CN104296011A - LED plant illumination system - Google Patents
LED plant illumination system Download PDFInfo
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- CN104296011A CN104296011A CN201410576998.XA CN201410576998A CN104296011A CN 104296011 A CN104296011 A CN 104296011A CN 201410576998 A CN201410576998 A CN 201410576998A CN 104296011 A CN104296011 A CN 104296011A
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- seedling
- illumination system
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- plant illumination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
- A01G7/045—Electric or magnetic or acoustic treatment of plants for promoting growth with electric lighting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/045—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor receiving a signal from a remote controller
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention relates to an LED plant illumination system which comprises a base (1), a lamp body (2) and an outer frame (3) connected with the lamp body. The LED plant illumination system is characterized in that the outer frame is arch, the lamp body is suspended on the outer frame, and the lamp body can move along the outer frame. The lamp body is composed of a suspension rod (21) and an LED light source (22) arranged at the lower end of the suspension rod. Compared with the prior art, the LED plant illumination system has the following advantages: the growing environment of plants is highly simulated, and plants also can grow normally even in the indoor environment; the growing environment of the plants can be controlled intelligently, and the plants can be located in the environment most suitable for growth according to the requirement of a user whether in winter or in summer; the LED plant illumination system can be connected to the internet, time synchronization is conducted, and the internal and external time dissymmetry caused by power failures and the like is effectively avoided.
Description
Technical field
The present invention relates to field of LED illumination, specifically a kind of LED plant illumination system.
Background technology
Along with the progress with technology that improves constantly of living standard, the demand of people to fresh vegetables plant also constantly increases.Utilize greenhouse gardening technology can shorten the production cycle of plant and produce the vegetables in season of anti-season, to meet the demand of people.Suitable light and temperature is the necessary condition of plant production, adopt the vegetables of greenhouse gardening, often illuminance is not enough, particularly also be difficult to cold season in the winter time reach the suitable temperature of plant production, therefore can adopt artificially feed and auxiliary measure of heating, create the growth conditions that plant is suitable.
China 21 century previous decade progressively LED is applied in modern agricultural production field, due to it have that energy consumption is low, the life-span long and also can also according to crop need regulate light quality, light quantity, promote that crop production is grown, significantly improve yield and quality, therefore, the concern of people is just more and more received.
LED technology is widely used in technical field of lamps with the advantage of energy-conserving and environment-protective.Because LED lamp can send the light of specific wavelength, be developed to the LED plant illumination system for simulated solar irradiation.
Photoenvironment has good facilitation to vegeto-animal growth.Particularly under the complex spectrum environment of different frequency, growth efficiency and better quality.Further, there are some researches show, when different periods with different light application times and intensity reasonable change, vegeto-animal growing state can be better.Have made, the light of different wave length is different for the impact of photosynthesis of plant, the light that photosynthesis of plant needs, and wavelength is between 380 ~ 780 nanometers; And the royal purple light of wavelength between 380 ~ 520 nanometers and the blood orange light of wavelength between 610 ~ 780 nanometers maximum for photosynthesis contribution.
The wavelength that the wavelength that blue led sends sends at the blue light of 450 ran and red LED usually, at the ruddiness of 660 ran, just can provide the light needed for plant.Therefore, for the so-called plant illumination system of Promoting plant growth, more satisfactory selection is exactly use this two kinds of color combination, and blue luminous energy promotes greenery growth, and red light contributes to yielding positive results.So, to different plant, and go in its growth cycle to regulate ratio that is red and blue light, optimum growh effect can be reached.
But traditional LED plant illumination system is all fixedly installed, for a long time with solely angular illumination growing plants, the different parts of the plant of diverse location and even same strain plant is produced and grows unbalanced problem; And changeless intensity of illumination and illumination type, light application time are difficult to the growth demand adapting to different times plant.Meanwhile, LED light source works long hours and easily causes producing a large amount of heat energy, temperature can be caused to raise if heat does not distribute in time, is that light decay rises, intensity of illumination weakens, service life shortens, affect the growth of plant.And the heat that LED plant illumination system produces more can change the growing environment of plant.On the other hand, the intensity of the illumination of tradition LED plant illumination system only merely in natural imitation environment, and ignore the physiological conditions that the temperature of environment, relative humidity and suspended particulate substance can affect illumination and even plant, such as, when relative humidity is higher, the water smoke suspended will stop the light wave (as blue light, green glow, ultraviolet light etc.) that wavelength is shorter, and the luminous energy light that wavelength is shorter exactly that photosynthesis of plant can transform, the therefore too high photosynthesis that can suppress plant of relative humidity.But the starch that this situation is conducive in plant resolves into monosaccharide and disaccharide, be conducive to the mouthfeel improving plant.Therefore, how imitating the photoenvironment of the most applicable plant growth, is the popular research theme in modern agricultural technology.
Summary of the invention
For above-mentioned prior art, the technical problem to be solved in the present invention be to provide a kind of can the LED plant illumination system of efficient Promoting plant growth.
In order to solve the problem, LED plant illumination system of the present invention, the outside framework comprising pedestal, lamp main body and be connected with described lamp main body, described outside framework is arc, described lamp main body hangs on outside framework, and lamp main body can move along outside framework; Described lamp main body is made up of the LED light source of hanging stick and described hanging stick lower end.
As one preferred embodiment, the lamp plate of described LED light source is provided with the infrared LED chip that red LED chip, blue-light LED chip, UV LED chip and wavelength are 780-900nm, four kinds of light emitting diodes are staggered on lamp plate.
Its wavelength of infrared ray that described infrared LED chip produces can be preferably near 750nm.Affiliated LED chip can be selected and produce monochromatic LED chip, also can select the LED chip producing continuous wavelength.
As the attainable mode of one of the present invention, described four kinds of LED chip can comprise the reeded support of tool, the first chip, the second chip, pad and gold thread, pad diagonal angle is provided with power input solder joint and output solder joint, pad is arranged in the bottom of the groove of support, the light that the bottom design of the groove in support mainly enables chip send fully reflects, chip has positive and negative two electrodes, the first chip and the dislocation of the second chip are welded on the centre of pad.During by chips welding on pad, input solder joint on pad and the positive and negative electrode of the first chip are point-blank, the positive and negative electrode of output solder joint and the second chip is on another straight line and two straight line parallels, the negative pole of the first chip and the positive pole line of the second chip are perpendicular to two straight lines, and two straight line parallels are parallel with an edge of the groove bottom in support, vertical with another edge, groove bottom in support.
Pad input solder joint uses gold thread to be connected with the positive pole of the first chip, the negative pole of the first chip uses gold thread to connect with the positive pole of the second chip, the negative pole of the second chip uses gold thread to be connected with pad output solder joint, when using gold thread to connect, two gold threads that chip is connected with pad are perpendicular to the gold thread of two chip-in series, gold thread can be avoided like this to cover chip, and cause the problem of shading.
As one preferred embodiment, be provided with the slide rail of form fit with it inside described outside framework, described hanging stick is arranged on slide rail by slide block; Described slide block is connected with the push rod of a cylinder by a mechanical arm, and air cylinder driven slide block drives lamp main body to reciprocatingly slide along slide rail.Described mechanical arm is connected by a rotating shaft with described push rod, and the other end is connected with slide rail by rotating shaft.Described slide rail and slide block are commercially available prod.Described LED light source can adopt any one commercially available LED light source to realize, and for different plant variety, the LED chip producing various wavelength can be adopted to be assemblied to form.
In the present invention, except arc, described outside framework can be designed to the linear of level.In planting area, multiple above-mentioned plant illumination system can be set up, its lamp main body moves back and forth on slide rail, just can give uniform illumination from different angles to the plant of zones of different, effectively solves the problem that prior art lighting angle is single, uneven illumination is even.And movable LED light source has wider unit illuminated area, be conducive to the installation reducing LED light source in unit cultivated area.
Preferably, in described hanging stick, be provided with control circuit, described outside framework bottom centre position be provided with a signal transmitter unit (4), in described control circuit, be provided with signal receiving unit; Described control circuit also comprises the microprocessor and detection module that are electrically connected successively with LED light source, the signal output module be connected with microprocessor, signal receiving unit; Brightness detection unit, temperature detecting unit, humidity detection unit and digital compass is provided with in described detection module; Brightness adjusting unit, thermostat unit, humidity adjustment unit and alarm unit is provided with in described signal output module.
Preferably, light sensor is provided with in described brightness detection unit; Heat-sensitive sensor is provided with in temperature detecting unit; Humidity sensor is provided with in humidity detection unit; Magnetic field sensor is provided with in digital compass unit.
Preferably, described brightness adjusting unit comprises two or more and is connected on switch element between different electrical power positive pole and negative pole, and the control end of described switch element is connected with the A/D converting unit output port of microprocessor.
Preferably, described thermostat unit comprises two switch elements, blower fan and heaters, and wherein, described blower fan is connected with the A/D converting unit output port of microprocessor respectively by two switch elements with heater.
Preferably, described humidity adjustment unit is built-in with a tank, and described tank is connected with delivery port by a magnetic valve, and the control end of described magnetic valve is connected with the A/D converting unit output port of microprocessor, and described delivery port is an atomized water spray body.
Preferably, a timing circuit module be connected with described microprocessor is also comprised.
Preferably, also comprise the gsm communication module being built in control circuit, described gsm communication module is connected with extraneous internet wireless, and is connected by synchronous circuit with described timing circuit.Described gsm communication module can select any one existing gsm communication module to realize.
Preferably, described switch element is commercially available relay or triode or metal-oxide-semiconductor.
Preferably, described magnetic field sensor is commercially available two-dimensional magnetic field sensor, and its model is KMZ52.
The present invention also provides a kind of method utilizing described system to cultivate tobacco seedling, comprises following operation:
A. the tobacco seed choosing full grains is planted in seedbed, after every 1kg seed sprays 100mL vernalization liquid, every 6 hours successively with wavelength be 790-810nm Infrared irradiation 5min, be the UV-irradiation 30s of 200-315nm with wavelength, then after using the red light irradiation 30min of 650-670nm, shading is placed;
B., after seed germination, shading cultivation is 4-6cm to seedling length or grows 3 true leaves;
C. every 5 strain seedling spray 50mL taking root liquids, adopt the Infrared irradiation 3 hours of the blue light illumination 2 hours of 452-459nm, 830nm successively, until seedling grows more than 5 true leaves every 12 hours;
D. by sprigging in solid matrix, every 20cm
2solid matrix transplants 5 seedling;
E. used every 20 hours the blue light of 446-450nm to irradiate seedling 130min from side successively, the infrared light of 800-850nm irradiates seedling 200min from opposite side, the ruddiness of 680-700nm irradiates seedling 600min from top; Employing Infrared irradiation makes, and the root simultaneously to every seedling sprays nursery liquid 10mL.
Designer finds under study for action, at the different times of seed, seedling development, periodically utilizes the light treatment with irradiation of different wave length, can promote the carrying out of above-mentioned developmental process.And the seed/seedling of different growing stage is different to the light sensitive degree of different wave length.Design through designer, for seed should every 6 hours successively with wavelength be 790-810nm Infrared irradiation 5min, be the UV-irradiation 30s of 200-315nm with wavelength, use shading after the red light irradiation 30min of 650-670nm again, significantly can shorten the dormancy of tobacco seed, promote that it germinates at short notice.And through the seedling that the tobacco seed of this process is formed, its metabolism degree, cold tolerance are all obviously better than undressed seedling.Meanwhile, designer also finds, when adopting infrared light process seed, as contained the vernalization liquid of gold nanorods to seed, can promote above-mentioned effect further.Vernalization liquid can use gold nanorods to add deionized water and make, and also can adopt in existing vernalization nutrient solution, to add gold nanorods make.After seed germination, shading cultivation is 4-6cm to seedling length or grows 3 true leaves, and this process can consume the material stored in seed, makes it fully to be transported to seedling everywhere, is conducive to the growth of follow-up seedling root.And in the process of taking root seedling, adopted the Infrared irradiation 3 hours of the blue light illumination 2 hours of 452-459nm, 830nm successively every 12 hours, and can the sprouting of stimulated side root and growth, make seedling form vigorous root system at short notice.Vigorous root system is conducive to seedling surviving and shortening sending out of seedling after transplanting, improves its speed of growth, is embodied in Seedling Biomass growth rate through above-mentioned process higher than undressed seedling.Simultaneously well-developed root system is also conducive to strengthening seedling drought resisting, the adverse-resistant characteristic such as disease-resistant.After seedling replanting, periodically from different angles, the light irradiation seedling adopting different wave length, seedling can be made to become, and metabolism is vigorous, biomass accumulation is high, the strong sprout of strong stress resistance, is conducive to follow-up seedling cultivation.
Further, described vernalization liquid includes the gold nanorods of 0.01mg/L, the sodium thiosulfate of 2g/L; Described taking root liquid includes the tobacco root extract of the gold nanorods of 0.5mg/L, the potassium dihydrogen phosphate of 1g/L, the phosphorus pentoxide of 1g/L and 10g/L; Described tobacco root extract refers to the Tobacco Root of employing 1 weight portion, pulverizes as particle diameter is after the crushed material of 0.2-0.5mm, adds through grinding the suspension that the sterilized water of 5 weight portions is mixed into; Described nursery liquid contains the gold nanorods that 0.02mg/ rises.
In seedling rooting process, apply the taking root liquid containing gold nanorods to it, the effect of Infrared irradiation can be improved further, promote the growth of root system.And gold nanorods does not have bio-toxicity, the existence of trace gold nanometer rods there is no impact to plant growth, does not also pollute the environment.The present invention applies tobacco root extract to the seedling taken root especially, and this extract is the suspension will made after tobacco root pulverizing, grinding.Above-mentioned tobacco root extract can significantly improve root growth speed, also has the disease resistance strengthening tobacco seedling, especially to the resistance of bacterial wilt, in the plantation of follow-up tobacco is cultivated, and not easy infection bacterial wilt.Pulverizing of the present invention, grinding operation all can adopt prior art 10 years.The reagent such as gold nanorods of the present invention, sodium thiosulfate all can adopt existing techniques in realizing.In seedling raising process, the present invention's other operations NM all can adopt existing techniques in realizing.
Compared with prior art, tool of the present invention has the following advantages:
One, high emulation plant growing environment, even if under unglazed environment, plant also can normal growth.
Two, Based Intelligent Control is carried out to the growing environment of plant, according to plant growth needs, the environment that optimum grows can be provided.
Three, can internet be connected to, carry out time synchronized, effectively avoid because of the reasons such as power down cause inside and outside the time asymmetric.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is control circuit system block diagram of the present invention.
Fig. 3 is brightness adjusting unit internal circuit diagram of the present invention.
Fig. 4 is thermostat unit internal circuit diagram of the present invention.
Fig. 5 is humidity adjustment unit internal circuit diagram of the present invention.
Fig. 6 is slide block partial enlarged drawing of the present invention.
Fig. 7 is the longitudinal sectional drawing of slide block of the present invention.
Fig. 8 is the upward view of LED light source of the present invention.
Detailed description of the invention
In order to allow those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further elaborated.
Embodiment 1
The present embodiment as shown in Figure 1, a kind of LED plant illumination system, the outside framework 3 comprising pedestal 1, lamp main body 2 and be connected with described lamp main body 2, described outside framework 3 is arc, described lamp main body 2 hangs on outside framework 3, and lamp main body 2 can move along outside framework 3; Described lamp main body 2 is made up of the hanging stick 21 of built-in control circuit and the LED light source 22 of described hanging stick 21 lower end, described outside framework 3 bottom centre position is provided with a signal transmitter unit 4, is provided with signal receiving unit 5 in described control circuit.Signal transmitter unit 4 is connected with signal receiving unit 5 radio communication.
Preferably, as shown in Figure 8, the lamp plate 7 of LED light source 22 described in the present embodiment is provided with red LED chip and blue-light LED chip and UV LED chip, three kinds of light emitting diodes 8 are staggered on lamp plate 7.
Preferably, as shown in Figure 6 and Figure 7, be provided with the slide rail 31 of form fit with it inside outside framework 3 described in the present embodiment, described hanging stick 21 is arranged on slide rail 31 by slide block 32; Described slide block 32 is connected by the push rod 341 of a mechanical arm 33 with a cylinder 34; Described mechanical arm is connected by a rotating shaft 342 with described push rod, and the other end is connected with slide rail by rotating shaft.
As shown in Figure 2, described control circuit comprises the microprocessor 61 and detection module 62 that are electrically connected successively with LED light source, the signal output module 63, the signal receiving unit that are connected with microprocessor 61; Brightness detection unit 621, temperature detecting unit 622, humidity detection unit 623 and digital compass 624 is provided with in described detection module 62; Brightness adjusting unit 631, thermostat unit 632, humidity adjustment unit 633 and alarm unit 634 is provided with in described signal output module 63.
After placing plant illumination system, microprocessor 61 reads the signal that digital compass 624 feeds back, and judges whether magnetic direction is vertical relation with the relative position of overarm bar, if not vertical relation, then exports the signal of telecommunication to alarm unit 634.By the relative position of signal transmitter unit and signal receiving unit, judge the angular relationship formed between lamp main body and plant, and this angular relationship and time correlation are joined, thus realize the emulation sun being risen in east and drop in west to this natural phenomena, to improve the uniformity of plant illumination.
Light sensor is provided with in brightness detection unit 621; Heat-sensitive sensor is provided with in temperature detecting unit 622; Humidity sensor is provided with in humidity detection unit 623; Magnetic field sensor is provided with in digital compass 624 unit.
Magnetic field sensor is two-dimensional magnetic field sensor, and its model is KMZ52.
Brightness adjusting unit 631 comprises two or more and is connected on switch element between different electrical power positive pole and negative pole, and the control end of switch element is connected with the A/D converting unit output port of microprocessor 61, specifically as shown in Figure 3.
When light sensor detects extraneous different light rays intensity, different resistances can be shown, inform the output port output signal of telecommunication that microprocessor 61 is different to correspondence, thus closed corresponding switch element, realize the adjustment to intensity of illumination.
Thermostat unit 632 comprises two switch elements, blower fan and heaters, and wherein, blower fan is connected with the A/D converting unit output port of microprocessor 61 respectively by two switch elements with heater, specifically as shown in Figure 4.
When heat-sensitive sensor is to extraneous different temperatures, different resistances can be shown, inform the output port output signal of telecommunication that microprocessor 61 is different to correspondence, thus closed corresponding switch element, realize the adjustment to temperature.When temperature is too high, opens blower fan, environment is lowered the temperature; When the temperature is too low, heater, makes environment be heated up.
Humidity adjustment unit 633 is built-in with a tank, and described tank is connected with delivery port by a magnetic valve, and the control end of magnetic valve is connected with the A/D converting unit output port of microprocessor 61, and delivery port is an atomized water spray body, specifically as shown in Figure 5.
When humidity sensor is to extraneous different temperatures, different resistances can be shown, inform the output port output signal of telecommunication that microprocessor 61 is different to correspondence, thus closed corresponding switch element, realize the adjustment to humidity.When humidity is too low, opens solenoid valve, makes tank can be sprayed by water smoke by delivery port.
Switch element is relay or triode or metal-oxide-semiconductor, and in the present embodiment, switch element is relay, and the coil control end of relay is connected with the A/D converting unit output port of microprocessor 61.It should be noted that, those skilled in the art can realize the displacement of relay and triode or metal-oxide-semiconductor according to prior art and the experience of himself, do not repeat them here.
Also comprise a timing circuit 64 be connected with microprocessor 61, and be built in the gsm communication module 65 of control circuit, gsm communication module 65 is connected with extraneous internet wireless, and is connected by synchronous circuit 66 with timing circuit 64.It should be noted that, the gsm communication module 65 of indication, synchronous circuit 66 and timing circuit 64 are those skilled in the art and just can realize according to prior art or himself experience herein.
Described timing circuit 64 can select any one existing timing circuit 64 to realize.
The operation principle of LED plant illumination system is as follows:
S1. be connected to by computer the relevant parameter that microprocessor enters default natural mode and intelligent mode.
Wherein, natural mode comprises, and spring, summer, autumn and winter four spermotype, with 1 year for periodic transformation.
Under natural mode, the difference between different subpattern is only the setting of the corresponding relation of angulation and time between LED lamp source and plant and temperature, humidity.
The definition of angle: the light of LED light source direct projection to plant and the angle of horizontal plane.Wherein, the calculating parameter of angle is obtained by signal transmitter unit and signal receiving unit.
The setting of each parameter under table one natural mode
The average data in the somewhere, data bit south chosen in the present embodiment.
The translational speed of LED light source according to the relation uniform motion of time and angle, the time range do not occurred in table, LED light source is closed, as: the 18:00-6:00 period in spring, LED light source is closed; The pace of change of temperature at the uniform velocity changes according to data in table, and excursion covers one day 24 hours.
Under intelligent mode, need the optimum growing environment parameter that placed plant is set.
S2. system electrification initializes and opens LED light source;
The position of LED light source is returned to east, and the determination of particular location is determined by digital compass.
S3. determine whether natural mode, if so, enter natural mode, otherwise enter intelligent mode;
If S4. enter natural mode, gsm module sends the request of reading time to internet;
S5. internet sends current time information to gsm module;
S6. judge belonging to current time season, and enter corresponding Seasonal Model;
As, whole when current time is 2014 on September 1, afternoon 12, then when judged result is autumn 12, read the humiture information in autumn in form, adjustment LED light source position is peak, and starts to move toward west.LED plant illumination system changes according to time adjustment in such a mode, until power-off stops.
If S7. enter intelligent mode, disconnect all modules joined with time correlation, only according to the environmental factor in the external world and place plant optimum growing environment parameter adjust.LED plant illumination system continuous firing in such a mode, until power-off stops.
In this process, lamp main body 2 moves in time.Difference is, under intelligent control mode, it is relevant that intensity of illumination only looks after intensity to the external world, and play light filling effect, lamp main body at the uniform velocity moves back and forth; Under self-sow pattern, intensity of illumination changes in time, and in twenty four hours only above plant through once, time-division lights dim is until extinguish at dusk.
It should be noted that, in the present embodiment, do not launch the place of carrying out setting forth in detail, being those skilled in the art can realize according to existing common practise and practical experience.
Plant cultivation measure of merit one
This test select Cruciferae cabbage (
brassica oleracea var. capitata) carry out.
Select 20 strain quality (fresh weight) to be the cabbage seedling of 50-60g, be planted in 0.3m respectively
3commercially available fertile soil in.Choosing wherein 10 strain seedling is placed in outdoor (southern china coastal cities, July-September) as a control group, is placed in the darkroom of ventilation by another 10 strain seedling, and in darkroom, arranges the illumination system in an embodiment of the present invention 1 as experimental group.Wherein, described LED light source is commercially available rectangle LED luminous plaque, and its clean light-emitting area is 20cm
2, can produce that wavelength is 380 ~ 520nm, intensity is the illumination of 3000-7780lx.According to existing technology, 20 strain seedling topdressed, irrigate, the operation such as deinsectization.The average quality of test in every 20 days experimental group, control group.Its result is as table 2:
Table 2
| Group | (average quality/g) on the 20th | (average quality/g) on the 40th | (average quality/g) on the 60th | (average quality/g) on the 80th |
| Experimental group | 68 | 131 | 199 | 300 |
| Control group | 70 | 130 | 210 | 300 |
Plant cultivation measure of merit two
This test select equally Cruciferae cabbage (
brassica oleracea var. capitata) carry out.
Under intelligent mode, the suitable growth ambient parameter of cabbage need be first set.Wherein, preference temperature is set to 17 DEG C ~ 20 DEG C, and the relative humidity of suitable soil is 70% ~ 80%.
Operation principle is: when environment temperature is lower than 17 DEG C, heater, when being heated to 18 DEG C, stops heating; When environment temperature is higher than 20 DEG C, open blower fan, when temperature is down to 19 DEG C, blower fan quits work.When humidity lower than 60% time, open battery valve, start spray, increase humidity until when humidity reaches 75%, stop watering.
Select 20 strain quality (fresh weight) to be the cabbage seedling of 50-60g, be planted in 0.3m respectively
3commercially available fertile soil in.Choosing wherein 10 strain seedling is placed in outdoor (southern china coastal cities, July-September) as a control group, is placed in plastic greenhouse using another 10 strain seedling as experimental group, wherein the indoor illumination system be provided with in an embodiment of the present invention 1.Wherein, described LED light source is commercially available rectangle LED luminous plaque, and its clean light-emitting area is 20cm
2, can produce that wavelength is 380 ~ 520nm, intensity is the illumination of 3000-7780lx.According to existing technology, 20 strain seedling topdressed, irrigate, the operation such as deinsectization.The average quality of test in every 20 days experimental group, control group.Its result is as table 3:
Table 3
| Group | (average quality/g) on the 20th | (average quality/g) on the 40th | (average quality/g) on the 60th | (average quality/g) on the 80th |
| Experimental group | 68 | 220 | 350 | 510 |
| Control group | 70 | 130 | 210 | 300 |
Embodiment 2
Adopt the system of embodiment 1, cultivate tobacco seedling.
Specifically comprise the following steps:
Comprise following operation:
A. the tobacco seed choosing full grains is planted in seedbed, after every 1kg seed sprays 100mL vernalization liquid, every 6 hours successively with wavelength be 800nm Infrared irradiation 5min, be the UV-irradiation 30s of 260nm with wavelength, then to place with shading after the red light irradiation 30min of 650nm;
B., after seed germination, shading cultivation is 4-6cm to seedling length;
C. every 5 strain seedling spray 50mL taking root liquids, adopt the Infrared irradiation 3 hours of the blue light illumination 2 hours of 455nm, 830nm successively, until seedling grows more than 5 true leaves every 12 hours;
D. by sprigging in solid matrix, every 20cm
2solid matrix transplants 5 seedling;
E. the blue light every 20 hours successively with 450nm irradiates the ruddiness of seedling 200min, 690nm from top irradiation seedling 600min from the infrared light of side irradiation seedling 130min, 820nm from opposite side; When adopting Infrared irradiation, the root simultaneously to every seedling sprays nursery liquid 10mL.
Described vernalization liquid includes the gold nanorods of 0.01mg/L, the sodium thiosulfate of 2g/L; Described taking root liquid includes the tobacco root extract of the gold nanorods of 0.5mg/L, the potassium dihydrogen phosphate of 1g/L, the phosphorus pentoxide of 1g/L and 10g/L; Described tobacco root extract refers to the Tobacco Root of employing 1 weight portion, pulverizes as particle diameter is after the crushed material of 0.2-0.5mm, adds through grinding the suspension that the sterilized water of 5 weight portions is mixed into; Described nursery liquid contains the gold nanorods that 0.02mg/ rises.
The Tobacco Seed Germination time is added up.Select 100 seeds, adopt the method process of embodiment 2, seed germination rate (seed rate that cotyledon launches completely) in every 10 hours, its result is as table 4.
Table 4
| Time | 10 hours | 20 hours | 30 hours | 40 hours | 50 hours | 60 hours |
| Germination rate | 0% | 15% | 30% | 55% | 81% | 93% |
Select 100 strains to be the seedling of 4-6cm through the above-mentioned height that embodiment 2 processes, the weight of every 24 hours the tests lateral root number of seedling, the total length of root system and root systems, and obtain the mean value of each strain seedling, its result is as table 5.
Table 5
| Project/time | 24 hours | 48 hours | 72 hours | 96 hours | 120 hours | 144 hours |
| Average lateral root number/root | 3 | 5 | 8 | 9 | 15 | 20 |
| Average overall length/the cm of root system | 10 | 18 | 39 | 61 | 94 | 137 |
| Root system average weight/g | 1 | 5 | 11 | 23 | 56 | 87 |
Choose the seedling had more than 5 true leaves that 100 strains process through embodiment 2, within every 2 days, test the weight of whole strain plant, and calculate the average weight of every strain seedling, its result is as table 6.
Table 6
| Time/day | 2 | 4 | 6 | 8 | 10 | 12 |
| Weight/g | 120 | 230 | 370 | 620 | 850 | 1390 |
The above is better embodiment of the present invention, not does any pro forma restriction to the present invention.It should be noted that; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (9)
1. a LED plant illumination system, the outside framework (3) comprising pedestal (1), lamp main body (2) and be connected with described lamp main body, it is characterized in that: described outside framework is arc, and described lamp main body hangs on outside framework, and lamp main body can move along outside framework; Described lamp main body is made up of the LED light source (22) of hanging stick (21) and described hanging stick lower end.
2. LED plant illumination system according to claim 1, it is characterized in that: the lamp plate (7) of described LED light source (22) is provided with the infrared LED chip that red LED chip, blue-light LED chip, UV LED chip and wavelength are 780-900nm, four kinds of light emitting diodes (8) are staggered on lamp plate (7).
3. LED plant illumination system according to claim 1 and 2, is characterized in that: described outside framework (3) inner side is provided with the slide rail (31) of form fit with it, and described hanging stick (21) is arranged on slide rail (31) by slide block (32); Described slide block (32) is connected with the push rod (341) of a cylinder (34) by a mechanical arm (33); Described mechanical arm is connected by a rotating shaft (342) with described push rod, and the other end is connected with slide rail by rotating shaft.
4. LED plant illumination system according to claim 3, it is characterized in that: in described hanging stick, be provided with control circuit, described outside framework bottom centre position is provided with a signal transmitter unit (4), in described control circuit, is provided with signal receiving unit (5); Described control circuit also comprises the microprocessor (61) and detection module (62) that are electrically connected successively with LED light source, the signal output module be connected with microprocessor (63); Brightness detection unit (621), temperature detecting unit (622), humidity detection unit (623) and digital compass (624) is provided with in described detection module; Brightness adjusting unit (631), thermostat unit (632), humidity adjustment unit (633) and alarm unit (634) is provided with in described signal output module.
5. LED plant illumination system according to claim 3, is characterized in that, be provided with light sensor in described brightness detection unit; Heat-sensitive sensor is provided with in temperature detecting unit; Humidity sensor is provided with in humidity detection unit; Magnetic field sensor is provided with in digital compass unit; Described brightness adjusting unit comprises two or more and is connected on switch element between different electrical power positive pole and negative pole, and the control end of described switch element is connected with the A/D converting unit output port of microprocessor.
6. LED plant illumination system according to claim 4, it is characterized in that, described thermostat unit comprises two switch elements, blower fan and heaters, and wherein, described blower fan is connected with the A/D converting unit output port of microprocessor respectively by two switch elements with heater.
7. LED plant illumination system according to claim 5, it is characterized in that, described humidity adjustment unit is built-in with a tank, described tank is connected with delivery port by a magnetic valve, the control end of described magnetic valve is connected with the A/D converting unit output port of microprocessor, and described delivery port is an atomized water spray body; Also comprise a timing circuit be connected with described microprocessor (64) and be built in the gsm communication module (65) of control circuit, described gsm communication module is connected with extraneous internet wireless, and is connected by synchronous circuit (66) with described timing circuit module; LED plant illumination system according to claim 7, is characterized in that, described switch element is relay or triode or metal-oxide-semiconductor; LED plant illumination system according to claim 8, it is characterized in that, described magnetic field sensor is two-dimensional magnetic field sensor, its model is KMZ52.
8. utilize any one of claim 1-7 system to cultivate a method for tobacco seedling, comprise following operation:
A. the tobacco seed choosing full grains is planted in seedbed, after every 1kg seed sprays 100mL vernalization liquid, every 6 hours successively with wavelength be 790-810nm Infrared irradiation 5min, be the UV-irradiation 30s of 200-315nm with wavelength, then after using the red light irradiation 30min of 650-670nm, shading is placed;
B., after seed germination, shading cultivation is 4-6cm to seedling length or grows 3 true leaves;
C. every 5 strain seedling spray 50mL taking root liquids, adopt the Infrared irradiation 3 hours of the blue light illumination 2 hours of 452-459nm, 830nm successively, until seedling grows more than 5 true leaves every 12 hours;
D. by sprigging in solid matrix, every 20cm
2solid matrix transplants 5 seedling;
E. used every 20 hours the blue light of 446-450nm to irradiate seedling 130min from side successively, the infrared light of 800-850nm irradiates seedling 200min from opposite side, the ruddiness of 680-700nm irradiates seedling 600min from top; When adopting Infrared irradiation, the root simultaneously to every seedling sprays nursery liquid 10mL.
9. method according to claim 8, is characterized in that: described vernalization liquid includes the gold nanorods of 0.01mg/L, the sodium thiosulfate of 2g/L; Described taking root liquid includes the tobacco root extract of the gold nanorods of 0.5mg/L, the potassium dihydrogen phosphate of 1g/L, the phosphorus pentoxide of 1g/L and 10g/L; Described tobacco root extract refers to the Tobacco Root of employing 1 weight portion, pulverizes as particle diameter is after the crushed material of 0.2-0.5mm, adds through grinding the suspension that the sterilized water of 5 weight portions is mixed into; Described nursery liquid contains the gold nanorods that 0.02mg/ rises.
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