CN203413535U - Reflection-type natural lighting device with variable light intensity - Google Patents
Reflection-type natural lighting device with variable light intensity Download PDFInfo
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- CN203413535U CN203413535U CN201320562130.5U CN201320562130U CN203413535U CN 203413535 U CN203413535 U CN 203413535U CN 201320562130 U CN201320562130 U CN 201320562130U CN 203413535 U CN203413535 U CN 203413535U
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Abstract
The utility model relates to a reflection-type natural lighting device with variable light intensity. The reflection-type natural lighting device comprises a first plane mirror, a second plane mirror array, a main control circuit system and a lighting chamber, wherein the edge part of the upper surface of the first plane mirror is fixedly provided with a first illuminometer; the lighting chamber is provided with an entrance port, the entrance port of the lighting chamber is fixedly provided with a shading cylinder, and the shading cylinder is internally fixedly provided with a transmission surface; the top end part of the shading cylinder is fixedly provided with the second plane mirror array, and the lighting chamber is internally provided with a second illuminometer corresponding to the length direction of the shading cylinder. The reflection-type natural lighting device provided by the utility model has the advantages that abundant sunlight is divided into multiple unit volumes, the accuracy control on the system light intensity is realized by controlling existence of the multiple unit volumes, the sunlight of which the light intensity can not be regulated or controlled is utilized, and finally illumination conditions that the light intensity can be manually regulated and controlled, and a spectral component is real sunlight are achieved.
Description
Technical field
The utility model relates to a kind of multi-functional optical experimental device, the adjustable natural lighting device of especially a kind of reflection-type light intensity.
Background technology
The lighting device of the spectral component of simulated solar irradiation, various inspections, calibration, calibration process and the needed equipment of various Experiments of Optics always, because the optical instrument of a lot of outdoor applications, all must take into full account the response condition to sunshine spectrum, some optical instruments are usingd and are gathered specially, analyze and process sunshine as application purpose, therefore need the adjustable sun light lighting device of light intensity.
General conventional method is by the radiant energy outside the coloured light of various different wave lengths and visible ray, ratio with simulated solar spectrum, be superimposed and synthesize artificial sun light, to the wave band that wherein cannot directly provide, adopt the light of the contiguous wave band in these wave band both sides to merge to produce.
But sunshine itself is not the spectrum ratio of determining very much, owing to being subject to the impact of Atmospheric Absorption, reflection, refraction and bottom air agitation, the reflection of dust granules, scattering properties in air, the reflection of steam and cloud layer, absorption, and the existence of the situation such as terrestrial surface radiation and atmospheric counter radiation, in fact the composition of sunshine is constantly to change, and the ratio of each wave band is constantly in wave process.
In addition, the luminescent device of various different wave length coloured light, its stability and life-span may and inconsistent, be difficult to the steady operation that keeps long-term, even and the method that adopts coloured light to merge, the coloured light of indivedual wave bands remains and is difficult to obtain.The sunshine that manual simulation produces, can not change along with the variation of environmental condition, and can only represent a kind of comprehensive average spectral component, in needs true sun light lighting complicated and changeable, often cannot meet experiment demand.And at the outdoor true sun light lighting directly obtaining, its light intensity cannot manual adjustment, and its light intensity is constantly among change, and unstable.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of spectral component identical with sunshine, can also keep stabilized intensity the adjustable natural lighting device of reflection-type light intensity of flexible modulation light intensity magnitude as required.
The technical scheme providing according to the utility model, the adjustable natural lighting device of described reflection-type light intensity, it comprises the first plane mirror, the second plane reflection lens array, governor circuit system and illuminating chamber, top surface edge portion at the first plane mirror is fixed with the first illumination photometer, illuminating chamber has entrance port, place, entrance port at illuminating chamber is fixed with cone, in cone, be fixed with transmission plane, top ends at cone is fixed with the second plane reflection lens array, each mirror unit in the second plane reflection lens array is all connected by holding wire with governor circuit system, each mirror unit in the second plane reflection lens array all can overturn, in illuminating chamber and on the length direction of corresponding cone, be provided with the second illumination photometer, the first illumination photometer is connected by holding wire with governor circuit system, the second illumination photometer is connected by holding wire with governor circuit system.
The second illumination photometer is arranged in illuminating chamber and on the axis direction of corresponding cone.
All mirrors unit in described the second plane reflection lens array layout that is centrosymmetric.
Also be provided with turntable, three lifting shafts are installed on turntable, in the top ends of lifting shaft, be hinged with the first plane mirror; The rotating drive mechanism of described turntable is connected by holding wire with governor circuit system, and the lift drive mechanism of lifting shaft is connected by holding wire with governor circuit system.
Described transmission plane is made by the diffuse transmission material of high transmission rate.
The inwall of described illuminating chamber is made by the diffuse-reflective material of high reflectance.
The inwall of described cone is made by highly reflective material.
The utlity model has following advantage:
1, the utility model is divided into quantity of units one by one by a large amount of sunshines, by controlling having or nothing of some quantity of units, realize the accurate control to the logical light quantity of system, utilize the sunshine that cannot regulate and control light intensity originally, obtain that light intensity magnitude can artificial adjustment, the lighting condition that spectral component is true sunshine;
2, the utility model is numbered each the mirror unit in the second plane reflection lens array, and the order of numbering, according to centrosymmetric mode layout, is arranged from center to periphery successively, during upset mirror unit, upset successively in order, while going back to mirror unit, goes back to successively according to inverted sequence;
3, the utility model adopts governor circuit system, turntable and lifting shaft etc., control direction and the inclination angle of the first plane mirror or the first plane reflection lens array, make its height of following the sun and angle real time kinematics, keep reverberation to invest the second plane reflection lens array with changeless direction;
4, the utility model adopts the first illumination photometer and the second illumination photometer to form self feed back mechanism, and the brightness value that illumination photometer is collected inputs to governor circuit system, and logical light quantity is revised in real time, makes the illumination of area of illumination in illuminating chamber keep stable;
5, transmission plane of the present utility model adopts diffuse transmission material or optical material to make, and light can be transmitted on the area of illumination in illuminating chamber comparatively uniformly, avoids forming the speck of individualism one by one;
6, the utility model adopts the artificial light source of simulated solar spectrum as standby power source, when not needing the illumination light of true sunshine spectrum, at surround lighting, weak or rainy weather in the situation that, can provide illumination light with standby power source, make system possess the ability of all weather operations.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail.
The adjustable natural lighting device of this reflection-type light intensity, it comprises the first plane mirror 5, the second plane reflection lens array 6, governor circuit system 7 and illuminating chamber 4, top surface edge portion at the first plane mirror 5 is fixed with the first illumination photometer 1, illuminating chamber 4 has entrance port, place, entrance port at illuminating chamber 4 is fixed with cone 10, in cone 10, be fixed with transmission plane 3, top ends at cone 10 is fixed with the second plane reflection lens array 6, each mirror unit in the second plane reflection lens array 6 is all connected by holding wire with governor circuit system 7, each mirror unit in the second plane reflection lens array 6 all can overturn, in illuminating chamber 4 and on the length direction of corresponding cone 10, be provided with the second illumination photometer 2, the first illumination photometer 1 is connected by holding wire with governor circuit system 7, the second illumination photometer 2 is connected by holding wire with governor circuit system 7.
The second illumination photometer 2 is arranged in illuminating chamber 4 and on the axis direction of corresponding cone 10.
All mirrors unit in described the second plane reflection lens array 6 layout that is centrosymmetric.
Also be provided with turntable 9, three lifting shafts 8 are installed on turntable 9, in the top ends of lifting shaft 8, be hinged with the first plane mirror 5; The rotating drive mechanism of described turntable 9 is connected by holding wire with governor circuit system 7, and the lift drive mechanism of lifting shaft 8 is connected by holding wire with governor circuit system 7.
Described transmission plane 3 is made by the diffuse transmission material of high transmission rate.
The inwall of described illuminating chamber 4 is made by the diffuse-reflective material of high reflectance.
The inwall of described cone 10 is made by highly reflective material.
The utility model utilizes sunshine as primary light source, one or more plane mirror is set and forms the first plane mirror 5 or the first plane mirror 5 arrays, the first plane mirror 5 or the first plane mirror 5 arrays are controlled by master control electric-control system 7, turntable 9 and lifting shaft 8, can follow the height of the sun and direction and the angle of inclination that angle is adjusted self automatically, guarantee that reverberation incides on the second plane reflection lens array 6 with changeless angle all the time.
The second plane reflection lens array 6 is first as mirror by the fritter plane mirror of One's name is legion, according to certain sequence, forms annular, square or regular hexagon array elements, the final second plane reflection lens array that forms of numerous array elements.Each mirror unit in the middle of the second plane reflection lens array can overturn with the direction of fixing and fixing corner, the light that the first plane mirror 5 or the first plane mirror 5 arrays reflections are come, then reflex on transmission plane 3 with changeless direction.Each mirror unit in the second plane reflection lens array 6, all be provided with fixing sequence number, by master control electric-control system 7 according to the order of prior setting, size according to required logical light quantity, the mirror unit of overturning successively, the light of coming can be reflected by the first plane mirror 5 or the first plane mirror 5 arrays in mirror unit after upset, then reflects to transmission plane 3; When required logical light quantity increases, the more mirror that overturns is successively first, to increase logical light quantity; When required logical light quantity reduces, then according to contrary order, successively mirror unit is gone back to original attitude, to reduce logical light quantity.
Transmission plane 3 is made by the high diffuse transmission material of transmitance, as opal glass, or adopts optical material to make, and light can be tried one's best and through transmission plane 3, enter in shading illuminating chamber 4 uniformly, avoids seeing through transmission plane with isolated one by one speck.The shape of the second plane reflection lens array 6, transmission plane 3, illuminating chamber 4 entrance ports should be consistent or similar, and connected by the cone 10 with same cross-sectional shape, cone 10 inwalls select white highly reflective material to make, or be coated with white high reflectance coating, also can sticking flexible minute surface reflector.
Illuminating chamber 4 inwalls select white highly reflective material to make, or are coated with white high reflectance coating, to improve indoor illumination, but should not use specular reflective material.During use, in illuminating chamber 4, experimenter should wear white lab-gown, to reduce the impact on indoor illumination intensity.
On the first plane mirror 5 or the first plane mirror 5 arrays, the first illumination photometer 1 is set, measures the brightness value that primary light source provides, and with the brightness value recording, required logical light quantity is revised; At interior second illumination photometer 2 that arranges of illuminating chamber 4, measure the brightness value of illuminated area, and with the brightness value recording, required logical light quantity is revised.
The adjustable natural lighting device of reflection-type light intensity of the present utility model, comprise the first plane mirror 5 or the first plane mirror 5 arrays, the second plane reflection lens array 6, transmission plane 3, illuminating chamber 4, the first illumination photometer 1, the second illumination photometer 2, governor circuit system 7, lifting shaft 8 and turntable 9 be totally nine parts.First by the first plane mirror 5 or the first plane mirror 5 arrays by sunshine according to changeless angle reflection to the second plane reflection lens array 6, first according to the mirror of required logical light quantity upset respective amount by the second plane reflection lens array 6 again, reflect light on transmission plane 3, secondary reflection light transmission transmission plane 3 enters in illuminating chamber 4, required illumination is provided, and required logical light quantity is by measured value the calculating by governor circuit system 7 of the brightness value of user's appointment and the first illumination photometer 1, the second illumination photometer 2.Can obtain thus error is the natural lighting condition of the first reflective light intensity of single mirror, and mirror elemental area is less, and error is less; Total reflective surface area of mirror element array is larger, and the illumination upper limit that system provides is just larger, but be no more than the first plane mirror, receives illuminance through the illumination after repeatedly decaying; Decay comprises the reflection loss of plane mirror, transmission plane Transmission Attenuation, the reflection loss of system inwall etc.; In above-mentioned complete attenuation rate, fixedly in the situation that, the illumination upper limit that system provides depends on the luminous intensity of primary light source; In all small reflector units, all in unturned situation, surround lighting directly enters the formed illumination of illuminating chamber by transmission plane, is ' the dark illumination ' of system, while calculating required luminous flux, should first subtract after deducting this part dark illumination and calculate.
The utility model is controlled the first plane mirrors 7 by governor circuit system 7 and is followed the height of the sun and angle and rotate, to keep constant direction that reverberation is invested to the second plane reflection lens array 6; The method that rotation is followed in maintenance comprises 1, measures in real time height and the angle of the sun; 2, annual all moons of input, day, time, the altitude of the sun and the angle information that divide, make the first plane mirror by canned data automatic rotating, and per minutely do once correction.
Area of illumination 3 is arranged in the illuminating chamber 4 of sealing, and to get rid of the interference of extraneous various light, sealing illuminating chamber 4 can be room, van or simple and easy board house etc.
Claims (7)
1. the adjustable natural lighting device of reflection-type light intensity, it is characterized in that: it comprises the first plane mirror (5), the second plane reflection lens array (6), governor circuit system (7) and illuminating chamber (4), top surface edge portion at the first plane mirror (5) is fixed with the first illumination photometer (1), illuminating chamber (4) has entrance port, place, entrance port at illuminating chamber (4) is fixed with cone (10), in cone (10), be fixed with transmission plane (3), top ends at cone (10) is fixed with the second plane reflection lens array (6), each mirror unit in the second plane reflection lens array (6) is all connected by holding wire with governor circuit system (7), each mirror unit in the second plane reflection lens array (6) all can overturn, in illuminating chamber (4) and on the length direction of corresponding cone (10), be provided with the second illumination photometer (2), the first illumination photometer (1) is connected by holding wire with governor circuit system (7), the second illumination photometer (2) is connected by holding wire with governor circuit system (7).
2. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: described the second illumination photometer (2) is arranged in illuminating chamber (4) and on the axis direction of corresponding cone (10).
3. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: the layout that is centrosymmetric of all mirrors unit in described the second plane reflection lens array (6).
4. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: be also provided with turntable (9), three lifting shafts (8) are installed on turntable (9), in the top ends of lifting shaft (8), be hinged with the first plane mirror (5); The rotating drive mechanism of described turntable (9) is connected by holding wire with governor circuit system (7), and the lift drive mechanism of lifting shaft (8) is connected by holding wire with governor circuit system (7).
5. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: described transmission plane (3) is made by the diffuse transmission material of high transmission rate.
6. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: the inwall of described illuminating chamber (4) is made by the diffuse-reflective material of high reflectance.
7. the adjustable natural lighting device of reflection-type light intensity as claimed in claim 1, is characterized in that: the inwall of described cone (10) is made by highly reflective material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562130.5U CN203413535U (en) | 2013-09-10 | 2013-09-10 | Reflection-type natural lighting device with variable light intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562130.5U CN203413535U (en) | 2013-09-10 | 2013-09-10 | Reflection-type natural lighting device with variable light intensity |
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| Publication Number | Publication Date |
|---|---|
| CN203413535U true CN203413535U (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320562130.5U Expired - Lifetime CN203413535U (en) | 2013-09-10 | 2013-09-10 | Reflection-type natural lighting device with variable light intensity |
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| Country | Link |
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| CN (1) | CN203413535U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534401A (en) * | 2014-12-29 | 2015-04-22 | 上海德明医用设备工程有限公司 | Sunlight collection system |
| CN108826208A (en) * | 2018-05-25 | 2018-11-16 | 王玲 | Environment-friendly street lamp with underground sunlight introducing function |
| CN111856745A (en) * | 2019-04-30 | 2020-10-30 | 上海微电子装备（集团）股份有限公司 | Light irradiation device |
-
2013
- 2013-09-10 CN CN201320562130.5U patent/CN203413535U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534401A (en) * | 2014-12-29 | 2015-04-22 | 上海德明医用设备工程有限公司 | Sunlight collection system |
| CN108826208A (en) * | 2018-05-25 | 2018-11-16 | 王玲 | Environment-friendly street lamp with underground sunlight introducing function |
| CN111856745A (en) * | 2019-04-30 | 2020-10-30 | 上海微电子装备（集团）股份有限公司 | Light irradiation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |
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| CX01 | Expiry of patent term |