CN206330727U - A kind of LED light source stroboscopic detector - Google Patents
A kind of LED light source stroboscopic detector Download PDFInfo
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- CN206330727U CN206330727U CN201621445952.5U CN201621445952U CN206330727U CN 206330727 U CN206330727 U CN 206330727U CN 201621445952 U CN201621445952 U CN 201621445952U CN 206330727 U CN206330727 U CN 206330727U
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Abstract
The utility model creates the field of photodetection for being related to lighting environment, more particularly to a kind of LED light source stroboscopic detector, the automatic capture module of optical signal generates corresponding electric signal according to detected optical signal, and the electric signal is delivered to the characteristic that data processing module progress time and frequency domain analysis obtains the optical signal, whirligig can make photodetector in two plane motions at an angle to each other, it is loopful Zhou Yundong in the first plane, at least a quarter ring Zhou Yundong is in the second plane, so that photodetector can rotate in three dimensions 180 degree, to carry out comprehensive automatic seizure most high light signal to LED light source, in detection process, detector is all to be detected automatically and carry out data processing, scene is intervened without survey crew, avoid damaging the photoenvironment of measure field, so as to improve the efficiency and precision of detection.
Description
Technical field
The invention is related to the field of photodetection of lighting environment, more particularly to a kind of LED light source stroboscopic detector.
Background technology
Because LED light source has the features such as long lifespan, light efficiency height, stability height, good, radiationless security, low-power consumption,
LED light source lighting is used widely.Optical method is mainly to the method that LED light source stroboscopic is detected at present, and this method
Phase response is slow, tests inaccurate, while optics instrument for quick measuring device is expensive.Also have at present and utilize photodetector detection
The detector of LED light source stroboscopic, still, general detector can only all measure the optical signal of single direction or by manually adjusting
Measurement direction, therefore, direction is measured, it is necessary to which constantly repositioning, therefore, measures time-consuming, position error one by one at the scene
Greatly；Further, since survey crew's intervention scene, influences measurement accuracy, conventional measurement devices need that operator, computer etc. are attached to be set
It is standby to get involved in measure field, the photoenvironment of measure field is damaged, measurement accuracy is influenceed.
The content of the invention
The purpose of the invention is to provide a kind of high and high precision the LED light source stroboscopic detector of detection efficiency.
The invention provides a kind of LED light source stroboscopic detector, including the automatic capture module of optical signal and data processing
Module, the automatic capture module of optical signal generates corresponding electric signal according to detected optical signal, and the electric signal is sent
The characteristic that time and frequency domain analysis obtains the optical signal is carried out to data processing module, the automatic capture module of optical signal includes light
Electric explorer and whirligig, the whirligig can make photodetector in two plane motions at an angle to each other, its
First plane is loopful Zhou Yundong, and at least a quarter ring Zhou Yundong is in the second plane.
Wherein, photodetector does full circular motion in the first plane, and half circular motion is done in the second plane.
Wherein, photodetector does full circular motion in horizontal plane and does half circular motion in vertical plane.
Wherein, the whirligig includes the track moved for photodetector, and photodetector is along the track motion
So as to make above-mentioned at least a quarter ring Zhou Yundong, the track motion is so as to realizing that it is described complete that photodetector is made
Ring Zhou Yundong.
Wherein, the track does loopful Zhou Yundong or itself rotation.
Wherein, photodetector does half circular motion in the track.
Wherein, the whirligig includes Loadings On Hemispherical Shell, and the track is arranged in the surface of Loadings On Hemispherical Shell, Loadings On Hemispherical Shell
It is the rotating shaft of the track itself rotation perpendicular to the axle of great circle.
Wherein, the first plane is vertical with the second plane.
Wherein, including two motors, the first motor driving Loadings On Hemispherical Shell rotation, the driving photodetector motion of the second motor
Along the track motion.
Wherein, data processing module includes attenuator circuit, sound card, A/D change-over circuits and processor, and the electric signal passes through
The processor is delivered to after the attenuator circuit, the sound card, the A/D change-over circuits.
Wherein, photodetector is PIN photoelectric detector.
Have the beneficial effect that：A kind of LED light source stroboscopic detector of the invention, the automatic capture module of optical signal is according to being examined
The optical signal measured generates corresponding electric signal, and the electric signal is delivered to data processing module progress time and frequency domain analysis
The characteristic of the optical signal is obtained, whirligig can make photodetector in two plane motions at an angle to each other, and it is
One plane is loopful Zhou Yundong, and at least a quarter ring Zhou Yundong is in the second plane, so that photodetector can be three
Dimension space 180 degree rotates, and to carry out comprehensive automatic seizure most high light signal to LED light source, in detection process, detector is all
It is to be detected automatically and carry out data processing, intervenes scene without survey crew, it is to avoid the photoenvironment of measure field is made
Into destruction, so as to improve the efficiency and precision of detection.
Brief description of the drawings
The invention is described further using accompanying drawing, but the embodiment in accompanying drawing is not constituted to the invention
Any limitation, on the premise of not paying creative work, can also be according to following attached for one of ordinary skill in the art
Figure obtains other accompanying drawings.
Fig. 1 is the schematic diagram of LED light source stroboscopic detector.
Fig. 2 is the structural representation of the automatic capture module of optical signal.
Fig. 3 is the front view of the automatic capture module of optical signal.
Include in Fig. 1 to Fig. 3：1 --- the automatic capture module of optical signal, 2 --- photodetector, 3 --- backing plate,
4 --- Loadings On Hemispherical Shell, 5 --- track, 6 --- feathering axis.
Embodiment
The invention is described further with the following Examples.
As depicted in figs. 1 and 2, the invention provides a kind of LED light source stroboscopic detector, and the detector is detected in electric current
Frequency is the LED light source under 0-1000Hz, voltage 0-500V power drives.It is automatic that the top surface of the detector is provided with optical signal
Capture module 1, the module is provided with photodetector 2, and photodetector 2 is PIN photoelectric detector, and it measures optical wavelength range
For 380nm-780nm visible ray, photodetector 2 receives and electric signal output is generated after optical signal, then by attenuator circuit and
After sound card, A/D change-over circuits, deliver to processor progress time and frequency domain analysis and obtain the characteristic of the optical signal, and virtually showing
Output display in ripple device.Preferably, processor uses arm9.0 embedded microprocessors.
The detector does system using wince6.0 behaviour, and data base management system and void are gone out using LabView software developments
Intend oscillograph.The detector sets up data management system of the LabView platforms using database as core, can be with using the database
The various management functions of data are easily realized, for example, can delete tables of data, read data, by a certain condition query data sum
According to addition and the function such as modification.
Virtual oscilloscope includes signal acquisition and data analysis.Realize acquisition parameter setting, collection side in signal acquisition part
The functions such as formula selection, voltage demarcation, trigger port and lever selection, while carrying out time domain and frequency domain prison to the signal collected
Control, real-time display waveform；Data analysis component realizes the measurement to signal frequency, amplitude, power spectrum etc., the storage of data, reading
The function such as take.
As shown in Figures 2 and 3, backing plate 3 is to be fixedly connected with Loadings On Hemispherical Shell 4, and the surface of Loadings On Hemispherical Shell 4, which is provided with, supplies photoelectricity
The track 5 that detector 2 is moved, the second motor driving photodetector 2 is moved along track 5, the first motor driving feathering axis 6
Rotate so that Loadings On Hemispherical Shell 4 rotates around its axle perpendicular to great circle, such photodetector 2 can just do circumference fortune in horizontal plane
Move and do half circular motion in vertical plane, so that photodetector 2 can rotate in three dimensions 180 degree, with to LED light
Source carries out comprehensive automatic seizure most high light signal, and in detection process, detector is all to be detected automatically and carry out data
Processing, intervenes scene, it is to avoid the photoenvironment of measure field is damaged, so as to improve the effect of detection without survey crew
Rate and precision.
Finally it should be noted that above example is only to the technical scheme for illustrating the invention, rather than to this hair
It is bright create protection domain limitation, although being explained with reference to preferred embodiment to the invention, this area it is general
Lead to it will be appreciated by the skilled person that can be modified to the technical scheme of the invention or equivalent, without departing from this
The spirit and scope of innovation and creation technical scheme.
Claims (10)
1. a kind of LED light source stroboscopic detector, including the automatic capture module of optical signal and data processing module, optical signal are caught automatically
Catch module and corresponding electric signal is generated according to detected optical signal, and the electric signal is delivered to data processing module and carry out
Time and frequency domain analysis obtains the characteristic of the optical signal, it is characterised in that the automatic capture module of optical signal includes photodetection
Device and whirligig, the whirligig can make photodetector in two plane motions at an angle to each other, and it is flat first
Loopful Zhou Yundong is in face, and at least a quarter ring Zhou Yundong is in the second plane.
2. a kind of LED light source stroboscopic detector according to claim 1, it is characterised in that photodetector is flat first
Full circular motion is done in face, and half circular motion is done in the second plane.
3. a kind of LED light source stroboscopic detector according to claim 2, it is characterised in that photodetector is in horizontal plane
Do full circular motion and do half circular motion in vertical plane.
4. a kind of LED light source stroboscopic detector according to claim 1, it is characterised in that the whirligig includes supplying
The track of photodetector motion, photodetector is along the track motion so as to make above-mentioned at least a quarter ring Zhou Yun
Dynamic, the track motion is so as to realize that photodetector makes described loopful Zhou Yundong.
5. a kind of LED light source stroboscopic detector according to claim 4, the track does loopful Zhou Yundong or itself rotation
Turn.
6. a kind of LED light source stroboscopic detector according to claim 4, it is characterised in that photodetector is in the rail
Do half circular motion in road.
7. a kind of LED light source stroboscopic detector according to claim 5, it is characterised in that the whirligig includes half
Global shell, it is the track itself that the track, which is arranged on the axle perpendicular to great circle in the surface of Loadings On Hemispherical Shell, Loadings On Hemispherical Shell,
The rotating shaft of rotation.
8. a kind of LED light source stroboscopic detector according to any one of claim 1 to 6, it is characterised in that the first plane with
Second plane is vertical.
9. a kind of LED light source stroboscopic detector according to claim 7, it is characterised in that including two motors, the first electricity
Machine driving Loadings On Hemispherical Shell rotation, the second motor driving photodetector is moved along the track motion.
10. a kind of LED light source stroboscopic detector according to claim 1, it is characterised in that data processing module includes declining
Powered down road, sound card, A/D change-over circuits and processor, the electric signal turn by the attenuator circuit, the sound card, the A/D
Change after circuit and deliver to the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621445952.5U CN206330727U (en) | 2016-12-27 | 2016-12-27 | A kind of LED light source stroboscopic detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621445952.5U CN206330727U (en) | 2016-12-27 | 2016-12-27 | A kind of LED light source stroboscopic detector |
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| Publication Number | Publication Date |
|---|---|
| CN206330727U true CN206330727U (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621445952.5U Active CN206330727U (en) | 2016-12-27 | 2016-12-27 | A kind of LED light source stroboscopic detector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596072A (en) * | 2016-12-27 | 2017-04-26 | 东莞勤上光电股份有限公司 | LED light source flickering detector |
| CN107367500A (en) * | 2017-09-04 | 2017-11-21 | 云南电网有限责任公司电力科学研究院 | A kind of insulating materials surface electroluminescent measuring table and method of testing |
| CN112393754A (en) * | 2020-10-26 | 2021-02-23 | 光华临港工程应用技术研发(上海)有限公司 | Photoelectric detection device with multiple detection positions |
-
2016
- 2016-12-27 CN CN201621445952.5U patent/CN206330727U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596072A (en) * | 2016-12-27 | 2017-04-26 | 东莞勤上光电股份有限公司 | LED light source flickering detector |
| CN107367500A (en) * | 2017-09-04 | 2017-11-21 | 云南电网有限责任公司电力科学研究院 | A kind of insulating materials surface electroluminescent measuring table and method of testing |
| CN112393754A (en) * | 2020-10-26 | 2021-02-23 | 光华临港工程应用技术研发(上海)有限公司 | Photoelectric detection device with multiple detection positions |
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