CN206421034U - A kind of sighting device of x-ray imaging device - Google Patents
A kind of sighting device of x-ray imaging device Download PDFInfo
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- CN206421034U CN206421034U CN201720026704.5U CN201720026704U CN206421034U CN 206421034 U CN206421034 U CN 206421034U CN 201720026704 U CN201720026704 U CN 201720026704U CN 206421034 U CN206421034 U CN 206421034U
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- ray imaging
- imaging device
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- finder lens
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Abstract
The utility model provides a kind of sighting device of x-ray imaging device, described sighting device includes x-ray imaging device, finder lens, adjustable diaphragm, supporting mechanism, four-dimensional governor motion and monitor, x-ray imaging device is located at finder lens center, and the two is identical with visual light imaging position, size to the X-ray of target respectively.The utility model can be realized replaces invisible X-ray to carry out real-time online aiming with visible ray, simple and convenient, x-ray imaging device is aimed at into improved efficiency at least 80%, with broad prospect of application.
Description
Technical field
The utility model belongs to x-ray imaging field, and in particular to a kind of sighting device of x-ray imaging device.
Background technology
The plasma X-ray that laser is produced with target interaction in inertial confinement fusion ICF carries high-temperature plasma
A large amount of useful physical messages of body, the X-ray energy spectrum of high-temperature plasma may be used to determine electron density, the electricity of plasma
From state, Electron energy distribution, electron temperature, radiant flux and radiation temperature etc..
X-ray imaging device is widely used in the X-ray energy spectrum diagnostic device in inertial confinement fusion ICF, such as narrow
It is sewn on the application in grating spectrometer, streak camera, application of the pin hole in pinhole camera, pinhole array answering in framing camera
With etc..
And the aiming of existing x-ray imaging device has following deficiency：1st, it is invisible due to X-ray, once debugging,
After aiming, it is difficult to realize that real-time online is aimed in subsequent experimental.2nd, process very complicated is aimed at, is wasted time and energy.3rd, diagnosis is set
It is required to intricately aim at again after standby dismounting every time.
The content of the invention
A technical problem to be solved in the utility model is to provide a kind of sighting device of x-ray imaging device, this
Utility model another technical problem to be solved is to provide a kind of adjusting process of the sighting device of x-ray imaging device,
Another technical problem to be solved in the utility model is to provide a kind of application side of the sighting device of x-ray imaging device
Method.
A kind of sighting device of x-ray imaging device of the present utility model, is characterized in, described sighting device includes X
Radial imaging device, finder lens, adjustable diaphragm, supporting mechanism, four-dimensional governor motion and monitor.Described supporting mechanism is
The cylinder of horizontal positioned, finder lens blocks within the barrel vertically, and x-ray imaging device is located at the center of finder lens.Described
Adjustable diaphragm is annular, is placed on finder lens front end, and be connected with supporting mechanism.Described supporting mechanism is adjusted with four-dimensional
Mechanism is connected, and four-dimensional governor motion adjusts the position of finder lens by supporting mechanism and the optics of finder lens is pointed to.It is described
The center of finder lens, the center of adjustable diaphragm, the center of supporting mechanism and four-dimensional governor motion center it is straight in same
On line.
The luminous ray of target transmitting is incident to finder lens by the adjustable diaphragm of open mode, on detector recording surface
It is imaged as I.The X-ray of target transmitting is incident to x-ray imaging device by the adjustable diaphragm of closed mode, in detector record
It is imaged as on face as II.Overlapped as I and as II on detector recording surface.The monitoring in real time of described monitor is as I in detector
Position on recording surface.
Described target is one kind in flat target, ball target, chamber target or the special-shaped target that inertial confinement fusion ICF is used.
Described x-ray imaging device is slit, slit array, the pin in inertial confinement fusion ICF for x-ray imaging
One kind in hole, pinhole array, irregularly-shaped hole or special-shaped hole array.
Described finder lens is identical with imaging object distance, the image distance of x-ray imaging device, image distance and object distance meet lens into
As formula, the primary optical axis of finder lens is less than or equal to 150um with the vertical range of x-ray imaging device center.
Described finder lens is more than 70% glass, including quartz glass, lucite or K9 glass for visible light transmissivity
One kind in glass.
The bore size of described finder lens is more than the boundary dimensions of x-ray imaging device.Described adjustable diaphragm exists
Under closed mode, limit light aperture is more than target size, and less than x-ray imaging device boundaries size.
Described four-dimensional governor motion regulation supporting mechanism is based in the plane perpendicular to the axis of supporting mechanism
The X-axis of plane and the in-plane displancement of Y-axis, and the X-axis based on plane and Y-axis upset.
A kind of adjusting process of the sighting device of x-ray imaging device of the present utility model, is characterized in, including following step
Suddenly：
A. it will debug and be placed on target on the position of target, the center line by laser transit along supporting mechanism is placed on support
Behind mechanism；
B. make benchmark using laser transit, mark center, the center of x-ray imaging device and detection with target will be debug
The center of device recording surface is adjusted on straight line I；
C. debug with visible light source irradiation and use target, four-dimensional governor motion is adjusted repeatedly, until finder lens uses target to debuging
Mark center formed by visible ray picture and detector recording surface center superposition, and x-ray imaging device center still straight
On line I.
The described chi for debuging the slit or hole that are less than or equal to x-ray imaging device with the size at the mark center of target
It is very little.
A kind of application process of the sighting device of x-ray imaging device of the present utility model, is characterized in, including following step
Suddenly：
A. adjustable diaphragm is opened；
B. target is illuminated with visible light source；
C. monitored in real time with monitor as I, by adjustment including described sighting device and detector recording surface
Whole detection system is pointed to, and is changed as I position on detector recording surface, until as I central point and detector recording surface
Central point overlap, complete in real time aim at；
D. adjustable diaphragm is closed；
E. with laser light incident to target, target launches X-ray, and X-ray is incident to X by the adjustable diaphragm of closed mode and penetrated
Line imaging device, is imaged as, as II, overlapping on detector recording surface as I and as II, completing X-ray on detector recording surface
The application of the sighting device of image device.
The sighting device and its adjusting process and methods for using them of the utility model x-ray imaging device can be realized with visible
Light replaces invisible X-ray to carry out real-time online aiming, can in real time be carried out in subsequent experimental after once debuging, aiming at
Line is aimed at, with simply and easily advantage, the sighting device of the utility model x-ray imaging device and its adjusting process and application
X-ray imaging device can be aimed at improved efficiency at least 80% by method, with broad prospect of application.
Brief description of the drawings
Fig. 1 is the structural representation of the sighting device of x-ray imaging device of the present utility model；
Fig. 2 fills for the x-ray imaging device in the sighting device of x-ray imaging device of the present utility model with finder lens
With relation schematic diagram；
Fig. 3 is the adjusting process schematic diagram of the sighting device of x-ray imaging device of the present utility model（One）；
Fig. 4 is the adjusting process schematic diagram of the sighting device of x-ray imaging device of the present utility model（Two）；
Fig. 5 is the application process schematic diagram of the sighting device of x-ray imaging device of the present utility model.
In figure, the four-dimensional regulation of 1. 5. supporting mechanism of target 2.X radial imagings device 3. finder lens, 4. adjustable diaphragm 6.
The detector recording surface 9. of 7. monitor of mechanism 8. is debug with the visible light source of 10. laser transit of target 11..
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a kind of sighting device of x-ray imaging device of the present utility model includes x-ray imaging device
Part 2, finder lens 3, adjustable diaphragm 4, supporting mechanism 5, four-dimensional governor motion 6 and monitor 7；Described supporting mechanism 5 is water
The cylinder of placing flat, finder lens 3 blocks within the barrel vertically, and x-ray imaging device 2 is located at the center of finder lens 3；Described
Adjustable diaphragm 4 is annular, is placed on the front end of finder lens 3, and be connected with supporting mechanism 5；Described supporting mechanism 5 and the four-dimension
Governor motion 6 is connected, and four-dimensional governor motion 6 adjusts the position of finder lens 3 and the optics of finder lens 3 by supporting mechanism 5
Point to；In center, the center of adjustable diaphragm 4, the center of supporting mechanism 5 and the four-dimensional governor motion 6 of described finder lens 3
The heart is on same straight line；
The luminous ray that target 1 is launched is incident to finder lens 3 by the adjustable diaphragm 4 of open mode, in detector record
It is imaged as on face 8 as I；The X-ray that target 1 is launched is incident to x-ray imaging device 2 by the adjustable diaphragm 4 of closed mode, is visiting
Survey and be imaged as on device recording surface 8 as II；Overlapped as I and as II on detector recording surface 8；Described monitor 7 is monitored in real time
As I position on detector recording surface 8.
Described target 1 is one kind in flat target, ball target, chamber target or the special-shaped target that inertial confinement fusion ICF is used.
Described x-ray imaging device 2 be used in inertial confinement fusion ICF the slit of x-ray imaging, slit array,
One kind in pin hole, pinhole array, irregularly-shaped hole or special-shaped hole array.
Described finder lens 3 is identical with imaging object distance, the image distance of x-ray imaging device 2, and image distance and object distance meet lens
Imaging formula, the primary optical axis of finder lens 3 is less than or equal to 150um with the vertical range at the center of x-ray imaging device 2.
Described finder lens 3 is more than 70% glass, including quartz glass, lucite or K9 for visible light transmissivity
One kind in glass.
The bore size of described finder lens 3 is more than the boundary dimensions of x-ray imaging device 2；Described adjustable diaphragm 4
In the closed state, limit light aperture is more than the size of target 1, and less than the boundary dimensions of x-ray imaging device 2.
The described regulation supporting mechanism 5 of four-dimensional governor motion 6 carries out base in the plane perpendicular to the axis of supporting mechanism 5
In the upset of the X-axis and the in-plane displancement of Y-axis of plane, and the X-axis based on plane and Y-axis.
As shown in Figure 3 and Figure 4, a kind of adjusting process of the sighting device of x-ray imaging device of the present utility model includes
Following steps：
A. it will debug and be placed on target 9 on the position of target 1, the center line by laser transit 10 along supporting mechanism 5 is placed
Behind supporting mechanism 5；
B. make benchmark using laser transit 10, will debug with the mark center of target 9, the center of x-ray imaging device 2 and
The center of detector recording surface 8 is adjusted on straight line I；
C. debug with the irradiation of visible light source 11 with target 9, four-dimensional governor motion 6 is adjusted repeatedly, until 3 pairs of finder lens is debug
With the center superposition of visible ray picture formed by the mark center of target 9 and detector recording surface 8, and the center of x-ray imaging device 2
Still on straight line I.
The described chi for debuging the slit or hole that are less than or equal to x-ray imaging device 2 with the size at the mark center of target 9
It is very little.
As shown in figure 5, a kind of application process of the sighting device of x-ray imaging device of the present utility model includes following step
Suddenly：
A. adjustable diaphragm 4 is opened；
B. target 1 is illuminated with visible light source 11；
C. with the monitoring in real time of monitor 7 as I, by adjustment including described sighting device and detector recording surface 8
Whole detection system point to, change as I position on detector recording surface 8, until the central point as I is recorded with detector
The central point in face 8 is overlapped, and completes to aim in real time；
D. adjustable diaphragm 4 is closed；
E. with laser light incident to target 1, target 1 launches X-ray, and X-ray is incident to by the adjustable diaphragm 4 of closed mode
X-ray imaging device 2, is imaged as, as II, overlapping on detector recording surface 8 as I and as II on detector recording surface 8, complete
Into the application of the sighting device of x-ray imaging device.
Embodiment 1
In the present embodiment, described target 1 is the chamber target that inertial confinement fusion ICF is used；Described x-ray imaging device 2
To be used for the pin hole of x-ray imaging in inertial confinement fusion ICF；The primary optical axis of described finder lens 3 and x-ray imaging device
The vertical range at 2 centers is 150um；Described finder lens 3 is the quartz glass that visible light transmissivity is 93%.
Center, the center of adjustable diaphragm 4, the center of supporting mechanism 5 and the four-dimensional regulation of finder lens 3 of the present utility model
The center of mechanism 6 is on same straight line.Monitor 7 is used to monitor that finder lens 3 remembers the imaging I of target 1 and detector in real time
Position relationship between record face 8.Here x-ray imaging device 2 is on the God Light III prototype large scale laser instrument in ICF fields
The image device of conventional pinhole camera, it is diameter 20um pin hole.
Pinhole camera is commonly used to monitor the state of laser and target in target interaction process, includes geometry state, the height of target
Isothermal plasma pattern, radiation temperature distribution, with respect to power etc., are one of most basic, most important diagnostic devices in ICF.So
And the aiming process very complicated of pinhole camera, first it need to dismantle detector, then pass through multi-stage pipeline centering step by step
The heart is aimed at, such as 30mm pipelines, 20mm pipelines, 10mm pipelines, 5mm pipelines, 2mm pipelines, and every grade of pipeline is required for adjusting pipeline opening
Center alignment targets, then install detector, and once after aiming, it is impossible to realize that real-time online is aimed in subsequent experimental, in addition pin
Hole camera is required to intricately aim at again after dismounting every time, and average once aim at least takes 40 minutes.
The imaging object distance of x-ray imaging device 2 of pinhole camera is 197mm, and image distance is 1970um, and multiplication factor is 10 times.
Object distance, image distance and the multiplication factor of finder lens 3 ibid, and x-ray imaging device 2 be arranged on the geometry of finder lens 3 center, directly
Footpath 20um pin hole center and the primary optical axis vertical range of finder lens 3 are 150um.Therefore adjustment X of the present utility model is passed through
The sighting device of radial imaging device, is shown in Fig. 3 and Fig. 4, it is ensured that finder lens 3 to target 1 into visible ray picture I and diameter
20um pin hole to target 1 into X-ray picture II, position, size are basically identical.
The utility model achieves successful application, this reality in the pinhole camera on God Light III prototype large scale laser instruments
Apply in example, the chamber target that target 1 is, be diameter 1.2mm, long 2.7mm, inlet 0.8mm golden chamber target.Eight beam laser with, 800J/1ns, respectively from black chamber inlet two ends with the golden chamber target of 45 ° of injections.With reference to Fig. 3, Fig. 4 and Fig. 5, and
Previous embodiment content, the adjustment of the sighting device with regard to x-ray imaging device of the present utility model can be conveniently realized
And application, i.e. realization replace invisible X-ray to carry out real-time online aiming with visible ray, after this adjustment, aiming, subsequent experimental
In can real-time online aim at, the average application time that once aims at is no more than 5 minutes, thus by the X-ray in pinhole camera into
As device has been the aiming improved efficiency of pin hole 87.5%.
Embodiment 2
The embodiment of embodiment 2 and embodiment 1 is essentially identical, and the main distinction is, described target 1 is poly- for inertial confinement
Become the flat target that ICF is used, described x-ray imaging device 2 is the slit in inertial confinement fusion ICF for x-ray imaging,
The primary optical axis of described finder lens 3 and the vertical range at the center of x-ray imaging device 2 are 130um, described finder lens 3
The lucite for being 90% for visible light transmissivity.The utility model achieves successful application in streak camera, by streak camera
In x-ray imaging device be slit aiming improved efficiency 82%.
One kind in ball target or special-shaped target that described target can also use for inertial confinement fusion ICF, described X-ray
Image device can also be slit array, pinhole array, the irregularly-shaped hole or different in inertial confinement fusion ICF for x-ray imaging
One kind in shape hole array.Described finder lens can also be more than 70% K9 glass for visible light transmissivity.
One of ordinary skill in the art will be appreciated that embodiment described here is to aid in reader and understands this reality
With new principle, it should be understood that protection domain of the present utility model is not limited to such especially statement and embodiment.
One of ordinary skill in the art can these technical inspirations according to disclosed in the utility model make and various do not depart from this practicality
New substantive other various specific deformations and combination, these deformations and combination are still in protection domain of the present utility model.
Claims (6)
1. a kind of sighting device of x-ray imaging device, it is characterised in that described sighting device includes x-ray imaging device
（2）, finder lens（3）, adjustable diaphragm（4）, supporting mechanism（5）, four-dimensional governor motion（6）And monitor（7）；Described support
Mechanism（5）For the cylinder of horizontal positioned, finder lens（3）It is vertical to block within the barrel, x-ray imaging device（2）It is saturating positioned at aiming at
Mirror（3）Center；Described adjustable diaphragm（4）For annular, finder lens is placed on（3）Front end, and and supporting mechanism（5）Gu
Even；Described supporting mechanism（5）With four-dimensional governor motion（6）Connection, four-dimensional governor motion（6）Pass through supporting mechanism（5）Regulation
Finder lens（3）Position and finder lens（3）Optics point to；Described finder lens（3）Center, adjustable diaphragm（4）
Center, supporting mechanism（5）Center and four-dimensional governor motion（6）Center on same straight line；
Target（1）The adjustable diaphragm that the luminous ray of transmitting passes through open mode（4）It is incident to finder lens（3）, in detector note
Record face（8）On be imaged as I；Target（1）The adjustable diaphragm that the X-ray of transmitting passes through closed mode（4）It is incident to x-ray imaging device
Part（2）, in detector recording surface（8）On be imaged as II；As I and as II in detector recording surface（8）It is upper to overlap；Described prison
Visual organ（7）Monitoring is as I in detector recording surface in real time（8）On position.
2. the sighting device of x-ray imaging device according to claim 1, it is characterised in that described target（1）For inertia
One kind in flat target, ball target, chamber target or special-shaped target that constraint fusion ICF is used.
3. the sighting device of x-ray imaging device according to claim 1, it is characterised in that described x-ray imaging device
Part（2）To be used for slit, slit array, pin hole, pinhole array, the irregularly-shaped hole or different of x-ray imaging in inertial confinement fusion ICF
One kind in shape hole array.
4. the sighting device of x-ray imaging device according to claim 1, it is characterised in that described finder lens（3）
With x-ray imaging device（2）Imaging object distance, image distance it is identical, image distance and object distance meet lens imaging formula, finder lens（3）
Primary optical axis and x-ray imaging device（2）The vertical range at center is less than or equal to 150um.
5. the sighting device of x-ray imaging device according to claim 1, it is characterised in that described finder lens（3）
Bore size be more than x-ray imaging device（2）Boundary dimensions；Described adjustable diaphragm（4）In the closed state, limit unthreaded hole
Footpath is more than target（1）Size, and less than x-ray imaging device（2）Boundary dimensions.
6. the sighting device of x-ray imaging device according to claim 1, it is characterised in that described four-dimensional regulation machine
Structure（6）Adjust supporting mechanism（5）Perpendicular to supporting mechanism（5）Axis plane on carry out X-axis based on plane and Y-axis
In-plane displancement, and the X-axis based on plane and Y-axis upset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026704.5U CN206421034U (en) | 2017-01-11 | 2017-01-11 | A kind of sighting device of x-ray imaging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026704.5U CN206421034U (en) | 2017-01-11 | 2017-01-11 | A kind of sighting device of x-ray imaging device |
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| Publication Number | Publication Date |
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| CN206421034U true CN206421034U (en) | 2017-08-18 |
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| CN201720026704.5U Expired - Fee Related CN206421034U (en) | 2017-01-11 | 2017-01-11 | A kind of sighting device of x-ray imaging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579566A (en) * | 2020-05-09 | 2020-08-25 | 中国建材检验认证集团安徽有限公司 | X-ray protective material attenuation performance detection device |
-
2017
- 2017-01-11 CN CN201720026704.5U patent/CN206421034U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579566A (en) * | 2020-05-09 | 2020-08-25 | 中国建材检验认证集团安徽有限公司 | X-ray protective material attenuation performance detection device |
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Granted publication date: 20170818 Termination date: 20220111 |