CN110554062A - express mail contraband detection device and detection method - Google Patents
express mail contraband detection device and detection method Download PDFInfo
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- CN110554062A CN110554062A CN201910980916.0A CN201910980916A CN110554062A CN 110554062 A CN110554062 A CN 110554062A CN 201910980916 A CN201910980916 A CN 201910980916A CN 110554062 A CN110554062 A CN 110554062A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention discloses an express mail contraband detection device and a detection method, the detection device comprises a conveyor belt, a front end sensing device, an X-ray security check machine and an on-position sensor, the front end sensing device and the X-ray security check machine are arranged in sequence according to the conveying direction, the conveyor belt penetrates through the front end sensing device, the X-ray security check machine is positioned beside the conveyor belt, the on-position sensor is arranged on the front end sensing device in a height-adjustable manner, the front end sensing device is provided with an algorithm processing and control unit and a camera module used for capturing an express single-number identification code in a visible light picture, the algorithm processing and control unit is respectively connected with the camera module, the on-position sensor and the X-ray security check machine, and the algorithm processing and control unit is further connected with a background system. According to the invention, express packages are numbered, the association between the X-ray spectrum picture and the visible light picture is established, and the X-ray spectrum picture and the visible light picture are transmitted to the background system to establish the historical database, so that the security inspection process is traced, the supervision and problem evidence obtaining are facilitated, and the error rate during manual judgment is reduced.
Description
Technical Field
The invention relates to the technical field of express item detection equipment, in particular to an express mail item contraband detection device and a detection method.
background
Traditional express delivery article installing the system adopts X-ray security check machine scanning article to obtain X spectral image, then whether belongs to forbidden article through artifical judgement, and then takes corresponding processing flow. Human factors (such as attention of detection personnel, occupation level of the detection personnel and the like) in the system have great influence on the detection accuracy; meanwhile, the system does not encode the detected article, establishes the association between the X-ray spectrum image of the article and the visible light image, does not establish a historical database, cannot trace the source of the security inspection process, and is inconvenient for supervision and problem evidence collection.
Disclosure of Invention
the invention aims to overcome the defects of the prior art and provide an express mail contraband detection device and an express mail contraband detection method, which are used for numbering express packages, establishing the association between an X-ray spectrum picture and a visible-light picture of the express packages, facilitating supervision and problem evidence collection and reducing the error rate during manual judgment.
The invention is realized by the following technical scheme: express delivery mail article contraband detection device, including conveyer belt, front end perception equipment, X-ray security check machine, on-position sensor, front end perception equipment and X-ray security check machine set up according to direction of delivery successively, the conveyer belt runs through front end perception equipment, X-ray security check machine is located beside the conveyer belt, on-position sensor height-adjustable ground sets up on the front end perception equipment, front end perception equipment is provided with algorithm processing and the control unit, is arranged in catching the camera module of express delivery single number identification code in the visible light picture of express delivery parcel, algorithm processing and the control unit respectively with camera module, on-position sensor, X-ray security check machine connect, algorithm processing and the control unit still are connected with backstage system.
Further: the front end sensing equipment comprises a mounting box and supporting legs, the supporting legs are connected to the mounting box, the conveying belt penetrates through the supporting legs, a plurality of vertically arranged connecting holes are formed in the supporting legs, and the on-site sensor is connected to any one of the connecting holes through bolts.
Further: the algorithm processing and controlling unit and the camera module are respectively arranged on the mounting box.
Further: and the transmission interface of the X-ray security check machine is connected with the transmission interface of the front-end sensing equipment.
further: the algorithm processing and control unit is connected with the background system through a 4G cellular network.
Further: the supporting legs are provided with four and are respectively connected on four angles of the mounting box, and the two adjacent supporting legs are respectively provided with the on-site sensors and the two on-site sensors which are symmetrical to each other.
Further: the express bill number identification code is a bar code or a two-dimensional code.
the detection method of the express mail contraband detection device comprises the following steps:
S1: placing the express package on a conveyor belt, and enabling the express bill number identification code on the express package to be upward;
S2, when the in-place sensor detects the express package, sending a trigger signal to an algorithm processing and controlling unit;
s3: the algorithm processing and control unit controls the camera module to focus, shoot and image to obtain a visible light picture of the express package;
S4: the algorithm processing and control unit analyzes the express bill number identification code in the visible light picture, and decodes the express bill number identification code to obtain a unique digital number;
S5: scanning the express package by using an X-ray security check machine to obtain an X-ray spectrum picture of the express package;
s6: after the algorithm processing and control unit delays for a configurable period of time, an X-ray spectrum picture of the express parcel is intercepted from a video signal transmitted by the X-ray security check machine;
s7: the algorithm processing and control unit analyzes the X-ray spectrum picture and judges whether the picture is a contraband or not, if the picture is the contraband, a warning signal is generated and transmitted to the background system, and meanwhile, the unique digital number is associated with the visible light picture and the X-ray spectrum picture and is stored and transmitted back to the background system.
Further: the algorithm processing and control unit in S7 analyzes the X-ray spectral picture through a target detection algorithm.
the invention has the advantages of
Compared with the prior art, the front-end sensing device and the X-ray security check machine are arranged in sequence according to the conveying direction of the express package, the conveying belt penetrates through the front-end sensing device, the X-ray security check machine is arranged beside the conveying belt, the position sensor is arranged on the front-end sensing device, a camera module for performing algorithm processing and control and capturing an express single-number identification code in a visible light picture of the express package is arranged on the front-end sensing device, the algorithm processing and control unit is further connected with a background system, the position sensor is used for detecting the express package is in place and sending a trigger signal to the algorithm processing and control unit, the algorithm processing and control unit controls the camera module to photograph and image the express package to obtain the visible light picture of the express package, then the algorithm processing and control unit decodes the visible light picture to generate a unique digital number, when the express package is conveyed to the position of the X-ray security check machine, the X-ray security check machine scans express parcels to obtain X-ray spectrum pictures, the X-ray security check machine sends video signals to the algorithm processing and control unit, the algorithm processing and control unit intercepts the X-ray spectrum pictures, then the algorithm processing and control unit analyzes the X-ray spectrum pictures and judges whether the X-ray spectrum pictures are contraband or not, if the X-ray spectrum pictures are contraband, warning signals are generated and sent to the background system, and meanwhile, the algorithm processing and control unit also stores and transmits unique digital numbers, visible light pictures and X-ray spectrum pictures in a correlated mode to the background system. Therefore, express packages are numbered, the correlation between the X-ray spectrum picture and the visible light picture of the express packages is established, the express packages are transmitted to the background system to establish the historical database, the security check process is traced, the supervision and problem evidence obtaining are facilitated, and meanwhile the error rate during manual judgment is reduced.
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure of a front-end sensing device and an in-place sensor;
fig. 3 is a schematic block diagram of the present invention.
Description of reference numerals: the system comprises a conveying belt 1, a front end sensing device 2, an algorithm processing and control unit 21, a camera module 22, an installation box 23, a support leg 24, an X-ray security inspection machine 3, an in-place sensor 4, a background system 5 and an express package 6.
Detailed Description
Fig. 1-3 are schematic structural views of an embodiment of an express mail contraband detection apparatus provided by the present invention, including a conveyor belt 1, a front-end sensing device 2, an X-ray security inspection machine 3, and an in-place sensor 4, where the front-end sensing device 2 and the X-ray security inspection machine 3 are successively arranged in a conveying direction, the conveyor belt 1 penetrates through the front-end sensing device 2, the X-ray security inspection machine 3 is located beside the conveyor belt 1, a transmission interface of the X-ray security inspection machine 3 is connected with a transmission interface of the front-end sensing device 2, the in-place sensor 4 is arranged on the front-end sensing device 2 with a height adjustable height, the front-end sensing device 2 is provided with an algorithm processing and controlling unit 21, a camera module 22 for capturing an express single-number identification code in a visible light picture of an express package, the express single-number identification code is a barcode or a two-dimensional code, the algorithm processing and controlling unit 21 is respectively connected, The X-ray security inspection machine 3 is connected, the algorithm processing and control unit 21 is further connected with a background system 5, and the algorithm processing and control unit 21 and the background system 5 are connected through a 4G cellular network.
The conveying belt 1 is used for conveying express parcels, the in-place sensor 4 is used for sending a trigger signal to the algorithm processing and control unit 21 when detecting that the express parcels are in place, the in-place sensor 4 is an infrared position sensor, the X-ray security inspection machine 3 is used for scanning the express parcels to obtain X-ray spectrum pictures of the express parcels, the algorithm processing and control unit 21 is used for analyzing bar codes or two-dimensional codes in the visible light pictures, decoding the bar codes or the two-dimensional codes to obtain unique digital numbers, analyzing the X-ray spectrum pictures and judging whether the express parcels are forbidden articles or not, if the express parcels are forbidden articles, generating a warning signal and conveying the warning signal to the background system 5, and meanwhile associating the unique digital numbers with the visible light pictures and the X-ray spectrum pictures and storing.
the in-place sensor 4 is used for detecting that the express package 6 is in place, the in-place sensor 4 sends a trigger signal to the algorithm processing and control unit 21, the algorithm processing and control unit 21 controls the camera module 22 to focus and photograph the express package 6 for imaging to obtain a visible light picture of the express package 6, then the algorithm processing and control unit 21 decodes the visible light picture to obtain a unique digital number, then the express package 6 is continuously conveyed forwards to the position of the X-ray security inspection machine 3, the X-ray security inspection machine 3 scans the express package 6 to obtain an X-ray spectrum picture of the express package 6, the algorithm processing and control unit 21 intercepts an X-ray spectrum picture of the express package 6 from a video signal transmitted by the X-ray security inspection machine 3, then the algorithm processing and control unit 21 analyzes the X-ray spectrum picture and judges whether the express package is contraband or not, if the package is contraband, a warning signal is generated and sent to the background system 5, and meanwhile, the algorithm processing and control unit 21 also associates the unique number with the visible light picture and the X-ray spectrum picture, stores the unique number, and transmits the unique number back to the background system 5. Therefore, express packages 6 are numbered, the association between the express package 6X-ray spectrum picture and the visible light picture is established, the express packages are transmitted to the background system 5 to establish the historical database, the security check process is traced, the supervision and problem evidence obtaining are facilitated, and meanwhile, the error rate during manual judgment is reduced.
Front end perception device 2 includes mounting box 23 and supporting leg 24, and supporting leg 24 is connected on mounting box 23, and conveyer belt 1 runs through supporting leg 24, is provided with a plurality of connecting holes (not shown) of vertical arrangement on supporting leg 24, and sensor 4 passes through bolted connection on arbitrary connecting hole in place, and algorithm processing and control unit 21, camera module 22 set up respectively on mounting box 23.
set up the connecting hole of a plurality of vertical arrangements on supporting leg 24, will be on the position sensor 4 through bolted connection on any connecting hole on supporting leg 24, realize sensor 4's in the throne mounting height adjustable, will install sensor 4 in the throne suitable height according to the height of on-the-spot conveyer belt 1, be convenient for sensor 4 in the throne to express delivery parcel 6 and detect.
Supporting legs 24 are provided with four, and four supporting legs 24 are connected respectively on four angles of mounting box 23, set up sensor 4 in the throne respectively on two adjacent supporting legs 24, and two are sensor 4 mutual symmetries in the throne.
On two adjacent supporting legs 24 respectively set up sensor 4 in place, two sensor 4 in place are symmetrical each other, and algorithm processing and control unit 21 controls two sensor 4 in place separately respectively, and during the use, when one of them sensor 4 in place breaks down and can't use, the other sensor 4 in place can normally use, avoids lou examining express delivery parcel 6.
The detection method of the express mail contraband detection device comprises the following steps:
S1: placing the express package 6 on the conveyor belt 1, and enabling the express bill number identification code on the express package 6 to face upwards; ensuring that the shooting surface of the camera module 22 has the express identification code of the express parcel 6;
s2, when the position sensor 4 detects the express package 6, sending a trigger signal to the algorithm processing and control unit 21;
s3: the algorithm processing and control unit 21 controls the camera module 22 to perform focusing and photographing imaging to obtain a visible light picture of the express package 6;
S4: the algorithm processing and control unit 21 analyzes the express bill number identification code in the visible light picture, and decodes the express bill number identification code to obtain a unique digital number; the express bill number identification code is a bar code or a two-dimensional code;
S5: the X-ray security check machine 3 scans the express package 6 to obtain an X-ray spectrum picture of the express package 6;
s6: after delaying for a configurable period of time, the algorithm processing and control unit 21 captures an X-ray spectrum picture of the express package 6 from the video signal transmitted from the X-ray security check machine 3;
s7: the algorithm processing and control unit 21 analyzes the X-ray spectrum picture and judges whether the X-ray spectrum picture is a contraband, if the X-ray spectrum picture is a contraband, a warning signal is generated and transmitted to the background system 5, and meanwhile, the unique digital number is associated with the visible light picture and the X-ray spectrum picture and stored and transmitted back to the background system 5, and the algorithm processing and control unit 21 analyzes the X-ray spectrum picture through a target detection algorithm.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. Express delivery mail item contraband detection device, its characterized in that: the system comprises a conveyor belt, a front-end sensing device, an X-ray security check machine and an in-place sensor, wherein the front-end sensing device and the X-ray security check machine are sequentially arranged in the conveying direction, the conveyor belt penetrates through the front-end sensing device, the X-ray security check machine is located beside the conveyor belt, the in-place sensor is arranged on the front-end sensing device in a height-adjustable mode, the front-end sensing device is provided with an algorithm processing and control unit and a camera module used for capturing express delivery single-number identification codes in visible light pictures of express packages, the algorithm processing and control unit is respectively connected with the camera module, the in-place sensor and the X-ray security check machine, and the algorithm processing and control unit is further connected with a background system.
2. The express mail item contraband detection apparatus of claim 1, wherein: the front end sensing equipment comprises a mounting box and supporting legs, the supporting legs are connected to the mounting box, the conveying belt penetrates through the supporting legs, a plurality of vertically arranged connecting holes are formed in the supporting legs, and the on-site sensor is connected to any one of the connecting holes through bolts.
3. The express mail item contraband detection apparatus of claim 2, wherein: the algorithm processing and controlling unit and the camera module are respectively arranged on the mounting box.
4. The express mail item contraband detection apparatus of claim 2, wherein: and the transmission interface of the X-ray security check machine is connected with the transmission interface of the front-end sensing equipment.
5. The express mail item contraband detection apparatus of claim 3, wherein: the algorithm processing and control unit is connected with the background system through a 4G cellular network.
6. The express mail item contraband detection apparatus of claim 3, wherein: the supporting legs are provided with four and are respectively connected to four corners of the mounting box, and the two adjacent supporting legs are respectively provided with the in-place sensors and the two sensors which are symmetrical to each other.
7. the express mail item contraband detection apparatus of claim 4, wherein: the express bill number identification code is a bar code or a two-dimensional code.
8. The detection method of the express mail contraband detection device is characterized in that: the method comprises the following steps:
S1: placing the express package on a conveyor belt, and enabling the express bill number identification code on the express package to be upward;
S2, when the in-place sensor detects the express package, sending a trigger signal to an algorithm processing and controlling unit;
S3: the algorithm processing and control unit controls the camera module to focus, shoot and image to obtain a visible light picture of the express package;
S4: the algorithm processing and control unit analyzes the express bill number identification code in the visible light picture, and decodes the express bill number identification code to obtain a unique digital number;
S5: scanning the express package by using an X-ray security check machine to obtain an X-ray spectrum picture of the express package;
S6: after the algorithm processing and control unit delays for a configurable period of time, an X-ray spectrum picture of the express parcel is intercepted from a video signal transmitted by the X-ray security check machine;
S7: the algorithm processing and control unit analyzes the X-ray spectrum picture and judges whether the picture is a contraband or not, if the picture is the contraband, a warning signal is generated and transmitted to the background system, and meanwhile, the unique digital number is associated with the visible light picture and the X-ray spectrum picture and is stored and transmitted back to the background system.
9. the method of claim 8, wherein the method comprises: the algorithm processing and control unit in S7 analyzes the X-ray spectral picture through a target detection algorithm.
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| CN201910980916.0A CN110554062A (en) | 2019-10-15 | 2019-10-15 | express mail contraband detection device and detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842187A (en) * | 2020-07-07 | 2020-10-30 | 上海中通吉网络技术有限公司 | Express security check machine, security check method, device and system |
| CN113916911A (en) * | 2020-06-23 | 2022-01-11 | 同方威视技术股份有限公司 | Method and system for security inspection of articles |
| CN114971443A (en) * | 2021-02-20 | 2022-08-30 | 菜鸟智能物流控股有限公司 | Logistics object processing method and imaging equipment |
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| CN114971443A (en) * | 2021-02-20 | 2022-08-30 | 菜鸟智能物流控股有限公司 | Logistics object processing method and imaging equipment |
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