CN205579195U - LED lamp for vegetation - Google Patents

Abstract

The utility model provides a LED lamp for vegetation, including the circuit board and installing ruddiness LED chip and a plurality of blue light LED chip on the circuit board, the wavelength coverage of ruddiness LED chip is 640nm~680nm, and peak wavelength is 660nm, it is a plurality of the wavelength coverage that blue light LED chip covered is 420nm~500nm. The utility model discloses a LED lamp for vegetation is through setting up ruddiness LED chip and a plurality of blue light LED chip for the wavelength coverage of blue light is 420nm~500nm, thereby the spectrum of blue light LED chip has been widened in the extension, makes this LED lamp can carry out spectrum as required and adjusts, makes it to satisfy spectrum demand and the spectrum demand of same plant at different growth cycle of different kind plants, and simultaneously, the utility model discloses a LED lamp for vegetation's simple structure, with low costs.

Description

Plant growing LED

Technical field

This utility model relates to LED technical field, particularly relates to a plant growth LED.

Background technology

Plant growing LED is to provide the light fixture of illumination under the conditions of not having natural lighting for plant growing, The spectrum of general plant growing lamp is mainly made up of blue light and HONGGUANG, but spectral width and encapsulating structure are each not Identical.The blue spectrum of some plant growing lamp is too narrow, it is impossible to be suitable for the growth of different plant.Some is planted The spectrum of thing growth lamp cannot be adjusted according to the different growth periods of different plants and same plant Joint.

Utility model content

In view of the present situation of prior art, the purpose of this utility model is to provide a plant growth LED, Widen blue spectrum, it is possible to adapt to the growth institute of the different growth periods of variety classes plant or same plant Need.

For achieving the above object, this utility model adopts the following technical scheme that

One plant growth LED, including:

Circuit board；

Being arranged on the red LED chip on described circuit board, the wave-length coverage of described red LED chip is 640nm～680nm, peak wavelength is 660nm；And

The multiple blue-light LED chips being arranged on described circuit board, multiple described blue-light LED chips cover Wave-length coverage is 420nm～500nm.

Wherein in an embodiment, the wave-length coverage of multiple described blue-light LED chips is identical, and is 420nm～500nm.

Wherein in an embodiment, the wave-length coverage of multiple described blue-light LED chips is different.

Wherein in an embodiment, the quantity of described blue-light LED chip is three, the respectively first blue light LED chip, the second blue-light LED chip and the 3rd blue-light LED chip；

The wave-length coverage of described first blue-light LED chip is 420nm～440nm, described second blue-ray LED The wave-length coverage of chip is 440nm～480nm, and the wave-length coverage of described 3rd blue-ray LED is 480nm～500nm.

Wherein in an embodiment, described red LED chip and multiple described blue-light LED chip one envelope Dress；

The positive pole of described red LED chip is connected with the positive pole of multiple described blue-light LED chips, forms public affairs Common positive pole pin；The negative pole of described red LED chip forms red-light LED pin, multiple described blue lights The negative pole of LED chip forms the blue-ray LED pin of correspondence respectively.

Wherein in an embodiment, also include the fader for photochromic regulation；

The beneficial effects of the utility model are:

Plant growing LED of the present utility model, by arranging red LED chip and multiple blue-ray LED Chip so that the wave-length coverage of blue light is 420nm～500nm, thus extend and widened blue-light LED chip Spectrum so that this LED can carry out spectrum regulation as required, is allowed to meet the light of variety classes plant Spectrum demand and same plant are in the spectrum demand of different growth periods；Meanwhile, plant of the present utility model is raw The simple in construction of length LED, low cost.

Accompanying drawing explanation

Fig. 1 is the encapsulating structure schematic diagram of plant growing LED one embodiment of the present utility model；

Fig. 2 is the spectrogram of plant growing LED of the present utility model.

Detailed description of the invention

In order to make the technical solution of the utility model clearer, below in conjunction with accompanying drawing, to of the present utility model Plant growing LED is described in further detail.Should be appreciated that specific embodiment described herein Only in order to explain that this utility model is not used to limit this utility model.It should be noted that do not conflicting In the case of, the embodiment in the application and the feature in embodiment can be mutually combined.

As it is shown in figure 1, this utility model provides a plant growth LED, including circuit board 300 And red LED chip 100 on the circuit board 300 and multiple blue-light LED chip, red-light LED are installed Chip 100 and multiple blue-light LED chip are according to certain regular distribution.Such as, red LED chip is placed in The side of circuit board 300, multiple blue-light LED chips are placed in the opposite side of circuit board 300.Or, HONGGUANG LED chip 100 and multiple blue-light LED chip are uniformly distributed on circuit board 300.Wherein, red-light LED The wave-length coverage of chip 100 is 640nm～680nm, and peak wavelength is 660nm, such as the curve LED1 in Fig. 2 Shown in.The spectral region that wave-length coverage is 420nm～500nm, i.e. blue light that multiple blue-light LED chips cover For 420nm～500nm.So, the spectrum of blue-light LED chip has been widened so that this LED can root Carry out spectrum regulation according to needs, be allowed to meet the spectrum demand of variety classes plant and same plant in difference The spectrum demand of growth cycle.

It was verified that plant growing needs blue light and HONGGUANG, and different spectrum has for photosynthesis of plant Different impacts, plant is to chlorophyll a, chlorophyll b, beta-carotene suction under different spectral bands Receive the most different.Such as, chlorophyll a has more preferable Absorption under spectrum 420nm wave band, and β-recklessly Radix Raphani element has more preferable Absorption under the wave band of 450nm.Therefore, LED of the present utility model will The wave-length coverage of blue-light LED chip is set between 420nm～500nm, it is possible to better meet plant raw Long spectrum demand, thus preferably promote the growth of plant.

The wave-length coverage of multiple blue-light LED chips can be identical, and the most multiple blue-light LED chips use identical Model, certainly, the wave-length coverage of multiple blue-light LED chips can also be different.Wherein in an embodiment, The wave-length coverage of multiple blue-light LED chips is identical, and is 420nm～500nm.In other embodiments, The wave-length coverage of multiple blue-light LED chips is different, multiple wave-length coverages one of multiple blue-light LED chips Rise and form continuous print blue spectral range so that blue spectral range is 420nm～500nm.

As a kind of embodiment, the quantity of blue-light LED chip is three, the respectively first blue-ray LED Chip the 210, second blue-light LED chip 220 and the 3rd blue-light LED chip 230, three blue-ray LED cores Sheet is set up in parallel.As in figure 2 it is shown, the wave-length coverage of the first blue-light LED chip 210 is 420nm～440nm, Peak wavelength is 430nm, as shown in the curve LED2 in Fig. 2.The ripple of the second blue-light LED chip 220 Long scope is 440nm～480nm, as shown in the curve LED3 in Fig. 2, and the 3rd blue-light LED chip 230 Wave-length coverage be 480nm～500nm, as shown in the curve LED4 in Fig. 2.It can be seen that Three wave-length coverages of three blue-light LED chips define continuous print blue spectrum so that the spectrum model of blue light Enclose the wave-length coverage that can cover 420nm～500nm.

Further, red LED chip 100 and multiple blue-light LED chip are integrated in same circuit board On 300 and integral packaging so that the simple in construction of this LED, easy to process, low cost.Specifically, The positive pole of red LED chip 100 is connected with the positive pole of multiple blue-light LED chips, forms public positive pole Pin；The negative pole of red LED chip 100 forms red-light LED pin, bearing of multiple blue-light LED chips Pole forms the blue-ray LED pin of correspondence respectively.As it is shown in figure 1, red LED chip the 100, first blue light LED chip the 210, second blue-light LED chip 220 is connected with the positive pole of the 3rd LED chip 230 formation Public positive pole pin Anode, the negative pole formation red-light LED pin R of red LED chip 100, first The negative pole of blue-light LED chip 210 forms the first blue-ray LED pin B1 of correspondence, the second blue-ray LED core The negative pole of sheet 220 forms the second blue-ray LED pin B2 of correspondence, bearing of the 3rd blue-light LED chip 230 Pole forms the 3rd blue-ray LED pin B3 of correspondence.

Further, plant growing LED of the present utility model also includes the light quantity for photochromic regulation Regulation circuit (not shown), wherein, light quantity regulation circuit can be PWM regulation circuit or reverse-blocking tetrode thyristor Circuit etc., light quantity regulation circuit is placed on circuit board, red LED chip 100, multiple blue-ray LED core Sheet is connected to light quantity regulation circuit, such that it is able to regulate the circuit spectrum according to different plants by light quantity The spectrum demand regulation HONGGUANG of demand or same plant different growth phases and the light quantity ratio of multiple blue light, Realize single light color control.Specifically, can be by light quantity regulation circuit regulation HONGGUANG and multiple blue light The ratio of photon hypothesis (PPFD), can make this LED meet the spectrum demand of different plant Or the spectrum demand of same plant different growth phases.

Wherein in an embodiment, light quantity regulation circuit is connected to the control device of peripheral hardware, and controlling device can To be the microprocessors such as single-chip microcomputer, controlling device can also be the terminal units such as mobile phone, ipad or PC. Control device and realize light color control according to the light quantity ratio state modulator fader set.Such as, control In device, storage has the preferred spectral range needed for different plant growing and same plant different growth phases institute The preferred spectral range needed, above-mentioned different spectral region is correspondingly formed different operational modes, monitors personnel Only need to select corresponding operational mode on control device, the photochromic regulation to this LED can be realized.When So, monitoring personnel directly can also input the parameters such as the light quantity ratio of needs on control device, thus passes through Fader controls the photochromic regulation of LED.

Plant growing LED of the present utility model, by arranging red LED chip and multiple blue-ray LED Chip so that the wave-length coverage of blue light is 420nm～500nm, thus extend and widened blue-light LED chip Spectrum so that this LED can carry out spectrum regulation as required, is allowed to meet the light of variety classes plant Spectrum demand and same plant are in the spectrum demand of different growth periods；Meanwhile, plant of the present utility model is raw The simple in construction of length LED, low cost.

Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and In detail, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that, For the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to Making some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model The protection domain of patent should be as the criterion with claims.

Claims (5)

1. a plant growth LED, it is characterised in that including:

Circuit board；

Being arranged on the red LED chip on described circuit board, the wave-length coverage of described red LED chip is 640nm～680nm, peak wavelength is 660nm；And

The multiple blue-light LED chips being arranged on described circuit board, multiple described blue-light LED chips cover Wave-length coverage is 420nm～500nm.

Plant growing LED the most according to claim 1, it is characterised in that multiple described indigo plants The wave-length coverage of light LED chip is identical, and is 420nm～500nm.

Plant growing LED the most according to claim 1, it is characterised in that multiple described indigo plants The wave-length coverage of light LED chip is different.

Plant growing LED the most according to claim 1, it is characterised in that described blue-ray LED The quantity of chip is three, the respectively first blue-light LED chip, the second blue-light LED chip and the 3rd blue light LED chip；

The wave-length coverage of described first blue-light LED chip is 420nm～440nm, described second blue-ray LED The wave-length coverage of chip is 440nm～480nm, and the wave-length coverage of described 3rd blue-ray LED is 480nm～500nm.

Plant growing LED the most according to claim 1, it is characterised in that described red-light LED Chip and multiple described blue-light LED chip integral packaging；

The positive pole of described red LED chip is connected with the positive pole of multiple described blue-light LED chips, forms public affairs Common positive pole pin；The negative pole of described red LED chip forms red-light LED pin, multiple described blue lights The negative pole of LED chip forms the blue-ray LED pin of correspondence respectively.