CN207976689U - A kind of X-ray streak camera photocathode rapid detection system - Google Patents
A kind of X-ray streak camera photocathode rapid detection system Download PDFInfo
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- CN207976689U CN207976689U CN201820053968.4U CN201820053968U CN207976689U CN 207976689 U CN207976689 U CN 207976689U CN 201820053968 U CN201820053968 U CN 201820053968U CN 207976689 U CN207976689 U CN 207976689U
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Abstract
The utility model is related to a kind of X-ray streak camera photocathode rapid detection systems, including light source, vacuum chamber, Trinity striped image converter tube group, CCD camera and computer, the incidence end for the test optical signal directive Trinity striped image converter tube group that light source is sent out；Trinity striped image converter tube group includes the first striped image converter tube, the second striped image converter tube, third striped image converter tube；The exit end in Trinity striped image converter tube group is arranged in CCD camera, the test image of the exit end for acquiring Trinity striped image converter tube group；CCD camera connects computer, and computer is for handling test image.By implementing the utility model, by the voltage, structure and the relative position that adjust Trinity striped image converter tube group, three slits are imaged on the detectable central area of CCD camera simultaneously, and open vacuum chamber cathode and replace window, that is, replaceable three photocathodes, it is quickly detected while realizing X-ray streak camera photocathode.
Description
Technical field
The utility model is related to X-ray streak cameras, more specifically to a kind of X-ray streak camera photocathode
Rapid detection system.
Background technology
X-ray streak camera can be with imaging x-ray and ultraviolet signal, but commonly referred to as X-ray streak camera.X-ray
Streak camera is the important diagnostic instrument for obtaining the continuous change in time and space information of ultrafast X-ray/ultraviolet radiation, X-ray/ultraviolet light
The imaging research of ultrafast phenomena to natural science, clean energy resource, Material Physics, photo-biological, photochemistry, ultrashort laser technology, swash
The scientific researches such as optical physics, high-energy physics and technical field play an important roll.Especially Study of Laser driving inertial confinement is poly-
Implosion dynamics are obtained in change and information is compressed in implosion, obtain indispensable the examining of the continuous change in time and space image of plasma radiation
Disconnected instrument.
The photocathode of X-ray streak camera is converted into electronic impulse by opto-electronic conversion, ultrafast light pulse to be measured,
Electronic impulse carries optical pulse information in time, space and intensity, this is the first step of streak camera diagnosing image.It is common
There are golden (Au) and cesium iodide (CsI), both photocathodes all can be because of long-time, height in the photocathode of X-ray streak camera
The X-ray of intensity is bombarded and performance degradation or failure, though the quantum efficiency of especially CsI opto-electronic conversions is high, easily deliquesces crystallization,
Exposure several hours will fail under air environment.In addition the difference of cathode-making process, the size of thicknesses of layers, also influence
Camera imaging stability.With the increase of X-ray energy and intensity, the validity of periodic detection photocathode, screenability is steady
Fixed photocathode has importance and necessity.
Photocathode piece only can not obtain validity from visual inspection at present, and it is enterprising to attach it to X-ray streak camera
When row diagnosing image, it can just show whether photocathode is effective, and a large amount of photocathode piece can only check one by one.This method
Not only testing cost is high, and efficiency is low, and the image quality of different photocathode pieces can not compare in same width picture.
Utility model content
The technical problem to be solved by the present invention is to for the drawbacks described above of the prior art, provide a kind of X-ray item
Line camera photocathode rapid detection system.
Technical solution adopted by the utility model to solve its technical problems is：Construct a kind of X-ray streak camera photoelectricity
Cathode rapid detection system, including light source, vacuum chamber, Trinity striped image converter tube group, CCD camera and computer,
In,
The light source is arranged in the incident end side of the Trinity striped image converter tube group, the test light that the light source is sent out
The incidence end of Trinity striped image converter tube group described in signal directive；
The Trinity striped image converter tube group includes the first striped image converter tube, the second striped image converter tube, the change of third striped
As pipe；
The exit end in the Trinity striped image converter tube group is arranged in the CCD camera, for acquiring described three
The test image of the exit end of integrated striped image converter tube group；
The CCD camera connects the computer, and the computer is for handling the test image.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube laid out in parallel, the first striped image converter tube, the second striped transshaping
Pipe, third striped image converter tube incidence end be located at homonymy, for receiving the test optical signal；
The light source is X-ray source or ultraviolet source.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, the structure of third striped image converter tube are identical；
The first striped image converter tube includes photocathode, aperture plate, focusing electrode, anode and deflecting plates, wherein institute
The incidence end that photocathode is removably mounted on the first striped image converter tube by cathode pedestal is stated, for turning light pulse
It is changed to electronic impulse, the photocathode is parallel with the aperture plate；The focusing electrode is located at the first striped image converter tube
Flight corridor and axial symmetry distribution；The anode is located at the flight corridor of the first striped image converter tube and axial symmetry is distributed；Institute
It states deflecting plates and is located at the exit end both sides of the first striped image converter tube and symmetrical.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube are located in vacuum chamber；
Incidence of the vacuum chamber close to the first striped image converter tube, the second striped image converter tube, third striped image converter tube
End side is provided with the test optical signal input window entered for the test optical signal.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, on the vacuum chamber
There is openable and closable cathode to replace window, the cathode replaces the aperture position of window and the first striped image converter tube, the second striped become
As the incidence end correspondence of pipe, third striped image converter tube, the cathode is replaced and provides operation sky when window is opened to replace photocathode
Between,
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube exit end be provided with for receive exit end project electronic impulse
And luminous fluorescent screen, the fluorescent screen is the first striped image converter tube, the second striped image converter tube, third striped image converter tube are total
Use fluorescent screen；
The CCD camera is arranged in the side of the fluorescent screen, for acquiring the test image on the fluorescent screen.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube are fixed by upper clamp plate and lower clamp plate, and the lower clamp plate is fixed on institute
It states on the inner wall of vacuum chamber.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, the vacuum chamber is also
It include the vacuum meter for measuring vacuum degree in the vacuum chamber；
The vacuum chamber is connected with for changing the vacuum pump of vacuum degree in the vacuum chamber.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube are separately connected power supply；
The first striped image converter tube, the second striped image converter tube, third striped image converter tube are grounded by sharing grounding electrode.
Preferably, X-ray streak camera photocathode rapid detection system described in the utility model, first striped
Image converter tube, the second striped image converter tube, third striped image converter tube are separately connected power supply by high input voltage flange；
The power supply includes high voltage power supply and divider, and the high voltage power supply is separately connected institute by the divider
State the first striped image converter tube, the second striped image converter tube, third striped image converter tube.
Implement a kind of X-ray streak camera photocathode rapid detection system of the utility model, has below beneficial to effect
Fruit：Including light source, vacuum chamber, Trinity striped image converter tube group, CCD camera and computer, wherein light source setting exists
The incident end side of Trinity striped image converter tube group, the test optical signal directive Trinity striped image converter tube group that light source is sent out
Incidence end；Trinity striped image converter tube group includes the first striped image converter tube, the second striped image converter tube, third striped image converter tube；
The exit end in Trinity striped image converter tube group is arranged in CCD camera, for acquiring going out for Trinity striped image converter tube group
Penetrate the test image at end；CCD camera connects computer, and computer is for handling test image.By implementing the utility model,
By adjusting voltage, structure and the relative position of Trinity striped image converter tube group, three slits are imaged on CCD camera simultaneously
Detectable central area is quickly detected while realizing X-ray streak camera photocathode.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is a kind of structural schematic diagram of X-ray streak camera photocathode rapid detection system of the utility model；
Fig. 2 is the structural schematic diagram of the utility model Trinity striped image converter tube group；
Fig. 3 is the cross-sectional view of the utility model the first striped image converter tube；
Fig. 4 is the test image of the utility model experiment；
Fig. 5 is the spatial resolution test image of the utility model experiment.
Specific implementation mode
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
Fig. 1 is a kind of structural schematic diagram of X-ray streak camera photocathode rapid detection system of the utility model.
Specifically, the X-ray streak camera photocathode rapid detection system includes light source 10, Trinity striped transshaping
Pipe group, CCD camera 302, power supply and computer 40, wherein light source 10 is arranged in Trinity striped image converter tube group
Incident end side, light source 10 send out test optical signal directive Trinity striped image converter tube group incidence end.Preferably, light source
10 be X-ray source or ultraviolet source, and the present embodiment is detected explanation by taking ultraviolet dish type lamp as an example, and the detection of X-ray can
It implements.Trinity striped image converter tube group receives the test optical signal of input, generates test image.CCD camera 302 is set
The exit end in Trinity striped image converter tube group is set, the test chart of the exit end for acquiring Trinity striped image converter tube group
Picture.CCD camera 302 connects computer 40, and test image is transmitted to computer 40, computer 40 according to preset algorithm at
Test image is managed, test result is obtained.
Power supply be used for for entire detecting system power, power supply be separately connected Trinity striped image converter tube group and
CCD camera 302, wherein the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are separately connected
Power supply, the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are connect by sharing grounding electrode
Ground.Preferably, the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 pass through high input voltage flange
503 are separately connected power supply.Further, power supply includes high voltage power supply 501 and divider 502, and high voltage power supply 501 passes through
Divider 502 is separately connected the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 and CCD take the photograph
Camera 302.
Fig. 2 is the structural schematic diagram of the utility model Trinity striped image converter tube group.
Specifically, Trinity striped image converter tube group includes the first striped image converter tube T1, the second striped image converter tube T2, third
Striped image converter tube T3, the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 laid out in parallel, first
Striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 incidence end be located at homonymy, for receiving test light
Signal.Preferably, the first striped image converter tube T1 in the present embodiment, the second striped image converter tube T2, third striped image converter tube T3
Structure is identical, to realize to being tested while three photocathodes, is intuitively compared experimental result, realizes three the moon
The image quality of pole compares in same width picture, improves testing efficiency.
Trinity striped image converter tube group is the core component of X-ray streak camera cathode detecting system, is set according to theory
The requirement of meter and Project Realization takes into account mutual restriction problem between the simultaneously parameters such as balanced large working area product, small size, high voltage,
Optimization design striped image converter tube electron-optical system and electrode structure.
Fig. 3 is the cross-sectional view of the utility model the first striped image converter tube.
Specifically, the first striped image converter tube T1 is seven electrode electrostatic focusing profile bar line image converter tubes, including photocathode 201
(P/C in figure), aperture plate M, focusing electrode F, anode A and deflecting plates DP, wherein photocathode 201 is removable by cathode pedestal
Be mounted on the incidence end of the first striped image converter tube T1 with unloading, for light pulse to be converted to electronic impulse, electronic impulse the time,
Optical pulse information is carried in space and intensity, this is the basis of streak camera diagnosing image.And ensure photocathode 201
It is strictly parallel between aperture plate M, realize that photoelectronic Proportional Acceleration Field is not destroyed.Focusing electrode F includes the first focusing electrode
Cylinder F1 and the second focusing electrode cylinder F2, the first focusing electrode cylinder F1 and the second focusing electrode cylinder F2 is located at the first striped image converter tube T1
Flight corridor both sides and symmetrical.Anode A includes first anode cylinder A1 and second plate cylinder A2, first anode cylinder A1 and
Two anode canister A2 are located at the flight corridor both sides of the first striped image converter tube T1 and symmetrical.First focusing electrode cylinder F1, second
Focusing electrode cylinder F2, first anode cylinder A1 and second plate cylinder A2 are in be intervally arranged.Deflecting plates DP is located at the first striped image converter tube
The exit end both sides of T1 and symmetrical.In addition, existing shared grounding electrode between electrode, ensures each self-focusing and anode electricity
The property independent of one another of pole does not interfere with each other between electrostatic field.Exit end alignment (the figure of fluorescent screen 301 of first striped image converter tube T1
Middle P/S)
Second striped image converter tube T2 and third striped image converter tube T3 are identical as the first striped image converter tube T1 structures, can refer to
One striped image converter tube T1, details are not described herein.
Further, mould is shelved using precision, keep each electrode not only hanging but also keeps accurate symmetrical structure.Preferably,
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are fixed by upper clamp plate and lower clamp plate, above each
The contact conductor of electrode is introduced by upper clamp plate, and lower clamp plate is fixed on the inner wall of vacuum chamber 20.
In the present embodiment, the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are located at vacuum
In room 20, incidence end of the vacuum chamber 20 close to the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3
Side is provided with the test optical signal input window 203 for testing optical signal entrance.In the non-test stage, vacuum chamber 20 is close to
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 incidence end side be provided with it is dismountable true
Empty slide valve 204 is closed vacuum chamber 20 by vacuum slide valve 204.In test phase, vacuum slide valve 204 is removed.
For more convenient quick replacement photocathode, there is openable and closable cathode to replace window 202 on vacuum chamber 20, cathode is more
Change the incidence end of the aperture position and the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 of window 202
Corresponding, cathode is replaced and provides operating space when window 202 is opened to replace photocathode 201.Vacuum slide valve 204 is being closed, is being beaten
It opens cathode and replaces window 202, three photocathodes 201 can be replaced easily and fast using cathode inserter tool.Isolation can be realized
Test target chamber, the quick-replaceable photocathode 201 in the case where not breaking test target chamber vacuum does not dismantle calibration system.This is
It unites compact-sized, detection and quick-replaceable while three photocathodes may be implemented.
First striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 exit end be provided with and be used for
It receives exit end and projects electronic impulse and luminous fluorescent screen 301, fluorescent screen 301 is the first striped image converter tube T1, the second striped
Image converter tube T2, third striped image converter tube T3 share fluorescent screen.CCD camera 302 is arranged in the side of fluorescent screen 301, for adopting
Collect the test image on fluorescent screen.Three striped image converter tubes share a fluorescent screen 301 and CCD camera 302, can save into
This reduction volume can also realize that the image quality of three cathodes compares in same width picture.
Vacuum chamber 20 further includes the vacuum meter 205 for measuring vacuum degree in vacuum chamber 20；Vacuum chamber 20, which is connected with, to be used for
Change the vacuum pump 206 of vacuum degree in vacuum chamber 20.Vacuum pump 206 connects divider 502 by high input voltage flange 503, point
Pressure 502 connects high voltage power supply 501, powers for vacuum pump 206.
Above system is tested below by way of experiment.
Photocathode detecting system test philosophy such as Fig. 1, light source 10 are ultraviolet dish type lamp.After starting test, by easamatic power brake
Plate valve 204 is changed to ultraviolet light input window, and the ultraviolet light of ultraviolet dish type lamp transmitting is radiated at three striped image converter tubes (first simultaneously
Striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3) photocathode (Au cathodes) on.Photocathode
Emit photoelectron, accelerate and focus in three striped image converter tubes respectively, be imaged onto on the same fluorescent screen 301 be converted into it is visible
Light, and then by light-cone QCD sum rules digital signal is converted into CCD camera 302.201 glazing of photocathode is carved with graduation pattern,
Center 15lp/mm, both ends 10lp/mm can be demarcated and be examined by obtaining the digital picture of graduation pattern on photocathode 201
Survey the image quality of the validity and system of photocathode 201.
High voltage power supply and divider are used to provide stable DC high pressure to each electrode of striped image converter tube.Photocathode 201
Graduation pattern length be 30mm, 301 302 size of Φ 50mm, PI1300 type CCD cameras of fluorescent screen, 1300 × 1340 pixel, as
20 × 20 μm of plain size2Included 1.5:1 coupling light cone.
Photocathode detecting system test image such as Fig. 4, Trinity striped image converter tube group is in same width CCD camera 302
The striped picture of three length about 39mm is formed in image, striped picture is placed in 40.2 × 39mm2302 central area of CCD camera.
Striped picture is mutually non-overlapping and interference, the apparent bending of the nothing that is integrally mutually parallel, striped are slightly wider than right side, T2 stripeds on the left of spacing
(the second striped image converter tube T2 imagings) completely in 301 imaging region of fluorescent screen, T1 stripeds (the first striped image converter tube T1 institutes at
Picture) with T3 stripeds (third striped image converter tube T3 imagings) as upper end slightly exceed imaging region, resolution ratio pattern region entirety
Clearly.Test result confirms the validity of three photocathodes 201.
Three stripe pattern centers are respectively 619,656,621 pixels in the position of slit direction, 37 pixel of maximum deviation,
The then peak excursion rate δ of slit direction imageyFor：
Same method can obtain the deviation ratio 6.6% perpendicular to slit direction image, data such as table 1.
1 image shift rate test data of table
3mm area of the pattern among T1 images, starting point and end point are 480,688 pixels, and length is 128 pixels, light cone times
Rate 1.5:1, then striped is as enlargement ratio M1For：
Striped image converter tube T1 enlargement ratios be 1.28, same method can measure T2, T3 enlargement ratio be 1.29,
1.29.System magnification test data such as table 2.Three striped image converter tube imaging enlargement ratio errors are up to 0.8%, system
Enlargement ratio has preferable consistency.
2 system magnification test data of table
| Parameter | T1 stripeds | T2 stripeds | T3 stripeds |
| Fringe position/pixel | 480 | 517 | 484 |
| Striped upright position/pixel | 688 | 646 | 612 |
| Length/pixel | 128 | 129 | 128 |
| Enlargement ratio | 1.28 | 1.29 | 1.29 |
The results are shown in Figure 5 for the 10lp/mm resolution tests of T1, T2, T3 stripe pattern edge, and three stripe pictures can be seen
To light and dark resolution ratio pattern, T2 stripeds are the most clear, followed by T1 stripeds and T3 stripeds, by the gray value of bright and dark pattern
The contrast of image can be calculated.
T1 striped light and shade striped maximum values Imax10547.33 minimum value Imin8619.47 background intensity 1921.6, because
This contrast is C：
Same method can show that T2 stripeds and T3 fringe contrasts are 0.29 and 0.06,10lp/mm image in different resolution pair
Table 3 for example than degrees of data.
3 spatial resolution image contrast of table
It can be seen that being up to 0.29, T1 stripeds, the comparison of T3 stripe patterns positioned at center T2 stripe pattern contrasts in table
Degree is less than T2, the discrimination standard still above 0.05.The spatial resolution of detecting system reaches 10lp/mm.The result proves
201 rapid detection system of set X-ray streak camera photocathode, while detecting three photocathodes 201, three stripe pictures
It is uniformly distributed, spatial resolution reaches 10lp/mm.
By implementing the utility model, by adjusting voltage, structure and the relative position of Trinity striped image converter tube group,
Three slits are imaged on the detectable central area of CCD camera simultaneously, realize fast while X-ray streak camera photocathode
Speed detection.
Above example is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, the scope of protection of the utility model can not be limited.It is all with
The equivalent changes and modifications that the utility model claims range is done, should all belong to the utility model claims covers model
It encloses.
Claims (10)
1. a kind of X-ray streak camera photocathode rapid detection system, which is characterized in that including light source (10), the Trinity
Striped image converter tube group, CCD camera (302) and computer (40), wherein
The survey sent out in the incident end side of the Trinity striped image converter tube group, the light source (10) is arranged in the light source (10)
Try the incidence end of Trinity striped image converter tube group described in optical signal directive；
The Trinity striped image converter tube group includes the first striped image converter tube T1, the second striped image converter tube T2, the change of third striped
As pipe T3；
The exit end in the Trinity striped image converter tube group is arranged in the CCD camera (302), for acquiring described three
The test image of the exit end of integrated striped image converter tube group；
The CCD camera (302) connects the computer (40), and the computer (40) is for handling the test image.
2. X-ray streak camera photocathode rapid detection system according to claim 1, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 laid out in parallel, the first striped image converter tube
T1, the second striped image converter tube T2, third striped image converter tube T3 incidence end be located at homonymy, for receiving the test optical signal；
The light source (10) is X-ray source or ultraviolet source.
3. X-ray streak camera photocathode rapid detection system according to claim 1 or 2, which is characterized in that described
First striped image converter tube T1, the second striped image converter tube T2, the structure of third striped image converter tube T3 are identical；
The first striped image converter tube T1 include photocathode (201), aperture plate (M), focusing electrode (F), anode (A) and partially
Flap (DP), wherein the photocathode (201) is removably mounted on the first striped image converter tube T1 by cathode pedestal
Incidence end, for light pulse to be converted to electronic impulse, the photocathode (201) is parallel with the aperture plate (M)；It is described poly-
Burnt electrode (F) is located at the flight corridor of the first striped image converter tube T1 and axial symmetry is distributed；The anode (A) is located at described the
The flight corridor and axial symmetry of one striped image converter tube T1 is distributed；The deflecting plates (DP) is located at the first striped image converter tube T1's
Exit end both sides and symmetrical.
4. X-ray streak camera photocathode rapid detection system according to claim 1, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are located in vacuum chamber (20)；
The vacuum chamber (20) is close to the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3
Incidence end side be provided with for it is described test optical signal enter test optical signal input window (203).
5. X-ray streak camera photocathode rapid detection system according to claim 4, which is characterized in that described true
There is openable and closable cathode to replace window (202) in empty room (20), the cathode replaces the aperture position of window (202) and described first
The incidence end correspondence of line image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3, the cathode replace window (202)
When opening operating space is provided to replace photocathode (201).
6. X-ray streak camera photocathode rapid detection system according to claim 4, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 exit end be provided with for receiving exit end
Project electronic impulse and luminous fluorescent screen (301), the fluorescent screen (301) is the first striped image converter tube T1, Article 2
Line image converter tube T2, third striped image converter tube T3 share fluorescent screen (301)；
The CCD camera (302) is arranged in the side of the fluorescent screen (301), for acquiring the test on the fluorescent screen
Image.
7. X-ray streak camera photocathode rapid detection system according to claim 4, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are fixed by upper clamp plate and lower clamp plate, under described
Boards wall is on the inner wall of the vacuum chamber (20).
8. X-ray streak camera photocathode rapid detection system according to claim 4, which is characterized in that described true
Empty room (20) further includes the vacuum meter (205) for measuring the vacuum chamber (20) interior vacuum degree；
The vacuum chamber (20) is connected with for changing the vacuum pump (206) of the vacuum chamber (20) interior vacuum degree.
9. X-ray streak camera photocathode rapid detection system according to claim 1, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are separately connected power supply；
The first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are connect by sharing grounding electrode
Ground.
10. X-ray streak camera photocathode rapid detection system according to claim 9, which is characterized in that described
One striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3 are separately connected by high input voltage flange (503)
Power supply；
The power supply includes high voltage power supply (501) and divider (502), and the high voltage power supply (501) passes through the partial pressure
Device (502) is separately connected the first striped image converter tube T1, the second striped image converter tube T2, third striped image converter tube T3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820053968.4U CN207976689U (en) | 2018-01-12 | 2018-01-12 | A kind of X-ray streak camera photocathode rapid detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820053968.4U CN207976689U (en) | 2018-01-12 | 2018-01-12 | A kind of X-ray streak camera photocathode rapid detection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019137095A1 (en) * | 2018-01-12 | 2019-07-18 | 深圳大学 | Triune streak image converter tube group |
| WO2019137096A1 (en) * | 2018-01-12 | 2019-07-18 | 深圳大学 | Quick detection system for photoelectric cathode of x-ray streak camera |
-
2018
- 2018-01-12 CN CN201820053968.4U patent/CN207976689U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019137095A1 (en) * | 2018-01-12 | 2019-07-18 | 深圳大学 | Triune streak image converter tube group |
| WO2019137096A1 (en) * | 2018-01-12 | 2019-07-18 | 深圳大学 | Quick detection system for photoelectric cathode of x-ray streak camera |
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