CN203572573U - Outdoor daylight illumination detecting instrument - Google Patents
Outdoor daylight illumination detecting instrument Download PDFInfo
- Publication number
- CN203572573U CN203572573U CN201320751490.XU CN201320751490U CN203572573U CN 203572573 U CN203572573 U CN 203572573U CN 201320751490 U CN201320751490 U CN 201320751490U CN 203572573 U CN203572573 U CN 203572573U
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- China
- Prior art keywords
- light
- head
- printing opacity
- luminance detector
- measurement point
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- 238000005286 illumination Methods 0.000 title abstract description 3
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000012466 permeate Substances 0.000 abstract 1
- 239000013307 optical fiber Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000023077 detection of light stimulus Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
Provided is an outdoor daylight illumination detecting instrument. An instrument body is externally connected with a light guide pipe capable of transmitting light, one end of the light guide pipe is arranged at a light intensity measurement point, and the other end of the light guide pipe is mounted on the instrument body and is opposite to a detection head so as to guide light of the measurement point to the detection head. The end, arranged at the measurement point, of the light guide pipe is equipped with a transparent light transmission head capable of allowing light to permeate and guiding the light into the light guide pipe, and a fixing device used for fixing the light transmission head at the measurement point. The light guide pipe has a great length and can be arranged in various measured environments according to the circumstances so that the instrument body does not need to be directly exposed to the outside, the using safety and stability of the detecting instrument are ensured, the detection precision and the service life of the detecting instrument are improved, and directional detection on single-direction light intensity can be realized. The light transmission head can prevent snow from being accumulated and ensure the measurement precision and normal use of equipment.
Description
Technical field
The utility model relates to the device for detection of light intensity, particularly a kind of detector that detects outdoor day illuminance.
Background technology
Light intensity detector is by the detection head of photo-sensitive cell mounted thereto, to measure the instrument of luminous intensity, and light intensity detector is widely used among science detection and daily life, comprises the fields such as science photometer, environment supervision instrument, self-induction switch street lamp.
Existing outdoor day luminance detector, the detection head of photo-sensitive cell is directly placed in the outside surface of instrument conventionally, and the light that shines directly into instrument surface by sensing is measured light intensity.When it measures outside light intensity, a whole outdoor day luminance detector must be positioned over outdoor measurement point, for example: in the utilization of self-induction switch street lamp, its outdoor day luminance detector must be arranged on lamppost, so that the extraneous light intensity of Accurate Determining, and then accurately control the illumination of street lamp.But the outdoor day luminance detector being exposed in severe external environment easily damages, and serviceable life is short.And, be arranged on the photo-sensitive cell of instrument cover face when measuring, except receiving daylight, also inevitably can receive other light from different directions, for example: the light of building exciter lamp, Landscape Lamp or other street lamp, these light all can produce harmful effect to the accuracy of detection of outdoor day luminance detector, cause measuring accurately outdoor day illuminance, and measuring accuracy is low.
Utility model content
The utility model aims to provide the outdoor day luminance detector that a kind of long service life, accuracy of detection are high.
Outdoor day luminance detector described in the utility model, comprise detection head and the reception that detects light the apparatus subject of processing detection signal, the light pipe that also has conducting light, one end of light pipe is arranged on luminous intensity measurement point, the other end is arranged on instrument body, and relative with detection head, by the light guiding detection head of measurement point.
Outdoor day luminance detector described in the utility model, detection head is arranged on apparatus subject, light pipe is arranged on the outside of apparatus subject, and light pipe is connected on detection head and by the light detection head that leads, and its other end is the free end that can be positioned under various measured points or test environment.During work, extraneous light enters light pipe inside from the free end of light pipe, until light is delivered on the detection head being connected with the light pipe other end, detection head is measured and is sent detection signal to apparatus subject light intensity, and apparatus subject receives detection signal and it is carried out to analyzing and processing.The light pipe of described outdoor day luminance detector can have larger length, it can optionally be arranged under various test environments, make apparatus subject and detection head needn't directly be exposed to the external world, and can be arranged in indoor, confined space or under the building of sun-shading rainproof, this can make safety requirements can not be influenced by the adverse circumstances and destroy compared with apparatus subject high and that serviceable life is lower and detection head, guarantee that it uses safety and stability, extends its serviceable life; Meanwhile, the free end of light pipe can be positioned over everywhere more easily, for example, in the utilization of self-induction switch street lamp, the free end of light pipe can be arranged at the top of lamppost or street lamp shade, this can reduce extraneous factor, and the impact as building exciter lamp or other street lamp light, improves its accuracy of detection; Moreover the free end of light pipe can be aimed at measured point or a certain tested direction more easily, and can not be subject to the impact of other direction light, thereby realize the oriented detection of single direction light intensity.
Accompanying drawing explanation
Fig. 1 is the structural representation of outdoor day luminance detector.
Fig. 2 is a kind of structural representation of outdoor day luminance detector.
Fig. 3 is the partial enlarged drawing of outdoor day luminance detector shown in Fig. 2.
Fig. 4 is the outdoor day printing opacity head of luminance detector and the assembling schematic diagram of stationary installation shown in Fig. 2.
Fig. 5, the 6th, a kind of structural representation of outdoor day luminance detector.
Fig. 7 is a kind of structural representation of outdoor day luminance detector.
Fig. 8 is a kind of structural representation of outdoor day luminance detector.
Fig. 9 is a kind of structural representation of outdoor day luminance detector.
Figure 10 is a kind of structural representation of outdoor day luminance detector.
Embodiment
Embodiment mono-, as shown in Figure 1.
A kind of outdoor day luminance detector, comprise the detection head 1 that detects light and the apparatus subject 2 that receives and process detection signal, the light pipe 3 that also has conducting light, one end of light pipe 3 is arranged on luminous intensity measurement point, the other end is arranged on instrument body 2, and relative with detection head 1, by the light guiding detection head 1 of measurement point.
During work, extraneous light enters light pipe inside from the free end of light pipe, until light is delivered on the detection head being connected with the light pipe other end, detection head is measured and is sent detection signal to apparatus subject light intensity, and apparatus subject receives detection signal and it is carried out to analyzing and processing.This detector can optionally be arranged under various test environments, safety requirements can not be influenced by the adverse circumstances and destroy compared with apparatus subject high and that serviceable life is lower and detection head, guarantee that it uses safety and stability, extends its serviceable life, and improves accuracy of detection.
Described outdoor day luminance detector, the inside of light pipe is total reflection structure.The light pipe with total reflection structure, conducting light better, guarantees the accuracy of its detection.
Described outdoor day luminance detector, light pipe is optical fiber, described optical fiber is multimode optical fiber.Optical fiber has dependable performance, and quality is high, and speed is fast, the features such as line loss is low, long transmission distance, and its light conduction superior performance, can improve the accuracy of detection.Transport properties by multimode optical fiber, if angle of incidence of light is greater than critical angle, light can be reflected completely, and if angle of incidence of light is less than critical angle, light can be refracted in clad, cannot continue to conduct to core, and this can remove the impact of marginal ray on instrument, reach the object that single direction light intensity detects, effectively carry out the mensuration of single direction light intensity.
Embodiment bis-, as shown in Figure 2,3, 4.
The outdoor day visual situation of luminance detector in above-described embodiment one is arranged under various test environments, if but working environment is cold district, for example China is northern, there is snowfall in this kind of area more, be arranged at outdoor light pipe easily because stopping of accumulated snow reduced an acceptance day light intensity, cause measuring error, for addressing this problem, it is the printing opacity head of cone that top can be set on light pipe, as shown in this embodiment.
A kind of outdoor day luminance detector, comprise the detection head 1 that detects light and the apparatus subject 2 that receives and process detection signal, the light pipe 3 that also has conducting light, one end of light pipe 3 is arranged on luminous intensity measurement point, the other end is arranged on instrument body 2, and relative with detection head 1, by the light guiding detection head 1 of measurement point; One end that light pipe 3 is arranged on luminous intensity measurement point is equipped with and can be penetrated light and light is imported to the transparent printing opacity head 4 in light pipe 3, and the top of printing opacity head 4 is up-small and down-big cones 41, and cone 41 surfaces are the multiaspect cones with a plurality of planes; The stationary installation 5 that is fixed on luminous intensity measurement point place is housed on printing opacity head 4, stationary installation 5 comprises the reference column 51 being arranged on printing opacity head 4, with the elasticity centring ring 52 being tightly placed on reference column 51, reference column 51 is hollow structure, and the leaded light end of light pipe 3 is placed in reference column 51.
It is the printing opacity head of cone that top is set on light pipe, and transparent printing opacity head can normally accept daylight, and cone can prevent that again snowfall from gathering, and guarantees the normal use of equipment; On the other hand, circular conical surface easily causes refraction and reflection to flat fire light, causes penetrating the weakening of daylight, and is set to have the multiaspect cone of multiaspect plane, and daylight is to irradiate in the plane, greatly reduces the generation of refraction or reflection, guarantees the degree of accuracy of measuring; The setting of stationary installation can be securely fixed in printing opacity head required measurement point, and the deviation of measurement target can not occur, and guarantees its measuring accuracy; Reference column is hollow structure, and the end of light pipe is put in the inner, both can improve its strength of joint, can protect leaded light end again, avoids ectocine and damage; And arranging of reference column and centring ring is simple in structure, be easy to realize.
Embodiment tri-, as shown in Figure 5,6.
The top of printing opacity head 4 is up-small and down-big cones 41, and cone 41 is pyramids, and the bottom of printing opacity head is the multi-plane structure with a plurality of planes; Stationary installation 5 comprise be arranged on printing opacity head 4 with externally threaded double-screw bolt 53, and the nut 54 coordinating with double-screw bolt 53, double-screw bolt 53 is hollow structure, the leaded light end of light pipe 3 is placed in double-screw bolt 53; All the other are identical with embodiment bis-.
Cone adopts pyramid, and daylight can enter equably from multiple directions, and it is simplified manufacturing technique in the situation that of satisfied day light-receiving, makes manufacture simpler, can effectively reduce production costs; Printing opacity head bottom is set to multi-plane structure, has increased light-receiving area, puies forward high measurement sensitivity; The double-screw bolt being threaded and nut, its strength of joint is better, and processing ease, mounting or dismounting are convenient, can repeatedly utilize, and improve serviceable life.
Embodiment tetra-, as shown in Figure 7.
The printing opacity head of polyhedral structure has larger light-receiving area, and daylight can enter from multiple directions, a plurality of even angle, strengthens the measurement of peripheral visual light, puies forward better high measurement sensitivity.
Outdoor day described in the utility model luminance detector, comprises but does not terminate in the above embodiments, any described change on this basis, and for example the embodiment shown in Fig. 8,9 or 10, all belongs to protection domain of the present utility model.
Claims (10)
1. an outdoor day luminance detector, comprise the detection head (1) that detects light and the apparatus subject (2) that receives and process detection signal, it is characterized in that: the light pipe (3) that also has conducting light, one end of light pipe (3) is arranged on luminous intensity measurement point, the other end is arranged on instrument body (2), and relative with detection head (1), by the light guiding detection head (1) of measurement point.
2. outdoor day according to claim 1 luminance detector, is characterized in that: one end that light pipe (3) is arranged on luminous intensity measurement point is equipped with and can be penetrated light and light is imported to the interior transparent printing opacity head (4) of light pipe (3).
3. outdoor day luminance detector according to claim 2, is characterized in that: the top of printing opacity head (4) is up-small and down-big cone (41), and cone (41) surface is the multiaspect cone with a plurality of planes.
4. outdoor day luminance detector according to claim 3, is characterized in that: the bottom of printing opacity head (4) is the multi-plane structure with a plurality of planes.
5. outdoor day luminance detector according to claim 2, is characterized in that: the top of printing opacity head (4) is up-small and down-big cone (41), and cone (41) is pyramid.
6. outdoor day luminance detector according to claim 4, is characterized in that: the bottom of printing opacity head (4) is the multi-plane structure with a plurality of planes.
7. outdoor day luminance detector according to claim 2, it is characterized in that: printing opacity head (4) is the polyhedron with a plurality of pointed cones, and this polyhedral top is up-small and down-big structure.
8. according to the outdoor day luminance detector described in the arbitrary claim of claim 2-7, it is characterized in that: the stationary installation (5) that is fixed on luminous intensity measurement point place is housed on printing opacity head (4).
9. outdoor day according to claim 8 luminance detector, it is characterized in that: stationary installation (5) comprises the reference column (51) being arranged on printing opacity head (4), with the elasticity centring ring (52) being tightly placed on reference column (51), reference column (51) is hollow structure, and the leaded light end of light pipe (3) is placed in reference column (51).
10. outdoor day according to claim 8 luminance detector, it is characterized in that: stationary installation (5) comprise be arranged on printing opacity head 4 with externally threaded double-screw bolt (53), with the nut (54) coordinating with double-screw bolt 53, double-screw bolt (53) is hollow structure, and the leaded light end of light pipe 3 is placed in double-screw bolt (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751490.XU CN203572573U (en) | 2013-11-26 | 2013-11-26 | Outdoor daylight illumination detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751490.XU CN203572573U (en) | 2013-11-26 | 2013-11-26 | Outdoor daylight illumination detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203572573U true CN203572573U (en) | 2014-04-30 |
Family
ID=50540300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320751490.XU Expired - Lifetime CN203572573U (en) | 2013-11-26 | 2013-11-26 | Outdoor daylight illumination detecting instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN203572573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865620A (en) * | 2016-05-16 | 2016-08-17 | 东莞市伟煌试验设备有限公司 | Xenon lamp light ray detection device |
-
2013
- 2013-11-26 CN CN201320751490.XU patent/CN203572573U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865620A (en) * | 2016-05-16 | 2016-08-17 | 东莞市伟煌试验设备有限公司 | Xenon lamp light ray detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Panyu District City, Guangzhou City, Guangdong province 511450 Lotus Street No. 26 Lu Sha Yongjin turtle Patentee after: GUANGDONG CORRECTITUDE POWER CURRENCY ELECTRIC Co.,Ltd. Address before: Panyu District City, Guangzhou City, Guangdong province 511450 Lotus Street No. 26 Lu Sha Yongjin turtle Patentee before: GUANGZHOU ZHENGLI GENERAL ELECTRIC CO.,LTD. |
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| CX01 | Expiry of patent term |
Granted publication date: 20140430 |
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| CX01 | Expiry of patent term |