CN102748671B - High-uniformity light source device for transmission visibility meter - Google Patents
High-uniformity light source device for transmission visibility meter Download PDFInfo
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- CN102748671B CN102748671B CN201210209991.5A CN201210209991A CN102748671B CN 102748671 B CN102748671 B CN 102748671B CN 201210209991 A CN201210209991 A CN 201210209991A CN 102748671 B CN102748671 B CN 102748671B
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- optical fiber
- light source
- light
- conducting bar
- lens
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- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
A kind of high-uniformity light source device for transmission visibility meter, light source and shell including producing light beam, light source projects direction along light beam and is arranged in sequence with into optical lens, optical fiber light conducting bar and luminous lens, enter optical lens and luminous lens position by support component, the light that light source is launched is projected outside shell by entering optical lens, optical fiber light conducting bar and luminous lens successively.The present invention uses optical fiber light conducting bar, so that light source is after optical fiber light conducting bar, in the light-emitting window of optical fiber light conducting bar, equivalent to there is thousands of individual light sources lighting, luminous lens converge these light sources, superposition, so as to improve the uniformity of light source, in addition, the bore of holding optical fiber light conducting bar is constant, and number of fibers is more, and the uniformity of light might as well；Present invention, avoiding, due to light source uneven the problem of bringing and influence, ensure that the stability and accuracy of measurement in measurement process, the progress and efficiency of measurement work ensure that.It can be widely applied to provide uniformity light source for transmission visibility meter.
Description
Technical field
Make the optical device of illumination evenly the present invention relates to a kind of.
Background technology
Transmission visibility meter is the tester of smokescope in measurement road visibility and tunnel, has good data
Processing, the interface of hommization and output function, the visibility value that can be supplied in real time in the region of road needed for user and tunnel
Interior smokescope, while there is data preservation and complete data post Treatment Analysis function, it is mainly used in Different climate bar
Highway visibility numerical value and tunnel smog Concentration Testing index final acceptance of construction under part, transmission visibility meter is by light source and reception
Two critical piece compositions, wherein, the uniformity of light source directly affects the stability and accuracy of measurement, and conventional lighting sources can not be protected
Good uniformity is demonstrate,proved, this just brings undesirable element for measurement, influences the precision of measurement, and if measurement result is inaccurate, will
It can hide some dangers for, cause serious loss and harm.
The content of the invention
It is an object of the invention to provide a kind of high-uniformity light source device for transmission visibility meter, to solve offer uniformity
The technical problem of light source.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of high-uniformity light source device for transmission visibility meter, including produce the light source and shell of light beam, the light source
Along light beam direction is projected to be arranged in sequence with into optical lens, optical fiber light conducting bar and luminous lens, it is described enter optical lens and luminous lens
Positioned by support component, the light that the light source is launched is penetrated by entering optical lens, optical fiber light conducting bar and luminous lens successively
Go out outside shell.
The optical fiber light conducting bar is the lamp guide formed by optical fiber arrangement, and number of fibers determines according to specific measurement request.
The optical fiber light conducting bar is linear or Curved either bent.
The light source is LED light source, fluorescent lamp or incandescent lamp.
The support component includes supporting member into optical lens support component, optical fiber light conducting bar support component and luminous lens
Part, the support component are support, suspension member, fastener or the mouthpiece of surrounding and cage connection.
It is described enter optical lens support component be straight-tube shape mouthpiece or tubaeform mouthpiece, its one end connects with light source fixing part
Connect, the other end is fixedly connected with one end of optical fiber light conducting bar.
The luminous lens support component is straight-tube shape mouthpiece or tubaeform mouthpiece, its one end and optical fiber light conducting bar
One end is fixed, and the other end is fixedly connected with shell.
The middle part of the optical fiber light conducting bar is fixed by optical fiber light conducting bar support component.
Compared with prior art the invention has the characteristics that and beneficial effect：
Instant invention overcomes the technical problem for the problem of conventional lighting sources lack of homogeneity, solving improvement light source uniformity.
The present invention uses optical fiber light conducting bar, is a kind of lamp guide by thousands of optical fiber proper alignments, light source is passing through
After entering optical lens convergence, by optical fiber light conducting bar, in the light-emitting window of optical fiber light conducting bar, sent out equivalent to there are thousands of individual light sources
Light, after luminous lens converge thousands of individual light sources, it is superimposed equivalent to by thousands of individual light sources, so as to improve the equal of light source
Even property, in addition, the bore of holding optical fiber light conducting bar is constant, number of fibers is more, the uniformity of light, can be according to scene
Concrete condition, determine number of fibers；The present invention provides high uniformity light source for transmission visibility meter, ensure that the stabilization of measurement
Property and accuracy, avoid due to light source uneven the problem of bringing and influence, ensure that measurement work progress and efficiency.
It the composite can be widely applied to provide uniformity light source for transmission visibility meter.
Brief description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention two.
Reference：1- light sources, 2- enter optical lens, 3- optical fiber light conducting bars, 4- luminous lens, 5- shells, 6- and enter optical lens
Support component, 7- optical fiber light conducting bars support component, 8- luminous lens support component, 9- light source fixing parts.
Embodiment
Embodiment one is shown in Figure 1, this high-uniformity light source device for transmission visibility meter, including produces light beam
Light source 1 and shell 5, the light source 1 project direction along light beam and are arranged in sequence with into optical lens 2, optical fiber light conducting bar 3 and luminous lens
4, it is described enter optical lens 2 and luminous lens 4 positioned by support component, the light that the light source 1 is launched is successively by entering light
Lens 2, optical fiber light conducting bar 3 and luminous lens 4 are projected outside shell, and the optical fiber light conducting bar 3 is linear, and the light source 1 is
LED light source, fluorescent lamp or incandescent lamp, the support component are included into optical lens support component 6, optical fiber light conducting bar support component 7
With luminous lens support component 8, the support component is support, suspension member, fastener or the mouthpiece of surrounding and cage connection, described
It is straight-tube shape mouthpiece or tubaeform mouthpiece to enter optical lens support component 6, and its one end is connected with light source fixing part 9, the other end
It is fixedly connected with one end of optical fiber light conducting bar 3, the luminous lens support component 8 is straight-tube shape mouthpiece or tubaeform interface
Pipe, its one end and one end of optical fiber light conducting bar 3 are fixed, and the other end is fixedly connected with shell 5, the middle part of the optical fiber light conducting bar 3
Fixed by optical fiber light conducting bar support component 7, keep that the bore of optical fiber light conducting bar is constant, and number of fibers is more, the uniformity of light is got over
Good, such as 10,000 optical fiber, the lamp guide than 1,000 optical fiber makes the uniformity of light source good, therefore, in the optical fiber light conducting bar 3
Number of fibers determines according to specific measurement request.
The optical fiber light conducting bar 3 is linear pattern or Curved either bent, and embodiment two is shown in Figure 2, with reality
Apply unlike example one, the optical fiber light conducting bar 3 has one 90 degree of bent angle, changes the exit direction of light source.
The structural principle of the present invention is that light source 1 uses LED light source, enters optical fiber light conducting bar 3, optical fiber by entering optical lens 2
Lamp guide is a kind of lamp guide by thousands of optical fiber proper alignments, after optical fiber light conducting bar, in optical fiber light conducting bar
Light-emitting window, equivalent to having thousands of individual light sources luminous, luminous lens 4 will be after thousands of individual light sources convergences, quite will be into
Thousand individual light source superpositions up to ten thousand, so as to improve the uniformity of light source.
Claims (1)
1. a kind of high-uniformity light source device for transmission visibility meter, including produce the light source of light beam（1）And shell（5）, it is special
Sign is：The light source（1）Direction is projected along light beam to be arranged in sequence with into optical lens（2）, optical fiber light conducting bar（3）And luminous lens
（4）, it is described enter optical lens（2）And luminous lens（4）Positioned by support component, the light source（1）The light launched is successively
By entering optical lens（2）, optical fiber light conducting bar（3）And luminous lens（4）Project outside shell, the optical fiber light conducting bar（3）It is by light
Fibre arranges the lamp guide formed, and number of fibers determines according to specific measurement request, the light source（1）For LED light source, fluorescent lamp or
Incandescent lamp；
The optical fiber light conducting bar（3）It is linear or Curved either bent；
It is described enter optical lens support component（6）It is straight-tube shape mouthpiece or tubaeform mouthpiece, its one end and light source fixing part（9）
Connection, the other end and optical fiber light conducting bar（3）One end be fixedly connected；
The luminous lens support component（8）It is straight-tube shape mouthpiece or tubaeform mouthpiece, its one end and optical fiber light conducting bar（3）
One end fix, the other end and shell（5）It is fixedly connected；
The support component is included into optical lens support component（6）, optical fiber light conducting bar support component（7）Member is supported with luminous lens
Part（8）, the support component is support, suspension member, fastener or the mouthpiece of surrounding and cage connection；
The optical fiber light conducting bar（3）Middle part by optical fiber light conducting bar support component（7）It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210209991.5A CN102748671B (en) | 2012-06-25 | 2012-06-25 | High-uniformity light source device for transmission visibility meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210209991.5A CN102748671B (en) | 2012-06-25 | 2012-06-25 | High-uniformity light source device for transmission visibility meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748671A CN102748671A (en) | 2012-10-24 |
| CN102748671B true CN102748671B (en) | 2018-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210209991.5A Expired - Fee Related CN102748671B (en) | 2012-06-25 | 2012-06-25 | High-uniformity light source device for transmission visibility meter |
Country Status (1)
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| CN (1) | CN102748671B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805568A (en) * | 2016-03-30 | 2016-07-27 | 北京环境特性研究所 | Portable high-uniformity lighting source |
| CN106352255A (en) * | 2016-11-02 | 2017-01-25 | 广东奥普特科技股份有限公司 | Point condensing device |
| CN107702061A (en) * | 2017-10-30 | 2018-02-16 | 深圳市大族元亨光电股份有限公司 | A kind of lens subassembly and display device |
| CN107965709A (en) * | 2017-12-30 | 2018-04-27 | 河南百合特种光学研究院有限公司 | A kind of sunlight simulation system |
Citations (4)
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|---|---|---|---|---|
| CN101013167A (en) * | 2007-02-01 | 2007-08-08 | 河南中光学集团有限公司 | Light source even optical fibre low-waste conduction projector |
| CN101120202A (en) * | 2003-12-02 | 2008-02-06 | 3M创新有限公司 | Led modifying apparatus and method |
| CN201606696U (en) * | 2010-01-18 | 2010-10-13 | 武汉迪源光电科技有限公司 | LED indoor illuminating device for photothermal and photoelectric isolation |
| CN101893204A (en) * | 2009-05-20 | 2010-11-24 | 绎立锐光科技开发(深圳)有限公司 | Light source and light conversion method thereof, light converter and application system of light source |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825335A (en) * | 1973-01-04 | 1974-07-23 | Polaroid Corp | Variable color photographic lighting system |
| JPS6019564A (en) * | 1983-07-13 | 1985-01-31 | Fuji Photo Film Co Ltd | Side printer |
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2012
- 2012-06-25 CN CN201210209991.5A patent/CN102748671B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101120202A (en) * | 2003-12-02 | 2008-02-06 | 3M创新有限公司 | Led modifying apparatus and method |
| CN101013167A (en) * | 2007-02-01 | 2007-08-08 | 河南中光学集团有限公司 | Light source even optical fibre low-waste conduction projector |
| CN101893204A (en) * | 2009-05-20 | 2010-11-24 | 绎立锐光科技开发(深圳)有限公司 | Light source and light conversion method thereof, light converter and application system of light source |
| CN201606696U (en) * | 2010-01-18 | 2010-10-13 | 武汉迪源光电科技有限公司 | LED indoor illuminating device for photothermal and photoelectric isolation |
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| CN102748671A (en) | 2012-10-24 |
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