CN205027916U - Human safe quick check equipment of little dosage - Google Patents

Abstract

The utility model provides a human safe quick check equipment of little dosage, including weak photon emission module, control module is surveyed to low light level, logic unit, safety device, system management and display module, the transmission controller, a display uni, weak photon emission module, safety device, system management and display module, transmission controller and display element pass through the electronic equipment communications network of system intercommunication, still include transmission, transmission connects the transmission controller, it carries to the detection zone by transmission is automatic to detect the object, weak photon emission module is launched the low dosage X -ray and is pierced through the detection object, low light level is surveyed control module and is gathered behind the low light level, carry out beaming back behind the data processing system management and display module through logic unit, it is internal finally to demonstrate the detection object on display element, the external article of concealing. The utility model discloses a sub - detection technique of the low light level does not show the special card of body surface, measuring dosage is low, can the accuracy detect out the inside and outside foreign matter of the body.

Description

The quick checkout facility of a kind of micro-dosage human-body safety

Technical field

The utility model relates to human body safety inspection technical field, particularly relates to the quick checkout facility of a kind of micro-dosage human-body safety.

Background technology

In recent years, public safety problem obtains the concern of the people of the world day by day, it is also proposed higher requirement to the reliability of anti-terrorism, safety detection and public security Reconnaissance system with intelligent.Rays safety detection apparatus general both at home and abroad has metal detector gate, handheld metal safety check instrument, luggage security check instrument, millimeter wave safety check instrument and the loose formula safety check instrument of the back of the body etc. several, according to the time produced and function be roughly divided into two generation product:

First generation safety check product is with metal detector gate, handheld metal safety check instrument for representative, and this kind equipment by magnetic field technique detecting metal species article, and can only detect metal, effectively cannot tell and detect non-metal article.Without imaging system, cannot locate suspicious item.

Second generation safety check product falls apart formula safety check instrument for representative with luggage security check instrument, millimeter wave safety check instrument and the back of the body, wherein luggage security check instrument uses heavy dose of x-ray bombardment, the suspicious item in luggage can be checked out clearly, speed is fast, very big safety check present situation at that time of having taken on a new look, but along with the raising of means of crime, this kind equipment because of dosage and design reasons can not for human body inspection.Along with going deep into of technology, there is again the human body safety check equipment utilizing millimeter wave and the loose technology of the X back of the body to make, started the epoch of human body safety check.It can control in human body acceptable safe range because of exposure dose, and is actively applied by world's most countries.This equipment limitation is: one is that efficiency is low, need carry out tow sides detection during safety check, detects and once needs 8 minutes; Two is check thorough, only can show body surface image, namely can only detect the external entrained article of tested personnel, and the suspicious item can not concealed in display body, is easy to undetected.And image blur; Three is invasions of privacy, the build contour feature showing detected person of this equipment cleaning, and infringement examinee privacy, is therefore commonly called as again " naked inspection safety check instrument "; Four is that dosage is difficult to control, at present the dosage of this kind equipment be in human body always can the security node of acceptable dose, and the electromagnetic radiation of millimeter wave can destroy human-body biological electric field, impact can be had on the cardiac implanted a pacemaker, there is huge potential safety hazard.External this kind equipment installed in public place is withdrawn all at present, and field of safety check faces again huge test and innovation.

Utility model content

The purpose of this utility model is to provide a kind of micro-dosage human-body safety quick checkout facility, to solve the problems of the technologies described above, main Integrated predict model micro-dosage low light level emission control control technology, the weak photon collection imaging technique of micro-dosage, framework image-processing software core FBD algorithm and based target constraint image Segmentation Technology, utilize double energy X-ray scanning computer image reconstruction technique.For airport, customs, mine, station and other need to carry out safety check place.

Technical problem to be solved in the utility model realizes by the following technical solutions:

The quick checkout facility of a kind of micro-dosage human-body safety, it is characterized in that: comprise the sub-transmitter module of the low light level, weak photon detection control module, logical block, safety feature, system management and display module, transmission controller, display unit, the sub-transmitter module of the described low light level, safety feature, system management and display module, transmission controller is communicated with by system electronics communication network with display unit, also comprise gearing, gearing connection for transmission Setup Controller, detected object by gearing automatic transport to detection zone, the sub-transmitter module of the low light level launches micro-dosage X-ray penetration-detection object, after weak photon detection control module collects low light level, system management and display module is beamed back after carrying out data processing by logical block, finally demonstrate in detected object body on the display unit, the external article concealed, it is 0.05 μ Sv that the X-ray single that the sub-transmitter module of the low light level sends detects dosage.

Also comprise photon noise and remove module, the low light level that weak photon detection control module gathers is removed after resume module through photon noise, then by the imaging of micro-dosage X-ray imaging algorithm real-time synchronization; The interference that can remove white noise photon after resume module is removed through photon noise.

Described photo emissions module is radiated on human body by micro-dosage X-ray, and weak photon detection control module is perforated through the weak photon imaging of human body by gathering, detection people's body surface and the interior entrained contraband goods of body.X-ray is substantially all perforated through human body, and without absorbing in human body, improve the security of detection, the dosage suffered by people is only 0.05 μ Sv, improves security; And the back of the body that prior art adopts formula of faling apart detects, be X-ray is radiated at human body surface, by collecting the X-ray of scattering, detect the article entrained by human body surface, for the scattering X-ray collected, most of X-ray is transmitted to human body to be absorbed.

The sub-perspective imaging of the low light level protects individual privacy, for the sub-perspective imaging of the low light level, can not imaging human body surface profile, and so for human body sensitive part, be and penetrate imaging, can not invasion of privacy.

The sub-perspective imaging of the low light level improves the intellectuality of detection, the sub-fluoroscopy imaging system of the low light level of our development, taking testing staff's automatic conveyor, personnel without the need to stopping wait, improve detection efficiency.When personnel are transmitted along the normal direction of travel of people by instrument automatically, control light source launch low light level subsignal, control detector gather feeble signal and fast scan picture with display Collaborative Control with shown whole human detection process alternately.

The imaging of micro-dosage X-ray is significant for human body security check system overall performance, and the determination of micro-dosage X-ray imaging algorithm is the Focal point and difficult point of micro-dosage X-ray imaging.Because micro-dosage X-ray penetrates in human body imaging process, useful photon number and white noise photon number are in same magnitude, make accurately to extract effective image-forming photon and have great difficulty.In order to more accurately calculate useful photon number, studying and realizing on the basis of various intelligent algorithm and New Algorithm, by a large amount of theories and test, have studied low light level and human tissue structure and various body foreign object relation, propose " FBD " algorithm model, this algorithm accurately can calculate and penetrate human body each position photon states and quantity.Consider the many factors such as weak X-ray subspace attenuation rate, tissue site absorptivity, scattered power, transmissivity in the algorithm multiple dimensionedly, its spatial resolution reaches more than 40AWG, achieve industry the most micro-dosage X-ray imaging, test index ranks first at home.

The beneficial effects of the utility model are:

It is complete that <1> detects kind: accurately can detect the inside and outside foreign matter of body, as belongings, cache inside and outside the human body such as cutter, lighter, organic and inorganic explosive, drugs, jewelry, metal, nonmetal, liquid, pulvis.

It is low that <2> detects dosage: it is 0.05 μ Sv that single detects dosage, is equivalent to the natural radiation that airplane half a minute accepts, to human body fanout free region.

<3> detection efficiency is high: single is less than 3 seconds detection time, can the simultaneously front of human body, the back side of human body and foot; Human-body safety detector can uninterrupted continuous detecting, per hour by more than 1200 people, adapts to large discharge crowd.

<4> cost performance is high: domesticly produce without competition, and performance exceedes American-European standard, the after-sales service system that distributing sustainable is secure, and lower than external similar imported product price.

<5> protects individual privacy: adopt the sub-detection technique of the low light level not show body surface spy card.

<6> floor area is little, lightweight, easy for installation, without the need to track remodelling.

<7> is easy to operate, is detected by human-computer interface control, and general staff all can normal operation and maintenance equipment through training in 3 days.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Embodiment

The technological means realized to make the utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with specific embodiments and the drawings, further elaboration the utility model, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection scope of the present invention.

Below in conjunction with accompanying drawing, specific embodiment of the utility model is described.

As shown in Figure 1, the quick checkout facility of a kind of micro-dosage human-body safety,

Comprise the sub-transmitter module of the low light level, weak photon detection control module, logical block, safety feature, system management and display module, transmission controller, display unit, the sub-transmitter module of the described low light level, safety feature, system management and display module, transmission controller is communicated with by system electronics communication network with display unit, also comprise gearing, gearing connection for transmission Setup Controller, detected object by gearing automatic transport to detection zone, the sub-transmitter module of the low light level launches low dosage X-ray penetration-detection object, after weak photon detection control module collects low light level, system management and display module is beamed back after carrying out data processing by logical block, finally demonstrate in detected object body on the display unit, the external article concealed, it is 0.05 μ Sv that the X-ray single that the sub-transmitter module of the low light level sends detects dosage.

In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.

More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions is only preference of the present utility model; be not used for limiting the utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (2)

1. the quick checkout facility of micro-dosage human-body safety, it is characterized in that: comprise the sub-transmitter module of the low light level, weak photon detection control module, logical block, safety feature, system management and display module, transmission controller, display unit, the sub-transmitter module of the described low light level, safety feature, system management and display module, transmission controller is communicated with by system electronics communication network with display unit, also comprise gearing, gearing connection for transmission Setup Controller, detected object by gearing automatic transport to detection zone, the sub-transmitter module of the low light level launches micro-dosage X-ray penetration-detection object, after weak photon detection control module collects low light level, system management and display module is beamed back after carrying out data processing by logical block, finally demonstrate in detected object body on the display unit, the external article concealed, it is 0.05 μ Sv that the X-ray single that the sub-transmitter module of the low light level sends detects dosage.

2. the quick checkout facility of micro-dosage human-body safety according to claim 1, it is characterized in that: described photo emissions module is radiated on human body by micro-dosage X-ray, weak photon detection control module is perforated through the weak photon imaging of human body by gathering, detection people's body surface and the interior entrained contraband goods of body.