CN114373303A - Mobile modularized public security intelligent inspection station system - Google Patents
Mobile modularized public security intelligent inspection station system Download PDFInfo
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Abstract
The invention relates to a mobile modularized public security intelligent inspection station system, which comprises a pre-sensing area, a guide area, a security inspection area, a disposal area, an interception area and a cloud platform, wherein the pre-sensing area is provided with an image acquisition device at a certain distance in the coming direction, and the image acquisition device acquires information and uploads the information to the cloud platform for comparison and identification; the guiding area is provided with a notice board, and the cloud platform sends the comparison and identification result to the notice board; the safety inspection area comprises a safety inspection channel and an inspection-free channel, and a movable combined vehicle inspection station is arranged in the safety inspection channel; the treatment area comprises a mobile inspection vehicle; the intercepting area comprises a first movable car arrester and an intercepting vehicle, wherein the first movable car arrester is arranged at the intersection of the driving direction. The invention aims to provide a mobile modularized public security intelligent inspection station system, the whole system is not limited by sites and environments, the security inspection site, the position and the direction can be adjusted at any time according to the security inspection requirements of police, and the system can be deployed quickly.
Description
Technical Field
The invention relates to the technical field of security check systems, in particular to a mobile modularized public security intelligent inspection station system.
Background
The inspection station for security inspection is an important barrier for consolidating the peripheral boundary of a city and effectively preventing, controlling and filtering various risks, is a key fulcrum in a public security, control and checkpoint system, is also an important channel for solving various crimes in the city and promotes the prevention, control and management capability.
In practical applications, many vehicle security checks are not a normal mechanism, and are only purposefully implemented in special periods or under the condition of serious security activities and the like. In this case, the utilization rate of the vehicle security check device is not high. It is therefore not necessary if fixed security devices and systems are used. In addition, the fixed security inspection system cannot be adjusted, expanded or changed according to the actual application requirements, and does not talk about system data fusion, such as temporary increase of special requirements for temperature measurement and the like, or change among vehicle inspection, human inspection and human-vehicle inspection. This has prompted application requirements in the market for mobile, detachable security devices.
Disclosure of Invention
The invention aims to provide a mobile modularized public security intelligent inspection station system, the whole system is not limited by sites and environments, the security inspection site, the position and the direction can be adjusted at any time according to the security inspection requirements of police, and the system can be deployed quickly.
In order to achieve the above object, the basic scheme of the invention is as follows:
the mobile modularized public security intelligent inspection station system comprises a pre-sensing area, a guide area, a security inspection area, a disposal area, an interception area and a cloud platform, wherein an image acquisition device is arranged in the pre-sensing area at a certain distance from the coming direction, and the image acquisition device acquires information of the appearance, license plate number and face image of a passing vehicle and uploads the information to the cloud platform for comparison and identification; the cloud platform sends the comparison and identification result to the prompt board; the safety inspection area comprises a safety inspection channel and an inspection-free channel, and a movable combined vehicle inspection station is arranged in the safety inspection channel; the direction board carries out shunting prompt on the vehicle, and the normal vehicle walks through a non-inspection channel; a vehicle to be detected passes through a security inspection channel; the treatment area comprises a mobile inspection vehicle; the intercepting area comprises a first movable car arrester and an intercepting vehicle, wherein the first movable car arrester is arranged at the intersection of the driving direction.
Compare in prior art this application's portable modularization policeman intelligence inspection station system have following beneficial effect:
the scheme combines the mobile card setting business to develop the flow, collects the basic information of people, vehicles and objects in all directions and at multiple angles, and immediately adopts multiple modes for alarm linkage when the alarm condition is found in the whole process, and the process is accompanied with the completion of the whole flow. The whole system is not limited by sites and environments, the safety inspection site, position and direction can be adjusted at any time according to the police safety inspection requirements, and the system is deployed quickly, namely, the system can be used after being installed, and can be transported after being unloaded. And restoring the road to the original state after the security inspection task is completed. All the functional modules and the equipment models can be randomly selected, combined, increased, decreased and replaced so as to meet the requirements of different task targets, environmental conditions and police service mechanisms.
Preferably, the mobile combination vehicle inspection station comprises a greenhouse, a front row face camera, a rear tail box inspection camera, a vehicle bottom scanning camera, an MAC code collector, a gateway and a control terminal, wherein the cloud platform is in signal connection with the front row face camera, the rear tail box inspection camera, the MAC code collector and the control terminal, and the control terminal is in signal connection with the gateway; the front-row face camera, the rear-row face camera and the rear trunk inspection camera are arranged in the greenhouse and are respectively used for capturing front-row passenger face information, rear-row passenger face information and article information in the rear trunk in the vehicle; the vehicle bottom scanning camera is pre-buried in the greenhouse and used for capturing the condition of the vehicle chassis.
Preferably, the mobile combination vehicle inspection station further comprises a guide indicator lamp and a voice module, the voice module prompts a vehicle to enter the greenhouse, and the voice module automatically plays voice to remind a passenger to put down a front window and a rear window.
Preferably, the barrier gate comprises a control module and a movement, and the control module adopts a TCP/IP communication mode.
Has the advantages that: the TCP/IP communication mode has high communication efficiency and high speed, the communication speed is tens of times of that of RS485, and the information transmission between the barrier gate and the control terminal and between the barrier gate and the anti-collision terminal is faster by adopting the communication mode.
Preferably, a second mobile car arrester is arranged in the driving-away direction of the greenhouse and is in signal connection with the control terminal.
Preferably, the mobile inspection vehicle comprises an inlet and an outlet, and a command area, an inspection area and an equipment area are arranged in the mobile inspection vehicle; the command area comprises a workbench and a display screen; and an X-ray scanner, a metal detection door, a handheld metal detector, an explosive detector and a witness integrated verification terminal are arranged in the inspection area.
Has the advantages that: the system can realize the quick and efficient security check of people, vehicles and objects, and improves the duty efficiency.
Preferably, the display screen is connected with the cloud platform.
Preferably, the intercepting area is further provided with an anti-collision terminal, the anti-collision terminal is in signal connection with the barrier gate and the first mobile car arrester respectively, and the anti-collision terminal is used for receiving a pole running signal of the barrier gate and starting the first mobile car arrester to intercept the suspected car; when the anti-collision terminal judges that a normal vehicle enters an interception area at the same time through the radar sensor, the anti-collision terminal calls to stop the first mobile car arrester.
Preferably, the method for recognizing the front-row face camera and the back-row face camera is as follows:
step one, acquiring and detecting a face image: firstly, judging whether a human face exists in an input human face image or video stream based on the facial features of the human, and further giving the position and the size of each face and the position information of each facial organ if the human face exists;
step two, preprocessing the face image: based on the face acquisition and detection result obtained in the step one, optimizing and preferentially selecting the selected face picture through a face intelligent algorithm, and selecting the optimal face in the current environment;
step three, extracting the facial image features: based on the optimal face under the current environment obtained in the step two, obtaining characteristic data according to the shape description of the face organs and the distance characteristics between the organs;
step four, comparing and identifying the human face features: and forming face feature data through the collected face pictures, searching and matching the face feature data with a face feature data template in a rear-end face library, and outputting a result obtained by matching if the similarity exceeds the threshold value by setting a threshold value.
Preferably, the characteristic data in step three includes euclidean distance, curvature and angle.
In the technical scheme, the collected image is converted into a gray image through image preprocessing in the second step, so that a reliable image basis is provided for the extraction and identification of the later-stage face features. And thirdly, extracting data such as Euclidean distance, curvature, angle and the like of the optimal human face organ to improve the accuracy and hierarchy of feature extraction. And step four, the time from comparison to alarm is within 2 seconds, which is several times of that of manual comparison and confirmation. Meanwhile, the system gives an alarm in time to provide sufficient response time for security personnel to take control measures.
Drawings
Fig. 1 is a schematic plan view of a mobile modular police intelligent checkpoint system according to an embodiment of the present invention;
FIG. 2 is a schematic plan view of a mobile combination vehicle inspection station according to an embodiment of the present invention;
FIG. 3 is a schematic plan view of a mobile inspection vehicle according to an embodiment of the present invention;
fig. 4 is a system block diagram of a mobile modular police intelligent checkpoint system according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the system comprises an image acquisition device 1, a notice board 2, a mobile combined vehicle inspection station 3, a first mobile vehicle arrester 4, an intercepted vehicle 5, a greenhouse 6, a front row face camera 7, a rear row face camera 8, a rear trunk inspection camera 9, a vehicle bottom scanning camera 10, a barrier gate 11, a control terminal 12, a second mobile vehicle arrester 13 and an anti-collision terminal 14.
As shown in fig. 1-4, the present embodiment illustrates a mobile modularized public security intelligent inspection station system, which includes a pre-sensing area, a guiding area, a security inspection area, a disposal area, an intercepting area, and a cloud platform.
The image acquisition device 1 is arranged at a certain distance in the coming direction of the vehicle in the pre-sensing area, and the image acquisition device 1 acquires information of the appearance, license plate number and face image of a driver of the passing vehicle and uploads the information to the cloud platform for comparison and identification.
In this embodiment, set up the integrative bayonet socket camera of 900 ten thousand people's cars or the camera is taken a candid photograph to laser window in the 200 meters department of the direction of coming a car, realize the collection to the motor vehicle license plate, the driver face through the vehicle and other information to upload and compare the discernment to the cloud platform, realize suspect vehicle and navigating mate's automatic early warning.
The guiding area is provided with a notice board 2 or an electronic guide screen capable of displaying the number of the license plate, and the vehicle can be classified and guided to enter a security inspection area to be subjected to security inspection or to go straight without inspection according to the information preprocessing result of the pre-sensing area. The cloud platform will compare the recognition result and send to notice board 2 on, notice board 2 is used for guiding the vehicle to get into the security check district.
The security check area comprises a security check channel and a non-check channel, and a mobile combined vehicle check station 3 is arranged in the security check channel. The direction board carries out shunting prompt on the vehicle, and the normal vehicle walks through a non-inspection channel; and the vehicle to be detected passes through a security inspection channel.
The treatment area comprises a mobile inspection vehicle; the intercepting area comprises a first mobile car arrester 4 and an intercepting vehicle 5 which are arranged at the intersection of the driving-away direction. The mobile combined vehicle inspection station 3 can carry out automatic security inspection flow on the cars with less than seven seats, or arrange passengers to get off and enter the mobile inspection vehicle for security inspection of the people and personal belongings. A first mobile car arrester 4 is installed at the intersection of the driving-away direction in the security inspection area, and meanwhile, an intercepting vehicle 5 is deployed to form echelon interception.
Specifically, the mobile combination vehicle inspection station 3 comprises a greenhouse 6, a front row face camera 7, a rear row face camera 8, a rear tail box inspection camera 9, a vehicle bottom scanning camera 10, an MAC code collector, a barrier gate 11 and a control terminal 12, wherein the cloud platform is in signal connection with the front row face camera 7, the rear row face camera 8, the rear tail box inspection camera 9, the MAC code collector and the control terminal 12, and the control terminal 12 is in signal connection with the barrier gate 11; the front-row face camera 7, the rear-row face camera 8 and the rear trunk inspection camera 9 are installed in the greenhouse 6 and are respectively used for capturing front-row passenger face information, rear-row passenger face information and article information in the rear trunk in the vehicle; the vehicle bottom scanning camera 10 is pre-embedded in the greenhouse 6 and used for capturing the condition of the vehicle chassis.
The mobile combined vehicle inspection station 3 further comprises a guide indicator light and a voice module, and when the guide indicator light is green, a vehicle to be inspected enters the greenhouse 6; the voice module prompts the vehicle to enter the greenhouse 6, and the voice module automatically plays voice to remind the passenger to put down the front window and the rear window.
When the guiding indicator light is green, the vehicle enters the security check greenhouse 6; the voice prompts the vehicle to enter the security check parking space, and the system automatically plays voice to remind the passenger to put down the front window and the rear window. And a second mobile car arrester 13 is arranged in the driving-off direction of the greenhouse 6, and the second mobile car arrester 13 is in signal connection with the control terminal 12.
Meanwhile, the left and right front-row face cameras 7 at the front end of the security check parking space are matched with each other to automatically capture face information of front-row drivers' seats, copilot seats and rear-row middle-seat passengers.
Two back row face snapshot cameras are arranged at the left and right sides of the back ends of two sides of the security check parking space and automatically capture face information of passengers in the back row.
The front-row face cameras 7 and the rear-row face cameras 8 are uploaded to the cloud platform through the network to be compared and checked, and the cloud platform sends the checking result to the control terminal 12.
The method for identifying the front row face camera 7 and the rear row face camera 8 comprises the following steps:
step one, acquiring and detecting a face image: firstly, judging whether a human face exists in an input human face image or video stream based on the facial features of the human, and further giving the position and the size of each face and the position information of each facial organ if the human face exists;
step two, preprocessing the face image: based on the face acquisition and detection result obtained in the step one, optimizing and preferentially selecting the selected face picture through a face intelligent algorithm, and selecting the optimal face in the current environment;
step three, extracting the facial image features: based on the optimal face under the current environment obtained in the step two, obtaining characteristic data according to the shape description of the face organs and the distance characteristics between the organs;
step four, comparing and identifying the human face features: and forming face feature data through the collected face pictures, searching and matching the face feature data with a face feature data template in a rear-end face library, and outputting a result obtained by matching if the similarity exceeds a threshold value by setting the threshold value.
The preprocessing process in the second step mainly comprises light compensation, gray level transformation, histogram equalization, normalization, geometric correction, filtering, sharpening and the like of the face image; the feature data in step three include euclidean distance, curvature, and angle.
The face screening logic of the step two is as follows: and screening the optimal human face in the human face sequence through the human face detection confidence ranking.
The policeman on duty can also require the driver and passengers to open the trunk by themselves, and the objects in the trunk are inspected through the trunk detection camera.
After checking, the control system automatically starts the barrier 11 to release the vehicle; when the checking result is abnormal, the control system sends out an alarm signal, and the on-duty policeman requires the driver and passengers to submit the identity card or the driving license for further checking on the control terminal 12.
If the suspected vehicle tries to break the rod and rush the card, the barrier 11 will link the second movable car arrester 13 to intercept the vehicle. After the safety inspection is finished, the information of the vehicles and the verification results of the vehicles are uploaded to the cloud platform database together for storing the information of the vehicles and the vehicles in a human-vehicle correlation mode.
The barrier 11 comprises a control module and a machine core, wherein the control module adopts a TCP/IP communication mode. The main control system of the barrier 11 adopts an ARM processor, has high processing speed and strong anti-interference performance, and is suitable for complex industrial control application environments. And a TCP/IP communication mode is adopted, so that the communication efficiency is high, the speed is high, the stability is good, and the wiring is convenient.
The barrier 11 is internally provided with a license plate camera which automatically identifies license plate information. The license plate camera adopts a 200-ten-thousand-pixel high-definition video acquisition technology, an automatic imaging control technology is matched with an intelligent light supplement lamp, so that the accurate identification of information such as motor license plates, vehicle colors, vehicle types, vehicle speeds and the like under various illumination such as strong light direct light, strong backlight, night and the like is realized, road vehicles are effectively captured, vehicle information is recorded and is provided for a management unit to analyze, dig and study and judge.
The front row face camera 7 and the back row face camera 8 adopt a CMOS intelligent face infrared cylinder type network camera with 200 ten thousand pixels 1/2.8', an intelligent deep learning face algorithm is embedded in the camera, target features are extracted by the camera, and a deep face image for learning is formed; the method supports front-end face comparison, supports detection, tracking, snapshot, grading, feature extraction and identification of the moving face, and outputs an optimal face comparison result; various face snapshot modes are supported: the face snapshot modes such as interval, after leaving (distance is preferred and quality is preferred) and the like, wherein the snapshot times can be set; and various parameter settings such as face recognition, list management, alarm setting, comparison record and the like are supported.
The rear tail box inspection camera 9 is an infrared star-light ball machine of Dahua 4 inches and is arranged at the upper end of the rear part of the greenhouse 6.
The control terminal 12 mainly comprises an industrial-grade touch display all-in-one machine, a second-generation identity card reader, an OCR (optical character recognition) certificate scanning device, an emergency alarm button and an integrated structural member.
The control terminal 12 can display the license plate snapshot picture and the recognized license plate number, the passing videos of the front and back 4 personal face snapshot cameras, the snapshot human face picture, the captured MAC code information, the number of security check vehicles, the snapshot human face number, the alarm number and other day statistical information in real time on the interface.
Further, the mobile inspection vehicle comprises an inlet and an outlet, and a command area, an inspection area and an equipment area are arranged in the mobile inspection vehicle; the command area comprises a workbench and a display screen; be provided with X-ray scanner, metal detection door, handheld metal detector, explosive detector, testimony of a witness unification verification terminal in the inspection area, can realize the high-efficient safety inspection of people, car, thing and check, improved the efficiency on duty. The equipment area can be used for placing the car arrester, the checking plate, the notice plate 2, the speed limit plate, the warning lamp, the cone and other equipment protection intercepting equipment.
The mobile inspection vehicle is refitted by adopting an eight-meter trailer.
The display screen with the cloud platform is connected, can real time monitoring whole process on duty, ensures to carry out comprehensive effectual control and command to vehicle, personnel, each regional place. The equipment cabinet can be used for placing movable car arrester, checking plate, guide plate, speed-limiting plate, warning lamp and cone cylinder etc. and is equipped with blocking protective intercepting equipment.
The intercepting area is further provided with an anti-collision terminal 14, the anti-collision terminal 14 is in signal connection with the barrier 11 and the first mobile car arrester 4 respectively, and the anti-collision terminal 14 is used for receiving a rod running signal of the barrier 11 and starting the first mobile car arrester 4 to intercept the suspected car; when the anti-collision terminal 14 judges that normal vehicles enter the intercepting area at the same time through the radar sensor, the first mobile car arrester 4 is stopped in time to prevent the normal vehicles from being blocked by mistake.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Portable modularization policeman intelligent check station system, its characterized in that: comprises a pre-sensing area, a guide area, a security inspection area, a disposal area, an interception area and a cloud platform,
the image acquisition device (1) is arranged in the pre-sensing area at a certain distance in the coming direction, and the image acquisition device (1) acquires information of the appearance, license plate number and face image of a passing vehicle and uploads the information to the cloud platform for comparison and identification;
the guiding area is provided with a notice board (2), and the cloud platform sends a comparison recognition result to the notice board (2);
the safety inspection area comprises a safety inspection channel and an inspection-free channel, and a movable combined vehicle inspection station (3) is arranged in the safety inspection channel; the direction board carries out shunting prompt on the vehicle, and the normal vehicle walks through a non-inspection channel; a vehicle to be detected passes through a security inspection channel;
the treatment area comprises a mobile inspection vehicle;
the intercepting area comprises a first movable car arrester (4) and an intercepting vehicle (5) which are arranged at the intersection of the driving-away direction.
2. The mobile modular police intelligent checkpoint system of claim 1 wherein: the mobile combined vehicle inspection station (3) comprises a greenhouse (6), a front row face camera (7), a rear row face camera (8), a rear tail box inspection camera (9), a vehicle bottom scanning camera (10), an MAC code collector, a gateway (11) and a control terminal (12), the cloud platform is in signal connection with the front row face camera (7), the rear row face camera (8), the rear tail box inspection camera (9), the MAC code collector and the control terminal (12), and the control terminal (12) is in signal connection with the gateway (11); the front-row face camera (7), the rear-row face camera (8) and the rear trunk inspection camera (9) are installed in the greenhouse (6) and are respectively used for capturing front-row passenger face information, rear-row passenger face information and article information in the rear trunk in the vehicle; the vehicle bottom scanning camera (10) is pre-buried in the greenhouse (6) and used for capturing the condition of the vehicle chassis.
3. The mobile modular police intelligent checkpoint system of claim 2 wherein: the mobile combination vehicle inspection station (3) further comprises a guide indicator lamp and a voice module, the voice module prompts a vehicle to enter the greenhouse (6), and the voice module automatically plays voice to remind a passenger to put down a front window and a rear window.
4. The mobile modular police intelligent checkpoint system of claim 2 wherein: the barrier gate (11) comprises a control module and a machine core, wherein the control module adopts a TCP/IP communication mode.
5. The mobile modular police intelligent checkpoint system of claim 2 wherein: and a second mobile car arrester (13) is arranged in the driving-off direction of the greenhouse (6), and the second mobile car arrester (13) is in signal connection with the control terminal (12).
6. The mobile modular police intelligent checkpoint system of claim 1 wherein: the mobile inspection vehicle comprises an inlet and an outlet, and a command area and an inspection area are arranged in the mobile inspection vehicle; the command area comprises a workbench and a display screen; and an X-ray scanner, a metal detection door, a handheld metal detector, an explosive detector and a witness integrated verification terminal are arranged in the inspection area.
7. The mobile modular police intelligent checkpoint system of claim 6, wherein: the display screen is connected with the cloud platform.
8. The mobile modular police intelligent checkpoint system of claim 2 wherein: the intercepting area is further provided with an anti-collision terminal (14), the anti-collision terminal (14) is in signal connection with the barrier gate (11) and the first mobile car arrester (4) respectively, and the anti-collision terminal (14) is used for receiving a rod running signal of the barrier gate (11) and starting the first mobile car arrester (4) to intercept the suspect car; and when the anti-collision terminal (14) judges that normal vehicles enter an interception area at the same time through the radar sensor, the first mobile car arrester (4) is called to stop.
9. The mobile modular police intelligent checkpoint of claim 2 characterized in that the front row of face cameras (7) and the back row of face cameras (8) are identified by the following method:
step one, acquiring and detecting a face image: firstly, judging whether a human face exists in an input human face image or video stream based on the facial features of the human, and further giving the position and the size of each face and the position information of each facial organ if the human face exists;
step two, preprocessing the face image: based on the face acquisition and detection result obtained in the step one, optimizing and preferentially selecting the selected face picture through a face intelligent algorithm, and selecting the optimal face in the current environment;
step three, extracting the facial image features: based on the optimal face under the current environment obtained in the step two, obtaining characteristic data according to the shape description of the face organs and the distance characteristics between the organs;
step four, comparing and identifying the human face features: and forming face feature data through the collected face pictures, searching and matching the face feature data with a face feature data template in a rear-end face library, and outputting a result obtained by matching if the similarity exceeds the threshold value by setting a threshold value.
10. The mobile modular police intelligent checkpoint of claim 9 further comprising: the feature data in step three include euclidean distance, curvature, and angle.
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