CN112596109A - Personnel radioactivity and metal detection integrated device - Google Patents
Personnel radioactivity and metal detection integrated device Download PDFInfo
- Publication number
- CN112596109A CN112596109A CN202011416187.5A CN202011416187A CN112596109A CN 112596109 A CN112596109 A CN 112596109A CN 202011416187 A CN202011416187 A CN 202011416187A CN 112596109 A CN112596109 A CN 112596109A
- Authority
- CN
- China
- Prior art keywords
- radioactivity
- detection component
- detection
- surface structure
- component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 149
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 73
- 239000002184 metal Substances 0.000 title claims abstract description 73
- 230000002285 radioactive effect Effects 0.000 claims abstract description 13
- 239000013078 crystal Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000941 radioactive substance Substances 0.000 abstract description 3
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000009518 sodium iodide Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/167—Measuring radioactive content of objects, e.g. contamination
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Geophysics (AREA)
- Health & Medical Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Radiation (AREA)
Abstract
The invention provides a personnel radioactivity and metal detection integrated device, which comprises a C-shaped frame structure consisting of a top detection surface structure body, a left detection surface structure body and a right detection surface structure body; the device realizes an integrated device capable of simultaneously carrying out radioactivity and metal detection on passers-by, can effectively reduce the cost of the existing equipment and reduce the difficulty of field maintenance while expanding the radioactivity detection capability, and does not increase the occupation of the space of a security inspection channel. Meanwhile, when personnel in a security inspection area pass through a pedestrian passageway, the device can be used for simultaneously and rapidly detecting metal products and radioactive substances, the problem that metal detection equipment and radioactive detection equipment respectively occupy limited space on the site is solved, two detection functions are integrated into one device, the cost of the device is reduced, and the maintenance difficulty is reduced.
Description
Technical Field
The invention particularly relates to an integrated device for personnel radioactivity and metal detection.
Background
In the field of public security inspection, airports, subway stations, railway stations, customs entrances and exits and other places, metal detection technology is widely adopted for personnel security inspection passages to carry out alarm detection on carried metal products, and the technology for carrying out alarm detection on radioactive substances illegally carried by personnel has relevant application on customs entrances and exits. At present, different devices are adopted for radioactive detection and metal detection, and the detection is respectively realized. In a security inspection channel with large personnel flow and limited field space, the requirements of small volume, low cost and multifunction integration of security inspection equipment are gradually highlighted.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an integrated personnel radioactivity and metal detection device, which can well solve the problems.
In order to meet the requirements, the technical scheme adopted by the invention is as follows: the personnel radioactivity and metal detection integrated device comprises a C-shaped frame structure consisting of a top detection surface structure body, a left detection surface structure body and a right detection surface structure body; a top radioactivity detection component and a top metal detection component are arranged in parallel in the top detection surface structure body, and a signal processing unit is integrated; a left upper radioactivity detection component and a left upper metal detection component are installed on the upper portion of the left detection surface structure body in parallel, a left middle radioactivity detection component and a left middle metal detection component are installed in the middle of the left detection surface structure body in parallel, and a left lower radioactivity detection component and a left lower metal detection component are installed on the bottom of the left detection surface structure body in parallel; the upper part of the right detection surface structure body is provided with a right upper radioactive detection component and a right upper metal detection component in parallel, the middle part of the right detection surface structure body is provided with a right middle radioactive detection component and a right middle metal detection component in parallel, and the bottom of the right detection surface structure body is provided with a right lower radioactive detection component and a right lower metal detection component in parallel.
The integrated device for detecting the radioactivity and the metal of the personnel has the advantages that:
the personnel radioactivity and metal detection integrated device realizes an integrated device capable of simultaneously detecting radioactivity and metal of a passerby, can effectively reduce the cost of the existing equipment and the difficulty of field maintenance while expanding the radioactivity detection capability, and does not increase the occupation of the space of a security inspection channel. Meanwhile, when personnel in a security inspection area pass through a pedestrian passageway, the device can be used for simultaneously and rapidly detecting metal products and radioactive substances, the problem that metal detection equipment and radioactive detection equipment respectively occupy limited space on the site is solved, two detection functions are integrated into one device, the cost of the device is reduced, and the maintenance difficulty is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 schematically illustrates a front view of an integrated personal radioactivity and metal detection device according to one embodiment of the present application.
FIG. 2 schematically illustrates a perspective view of an integrated personal radioactivity and metal detection device, according to one embodiment of the present application.
FIG. 3 schematically illustrates a component diagram of a radioactivity detecting member of an integrated personal radioactivity and metal detection device, according to one embodiment of the present application.
FIG. 4 schematically illustrates a radiation detection component and shielding body composition diagram of an integrated personnel radiation and metal detection device, according to one embodiment of the present application.
Wherein: 1. a top detection surface structure; 2. a left probe face structure; 3. a right probe face structure; 4. a top radioactivity detecting component; 5. a left upper radioactivity detecting member; 6. a left middle radioactivity detecting part; 7. a left lower radioactivity detecting member; 8. a right upper radioactivity detecting member; 9. a right middle radioactivity detecting member; 10. a right lower radioactivity detecting member; 2-1, a top metal detection component; 2-2, a signal processing unit; 2-3, a left upper metal detection component; 2-4, a left middle metal detection part; 2-5, a left lower metal detection part; 2-6, a right upper metal detection part; 2-7, a right middle metal detection part; 2-8, a lower metal detection part on the right side; 3-1, a photoelectric conversion member; 3-2, optical coupling material; 3-3, crystal; 3-4, a light-avoiding reflecting layer; 4-1 and a shield.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the following description, references to "one embodiment," "an embodiment," "one example," "an example," etc., indicate that the embodiment or example so described may include a particular feature, structure, characteristic, property, element, or limitation, but every embodiment or example does not necessarily include the particular feature, structure, characteristic, property, element, or limitation. Moreover, repeated use of the phrase "in accordance with an embodiment of the present application" although it may possibly refer to the same embodiment, does not necessarily refer to the same embodiment.
Certain features that are well known to those skilled in the art have been omitted from the following description for the sake of simplicity.
According to an embodiment of the application, an integrated device for personnel radioactivity and metal detection is provided, as shown in fig. 1-4, the device adopts a C-shaped frame structure form as a main structure of the device, and is divided into 3 main structures when viewed from a personnel walking direction equipment direction, wherein the 3 main structures comprise a top detection surface structure body 1, a left detection surface structure body 2 and a right detection surface structure body 3.
According to an embodiment of the application, a top radioactivity detection component 4 and a top metal detection component 2-1 are installed in parallel in a top detection surface structure body 1 of the personnel radioactivity and metal detection integrated device, a signal processing unit 2-2 is integrated, the top radioactivity detection component 4 can be used for detecting radioactivity of a top area of a person, the top metal detection component can be used for detecting metal objects of the top area of the person, and the signal processing unit can be used for achieving functions of signal acquisition, signal processing, alarm indication, man-machine interaction interface and the like of all detection components.
According to one embodiment of the application, the interior of the left detection surface structure of the integrated personal radioactivity and metal detection device is divided into three regions, namely, a left upper portion, a left middle portion and a left lower portion. The upper part of the left side is provided with a left upper radioactivity detection component 5 and a left upper metal detection component 2-3 in parallel; a left middle radioactivity detection component 6 and a left middle metal detection component 2-4 are arranged in parallel in the left middle; the left lower part is provided with a left lower radioactivity detection component 7 and a left lower metal detection component 2-5 in parallel.
According to one embodiment of the application, the inside of the right detecting surface structure of the integrated personal radioactivity and metal detecting device is divided into three areas, namely, a right upper part, a right middle part and a right lower part. The upper part of the right side is provided with a right upper radioactivity detection component 8 and a right upper metal detection component 2-6 in parallel; a right middle radioactivity detection component 9 and a right middle metal detection component 2-7 are arranged in parallel in the right middle; the right lower part is provided with a right lower radioactivity detection component 10 and right lower metal detection components 2-8 in parallel.
According to an embodiment of the application, a radioactivity detection component of the personnel radioactivity and metal detection integrated device comprises a crystal 3-3, a photoelectric conversion component 3-1 and the like, wherein after the surface of the crystal is subjected to light-shielding and diffuse reflection treatment by adopting a light-shielding reflection layer 3-4, the crystal and the photoelectric conversion component are coupled and fixed into a whole by adopting an optical coupling material 3-2 and are arranged in a radioactivity detection component structure, and a shield 4-1 is adopted in the radioactivity detection component structure to effectively shield external interference radioactive rays. The metal detection component is made of a material with good conductivity into a coil, generates a magnetic field in a power-on state, and effectively detects a metal product through the change of the magnetic field.
According to an embodiment of the present application, the installation position of each radioactivity detecting component of the integrated device for detecting radioactivity and metal of a person can be installed at any position of the top area, the upper area on the left side, the middle area on the left side, the lower area on the left side, the upper area on the right side, the middle area on the right side, the lower area on the right side of the person and a combination thereof.
According to one embodiment of the application, the installation position of each metal detection component of the integrated personal radioactivity and metal detection device can be installed at any position of the top area, the left upper area, the left middle area, the left lower area, the right upper area, the right middle area, the right lower area of a person and the combination thereof
According to an embodiment of the application, the position relationship between the metal detection component and the radioactivity detection component of the personal radioactivity and metal detection integrated device, the metal detection component can be installed at any position of the left side, the right side, the upper side and the lower side of the radioactivity detection component, and the combination thereof.
According to one embodiment of the application, the shape of the shield of the radioactivity detecting component of the integrated personal radioactivity and metal detection device is as follows: any shape pattern of the opening on one side facing the person access, such as C-shaped, straight, L-shaped, circular arc, etc.
According to one embodiment of the application, the shielding body of the radioactivity detection component of the personnel radioactivity and metal detection integrated device is installed in a mode that: the radioactive detection component is wrapped on the surface of the radioactive detection component, the opening direction faces one side of the personnel passing channel, and the opening angle is any angle not larger than 180 degrees.
According to one embodiment of the application, the crystal type of the personal radioactivity and metal detection integrated device is any one of plastic scintillation crystals, sodium iodide crystals and a combination thereof.
According to one embodiment of the application, the photoelectric conversion component of the integrated personal radioactivity and metal detection device is a photomultiplier tube or a semiconductor photoelectric conversion device.
According to one embodiment of the application, the shielding material of the radioactivity detecting component of the integrated personal radioactivity and metal detection device is any one of lead, steel, aluminum, tungsten alloy, tantalum and a combination thereof.
The above-mentioned embodiments only show some embodiments of the present invention, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (4)
1. The utility model provides a personnel radioactivity and metal detection integrated device which characterized in that: the device comprises a C-shaped frame structure consisting of a top detection surface structure body, a left detection surface structure body and a right detection surface structure body;
a top radioactivity detection component and a top metal detection component are arranged in parallel in the top detection surface structure body, and a signal processing unit is integrated;
a left upper radioactivity detection component and a left upper metal detection component are arranged on the upper portion of the left detection surface structure body in parallel, a left middle radioactivity detection component and a left middle metal detection component are arranged in the middle of the left detection surface structure body in parallel, and a left lower radioactivity detection component and a left lower metal detection component are arranged at the bottom of the left detection surface structure body in parallel;
the upper part of the right detection surface structure body is provided with a right upper radioactive detection component and a right upper metal detection component in parallel, the middle part of the right detection surface structure body is provided with a right middle radioactive detection component and a right middle metal detection component in parallel, and the bottom of the right detection surface structure body is provided with a right lower radioactive detection component and a right lower metal detection component in parallel.
2. An integrated personal radioactivity and metal detection device, according to claim 1, wherein: the top radioactivity detection component, the left upper radioactivity detection component, the left middle radioactivity detection component, the left lower radioactivity detection component, the right upper radioactivity detection component, the right middle radioactivity detection component and the right lower radioactivity detection component are all composed of crystals and a photoelectric conversion component.
3. An integrated personal radioactivity and metal detection device, according to claim 2, wherein: and a light-avoiding reflection layer is adopted on the surface of the crystal for light-avoiding and diffuse reflection treatment, and an optical coupling material is adopted to couple and fix the crystal and the photoelectric conversion component into a whole.
4. An integrated personal radioactivity and metal detection device, according to claim 1, wherein: the top radioactivity detection component, the left upper radioactivity detection component, the left middle radioactivity detection component, the left lower radioactivity detection component, the right upper radioactivity detection component, the right middle radioactivity detection component and the right lower radioactivity detection component all adopt shielding bodies to realize effective shielding on external interference radioactive rays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011416187.5A CN112596109A (en) | 2020-12-07 | 2020-12-07 | Personnel radioactivity and metal detection integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011416187.5A CN112596109A (en) | 2020-12-07 | 2020-12-07 | Personnel radioactivity and metal detection integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112596109A true CN112596109A (en) | 2021-04-02 |
Family
ID=75188614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011416187.5A Pending CN112596109A (en) | 2020-12-07 | 2020-12-07 | Personnel radioactivity and metal detection integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112596109A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003069320A2 (en) * | 2001-11-08 | 2003-08-21 | Ranger Security Detectors, Inc. | Radiation and metal detection system for scanning objects |
| CN201212886Y (en) * | 2008-06-27 | 2009-03-25 | 同方威视技术股份有限公司 | Safety check door |
| CN104730563A (en) * | 2013-12-24 | 2015-06-24 | 上海新漫传感技术研究发展有限公司 | Passage type personnel radioactivity monitor |
| CN109031173A (en) * | 2018-06-21 | 2018-12-18 | 深圳市泛亚环境工程开发设计股份有限公司 | Nuclear-magnetism shielding and metal detection integrated door |
| CN110231646A (en) * | 2018-03-05 | 2019-09-13 | 无锡通透光电科技有限公司 | A kind of nuclear radiation and metal dual intensity safety inspection door for detecting |
| CN110231647A (en) * | 2018-03-05 | 2019-09-13 | 无锡通透光电科技有限公司 | A kind of nuclear radiation and metal dual intensity survey meter |
| CN110333550A (en) * | 2019-08-09 | 2019-10-15 | 卫芯科技（浙江）有限公司 | A kind of access control system with dangerous goods detection |
-
2020
- 2020-12-07 CN CN202011416187.5A patent/CN112596109A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003069320A2 (en) * | 2001-11-08 | 2003-08-21 | Ranger Security Detectors, Inc. | Radiation and metal detection system for scanning objects |
| CN201212886Y (en) * | 2008-06-27 | 2009-03-25 | 同方威视技术股份有限公司 | Safety check door |
| CN104730563A (en) * | 2013-12-24 | 2015-06-24 | 上海新漫传感技术研究发展有限公司 | Passage type personnel radioactivity monitor |
| CN110231646A (en) * | 2018-03-05 | 2019-09-13 | 无锡通透光电科技有限公司 | A kind of nuclear radiation and metal dual intensity safety inspection door for detecting |
| CN110231647A (en) * | 2018-03-05 | 2019-09-13 | 无锡通透光电科技有限公司 | A kind of nuclear radiation and metal dual intensity survey meter |
| CN109031173A (en) * | 2018-06-21 | 2018-12-18 | 深圳市泛亚环境工程开发设计股份有限公司 | Nuclear-magnetism shielding and metal detection integrated door |
| CN110333550A (en) * | 2019-08-09 | 2019-10-15 | 卫芯科技（浙江）有限公司 | A kind of access control system with dangerous goods detection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Kardjilov et al. | A highly adaptive detector system for high resolution neutron imaging | |
| US8173970B2 (en) | Detection of nuclear materials | |
| US7848486B2 (en) | Integrated system and integrating method for radioactive material detection and X-ray radiation imaging | |
| CA2847895C (en) | Cross-correlated gamma ray and neutron detector | |
| CN105629292A (en) | Detector and method for detecting gamma ray and neutron ray simultaneously | |
| CN102590851A (en) | Radioactive monitoring system for pedestrians and baggage | |
| CN103345953A (en) | Device reducing radiation leakage during screening machine luggage passing process | |
| CN207965166U (en) | The antiuniverse ray pured germanium crystal spectrometer of anti-Compton | |
| CN112596109A (en) | Personnel radioactivity and metal detection integrated device | |
| CN104730563A (en) | Passage type personnel radioactivity monitor | |
| Zelakiewicz et al. | SORIS—A standoff radiation imaging system | |
| CN109407139A (en) | Combine scintillation crystal and radiation detector assembly and system including combining scintillation crystal | |
| Lee et al. | Development and performance evaluation of large-area hybrid gamma imager (LAHGI) | |
| CN111175805A (en) | Radiation detection device, gamma neutron measuring instrument and image positioning system | |
| CN115793083A (en) | Passive millimeter wave/terahertz human body security inspection system | |
| CN110231646A (en) | A kind of nuclear radiation and metal dual intensity safety inspection door for detecting | |
| CN208110054U (en) | A kind of nuclear radiation and metal dual intensity safety inspection door for detecting | |
| Ely et al. | Comparison of NaI (Tl) scintillators and high purity germanium for vehicle portal monitor applications | |
| CN207181705U (en) | A kind of nuclear matter pedestrian monitoring system for keeping sensitivity uniformity | |
| CN112596094A (en) | Conveyer belt type radioactivity rapid detection device | |
| Duxbury et al. | Preliminary results from the new large-area PETRRA positron camera | |
| CN110333550A (en) | A kind of access control system with dangerous goods detection | |
| CN207867041U (en) | Detection device | |
| CN208506256U (en) | A kind of portable radiant dosemeter and dosage monitoring equipment | |
| CN201555956U (en) | Radioactivity safety inspection door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |