CN107065024B - Double-view X-ray safety inspection system - Google Patents
Double-view X-ray safety inspection system Download PDFInfo
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- CN107065024B CN107065024B CN201710437245.4A CN201710437245A CN107065024B CN 107065024 B CN107065024 B CN 107065024B CN 201710437245 A CN201710437245 A CN 201710437245A CN 107065024 B CN107065024 B CN 107065024B
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- 238000007689 inspection Methods 0.000 title claims abstract description 64
- 238000005286 illumination Methods 0.000 claims abstract description 57
- 230000007704 transition Effects 0.000 claims abstract description 31
- 238000004846 x-ray emission Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 230000009977 dual effect Effects 0.000 claims description 9
- 238000003384 imaging method Methods 0.000 abstract description 11
- 230000008676 import Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
- G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
- G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
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- High Energy & Nuclear Physics (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a double-view X-ray safety inspection system, and relates to the technical field of X-ray application. The double-view X-ray safety inspection system comprises a first inlet and outlet module, a second inlet and outlet module, a side illumination module and a top illumination module, wherein the side illumination module comprises a side illumination X-ray emission source and a detection module array, the top illumination module comprises a top illumination X-ray emission source, a detection module array and a conveying transition part, the conveying transition part is arranged at the middle position of the top illumination module, a conveying gap is formed in the conveying transition part, and the side illumination module and/or the top illumination module are/is detachably connected with the first inlet and outlet module and the second inlet and outlet module. According to the invention, the X-ray safety inspection system is set to be in a double-view angle mode and the conveying transition part is arranged under the top illumination module, so that the problems of low imaging quality of the measured object and inconvenient disassembly and assembly of each component part of the safety inspection system caused by shaking when the measured object passes through a conveying gap are solved.
Description
Technical Field
The invention relates to the technical field of X-ray application, in particular to a double-view X-ray safety inspection system.
Background
Currently, X-ray inspection systems are widely used in railway stations, subway stations, even in places such as customs where safety inspection of vehicles is required. In the existing baggage, cargo and vehicle X-ray imaging inspection system, the existing transporting device for medium-sized cargo inspection generally adopts two sections, as shown in fig. 6, that is, the transporting device is disconnected at the X-ray main beam surface of the security inspection system to form a transporting gap, and the two sections of transporting devices are respectively arranged at two sides of the X-ray main beam surface. The two-section type transmission device is used for ensuring that no chain exists at the main beam surface of the X-rays, so that the blocking of the chain to the X-rays is avoided, and the imaging effect is influenced.
However, when the transmission device is operated, the phenomenon of shaking can occur when the measured object passes through the transmission gap, so that the imaging quality of the measured object is low. Meanwhile, the transmission device makes the box distribution of the whole safety inspection system very troublesome. The whole machine package box cannot be shipped due to the limitation of the size of the container. Before the safety inspection system is packaged and shipped, all the components of the safety inspection system are required to be disassembled for packaging, and the safety inspection system is restored to be installed at a customer site, so that the workload is high.
Disclosure of Invention
The invention aims to provide a double-view X-ray safety inspection system, which solves the problems of low imaging quality of a measured object and inconvenient disassembly and assembly of each component part of the safety inspection system caused by shaking of the measured object when the measured object passes through a conveying gap.
To achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a dual visual angle X-ray safety inspection system, includes first import and export module, second import and export module, side illumination module and top illumination module, first import and export module with the second import and export module set up in safety inspection system's both sides position, side illumination module with the top illumination module set up in safety inspection system's intermediate position, side illumination module includes side illumination X-ray emission source and detection module array, the top illumination module includes top illumination X-ray emission source, detection module array and carries transition part, carry transition part set up in top illumination module's intermediate position, carry transition part is provided with the transportation clearance, detection module array is sees through carry the clearance does not have the X-ray that the top illumination X-ray emission source was launched of shielding reception, side illumination module and/or top illumination module with first import and export module and second import and export the module and be detachable connection.
As a double-view X-ray safety inspection system, the double-view X-ray safety inspection system further comprises a motor and a conveying belt, wherein the motor is used for providing power for the double-view X-ray safety inspection system, the conveying belt is a chain plate type or roller type conveying belt, and the chain plate type conveying belt is not easy to slip with an object to be detected.
As a preferable scheme of the double-view X-ray safety inspection system, the detection module array is an L-shaped detection array.
As a preferable scheme of the double-view X-ray safety inspection system, the side-illumination X-ray emission source and the top-illumination X-ray emission source both comprise collimators, so that redundant beam current generated by X-rays is avoided.
As a preferable scheme of the double-view X-ray safety inspection system, the X-rays emitted by the side-irradiation X-ray emission source and the top-irradiation X-ray emission source are fan-shaped beam flows, the fan-shaped beam flows are perpendicular to the conveying direction, and the space utilization maximization of the fan-shaped beam flows is ensured.
As a preferable scheme of the double-view X-ray safety inspection system, the maximum width of the fan-shaped beam projected on the top illumination module does not exceed the width of the conveying gap, so that the fan-shaped beam is ensured to completely pass through the conveying gap.
As a preferable scheme of the double-view X-ray safety inspection system, the height of the upper surface of the conveying transition part is equal to the height of the conveying belt, so that the object to be detected can be conveyed stably without shaking.
As a preferable scheme of the double-view X-ray safety inspection system, the width of the conveying gap is in the range of 5-40 mm.
As a preferable scheme of the double-view X-ray safety inspection system, the conveying transition component is a roller or a flat plate.
As a preferable scheme of the double-view X-ray safety inspection system, the conveying transition part is connected with the conveying belt through a chain wheel extending outwards, so that synchronous transmission is realized.
The invention has the beneficial effects that:
according to the invention, the X-ray safety inspection system is set to be in a double-view angle mode, and the conveying transition part is arranged under the top illumination module, so that the problems of low imaging quality of the detected object and inconvenient disassembly and assembly of each component part of the safety inspection system caused by shaking when the detected object passes through the conveying gap are solved, and the beneficial effects of accurate imaging and easy disassembly and transportation of the detected object are improved.
Drawings
FIG. 1 is a schematic diagram of a dual view X-ray security inspection system according to an embodiment of the present invention;
FIG. 2 is an enlarged partial view of the intermediate transition member portion of FIG. 1;
FIG. 3 is a top view of the intermediate transition member portion of FIG. 1;
FIG. 4 is a left side view of the side view module of FIG. 1;
FIG. 5 is a left side view of the top view module of FIG. 1;
fig. 6 is a schematic structural view of a prior art medium size cargo inspection security inspection system.
The figures are labeled as follows:
101. a first inlet and outlet module; 102. a second inlet and outlet module; 2. a side illumination module; 3. a top lighting module; 4. conveying the transition member; 5. a detection module array; 6. a conveyor belt; 701. a side-view X-ray emission source; 702. and (3) top irradiating the X-ray emission source.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1, this embodiment provides an X-ray security inspection system, which is used for solving the problems that the imaging quality of the measured object is low and the disassembly and assembly of each component of the security inspection system are inconvenient because the measured object can shake when passing through the conveying gap. The safety inspection system comprises a first inlet and outlet module 101, a second inlet and outlet module 102, a side illumination module 2 and a top illumination module 3, wherein the first inlet and outlet module 101 and the second inlet and outlet module 102 are arranged at two side positions of the safety inspection system, and the side illumination module 2 and the top illumination module 3 are arranged at the middle position of the safety inspection system. The side illumination module 2 comprises a side illumination X-ray emission source 701 and a detection module array 5, the top illumination module 3 comprises a top illumination X-ray emission source 702, the detection module array 5 and a conveying transition part 4, the conveying transition part 4 is arranged at the middle position of the top illumination module 3, the conveying transition part 4 is provided with a conveying gap, the detection module array 5 receives X-rays emitted by the top illumination X-ray emission source 702 in a non-shielding manner through the conveying gap, and the side illumination module 2 and/or the top illumination module 3 are detachably connected with the first inlet and outlet module 101 and the second inlet and outlet module 102. Therefore, the X-ray safety inspection system can be set into a double-view angle and the form of the conveying transition part 4 is arranged under the top illumination module 3, and the problems that the imaging quality of the measured object is low and the components of the safety inspection system are inconvenient to assemble and disassemble due to shaking when the measured object passes through a conveying gap are solved. In addition, the selection of the double visual angles can accurately judge the liquid level of the liquid in the measured object when the measured object is a liquid container; the conveying transition part 4 is not arranged under the side illumination module 2, the conveying transition part 4 is arranged under the top illumination module 3, and a customer can select a side illumination single visual angle, a top illumination single visual angle or a double visual angle according to price and personal requirements.
Further, the safety inspection system is also provided with a motor and a conveyor belt 6, the motor is used for providing power for the safety inspection system, the conveying power of the motor can be up to 10KW, and the X-ray safety inspection system is preferably suitable for the safety inspection field of automobiles or containers, and the maximum bearing is 50t. The conveyer belt 6 is preferably a chain plate type conveyer belt, and can also be a roller type conveyer belt, wherein the chain plate type conveyer belt can be made of a stainless steel plate or a carbon steel plate with a thickness of a few millimeters, a layer of light rail is paved below the chain plate, and the chain plate type conveyer belt and the carbon steel plate are connected through rollers; the drag chain firmly fixes the chain plate and the light rail, and drives the chain plate to operate through gears at two sides of the safety inspection system. In addition, the top lighting module 3 prevents the chain from affecting the imaging quality of the measured object by extending the chain wheel of the transition part 4 outwards.
Further, the detection module array 5 is configured to receive the irradiation of the X-ray beam and send out a detection signal, and the higher the transmittance of the X-ray beam, the stronger the intensity of the detection signal sent out by the detection module array 5. The external X-ray source 701 and the top X-ray source 702 also each include a collimator to avoid redundant beam current from being generated by the X-rays.
Further, the X-rays emitted by the side-illumination X-ray emission source 701 and the top-illumination X-ray emission source 702 are fan-shaped beams, the fan-shaped beams are perpendicular to the security inspection system, the maximum width of the fan-shaped beams projected on the security inspection system does not exceed the width of the conveying gap, the maximum width of the fan-shaped beams projected on the security inspection system is preferably not more than 5 mm, the width of the conveying gap is more than 5 mm, and preferably 5-40 mm, so that the fan-shaped beams can completely pass through the conveying gap, and the imaging quality of a measured object is improved.
Further, the height of the upper surface of the conveying transition part 4 is equal to the height of the conveying belt 6, so that the object to be tested can be stably transited, and the object to be tested is prevented from shaking on the safety inspection system. Wherein, the conveying transition part 4 is preferably in a roller structure, so that the conveying of the measured object is facilitated; the device can also be arranged into a flat plate structure, salient points are arranged on the surface of the flat plate, the surface friction force of the flat plate is increased, the object to be measured is prevented from slipping, and the two modes are combined with the field situation to select preferentially. The transport transition member 4 may be an unpowered member fixed to both sides of the transport gap, or may be a transition member with power.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (8)
1. The double-view X-ray safety inspection system is characterized by comprising a first inlet and outlet module (101), a second inlet and outlet module (102), a side illumination module (2) and a top illumination module (3); the first access module (101) and the second access module (102) are arranged at two side positions of the security inspection system, and the side illumination module (2) and the top illumination module (3) are arranged at the middle position of the security inspection system; the side illumination module (2) comprises a side illumination X-ray emission source (701) and a detection module array (5), and the top illumination module (3) comprises a top illumination X-ray emission source (702), the detection module array (5) and a conveying transition component (4); the conveying transition part (4) is arranged at the middle position of the top irradiation module (3), the conveying transition part (4) is provided with a conveying gap, and the detection module array (5) receives X rays emitted by the top irradiation X-ray emission source (702) in a non-shielding manner through the conveying gap; the side illumination module (2) and/or the top illumination module (3) are detachably connected with the first inlet and outlet module (101) and the second inlet and outlet module (102);
the safety inspection system further comprises a motor and a conveying belt (6), wherein the motor is used for providing power for the conveying belt (6), and the conveying belt (6) is a chain plate type or roller type conveying belt;
the detection module array (5) is an L-shaped detection array.
2. The dual view X-ray security inspection system of claim 1, wherein the side-view X-ray emission source (701) and the top-view X-ray emission source (702) each comprise a collimator.
3. The dual view X-ray security inspection system of claim 2, wherein the X-rays emitted by the side-view X-ray emission source (701) and the top-view X-ray emission source (702) are fan-shaped beams, the fan-shaped beams being perpendicular to the conveying direction.
4. A dual view X-ray security inspection system according to claim 3, characterized in that the maximum width of the fan beam projected at the top illumination module (3) does not exceed the width of the transport gap.
5. A dual view X-ray security inspection system according to claim 1, characterized in that the height of the upper surface of the transport transition member (4) is level with the height of the conveyor belt (6).
6. A dual view X-ray security inspection system in accordance with any one of claims 1 to 5 wherein the transport gap width is in the range 5 to 40mm.
7. A dual view X-ray security inspection system according to claim 5, characterized in that the transport transition member (4) is a roller or a plate.
8. A dual view X-ray safety inspection system according to claim 1, characterized in that the transport transition member (4) is connected to the conveyor belt (6) by means of sprockets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437245.4A CN107065024B (en) | 2017-06-12 | 2017-06-12 | Double-view X-ray safety inspection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710437245.4A CN107065024B (en) | 2017-06-12 | 2017-06-12 | Double-view X-ray safety inspection system |
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| Publication Number | Publication Date |
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| CN107065024A CN107065024A (en) | 2017-08-18 |
| CN107065024B true CN107065024B (en) | 2023-08-18 |
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| CN201710437245.4A Active CN107065024B (en) | 2017-06-12 | 2017-06-12 | Double-view X-ray safety inspection system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776461A (en) * | 2017-11-10 | 2018-03-09 | 北京航星机器制造有限公司 | A kind of mail inspection onboard system |
| CN108345040A (en) * | 2018-03-02 | 2018-07-31 | 上海瑞示电子科技有限公司 | Dual-beam source detection apparatus and its control device go out Shu Fangfa |
| CN111458359A (en) * | 2020-05-23 | 2020-07-28 | 东莞市华中五金制品有限公司 | Single light source foreign matter detection device based on X-ray identification technology |
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|---|---|---|---|---|
| CN101592622A (en) * | 2009-07-03 | 2009-12-02 | 公安部第一研究所 | Multi-view X ray luggage explosive substance automatic detection device with real dual-energy |
| CN106053497A (en) * | 2016-05-30 | 2016-10-26 | 清华大学 | Safety detecting system |
| CN206773216U (en) * | 2017-06-12 | 2017-12-19 | 上海瑞示电子科技有限公司 | A kind of double-visual angle X-ray safety inspection system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8213570B2 (en) * | 2006-02-27 | 2012-07-03 | Rapiscan Systems, Inc. | X-ray security inspection machine |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101592622A (en) * | 2009-07-03 | 2009-12-02 | 公安部第一研究所 | Multi-view X ray luggage explosive substance automatic detection device with real dual-energy |
| CN106053497A (en) * | 2016-05-30 | 2016-10-26 | 清华大学 | Safety detecting system |
| CN206773216U (en) * | 2017-06-12 | 2017-12-19 | 上海瑞示电子科技有限公司 | A kind of double-visual angle X-ray safety inspection system |
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