CN202756957U - LED fill light for plants - Google Patents

LED fill light for plants Download PDF

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Publication number
CN202756957U
CN202756957U CN201220365374XU CN201220365374U CN202756957U CN 202756957 U CN202756957 U CN 202756957U CN 201220365374X U CN201220365374X U CN 201220365374XU CN 201220365374 U CN201220365374 U CN 201220365374U CN 202756957 U CN202756957 U CN 202756957U
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CN
China
Prior art keywords
led
lamp
plants
light
circuit board
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201220365374XU
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Chinese (zh)
Inventor
杨再强
李永秀
罗延庆
江晓东
张继波
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Nanjing University of Information Science and Technology
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Nanjing University of Information Science and Technology
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Priority to CN201220365374XU priority Critical patent/CN202756957U/en
Application granted granted Critical
Publication of CN202756957U publication Critical patent/CN202756957U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to greenhouse light fill-in equipment for plants, in particular to an LED fill light for plants. The LED fill light comprises a power source, a circuit board, a heat radiation panel and an LED lamp unit. The LED lamp unit comprises red-light lamps and infrared lamps which are arranged orthogonally on the circuit board. The circuit board, the heat radiation board and the LED lamp unit are packaged in an aluminum housing, and an electric fan is mounted on the aluminum housing. The LED plant fill light can emit light in two uniformly mixed colors, synthesis of chlorophyll extracted from plants is benefited, the heat radiation board is mounted on the back side of the circuit board, faults of the LED fill light due to high power and high heating quantity are avoided, the aluminum housing is waterproof and anti-fog, so that the LED fill light for plants is applicable to a humid environment in a green house.

Description

A kind of LED light supplementing lamp for plants
Technical field
The utility model relates to a kind of hothouse plants light filling equipment, especially a kind of LED light supplementing lamp for plants.
Background technology
At present, the hothouse plants light compensating lamp is fluorescent lamp, incandescent lamp, sodium vapor lamp and iodine-tungsten lamp etc. mostly, and there are the problems such as the high release heat of energy consumption is large, spectral component is single in these light compensating lamps, known LED light supplementing lamp for plants is made of the LED of single wavelength usually, and the LED light supplementing lamp for plants of single wavelength can not satisfy the light filling demand of plant.The light supplementing lamp for plants that has the LED that utilizes two kinds of different wave lengths to make in the existing patent " LED semiconductor plant light supplement lamp " (patent No. 200820088586.1), but the number of two kinds of wavelength LED is identical in this light compensating lamp, and the spectrum of two kinds of LED is respectively blue light (spectrum peak is 450nm) and blood orange light (spectrum peak is 650nm), also there is the narrow defective of light compensating lamp spectral region in this light supplementing lamp for plants: (1) light spectrum is between 450-650nm, and plant carries out photosynthetic spectral region at 400-760nm.(2) blue light and blood orange light random alignment, 2 kinds of light mix inhomogeneous.(3) the lamp group does not have radiator, easily breaks down when the power golf calorific value is large.
At present, studies confirm that different ruddiness and far-red light ratio have important regulative to growth and development of plants, the light quality constituent adjustment is the important directions of protected crop environment Regulating study in recent years.Plant absorbing spectrum tool is selective, the different light medium composition to phytomorph build up, the regulating action of photosynthesis and metabolism is different.In recent years, utilize the ratio (R/FR value) of ruddiness and far-red light in the spectral component regulate that protected crop grows and the research of quality extremely Chinese scholars pay close attention to, light quality is regulated advantages such as having energy-saving and environmental protection, meets the developing direction of industrialized agriculture " high-quality, efficient, ecological, safety ".The process of blooming is regulated by ruddiness-far-red light acceptor and blue light-black light acceptor jointly.The physiology courses such as different R/FR values are synthetic to plant chlorophyll, leaf gas exchanges, Rubisco enzyme and activities ofPSⅡ all have regulating and controlling effect.Flowering of plant also is subjected to the phytochrome (adjusting of PhyA ~ E) sooner or later, if overexpression PhyA in the plant then can Blooming, overexpression PhyB is late blooming then, and PhyB and R/FR value are closely related, and the increase of R/FR value is conducive to the synthetic of crop leaf chlorophyll b.The R/FR value is gone back adjustable vane pore quantity, through the chrysanthemum of red light irradiation, and the pore negligible amounts, single stomatal size is larger, and far-red light processing pore quantity is more, stomatal size is less.Ruddiness can reduce the content of plant endogenous gibberellins (GA), thereby reduces panel length and plant height, and far-red light (FR) can improve the content of gibberellin, increases panel length.Therefore, make the better coordinate plant growth growth of LED lamp with R/FR value.
Yet the LED that how to produce different ruddiness and far-red light ratio is the technical barrier in producing and using.
The utility model content
Technical problem to be solved in the utility model is the deficiency for the above-mentioned background technology, and a kind of LED light supplementing lamp for plants is provided.
The present invention adopts following technical scheme for solving the problems of the technologies described above:
A kind of LED light supplementing lamp for plants comprises power supply, circuit board, LED lamp group, and LED lamp group comprises red LED lamp, the far-red light LED lamp of orthogonal arrangement on circuit board.
Further, in the LED lamp group of described a kind of LED light supplementing lamp for plants: be connected with power supply after the LED unit parallel connection that each row LED lamp is composed in series.
Further, in described a kind of LED light supplementing lamp for plants, LED is in series with current-limiting resistance in the unit.
Further, in described a kind of LED light supplementing lamp for plants, back of circuit board is provided with heat sink.
Further, described a kind of LED light supplementing lamp for plants also comprises: be installed in the outer fan of housing.
Further, in described a kind of LED light supplementing lamp for plants, the power supply output amplitude is that direct current, the amplitude of 12V is the direct current of 3V-18V.
Further, in described a kind of LED light supplementing lamp for plants, circuit board, LED lamp group, heat sink all are encapsulated in the aluminium casing, and fan is installed in outside the aluminium casing.
The present invention adopts technique scheme, has following beneficial effect: two kinds of color lights that mix are conducive to plant and carry the synthetic of Determination of Chlorophyll; At back of circuit board heat sink is installed, has avoided the LED light compensating lamp when the power golf calorific value is large, to break down; Aluminium mass shell body is waterproof and droplet better, so that described LED light supplementing lamp for plants is fit to the greenhouse wet environment.
Description of drawings
Fig. 1 is the composition schematic diagram of LED light compensating lamp.
Fig. 2 is the schematic diagram of LED lamp group orthogonal arrangement.
Fig. 3 is the schematic diagram of Power supply.
Fig. 4 is the connecting circuit figure of each LED unit.
The specific embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is elaborated:
LED light compensating lamp as shown in Figure 1 comprises: power supply, circuit board, heat sink, LED lamp group, fan.LED lamp group comprises red globe lamp, the far-red light lamp of orthogonal arrangement.
In the manufacture method of LED light supplementing lamp for plants, different according to the synthetic requirement to the R/FR value of different protected crop Determination of Chlorophylls, consult existing document and obtain the R/FR value.Be 2 o'clock in the R/FR value, then every row installs red LED lamp (wavelength is 660 nm ± 30nm) 8, and far-red light LED(wavelength is 730 nm ± 30nm) 4,108 LED lamps of totally 9 rows, the voltage 1.5v of every lamp, power 0.5w.
Red-light LED and far-red light LED lamp as shown in Figure 2 orthogonal arrangement are installed on the circuit version: between per two far-red light LED lamps two red LED lamps are arranged in each row/row.By that analogy, when the R/FR value is k, between per two far-red light LED lamps k red LED lamp arranged in each row/row, k is natural number.
The LED lamp with the connected mode of power supply is: each row LED lamp is connected rear as a LED unit, the both positive and negative polarity of external input voltage after all LED unit parallel connections.
As shown in Figure 3, power module is converted to the 220V alternating current+direct current of 12v and 3-18v ,+12v direct current is used for powering to fan, other one group of power supply 3-18v is used for powering to the led circuit plate, electric current 2A, the regulation voltage height can obtain different light intensity, to satisfy plant to the needs of light intensity.Requirements for power supply power 60w.
As shown in Figure 4, be in series with current-limiting resistance R in each LED unit, the resistance of R is 1 Ω, and D is the LED lamp in each LED unit.
At the back of circuit board that arranges LED lamp group heat sink is housed, circuit board and heat sink are encapsulated in the aluminium mass shell body the long 35cm of housing, wide 30cm, thickness 3cm.For better insulation, between housing and lamp group circuit board, insulating concrete mica plate is set, mounting glass lampshade below housing is so that light better sees through.
In sum, red LED lamp, far-red light LED lamp orthogonal arrangement so that the light of two kinds of colors mixes, are conducive to plant and carry the synthetic of Determination of Chlorophyll on circuit board in the utility model; At back of circuit board heat sink is installed, has avoided the LED light compensating lamp when the power golf calorific value is large, to break down; Aluminium mass shell body is waterproof and droplet better, so that described LED light supplementing lamp for plants is fit to the greenhouse wet environment.Described embodiment only is an embodiment of the present utility model, and every embodiment of the present utility model aim that meets is all in protection domain of the present utility model.

Claims (7)

1. a LED light supplementing lamp for plants comprises power supply, circuit board, LED lamp group, it is characterized in that: described LED lamp group comprises red LED lamp, the far-red light LED lamp of orthogonal arrangement on circuit board.
2. a kind of LED light supplementing lamp for plants according to claim 1 is characterized in that: in the described LED lamp group: be connected with power supply after the LED unit parallel connection that each row LED lamp is composed in series.
3. a kind of LED light supplementing lamp for plants according to claim 2, it is characterized in that: described LED is in series with current-limiting resistance in the unit.
4. a kind of LED light supplementing lamp for plants according to claim 2, it is characterized in that: described back of circuit board is provided with heat sink.
5. a kind of LED light supplementing lamp for plants according to claim 2, it is characterized in that: described LED light supplementing lamp for plants also comprises: be installed in the outer fan of housing.
6. a kind of LED light supplementing lamp for plants according to claim 5, it is characterized in that: the direct current that described power supply output amplitude is 12V, amplitude are the direct current of 3V-18V.
7. a kind of LED light supplementing lamp for plants according to claim 6, it is characterized in that: described circuit board, LED lamp group, heat sink all are encapsulated in the aluminium casing, and fan is installed in outside the aluminium casing.
CN201220365374XU 2012-07-26 2012-07-26 LED fill light for plants Expired - Fee Related CN202756957U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220365374XU CN202756957U (en) 2012-07-26 2012-07-26 LED fill light for plants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220365374XU CN202756957U (en) 2012-07-26 2012-07-26 LED fill light for plants

Publications (1)

Publication Number Publication Date
CN202756957U true CN202756957U (en) 2013-02-27

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CN201220365374XU Expired - Fee Related CN202756957U (en) 2012-07-26 2012-07-26 LED fill light for plants

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103444468A (en) * 2013-08-16 2013-12-18 张家港市瑞腾科技有限公司 Household micro farm
CN104329601A (en) * 2014-10-25 2015-02-04 佛山市三目照明电器有限公司 Special LED (light emitting diode) light source device for flower period regulating and control light supplementing
CN109630916A (en) * 2019-01-30 2019-04-16 天津斯隆达科技发展有限公司 A kind of Kiwi berry LED light supplement lamp and its application
WO2023111886A1 (en) * 2021-12-14 2023-06-22 Raj Arun Modular planter system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103444468A (en) * 2013-08-16 2013-12-18 张家港市瑞腾科技有限公司 Household micro farm
CN103444468B (en) * 2013-08-16 2015-06-03 苏州瑞腾照明科技股份有限公司 Household micro farm
CN104329601A (en) * 2014-10-25 2015-02-04 佛山市三目照明电器有限公司 Special LED (light emitting diode) light source device for flower period regulating and control light supplementing
CN109630916A (en) * 2019-01-30 2019-04-16 天津斯隆达科技发展有限公司 A kind of Kiwi berry LED light supplement lamp and its application
WO2023111886A1 (en) * 2021-12-14 2023-06-22 Raj Arun Modular planter system

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Date Code Title Description
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: 20130227

Termination date: 20160726

CF01 Termination of patent right due to non-payment of annual fee