CN114858829A - Portable vehicle scanning system - Google Patents

Abstract

The invention discloses a portable vehicle scanning system, which comprises an X-ray machine, an X-ray electrical appliance box, a linear array detector, a linear array electrical appliance box, an installation support and a host, wherein the X-ray machine or the linear array detector is installed on the installation support; the X-ray machine is connected with the X-ray electrical box, and the X-ray electrical box controls the X-ray machine to emit X-rays; the linear array detector is installed opposite to the X-ray machine and connected with the linear array electrical box, the output end of the linear array electrical box is connected with the host machine in a wired or wireless mode, the linear array detector receives the X-rays of the X-ray machine, converts the X-rays into electric signals through the linear array electrical box and then sends the electric signals to the host machine, and vehicle scanning pictures are displayed on a display of the host machine; the application is adaptable to be installed in various road surfaces, is convenient to install and disassemble, can realize non-stop inspection, and is high in inspection efficiency.

Description

Portable Vehicle Scanning System

technical field

The invention relates to the technical field of vehicle security inspection, in particular to a portable vehicle scanning system.

Background technique

In some occasions, it is often necessary to check the contraband, such as contraband, weapons, explosives, etc. hidden in hidden places such as the interior of the vehicle, door interlayers, and tires. These inspections mainly rely on traditional manual inspections, which are not only inefficient, slow, require a lot of manpower and material resources, but also have poor accuracy. If a fixed or vehicle-mounted large-scale X-ray inspection equipment is used, the site needs to be renovated and constructed. The construction period is long, the investment is large, the cost is high, the maintenance cost is high, and the radiation energy is high. check the time.

SUMMARY OF THE INVENTION

In view of the defects in the prior art, the purpose of the present invention is to provide a portable vehicle scanning system with high inspection efficiency.

The technical scheme adopted in the present invention is:

A portable vehicle scanning system, including an X-ray machine, an X-ray electrical box, a line array detector, a line array electrical box, a mounting bracket and a host, on which the X-ray machine or the line array detector is mounted; The X-ray machine is connected to the X-ray electrical box, and the X-ray electrical box controls the X-ray machine to emit X-rays; the line array detector is installed opposite to the X-ray machine left and right or up and down, and its It is connected with the line array electrical box, the output end of the line array electrical box is connected with the host through wired or wireless mode, and the line array detector receives the X-ray of the X-ray machine and transmits it through the line After the array electrical box is converted into an electrical signal, it is sent to the host, and the vehicle scan picture is displayed on the host display.

Further, the X-ray machine and the X-ray electrical box are installed on one side of the road, the line array detector is vertically installed on the other side of the road through the mounting bracket, and the line array electrical box is placed close to the road. the lower end of the mounting bracket.

Further, the upper end of the linear array detector is bent toward the direction of the X-ray machine, and forms an included angle of 110-150° with the vertical direction.

Further, the installation bracket includes a vertical bracket and a beam, the number of the vertical brackets is two, the two vertical brackets are respectively installed on both sides of the road, the beam spans the road, and its two ends are respectively fixed on the two sides. The X-ray machine is installed in the middle of the beam, the line array detector is laid flat on the road and faces the X-ray machine, and the line array detector is equipped with anti-rolling wheels The speed bump, the X-ray electrical box and the line array electrical box are placed near the mounting bracket.

Further, the mounting bracket is a lifting frame.

Further, the mounting bracket includes a vertically arranged first rod body, a second rod body, a third rod body and a hand crank, the second rod body is rotatably installed in the first rod body, and the lower end of the third rod body is connected to the first rod body. The second rod body is threadedly matched, a first helical gear is fixedly installed on the second rod body, and the hand crank is Z-shaped, and one end of which is fixedly installed with a second helical gear and extends into the first rod body. , and meshes with the first helical gear.

Further, the host includes an image processing unit, the image processing unit includes an image acquisition module, a one-key enhancement module, an image intelligent recognition module, a suspicious object marker measurement module and a communication module, the communication module is used to communicate with the X-ray electrical appliance. The box communicates with the line array electrical box on the local area network, the image acquisition module is used to receive the vehicle image collected by the line array electrical box, and the one-key enhancement module is used for the vehicle image to perform recognition enhancement processing, and the image The intelligent identification module is used for intelligent identification of X-ray security inspection images, mainly identifying and prompting contraband in the images, including but not limited to controlled knives, guns, suspicious containers and packages, etc.

Further, the image processing unit further includes a pseudo-color module for controlling the vehicle image to present different colors according to different corresponding values.

Further, the image processing unit further includes a wireless control module, which is connected with the X-ray machine to control its opening and closing.

Further, the image processing unit further includes a log management module, which is used for automatically generating operation logs and running log information, and providing query and export functions.

Additional aspects and advantages of the present application will be set forth, in part, from the following description, and in part will become apparent from the following description, or may be learned by practice of the present application.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the specific embodiments or the prior art. Similar elements or parts are generally identified by similar reference numerals throughout the drawings. In the drawings, each element or section is not necessarily drawn to actual scale.

1 is a schematic structural diagram of a portable vehicle scanning system provided by an embodiment of the application;

2 is a schematic structural diagram of a portable vehicle scanning system provided by another embodiment of the present application;

3 is a schematic diagram of a partial structure of a lift frame provided by an embodiment of the application;

FIG. 4 is a block diagram of a portable vehicle scanning system provided by an embodiment of the present application.

Among them, X-ray machine 1, X-ray electrical box 2, line array detector 3, line array electrical box 4, mounting bracket 5, vertical bracket 51, beam 52, first rod body 53, second rod body 54, third rod body 55. Hand crank 56, first helical gear 57, second helical gear 58.

Detailed ways

The embodiments of the technical solutions of the present invention will be described in detail below with reference to specific embodiments. The following examples are only used to more clearly illustrate the technical solutions of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention.

It should be noted that, unless otherwise specified, the technical or scientific terms used in this application should have the usual meanings understood by those skilled in the art to which the present invention belongs.

1 to 4 , the portable vehicle scanning system of the present application includes an X-ray machine, an X-ray electrical box, a line array detector, a line array electrical box, a mounting bracket and a host. The X-ray machine or the line array detects The X-ray detector is installed on the mounting bracket; the X-ray machine is connected to the X-ray electrical box, and the X-ray electrical box controls the X-ray machine to emit X-rays; the line array detector is connected to the X-ray The X-ray machine is installed opposite to left and right or up and down, which is connected to the line array electrical box, the output end of the line array electrical box is connected to the host through wired or wireless mode, and the line array detector receives the X-ray machine. The X-rays are converted into electrical signals through the line array electrical box and sent to the host computer, and the vehicle scanning picture is displayed on the host computer display.

The application can be installed anywhere, and the installation and disassembly are convenient; when the vehicle passes through, the X-ray electrical box 2 controls the X-ray machine 1 to emit X-rays to scan the vehicle in perspective, and the X-rays are received by the line array detector 3 and pass through the line The array electrical box 4 is converted into an electrical signal and sent to the host. The inspector can judge whether there are contrabands such as smuggling, weapons, explosives, etc. hidden in the hidden position through the vehicle image on the host. The system can check and check without stopping. efficient.

This system is suitable for quick installation and inspection of various small and medium-sized passenger vehicles such as small cars, SUV off-road vehicles, small vans, pickup trucks, etc. It can quickly find contraband, such as contraband, weapons, explosives, etc. hidden in hidden places such as vehicle interiors and tires.

In an embodiment, the linear array detector and the X-ray machine are installed opposite to left and right. Specifically, the X-ray machine 1 and the X-ray electrical box 2 are installed on one side of the road, the line array detector 3 is vertically installed on the other side of the road through the mounting bracket 5, and the line array electrical The box 4 is placed near the lower end of the mounting bracket 5 . The upper end of the linear array detector 3 is bent in the direction of the X-ray machine 1, and forms an included angle of 110-150° with the vertical direction; a side scan image can be generated through this structural arrangement. .

Specifically, the linear array detector 3 includes a vertical section and a bending section, the vertical section is vertically installed on the other side of the road, the bending section and the vertical section are detachably connected, and the two are clamped at 110-150° Angle; the bending direction of the bending section is towards the direction of the X-ray machine 1 . There is also a mounting bracket 5 beside the linear array detector 3, the mounting bracket 5 is a lifting frame, the lower end of which is supported on the road by a tripod, and the upper end of the mounting bracket 5 can be lifted and lowered and then fixed to the upper end of the vertical section of the linear array detector 3. The detector 3 is supported. The line array electrical box 4 is placed close to the mounting bracket 5 and is connected to the line array detector 3 through lines. X-ray machine 1 and X-ray electrical box 2 are installed on one side of the kilometer.

When the vehicle passes through, the X-ray machine 1 emits X-rays to scan the left and right sides of the vehicle in perspective, and completes real-time imaging to generate a side scan.

In another embodiment, the mounting bracket 5 includes a vertical bracket 51 and a beam 52 , the number of the vertical brackets 51 is two, and the two vertical brackets 51 are respectively installed on both sides of the road, and the beam 52 The X-ray machine 1 is installed in the middle of the beam 52, and the line array detector 3 is installed on the road and is facing each other. The X-ray machine 1, the X-ray electrical box 2 and the line array electrical box 4 are placed close to the mounting bracket 5; a top scan image can be generated through this mounting structure.

Specifically, the two vertical supports 51 are lift frames with the same structure. The lower ends are both tripods, and the upper ends are fixed to both ends of the beam 52; support. The beam 52 includes a middle section and side sections connected to both ends of the middle section, the middle section and the side sections are detachably connected, and the side sections are detachably connected to the upper end of the vertical support 51; The middle section in the middle is arched upward, and the X-ray machine 1 and the X-ray electrical box 2 are hoisted on the middle section of the beam 52 . A deceleration device can be installed under the beam 52, and the line array detector 3 is fixedly installed on the deceleration device.

When the vehicle passes, the X-ray machine 1 emits X-rays to scan the vehicle up and down in perspective, and completes real-time imaging to generate an overhead scan.

The mounting bracket 5 is a lifting frame. Specifically, the mounting bracket 5 includes a vertically arranged first rod body 53 , a second rod body 54 , a third rod body 55 and a hand crank 56 , the second rod body 54 is rotatably installed in the first rod body 53 , The lower end of the third rod body 55 is threadedly matched with the second rod body 54, the second rod body 54 is fixedly mounted with a first helical gear 57, the hand crank 56 is Z-shaped, and one end is fixedly mounted with a first helical gear 57. Two helical gears 58 extend into the first rod body 53 and mesh with the first helical gears 57 .

When lifting and lowering, the second helical gear 58 fixedly installed on the hand crank 56 rotates with the crank handle 56 by shaking the crank handle 56 by hand, thereby driving the first helical gear 57 meshing with it to rotate, thereby driving the second rod body 54 Rotation; since the first rod body 53 is threadedly matched with the second rod body 54 , the rotation of the second rod body 54 drives the first rod body 53 to move vertically up and down to realize the lifting and lowering of the mounting bracket 5 .

Both the X-ray electrical box 2 and the line array electrical box 4 can be powered by replaceable lithium batteries, and the working time is ≥4 hours; in order to meet the needs of long-term work, the X-ray electrical box 2 and the line array electrical box 4 can also be charged by the mains powered by.

The generated vehicle image information is converted into electrical signals by the line array electrical box 4 and then sent to the host computer, and the inspector can conduct a safety inspection of the vehicle through the host computer in a place far away from radiation.

The host can be a personal computer, and the host includes an image processing unit, the image processing unit includes an image acquisition module, a one-key enhancement module, an image intelligent identification module, a suspicious object mark measurement module and a communication module, the communication module is used to communicate with all The X-ray electrical box 2 and the line array electrical box 4 communicate via local area network. The X-ray electrical box 2 sends control commands or receives vehicle image information sent by the line array electrical box 4. The communication method can use WiFi local area network communication. Communication can also be guaranteed by wired connection; the image acquisition module is used to receive the vehicle image collected by the line array electrical box 4, and the one-key enhancement module is used to perform recognition enhancement processing on the vehicle image, so as to Improve the recognition of vehicle images and speed up work efficiency.

The image processing unit further includes a pseudo-color module, which is used for controlling the vehicle image to present different colors according to different corresponding values, so that the inspector can judge the image more comfortably.

The image intelligent recognition module is realized by the 'deep learning-target detection' technology. Using this technology, the image data of various contrabands are marked with samples, and then the recognition model is obtained through training, so as to quickly find the detection image from the detection picture. The location of the suspicious object in the image of the vehicle and marking the prompt.

The suspicious object marking measurement module can circle the suspicious objects in the vehicle image and mark the position; and can measure the approximate size of the suspicious object through the ruler in the software and the scale check value between the vehicle and the image, which is convenient for operation. Personnel identification and judgment.

The image processing unit also includes a wireless control module, which is connected to the X-ray machine 1, monitors the state of the X-ray machine 1, controls its opening and closing, etc., so that the inspector can be in a safe area far away from the radiation range. to operate.

The image processing unit further includes a log management module, which is used for automatically generating operation logs, running log information (including running status and error information), and providing query and export functions.

The system of the application has high integration, small size, light weight, and modular design of components. The whole set of equipment can be placed in ordinary cars or SUVs for transportation, and the components of each mechanism are connected in a detachable manner, which is very convenient for installation and disassembly; one set of equipment can complete the side The deployment of sweep or top sweep is cost-effective. Because of its small size and light weight, and the foldable design of the bracket and line array, a set of equipment can be placed in small vehicles such as cars or off-road vehicles for transportation, with higher mobility and flexibility. The line array system and X-ray machine 1 can be disguised as street lamps or flower beds to meet the needs of different tasks; the application can be installed on various road surfaces, and the installation and disassembly are very convenient, and 2 people can complete the installation within 5 minutes It can be dismantled, and does not require road construction and renovation, and can be installed as needed; and its radiation energy is small, far below the relevant national and international standards, so it can be widely used in border inspections, customs, government agencies, security departments, prisons, venues, competitions Temporary or long-term inspections in venues, airports, ports, nuclear power plants, etc.; inspectors can judge whether there are contrabands such as smuggling, weapons, explosives, etc. hidden in hidden locations through the vehicle image displayed on the monitor on the host computer. This system is installed There is an image intelligent identification module, which can intelligently identify X-ray security inspection images, reduce the burden on staff and speed up work efficiency.

In this application, unless otherwise expressly specified and limited, the terms "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated ; It can be an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of the present invention, numerous specific details are set forth. It will be understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description of this specification, description with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean specific features described in connection with the embodiment or example , system, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, systems, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. The scope of the invention should be included in the scope of the claims and description of the present invention.

Claims (10)

1. The portable vehicle scanning system is characterized by comprising an X-ray machine, an X-ray electrical box, a linear array detector, a linear array electrical box, an installation support and a host, wherein the X-ray machine or the linear array detector is installed on the installation support; the X-ray machine is connected with the X-ray electrical box, and the X-ray electrical box controls the X-ray machine to emit X-rays; the linear array detector is installed opposite to the X-ray machine from left to right or up to down and connected with the linear array electrical box, the output end of the linear array electrical box is connected with the host machine in a wired or wireless mode, the linear array detector receives the X-rays of the X-ray machine, converts the X-rays into electric signals through the linear array electrical box, sends the electric signals to the host machine, and displays vehicle scanning pictures on a display of the host machine.

2. The portable vehicle scanning system of claim 1, wherein the X-ray machine and the X-ray electrical box are mounted on one side of a highway, the linear array detector is vertically mounted on the other side of the highway through the mounting bracket, and the linear array electrical box is disposed near the lower end of the mounting bracket.

3. The portable vehicle scanning system of claim 2, wherein the upper end of the linear array detector is bent towards the X-ray machine, and forms an included angle of 110-150 degrees with the vertical direction.

4. The portable vehicle scanning system of claim 1, wherein the mounting bracket comprises two vertical brackets and a cross beam, the two vertical brackets are respectively mounted on two sides of a road, the cross beam spans the road, two ends of the cross beam are respectively fixed at the upper ends of the two vertical brackets, the X-ray machine is mounted in the middle of the cross beam, the linear array detector is tiled on the road and faces the X-ray machine, a wheel rolling prevention deceleration strip is arranged on the linear array detector, and the X-ray electrical box and the linear array electrical box are arranged at positions close to the mounting bracket.

5. The portable vehicle scanning system of claim 1, wherein the mounting bracket is a crane.

6. The portable vehicle scanning system of claim 5, wherein the mounting bracket comprises a vertically arranged first rod body, a second rod body, a third rod body and a hand crank, the second rod body is rotatably installed in the first rod body, the lower end of the third rod body is in threaded fit with the second rod body, a first helical gear is fixedly installed on the second rod body, the hand crank is Z-shaped, and a second helical gear is fixedly installed at one end of the hand crank and extends into the first rod body and is meshed with the first helical gear.

7. The portable vehicle scanning system of any one of claims 1-6, wherein the host computer comprises an image processing unit, the image processing unit comprises an image acquisition module, a one-key enhancement module, an image intelligent identification module, a suspicious object mark measurement module and a communication module, the communication module is used for communicating with the X-ray electric box and the linear array electric box local area network, the image acquisition module is used for receiving the vehicle images acquired by the linear array electric box, the one-key enhancement module is used for carrying out identification enhancement processing on the vehicle images, and the image intelligent identification module is used for carrying out intelligent identification on the X-ray security inspection images, mainly identifying and prompting contraband in the images, and particularly comprising but not limited to control tools, guns, suspicious container packages and the like.

8. The portable vehicle scanning system of claim 7, wherein the image processing unit further comprises a pseudo-color module for controlling the vehicle image to appear in different colors according to different respective values.

9. The portable vehicle scanning system of claim 7, wherein said image processing unit further comprises a wireless control module connected to said X-ray machine to control the turning on and off thereof.

10. The portable vehicle scanning system of claim 7, wherein the image processing unit further comprises a log management module for automatically generating operation logs, running log information, and providing query and export functions.

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