CN206410783U - A kind of superlaser detector array sampling attenuating device - Google Patents
A kind of superlaser detector array sampling attenuating device Download PDFInfo
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- CN206410783U CN206410783U CN201720075813.6U CN201720075813U CN206410783U CN 206410783 U CN206410783 U CN 206410783U CN 201720075813 U CN201720075813 U CN 201720075813U CN 206410783 U CN206410783 U CN 206410783U
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- attenuator
- copper coin
- hole
- sampling
- fixed plate
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Abstract
The utility model provides a kind of superlaser detector array sampling attenuating device, and the sampling attenuating device samples attenuator comprising several structure identicals arranged according to rule.Each sampling attenuator includes preceding copper coin, rear copper coin, attenuator fixed plate, attenuator and attenuator pressing plate.The front portion of sampling attenuator is provided with preceding copper coin, and rear copper coin is close to preceding copper coin, and attenuator fixed plate is close to rear copper coin, and attenuator is arranged in attenuator fixed plate, and attenuator pressing plate is close to attenuator.Laser beam is sampled using two spaces inclined hole on preceding copper coin in the utility model, it is possible to achieve the wide-angle to laser beam is detected.Preceding copper coin is used for the non-sampling superlaser of diffusing reflection, with higher damage threshold.Pass through the ball decay set between preceding copper coin, rear copper coin and attenuator thickness or reflectivity regulation decay multiplying power.The utility model solves the problems, such as high-energy-density and big detection angle in detector array measurement, measures significant for Distribution of laser intensity.
Description
Technical field
The utility model belongs to laser parameter measurement technical field, and in particular to a kind of superlaser detector array is with taking
Sample attenuating device.
Background technology
Application of the laser in fields such as scientific research, industry, national defence is increasingly extensive, it is often necessary to which heavy caliber high power density is swashed
Optical parameter parameter related to intensity distribution such as power, intensity distribution, barycenter, shake is measured simultaneously.Current measurement intensity
The main method of distributed constant has ablation, scanning method, detector array method, imaging method etc..In installing space confined condition,
Using important means of the superlaser detector array as heavy caliber high power density laser parameter measurement.When laser power is close
Degree is high, and when requiring that measuring apparatus has wide-angle detection angle, existing detector array method because detection angle is limited can not
Meet use requirement.
The content of the invention
In order to overcome the sampling attenuating device in prior art used in laser array detector to be difficult to bear superlaser and
The deficiency of big detection angle scope, the utility model provides a kind of superlaser detector array sampling attenuating device, this reality
Direct measurement can be carried out in the range of larger detection angle to high energy density laser with new.
The utility model is achieved by the following technical solution：
A kind of superlaser detector array of the present utility model sampling attenuating device, is characterized in, the sampling declines
Subtract device and sample attenuator containing several structure identicals, sampling attenuator presses array arrangement.Each sampling attenuator includes
Preceding copper coin, rear copper coin, attenuator fixed plate, columned attenuator and attenuator pressing plate.
The front portion of described sampling attenuator is provided with preceding copper coin, copper coin, attenuator after having been overlayed successively after preceding copper coin
Fixed plate, attenuator pressing plate.Attenuator fixed plate is close to rear copper coin, and attenuator is arranged in attenuator fixed plate, attenuator pressure
Plate is close to attenuator.
Inclined hole I, the inclined hole II of circle are provided with the preceding copper coin.The rear surface of preceding copper coin is provided with half ball I,
The preceding surface of copper coin is provided with half ball I on surface after half ball II, preceding copper coin and half ball II composition one of rear copper coin afterwards
Individual ball.Copper coin is provided centrally with a circular through hole I afterwards, and attenuator fixed plate is provided centrally with through hole II, after through hole II
Circular hole is provided with, the front end of attenuator fixed plate is provided with a round platform rank for being used to place attenuator.Attenuator pressing plate center is set
It is equipped with a circular through hole III.Attenuator fixed plate is affixed on rear copper coin, and attenuator is arranged in the circular hole of attenuator fixed plate.
Inclined hole I in the sampling attenuator is set to space symmetr structure with inclined hole II, and inclined hole I is with inclined hole II in a folder
Preceding surface, its rear end that the front end of angle α, inclined hole I and inclined hole II is located at preceding copper coin respectively are stacked, and are stacked hole position in half ball I.
Described attenuator is arranged on the round platform rank of attenuator fixed plate, and left end is affixed on the logical of round platform rank, right-hand member and attenuator pressing plate
The left end of hole III is flushed.Half described ball I, half ball II, through hole I, through hole II, circular hole, through hole III are set to be concentric.
Described preceding copper coin is used for superlaser beam sampler, and diffusing reflection is carried out to non-sampling laser.
Copper coin is used for the heat of copper coin before transmitting afterwards, and preceding copper coin constitutes ball and carries out one to the laser beam after sampling together
Level decay, while laser of the output after decay.
Attenuator fixed plate is used for fixed attenuation piece, while the laser beam after output attenuatoin.Attenuator is used to sample laser
Two grades of decay of beam, the decay multiplying power of sampling attenuator can be adjusted by adjusting the thickness or reflectivity of attenuator.
Through hole I, through hole II in described sampling attenuator are to be set with diameter.
The diameter of described attenuator is more than through hole II, the diameter of through hole III.
The ball diameter that half ball I and half ball II are constituted in the sampling attenuator is more than the diameter of through hole I.
The scope at described α angles is 5 °~30 °.
Preceding copper sheet material in the utility model uses the red copper handled through surface gold-plating or aluminium.Copper sheet material uses table afterwards
The gold-plated red copper in face or aluminium, attenuator fixed plate material use nigrescence aluminium or graphite material.
Described refers to several sampling attenuating devices by square or other array arrangements by rule arrangement, and adjacent sampling declines
Subtract the distance between device and could be arranged to equal, may be alternatively provided as.
The beneficial effects of the utility model are to solve the high energy density laser direct measurement in detector array measurement
In, explorer response angle problem less than normal effectively improves the angular response scope of detector array, and high-energy-density can be swashed
Light carries out direct measurement in the range of larger detection angle, significant to light laser intensity distribution measurement.
Brief description of the drawings：
Fig. 1 is the structural representation that superlaser detector array of the present utility model samples attenuating device；
Fig. 2 is the structure that superlaser detector array of the present utility model samples the sampling attenuator in attenuating device
Schematic diagram；
In figure, 3. attenuator fixed plate of copper coin, 4. attenuator pressing plate, 5. attenuators 6. are oblique after copper coin 2. before 1.
The through hole of hole I 7. inclined hole, II 8. half ball, I 9. half ball, II 10. through hole, I 11. through hole, II 12. circular hole 13.
Ⅲ。
Embodiment：
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
Fig. 1 is the structural representation that superlaser detector array of the present utility model samples attenuating device, and Fig. 2 is this
The structural representation of sampling attenuator of the superlaser detector array of utility model in sampling attenuating device.In Fig. 1, figure
In 2, a kind of superlaser detector array of the present utility model sampling attenuating device declines containing the sampling of several structure identicals
Subtract device, sampling attenuator presses array arrangement.Each sampling attenuator includes preceding copper coin 1, rear copper coin 2, attenuator fixed plate 3, circle
The attenuator 5 and attenuator pressing plate 4 of column.
The front portion of described sampling attenuator is provided with preceding copper coin 1, copper coin 2, decay after having been overlayed successively after preceding copper coin 1
Piece fixed plate 3, attenuator pressing plate 4；Attenuator fixed plate 3 is used for fixed attenuation piece 5, and receives the laser that copper coin 2 is decayed after.
Attenuator fixed plate 3 is close to rear copper coin 2, and attenuator 5 is arranged in attenuator fixed plate 3, and attenuator pressing plate 4 is close to
Attenuator 5.
Attenuator 5 is used to further decay to the laser after copper coin 2 is decayed after, by the thickness for adjusting attenuator 5
Degree or reflectivity can adjust the decay multiplying power of sampling attenuator.
Attenuator pressing plate 4 is used for fixed attenuation piece 5, while laser beam of the output after decay.
Preceding copper coin 1 is provided with the inclined hole I 6 of circle, inclined hole II 7, and the rear surface of preceding copper coin 1 is provided with half ball I 8,
The preceding surface of copper coin 2 is provided with half ball II 9 afterwards；Half ball I 8 and half ball II of rear copper coin 2 on the rear surface of preceding copper coin 1
9 constitute a ball；Copper coin 2 is provided centrally with a circular through hole I 10 afterwards, and attenuator fixed plate 3 is provided centrally with through hole II
The 11st, circular hole 12 is set after through hole II 11；Attenuator pressing plate 4 is provided centrally with a circular through hole III 13；Attenuator fixed plate
3 are affixed on rear copper coin 2, and attenuator 5 is arranged in the circular hole 12 of fixed plate 3；The front end of attenuator fixed plate 3, which is provided with one, to be used for
Place the round platform rank of attenuator.
Inclined hole I 6 in the sampling attenuator is set to space symmetr structure with inclined hole II 7, and inclined hole I 6 is in inclined hole II 7
Preceding surface, its rear end that the front end of one angle α, inclined hole I 6 and inclined hole II 7 is located at preceding copper coin 1 respectively are stacked, and are stacked hole position in half
In ball I 8；Attenuator 5 is arranged on the round platform rank of attenuator fixed plate 3, and the left end of attenuator 5 is affixed on round platform rank, right-hand member with declining
The left end of through hole III 3 for subtracting piece pressing plate 4 is flushed；Half ball I 8, half ball II 9, through hole I 10, through hole II 11, circular hole 12, through hole III
13 are set to be concentric.
Through hole I 10, through hole II 11 in described sampling attenuator are to be set with diameter.
The diameter of described attenuator 5 is more than through hole II 11, the diameter of through hole III 13.
The ball diameter that half ball I 8 and half ball II 9 are constituted in the sampling attenuator is more than the diameter of through hole I 10.
In the utility model, attenuator 5 is set to cylindric or sheet；Sample attenuator and press square or circular arrangement.
In the present embodiment, superlaser detector array sampling attenuating device of the present utility model takes comprising 999
Sample attenuator, square arrangement, the distance between adjacent samples attenuator is equal, is disposed as 10mm, samples attenuating device profile
To be square；Described α angles are 10 °；The material of preceding copper coin 1 uses the red copper handled through surface gold-plating.The material of copper coin 2 is used afterwards
The aluminium of surface gold-plating, the material of attenuator fixed plate 3 uses nigrescence aluminium.
Preceding copper coin 1 is used for superlaser beam sampler, and diffusing reflection is carried out to non-sampling laser.
Copper coin 2 is used for the heat of copper coin 1 before transmitting afterwards, and preceding copper coin 1 constitutes ball and the laser beam after sampling is entered together
Row one-level decays, while laser of the output after decay.
Embodiment 2
The present embodiment is identical with the basic structure of embodiment 1, and difference is that the sampling attenuator number is 600
It is individual, in the present embodiment, the spacing that adjacent samples attenuator is set, wherein, it is arranged on 400 sampling decay in centre position
200 sampling attenuator spacing that the spacing of device is 5mm, be arranged on surrounding are 10mm, and sampling attenuating device profile is cylinder.
Described α angles are 23 °.
Embodiment 3
The present embodiment is identical with the basic structure of embodiment 1, and difference is that the sampling attenuator number is 700
It is individual, in the present embodiment, the spacing that adjacent samples attenuator is set, wherein, it is arranged on 400 sampling decay in centre position
300 sampling attenuator spacing that the spacing of device is 5mm, be arranged on surrounding are 10mm, and sampling attenuating device profile is square；Institute
The α angles stated are 8 °；Preceding copper sheet material uses the red copper handled through surface gold-plating.Copper sheet material uses the red copper of surface gold-plating afterwards,
Attenuator fixed plate material uses graphite.
It should be noted last that, above example is only unrestricted to illustrate the utility model, although with reference to preferable
The utility model is described in detail embodiment, it will be understood by those within the art that, can be new to this practicality
Type is modified or equivalent substitution, and without departing from spirit and scope of the present utility model, it all should cover in the utility model
Privilege requirements scope among.
Claims (5)
1. a kind of superlaser detector array sampling attenuating device, it is characterised in that：Described sampling attenuating device contains
Several structure identicals sample attenuator, and sampling attenuator presses array arrangement；Each sampling attenuator include preceding copper coin (1), after
Copper coin (2), attenuator fixed plate (3), columned attenuator (5) and attenuator pressing plate (4)；
Described preceding copper coin (1) is used for superlaser beam sampler, and diffusing reflection is carried out to non-sampling laser；
Copper coin (2) is used for the heat for transmitting preceding copper coin (1) afterwards；
Attenuator fixed plate (3), attenuator pressing plate (4) are used for fixed attenuation piece (5)；
The front portion of described sampling attenuator is provided with preceding copper coin (1), has overlayed rear copper coin (2) successively after preceding copper coin (1), has declined
Subtract piece fixed plate (3), attenuator pressing plate (4)；
Inclined hole I (6), the inclined hole II (7) of circle are provided with described preceding copper coin (1)；It is provided with the rear surface of preceding copper coin (1)
Half ball I (8), the preceding surface of rear copper coin (2) is provided with half ball II (9), half ball I on the rear surface of preceding copper coin (1)
(8) half ball II (9) with rear copper coin (2) constitutes a ball；Copper coin (2) is provided centrally with a circular through hole I (10) afterwards,
Attenuator fixed plate (3) is provided centrally with through hole II (11), circular hole (12) is provided with after through hole II (11)；Attenuator pressing plate
(4) it is provided centrally with a circular through hole III (13)；Attenuator fixed plate (3) is affixed on rear copper coin (2), and attenuator (5) is installed
In the circular hole (12) of attenuator fixed plate (3)；The front end of attenuator fixed plate (3), which is provided with one, to be used to place attenuator (5)
Round platform rank；
Inclined hole I (6) in the sampling attenuator is set to space symmetr structure, inclined hole I (6) and inclined hole II with inclined hole II (7)
(7) it is in an angle α, preceding surface, its rear end that the front end of inclined hole I (6) and inclined hole II (7) is located at preceding copper coin (1) respectively are stacked, phase
Folded hole position is in half ball I (8)；Attenuator (5) is arranged on the round platform rank of attenuator fixed plate (3), the left end of attenuator (5)
Round platform rank, right-hand member is affixed on to flush with through hole III (13) left end of attenuator pressing plate (4)；Half described ball I (8), half ball II
(9), through hole I (10), through hole II (11), circular hole (12), through hole III (13) are set to be concentric.
2. superlaser detector array according to claim 1 sampling attenuating device, it is characterised in that：Described α
The scope at angle is 5 °~30 °.
3. superlaser detector array according to claim 1 sampling attenuating device, it is characterised in that：Described takes
Half ball I (8) is more than the diameter of through hole I (10) with the ball diameter that half ball II (9) is constituted in sample attenuator.
4. superlaser detector array according to claim 1 sampling attenuating device, it is characterised in that：Described declines
The diameter for subtracting piece (5) is more than through hole II (11), the diameter of through hole III (13).
5. superlaser detector array according to claim 1 sampling attenuating device, it is characterised in that：Described takes
Through hole I (10), through hole II (11) in sample attenuator are to be set with diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075813.6U CN206410783U (en) | 2017-01-22 | 2017-01-22 | A kind of superlaser detector array sampling attenuating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075813.6U CN206410783U (en) | 2017-01-22 | 2017-01-22 | A kind of superlaser detector array sampling attenuating device |
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| Publication Number | Publication Date |
|---|---|
| CN206410783U true CN206410783U (en) | 2017-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720075813.6U Withdrawn - After Issue CN206410783U (en) | 2017-01-22 | 2017-01-22 | A kind of superlaser detector array sampling attenuating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206410783U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768310A (en) * | 2017-01-22 | 2017-05-31 | 中国工程物理研究院应用电子学研究所 | A kind of superlaser detector array sampling attenuating device |
| CN110544861A (en) * | 2019-09-18 | 2019-12-06 | 北京理工大学 | Laser attenuation protection device |
-
2017
- 2017-01-22 CN CN201720075813.6U patent/CN206410783U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768310A (en) * | 2017-01-22 | 2017-05-31 | 中国工程物理研究院应用电子学研究所 | A kind of superlaser detector array sampling attenuating device |
| CN106768310B (en) * | 2017-01-22 | 2018-04-10 | 中国工程物理研究院应用电子学研究所 | A kind of superlaser detector array sampling attenuating device |
| CN110544861A (en) * | 2019-09-18 | 2019-12-06 | 北京理工大学 | Laser attenuation protection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170815 Effective date of abandoning: 20180410 |