CN111175809A - Micro-vibration vehicle security inspection method and system - Google Patents
Micro-vibration vehicle security inspection method and system Download PDFInfo
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- CN111175809A CN111175809A CN202010100101.1A CN202010100101A CN111175809A CN 111175809 A CN111175809 A CN 111175809A CN 202010100101 A CN202010100101 A CN 202010100101A CN 111175809 A CN111175809 A CN 111175809A
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Abstract
The invention relates to the technical field of security inspection, and discloses a method and a system for security inspection of a micro-vibration vehicle, which comprises the following steps: obtaining the vehicle type of a vehicle to be detected; acquiring a vehicle micro-vibration signal, comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to a vehicle type in a waveform library, judging the waveform type of the vehicle micro-vibration signal, and outputting a vehicle passing state prompt according to the waveform type; the waveform library stores allowable passing waveforms corresponding to various vehicle types and meeting passing standards and a plurality of no-passing waveforms not meeting the passing standards. According to the invention, whether the vehicle meets the traffic standard or not is judged by detecting the vehicle micro-vibration signal, whether the vehicle is hidden or not is judged by the vehicle micro-vibration signal waveform, the detection precision is high, the automation degree is high, and manual intervention is not needed; the invention can automatically judge whether the vehicle is allowed to pass, thereby improving the speed and efficiency of security inspection.
Description
Technical Field
The invention relates to the technical field of security inspection systems, in particular to a method and a system for security inspection of a micro-vibration vehicle.
Background
At present, the vehicle security inspection means mainly comprise the following modes:
1. manual inspection, the method needs to occupy human resources, only can inspect the visible part of the vehicle, and cannot judge whether people hide the interior of the vehicle and the goods in the vehicle;
2. the method comprises the following steps of thoroughly scanning, wherein the thorough scanning is a common means for checking vehicles by prisons, the thorough condition is displayed in real time by a ground high-definition camera, the condition of the bottom of the vehicle can only be watched, most of the vehicles are dead zones detected by the method, and the vehicles cannot be detected;
3. the infrared thermal imaging method is adopted to inspect the vehicle, and because the engine, the water tank and other parts of the vehicle have heating conditions, large-area thermal imaging is finally seen on a thermal imaging interface, and whether the areas are hidden or not cannot be judged by a person;
the X-ray machine scans the vehicle body by emitting X-rays, so that the internal image of the vehicle can be scanned, and the shape and the size of an object can be judged;
therefore, the existing various vehicle security check modes have disadvantages, and the security check system which is used in various occasions and has high detection accuracy still needs further research and development.
Disclosure of Invention
The invention provides a micro-vibration vehicle security inspection method and a system thereof, which solve the technical problem that a vehicle security inspection system in the prior art is incomplete.
The technical scheme of the invention is realized as follows: a micro-vibration vehicle security inspection method comprises the following steps:
acquiring vehicle type data of a vehicle to be detected;
acquiring a vehicle micro-vibration signal, comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to the vehicle type in a waveform library, judging the waveform type of the vehicle micro-vibration signal, and outputting a vehicle passing state prompt according to the waveform type;
the waveform library stores allowable passing waveforms which correspond to various vehicle types and meet passing standards, and a plurality of forbidden passing waveforms which do not meet the passing standards.
As a preferred technical scheme, the vehicle passing state comprises a passing permission state and a passing prohibition state, and if the waveform type is judged to be a passing permission waveform, a passing permission prompt is output; and if the waveform type is judged to be a no-pass waveform, outputting a no-pass prompt.
As a preferred technical scheme, the permission-to-pass prompt is displayed by a green indicator light, a voice prompt or a Chinese character display, and the prohibition-to-pass prompt is displayed by a red indicator light, a voice prompt or a Chinese character display.
Preferably, the method further comprises the step of logging in vehicle information and acquiring vehicle type data from the vehicle information.
Preferably, the vehicle information includes a license plate number, a status code, and a sensitivity level corresponding to a vehicle type.
Preferably, the step of logging in the vehicle information includes a step of acquiring vehicle information to be checked by querying a vehicle information archive or a step of inputting the vehicle information to be checked through an input device.
Preferably, the method further includes writing the detection result and the pass record in the vehicle information file in association with the logged-in vehicle information.
As a preferred technical scheme, the method also comprises the following steps: and acquiring a query keyword, querying data corresponding to the query keyword in a vehicle information file, and outputting a vehicle report corresponding to the keyword.
A micro-shock vehicle security system comprising:
the vibration sensor is used for detecting a vehicle micro-vibration signal;
the database is used for storing a waveform library and a vehicle information archive;
the detection platform is used for receiving the vehicle micro-vibration signal, conditioning and filtering the vehicle micro-vibration signal to obtain the waveform of the vehicle micro-vibration signal, comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to the vehicle type in a waveform library, judging the waveform type of the vehicle micro-vibration signal and outputting a vehicle passing state prompt;
an input device for entering vehicle information;
and the display device is used for outputting the vehicle passing state prompt.
As a preferred technical scheme, the vibration sensor comprises a detection probe and a detection host, wherein the detection probe comprises a plurality of probes which are respectively arranged on the ground of a detection channel and movably arranged on a vehicle to be detected.
The invention has the beneficial effects that: according to the invention, whether the vehicle meets the traffic standard or not is judged by detecting the vehicle micro-vibration signal, whether the vehicle is hidden or not is judged by the vehicle micro-vibration signal waveform, the detection precision is high, the automation degree is high, and manual intervention is not needed; the invention can automatically judge whether the vehicle is allowed to pass, thereby improving the speed and efficiency of security inspection.
The micro-vibration signal of the vehicle is detected, so that the detection precision is high, radiation is avoided, and the human health is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic block diagram of an embodiment of the present invention;
fig. 2 is a flowchart of the operation of the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments, and the description of the embodiments is provided to help understanding of the present invention, but not to limit the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 and 2, the micro-vibration vehicle security inspection system according to the present embodiment includes: a micro-shock vehicle security system comprising: a vibrations sensor for detecting vehicle micro-vibration signal adopts the mechanical vibrations sensor of high accuracy, including vibrations sensor including test probe and detection host computer, test probe includes a plurality ofly, disposes respectively on the ground of detection channel and movable mounting on waiting to examine the vehicle.
The method comprises the steps that a vibration sensor generates detection data to an industrial personal computer, a detection platform is installed on the industrial personal computer, the detection platform receives a vehicle micro-vibration signal and conducts signal conditioning and filtering on the vehicle micro-vibration signal to obtain the waveform of the vehicle micro-vibration signal, the waveform of the vehicle micro-vibration signal is compared with a standard waveform corresponding to a vehicle type in a waveform library, the waveform type of the vehicle micro-vibration signal is judged, and the vehicle passing state is output to a display device for prompting.
The principle of the vehicle micro-vibration detection is as follows: the method comprises the steps of taking a signal detected by a ground probe as a reference, filtering the signal detected by a vehicle probe to obtain a signal detected by the ground probe, obtaining a micro-vibration signal of the vehicle, comparing the waveform of the micro-vibration signal with a standard waveform in a waveform library, and if people are hidden in the vehicle, conforming the waveform of the micro-vibration signal to the heart rate waveform of a human body, namely conforming to the waveform prestored in the waveform library, and not allowing the vehicle to pass.
The detection platform applies the method for the security inspection of the micro-vibration vehicle of the invention and comprises the following steps:
step 1: acquiring the vehicle type of a vehicle to be detected, wherein the micro-vibration signals corresponding to different vehicle types are different;
step 2: acquiring a vehicle micro-vibration signal through a vibration sensor;
and step 3: comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to the vehicle type in a waveform library, and judging the waveform type of the vehicle micro-vibration signal;
and 4, step 4: and outputting a vehicle passing state prompt according to the waveform type.
The waveform library stores allowable passing waveforms corresponding to various vehicle types and meeting passing standards and a plurality of no-passing waveforms not meeting the passing standards.
The vehicle passing state comprises a passing permission state and a passing prohibition state, and if the waveform type is judged to be a passing permission waveform, a passing permission prompt is output; and if the waveform type is judged to be the no-pass waveform, outputting a no-pass prompt.
The permission prompt is displayed by a green indicator light, a voice prompt or a Chinese character display, and the prohibition prompt is displayed by a red indicator light, a voice prompt or a Chinese character display.
Before the vehicle is detected, the vehicle information is logged in through an input device, and the input device such as a keyboard, a Bluetooth communication device, an access card and the like can enable the detection platform to acquire the vehicle information.
The vehicle information comprises license plate numbers, state codes and sensitivity levels corresponding to vehicle types, the larger the vehicle type is, the higher the corresponding sensitivity level is, and the sensitivity level of the vehicle can be modified manually.
Vehicle type data is acquired from vehicle information.
The vehicle information to be checked can be acquired from the vehicle information archive by inquiring the vehicle information archive.
When the vehicle arrives at the detection channel, the personnel in the vehicle get off the vehicle, the door of the vehicle is closed, the vehicle probe is installed on the vehicle, and the ground probe and the vehicle are detected simultaneously.
If the type of the vehicle micro-vibration waveform is judged to be the traffic-allowing waveform, outputting a traffic-allowing prompt; and if the waveform type is judged to be the no-pass waveform, outputting a no-pass prompt.
The vehicle passing state is displayed on the display device, and in the embodiment, the display device comprises a display of an industrial personal computer, a passing indicator lamp of a detection channel and an alarm.
If the passage is allowed, the alarm is displayed on the display in a text or image mode, the passage indicator light is displayed in green, the alarm does not act or alarm bells for allowing the passage and forbidding the passage are preset, and when the passage is allowed, the alarm bells for allowing the passage are played. The alarm bell can be turned off by manual operation.
And after the detection is finished, writing the detection result, the pass record and the corresponding vehicle information into a vehicle information file.
When detecting next time, can directly search for the license plate number, directly transfer vehicle information from vehicle information archives to convenient detection.
The detection platform can also output a vehicle report, inquire data corresponding to the query keyword in the vehicle information file and output the vehicle report corresponding to the keyword. Inputting query keywords such as date, acquiring traffic data of all detected vehicles in the date, inputting license plates, acquiring traffic data of all the vehicles,
the present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A micro-vibration vehicle security inspection method is characterized in that: the method comprises the following steps:
acquiring vehicle type data of a vehicle to be detected;
acquiring a vehicle micro-vibration signal, comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to the vehicle type in a waveform library, judging the waveform type of the vehicle micro-vibration signal, and outputting a vehicle passing state prompt according to the waveform type;
the waveform library stores allowable passing waveforms which correspond to various vehicle types and meet passing standards, and a plurality of forbidden passing waveforms which do not meet the passing standards.
2. The method of claim 1, wherein the method comprises: the vehicle passing state comprises a passing permission state and a passing prohibition state, and if the waveform type is judged to be a passing permission waveform, a passing permission prompt is output; and if the waveform type is judged to be a no-pass waveform, outputting a no-pass prompt.
3. The method of claim 2, wherein the method comprises the steps of: the permission prompt is displayed by a green indicator light, a voice prompt or a Chinese character display, and the prohibition prompt is displayed by a red indicator light, a voice prompt or a Chinese character display.
4. The method of claim 1, wherein the method comprises: the method further comprises the steps of logging in vehicle information and acquiring vehicle type data from the vehicle information.
5. The method of claim 4, wherein the method comprises the steps of: the vehicle information includes a license plate number, a status code, and a sensitivity level corresponding to a vehicle type.
6. The method of claim 4, wherein the method comprises the steps of: the step of logging in the vehicle information includes a step of acquiring the vehicle information to be checked by inquiring the vehicle information file or a step of inputting the vehicle information to be checked through an input device.
7. The method of claim 4, wherein the method comprises the steps of: the method also comprises the step of correspondingly writing the detection result, the pass record and the logged-in vehicle information into a vehicle information file.
8. The method for security inspection of a micro-vibration vehicle according to any one of claims 1 to 7, wherein: further comprising the steps of: and acquiring a query keyword, querying data corresponding to the query keyword in a vehicle information file, and outputting a vehicle report corresponding to the keyword.
9. A micro-shock vehicle security system, comprising:
the vibration sensor is used for detecting a vehicle micro-vibration signal;
the database is used for storing a waveform library and a vehicle information archive;
the detection platform is used for receiving the vehicle micro-vibration signal, conditioning and filtering the vehicle micro-vibration signal to obtain the waveform of the vehicle micro-vibration signal, comparing the waveform of the vehicle micro-vibration signal with a standard waveform corresponding to the vehicle type in a waveform library, judging the waveform type of the vehicle micro-vibration signal and outputting a vehicle passing state prompt;
an input device for entering vehicle information;
and the display device is used for outputting the vehicle passing state prompt.
10. The micro-shock vehicle security system of claim 9, wherein: the vibration sensor comprises a detection probe and a detection host, wherein the detection probe comprises a plurality of detection probes, and the detection probes are respectively arranged on the ground of the detection channel and movably arranged on a vehicle to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010100101.1A CN111175809A (en) | 2020-02-18 | 2020-02-18 | Micro-vibration vehicle security inspection method and system |
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| CN202010100101.1A CN111175809A (en) | 2020-02-18 | 2020-02-18 | Micro-vibration vehicle security inspection method and system |
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