, are stored and can realize the digital electronic recording device of data output by interface.
For some vehicles in use, company is to understand running state of the vehicle, will be installed Tachographs, so as to vehicle
Real time information is monitored；For some credit vehicles, finance company is to prevent client from refunding not in time, can generally pass through traveling
Recorder controls vehicle.Some drivers are the monitoring for preventing company to vehicle, can recorder be destroyed or be torn open privately
It removes, to escape the supervision of company.In response to this, there is presently no a kind of effectively security monitoring measures.
Summary of the invention
The present invention provides a kind of vehicle-mounted monitoring device exception control system and method, is destroyed to avoid vehicle-mounted monitoring device
Or illegal dismounting or abnormal, influence the monitoring function to vehicle.
For this purpose, the invention provides the following technical scheme:
A kind of vehicle-mounted monitoring device exception control system, comprising: vehicle-mounted monitoring device, monitoring unit, ignition switch and
Control unit of engine；Monitoring unit is connect with vehicle-mounted monitoring device and ignition switch by rigid line respectively, monitoring unit and hair
Motivation control unit is connected by CAN bus；
Vehicle-mounted monitoring device is used to monitor and record the running data of vehicle；
The location information of monitoring unit real-time monitoring ignition switch, after monitoring that ignition switch gets to ON grades, to vehicle-mounted
Monitoring device sends tamper signal, if not receiving the tamper response letter of vehicle-mounted monitoring device feedback in the first setting time
Number, then continue to send vehicle-locking signal to control unit of engine by CAN bus, until receiving vehicle-mounted monitoring device feedback
Tamper response signal；
After control unit of engine receives the vehicle-locking signal, by control of engine speed in setting speed.
Preferably, monitoring unit sends vehicle-locking signal according to setting time interval, and it is anti-to receive vehicle-mounted monitoring device
After the tamper response signal of feedback continues the second setting time, stop sending vehicle-locking signal.
Preferably, the system also includes the display unit and/or alarm unit that are connect with monitoring unit by hardware,
The alarm unit includes: buzzer and/or indicator light；
When monitoring unit is also used to not receive the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time,
Display unit display reminding information is controlled, and/or control alarm unit is alarmed.
Preferably, the system also includes the GPS modules that are connect with vehicle-mounted monitoring device by rigid line, for vehicle
It is positioned；
Vehicle-mounted monitoring device is also used to monitor whether GPS module opens a way, total by CAN after monitoring GPS module open circuit
Line sends vehicle-locking signal to control unit of engine.
Preferably, the system also includes: monitor supervision platform is wirelessly communicated with vehicle-mounted monitoring device, obtain vehicle
The data of monitoring device record are carried, and when the data occur abnormal, sends car locking instruction to vehicle-mounted monitoring device；
After vehicle-mounted monitoring device receives the car locking instruction, car locking letter is sent to control unit of engine by CAN bus
Number；Vehicle-mounted monitoring device is also used to after monitoring GPS module open circuit, reports GPS open circuit warning message to monitor supervision platform.
Preferably, vehicle-mounted monitoring device is Tachographs, and monitoring unit is combination instrument assembly, and monitor supervision platform is long-range
Server.
A kind of vehicle-mounted monitoring device exception control method, comprising:
After ignition switch gets to ON grades, tamper signal is sent to vehicle-mounted monitoring device；
If not receiving the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, continue to starting
Machine control unit sends vehicle-locking signal, so that control unit of engine is by control of engine speed in setting speed.
Preferably, described to continue to send vehicle-locking signal to control unit of engine to include: to send according to setting time interval
The vehicle-locking signal；
The method also includes:
Receive vehicle-mounted monitoring device feedback tamper response signal continue the second setting time after, stop sending car locking letter
Number.
Preferably, the method also includes:
If do not receive the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, display reminding letter
It ceases and alarms.
Preferably, the method also includes:
The data of vehicle-mounted monitoring device record are obtained by remote mode, and exception or vehicle appearance occur in the data
When Misuse, car locking instruction is sent to vehicle-mounted monitoring device；
After the vehicle-mounted monitoring device receives the car locking instruction, vehicle-locking signal is sent to control unit of engine.This hair
The vehicle-mounted monitoring device exception control system and method that bright embodiment provides, monitors that ignition switch gets to ON grades in monitoring unit
Afterwards, tamper signal is sent to vehicle-mounted monitoring device, if not receiving the anti-of vehicle-mounted monitoring device feedback in the first setting time
It tears response signal open, then continues to send vehicle-locking signal to control unit of engine by CAN bus, control unit of engine receives institute
After stating vehicle-locking signal, by control of engine speed in setting speed, so as to realize vehicle-mounted monitor equipment status protection.Prison
Whether control unit normally determines whether vehicle-mounted monitoring device is disassembled or destroys by tamper response signal, if occurring vehicle-mounted
The case where monitoring device is removed or destroys, monitoring unit send car locking message to control unit of engine immediately, implement immediately
Engine limits twistlock vehicle, until vehicle-mounted monitor equipment status restores normal.
Further, vehicle-mounted monitoring device can also monitor whether coupled GPS module opens a way, if open circuit,
Vehicle-locking signal can be sent to control unit of engine by CAN bus, so that vehicle is entered car locking state, to be effectively protected
The normal work of GPS module.
Further, the present invention can also obtain the data of vehicle-mounted monitoring device record by remote monitoring platform, and
When the data occur abnormal, car locking instruction is sent to vehicle-mounted monitoring device；After vehicle-mounted monitoring device receives the car locking instruction,
Vehicle-locking signal is sent to control unit of engine by CAN bus, vehicle is made to enter car locking state；In addition, vehicle-mounted monitoring device
GPS open circuit warning message can also be reported to monitor supervision platform, so as to so that monitor supervision platform after monitoring GPS module open circuit
It is whether abnormal that GPS module is understood in time.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only one recorded in the present invention
A little embodiments are also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is a kind of structural schematic diagram of the vehicle-mounted monitoring device exception control system of the present invention；
Fig. 2 is another structural schematic diagram of the vehicle-mounted monitoring device exception control system of the present invention；
Fig. 3 is a kind of flow chart of the vehicle-mounted monitoring device exception control method of the present invention；
Fig. 4 is another flow chart of the vehicle-mounted monitoring device exception control method of the present invention.
Specific embodiment
The scheme of embodiment in order to enable those skilled in the art to better understand the present invention with reference to the accompanying drawing and is implemented
Mode is described in further detail the embodiment of the present invention.
As shown in Figure 1, being a kind of structural schematic diagram of the vehicle-mounted monitoring device exception control system of the present invention.
In this embodiment, the system comprises: vehicle-mounted monitoring device 8, monitoring unit 4, ignition switch 3 and start
Machine control unit 14.Wherein, monitoring unit 4 is connect with vehicle-mounted monitoring device 8 and ignition switch 3 by rigid line respectively, and monitoring is single
Member 4 is connect with control unit of engine 14 by CAN bus.
Identical as conventional power supply mode, battery 1 is that above-mentioned each unit and equipment are powered, and battery main switch 2 is connected to
Between battery 1 and ignition switch 3.
In a system of the invention, vehicle-mounted monitoring device 8 can be Tachographs, for monitoring and recording the traveling of vehicle
Data, as shown in fig. 1, vehicle-mounted monitoring device 8 can monitor speed signal 9, brake signal 10, light signal 12 etc., and remember
Record corresponding monitoring data.
The location information of 4 real-time monitoring ignition switch 3 of monitoring unit passes through after monitoring that ignition switch 3 gets to ON grades
Rigid line sends tamper signal to vehicle-mounted monitoring device 8, for example exports a specific analog signal to vehicle-mounted monitoring device 8.Institute
Stating tamper signal can send according to certain frequency.
Correspondingly, anti-to monitoring unit 4 after receiving the tamper signal if 8 state of vehicle-mounted monitoring device is normal
Present tamper response signal.
If monitoring unit 4 receives the tamper response that vehicle-mounted monitoring device 8 is fed back in the first setting time (such as 30s)
Signal then illustrates that vehicle-mounted monitoring device 8 is working properly, and vehicle can be used normally at this time；Otherwise, illustrate vehicle-mounted monitoring device 8
Abnormal, monitoring unit 4 continues to send vehicle-locking signal to control unit of engine 14 by CAN bus at this time, until receiving vehicle
Carry the tamper response signal of monitoring device (8) feedback.Correspondingly, after control unit of engine 14 receives the vehicle-locking signal, control
Vehicle processed enters car locking state, such as by control of engine speed in setting speed (such as 1000 turns), until monitoring unit 4
Stop sending vehicle-locking signal, control unit of engine 14 controls vehicle again and enters normally travel state.
It should be noted that above-mentioned first setting time can be from being sent after tamper response signal monitoring unit 4
It calculates.In addition, the transmission of the vehicle-locking signal can be carried out according to setting time interval (such as 10ms), moreover, monitoring unit 4 follows
Ring detects whether to receive the tamper response signal that vehicle-mounted monitoring device 8 is fed back, in order to prevent because of reasons such as signal interferences caused by
Erroneous judgement, can after receiving the tamper response signal that vehicle-mounted monitoring device 8 is fed back and continuing the second setting time (such as 20ms),
Stop sending vehicle-locking signal again.For example, when vehicle is by the more severe section of electromagnetic environment, due to by signal interference,
It is likely to occur short time exception when shaking hands between monitoring unit 4 and vehicle-mounted monitoring device 8, therefore week time can be set
Phase, after vehicle leaves the region, signal restores normal, i.e., is handled by normal condition.
In addition, it is necessary to explanation, monitoring unit 4 can start power up work when ignition switch 3 gets to ON grades, it can also
To start to work when ignition switch 3 gets to OFF grades, in this case, monitoring unit 4, which can be, detects ignition switch
3 get to OFF grades after start timing, if in OFF grades always of the interior ignition switch 3 of setting time (such as 60s), enter suspend mode shape
State is waken up again when ignition switch 3 gets to ON grades.
Further, in another embodiment of present system, as shown in Figure 1, can also include: logical with monitoring unit 4
The display unit 7 and/or alarm unit of hardware connection are crossed, the alarm unit includes: buzzer 5 and/or indicator light 6.
Correspondingly, monitoring unit 4 does not receive the tamper response letter of vehicle-mounted monitoring device (8) feedback in the first setting time
Number when, 7 display reminding information of display unit can also be controlled, and/or control alarm unit is alarmed.Display unit 7 is shown
Prompt information can be text, such as " vehicle-mounted monitoring device is abnormal, please handles as early as possible problem " is also possible to specific
Symbol or pattern etc., without limitation to this embodiment of the present invention.
Vehicle-mounted monitoring device exception control system provided in an embodiment of the present invention, monitors that ignition switch is beaten in monitoring unit
To after ON grades, tamper signal is sent to vehicle-mounted monitoring device, if it is anti-not receive vehicle-mounted monitoring device in the first setting time
The tamper response signal of feedback then continues to send vehicle-locking signal, control unit of engine to control unit of engine by CAN bus
After receiving the vehicle-locking signal, by control of engine speed in setting speed, so as to realize vehicle-mounted monitor equipment status
Protection.Whether monitoring unit normally determines whether vehicle-mounted monitoring device is disassembled or destroys by tamper response signal, if
There is the case where vehicle-mounted monitoring device is removed or destroys, monitoring unit sends car locking message to control unit of engine immediately,
Implement engine immediately and limit twistlock vehicle, until vehicle-mounted monitor equipment status restores normal.
As shown in Fig. 2, being another structural schematic diagram of the vehicle-mounted monitoring device exception control system of the present invention.
Unlike embodiment illustrated in fig. 1, in this embodiment, the system can also further comprise: with vehicle-mounted prison
The GPS module 11 that measurement equipment 8 is connected by rigid line, the GPS module 11 is for positioning vehicle.
Correspondingly, in this embodiment, vehicle-mounted monitoring device 8 can also monitor whether coupled GPS module 11 is opened
Road, if open circuit, vehicle-mounted monitoring device 8 sends vehicle-locking signal to control unit of engine 14 by CAN bus.Equally, it sends out
After motivation control unit 14 receives the vehicle-locking signal, control vehicle enters car locking state, to be effectively protected GPS module
It works normally.
Further, present system can also include monitor supervision platform 13, wirelessly lead to vehicle-mounted monitoring device 8
Letter obtains the data that vehicle-mounted monitoring device 8 records, and when the data occur abnormal, sends car locking to vehicle-mounted monitoring device 8
Instruction.In addition, monitor supervision platform 13 can also send car locking instruction to vehicle-mounted monitoring device 8 when Misuse occurs in vehicle.
Correspondingly, after vehicle-mounted monitoring device 8 receives car locking instruction, by CAN bus to control unit of engine 14
Vehicle-locking signal is sent, so that control unit of engine 14, which controls vehicle according to the vehicle-locking signal, enters car locking state.
In addition, reporting GPS to open a way to monitor supervision platform 13 after vehicle-mounted monitoring device 8 can also open a way monitoring GPS module 11
Warning message, so as to so that whether extremely monitor supervision platform understands GPS module in time.
It should be noted that in practical application, above-mentioned monitoring unit 4 can be combination instrument assembly or other controls
Device, monitor supervision platform 13 are remote server, install SIM card in vehicle-mounted monitoring device 8, monitor supervision platform 13 by SIM card with it is vehicle-mounted
Monitoring device 8 communicates, and realizes data interaction.The function of monitoring unit 4 is integrated on combination instrument assembly, can preferably be protected
Demonstrate,proving the function will not be destroyed.
Correspondingly, the present invention also provides a kind of vehicle-mounted monitoring device exception control methods, as shown in figure 3, being this method
A kind of flow chart, comprising the following steps:
Step 300, start.
Step 301, judge whether ignition switch gets to ON grades；If so, thening follow the steps 302；Otherwise return step
301。
Step 302, tamper signal is sent to vehicle-mounted monitoring device, and starts timing.
Step 303, judge whether the tamper response signal that vehicle-mounted monitoring device feedback is received in the first setting time；Such as
Fruit is to then follow the steps 304；It is no to then follow the steps 305.
Step 304, stop timing；Then return step 302.
Step 305, continue to send vehicle-locking signal to control unit of engine, so that control unit of engine turns engine
Speed control is in setting speed.
Vehicle-mounted monitoring device exception control method provided in an embodiment of the present invention, by sending tamper to vehicle-mounted monitoring device
Signal, and when not receiving the tamper response signal of vehicle-mounted monitoring device feedback within a certain period of time, continue to control to engine
Unit sends vehicle-locking signal, and after so that control unit of engine is received the vehicle-locking signal, control of engine speed is turned in setting
In speed, vehicle is made to enter car locking state, until vehicle-mounted monitor equipment status restores normal, so as to realize vehicle-mounted monitoring device
State protection.
In order to remind driver in time in the case where exception occurs in vehicle-mounted monitoring device, in another reality of the method for the present invention
It applies in example, when can not also receive the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, display reminding
Information is simultaneously alarmed, for example is alarmed by indicator light and/or buzzer, and the prompt information can pass through text or spy
Determine the expression of the forms such as pattern or symbol, without limitation to this embodiment of the present invention.
In view of vehicle is in car locking state, vehicle-mounted monitoring device is restored normally, to receive vehicle-mounted monitoring device feedback at this time again
Tamper response signal, in such a case, it is possible to stop to control unit of engine send vehicle-locking signal, make vehicle release lock
Car state is restored to normal condition.Further, one can be set because judging by accident caused by the reasons such as signal interference in order to prevent
Duration if receiving tamper response signal certain time, then stops to control unit of engine that is, in car locking state
Send vehicle-locking signal.
As shown in figure 4, being another flow chart of the vehicle-mounted monitoring device exception control method of the present invention, including following step
It is rapid:
Step 400, start.
Step 401, judge whether ignition switch gets to ON grades；If so, thening follow the steps 402；Otherwise return step
401。
Step 402, tamper signal is sent to vehicle-mounted monitoring device, timer starts timing.
Step 403, judge whether to receive the tamper response signal that vehicle-mounted monitoring device is fed back；If so, thening follow the steps
404；It is no to then follow the steps 405.
Step 404, timer reset；Then return step 402.
Step 405, judge timing time whether more than the first setting time；If so, thening follow the steps 406；Otherwise, it holds
Row step 403.
Step 406, continue to send vehicle-locking signal to control unit of engine, so that control unit of engine turns engine
Speed control makes vehicle enter car locking state in setting speed.
Step 407, judge whether to receive the tamper response signal that vehicle-mounted monitoring device is fed back；If so, thening follow the steps
408；It is no to then follow the steps 406.
Step 408, judge the tamper response signal duration whether more than the second setting time；If it is, executing step
Rapid 409；It is no to then follow the steps 406.
Step 409, stop to control unit of engine send vehicle-locking signal so that control unit of engine control vehicle into
Enter normal condition.
It should be noted that the transmission of the vehicle-locking signal can be carried out according to setting time interval (such as 10ms).
In another embodiment of the method for the present invention, the number of vehicle-mounted monitoring device record can also be obtained by remote mode
According to, and when exception occur in the data or Misuse occurs in vehicle, car locking instruction is sent to vehicle-mounted monitoring device；Accordingly
Ground sends vehicle-locking signal to control unit of engine, so that engine after the vehicle-mounted monitoring device receives the car locking instruction
Control of engine speed in setting speed, is made vehicle enter car locking state by control unit.
The embodiment of the present invention has been described in detail above, and specific embodiment used herein carries out the present invention
It illustrates, method and system of the invention that the above embodiments are only used to help understand；Meanwhile for the one of this field
As technical staff, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, to sum up institute
It states, the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. a kind of vehicle-mounted monitoring device exception control system characterized by comprising vehicle-mounted monitoring device (8), monitoring unit
(4), ignition switch (3) and control unit of engine (14)；Monitoring unit (4) respectively with vehicle-mounted monitoring device (8) and igniting
It switchs (3) to connect by rigid line, monitoring unit (4) is connect with control unit of engine (14) by CAN bus；
Vehicle-mounted monitoring device (8) is used to monitor and record the running data of vehicle；
The location information of monitoring unit (4) real-time monitoring ignition switch (3), after monitoring that ignition switch (3) gets to ON grades, to
Vehicle-mounted monitoring device (8) sends tamper signal, if not receiving the anti-of vehicle-mounted monitoring device (8) feedback in the first setting time
It tears response signal open, then continues to send vehicle-locking signal to control unit of engine (14) by CAN bus, until receiving vehicle-mounted prison
The tamper response signal of measurement equipment (8) feedback, and continue the in the tamper response signal for receiving vehicle-mounted monitoring device (8) feedback
After two setting times, stop sending vehicle-locking signal；
After control unit of engine (14) receives the vehicle-locking signal, by control of engine speed in setting speed.
2. system according to claim 1, which is characterized in that monitoring unit (4) sends car locking according to setting time interval
Signal.
3. system according to claim 1, which is characterized in that the system also includes: pass through hardware with monitoring unit (4)
The display unit (7) and/or alarm unit of connection, the alarm unit include: buzzer (5) and/or indicator light (6)；
Monitoring unit (4) is also used to not receive the tamper response signal of vehicle-mounted monitoring device (8) feedback in the first setting time
When, display unit (7) display reminding information is controlled, and/or control alarm unit is alarmed.
4. system according to any one of claims 1 to 3, which is characterized in that the system also includes: it is set with vehicle-mounted monitoring
The GPS module (11) that standby (8) are connected by rigid line, for being positioned to vehicle；
Vehicle-mounted monitoring device (8) is also used to monitor whether GPS module (11) opens a way, and after monitoring GPS module (11) open circuit, leads to
It crosses CAN bus and sends vehicle-locking signal to control unit of engine (14).
5. system according to claim 4, which is characterized in that the system also includes: monitor supervision platform (13), with vehicle-mounted prison
Measurement equipment (8) wirelessly communicates, and obtains the data of vehicle-mounted monitoring device (8) record, and exception occur in the data
When, car locking instruction is sent to vehicle-mounted monitoring device (8)；
After vehicle-mounted monitoring device (8) receives the car locking instruction, car locking is sent to control unit of engine (14) by CAN bus
Signal；Vehicle-mounted monitoring device (8) is also used to after monitoring GPS module (11) open circuit, reports GPS to open a way to monitor supervision platform (13)
Warning message.
6. system according to claim 5, which is characterized in that vehicle-mounted monitoring device (8) is Tachographs, monitoring unit
It (4) is combination instrument assembly, monitor supervision platform (13) is remote server.
7. a kind of vehicle-mounted monitoring device exception control method characterized by comprising
After ignition switch gets to ON grades, tamper signal is sent to vehicle-mounted monitoring device；
If not receiving the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, continue to engine control
Unit processed sends vehicle-locking signal, so that control unit of engine is by control of engine speed in setting speed；
And after the tamper response signal for receiving vehicle-mounted monitoring device feedback continues the second setting time, stop sending car locking letter
Number.
8. the method according to the description of claim 7 is characterized in that described continue to send vehicle-locking signal to control unit of engine
It include: to send the vehicle-locking signal according to setting time interval.
9. the method according to the description of claim 7 is characterized in that the method also includes:
If do not receive the tamper response signal of vehicle-mounted monitoring device feedback in the first setting time, display reminding information is simultaneously
It alarms.
10. method according to any one of claims 7 to 9, which is characterized in that the method also includes:
The data of vehicle-mounted monitoring device record are obtained by remote mode, and exception or vehicle appearance occur in violation of rules and regulations in the data
In use, sending car locking instruction to vehicle-mounted monitoring device；
After the vehicle-mounted monitoring device receives the car locking instruction, vehicle-locking signal is sent to control unit of engine.
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| CN201611253569.4A CN106627140B (en) | 2016-12-30 | 2016-12-30 | Vehicle-mounted monitoring device exception control system and method |
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| CN201611253569.4A CN106627140B (en) | 2016-12-30 | 2016-12-30 | Vehicle-mounted monitoring device exception control system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108154638A (en) * | 2018-01-31 | 2018-06-12 | 安徽江淮汽车集团股份有限公司 | A kind of automobile fire alarm system and method |
| CN108749764B (en) * | 2018-03-30 | 2020-10-16 | 北汽福田汽车股份有限公司 | Vehicle locking control method, vehicle-mounted terminal, engine electronic control unit and vehicle |
| CN113810176A (en) * | 2020-06-11 | 2021-12-17 | 卓品智能科技无锡有限公司 | Vehicle-mounted terminal anti-dismounting method based on SM2 encryption |
| CN114312660A (en) * | 2020-10-10 | 2022-04-12 | 怀化市联翰信息科技有限公司 | Vehicle remote anti-theft system and method based on GPS |
| CN114545892A (en) * | 2021-11-30 | 2022-05-27 | 深圳元戎启行科技有限公司 | Execution mechanism abnormity monitoring method, monitoring equipment and computer readable storage medium |
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| CN106627140A (en) | 2017-05-10 |
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