CN209387557U - A kind of rapid X-ray backscattering imaging detecting instrument - Google Patents
A kind of rapid X-ray backscattering imaging detecting instrument Download PDFInfo
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- CN209387557U CN209387557U CN201822119752.6U CN201822119752U CN209387557U CN 209387557 U CN209387557 U CN 209387557U CN 201822119752 U CN201822119752 U CN 201822119752U CN 209387557 U CN209387557 U CN 209387557U
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- 229910052710 silicon Inorganic materials 0.000 claims description 5
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Abstract
The utility model discloses a kind of rapid X-ray backscattering imaging detecting instruments, it includes computer picture reconstruction and display system and the x-ray source set gradually according to x-ray imaging direction, coded aperture imaging plate and highly sensitive backscattering x-ray imaging detector, areas imaging delimiter is equipped in the front end of coded aperture imaging plate, highly sensitive backscattering x-ray imaging detector and computer picture are rebuild and display system is electrically connected, and are additionally provided with visual light imaging device between coded aperture imaging plate and highly sensitive backscattering x-ray imaging detector.It is ingenious that the structure design of the utility model is reasonable, pass through the reconstruction of x-ray source, coded aperture imaging plate, highly sensitive backscattering x-ray imaging detector and computer picture and display system, generate the X backscattering flat image of detected material, the setting of visual light imaging device, convenient for comparing and confirming with X backscattering flat image, in addition, the setting of highly sensitive backscattering x-ray imaging detector, improves the performance and quality of imaging.
Description
Technical field
The utility model relates to x-ray imaging technology fields, and in particular to a kind of rapid X-ray backscattering image checking
Instrument.
Background technique
The penetration capacity of X-ray is very strong, when it passes through detected material, because the density of structure, thickness is not in detected material
Together, the degree for absorbing X-ray is different, anti-reflected X-ray intensity is different, by the X-ray for measuring these backscattering
Position, intensity can form the image of structure in detected material.
Patent No. CN102621587B discloses a kind of portable X-ray backscattering imaging detecting instrument, using by certain
The coding orifice plate of rule coding, multiple pinhole imaging systems are superimposed, then the image restoration and reconstruction that multiple pinhole imaging systems are superimposed go out list
The true backscattering image of a keyhole formation, structure is simple, easily manufactured, but the efficiency and of low quality being imaged, practical
Novel made improvements for this aspect.
Utility model content
To solve the above-mentioned problems, the utility model discloses a kind of rapid X-ray backscattering imaging detecting instruments.
The utility model technical solution used for the above purpose is:
A kind of rapid X-ray backscattering imaging detecting instrument comprising computer picture is rebuild and display system and penetrated according to X
X-ray source, coded aperture imaging plate and the highly sensitive backscattering x-ray imaging detector that line imaging direction is set gradually, in institute
State coded aperture imaging plate front end be equipped with areas imaging delimiter, the highly sensitive backscattering x-ray imaging detector with it is described
Computer picture is rebuild and display system is electrically connected, Yu Suoshu coded aperture imaging plate and the highly sensitive backscattering X-ray at
As being additionally provided with visual light imaging device between detector.X-ray source issues X-ray directive detected material, and X-ray is anti-through detected material
Areas imaging delimiter is passed through after scattering, is concentrated after encoded borescopic imaging plate imaging and is incident upon highly sensitive backscattering x-ray imaging
On detector, highly sensitive backscattering x-ray imaging detector records and positions the intensity of backscattering X-ray relevant position, and will
Information is transmitted to computer picture reconstruction and display system, and computer picture is rebuild and display system uses dedicated image reconstruction
The data that program collects highly sensitive backscattering x-ray imaging detector generate X backscattering flat image.Highly sensitive backscattering X
The setting of radial imaging detector improves the performance and quality of imaging.
The highly sensitive backscattering x-ray imaging detector is to be detected using the battle array of X-ray face made of cadmium telluride or silicon
Device.The X-ray planar array detector made of cadmium telluride or silicon collects after can disposably obtaining encoded borescopic imaging plate imaging simultaneously
In be incident upon all pixels of the X backscattering flat image formed on X-ray planar array detector, greatly improve the effect of imaging
Rate and quality.
The visual light imaging device is included in the visual light imaging aperture that coded aperture imaging plate rear end is set gradually
Barn door and visible images monitor are set between Yu Suoshu visual light imaging aperture barn door and the visible images monitor
There is the visible ray reflection plate for adjusting visible light projecting direction.The setting of visual light imaging device, detected material reflection can
It is light-exposed sequentially pass through coded aperture imaging plate, visual light imaging aperture barn door after, being incident upon after visible ray reflection plate reflects can
On light-exposed picture monitor, visible images are formed, convenient for comparing and confirming with X backscattering flat image, convenient for anti-to X
Scatter the analysis of flat image.
It further includes the protective shell made of X-ray shield material, and the protective shell is equipped with X-ray through hole and monitoring
Device mounting hole, the visible images monitor are mounted on the protective shell by the monitor mounting hole, the imaging
Range delimiter corresponds to the X-ray through hole and is fixed on the outside of the protective shell, the coded aperture imaging plate, highly sensitive reflection
It penetrates x-ray imaging detector and corresponds to the areas imaging delimiter and be successively set in the protective shell, the highly sensitive reflection
It penetrates on x-ray imaging detector and is connected to signal wire, one end of the signal wire passes through the protective shell and the computer picture
It rebuilds and display system connects.The design of protective shell avoids the interference of other light sources, improves image quality.
The visual light imaging aperture barn door is vertically provided at the coded aperture imaging plate and the highly sensitive backscattering X
Between radial imaging detector, Yu Suoshu aperture barn door is equipped with a visual light imaging hole, and the visible ray reflection plate is right respectively
The visual light imaging hole, visible images monitor is answered to be arranged in the protective shell.
The x-ray source uses high pressure for 30-140 kilovolts of low-power continous way X-ray emitter or pulsed X-ray
Generator.
The highly sensitive backscattering x-ray imaging detector is linear array radioscopic image detector, Yu Suoshu linear array X-ray
Image detector side is equipped with the motor longitudinal driving device for elapsing the radioscopic image detector, and the motor is longitudinal
Driving device is fixedly connected with the radioscopic image detector.Using linear array radioscopic image detector, setting is penetrated in linear array X
The motor longitudinal driving device of line image detector side quickly pulls the linear array radioscopic image detector, generates X backscattering
Flat image.Cheap, detection efficiency is slow compared with X-ray planar array detector.
The transmitting terminal of the x-ray source is equipped with X-ray directional collimator, and direction is tested on the X-ray directional collimator
It surveys object and is equipped with a trapezoidal hole for passing through for X-ray beam.The trapezoidal hole being arranged towards detected material, is convenient for X-ray collection
Middle directive detected material.
The areas imaging delimiter, X-ray directional collimator are made of X-ray shield material.
The utility model has the following beneficial effects: that the structure design of the utility model is reasonable is ingenious, pass through x-ray source, notch
Imaging plate, highly sensitive backscattering x-ray imaging detector and computer picture are rebuild and display system, generates the X of detected material
Backscattering flat image, it is seen that the setting of photoimaging equipment forms the visible images of detected material, convenient for flat with X backscattering
Face image compares and confirms, is beneficial to the analysis to X backscattering flat image, in addition, highly sensitive backscattering x-ray imaging
The setting of detector improves the performance and quality of imaging.
With reference to the accompanying drawing with specific embodiment, the present invention will be further described.
Detailed description of the invention
Fig. 1 is the principles of the present invention figure;
Fig. 2 is the schematic diagram of X-ray planar array detector in the utility model;
Fig. 3 is the schematic diagram of linear array radioscopic image detector in the utility model.
Specific embodiment
Embodiment, referring to Fig. 1, a kind of rapid X-ray backscattering imaging detecting instrument provided in this embodiment comprising calculate
Machine image reconstruction and display system 1 and the x-ray source 2 set gradually according to x-ray imaging direction, coded aperture imaging plate 3 and
The front end of highly sensitive backscattering x-ray imaging detector 4, Yu Suoshu coded aperture imaging plate 3 is equipped with areas imaging delimiter 5, institute
It states highly sensitive backscattering x-ray imaging detector 4 to be electrically connected with computer picture reconstruction and display system 1, Yu Suoshu
Visual light imaging device is additionally provided between coded aperture imaging plate 3 and the highly sensitive backscattering x-ray imaging detector 4.X-ray source
2 issue 21 directive detected material 6 of X-ray, and X-ray 21 passes through areas imaging delimiter 5, warp knit after 6 backscattering of detected material
Code holes imaging plate 3 is concentrated and is incident upon on highly sensitive backscattering x-ray imaging detector 4 after being imaged, highly sensitive backscattering X-ray at
As detector 4 records and positions the intensity of 22 relevant position of backscattering X-ray, and communicate information to computer picture rebuild and
Display system 1, computer picture is rebuild and display system 1 uses dedicated image reconstruction program by highly sensitive backscattering X-ray
The data that imaging detector 4 is collected generate X backscattering flat image.The setting of highly sensitive backscattering x-ray imaging detector 4,
Improve the performance and quality of imaging.
The highly sensitive backscattering x-ray imaging detector 4 is to be detected using the battle array of X-ray face made of cadmium telluride or silicon
Device.The X-ray planar array detector made of cadmium telluride or silicon, after can disposably obtaining the encoded imaging of borescopic imaging plate 3 simultaneously
The all pixels for being incident upon the X backscattering flat image formed on X-ray planar array detector are concentrated, imaging is greatly improved
Efficiency and quality.
The visual light imaging device is included in the visual light imaging aperture that 3 rear end of coded aperture imaging plate is set gradually
Barn door 7 and visible images monitor 8, Yu Suoshu visual light imaging aperture barn door 7 and the visible images monitor 8
Between be equipped with visible ray reflection plate 9 for adjusting visible light projecting direction.The setting of visual light imaging device, detected material 6 are anti-
After the visible light penetrated sequentially passes through coded aperture imaging plate 3, visual light imaging aperture barn door 7, after the reflection of visible ray reflection plate 9
It is incident upon on visible images monitor 8, forms visible images, convenient for comparing and confirming with X backscattering flat image,
Convenient for the analysis to X backscattering flat image.
It further includes the protective shell 10 made of X-ray shield material, the protective shell 10 be equipped with X-ray through hole and
Monitor mounting hole, the visible images monitor 8 are mounted on the protective shell 10 by the monitor mounting hole, institute
The corresponding X-ray through hole of areas imaging delimiter 5 is stated to be fixed on the outside of the protective shell 10, the coded aperture imaging plate 3,
The corresponding areas imaging delimiter 5 of highly sensitive backscattering x-ray imaging detector 4 is successively set in the protective shell 10,
Signal wire is connected on the highly sensitive backscattering x-ray imaging detector 4, one end of the signal wire passes through the protective shell 10
It is rebuild with the computer picture and display system 1 is connect.The design of protective shell 10 avoids the interference of other light sources, improves
Image quality.
The visual light imaging aperture barn door 7 is vertically provided at the coded aperture imaging plate 3 and the highly sensitive reflection
It penetrates between x-ray imaging detector 4, Yu Suoshu aperture barn door is equipped with a visual light imaging hole, and the visible ray reflection plate 9 is divided
The visual light imaging hole is not corresponded to, visible images monitor 8 is arranged in the protective shell 10.
The x-ray source 2 uses high pressure to penetrate for 30-140 kilovolts of low-power continous way X-ray emitter or pulsed X
Line generator.
The highly sensitive backscattering x-ray imaging detector 4 is linear array radioscopic image detector, Yu Suoshu linear array X-ray
Image detector side is equipped with the motor longitudinal driving device for elapsing the radioscopic image detector, and the motor is longitudinal
Driving device is fixedly connected with the radioscopic image detector.Using linear array radioscopic image detector, setting is penetrated in linear array X
The motor longitudinal driving device of line image detector side quickly pulls the linear array radioscopic image detector, generates X backscattering
Flat image.Cheap, detection efficiency is slow compared with X-ray planar array detector.
The transmitting terminal of the x-ray source 2 is equipped with X-ray directional collimator 11, direction on the X-ray directional collimator 11
Detected material 6 is equipped with a trapezoidal hole for passing through for X-ray beam.The trapezoidal hole being arranged towards detected material 6, is convenient for X
Ray concentrates directive detected material 6.
The areas imaging delimiter 5, X-ray directional collimator 11 are made of X-ray shield material.
When in use, so that the operation of low-power continous way X-ray emitter is generated high pressure, and release 21 directive quilt of X-ray
Detectable substance 6, X-ray 21 pass through range delimiter after 6 backscattering of detected material, and encoded borescopic imaging plate 3 is concentrated after being imaged and thrown
It penetrates on highly sensitive backscattering x-ray imaging detector 4, highly sensitive backscattering x-ray imaging detector 4 records and positions reflection
The intensity of 22 relevant position of X-ray is penetrated, and communicates information to computer picture reconstruction and display system 1, computer picture weight
It builds and display system 1 is given birth to using the data that dedicated image reconstruction program collects highly sensitive backscattering x-ray imaging detector 4
At X backscattering flat image.Meanwhile the visible light that detected material 6 reflects sequentially passes through coded aperture imaging plate 3, visual light imaging
After aperture barn door 7, it is incident upon on visible images monitor 8 after the reflection of visible ray reflection plate 9, forms visible images,
For the comparison and analysis to X backscattering flat image.
Wherein, what highly sensitive backscattering x-ray imaging detector 4 was selected is X-ray planar array detector, as shown in Fig. 2, X
The all pixels of backscattering flat image can be obtained disposably simultaneously;
Referring to Fig. 3, another scheme of highly sensitive backscattering x-ray imaging detector 4 is visited using linear array radioscopic image
It surveys device and quickly pulls linear array X to penetrate by the way that the motor longitudinal driving device of the linear array radioscopic image detector side is arranged in
Line image detector generates X backscattering flat image.
It is ingenious that the structure design of the utility model is reasonable, is penetrated by x-ray source 2, coded aperture imaging plate 3, highly sensitive backscattering X
Line imaging detector 4 and computer picture reconstruction and display system 1, generate the X backscattering flat image of detected material 6, it is seen that
The setting of photoimaging equipment forms the visible images of detected material 6, convenient for comparing with X backscattering flat image and really
Recognize, be beneficial to the analysis to X backscattering flat image, in addition, the setting of highly sensitive backscattering x-ray imaging detector 4, is improved
The performance and quality of imaging.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation.Anyone skilled in the art, it is all available in the case where not departing from technical solutions of the utility model ambit
The technological means and technology contents of the disclosure above make many possible changes and modifications to technical solutions of the utility model, or repair
It is changed to the equivalent embodiment of equivalent variations.Therefore all contents without departing from technical solutions of the utility model, according to the utility model
Shape, equivalence changes made by construction and principle, should all be covered by the protection scope of the utility model.
Claims (9)
1. a kind of rapid X-ray backscattering imaging detecting instrument, it is characterised in that: it includes computer picture reconstruction and display system
It is visited with the x-ray source, coded aperture imaging plate and highly sensitive backscattering x-ray imaging set gradually according to x-ray imaging direction
Device is surveyed, the front end of Yu Suoshu coded aperture imaging plate is equipped with areas imaging delimiter, the highly sensitive backscattering x-ray imaging detection
Device and the computer picture are rebuild and display system is electrically connected, Yu Suoshu coded aperture imaging plate and the highly sensitive backscattering
Visual light imaging device is additionally provided between x-ray imaging detector.
2. rapid X-ray backscattering imaging detecting instrument according to claim 1, which is characterized in that the highly sensitive reflection
Penetrating x-ray imaging detector is using X-ray planar array detector made of cadmium telluride or silicon.
3. rapid X-ray backscattering imaging detecting instrument according to claim 1, which is characterized in that the visual light imaging
Device is included in the visual light imaging aperture barn door that coded aperture imaging plate rear end is set gradually and visible images monitoring
Device is equipped between Yu Suoshu visual light imaging aperture barn door and the visible images monitor for adjusting visible light projection side
To visible ray reflection plate.
4. rapid X-ray backscattering imaging detecting instrument according to claim 3, which is characterized in that it further includes by X-ray
Protective shell made of shielding material, the protective shell are equipped with X-ray through hole and monitor mounting hole, the visible images
Monitor is mounted on the protective shell by the monitor mounting hole, and the areas imaging delimiter corresponds to the X-ray
Through hole is fixed on the outside of the protective shell, and the coded aperture imaging plate, highly sensitive backscattering x-ray imaging detector correspond to institute
It states areas imaging delimiter to be successively set in the protective shell, be connected on the highly sensitive backscattering x-ray imaging detector
One end of signal wire, the signal wire is rebuild across the protective shell with the computer picture and display system is connect.
5. rapid X-ray backscattering imaging detecting instrument according to claim 4, which is characterized in that the visual light imaging
Aperture barn door is vertically provided between the coded aperture imaging plate and the highly sensitive backscattering x-ray imaging detector, in institute
Aperture barn door is stated equipped with a visual light imaging hole, the visible ray reflection plate respectively corresponds the visual light imaging hole, can
Light-exposed picture monitor is arranged in the protective shell.
6. rapid X-ray backscattering imaging detecting instrument according to claim 1, which is characterized in that the x-ray source uses
The low-power continous way X-ray emitter or pulsed X-ray emitter that high pressure is 30-140 kilovolts.
7. rapid X-ray backscattering imaging detecting instrument according to claim 1, which is characterized in that the highly sensitive reflection
Penetrating x-ray imaging detector is linear array radioscopic image detector, and Yu Suoshu linear array radioscopic image detector side is equipped with and is used for
Elapse the motor longitudinal driving device of the radioscopic image detector, the motor longitudinal driving device and the radioscopic image
Detector is fixedly connected.
8. rapid X-ray backscattering imaging detecting instrument according to claim 1, which is characterized in that the hair of the x-ray source
It penetrates end and is equipped with X-ray directional collimator, be equipped with one towards detected material on the X-ray directional collimator and be used for for X-ray beam
By trapezoidal hole.
9. rapid X-ray backscattering imaging detecting instrument according to claim 8, which is characterized in that the areas imaging limit
Determine device, X-ray directional collimator is made of X-ray shield material.
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CN201822119752.6U CN209387557U (en) | 2018-12-18 | 2018-12-18 | A kind of rapid X-ray backscattering imaging detecting instrument |
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CN201822119752.6U CN209387557U (en) | 2018-12-18 | 2018-12-18 | A kind of rapid X-ray backscattering imaging detecting instrument |
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Effective date of registration: 20231115 Address after: 523000 Building 1, No.1 Xuefu Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee after: Guangdong Qingda Innovation Research Institute Co.,Ltd. Address before: 523000 floor 5, building g-1, University Innovation City, Songshanhu high tech Development Zone, Dongguan City, Guangdong Province Patentee before: TSINGHUA INNOVATION CENTER IN DONGGUAN |