CN108345096A - A kind of ultraviolet condenser - Google Patents
A kind of ultraviolet condenser Download PDFInfo
- Publication number
- CN108345096A CN108345096A CN201810122683.6A CN201810122683A CN108345096A CN 108345096 A CN108345096 A CN 108345096A CN 201810122683 A CN201810122683 A CN 201810122683A CN 108345096 A CN108345096 A CN 108345096A
- Authority
- CN
- China
- Prior art keywords
- planoconvex spotlight
- ultraviolet
- condenser
- eyeglass
- planoconvex
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 239000005350 fused silica glass Substances 0.000 claims description 4
- 210000003361 heart septum Anatomy 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000825 ultraviolet detection Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0095—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ultraviolet radiation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to a kind of ultraviolet condensers, the condenser includes the first planoconvex spotlight and the second planoconvex spotlight, first planoconvex spotlight and the second planoconvex spotlight is sequentially placed between target source and ultraviolet detector, and the first planoconvex spotlight, the second planoconvex spotlight, target source and ultraviolet detector center on a horizontal line.Compared with prior art, the present invention has many advantages, such as applied widely, simple and convenient.
Description
Technical field
The present invention relates in Electric Power Equipment Insulation diagnostic field, more particularly, to a kind of ultraviolet condenser.
Background technology
Fault Diagnosis for Electrical Equipment technology is the Main Basiss of State Maintenance, is the reliable basis of Operation of Electric Systems.Electricity
The apparatus insulated performance of power is the key technical indexes of power equipment safety operation, therefore the live detection technology of leak current fault is just shown
It must be even more important.When the insulation performance of high-tension apparatus declines, meeting ionized air, and ultraviolet light radiation.Ultraviolet condenser
Main function is exactly the ultraviolet light that radiates the insulating part of high-tension apparatus by condenser, focuses on ultraviolet detector, leads to
The size for crossing detection ultraviolet radiation, to assess the dielectric level of high-tension apparatus.In order to improve the detection sensitivity of ultraviolet light, need
Condenser is wanted to have big relative aperture.With the development of ultraviolet live detection technology, some sealing high-tension apparatuses, are equipped at present
The observation window of ultraviolet light can be penetrated, it is therefore desirable to which ultraviolet condenser has certain visual field and small geometric dimension, to observe
With the drain conditions of assessment high-tension apparatus component.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of ultraviolet condensers.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of ultraviolet condenser, the condenser include the first planoconvex spotlight and the second planoconvex spotlight, first plano-convex
Lens and the second planoconvex spotlight are sequentially placed between target source and ultraviolet detector, and the first planoconvex spotlight, the second plano-convex are saturating
The center of mirror, target source and ultraviolet detector is on a horizontal line.
Preferably, the curved surface of first planoconvex spotlight and the second planoconvex spotlight is aspherical.
Preferably, the relative aperture D/F=1 of first planoconvex spotlight and the second planoconvex spotlight.
Preferably, first planoconvex spotlight and the second planoconvex spotlight be using fused silica glass material make and
At planoconvex spotlight.
Preferably, the clear aperature of the first planoconvex spotlight eyeglass is 10.5mm, center thickness 3mm；Described
The clear aperture of second planoconvex spotlight eyeglass is 9.1mm, center thickness 3mm.
Preferably, the middle heart septum of the first planoconvex spotlight eyeglass and the second planoconvex spotlight eyeglass is 1mm, described
Heart septum is 5.65mm in the rear surface to ultraviolet detector of second planoconvex spotlight eyeglass.
Preferably, the curved surface of first planoconvex spotlight and the second planoconvex spotlight is secondary conical surface.
Preferably, the spherical radius r011 of the reference plane of the secondary conical surface of the first planoconvex spotlight eyeglass is
6.41mm, asphericity coefficient k11 are -0.88.
Preferably, the spherical radius r021 of the reference plane of the secondary conical surface of the second planoconvex spotlight eyeglass is
17.8mm, asphericity coefficient k21 are 3.
Preferably, the condenser is suitable for open type or enclosed high-tension apparatus, and the condenser is applicable in
In the broadband W detector in 240nm~365nm wavelength bands, the condenser be suitable for unit ultraviolet detector and
The photosensitive size of detector is less than the alignment ultraviolet detector knead dough battle array ultraviolet detector of 2.4mm.
Compared with prior art, the present invention has the following advantages：
1, ultraviolet condenser of the invention, is made of, material is all made of good in ultraviolet band transmitance two planoconvex spotlights
Good fused silica glass.
2, in order to increase the clear aperture of system, ultraviolet detection sensitivity is improved, each planoconvex spotlight has been all made of aspheric
Face is designed, and it is D/F=1 so that its relative aperture is increased.The maximum outside diameter of eyeglass is only 10.5mm, either open type or closing
The high-tension apparatus of formula, is all easily installed and safeguards.
3, the broadband within the scope of 240nm~365nm is optimized in the present invention, can be matched with broadband W spy
Survey device.The image height of the ultraviolet condenser is 2.4mm, you can is suitable for unit ultraviolet detector, is also applied for the photosensitive ruler of detector
The very little alignment ultraviolet detector knead dough battle array ultraviolet detector less than 2.4mm.
Description of the drawings
Fig. 1 is the condenser optical texture schematic diagram of the present invention；
Fig. 2 is the cross sectional coordinate figure of common spherical surface and secondary conical surface.
Wherein 1 is the first planoconvex spotlight, and 2 be the second planoconvex spotlight, and 3 be ultraviolet detector, and 11 be the first planoconvex spotlight
Curved surface, 12 be the rear surface of the first planoconvex spotlight, and 21 be the curved surface of the second planoconvex spotlight, and 22 be the rear table of the first planoconvex spotlight
Face.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is a part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work should all belong to the model that the present invention protects
It encloses.
As shown in Figure 1, a kind of ultraviolet condenser, which includes the first planoconvex spotlight 1 and the second planoconvex spotlight 2, institute
The first planoconvex spotlight 1 and the second planoconvex spotlight 2 stated are sequentially placed between target source and ultraviolet detector 3, and the first plano-convex
Lens 1, the second planoconvex spotlight 2, target source and ultraviolet detector 3 center on a horizontal line, first plano-convex is saturating
The curved surface 11 and 21 of mirror 1 and the second planoconvex spotlight 2 is aspherical, described the first planoconvex spotlight 1 and the second planoconvex spotlight 2
Relative aperture D/F=1.
First planoconvex spotlight 1 and the second planoconvex spotlight 2 is to be made using fused silica glass material
Planoconvex spotlight.
The clear aperature of first planoconvex spotlight, 1 eyeglass is 10.5mm, center thickness 3mm；Described second is flat
The clear aperture of 2 eyeglass of convex lens is 9.1mm, center thickness 3mm；First planoconvex spotlight, 1 eyeglass and the second plano-convex
The middle heart septum of 2 eyeglass of lens is 1mm, and the rear surface 22 of 2 eyeglass of the second planoconvex spotlight is between 3 center of ultraviolet detector
It is divided into 5.65mm.
The curved surface 11 and 21 of first planoconvex spotlight 1 and the second planoconvex spotlight 2 is secondary conical surface.
The spherical radius r011 of the reference plane of the secondary conical surface of first planoconvex spotlight, 1 eyeglass is 6.41mm,
Asphericity coefficient k11 is -0.88；The spherical radius of the reference plane of the secondary conical surface of second planoconvex spotlight, 2 eyeglass
R021 is 17.8mm, and asphericity coefficient k21 is 3.
The condenser is suitable for open type or enclosed high-tension apparatus, and the condenser is suitable for 240nm
Broadband W detector in~365nm wavelength bands, the condenser are suitable for unit ultraviolet detector and detector
Photosensitive size is less than the alignment ultraviolet detector knead dough battle array ultraviolet detector of 2.4mm.
The curved surface 11 and 21 of two planoconvex spotlights is secondary conical surface, the meridional section of secondary conical surface
Equation can be written asIn formula, c=1/r0, r0 are the spherical surface of aspherical reference plane or auxiliary spherical surface
Radius；K is asphericity coefficient.
As shown in table 1, the spherical radius r011 of the reference plane of the secondary conical surface of 1 eyeglass of the first planoconvex spotlight
It is -0.88 for 6.41mm, asphericity coefficient k11；The reference plane of the secondary conical surface of second planoconvex spotlight, 2 eyeglass
Spherical radius r021 is 17.8mm, and asphericity coefficient k21 is 3.
Table 1
The cross sectional coordinate figure of common spherical surface and secondary conical surface is as shown in Figure 2.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain subject to.
Claims (10)
1. a kind of ultraviolet condenser, which is characterized in that the condenser includes the first planoconvex spotlight and the second planoconvex spotlight, described
First planoconvex spotlight and the second planoconvex spotlight are sequentially placed between target source and ultraviolet detector, and the first planoconvex spotlight,
The center of two planoconvex spotlights, target source and ultraviolet detector is on a horizontal line.
2. a kind of ultraviolet condenser according to claim 1, which is characterized in that first planoconvex spotlight and second flat
The curved surface of convex lens is aspherical.
3. a kind of ultraviolet condenser according to claim 1, which is characterized in that first planoconvex spotlight and second flat
The relative aperture D/F=1 of convex lens.
4. a kind of ultraviolet condenser according to claim 1, which is characterized in that first planoconvex spotlight and second flat
Convex lens is the planoconvex spotlight being made using fused silica glass material.
5. a kind of ultraviolet condenser according to claim 1, which is characterized in that the first planoconvex spotlight eyeglass leads to
Light aperture is 10.5mm, center thickness 3mm；The clear aperture of the second planoconvex spotlight eyeglass is 9.1mm, center thickness
For 3mm.
6. a kind of ultraviolet condenser according to claim 1, which is characterized in that the first planoconvex spotlight eyeglass and
The middle heart septum of two planoconvex spotlight eyeglasses is 1mm, the rear surface of the second planoconvex spotlight eyeglass to ultraviolet detector center
Between be divided into 5.65mm.
7. a kind of ultraviolet condenser according to claim 1, which is characterized in that first planoconvex spotlight and second flat
The curved surface of convex lens is secondary conical surface.
8. a kind of ultraviolet condenser according to claim 7, which is characterized in that the two of the first planoconvex spotlight eyeglass
The spherical radius r011 of the reference plane of secondary conical surface is 6.41mm, and asphericity coefficient k11 is -0.88.
9. a kind of ultraviolet condenser according to claim 7, which is characterized in that the two of the second planoconvex spotlight eyeglass
The spherical radius r021 of the reference plane of secondary conical surface is 17.8mm, and asphericity coefficient k21 is 3.
10. a kind of ultraviolet condenser according to claim 1, which is characterized in that the condenser is suitable for open type
Or enclosed high-tension apparatus, the condenser are suitable for the broadband W detection in 240nm~365nm wavelength bands
Device, the condenser is suitable for unit ultraviolet detector and the photosensitive size of detector is less than the alignment ultraviolet detector of 2.4mm
Knead dough battle array ultraviolet detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122683.6A CN108345096B (en) | 2018-02-07 | 2018-02-07 | Ultraviolet condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122683.6A CN108345096B (en) | 2018-02-07 | 2018-02-07 | Ultraviolet condenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108345096A true CN108345096A (en) | 2018-07-31 |
| CN108345096B CN108345096B (en) | 2021-03-09 |
Family
ID=62958598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810122683.6A Active CN108345096B (en) | 2018-02-07 | 2018-02-07 | Ultraviolet condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108345096B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751338A (en) * | 2020-06-17 | 2020-10-09 | 安徽中科光电色选机械有限公司 | Ultraviolet spotlight illumination and tungsten ore fluorescence detection device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907029A (en) * | 1988-08-11 | 1990-03-06 | Actinic Systems, Inc. | Uniform deep ultraviolet radiant source for sub micron resolution systems |
| JPH11173969A (en) * | 1997-12-10 | 1999-07-02 | Fuji Electric Co Ltd | Front scattered-light receiving optical system and its manufacture |
| CN2414387Y (en) * | 1999-12-30 | 2001-01-10 | 苏州市光电元件厂 | Quasi-straight light-focusing apparatus |
| CN201936009U (en) * | 2010-10-27 | 2011-08-17 | 北京握奇数据系统有限公司 | Optical range measurement system |
| CN102520492A (en) * | 2011-11-30 | 2012-06-27 | 北京航星机器制造公司 | Optical receiving focusing lens for close-range free space optical communication |
| CN205720743U (en) * | 2016-06-26 | 2016-11-23 | 上海嘉强自动化技术有限公司 | A kind of aspherical mirror based on axicon lens Yu focus lamp characteristic |
| CN206832936U (en) * | 2017-04-29 | 2018-01-02 | 华北电力大学（保定） | A kind of high-tension apparatus discharge monitoring device |
-
2018
- 2018-02-07 CN CN201810122683.6A patent/CN108345096B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907029A (en) * | 1988-08-11 | 1990-03-06 | Actinic Systems, Inc. | Uniform deep ultraviolet radiant source for sub micron resolution systems |
| JPH11173969A (en) * | 1997-12-10 | 1999-07-02 | Fuji Electric Co Ltd | Front scattered-light receiving optical system and its manufacture |
| CN2414387Y (en) * | 1999-12-30 | 2001-01-10 | 苏州市光电元件厂 | Quasi-straight light-focusing apparatus |
| CN201936009U (en) * | 2010-10-27 | 2011-08-17 | 北京握奇数据系统有限公司 | Optical range measurement system |
| CN102520492A (en) * | 2011-11-30 | 2012-06-27 | 北京航星机器制造公司 | Optical receiving focusing lens for close-range free space optical communication |
| CN205720743U (en) * | 2016-06-26 | 2016-11-23 | 上海嘉强自动化技术有限公司 | A kind of aspherical mirror based on axicon lens Yu focus lamp characteristic |
| CN206832936U (en) * | 2017-04-29 | 2018-01-02 | 华北电力大学（保定） | A kind of high-tension apparatus discharge monitoring device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751338A (en) * | 2020-06-17 | 2020-10-09 | 安徽中科光电色选机械有限公司 | Ultraviolet spotlight illumination and tungsten ore fluorescence detection device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108345096B (en) | 2021-03-09 |
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