CN203337534U - Characteristic spectrum experimental box of plants - Google Patents
Characteristic spectrum experimental box of plants Download PDFInfo
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- CN203337534U CN203337534U CN2013203346746U CN201320334674U CN203337534U CN 203337534 U CN203337534 U CN 203337534U CN 2013203346746 U CN2013203346746 U CN 2013203346746U CN 201320334674 U CN201320334674 U CN 201320334674U CN 203337534 U CN203337534 U CN 203337534U
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Abstract
The utility model relates to a characteristic spectrum experimental box of plants. The characteristic spectrum experimental box comprises a box body and a box door, wherein the box body is internally divided into a plurality of cultivation chambers which are optically isolated with each other through a plurality of partition plates; an LED (Light-emitting Diode) lamp panel is arranged on the top part of each cultivation chamber; an LED lamp set formed by the combination of a plurality of single-color LED light sources is arranged on each LED lamp panel; each cultivation chamber is internally provided with an illumination sensor, a temperature sensor, a humidity sensor, a temperature regulating device and a humidity regulating device respectively; an intelligent control device is arranged in the box body; the input end of the intelligent control device is connected with the illumination sensors, the temperature sensors and the humidity sensors respectively; the output end of the intelligent control device is connected with the single-color LED light sources, the temperature regulating devices and the humidity regulating devices respectively. The characteristic spectrum experimental box provided by the utility model can be used for carrying out a plant characteristic spectrum experiment method conveniently, and can provide experimental technologies and means for the study on plant physiology, lay the foundation for manufacturing a characteristic spectrum light source suitable for plant growth, and meet the demands of scientific research and production of modern agriculture.
Description
Technical field
The utility model relates to a kind of plant characteristics spectrum experiment case.
Background technology
All living things depend on the sun, and the importance of light to plant growth has been described.Plant is divided into sun plant, indeterminate plant and ombrophyte, and each Plants is different to the demand of sunlight.For each plant, it carries out photosynthesis its most suitable spectrum and intensity of illumination, and its characteristic spectrum is arranged.Along with scientific and technological progress, artificial light sources constantly develops, and wherein not only energy-conserving and environment-protective of LED light source, life-span are long but also spectrum is abundant, can send specific spectrum and be easy to the advantage such as control.In the selection of plant illumination light source, the LED lamp has been subject to domestic and international researchist's favor, and various countries have strengthened the LED illumination one after another in agricultural application R&D intensity, and correlative study has also verified that the relative conventional light source of LED light source can make plant obtain preferably upgrowth situation.
Because each Plants has oneself characteristic spectrum, how to make the application performance larger benefit of illumination on agricultural, the characteristic spectrum of studying each Plants becomes key.The method and apparatus of research plant characteristics spectrum is the biggest obstacle that plant characteristics spectrum is obtained in restriction.The utility model is exactly the needs for current research current research plant characteristics spectrum, has proposed corresponding research method and has designed and manufactured corresponding device.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of plant characteristics spectrum experiment method of conveniently carrying out to obtain the experimental box of plant characteristics spectrum.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of plant characteristics spectrum experiment case, comprise casing and chamber door, be divided into a plurality of mutual cultivating chambers every light by some layers of dividing plate in described casing, the top of described cultivating chamber is provided with the LED lamp plate, be laid with the LED lamp group formed by multiple monochromatic LED light source on described LED lamp plate, be respectively arranged with illuminance transducer, temperature sensor, humidity sensor, temperature control equipment and humidity control apparatus in each cultivating chamber; Be provided with intelligent controlling device in described casing, the input end of described intelligent controlling device is connected with illuminance transducer, temperature sensor and humidity sensor respectively, and output terminal is connected with monochromatic LED light source, temperature control equipment and humidity control apparatus respectively.
Further, the distribution of described multiple monochromatic LED light source adopts matrix structure, loop configuration or cowl lamp structure to form evenly or to approach uniform area source.
Further, when described multiple monochromatic LED light source adopts the cowl lamp structure distribution, described LED lamp plate bottom side is disposed with reflecting plate, light guide plate and light-diffusing film downwards to form uniform area source.
Further, described multiple monochromatic LED combination of light sources forms optical wavelength and intensity thereof and is the experimental light sources that adjustable and spectrum can cover the solar spectrums that are near the mark such as ultraviolet light, visible ray, infrared light.
Further, described intelligent controlling device adopts integrated circuit (IC) chip.
Further, described temperature control equipment adopts semiconductor chilling plate cultivating chamber is freezed or heat.
Further, described humidity control apparatus adopts ultrasonic humidifier to maintain the humidity of cultivating chamber.
Further, the damping device of described ultrasonic humidifier is arranged at outside casing, and described damping device passes into respectively in each cultivating chamber by the humidification pipeline of many parallel connections.
Further, the two side in described casing is respectively arranged with for the supporting clapboard both sides in order to push the support bar of dividing plate.
Further, be provided with a plurality of view windows corresponding to cultivating chamber on described chamber door and for opening and closing the sliding door of view window.
The utlity model has following beneficial effect: this plant characteristics spectrum experiment case has rational in infrastructure, easy to operate and controls the advantages such as flexible, conveniently carry out plant characteristics spectrum experiment method, be conducive to the carrying out of experiment and observe, for the research plant physiology provides experimental technique and means, and lay the foundation for manufacturing the characteristic spectrum light source that is applicable to plant growth, can meet the needs of scientific research and the production of modern agriculture.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
The accompanying drawing explanation
The plant characteristics spectrum experiment case schematic internal view that Fig. 1 is the utility model embodiment.
The outside schematic diagram of the plant characteristics spectrum experiment case that Fig. 2 is the utility model embodiment.
The monochromatic LED light source annular layout schematic diagram that Fig. 3 is the utility model embodiment.
The control system theory diagram that Fig. 4 is the utility model embodiment.
In figure: 1-monochromatic LED light source, 2-LED lamp plate, 3-dividing plate, 4-support bar, 5-temperature control equipment, 6-humidification pipeline, 7-chamber door, 8-view window, 9-sliding door, 10-damping device, 11-casing, 12-cultivating chamber.
Embodiment
As shown in Fig. 1 ~ 4, a kind of plant characteristics spectrum experiment case, comprise casing 11 and chamber door 7, be divided into a plurality of mutual cultivating chambers 12 every light by some layers of dividing plate 3 in described casing 11, the top of described cultivating chamber 12 is provided with LED lamp plate 2, be laid with the LED lamp group formed by multiple monochromatic LED light source 1 on described LED lamp plate 2, be respectively arranged with illuminance transducer, temperature sensor, humidity sensor, temperature control equipment 5 and humidity control apparatus in each cultivating chamber 12; Be provided with intelligent controlling device in described casing 11, the input end of described intelligent controlling device is connected with illuminance transducer, temperature sensor and humidity sensor respectively, and output terminal is connected with humidity control apparatus with monochromatic LED light source 1, temperature control equipment 5 respectively.
In the present embodiment, the distribution of described multiple monochromatic LED light source 1 can adopt matrix structure, annular (comprising circular and ellipse etc.) structure or cowl lamp structure to form evenly or to approach uniform area source; When multiple monochromatic LED light source 1 adopts the cowl lamp structure distribution, described LED lamp plate 2 bottom sides are disposed with reflecting plate, light guide plate and light-diffusing film downwards to form uniform area source.
In the present embodiment, described multiple monochromatic LED light source 1 is combined to form optical wavelength and intensity thereof and is the experimental light sources that adjustable and spectrum can cover the solar spectrums that are near the mark such as ultraviolet light, visible ray, infrared light, by multiple monochromatic LED light source 1 combination, can form and have and the light source of the corresponding plant characteristics spectrum same spectra experimental light sources as this plant.The power of various monochromatic LED light sources 1 can be identical or different, purpose is to form evenly or approaches uniform area source, the regulation and control of its light intensity not only can be realized by intelligent controlling device, and can adopt different LED numbers or the size of power to realize.
In the present embodiment, described intelligent controlling device is arranged at the top of casing 11, described intelligent controlling device adopts integrated circuit (IC) chip, be integrated with the LED constant-current drive circuit on described integrated circuit (IC) chip, the humiture governor circuit, the humiture collection circuit, the semiconductor refrigerating piece driving circuit, the ultrasonic humidifier driving circuit, illumination system control circuit etc., the light application time and the intensity that have realized various monochromatic LED light sources 1 are adjustable continuously, by start multiple monochromatic LED light source 1 simultaneously, combined, do the test experiments of complex light to plant growth response, realized functions such as the humiture collection of cultivating chamber 12 and temperature and humidity intelligent controls.
In the present embodiment, for the temperature and humidity that guarantees that plant growth is required, described temperature control equipment 5 adopts the refrigeration heating technique of semiconductor chilling plate freezed or heat cultivating chamber 12, when temperature semiconductor chilling plate refrigeration during higher than the temperature set, when temperature, by changing sense of current, make semiconductor chilling plate become heating plate so that cultivating chamber 12 is heated during lower than the temperature set; Described humidity control apparatus adopts the ultrasonic atomization technique of ultrasonic humidifier to maintain the humidity of cultivating chamber 12, the damping device 10 of described ultrasonic humidifier is arranged at outside casing 11, described damping device 10 passes into respectively in each cultivating chamber 12 by the humidification pipeline 6 of many parallel connections, makes the environment of each cultivating chamber 12 be consistent and not interfere with each other during cultivating.
In the present embodiment, two side in described casing 11 is respectively arranged with the support bar 4 for supporting clapboard 3 both sides, each layer of dividing plate 3 distributes and pushes in casing 11 to be separated into a plurality of cultivating chambers 12 along corresponding two parallel support bars 4 with drawer type, and described LED lamp plate 2 is installed on dividing plate 3 bottom sides with removably.For the ease of the observation experiment situation, be provided with a plurality of view windows corresponding to cultivating chamber 12 8 and the sliding door 9 for opening and closing view window 8 on described chamber door 7.
In the present embodiment, the plant characteristics spectrum experiment method of carrying out in plant characteristics spectrum experiment case is as follows: adopt the monochromatic light of different wave length to irradiate respectively the blade of plant, adopt spectral radiance to measure corresponding light intensity, adopt the photosynthesis rate of instrument for determining photosynthesis pilot blade, draw the relation of the corresponding light intensity of respective wavelength and photosynthesis of plant speed, obtain thus the characteristic spectrum of specified plant; Lighting source using the plant characteristics spectrum of acquisition as this plant, carry out cultivation experiments, obtains thus the relation of light source light application time and photosynthesis and output thereof.
In the present embodiment, this plant characteristics spectrum experiment method adopts spectral radiometer and instrument for determining photosynthesis to measure corresponding parameter, can obtain the relation of the light intensity of the speed of photosynthesis of plant and this wavelength, and then obtain the characteristic spectrum of each Plants, specifically carry out according to the following steps:
(1) will need the plant of experiment to be placed on a certain cultivating chamber 12 of above-mentioned plant characteristics spectrum experiment case, adopt the monochromatic light of certain half band-width to irradiate the blade of plant, and measure the light intensity at this blade place with spectral radiometer, measure its photosynthetic speed with instrument for determining photosynthesis again, the relation of the speed of acquisition photosynthesis of plant and the light intensity of this wavelength;
(2) change the wavelength repeating step (1) of light wave, obtain the relation of the speed of light intensity that a series of wavelength are corresponding and photosynthesis of plant, obtain thus the characteristic spectrum of specified plant;
(3) different plant repeating steps (1), step (2) are done to experiment, obtain the characteristic spectrum of various corresponding plants;
(4) adopt by multiple monochromatic LED combination of light sources and forms and have and the light source of the plant characteristics spectrum same spectra of step (1), step (2) the acquisition experimental light sources as this plant, carry out the plant culture experiment, obtain the relation of spectral illumination time and photosynthesis of plant speed and output thereof.
In the present embodiment, the monochromatic light of above-mentioned different wave length is the LED chip of selecting to launch specific wavelength, and it is carried out to package design, draws the LED light source that monochromaticity is strong; Be combined to form and have and the light source of the corresponding plant characteristics spectrum same spectra experimental light sources as this plant by multiple monochromatic LED light source 1.
In the present embodiment, above-mentioned employing spectral radiance measures the intensity of illumination of specified point, is under identical conditions, the emissive porwer of LED light source and the distance dependent of light source, can by the same plant of test in the intensity of illumination of diverse location blade.Adopt instrument for determining photosynthesis to test the photosynthetic efficiency of the plant leaf blade of corresponding light intensity, obtain the relation of corresponding light intensity and photosynthesis of plant efficiency under respective wavelength.Adopt integrated circuit (IC) chip to change the LED light source of lighting, thereby change the wavelength of light source.Repeat above-mentioned experiment, draw the characteristic spectrum of specified plant.
In the present embodiment, the experimental technique of the relation of above-mentioned testing light source light application time and photosynthesis and output thereof, adopt the lighting source of resulting plant characteristics spectrum as this plant, and plant is carried out to cultivation experiments.Experiment can be set as to several different time carries out, and utilizes timer to be controlled lighting the monochromatic time.By the time set, adopt the photosynthetic efficiency of instrument for determining photosynthesis test plant blade, obtain experimental result.
In the present embodiment, above-mentionedly starting multiple monochromatic LED light source 1 simultaneously and be combined to form combined wave length, is the mode of different wave length and brightness LED light source of lighting by integrated circuit (IC) chip.The illumination of monochromatic LED light source 1 is adjustable continuously, is to utilize LED to respond characteristic rapidly, regulates its ON time ratio by high-speed switch LED and realizes the adjusting (pulse-length modulation method) to brightness.By mcu programming, pulsewidth is set as to 20 gears, the corresponding specific LED light source brightness of each gear.Man-machine interactive system by the illumination system control circuit draws corresponding intensity of illumination and the combination of wavelength.
In the present embodiment, the method that above-mentioned employing semiconductor refrigerating and heating technique are freezed and heated cultivating chamber 12, be to utilize peltier effect, when direct current when two kinds of different conductive materials, a kind of phenomenon of heat release or heat absorption on node.Because peltier effect is reversible, when direction of current changes, cold junction and hot junction are commutative.Feedback information by Temperature Humidity Sensor changes by the electric current at semiconductor two ends, has realized refrigeration and heating function to cultivating chamber 12.
In the present embodiment, above-mentioned employing ultrasonic atomization technique maintains the method for the humidity of cultivating chamber 12, to convert electric energy to mechanical energy, under the electric oscillation signal function, the ultrasonic oscillator that makes to be immersed in water produces ultrasound wave, and this ultrasound wave is spread to water surface by the bottom, under the cavitation effect effect, the air that produces 3 ~ 5 microns water mist particles and circulation carries out the wet exchange of heat, reaches the purpose of humidification.
In the present embodiment, the function of the Temperature and Humidity Control to cultivating chamber 12 of above-mentioned employing, be by single-chip microcomputer is programmed, and adopts special-purpose controller and sensor single-chip microcomputer to be carried out to the feedback of information, realized intelligently the Temperature and Humidity Control to cultivating chamber 12.
In the present embodiment, the distribution of above-mentioned various monochromatic LED light sources 1 can be matrix structure, can be also annular (comprising circle, ellipse etc.) structure.In order to guarantee that LED can, in casing 11 interior lights according to evenly, line up specific structure by LED.Same color is one group, every group of four LEDs are connected with this, can obtain different quadrilateral structures, draw tetragonal diagonal line, known every lamp present position be on diagonal line without the lamp district center, four lamps standoff distance on four orientation is all identical, has farthest guaranteed homogeneity when monochromatic spectrum or complex spectrum irradiate.Adopt the monochromatic LED of equal-wattage or different capacity to carry out assembled arrangement, the controller formed by integrated circuit (IC) chip is realized adjustable even of light intensity or is approached uniform area source.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (10)
1. a plant characteristics spectrum experiment case, comprise casing and chamber door, it is characterized in that: in described casing, by some layers of dividing plate, be divided into a plurality of mutual cultivating chambers every light, the top of described cultivating chamber is provided with the LED lamp plate, be laid with the LED lamp group formed by multiple monochromatic LED combination of light sources on described LED lamp plate, be respectively arranged with illuminance transducer, temperature sensor, humidity sensor, temperature control equipment and humidity control apparatus in each cultivating chamber; Be provided with intelligent controlling device in described casing, the input end of described intelligent controlling device is connected with illuminance transducer, temperature sensor and humidity sensor respectively, and output terminal is connected with monochromatic LED light source, temperature control equipment and humidity control apparatus respectively.
2. plant characteristics spectrum experiment case according to claim 1 is characterized in that: the distribution of described multiple monochromatic LED light source adopts matrix structure, loop configuration or cowl lamp structure to form evenly or to approach uniform area source.
3. plant characteristics spectrum experiment case according to claim 2, it is characterized in that: when described multiple monochromatic LED light source adopts the cowl lamp structure distribution, described LED lamp plate bottom side is disposed with reflecting plate, light guide plate and light-diffusing film downwards to form uniform area source.
4. plant characteristics spectrum experiment case according to claim 1 and 2 is characterized in that: described multiple monochromatic LED combination of light sources forms optical wavelength and intensity thereof and is the experimental light sources that adjustable and spectrum can cover the solar spectrums that are near the mark such as ultraviolet light, visible ray, infrared light.
5. plant characteristics spectrum experiment case according to claim 1, is characterized in that: described intelligent controlling device employing integrated circuit (IC) chip.
6. plant characteristics spectrum experiment case according to claim 1 is characterized in that: described temperature control equipment adopts semiconductor chilling plate cultivating chamber is freezed or heat.
7. plant characteristics spectrum experiment case according to claim 1 is characterized in that: described humidity control apparatus adopts ultrasonic humidifier to maintain the humidity of cultivating chamber.
8. plant characteristics spectrum experiment case according to claim 7, it is characterized in that: the damping device of described ultrasonic humidifier is arranged at outside casing, and described damping device passes into respectively in each cultivating chamber by the humidification pipeline of many parallel connections.
9. plant characteristics spectrum experiment case according to claim 1 is characterized in that: the two side in described casing is respectively arranged with for the supporting clapboard both sides in order to push the support bar of dividing plate.
10. plant characteristics spectrum experiment case according to claim 1 is characterized in that: be provided with a plurality of view windows corresponding to cultivating chamber on described chamber door and for opening and closing the sliding door of view window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203346746U CN203337534U (en) | 2013-06-09 | 2013-06-09 | Characteristic spectrum experimental box of plants |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203346746U CN203337534U (en) | 2013-06-09 | 2013-06-09 | Characteristic spectrum experimental box of plants |
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| CN203337534U true CN203337534U (en) | 2013-12-11 |
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| CN2013203346746U Expired - Fee Related CN203337534U (en) | 2013-06-09 | 2013-06-09 | Characteristic spectrum experimental box of plants |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308459A (en) * | 2013-06-09 | 2013-09-18 | 福建农林大学 | Plant characteristic spectrum experimental box and experimental method thereof |
| CN103960088A (en) * | 2014-05-12 | 2014-08-06 | 北京林业大学 | LED lateral illumination program control cultivation box |
| CN109078659A (en) * | 2018-06-29 | 2018-12-25 | 安康学院 | Growth cabinet |
| CN112863317A (en) * | 2021-01-26 | 2021-05-28 | 南昌大学 | Optical experiment box with adjustable LED light source |
-
2013
- 2013-06-09 CN CN2013203346746U patent/CN203337534U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308459A (en) * | 2013-06-09 | 2013-09-18 | 福建农林大学 | Plant characteristic spectrum experimental box and experimental method thereof |
| CN103308459B (en) * | 2013-06-09 | 2015-05-06 | 福建农林大学 | Plant characteristic spectrum experimental method |
| CN103960088A (en) * | 2014-05-12 | 2014-08-06 | 北京林业大学 | LED lateral illumination program control cultivation box |
| CN103960088B (en) * | 2014-05-12 | 2016-11-23 | 北京林业大学 | A kind of LED lateral light is according to program control incubator |
| CN109078659A (en) * | 2018-06-29 | 2018-12-25 | 安康学院 | Growth cabinet |
| CN112863317A (en) * | 2021-01-26 | 2021-05-28 | 南昌大学 | Optical experiment box with adjustable LED light source |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20170609 |
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| CF01 | Termination of patent right due to non-payment of annual fee |