CN206406888U - A kind of alarming device for automobile anti-theft and system - Google Patents

A kind of alarming device for automobile anti-theft and system Download PDF

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Publication number
CN206406888U
CN206406888U CN201720103620.7U CN201720103620U CN206406888U CN 206406888 U CN206406888 U CN 206406888U CN 201720103620 U CN201720103620 U CN 201720103620U CN 206406888 U CN206406888 U CN 206406888U
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China
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theft
burglar alarm
automobile
alarming
bcm
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CN201720103620.7U
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Chinese (zh)
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黄小龙
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Great Wall Motor Co Ltd
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Great Wall Motor Co Ltd
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Abstract

The utility model is related to vehicular field there is provided a kind of alarming device for automobile anti-theft and system, and the alarming device for automobile anti-theft includes:The car body controller BCM of the vehicle CAN bus system comprising lock is connected to, suitable for receiving vehicle location information from vehicle CAN bus system;And it is connected to BCM telecommunication unit, wherein, telecommunication unit is suitable for the vehicle location information received by forwarding BCM to anti-theft positioning alarming server, automobile is positioned to enable burglar alarm server to be based on bus location information, and telecommunication unit is further adapted for receiving burglar alarm triggering command and is forwarded to BCM, BCM is suitable at least control lock to perform car locking action according to burglar alarm triggering command;Wherein, burglar alarm triggering command is at least from anti-theft positioning alarming server.Alarming device for automobile anti-theft described in the utility model can also be to the remote control of car door sash lock while can provide antitheft positioning function for automobile, and improves the security of automobile.

Description

A kind of alarming device for automobile anti-theft and system
Technical field
The utility model is related to automobile technical field, more particularly to a kind of alarming device for automobile anti-theft.On this basis, originally Utility model further relates to a kind of system with the alarming device for automobile anti-theft.
Background technology
Current car alarm is mounted in the Anti-theft positioning device of automotive interior, and it is communicated with automobile controller, and Corresponding security method includes:Automobile controller judge whether to receive illegal invasion (break vehicle window, the violences such as lock of forcing open the door Mode) detection signal, when automobile controller judges to receive detection signal, the in-car Anti-theft positioning device generation alarm of control Information, and carry out antitheft positioning report by GPS (Global Positioning System, global positioning system) communication modes It is alert.
But, this Anti-theft positioning device of the prior art has the disadvantage that:
First, the communication between Anti-theft positioning device and automobile controller is maintained, battery cruising time is have impact on, and most Warning function is influenceed eventually;
Second, Anti-theft positioning device is usually placed in the nacelle position easily seeped water, anti-theft feature failure is easily caused;
Third, the cost of purchase and installation Anti-theft positioning device is higher and is unfavorable for popularization and application;
Although fourth, Anti-theft positioning device can inform that car owner is alarmed using GPS communication modes, car can not be passed through The remote control to car door sash lock is realized in communication between Intranet and outer net.
Therefore, it is necessary to be improved to car alarm, to solve at least part technology that above-mentioned prior art is present Problem.
Utility model content
In view of this, the utility model is directed to a kind of alarming device for automobile anti-theft, and it is antitheft fixed to be provided for automobile Can also be to the remote control of car door sash lock while bit function, and the security of automobile is improved, prior art can be avoided The problems such as endurance of storage battery is reduced caused by mutual communication between middle Anti-theft positioning device and automobile middle control device.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of alarming device for automobile anti-theft, including:It is connected to the car body controller of the vehicle CAN bus system comprising lock BCM, suitable for receiving vehicle location information from the vehicle CAN bus system;And it is connected to the telecommunication list of the BCM Member, wherein, the telecommunication unit is suitable to forward vehicle location information to the anti-theft positioning alarming received by the BCM to take Business device, automobile is positioned to enable the burglar alarm server to be based on the bus location information, and described long-range logical Letter unit is further adapted for receiving burglar alarm triggering command and is forwarded to the BCM, and the BCM is suitable to be touched according to the burglar alarm Send instructions and at least control the lock to perform car locking action;Wherein, the burglar alarm triggering command is at least from described antitheft Locating alarming server.
Further, the BCM includes:Lock control module, is connected to the lock and suitable for according to the anti-theft journal Alert triggering command controls the lock to perform car locking action;And warning control module, it is connected to the vehicle CAN bus system In alarm unit and moved suitable for controlling the alarm unit to perform the warning alert according to the burglar alarm triggering command Make.
Further, the lock is locked comprising car door lock and/or vehicle window, wherein, the lock control module is suitable to basis The burglar alarm triggering command, which is performed, switchs the car door lock and/or vehicle window lock.
Further, the telecommunication unit includes the car-mounted terminal for being connected to burglar alarm server.
Further, the vehicle CAN bus system also includes sensing detection unit, and the sensing detection unit is suitable to inspection Measuring car is by invasion situation to generate burglar alarm triggering command, and the telecommunication unit is suitable to the anti-theft journal received Alert triggering command comes from the anti-theft positioning alarming server and/or the sensing detection unit.
Further, the alarm unit be steering indicating light and/or instrument panel lamp, wherein, the BCM be suitable to according to described antitheft Triggering command of alarming controls the steering indicating light and/or the instrument panel lamp to perform bright snap action according to set frequency and duration.
Further, the alarm unit is double-tone electric horn;And the alarming device for automobile anti-theft also includes connection To the BCM ante-chamber safety box and be connected to the relay of the ante-chamber safety box, wherein, the BCM is suitable to according to institute Stating burglar alarm triggering command controls the ante-chamber safety box to export electric signal to the relay to control the electric loudspeaker of the double-tone Perform the action that pipes according to set frequency and duration.
Further, the BCM includes CAN_LIN gateway modules, and one end of the CAN_LIN gateway modules passes through LIN Bus is connected to the ante-chamber safety box, wherein, the CAN_LIN gateway modules are suitable to according to the burglar alarm triggering command LIN signals are exported to the ante-chamber safety box.
Relative to prior art, alarming device for automobile anti-theft described in the utility model has the advantage that:
(1) on the one hand alarming device for automobile anti-theft described in the utility model obtains vehicle location information by BCM and will Vehicle location information is forwarded to anti-theft positioning alarming server to position automobile, thus achieves and is integrated in locating anti-theft function In the BCM of automotive system, the power consumption of external Anti-theft positioning device in the prior art independently of Vehicular system is solved, because laying The problem of caused anti-theft feature failure of position easily infiltration and higher cost, and be conducive to automobile burglar locating alarming application of function Popularization;On the other hand, it is user by the burglar alarm triggering command pushed at least from anti-theft positioning alarming server Remote control to automobile lock provides a kind of new solution.
(2) alarming device for automobile anti-theft described in the utility model on the one hand also by the alarm unit of BCM and automobile it Between connection realize the warning alert of vehicle, the alarm unit can be automobile original part (for example loudspeaker, steering indicating light, Instrument), thus, it is possible to control the original part of automobile to warn alarm to be performed in the case where user learns that vehicle is stolen based on BCM To prevent the person of sabotaging;On the other hand, also by the detection of sensing detection unit to generate burglar alarm triggering command, thus, it is possible to It is enough in the failure of automobile car locking and reminder announced user to take measures in time during by illegal invasion.
Another object of the present utility model is to propose a kind of automotive anti-theft alarming system, so that obtaining user is easier positioning Automobile and to automobile carry out remote control.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of automotive anti-theft alarming system, the automotive anti-theft alarming system includes:It is provided with above-mentioned automobile anti-theft alarm Device;Anti-theft positioning alarming server, suitable for receiving bus location information from the alarming device for automobile anti-theft to position automobile, And send burglar alarm triggering command to the alarming device for automobile anti-theft at least to control lock to perform car locking action.
Further, the automotive anti-theft alarming system also includes:The use being connected with the anti-theft positioning alarming server Family terminal, for receiving the interactive operation of user to generate the burglar alarm triggering command, and causes the anti-theft journal police uniform Device be engaged in suitable for receiving the burglar alarm triggering command from the user terminal.
The automotive anti-theft alarming system is had the advantage that with above-mentioned alarming device for automobile anti-theft relative to prior art It is identical, it will not be repeated here.
Other features and advantages of the utility model will be described in detail in subsequent embodiment part.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The exemplary embodiment of type and its illustrate be used for explain the utility model, do not constitute to it is of the present utility model it is improper limit. In the accompanying drawings:
Fig. 1 is the structural representation of the alarms and security systems for automobiles described in the embodiment of the utility model one;
Fig. 2 is the structural representation of the alarms and security systems for automobiles described in another embodiment of the utility model;
Fig. 3 be Fig. 2 shown in alarming device for automobile anti-theft in car body controller BCM a kind of exemplary detailed construction Schematic diagram;
Fig. 4 is a kind of exemplary detailed construction signal of the car body controller BCM control twin-horn sets shown in application drawing 3 Figure;
Fig. 5 is the configuration diagram of the automotive theft proof system described in the embodiment of the utility model one.
Description of reference numerals:
10- alarming device for automobile anti-theft, 101-BCM, 102- telecommunication units, 20- vehicle CAN bus systems, 201- Lock, 30- anti-theft positioning alarming servers, 202- alarm units, 1011- lock control modules, 1012- warning control modules, 203- sensing detection units, 1014-CAN transceivers, 1013CAN_LIN gateways, 204- ante-chamber safety boxs.
Embodiment
It should be noted that in the case where not conflicting, the spy in embodiment and embodiment in the utility model Levying to be mutually combined.
Embodiment one
The structural representation of the alarms and security systems for automobiles of the embodiment of the utility model one is illustrated that referring to Fig. 1, such as Fig. 1 institutes Show, the alarming device for automobile anti-theft 10 includes BCM (body control module, car body controller) 101 and telecommunication list Member 102;One end of telecommunication unit 102 is connected to BCM101, and it is antitheft fixed that the other end of the telecommunication unit 102 is connected to Position Alarm Server 30, the BCM101 is additionally coupled to vehicle CAN bus system 20, and the vehicle CAN bus system 20 includes lock 201.The operation principle of the alarming device for automobile anti-theft 10 is:Other vehicle terminations in vehicle CAN bus system 20 (do not show Go out) vehicle location information be forwarded to telecommunication unit 101 via BCM101, the vehicle location information is believed substantially comprising vehicle Breath, status information of vehicle etc.;Telecommunication unit 101 sends the information of vehicles to the anti-theft positioning alarming service of cloud platform Device 30, is achieved in determining vehicle location beyond the clouds;Further, anti-theft positioning alarming server 30 can also be to telecommunication Unit 102 sends burglar alarm instruction, and the telecommunication unit 102 is additionally operable to receive burglar alarm instruction, and this is antitheft Alarm command is sent to BCM101, then the BCM101 according to the burglar alarm instruction calls lock control module 1011 to generate Corresponding lock control signal, and the lock control signal is performed into opening and closing lock action via CAN control lock 201. In the present embodiment, by the way that automobile burglar positioning and remote control function are integrated in automotive system, effectively eliminate solely The problem of extra antitheft positioning and warning device for standing on automotive system communicate caused quiescent current with automotive system, and Also eliminate the cost of the extra burglar alarm independently of automotive system so that present embodiment is easier to promote and answered With.
It is understood that lock 201 can be for controlling the lock of car door and/or vehicle window, it is possible thereby to realize pair Remote control is opened and closed car door and/or vehicle window;The lock can also be the lock for controlling some the driving functions of enabling automobile, It is possible thereby to realize that remote control locks all or part of driving function of vehicle.
More specifically, telecommunication unit 102 can be T-BOX (Telematics BOX, car-mounted terminal), the T-BOX Can be built-in with SIM card to realize the communication of mobile network's mode, its major function is to complete in-car net and cloud server Communication interconnection, the wherein T-BOX is suitable to send bus location information to burglar alarm server 30 and from anti-theft journal police uniform Business device 30 receives burglar alarm triggering command.Thus in one case, when vehicle glazing or panoramic roofs are forgotten to close, car Master lock control instruction can be generated by the interactive operation with cloud server so as to realize it is long-range close vehicle glazing or Panoramic roofs.
Embodiment two
The structural representation of the alarms and security systems for automobiles of another embodiment of the utility model, the reality are illustrated that referring to Fig. 2 The mode of applying is the automobile anti-theft alarm dress in a kind of optimal enforcement mode of Fig. 1 illustrated embodiments, Fig. 2 illustrated embodiments 10 are put compared to Fig. 1 illustrated embodiments, it adds warning control module 1012, Yi Ji in car body controller BCM101 Alarm unit 202 and sensing detection unit 203 are added in vehicle CAN bus system 20.Further, on Fig. 2 with respect to Fig. 1 The part of increased structure operation principle, will herein continuing on and openly:Telecommunication unit 102 is suitable to receive antitheft Alarm triggering command, then the burglar alarm triggering command is forwarded to BCM101 by telecommunication unit 102, and BCM101 is according to this Burglar alarm triggering command calls warning control module 1012 to generate warning control signal, and the warning control signal is passed through Telecommunication unit 102 sends to vehicle CAN bus system 20 to control alarm unit 202 to perform warning action.On Fig. 2 phases The operation principle of the structure division the same to Fig. 1, can partly referring to embodiment one description, therefore not in this to go forth.
It should be noted that the burglar alarm triggering command can be as described in embodiment 1 from antitheft positioning report Alert server 30, it is possible thereby to realize that control vehicle performs warning action beyond the clouds, correspondingly the burglar alarm triggering command can Being generated by the interactive operation of terminal (not shown) and user, and via terminal and anti-theft positioning alarming server 30 Communication interaction is transferred to anti-theft positioning alarming server 30;Certainly it is described above be only used as example be not used in restriction this practicality newly The protection domain of type, it is contemplated that automatically generated at the end of anti-theft positioning alarming server 30 the burglar alarm triggering command also should When belonging in protection domain of the present utility model.
As the further optimization of the utility model embodiment, the burglar alarm triggering command can also be from car CAN bus system 20.It is possible thereby to realize the timely prompting and warning to vehicle termination failure.More specifically, the anti-theft journal Alert triggering command can be generated by the sensing detection unit 203 in vehicle CAN bus system 20, the sensing detection unit 203 can be that thus PEPS (Passive Entry&Passive Star, keyless entry and startup) system works as PEPS system Detect when there is abnormal operation (such as car door not correct close), the burglar alarm triggering command is generated in time to trigger Anti-theft warning is acted, and which thereby enhances the security of vehicle.The above-mentioned sensing detection unit 203 is merely possible to for PEPS system Example, can not be with being construed as limiting protection domain of the present utility model, it is contemplated that after vehicle is in armed state pattern, Detection sensor (not shown) in vehicle CAN bus system 20 is just in work state of activation, once the detection sensor is examined When measuring improper or interference operation signal, the detection sensor can correspondingly generate burglar alarm triggering command.
It is the car body controller BCM in the alarming device for automobile anti-theft of the utility model embodiment shown in Fig. 2 referring to Fig. 3 A kind of exemplary detailed construction schematic diagram, as shown in figure 3, the CAN transceiver 1014 and T-BOX are communicated to connect and gone back and car CAN bus system communication connection, to allow car body controller BCM101 to be connected to cloud by vehicle termination T-BOX The vehicle location held server and obtain various information of vehicles by vehicle CAN bus system in particular for positioning vehicle is believed Breath;The warning control module 1012 can be exported directly for controlling the CAN signal of warning lamp to control warning lamp to perform flicker Action, wherein the warning lamp can be that steering indicating light can also be instrument panel lamp, be achieved in flash-caution;On the CAN_LIN nets 1013 are closed, it is suitable to output LIN signals to control electric horn to perform the action that pipes, and the loudspeaker are preferably double-tone (high pitch, bass) Electric horn is achieved in the warning that pipes to realize the alarm that pipes of certain frequency and duration.
By CAN_LIN gateways 1013 double-tone electric horn is controlled to perform piping for certain frequency and duration on BCM101 dynamic The realization of work, referring more specifically to Fig. 4, insures as shown in figure 4, the CAN_LIN gateways 1013 are connected to ante-chamber by LIN buses The input of box 204, so that BCM101 sends SoundCmd and IndSts signals to ante-chamber safety box by LIN signals 204, the output end of the ante-chamber safety box 204 is connected between electric horn breaker point unit and horn switch, wherein the CAN_LIN gateways 1013 have the instrumentalitys of protocol conversion so that BCM101 can export signal that ante-chamber safety box 204 can recognize simultaneously Thus control double-tone electric horn performs the action that pipes according to certain frequency and duration.The action it is understood that this pipes Frequency and duration should be realized that it can be set in advance, close based on the alarm strategy corresponding with the action that pipes Prior art is may be referred in alarm strategy therefore is not illustrated herein.
Embodiment three
Fig. 5 is the configuration diagram of the automotive anti-theft alarming system of another embodiment of the utility model, and it is illustrated that The communication annexation between automobile, cloud platform and user terminal three is included in automotive theft proof system.As shown in figure 5, user Vehicle CAN bus can be included in the automobile using terminal (such as computer and mobile phone) by cloud platform and automobile interconnected communication System, vehicle control device BCM and the T-BOX with communication antenna.On the vehicle CAN bus in the automobile, wagon control Device BCM and T-BOX more specific technical scheme and effect, are referred to embodiment one and embodiment two, therefore herein not It is repeated here.Cloud platform/the operator is laid with least one anti-theft positioning alarming server (not shown), and it is suitable to from automobile Receive bus location information to position automobile, and send burglar alarm triggering command to the automobile to control automobile lock to perform Car locking is acted.So that in one case, can be long-range by cloud platform when car owner has found that someone trespasses vehicle Lock all or part of function of vehicle;And in another case, when car owner has found that vehicle window is not turned off, can pass through Cloud platform remote control vehicle closes vehicle window automatically.
As further optimization, car owner to automobile can also send burglar alarm triggering command by user terminal, with Trigger the warning alert action of automobile.So that in one case, can be long-range when finding that vehicle has forcible entry Control Warning for vehicle alarms to deter effractor.
More specifically, user can use mobile phone A PP to apply carries out communication interaction by cloud platform and automobile, a thus side Face allows user to receive cloud platform transmitted information by mobile phone A PP, and can be real to stolen vehicle by car networking Positioning is applied, facilitates car owner to find stolen vehicle;On the other hand, user can based on cloud platform by control instruction by cloud platform/ Service provider is sent to each associated terminal in BCM and vehicle CAN, thus achieves the remote control of vehicle.
The foregoing is only better embodiment of the present utility model, not to limit the utility model, it is all Within spirit and principle of the present utility model, any modification, equivalent substitution and improvements made etc. should be included in this practicality new Within the protection domain of type.

Claims (10)

1. a kind of alarming device for automobile anti-theft, it is characterised in that including:
The car body controller BCM of the vehicle CAN bus system comprising lock is connected to, suitable for from the vehicle CAN bus system Receive vehicle location information;And
The telecommunication unit of the BCM is connected to,
Wherein, the telecommunication unit is suitable for forwarding the vehicle location information received by the BCM to anti-theft positioning alarming Server, automobile is positioned to enable the burglar alarm server to be based on the bus location information, and
The telecommunication unit is further adapted for receiving burglar alarm triggering command and is forwarded to the BCM, and the BCM is suitable to basis The burglar alarm triggering command at least controls the lock to perform car locking action;
Wherein, the burglar alarm triggering command is at least from the anti-theft positioning alarming server.
2. alarming device for automobile anti-theft according to claim 1, it is characterised in that the BCM includes:
Lock control module, is connected to the lock and suitable for controlling the lock to perform according to the burglar alarm triggering command Car locking is acted;And
Control module is warned, the alarm unit being connected in the vehicle CAN bus system is simultaneously suitable to according to the burglar alarm Triggering command controls the alarm unit to perform the warning alert action.
3. alarming device for automobile anti-theft according to claim 2, it is characterised in that
The lock is locked comprising car door lock and/or vehicle window,
Wherein, the lock control module be suitable to be performed according to the burglar alarm triggering command switch the car door lock and/or The vehicle window lock.
4. alarming device for automobile anti-theft according to claim 1, it is characterised in that the telecommunication unit includes connection To the car-mounted terminal of burglar alarm server.
5. alarming device for automobile anti-theft according to claim 1, it is characterised in that the vehicle CAN bus system is also wrapped Unit containing sensing detection, the sensing detection unit is adapted to detect for vehicle by invasion situation to generate burglar alarm triggering command,
The burglar alarm triggering command that the telecommunication unit is suitable to receive comes from the anti-theft positioning alarming service Device and/or the sensing detection unit.
6. alarming device for automobile anti-theft according to claim 2, it is characterised in that the alarm unit be steering indicating light and/ Or instrument panel lamp,
Wherein, the BCM be suitable to according to the burglar alarm triggering command control the steering indicating light and/or the instrument panel lamp according to Set frequency and duration perform bright snap action.
7. alarming device for automobile anti-theft according to claim 2, it is characterised in that the alarm unit is the electric loudspeaker of double-tone ;And
The alarming device for automobile anti-theft also includes being connected to the ante-chamber safety box of the BCM and is connected to the ante-chamber insurance The relay of box,
Wherein, the BCM is suitable to control the ante-chamber safety box to export electric signal to institute according to the burglar alarm triggering command Relay is stated to control the double-tone electric horn to perform the action that pipes according to set frequency and duration.
8. alarming device for automobile anti-theft according to claim 7, it is characterised in that the BCM includes CAN_LIN gateway moulds Block, one end of the CAN_LIN gateway modules is connected to the ante-chamber safety box by LIN buses,
Wherein, the CAN_LIN gateway modules are suitable to export LIN signals to the ante-chamber according to the burglar alarm triggering command Safety box.
9. a kind of automotive anti-theft alarming system, it is characterised in that the automotive anti-theft alarming system includes:
Alarming device for automobile anti-theft described in claim any one of 1-8;And
Anti-theft positioning alarming server, suitable for receiving bus location information from the alarming device for automobile anti-theft to position automobile, And send burglar alarm triggering command to the alarming device for automobile anti-theft at least to control lock to perform car locking action.
10. automotive anti-theft alarming system according to claim 9, it is characterised in that the automotive anti-theft alarming system is also Including:
The user terminal being connected with the anti-theft positioning alarming server, it is described anti-to generate for receiving the interactive operation of user Alarm triggering command is stolen, and causes the burglar alarm server to be suitable to receive the burglar alarm triggering from the user terminal Instruction.
CN201720103620.7U 2017-01-23 2017-01-23 A kind of alarming device for automobile anti-theft and system Active CN206406888U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107539272A (en) * 2017-09-05 2018-01-05 上海博泰悦臻电子设备制造有限公司 Vehicle safety method, system and vehicle-mounted T Box
CN108961070A (en) * 2018-02-07 2018-12-07 上海小娜汽车技术有限公司 A kind of vehicle anti-theft insurance system based on preceding entrucking network savvy
CN109131073A (en) * 2018-08-20 2019-01-04 广东工业大学 A kind of automobile and vehicle window warning device, method
CN109733321A (en) * 2019-02-26 2019-05-10 张家港氢芯电气系统科技有限公司 Anti-theft device when hydrogen long-tube trailer is long
CN111218961A (en) * 2020-02-28 2020-06-02 雷沃工程机械集团有限公司 Remote control system and method for operation of engineering machinery
CN114932880A (en) * 2022-06-07 2022-08-23 公安部第三研究所 Freight automobile and vehicle-mounted cargo safety protection system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107539272A (en) * 2017-09-05 2018-01-05 上海博泰悦臻电子设备制造有限公司 Vehicle safety method, system and vehicle-mounted T Box
CN108961070A (en) * 2018-02-07 2018-12-07 上海小娜汽车技术有限公司 A kind of vehicle anti-theft insurance system based on preceding entrucking network savvy
CN109131073A (en) * 2018-08-20 2019-01-04 广东工业大学 A kind of automobile and vehicle window warning device, method
CN109733321A (en) * 2019-02-26 2019-05-10 张家港氢芯电气系统科技有限公司 Anti-theft device when hydrogen long-tube trailer is long
CN109733321B (en) * 2019-02-26 2023-09-26 张家港氢芯电气系统科技有限公司 Long-time anti-theft device for hydrogen long pipe trailer
CN111218961A (en) * 2020-02-28 2020-06-02 雷沃工程机械集团有限公司 Remote control system and method for operation of engineering machinery
CN114932880A (en) * 2022-06-07 2022-08-23 公安部第三研究所 Freight automobile and vehicle-mounted cargo safety protection system
WO2023236438A1 (en) * 2022-06-07 2023-12-14 公安部第三研究所 Freight vehicle and on-board goods safety protection system
CN114932880B (en) * 2022-06-07 2024-02-06 公安部第三研究所 Freight car and vehicle-mounted cargo safety precaution system

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