CN101957235A - Intermittent illuminance detection device - Google Patents
Intermittent illuminance detection device Download PDFInfo
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- CN101957235A CN101957235A CN2010102883805A CN201010288380A CN101957235A CN 101957235 A CN101957235 A CN 101957235A CN 2010102883805 A CN2010102883805 A CN 2010102883805A CN 201010288380 A CN201010288380 A CN 201010288380A CN 101957235 A CN101957235 A CN 101957235A
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- photovalve
- intermittent
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- quarter butt
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Abstract
The invention belongs to an illuminance detection device for photoelectric components and in particular discloses an intermittent illuminance detection device. The intermittent illuminance detection device comprises a pedestal, wherein a photoelectric component opening/closing device for placing a photoelectric component is arranged at the bottom of the pedestal; and a driver for driving the photoelectric component opening/closing device to rotate and driving the photoelectric component opening/closing device to extend out of the bottom surface of the pedestal is arranged on the pedestal. The intermittent illuminance detection device has the advantages that: when the photoelectric component is detected, the illuminated surface of the photoelectric component is not sheltered completely, and when the photoelectric component is not detected, the illuminated surface of the photoelectric component is sheltered completely, so that the accuracy of the detection result is effectively improved; and at the same time, the intermittent illuminance detection device has certain dustproof and rainproof functions, so that overlong illumination duration of the photoelectric component is avoided and the service life of the photoelectric component is guaranteed; in addition, the intermittent illuminance detection device has a better self-checking function, so when the external illuminance does not need to be detected, the illuminated component can be placed in a sealed darkroom, and the normal using performance of the photoelectric component is guaranteed by adopting a standard light source to perform self-checking and correction.
Description
Technical field
The invention belongs to the illuminance pick-up unit of photovalve, be specifically related to a kind of intermittent illuminance pick-up unit.
Background technology
At present, in intermittent illuminance detects automatically, in the illuminance detection as LED lighting aging test, all be that photovalve directly is placed on the measuring point to be checked usually, detect by the control circuit timing sampling.Because photovalve exposes for a long time, the light receiving surface of photovalve can be blocked by foreign material such as dust, rainwater, causes institute's data of surveying to be forbidden; And photovalve is subjected to the illumination duration too of a specified duration, and is also influential to the photovalve performance; In addition, the self-checking function that photovalve in detecting is carried out self check can not exert an influence to testing result yet.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of intermittent illuminance pick-up unit is provided, this illuminance pick-up unit can make photovalve its light receiving surface when detecting not have any blocking, during non-detection, light receiving surface is blocked fully, improves the accuracy of testing result effectively, has certain dustproof, rainproof function simultaneously, avoid photovalve to be subjected to the illumination duration oversize, guarantee the usability of photovalve.
In order to reach above-mentioned technical purpose, technical scheme of the present invention is:
A kind of intermittent illuminance pick-up unit of the present invention, comprise base, the bottom space of described base is equipped with the photovalve closing device that is used to place photovalve, also is equipped with on the described base to drive the driver that the photovalve closing device rotated and drove photovalve closing device protuberate basic unit bottom surface.
Further improvement as above-mentioned technology, described photovalve closing device is a quarter butt, this quarter butt one end is connected with output end of driver, the other end of described quarter butt is provided with a groove that is used for ccontaining photovalve, and described photovalve is fixed in this groove, during detection by minitype circuit board, the driver action, the driving quarter butt rotates, and stretches out from the bottom surface of base thereby drive photovalve, detects; When not needing to detect, driver action is taken in basal surface position to base fully with quarter butt, better protect photovalve.
In the present invention, for photovalve illuminance detection data result is more accurate, photovalve is provided with an optical filter in the described groove, and the upper surface of this optical filter is concordant with the upper surface of quarter butt.
As the further improvement of above-mentioned technology, the photovalve self-checking unit is installed also on the described base.
Specifically, described photovalve self-checking unit comprises the lamp bracket that is fixed on the base, be installed in the rectangular circuit board of lamp bracket upper end, light fitting and standard sources, corresponding to stationkeeping under the standard sources light hurdle is arranged on the described lamp bracket, on the described base corresponding under the standard sources and during initial position in the photovalve closing device position directly over the photovalve be provided with the light hole that is used for printing opacity, be covered with optical mirror slip on this light hole, described optical mirror slip can be the ordinary optical glass sheet, even mating plate, attenuator etc., or the combination of some optical mirror slips.
In the present invention, the periphery of described base is provided with base, photovalve self-checking unit is covered at the enclosing cover in it, and this enclosing cover is provided with the breach of an empty avoiding corresponding to the position of quarter butt protuberate basic unit bottom surface, and enclosing cover plays windproof preferably effect of keeping off the rain.Described base is a U type support body, in addition, indentation, there for fear of rainwater etc. from empty avoiding enters inside, the bottom surface of this base is the dip plane, and it is minimum corresponding to the side height that quarter butt rotates base end face, like this, just can avoid rainwater to flow on the base from this indentation, there effectively, the effect of keeping off the rain is better.
In addition, in the present invention, described driver is two-way corner motor, and the bottom of the bottom surface of described base is provided with and is used for the anglec of rotation of quarter butt is carried out spacing inner limited block and outer limited block.This two-way corner motor speed is fast, highly sensitive, and spacing control performance is good.
Compared with prior art, beneficial effect of the present invention:
(1) illuminance pick-up unit of the present invention is when detecting, and the photovalve sensitive surface does not have any blocking, and is subjected to light effect good, and it is accurate that illuminance detects data result; During non-detection, the sensitive surface of photovalve blocks fully, has avoided photovalve also to be subjected to continuous light when not detecting, and guarantees photovalve serviceable life;
(2) illuminance pick-up unit of the present invention has self-checking function preferably, when not needing to detect external illuminance, photo detector can be placed a sealing darkroom, adopts standard sources to carry out self check and correction, guarantees the normal usability of photovalve;
(3) illuminance pick-up unit of the present invention is dustproof, rainproof effective.
Description of drawings
Fig. 1 is an intermittent illuminance pick-up unit stereoscopic synoptic diagram of the present invention (during detected state);
Fig. 2 is intermittent illuminance pick-up unit inner structure schematic perspective view of the present invention (removing enclosing cover and optical filter);
Fig. 3 is an intermittent illuminance pick-up unit sectional view of the present invention;
Fig. 4 be among above-mentioned Fig. 3 A to view (original state);
Fig. 5 be among above-mentioned Fig. 4 A to view (detected state);
Fig. 6 is a control circuit theory diagram among the present invention.
Embodiment
As Fig. 1～shown in Figure 5, a kind of intermittent illuminance pick-up unit of the present invention, comprise base 1, the bottom space of described base 1 is equipped with the photovalve closing device that is used to place photovalve, also is equipped with on the described base 1 to drive the two-way corner motor 3 that the photovalve closing device rotated and drove rotation of photovalve closing device and protuberate basic unit 1 bottom surface.In addition, spacing in order preferably the rotational angle of two-way corner motor 3 to be carried out, the bottom of the bottom surface 11 of described base 1 is provided with and is used for the anglec of rotation of quarter butt 2 is carried out spacing inner limited block 7 and outer limited block 8.
Described photovalve closing device is a quarter butt 2, these quarter butt 2 one ends are connected with the output terminal of two-way corner motor 3, the other end of described quarter butt 2 is provided with a groove 21 that is used for ccontaining photovalve 4, and described photovalve 4 is fixed in this groove 21 by minitype circuit board 5; In addition, also be provided with an optical filter 6 on the photovalve 5 in the described groove 21, the upper surface of this optical filter 6 is concordant with the upper surface of quarter butt 2.As Fig. 2, shown in Figure 3; the periphery of described base 1 is provided with base 1, photovalve self-checking unit 9 is covered at enclosing cover 20 in it; this enclosing cover 20 is provided with the breach 20a of an empty avoiding corresponding to the position of quarter butt 2 protuberate basic units 1 bottom surface; during use; enclosing cover 20 can prevent effectively that rainwater from entering the bottom surface 11 of base 1, can better protect the sensitive surface of photovalve 4.And described base 1 is a U type support body, and the bottom surface 11 of this base 1 is the dip plane, and its side height that rotates the bottom surface 11 of base 1 corresponding to quarter butt 2 is minimum, and its highest the difference in height with lowest surfaces is h (h＞0).
In the present invention, in order to improve the self check performance of photovalve 4 self, on the described base 1 photovalve self-checking unit 9 is installed also, described photovalve self-checking unit 9 specifically comprises the lamp bracket 91 that is fixed on the base 1, be installed in the rectangular circuit board 92 of lamp bracket 91 upper ends, light fitting 93 and standard sources 94, corresponding to stationkeeping under the standard sources 94 light hurdle 95 is arranged on the described lamp bracket 91, be provided with the light hole 12 that is used for printing opacity corresponding to position directly over the photovalve 4 under the standard sources 94 and during initial position on the described base 1, this light hole 12 is provided with optical mirror slip 10, this optical mirror slip 10 can be the ordinary optical glass sheet, even mating plate, attenuator etc., or the combination of some optical mirror slips, can select according to actual needs.
As shown in Figure 6, illuminance pick-up unit described in the present invention also comprises control circuit 30, this control circuit 30 and photovalve 4, starting switch 40, two-way corner motor 3 and standard sources 94 corresponding connections, the two-way corner motor 3 of control circuit 30 may command, standard sources 94 break-makes and being used to are gathered the measured illuminance numerical value of photovalve 4, starting switch 40 then is used to open or close control circuit 30, illuminance pick-up unit of the present invention is controlled by control circuit 30, the automaticity height, easy to use and reliable.
Below specify the course of work of intermittent illuminance pick-up unit of the present invention:
As shown in Figure 4, during original state, be installed in photovalve 4 sensitive surfaces in the quarter butt 2 rest on light hole 12 on the base 1 under.Meanwhile, open starting switch 40, the two-way corner motor 3 of control circuit 30 controls drives quarter butt 2 and rotates, and stops immediately behind the limited block 8 outside quarter butt 2 is run into, as shown in Figure 5, photovalve 4 sensitive surfaces that are installed in this moment in quarter butt 2 grooves 21 stretch out outside the enclosing cover 20, and illuminance to external world detects, after primary detection is intact, under control circuit 30 controls, quarter butt 2 backward rotation are just stopped after quarter butt 2 is run into inner limited block 7, so just turn back to initial position; After a period of time, under the control of control circuit 30, repeat said process again, thereby illuminance is to external world carried out the detection second time, like this, constantly circulation finishes up to detection.
In the whole circulation testing process, when not needing to external world illumination to detect, according to control circuit 30 programs, can carry out self check to photovalve 4 at any time, when the needs self check, after control circuit is connected standard sources 10, etc. standard sources 10 stable after, carry out self check, self check is intact, control circuit 30 cuts out standard sources 10, waits for self check next time.
Claims (8)
1. intermittent illuminance pick-up unit, comprise base, it is characterized in that: the bottom space of described base is equipped with the photovalve closing device that is used to place photovalve, also is equipped with on the described base to drive the driver that this photovalve closing device rotated and drove photovalve closing device protuberate basic unit bottom surface.
2. intermittent illuminance pick-up unit according to claim 1, it is characterized in that: described photovalve closing device is a quarter butt, this quarter butt one end is connected with output end of driver, the other end of described quarter butt is provided with a groove that is used for ccontaining photovalve, and described photovalve is fixed in this groove by minitype circuit board.
3. intermittent illuminance pick-up unit according to claim 2 is characterized in that: photovalve is provided with an optical filter in the described groove, and the upper surface of this optical filter is concordant with the upper surface of quarter butt.
4. intermittent illuminance pick-up unit according to claim 3 is characterized in that: the photovalve self-checking unit also is installed on the described base.
5. intermittent illuminance pick-up unit according to claim 4, it is characterized in that: described photovalve self-checking unit comprises the lamp bracket that is fixed on the base, be installed in rectangular circuit board, light fitting and the standard sources of lamp bracket upper end, corresponding to stationkeeping under the standard sources light hurdle is arranged on the described lamp bracket, on the described base corresponding under the standard sources and during initial position in the photovalve closing device position directly over the photovalve be provided with the light hole that is used for printing opacity, this light hole is provided with optical mirror slip.
6. intermittent illuminance pick-up unit according to claim 5, it is characterized in that: the periphery of described base is provided with base, photovalve self-checking unit is covered at the enclosing cover in it, and this enclosing cover is provided with the breach of an empty avoiding corresponding to the position of quarter butt protuberate basic unit bottom surface.
7. intermittent illuminance pick-up unit according to claim 6 is characterized in that: described base is a U type support body, and the bottom surface of this base is the dip plane, and it is minimum corresponding to the side height that quarter butt rotates base end face.
8. according to each described intermittent illuminance pick-up unit of claim 1 to 7, it is characterized in that: described driver is two-way corner motor, and the bottom of the bottom surface of described base is provided with and is used for the anglec of rotation of quarter butt is carried out spacing inner limited block and outer limited block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010288380 CN101957235B (en) | 2010-09-17 | 2010-09-17 | Intermittent illuminance detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010288380 CN101957235B (en) | 2010-09-17 | 2010-09-17 | Intermittent illuminance detection device |
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| CN101957235A true CN101957235A (en) | 2011-01-26 |
| CN101957235B CN101957235B (en) | 2013-05-22 |
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| CN 201010288380 Active CN101957235B (en) | 2010-09-17 | 2010-09-17 | Intermittent illuminance detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792498A (en) * | 2015-03-27 | 2015-07-22 | 常州光电技术研究所 | Dynamic testing method for light source |
| CN107014593A (en) * | 2017-05-11 | 2017-08-04 | 合肥锐光科学仪器有限公司 | A kind of contact lenses detection fixture |
| CN108844625A (en) * | 2018-07-11 | 2018-11-20 | 商洛市虎之翼科技有限公司 | A kind of auxiliary device of luminance detection |
| CN110542808A (en) * | 2019-08-09 | 2019-12-06 | 常州星宇车灯股份有限公司 | aging device for car lamp driver |
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| US6870147B1 (en) * | 2001-06-29 | 2005-03-22 | Nagano Science Equipment Mfg. Co., Ltd. | Light stability testing device |
| CN201034939Y (en) * | 2007-04-13 | 2008-03-12 | 杭州远方光电信息有限公司 | Fluorescent powder excited measurement mechanism |
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| CN201837453U (en) * | 2010-09-17 | 2011-05-18 | 广州市光机电技术研究院 | Intermittent illuminance detecting device |
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2010
- 2010-09-17 CN CN 201010288380 patent/CN101957235B/en active Active
Patent Citations (5)
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| CN2396770Y (en) * | 1999-11-16 | 2000-09-20 | 张殿勋 | Medical X-ray apparatus universal telecontrol diagnostic bed |
| US6870147B1 (en) * | 2001-06-29 | 2005-03-22 | Nagano Science Equipment Mfg. Co., Ltd. | Light stability testing device |
| CN201034939Y (en) * | 2007-04-13 | 2008-03-12 | 杭州远方光电信息有限公司 | Fluorescent powder excited measurement mechanism |
| CN101650297A (en) * | 2009-09-23 | 2010-02-17 | 合肥工业大学 | Atmospheric polarization type multidimensional detection device and detection method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792498A (en) * | 2015-03-27 | 2015-07-22 | 常州光电技术研究所 | Dynamic testing method for light source |
| CN104792498B (en) * | 2015-03-27 | 2018-03-06 | 常州光电技术研究所 | A kind of light source dynamic testing method |
| CN107014593A (en) * | 2017-05-11 | 2017-08-04 | 合肥锐光科学仪器有限公司 | A kind of contact lenses detection fixture |
| CN108844625A (en) * | 2018-07-11 | 2018-11-20 | 商洛市虎之翼科技有限公司 | A kind of auxiliary device of luminance detection |
| CN110542808A (en) * | 2019-08-09 | 2019-12-06 | 常州星宇车灯股份有限公司 | aging device for car lamp driver |
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| Publication number | Publication date |
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| CN101957235B (en) | 2013-05-22 |
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Effective date of registration: 20200604 Address after: 510663 No.3, scientific research road, Science City, Guangzhou high tech Industrial Development Zone, Guangdong Province Patentee after: Optical mechanical and electrical (Guangzhou) Research Institute Co., Ltd Address before: 510663 A1 building 3, science research road, hi tech industrial town, Guangdong, Guangzhou, 407 Patentee before: GUANGZHOU Research Institute OF OPTICS MECHANICS ELECTRICITY TECHNOLOGY |
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