CN203224459U - Device for performing safety inspection on liquid objects through channel type four-visual-angle X ray - Google Patents
Device for performing safety inspection on liquid objects through channel type four-visual-angle X ray Download PDFInfo
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- CN203224459U CN203224459U CN 201220565092 CN201220565092U CN203224459U CN 203224459 U CN203224459 U CN 203224459U CN 201220565092 CN201220565092 CN 201220565092 CN 201220565092 U CN201220565092 U CN 201220565092U CN 203224459 U CN203224459 U CN 203224459U
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Abstract
The utility model discloses a device for performing safety inspection on liquid objects through channel type four-visual-angle X ray, which comprises the following components: a conveying channel, an inspection box, a conveyor below the conveying channel, a system controlling and signal processing circuit unit which is provided at the top of the conveying channel, a comprehensive processing computer which is provided below the conveyor and controls operation of the conveyor, and four visual angle devices; wherein the system controlling and signal processing circuit unit and the comprehensive processing computer are respectively connected with the four visual angle devices. According to the device provided by the utility model, the upper part and the lower part in the inspection box body in the transverse direction are respectively provided with a foam groove for placing the inspected liquid object. The bottom of the inspection box body is provided with thin foam. The number of the inspected liquid objects placed on the foam grooves is smaller than or equal with 3. The device provided by the utility model can perform quick inspection on a plurality of liquid objects in the inspection box and efficiently realizes automatic danger detection for the inspected liquid object.
Description
Technical field
The utility model relates to the device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection.
Background technology
Since September 11 attacks, the liquid article inspection becomes the hot issue in safety inspection field gradually, particularly in security fields such as aviation, railway, highway, rallies, because it is of a great variety, diversified in packaging that liquid article relates to, make that quickly and accurately that all kinds of liquid articles are carried out the difficulty of dangerous identification is increasing.
In existing liquid article safety inspection technology, lossless detection method based on X ray transmission imaging technology, possesses check result accuracy height simultaneously with it, low to container material susceptibility, characteristics such as simple operation, be subjected to the attention of more and more safety check manufacturers, this wherein, more representational is that publication number is two pieces of patents of invention of CN101140247A and CN101629916A, their common ground is all based on the CT layer scanning technology, its method can be sketched and be: send the X ray transmission by radiographic source and be examined liquid article, utilize detector to accept the beam that liquid article is crossed in transmission, and form hundreds of multi-angle projection data, by these hundreds of multi-angle projection data are carried out inversion calculation, calculate the gamma ray absorption coefficient that is examined liquid article, wherein, CN101629916A is owing to utilized dual-energy x-ray, can obtain to be examined density and the material information of liquid article more simultaneously, at last, with liquid article absorption coefficient or liquid article density, material information and preset database are compared, and finish the inspection to tested liquid article.This class is based on the liquid article safety detection method of CT layer scanning technology, its sharpest edges are to check the precision height, because it has obtained hundreds of multi-angle projection data in checking process, the various backprojection reconstruction technology that recycling is ripe relatively can access desirable tomography cross-section data.But this class CT layer scanning technology also exists significantly not enough: 1) inspection speed is lower, and inspection once needs about 8 seconds usually, once can only check a conventional volume size liquid article usually, and a checking process is consuming time longer; 2) check that the object coverage rate is wideless, for the diameter that is examined liquid article, highly, volume has to a certain degree restriction, and can only check specially that liquid article can not compatiblely check parcel.These 2 deficiencies all will limit CT type liquid article safety detection method and equipment in the big occasion of flow of the people, as: the application in places such as airport, railway station, big assembly.
Summary of the invention
The purpose of this utility model is to provide a kind of device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection, by to being positioned over the liquid article four visual angle x-ray imagings that check in the box, do not damaging original packing, guaranteeing under the situation of higher inspection precision, once to checking that a plurality of liquid articles check fast in the box, realize being examined the dangerous of liquid article efficiently and survey automatically.
A kind of device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection described in the utility model, comprise: transfer passage, check box, be positioned at transfer passage below conveyor, the system's control that is positioned at the transfer passage top and signal processing circuit unit, be positioned at the conveyor below and control the overall treatment computing machine of conveyor operation, and four visual angle devices, wherein: the control of described system and signal processing circuit unit, overall treatment computing machine are connected with four visual angle devices respectively; It is characterized in that:
Be provided with the 4th detector, second detector, first detector and the 3rd detector on the described transfer passage from left to right successively; Described the 4th detector is П type detector; Described first detector, second detector, the 3rd detector are L type detector;
Described four visual angle devices comprise: right side top according to look angle apparatus ﹑ right side side according to visual angle device, right side at the bottom of according at the bottom of visual angle device and the middle part according to the visual angle device; Top, described right side comprises according to the visual angle device: be located at the top, right side at top, transfer passage right side according to x-ray source and first detector, top, described right side constitutes visual angle V1 according to x-ray source and first detector; Described right side side comprises according to apparatus module: be located at the right side side of transfer passage right side sidepiece according to x-ray source and second detector, described right side side constitutes visual angle V2 according to x-ray source and second detector; Comprise according to the visual angle device at the bottom of the described right side: be located at the bottom of the right side of bottom, transfer passage right side according to x-ray source and the 3rd detector, constitute visual angle V3 according to x-ray source and the 3rd detector at the bottom of the described right side; Comprise according to the visual angle device at the bottom of the described middle part: be located at the bottom of the middle part of below, transfer passage middle part according to x-ray source and the 4th detector, constitute visual angle V4 according to x-ray source and the 4th detector at the bottom of the described middle part;
Described conveyor will check that box sends into the inspection passage, pass through V1, V2, V3, V4 in regular turn; The signal that described first detector, second detector, the 3rd detector and the 4th detector receive is after system's control and signal processing circuit unit processing, and the dual intensity image that produces V1, V2, V3, V4 visual angle respectively is sent in the overall treatment computing machine to be handled; Described dual intensity image is the dual-energy x-ray image that comprises high energy image signal and low energy image signal.
The upper and lower part of described inspection box box body inner transverse is provided with one respectively and is used for placing the foam groove that is examined liquid article, and the box body bottom is provided with thin foam; Place number≤3 that are examined liquid article on the described foam groove.
The utility model compared with prior art possesses following substantive distinguishing features and progress:
A kind of device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection described in the utility model, be that material and density two dimensional feature liquid towards article by the liquid towards article carry out safety inspection, except the liquid in the low-density container (as plastics) being checked, can also the liquid in the high density container (as glass) be checked, has higher inspection precision, in addition, be compared to prior art, it can disposablely carry out safety inspection to a plurality of liquid articles, inspection speed is fast, is applicable to that flow of the people big occasion is as the airport, railway station, the liquid article security inspection applications in places such as big assembly.
Description of drawings
Fig. 1 is a kind of device synoptic diagram that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection described in the utility model.
Fig. 2 is the front elevational schematic of transfer passage and x-ray source in a kind of device that utilizes channel-type four visual angle X ray liquid article safety inspections described in the utility model, detector position.
Fig. 3 is the special-purpose box synoptic diagram that checks of liquid article.
Can further be well understood to the utility model by specific embodiment of the utility model given below and accompanying drawings.But they are not to restriction of the present utility model.
Embodiment
Shown in a kind of device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection described in the utility model sees figures.1.and.2, this device comprise overall treatment computing machine 13, conveyor 11, transfer passage 5, system's control and signal processing circuit unit 12, top, right side according to Mo Kuai ﹑ right side, visual angle side according to visual angle device, right side at the bottom of according at the bottom of visual angle device and the middle part according to the visual angle device; Wherein, conveyor 11 is positioned at passage 5 belows, system controls and signal processing circuit unit 12 is positioned at passage 5 tops, overall treatment computing machine 13 is positioned at conveyor 11 belows, system's control and signal processing circuit unit are connected four visual angle devices with the overall treatment computing machine, conveyor is controlled by the overall treatment computing machine.Top, described right side comprises that according to the visual angle device top, right side is according to x-ray source 2 and first detector 8; Described right side side comprises that according to the visual angle module right side side is according to x-ray source 4 and second detector 3; Shine at the bottom of the described right side and shine x-ray source 10 and the 3rd detector 9 at the bottom of the visual angle device comprises described right side; Shine at the bottom of the described middle part and shine x-ray source 7 and the 4th detector 1 at the bottom of the visual angle device comprises described middle part.
With reference to Fig. 2, top, above-mentioned right side is according to x-ray source 2, the right side side is according to x-ray source 4, shine x-ray source 10 at the bottom of the right side, the end, middle part, lay respectively at the different azimuth of transfer passage 5 according to x-ray source 7, namely, on the positive apparent direction of described transfer passage 5, top, described right side is the right side tip position that is arranged at transfer passage 5 according to x-ray source 2, described right side side is the right side sidepiece that is arranged at transfer passage 5 according to x-ray source 4, shine x-ray source 10 at the bottom of the described right side for being arranged at the bottom, right side of transfer passage 5, at the bottom of the described middle part according to x-ray source 7 for being arranged at the below, middle part of transfer passage 5, thereby at the top, right side of transfer passage 5, the right side sidepiece, four angles in bottom, right side and below, middle part constitute the layout pattern at four visual angles.
Equally, corresponding to top, above-mentioned right side according to x-ray source 2, right side side according to x-ray source 4, right side at the bottom of according at the bottom of x-ray source 10, the middle part according to x-ray source 7, first detector 8 corresponding with it, second detector 3, the 3rd detector 9, the 4th detector 1 also are attached to the diverse location of described transfer passage 5 respectively.
Wherein, top, described right side constitutes the V1 visual angle according to x-ray source 2 and first detector 8; Described right side side constitutes the V2 visual angle according to x-ray source 4 and second detector 3; Constitute V 3 visual angles according to x-ray source 10 and the 3rd detector 9 at the bottom of the described right side; Constitute the V4 visual angle according to x-ray source 7 and the 4th detector 1 at the bottom of the described middle part.
Described first detector 8, second detector 3, the 3rd detector 9 are L type detector, and described the 4th detector 1 is П type detector.
Wherein, when obtaining four visual angle images, liquid article need being positioned over as shown in Figure 3, the liquid article special use checks in the box 6, thin foam 15 is placed in inspection box 6 bottoms, in addition, is checking that the box length direction has twice groove 14, being examined liquid article lies low in the longitudinal direction and places groove 14, need to specify, can place 3 at most in the per pass groove and be examined liquid article, can place 6 at most in the whole inspection box 6 and be examined liquid article.
Claims (2)
1. device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection, comprise: transfer passage (5), check box (6), be positioned at the conveyor (11) of transfer passage below, the system's control that is positioned at the transfer passage top and signal processing circuit unit (12), be positioned at the conveyor below and control the overall treatment computing machine (13) of conveyor operation, and four visual angle devices, wherein: the control of described system and signal processing circuit unit, overall treatment computing machine are connected with four visual angle devices respectively; It is characterized in that:
Be provided with the 4th detector (1), second detector (3), first detector (8) and the 3rd detector (9) on the described transfer passage from left to right successively; Described the 4th detector (1) is П type detector; Described first detector (8), second detector (3), the 3rd detector (9) are L type detector;
Described four visual angle devices comprise: right side top according to look angle apparatus ﹑ right side side according to visual angle device, right side at the bottom of according at the bottom of visual angle device and the middle part according to the visual angle device; Top, described right side comprises according to the visual angle device: be located at the top, right side at top, transfer passage right side according to x-ray source (2) and first detector (8), top, described right side constitutes visual angle V1 according to x-ray source and first detector; Described right side side comprises according to the visual angle device: be located at the right side side of transfer passage right side sidepiece according to x-ray source (4) and second detector (3), described right side side constitutes visual angle V2 according to x-ray source and second detector; Comprise according to the visual angle device at the bottom of the described right side: be located at the bottom of the right side of bottom, transfer passage right side according to x-ray source (10) and the 3rd detector (9), at the bottom of the described right side according to x-ray source and the 3rd detector (9) formation visual angle V3; Comprise according to the visual angle device at the bottom of the described middle part: be located at the bottom of the middle part of below, transfer passage middle part according to x-ray source (7) and the 4th detector (1), at the bottom of the described middle part according to x-ray source and the 4th detector formation visual angle V4;
Described conveyor will check that box sends into the inspection passage, pass through V1, V2, V3, V4 in regular turn; The signal that described first detector (8), second detector (3), the 3rd detector (9) and the 4th detector (1) receive is after system's control and signal processing circuit unit processing, and the dual intensity image that produces V1, V2, V3, V4 visual angle respectively is sent in the overall treatment computing machine to be handled; Described dual intensity image is the dual-energy x-ray image that comprises high energy image signal and low energy image signal.
2. the device that utilizes channel-type four visual angle X ray liquid towards article to carry out safety inspection according to claim 1, it is characterized in that: the upper and lower part of described inspection box box body inner transverse is provided with one respectively and is used for placing the foam groove (14) that is examined liquid article, and the box body bottom is provided with thin foam (15); Place number≤3 that are examined liquid article on the described foam groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565092 CN203224459U (en) | 2012-10-30 | 2012-10-30 | Device for performing safety inspection on liquid objects through channel type four-visual-angle X ray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565092 CN203224459U (en) | 2012-10-30 | 2012-10-30 | Device for performing safety inspection on liquid objects through channel type four-visual-angle X ray |
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| Publication Number | Publication Date |
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| CN203224459U true CN203224459U (en) | 2013-10-02 |
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| CN 201220565092 Withdrawn - After Issue CN203224459U (en) | 2012-10-30 | 2012-10-30 | Device for performing safety inspection on liquid objects through channel type four-visual-angle X ray |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928448A (en) * | 2012-10-30 | 2013-02-13 | 公安部第一研究所 | Channel type four-perspective X-ray liquid goods safety inspection method and inspection device |
| CN105911604A (en) * | 2016-05-30 | 2016-08-31 | 公安部第研究所 | Channel-type dangerous liquid detection device and channel-type dangerous liquid detection method |
| CN110337584A (en) * | 2017-02-20 | 2019-10-15 | 史密斯探测公司 | The processing of pallet conveyor luggage and imaging system |
-
2012
- 2012-10-30 CN CN 201220565092 patent/CN203224459U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928448A (en) * | 2012-10-30 | 2013-02-13 | 公安部第一研究所 | Channel type four-perspective X-ray liquid goods safety inspection method and inspection device |
| CN105911604A (en) * | 2016-05-30 | 2016-08-31 | 公安部第研究所 | Channel-type dangerous liquid detection device and channel-type dangerous liquid detection method |
| CN110337584A (en) * | 2017-02-20 | 2019-10-15 | 史密斯探测公司 | The processing of pallet conveyor luggage and imaging system |
| CN110337584B (en) * | 2017-02-20 | 2022-11-15 | 史密斯探测公司 | Pallet conveyor baggage handling and imaging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131002 Effective date of abandoning: 20150819 |
|
| RGAV | Abandon patent right to avoid regrant |