CN105157841A - LED lighting fixture color spatial distribution test device - Google Patents
LED lighting fixture color spatial distribution test device Download PDFInfo
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- CN105157841A CN105157841A CN201510528537.XA CN201510528537A CN105157841A CN 105157841 A CN105157841 A CN 105157841A CN 201510528537 A CN201510528537 A CN 201510528537A CN 105157841 A CN105157841 A CN 105157841A
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- mount pad
- synchronous motor
- spectrometer
- spatial distribution
- led illumination
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Abstract
The invention discloses an LED lighting fixture color spatial distribution test device, which comprises a base, a mounting seat, a reflective mirror, a first synchronous motor, a rotary installation plate, a lamp arm, a second synchronous motor, a spectrometer, an adjustable light-shielding barrel and a fiber-optic probe. Compared with the prior art, the LED lighting fixture color spatial distribution test device is simple in structure and powerful in function, which is capable of realizing the intelligent test. Meanwhile, based on the weighted calculation of a standard color formula, the LED lighting fixture detection accuracy is improved, and the test error is reduced.
Description
Technical field
The present invention relates to a kind of proving installation, particularly relate to a kind of LED illumination utensil Color-spatial distribution proving installation.
Background technology
Due to the luminous singularity of LED illumination utensil, all very different from traditional electrical light source in size, luminous flux, spectral power distribution and spatial light intensity distribution etc., therefore photochromism is delivered to LED illumination utensil from universal standard lamp (incandescent lamp or Halogen lamp LED) traditional at present remarkable, comprise a lot of uncertain factor, such as relative spectral power distributions difference is large, and photochromism space distribution is uneven.The measuring method of simple integrating sphere collocation spectrometer can not meet the measurement of the Color-spatial distribution characteristic of LED illumination utensil, current common distribution photometer can not measure Color-spatial distribution characteristic, its luminosity probe parameter also difficulty meets the demands: luminosity probe can not be consistent with human eye photopic vision function V (λ) curve with the Spectral response match of red light region at blue light, for incandescent lamp, the error brought thus is very little, because it is spectral distribution continuous print light source, and it is little in the spectral distribution of blue region, but for LED illumination utensil, particularly ultra-blue-light or ruddiness, V (λ) mates badly will cause serious measuring error, in view of above defect, be necessary to design a kind of LED illumination utensil Color-spatial distribution proving installation in fact.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of LED illumination utensil Color-spatial distribution proving installation, solves the problem that existing LED illumination utensil testing apparatus test error is large.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of LED illumination utensil Color-spatial distribution proving installation, comprise base, also comprise mount pad, reflective mirror, first synchronous motor, rotate installing plate, arm, second synchronous motor, spectrometer, adjustable cone, fibre-optical probe, described mount pad is positioned at base top, described mount pad was connected with base sliding joining, described reflective mirror is positioned on the downside of mount pad right-hand member, described reflective mirror and mount pad are rotatedly connected, the first described synchronous motor is positioned on the downside of mount pad left end, the first described synchronous motor is connected with mount pad screw thread, and the first described synchronous motor is connected with reflective mirror close-fitting, described rotation installing plate is positioned at mount pad right-hand member top, described rotation installing plate and mount pad are rotatedly connected, described arm is positioned at and rotates installing plate right-hand member, described arm is connected with rotation installing plate screw thread, the second described synchronous motor is positioned at mount pad left end top, the second described synchronous motor is connected with mount pad screw thread, and the second described synchronous motor is connected with rotation installing plate close-fitting, described spectrometer is positioned at base right-hand member, described adjustable cone is positioned at spectrometer top left side, described adjustable cone is connected with spectrometer screw thread, described fibre-optical probe is positioned at spectrometer top right side, and described fibre-optical probe is positioned at adjustable cone right-hand member, described fibre-optical probe is connected with spectrometer screw thread.
Further, described base left end is also provided with servomotor, and described servomotor is connected with whorl of base.
Further, described servomotor right-hand member is also provided with screw mandrel, and described screw mandrel is connected with servomotor close-fitting, and described screw mandrel and mount pad screw-threaded engagement, and described screw mandrel is connected with base rotation.
Further, described adjustable cone contains shell, adjustable diaphragm, plectrum, fixed aperture.
Further, described shell is positioned at spectrometer top left, and described shell is connected with spectrometer screw thread.
Further, described adjustable diaphragm is positioned at enclosure left end, and described adjustable diaphragm is connected with outer casing screw.
Further, described plectrum is positioned at adjustable diaphragm top, and described plectrum is connected with adjustable diaphragm one.
Further, described fixed aperture quantity is three, and described fixed aperture is from left to right distributed in enclosure successively, and described fixed aperture is connected with outer casing screw.
Compared with prior art, this LED illumination utensil Color-spatial distribution proving installation, first LED illumination utensil to be detected is fixed on arm, and give the energising of LED illumination utensil and luminescence, start the first synchronous motor and the second synchronous motor, first synchronous motor drives reflective mirror to turn clockwise, second synchronous motor synchronously drives arm and LED illumination utensil to be rotated counterclockwise, to keep LED illumination utensil burning-point attitude constant, LED illumination utensil rotates around own vertical axis, and LED illumination utensil is rotated at 2 vertical planes, control mirror rotation angle simultaneously and measure interval, its interval is not more than 10 °, reflective mirror by the beam reflection of LED illumination utensil to adjustable cone, reach on the fibre-optical probe of the spectrometer coaxial with main shaft, light beam imports in spectrometer by optical fiber, and carry out spectra collection Treatment Analysis by spectrometer, this device completes the chromaticity coordinates of two vertical planes of LED illumination utensil corresponding on each mirror rotation angle of the Color-spatial distribution measuring LED illumination utensil, correlated colour temperature, colour rendering index, after illumination, and calculate the chromaticity coordinates of LED illumination utensil two vertical planes corresponding on each mirror rotation angle, correlated colour temperature, colour rendering index, the arithmetic mean of illumination, finally calculate average chromaticity coordinates according to the Color-spatial distribution weighted average formula of standard, average correlated colour temperature, average color rendering index, flat color space inconsistency, this apparatus structure is simple, powerful, achieve intelligent test, and by Standard Colors formula weighted calculation, thus improve the accuracy in detection of LED illumination utensil, reduce test error.
Accompanying drawing explanation
Fig. 1 is the front view of LED illumination utensil Color-spatial distribution proving installation
Fig. 2 is the phantom view of base
Fig. 3 is the cut-open view of adjustable cone
Base 1 mount pad 2
Reflective mirror 3 first synchronous motor 4
Rotate installing plate 5 arm 6
Second synchronous motor 7 spectrometer 8
Adjustable cone 9 fibre-optical probe 10
Servomotor 101 screw mandrel 102
Shell 901 adjustable diaphragm 902
Plectrum 903 fixed aperture 904
Following embodiment will further illustrate in conjunction with above-mentioned accompanying drawing.
Embodiment
Hereinafter, set forth multiple specific detail, to provide the thorough understanding to the concept forming described embodiment basis.But to one skilled in the art, embodiment described obviously can be put into practice when not have in these specific detail some or all.In other cases, well-known treatment step is not specifically described.
As Fig. 1, Fig. 2, shown in Fig. 3, comprise base 1, mount pad 2, reflective mirror 3, first synchronous motor 4, rotate installing plate 5, arm 6, second synchronous motor 7, spectrometer 8, adjustable cone 9, fibre-optical probe 10, servomotor 101, screw mandrel 102, shell 901, adjustable diaphragm 902, plectrum 903, fixed aperture 904, described mount pad 2 is positioned at base 1 top, described mount pad 2 was connected with base 1 sliding joining, described reflective mirror 3 is positioned on the downside of mount pad 2 right-hand member, described reflective mirror 3 is rotatedly connected with mount pad 2, the first described synchronous motor 4 is positioned on the downside of mount pad 2 left end, the first described synchronous motor 4 is connected with mount pad 2 screw thread, and the first described synchronous motor 4 is connected with reflective mirror 3 close-fitting, described rotation installing plate 5 is positioned at mount pad 2 right-hand member top, described rotation installing plate 5 is rotatedly connected with mount pad 2, described arm 6 is positioned at and rotates installing plate 5 right-hand member, described arm 6 is connected with rotation installing plate 5 screw thread, the second described synchronous motor 7 is positioned at mount pad 2 left end top, the second described synchronous motor 7 is connected with mount pad 2 screw thread, and the second described synchronous motor 7 is connected with rotation installing plate 5 close-fitting, described spectrometer 8 is positioned at base 1 right-hand member, described adjustable cone 9 is positioned at spectrometer 8 top left side, described adjustable cone 9 is connected with spectrometer 8 screw thread, described fibre-optical probe 10 is positioned at spectrometer 8 top right side, and described fibre-optical probe 10 is positioned at adjustable cone 8 right-hand member, described fibre-optical probe 10 is connected with spectrometer 8 screw thread, described base 1 left end is also provided with servomotor 101, described servomotor 101 is connected with base 1 screw thread, described servomotor 101 right-hand member is also provided with screw mandrel 102, described screw mandrel 102 is connected with servomotor 101 close-fitting, and described screw mandrel 102 and mount pad 2 screw-threaded engagement, and described screw mandrel 102 is rotatedly connected with base 1, described adjustable cone 9 contains shell 901, adjustable diaphragm 902, plectrum 903, fixed aperture 904, described shell 901 is positioned at spectrometer 8 top left, described shell 901 is connected with spectrometer 8 screw thread, described adjustable diaphragm 902 is positioned at the inner left end of shell 901, described adjustable diaphragm 902 is connected with shell 901 screw thread, described plectrum 903 is positioned at adjustable diaphragm 902 top, described plectrum 903 is connected with adjustable diaphragm 902 one, described fixed aperture 904 quantity is three, it is inner that described fixed aperture 904 is from left to right distributed in shell 901 successively, described fixed aperture 904 is connected with shell 901 screw thread, this LED illumination utensil Color-spatial distribution proving installation, first LED to be detected is fixed on arm 6, and be energized to LED, luminous after LED energising, start the first synchronous motor 4 and the second synchronous motor 7, first synchronous motor 4 drives reflective mirror 3 to turn clockwise, second synchronous motor 7 synchronously drives arm 6 and LED illumination utensil to be rotated counterclockwise, to keep LED illumination utensil burning-point attitude constant, LED illumination utensil rotates around own vertical axis, and LED illumination utensil is rotated at 2 vertical planes, control reflective mirror 3 rotation angle measurement interval simultaneously, its interval is not more than 10 °, reflective mirror by the beam reflection of LED illumination utensil to adjustable cone 9, reach on the fibre-optical probe 10 of the spectrometer 8 coaxial with main shaft, light beam imports in spectrometer 8 by optical fiber, and carry out spectra collection Treatment Analysis by spectrometer 8, this device completes the chromaticity coordinates of two vertical planes of LED illumination utensil corresponding in each reflective mirror 3 anglec of rotation of the Color-spatial distribution measuring LED illumination utensil, correlated colour temperature, colour rendering index, after illumination, and calculate the chromaticity coordinates of LED illumination utensil two vertical planes corresponding in each reflective mirror 3 anglec of rotation, correlated colour temperature, colour rendering index, the arithmetic mean of illumination, finally calculate average chromaticity coordinates according to the Color-spatial distribution weighted average formula of standard, average correlated colour temperature, average color rendering index, flat color space inconsistency, wherein base 1 is the installation carrier of mount pad 2, mount pad 2 is reflective mirrors 3, first synchronous motor 4, rotate the installation carrier of installing plate 5 and the second synchronous motor 7, to be high precision rapid spectrometers be spectrometer 8 measures the instrument of radiation power with wavelength variations of light, use lighting standard lamp correcting device, be applicable to the spectral radiant power distribution of measuring LED illumination utensil, chromaticity coordinates, correlated colour temperature, colour rendering index and illumination, have fast, high precision, high duplication and stability, the advantages such as high sensitivity, adjustable cone 9 is to solve parasitic light problem, adjustable diaphragm 902 can regulate aperture of the diaphragm size, be suitable for the luminous size of different LED ligthing paraphernalia, fixed aperture 904 pore size is inconsistent.Fibre-optical probe 10 is close to last 1 fixed aperture 904 of adjustable cone, external stray light is made can not directly to enter fibre-optical probe 10, improve the measuring accuracy of color and illumination, servomotor 101 drives screw mandrel 102 to rotate, thus mount pad 2 can be driven to move left and right, thus reach the distance of adjustment LED illumination utensil and spectrometer 8, therefore the test of multiple LED illumination utensil can be applicable to, shell 901 is installation carriers of adjustable diaphragm 902 and fixed aperture 904, and plectrum 902 is the apertures being convenient to regulate adjustable diaphragm 902.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion made, all drop within protection scope of the present invention.
Claims (8)
1. a LED illumination utensil Color-spatial distribution proving installation, comprise base, characterized by further comprising mount pad, reflective mirror, first synchronous motor, rotate installing plate, arm, second synchronous motor, spectrometer, adjustable cone, fibre-optical probe, described mount pad is positioned at base top, described mount pad was connected with base sliding joining, described reflective mirror is positioned on the downside of mount pad right-hand member, described reflective mirror and mount pad are rotatedly connected, the first described synchronous motor is positioned on the downside of mount pad left end, the first described synchronous motor is connected with mount pad screw thread, and the first described synchronous motor is connected with reflective mirror close-fitting, described rotation installing plate is positioned at mount pad right-hand member top, described rotation installing plate and mount pad are rotatedly connected, described arm is positioned at and rotates installing plate right-hand member, described arm is connected with rotation installing plate screw thread, the second described synchronous motor is positioned at mount pad left end top, the second described synchronous motor is connected with mount pad screw thread, and the second described synchronous motor is connected with rotation installing plate close-fitting, described spectrometer is positioned at base right-hand member, described adjustable cone is positioned at spectrometer top left side, described adjustable cone is connected with spectrometer screw thread, described fibre-optical probe is positioned at spectrometer top right side, and described fibre-optical probe is positioned at adjustable cone right-hand member, described light probe is connected with spectrometer screw thread.
2. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 1, it is characterized in that described base left end is also provided with servomotor, described servomotor is connected with whorl of base.
3. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 2, it is characterized in that described servomotor right-hand member is also provided with screw mandrel, described screw mandrel is connected with servomotor close-fitting, and described screw mandrel and mount pad screw-threaded engagement, and described screw mandrel is connected with base rotation.
4. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 3, is characterized in that described adjustable cone contains shell, adjustable diaphragm, plectrum, fixed aperture.
5. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 4, it is characterized in that described shell is positioned at spectrometer top left, described shell is connected with spectrometer screw thread.
6. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 5, it is characterized in that described adjustable diaphragm is positioned at enclosure left end, described adjustable diaphragm is connected with outer casing screw.
7. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 6, is characterized in that described plectrum is positioned at adjustable diaphragm top, and described plectrum is connected with adjustable diaphragm one.
8. a kind of LED illumination utensil Color-spatial distribution proving installation as claimed in claim 7, it is characterized in that described fixed aperture quantity is three, described fixed aperture is from left to right distributed in enclosure successively, and described fixed aperture is connected with outer casing screw.
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| CN201510528537.XA CN105157841A (en) | 2015-08-25 | 2015-08-25 | LED lighting fixture color spatial distribution test device |
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| CN201510528537.XA CN105157841A (en) | 2015-08-25 | 2015-08-25 | LED lighting fixture color spatial distribution test device |
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| CN2745044Y (en) * | 2004-09-29 | 2005-12-07 | 杭州远方光电信息有限公司 | Test turntable of distribution photometer |
| CN201000362Y (en) * | 2007-04-16 | 2008-01-02 | 杭州远方光电信息有限公司 | Synchronous reflexion distribution photometer |
| CN201173858Y (en) * | 2008-03-20 | 2008-12-31 | 凌铭 | Plane mobile vehicle lamp light distribution detection device |
| CN203894270U (en) * | 2014-05-26 | 2014-10-22 | 中国电子科技集团公司第十三研究所 | Multi-purpose LED street lamp test fixture |
| CN205175555U (en) * | 2015-08-25 | 2016-04-20 | 广州赛西标准检测研究院有限公司 | LED ligthing paraphernalia color space distribution testing arrangement |
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2015
- 2015-08-25 CN CN201510528537.XA patent/CN105157841A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2745044Y (en) * | 2004-09-29 | 2005-12-07 | 杭州远方光电信息有限公司 | Test turntable of distribution photometer |
| CN201000362Y (en) * | 2007-04-16 | 2008-01-02 | 杭州远方光电信息有限公司 | Synchronous reflexion distribution photometer |
| CN201173858Y (en) * | 2008-03-20 | 2008-12-31 | 凌铭 | Plane mobile vehicle lamp light distribution detection device |
| CN203894270U (en) * | 2014-05-26 | 2014-10-22 | 中国电子科技集团公司第十三研究所 | Multi-purpose LED street lamp test fixture |
| CN205175555U (en) * | 2015-08-25 | 2016-04-20 | 广州赛西标准检测研究院有限公司 | LED ligthing paraphernalia color space distribution testing arrangement |
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