CN201974533U - Human body safety check system - Google Patents
Human body safety check system Download PDFInfo
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- CN201974533U CN201974533U CN201020700515XU CN201020700515U CN201974533U CN 201974533 U CN201974533 U CN 201974533U CN 201020700515X U CN201020700515X U CN 201020700515XU CN 201020700515 U CN201020700515 U CN 201020700515U CN 201974533 U CN201974533 U CN 201974533U
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- 230000005855 radiation Effects 0.000 claims abstract description 40
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 13
- 238000007689 inspection Methods 0.000 claims description 20
- 230000005693 optoelectronics Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000005025 nuclear technology Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The present utility model discloses a human body safety check system which comprises a conveying mechanism for conveying to-be checked pedestrians along the conveying direction; a first check device arranged on the upstream of the conveying mechanism along the conveying direction, wherein the first check device comprises a first radiation source, a first flying spot device and a first detector; and a second check device arranged on the downstream of the conveying mechanism along the conveying direction, wherein the second check device comprises a second radiation source, a second flying spot device and a second detector. The first check device is designed to scan the right side of the to-be-checked pedestrians, and the second check device is designed to scan the back side of the to-be-checked pedestrians.
Description
Technical field
The utility model relates to the Application of Nuclear Technology field, particularly utilizes backscattering technique human body to be carried out the system of safety check.
Background technology
Human body safety check imaging system based on backscattering technique of the prior art can be divided into following several mode of operation according to the difference of image-forming principle:
Horizontal flying spot, promptly ray along transverse movement, is finished the scanning of first dimension at human body surface; Ray generator, flying spot mechanism and detector be motion vertically together, finishes the scanning of second dimension, thereby obtains the two dimensional image of human body surface;
Horizontal flying spot, promptly ray along transverse movement, is finished the scanning of first dimension at human body surface; Ray generator and flying spot mechanism swing up and down, the vertical same moved further of detector, finish the scanning of second dimension, thereby obtain the two dimensional image of human body surface;
Vertical flying spot, promptly ray moves along the height direction at human body surface, finishes the scanning of first dimension; The scanning of second dimension is finished in the along continuous straight runs motion together of ray generator, flying spot mechanism and detector, thereby obtains the two dimensional image of human body surface;
Vertical flying spot, promptly ray moves along the height direction at human body surface, finishes the scanning of first dimension; Ray generator and flying spot mechanism detector horizontal hunting, the detector along continuous straight runs is synchronized with the movement simultaneously, finishes the scanning of second dimension, thereby obtains the two dimensional image of human body surface.
In order to realize above-mentioned scan mode, safe examination system needs the device of realizing flying spot, but also needs to consider the motion problems and the stationary problem of ray generator, flying spot mechanism and detector.Strengthen the complexity of system on engineering and increased the instability of system; Second kind of above-mentioned in addition array mode owing to will realize swinging up and down of ray generator and flying spot mechanism, than lossy, influenced the life-span of system to the bearing oil of flying spot device.
The another one aspect in the actual use of human body security check system, need scan respectively the front and back of human body.Under the situation of using single device, once complete scanning needs the front of scanning human body earlier, scans the back side again after human body is turned round and stood firm then.The typical scan time of a single face is 8 seconds, and the time of turning round is assumed to be 2 seconds, and the time of scanning a people so is approximately 18 seconds, is converted into percent of pass, be about 200 people/hour.
Correspondingly, need provide a kind of human body safety inspection system and method that improves setting, it can improve the equipment dependability of human body safety inspection system, can improve the checking efficiency and the percent of pass of equipment simultaneously.
The utility model content
At the problems referred to above, the utility model aims to provide a kind of more simple and efficient human body security check system, and complexity that can simplified system improves stability, and reduces those who are investigated's trouble under the prerequisite that improves percent of pass as far as possible.
An aspect of the present utility model provides a kind of human body safety inspection system, comprising: will be examined the connecting gear that the pedestrian transmits along direction of transfer; Be arranged on first testing fixture of described connecting gear upstream along described direction of transfer, described first testing fixture comprises first radiation source, the first flying spot device and first detector; Be arranged on second testing fixture in described connecting gear downstream along described direction of transfer, described second testing fixture comprises second radiation source, the second flying spot device and second detector, wherein said first testing fixture is arranged to the described pedestrian's of being examined front is scanned, and described second testing fixture is arranged to the described pedestrian's of being examined reverse side is scanned.
Preferably, described first testing fixture and described second testing fixture are arranged to face mutually with respect to described direction of transfer.
Preferably, described first, second flying spot device is arranged in the vertical direction provides the wand bundle to carry out the first dimension scanning; And described connecting gear is examined the pedestrian so that the second dimension scanning to be provided along described direction of transfer transmission.
Preferably, described connecting gear will be examined the pedestrian and at the uniform velocity transmit along described direction of transfer.
Preferably, also comprise: first detecting unit that is arranged on the first testing fixture upstream along described direction of transfer, it is arranged to be examined the pedestrian and enter when checking the position when detecting, start described first radiation source and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described first radiation source stop to send radiation beam; Be arranged on second detecting unit of the first testing fixture downstream and the second testing fixture upstream along described direction of transfer, it is arranged to be examined the pedestrian and enter when checking the position when detecting, start described second radiation source and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described second radiation source stop to send radiation beam.
Preferably, described first, second detecting unit is an optoelectronic switch.
The technique effect of at least one aspect of the present utility model is: motion is simple.What human body security check system provided by the utility model need keep moving is flying spot device and connecting gear, and it is static that ray emitter and detector all keep, thereby the structure of system is very simple, has reduced manufacture difficulty and has improved the stability of equipment.
In addition, those who are investigated only need go on connecting gear and keep about tens second time motionlessly can finish inspection, operation such as need not to turn round, thereby have reduced those who are investigated's trouble.、
In addition, by adopting human body safety inspection system and the scan method in the utility model, it has improved the percent of pass of equipment.This equipment can scan the another one human body after the one side of a human body is finished scanning at once, has effectively improved checking efficiency.According to single face typical scan time is to calculate in 8 seconds, supposes that continuous 2 person-to-personly are spaced apart 2 seconds, owing to adopted line production, in fact a human body is realized that the scanning of a pros and cons only needs about 10 seconds so, percent of pass bring up to 360 people/hour.
Description of drawings
From subsequently in conjunction with the accompanying drawings the description to embodiment, these of exemplary embodiment of the present utility model and/or other aspects and advantage will become apparent and be more readily understood, in the accompanying drawings:
Fig. 1 is the synoptic diagram of human body security check system described in the utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings 1, the technical solution of the utility model is described in further detail.In instructions, same or analogous drawing reference numeral is indicated same or analogous parts.Following explanation to the utility model embodiment is intended to overall utility model design of the present utility model is made an explanation with reference to accompanying drawing, and not should be understood to a kind of restriction of the present utility model.
As shown in Figure 1, according to a kind of embodiment of the present utility model, this human body safety inspection system comprises: connecting gear 5, first testing fixture 10 and second testing fixture 20.Wherein, this connecting gear 5 will be examined pedestrian S1 and transmit along direction of transfer A; First testing fixture 10 comprises first radiation source 11, the first flying spot device 21 and first detector 31, and first testing fixture 10 is arranged on described connecting gear 5 upstreams along described direction of transfer A.Second testing fixture 20 comprises second radiation source 12, the second flying spot device 12 and second detector 32, and second testing fixture 20 is arranged on described connecting gear downstream along described direction of transfer A.Wherein said first testing fixture 10 is arranged to the described pedestrian's of being examined front is scanned, and described second testing fixture 20 is arranged to the described pedestrian's of being examined reverse side is scanned.
Preferably, the X ray that ray emitter 11 sends is restrainted through the pen that flying spot device 11 becomes later in the vertical direction, and the scanning spot carries out the scanning of first dimension in human body upper edge height direction; Be examined human body and stand in transfixion on the connecting gear, the human body uniform motion, thereby finished the ray scanning horizontal,, obtain the two dimensional image of human body one side in conjunction with the longitudinal scanning of flying spot to human body by the connecting gear band.In like manner, ray emitter 12, flying spot device 22 can obtain the two dimensional image of human body another side.
Preferably, first testing fixture 10 and described second testing fixture 20 are arranged to face mutually with respect to described direction of transfer.
Preferably, first, second flying spot device 11,12 is arranged in the vertical direction provides the wand bundle to carry out the first dimension scanning; And connecting gear 5 is examined the pedestrian so that the second dimension scanning to be provided along described direction of transfer transmission.
Preferably, connecting gear 5 will be examined the pedestrian and at the uniform velocity transmit along described direction of transfer.
Preferably, also comprise: first detecting unit 51 that is arranged on first testing fixture, 10 upstreams along described direction of transfer, it is arranged to be examined pedestrian S 1 and enter when checking the position when detecting, start described first radiation source 11 and send radiation beam, when detecting when being examined pedestrian S1 and leaving described inspection position, make described first radiation source 11 stop to send radiation beam; Be arranged on second detecting unit 52 of first testing fixture, 10 downstreams and second testing fixture, 20 upstreams along described direction of transfer, it is arranged to be examined pedestrian S2 and enter when checking the position when detecting, start described second radiation source 12 and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described second radiation source 12 stop to send radiation beam.
Preferably, described first, second detecting unit 51,52 is an optoelectronic switch.
The another one aspect, the scan method of implementing human body security check system of the present utility model comprises the steps: to utilize connecting gear 5, will be examined pedestrian S 1 and transmit along direction of transfer A; First scan operation is carried out in the front that is examined pedestrian S1 of the 10 pairs of transmission of first testing fixture by being arranged on described connecting gear upstream along described direction of transfer A; After finishing described first scan operation, the reverse side that is examined pedestrian S2 of the 20 pairs of transmission of second testing fixture by being arranged on described connecting gear 5 downstreams along described direction of transfer A carries out second scan operation.
Described first testing fixture and described second testing fixture are arranged to face mutually with respect to described direction of transfer.
Detect by the 51 couples of detected pedestrians of first detecting unit that are arranged on first testing fixture, 10 upstreams along described direction of transfer A, wherein be examined the pedestrian and enter when checking the position when detecting, start described first radiation source 11 and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described first radiation source 11 stop to send radiation beam; Detect by the 52 couples of detected pedestrians of second detecting unit that are arranged on first testing fixture, 10 downstreams and second testing fixture, 20 upstreams along described direction of transfer A, wherein be examined the pedestrian and enter when checking the position when detecting, start described second radiation source 12 and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described second radiation source 12 stop to send radiation beam.
Obtain the tow sides scan image of human body S1 according to above-mentioned first testing fixture 10 and second testing fixture 20.Human body S1 only need go on connecting gear and keep a period of time motionless, and system has just realized complete scan to human body S1.
When human body S1 had finished scanning before first equipment, human body S2 can go on the connecting gear receiving check, realizes gapless line production, makes every equipment in running order always.
Although illustrated and described embodiment of the present utility model; yet those skilled in the art can understand; can make variation to described embodiment under the situation that does not break away from principle of the present utility model and marrow, protection domain of the present utility model is limited in claim and the equivalent thereof.
Claims (6)
1. human body safety inspection system comprises:
The connecting gear that the pedestrian transmits along direction of transfer will be examined;
Be arranged on first testing fixture of described connecting gear upstream along described direction of transfer, described first testing fixture comprises first radiation source, the first flying spot device and first detector;
Be arranged on second testing fixture in described connecting gear downstream along described direction of transfer, described second testing fixture comprises second radiation source, the second flying spot device and second detector,
Wherein said first testing fixture is arranged to the described pedestrian's of being examined front is scanned, and described second testing fixture is arranged to the described pedestrian's of being examined reverse side is scanned.
2. human body safety inspection according to claim 1 system is characterized in that:
Described first testing fixture and described second testing fixture are arranged to face mutually with respect to described direction of transfer.
3. human body safety inspection according to claim 1 and 2 system is characterized in that:
Described first, second flying spot device is arranged in the vertical direction provides the wand bundle to carry out the first dimension scanning; And
Described connecting gear transmits along described direction of transfer and is examined the pedestrian so that the second dimension scanning to be provided.
4. human body safety inspection according to claim 3 system is characterized in that:
Described connecting gear will be examined the pedestrian and at the uniform velocity transmit along described direction of transfer.
5. human body safety inspection according to claim 4 system is characterized in that also comprising:
Be arranged on first detecting unit of the first testing fixture upstream along described direction of transfer, it is arranged to be examined the pedestrian and enter when checking the position when detecting, start described first radiation source and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described first radiation source stop to send radiation beam;
Be arranged on second detecting unit of the first testing fixture downstream and the second testing fixture upstream along described direction of transfer, it is arranged to be examined the pedestrian and enter when checking the position when detecting, start described second radiation source and send radiation beam, when detecting when being examined the pedestrian and leaving described inspection position, make described second radiation source stop to send radiation beam.
6. human body safety inspection according to claim 5 system is characterized in that:
Described first, second detecting unit is an optoelectronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020700515XU CN201974533U (en) | 2010-12-31 | 2010-12-31 | Human body safety check system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020700515XU CN201974533U (en) | 2010-12-31 | 2010-12-31 | Human body safety check system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974533U true CN201974533U (en) | 2011-09-14 |
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ID=44579633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020700515XU Expired - Fee Related CN201974533U (en) | 2010-12-31 | 2010-12-31 | Human body safety check system |
Country Status (1)
| Country | Link |
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| CN (1) | CN201974533U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540268A (en) * | 2010-12-31 | 2012-07-04 | 同方威视技术股份有限公司 | Human body security check system and scanning method |
| CN103901494A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body back-scattering security check system and method |
| CN103901491A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body back-scattering security check system |
| CN103901487A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body backscatter safety check system and method thereof |
| WO2014101535A1 (en) * | 2012-12-27 | 2014-07-03 | 同方威视技术股份有限公司 | Human body security inspection system |
-
2010
- 2010-12-31 CN CN201020700515XU patent/CN201974533U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540268A (en) * | 2010-12-31 | 2012-07-04 | 同方威视技术股份有限公司 | Human body security check system and scanning method |
| CN103901494A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body back-scattering security check system and method |
| CN103901491A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body back-scattering security check system |
| CN103901487A (en) * | 2012-12-27 | 2014-07-02 | 同方威视技术股份有限公司 | Human body backscatter safety check system and method thereof |
| WO2014101535A1 (en) * | 2012-12-27 | 2014-07-03 | 同方威视技术股份有限公司 | Human body security inspection system |
| US9366642B2 (en) | 2012-12-27 | 2016-06-14 | Nuctech Company Limited | Back scattering inspection systems for human body |
| CN103901487B (en) * | 2012-12-27 | 2017-11-21 | 同方威视技术股份有限公司 | Human body back scattering safe examination system and its method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20191231 |