WO2021068359A1

WO2021068359A1 - Supplementary water resistant multispectral led lamp with steplessly adjustable energy ratio

Info

Publication number: WO2021068359A1
Application number: PCT/CN2019/119609
Authority: WO
Inventors: 叶华; 易启甲; 关辉
Original assignee: 深圳市德和生物科技有限公司
Priority date: 2019-10-11
Filing date: 2019-11-20
Publication date: 2021-04-15
Also published as: CN110671646B; CN110671646A

Abstract

A supplementary water resistant multispectral LED lamp with a steplessly adjustable energy ratio comprising: a light-emitting portion; a transparent lamp housing (6); a water resistant device; and at least two drive controllers (13, 14, 15). The light-emitting portion is provided inside the transparent lamp housing (6). The water resistant device is provided at a top portion of the transparent lamp housing (6). The drive controllers (13, 14, 15) are provided outside the transparent lamp housing (6). The light-emitting portion comprises at least two types of light-emitting chips (8, 9, 10) capable of emitting light of different wavelengths. Energy of the light-emitting chips (8, 9, 10) is respectively controlled by the drive controllers (13, 14, 15), and can be steplessly adjusted.

Description

A multi-spectrum waterproof LED fill light with steplessly adjustable energy ratio

Technical field

The invention belongs to the technical field of LED supplement light lamps, and in particular relates to a multi-spectrum waterproof LED supplement light lamp whose energy ratio can be steplessly adjusted.

Background technique

With the development of modern aquaculture and biotechnology, the artificial cultivation of plants with high economic value or high added value, especially algae plants, has gradually become large-scale. The healthy growth and metabolism of algae plants need sunlight. After long-term practice of scientific researchers, they have gradually explored the light energy required by different growth stages of different algae plants in order to improve the utilization rate of light energy and increase the yield and quality of algae plants. Supplementary light is a kind of lamp that uses light instead of sunlight to provide the light source needed for plant growth and development in accordance with the natural law of plant growth and the principle that plants use sunlight for photosynthesis.

Patent CN201510750672.9 provides an adjustable plant fill light, including a lampshade, a light-transmitting plate, an upper light box, a lower light box and an adjustment component; the light-transmitting plate is located on the upper part of the lampshade, and the light-transmitting plate is installed on the lampshade by several screws The upper light box is installed below the lampshade, the lower light box is installed below the upper light box, and the lower light box is equipped with an adjusting component. The adjusting component is a threaded adjusting component, including an external threaded rod and an internal threaded rod. The bottom of the external threaded rod is provided Thread, the externally threaded rod can move up and down within the internally threaded rod, and the internally threaded rod is fixed on the ground.

Patent CN201710957124.2 discloses a full-angle light-emitting plant supplement light, which includes a light-emitting tube and a light frame. The light frame is provided with at least one light-emitting tube. The fixing frame is in a circular ring shape, and fixing bars are staggered in the fixing frame. , The fixing strip is provided with a lamp tube fixing ring for fixing the light-emitting lamp tube, the lampshade is cylindrical, the end of the lampshade is provided with an end seat, and the inner end seat of the lampshade is fixed with a luminous body for converting electric energy into light energy. The body includes a lamp tube holder and a light bar, the lamp bar is fixed around the lamp tube holder, the number of the light bar is at least four, and the light bar includes a wick board base and an LED light-emitting chip set.

Patent CN201220365374.X provides an LED plant supplement light, including a power supply, a circuit board, a heat sink, and an LED lamp group. The LED lamp group includes red lights and far-red lights arranged orthogonally on the circuit board. , The heat sink and the LED lamp group are encapsulated in an aluminum shell, and an electric fan is installed on the aluminum shell. The two-color light of the utility model is evenly mixed, which is conducive to the synthesis of chlorophyll from plants; a heat dissipation plate is installed on the back of the circuit board to avoid the failure of the LED fill light lamp when the power is high and the heat is large; the aluminum shell can be compared Waterproof and fog drop make the LED plant fill light suitable for the humid environment of the greenhouse.

At present, most of the algae cultivation or ecological lighting uses fluorescent lamps or LEDs to provide light quanta. However, the wavelength and energy of the existing fill light lamps that provide light quanta cannot completely match the wavelength and energy required by the algae, and they cannot be flexibly adjusted. The utilization rate of light energy is low, which cannot well meet the needs of the multi-light wavelength and intensity of algae photosynthesis, resulting in a low growth rate of algae and poor ability to accumulate biomass.

Summary of the invention

In view of the above problems, the present invention provides a multi-spectrum waterproof LED fill light with a steplessly adjustable energy ratio. The LED fill light can emit light of multiple wavelengths and can steplessly adjust the energy of light of different wavelengths. Compared to meet the needs of plants, especially algae growth.

In order to achieve the above objective, the present invention provides a multi-spectrum waterproof LED fill light with a steplessly adjustable energy ratio. The LED fill light includes a light-emitting part, a transparent lampshade, a waterproof device, and at least two drive controllers. The light-emitting part is arranged inside the transparent lampshade, the waterproof device is arranged on the top of the transparent lampshade, and the drive controller is arranged outside the transparent lampshade; the light-emitting part includes at least two light-emitting chips that can emit different wavelengths. The energy of the light-emitting chip is separately controlled by the drive controller and can be steplessly adjusted.

The light-emitting chip includes at least two light-emitting chips capable of emitting different wavelengths, and each chip emits light of one wavelength, so that the multi-spectral function of the LED supplementary light is realized. The different wavelengths are selected from two or more combinations of 390-420nm, 440-470nm and 640-680nm.

Preferably, the light-emitting chip includes a first light-emitting chip, a second light-emitting chip, and a third light-emitting chip. The first light-emitting chip has a wavelength of 390-420 nm, the second light-emitting chip has a wavelength of 440-470 nm, and the third light-emitting chip has a wavelength of 440-470 nm. The chip has a wavelength of 640-680nm.

The present invention has unexpectedly found that the light emitting chip emits light with different wavelengths, that is, the multispectral function of the light emitting chip, can meet the requirements of algae cultivation, within the range of the light emitting wavelength of the present invention, especially the different wavelength range The combined form of algae can better absorb the light energy provided by the light-emitting chip and convert it into biological energy for self-growth and metabolism, which is beneficial to improve the quantity and quality of cultivated algae.

The LED supplementary light includes a light-emitting part, a transparent lampshade, a waterproof device, and at least two drive controllers. The light-emitting part is arranged inside the transparent lampshade, the waterproof device is arranged on the top of the transparent lampshade, and the drive controller is arranged On the outside of the transparent lampshade, the inside of the transparent lampshade is filled with non-transparent heat-dissipating liquid; the light-emitting part includes a light-emitting chip, at least one light piece, a base and a circuit, and the light-emitting chip includes at least two light-emitting chips that can emit different wavelengths , The light-emitting chip is arranged on the outer surface of the light piece, the base faces the inner surface of the light piece, and the circuit is connected to the light-emitting chip and penetrates the inside of the base and the waterproof device, and then the drive controller is turned on .

The lamp piece is a long strip lamp piece, comprising an outer surface and an inner surface, the outer surface faces the transparent lampshade, that is, the outer surface faces the algae in the culture container, and the inner surface faces the base . The material of the lamp chip is a metal material with good thermal conductivity, which is beneficial to the timely heat dissipation of the light-emitting chips arranged on the lamp chip. Preferably, the material of the lamp chip is a PCB aluminum substrate. According to the height of the algae culture container, the length of the light piece is adjusted so that all the algae in the culture container can receive light.

The light-emitting chips are arranged in rows from top to bottom on the outer surface of the light sheet, and each row is provided with light-emitting chips with different wavelengths. Preferably, the light-emitting chips with different wavelengths are arranged in a triangle on the outer surface of the light sheet, For example, the first light-emitting chip and the second light-emitting chip are placed in parallel in the first row, and the third light-emitting chip is arranged in the middle of the second row, thereby completing a triangular arrangement, which is arranged in the third row and The fourth row is repeatedly arranged, and so on, so that the light-emitting chips cover the outer surface of the lamp sheet. The number of the light-emitting chips is determined according to the length of the light sheet, the height of the culture container and the actual needs of algae cultivation.

The present invention unexpectedly found that the arrangement of the light-emitting chip on the light chip, matched with the wavelength design of the light-emitting chip, can achieve full mixing of light of different wavelengths, and uniform distribution in the culture container, and finally evenly irradiated on the algae , It is absorbed and utilized by algae. The arrangement and wavelength design of the light-emitting chip on the light chip improves the light energy utilization rate of the LED supplement light lamp, and at the same time provides suitable light for the growth and metabolism of algae, and ensures that the suitable light can be optimized The spatial matching relationship illuminates the algae.

The LED supplemental light includes at least one of the light chips, and the light-emitting chip on the light chip irradiates the algae with supplementary light. Preferably, the number of the light pieces is 2-10, and more preferably, the number of the light pieces is 4-8.

The light piece is arranged around the base and the inner surface of the light piece faces the base, and the outer surface of the light piece faces different directions, so that the LED fill light can illuminate from multiple angles or even full angles, which satisfies the requirements The algae lighting needs in all directions and angles in the culture container provide lighting conditions without blind spots.

The base faces the inner surface of the lamp sheet, and when the LED fill light includes a plurality of lamp sheets, the base is arranged in an area enclosed by the inner surfaces of the plurality of lamp sheets. The base is in the shape of a barrel with a polygonal cross-section, and the number of sides of the polygon is not less than the number of light pieces. The light pieces are respectively detachably mounted on an outer surface of the base, so that the light emitting The chip, the lamp piece and the base form a whole, which is easy to disassemble and replace.

The top and bottom ends of the base are respectively provided with a first upper opening and a first lower opening, and the circuit of the light-emitting part extends from top to bottom on the light sheet and converges to the bottom end of the light sheet, and from the base The first lower opening of the base converges into the inside of the base, and then extends from the bottom to the top to the first upper opening of the base, and extends out of the transparent lampshade.

The material of the base is a metal material with good thermal conductivity, which is conducive to the timely heat dissipation of the light-emitting chip and its circuit. Preferably, the material of the base is metal aluminum. The length of the base is not less than the length of the light piece, and adapts to the length of the light piece and the culture container.

The circuit is arranged inside the base and includes a waterproof jacket, a positive wire, a negative wire, and an exhaust pipe. The positive wire, negative wire and exhaust pipe are arranged inside the waterproof jacket. The waterproof jacket includes at least one layer of insulating protective skins. Preferably, the waterproof jacket includes two layers of insulating protective skins to enhance the waterproof performance of the circuit and protect the internal positive line, negative line and exhaust pipe.

The exhaust pipe connects the inside and outside of the transparent lampshade, and exhausts excess air inside the transparent lampshade. The top and bottom ends of the exhaust pipe are respectively provided with a second upper opening and a second lower opening, the second lower opening is located at the first lower opening of the base, and the second upper opening extends out of the Transparent lampshade and connect to the external environment. The interior of the transparent lampshade is filled with colorless and transparent silicone oil. The colorless and transparent silicone oil absorbs the heat of the light-emitting chip and expands and squeezes the air inside the transparent lampshade. In order to prevent excess air from squeezing the transparent lampshade to break, the exhaust The tube is used to cooperate with the heat dissipation function of the colorless transparent silicone oil to guide and discharge the excess air in the transparent lampshade. At the same time, the exhaust pipe can lead the heated expansion air inside the transparent lampshade.

The bottom ends of the positive electrode line and the negative electrode line are respectively connected to the positive electrode and the negative electrode of the light-emitting chip, and the top ends extend out of the transparent lampshade, and the drive controller is connected. Specifically, since the light-emitting chip in the present invention includes at least two light-emitting chips that can emit different wavelengths, the light-emitting chips with the same wavelength are connected in series, that is, the anode of the light-emitting chip with the same wavelength passes through a sub-anode. Wires are connected in series, and the negative poles are connected in series through a sub-negative wire. Therefore, the positive wire of the present invention includes at least two sub-positive wires. Preferably, the positive wire includes three sub-positive wires, namely, the first sub-positive wire and the second sub-positive wire. The positive electrode wire and the third sub-positive wire; similarly, the negative wire of the present invention includes at least two sub-negative wires. Preferably, the negative wire includes three sub-negative wires, namely, the first sub-negative wire and the second sub-negative wire. Negative wire and the third sub-negative wire. The tops of the sub-positive line and the sub-negative line of the light-emitting chip with the same wavelength are connected to the corresponding drive controller, for example, the first sub-positive line and the first sub-negative line are connected to the first drive controller, and the second sub-positive line is connected to the first drive controller. The line and the second sub-negative line are connected to the second drive controller, and the third sub-positive line and the third sub-negative line are connected to the third drive controller.

The LED supplementary light includes at least two drive controllers, the drive controllers are arranged outside the transparent lampshade, and the drive controllers respectively connect light-emitting chips with different wavelengths through the sub-positive line and the sub-negative line, preferably , The driving controller includes a first driving controller, a second driving controller, and a third driving controller, and respectively controls and can steplessly adjust the functions of the first light emitting chip, the second light emitting chip, and the third light emitting chip. energy.

Preferably, the driving controller is a 0-10V driving controller, which can meet the requirements of the LED supplementary light.

The driving controller controls the power of the light-emitting chip, and can steplessly adjust the power of the light-emitting chip between 0-100%, thereby adjusting the energy of the light-emitting chip. Specifically, the first drive controller adjusts the power of the first light-emitting chip to steplessly adjusts between 0-100%, and the second drive controller adjusts the power of the second light-emitting chip to steplessly adjusts between 0-100%. , The third driving controller adjusts the power of the third light-emitting chip to steplessly adjust between 0-100%.

The energy ratio of the light-emitting chips with different wavelengths is (0-100): (0-100). Preferably, the energy ratio of the first light-emitting chip, the second light-emitting chip, and the third light-emitting chip is (0- 100): (0-100): (0-100), more preferably, the energy ratio of the first light-emitting chip, the second light-emitting chip and the third light-emitting chip is (0.1-0.9): (35-49) : (67-69).

In the present invention, a plurality of drive controllers are provided to respectively control the power of light-emitting chips with different wavelengths, thereby controlling the energy ratio of the light-emitting chips, and can achieve stepless adjustment of power and energy ratio in the range of 0-100%. Adapt to the demand for light energy of different algae or different growth and metabolism stages of algae. It is also unexpectedly discovered in the present invention that the design of steplessly adjusting the energy ratio of light-emitting chips with different wavelengths can match different wavelengths of light to provide easy-to-change and control lighting conditions, and then cooperate with the light-emitting chip on the lamp chip. The arrangement design of the light source realizes the multi-dimensional adjustment of the light conditions, which greatly enriches the light conditions, which is conducive to the different needs of different algae or the different growth stages of the algae on the light, and improves the yield and quality of the algae.

The transparent lampshade is arranged outside the light-emitting part, and the transparent lampshade is a barrel-shaped transparent glass tube with a circular or polygonal cross-section, and the length is not less than the length of the light-emitting part. The bottom of the transparent lampshade is airtight, and the top is provided with a third upper opening, and the third upper opening is used for the light-emitting part to enter and exit the transparent lampshade. The transparent lampshade provides a waterproof and airtight environment for the light-emitting part, isolates the algae and its culture liquid from the light-emitting part, and prevents the light-emitting chip from being short-circuited with water; on the other hand, the transparent lampshade does not affect the light from the light-emitting chip on the algae. Irradiation has the effect of light transmission and fidelity on the light of the light-emitting chip.

The inside of the transparent lampshade is filled with a transparent heat-dissipating liquid for conducting the heat emitted by the light-emitting chip to the outside of the transparent lampshade; the transparent heat-dissipating liquid is preferably a colorless transparent silicone oil. The interior of the transparent lampshade is filled with colorless and transparent silicone oil, and the light-emitting part is immersed in the colorless and transparent silicone oil. The colorless and transparent silicone oil has the following functions in the present invention: (1) The colorless and transparent silicone oil has good thermal conductivity. , The heat generated when the light-emitting chip emits light can be exported to the transparent lampshade and the outside of the transparent lampshade in time; (2) The colorless and transparent silicone oil is less corrosive and will not cause serious corrosion to the light-emitting part; (3) ) The fidelity of the light of the light-emitting chip through the colorless and transparent silicone oil is higher than that of the air, so the colorless and transparent silicone oil has no effect on the light of the light-emitting chip; (4) the colorless and transparent silicone oil is more hydrophobic Good, it can prevent the culture solution in the culture container from going deep into and contacting the light-emitting part, forming another waterproof protective layer after the waterproof device and the transparent lampshade, and further improving the waterproof performance of the LED fill light.

The colorless and transparent silicone oil is selected from methyl silicone oil and modified silicone oil. Preferably, the main component of the colorless and transparent silicone oil is polydimethylsiloxane.

The traditional LED fill light has poor heat dissipation performance, especially the heat dissipation problem of the LED fill light used for underwater lighting will be more difficult to solve because of the existence of the waterproof device. Therefore, the traditional LED fill light, especially The LED fill light for underwater lighting has to withstand high heat, which limits its power increase and limits the power range of the LED fill light. The general power is about 100W, which affects the full use of light energy. The invention adopts the design of filling the inside of the transparent lampshade with colorless and transparent silicone oil, which can greatly improve the heat dissipation performance of the LED fill light, and effectively transfer the large amount of heat generated when the light-emitting chip emits light, thereby allowing light to be emitted. The chip runs for a long time at higher power. The heat dissipation effect of the colorless and transparent silicone oil is matched with the heat conduction and heat dissipation effect of the base and the lamp piece to further improve the heat dissipation performance of the LED fill light and increase the power of the light-emitting chip. The power can reach 300W.

The waterproof device is arranged at the third upper opening on the top of the transparent lampshade, and is used for sealing the transparent lampshade to ensure that the culture solution outside the transparent lampshade cannot enter the inside of the transparent lampshade.

The waterproof device is in the shape of a barrel with a hollow inside, and the top and bottom are respectively provided with openings, which are respectively locked and sealed by two throat hoops. Preferably, the waterproof device includes a first throat hoop, an end cap and a second throat hoop. The end cap is in the shape of a barrel with a hollow inside. The top and bottom ends of the end cap are respectively provided with a fourth upper opening and a third lower opening, and the third lower opening is connected to and completely covers the top of the transparent lampshade. Three upper openings, the second hose clamp is fixed on the third lower opening of the end cap, and the third lower opening is locked and sealed to cover the part of the third upper opening of the transparent lampshade; the fourth upper opening allows all When the circuit passes through, the first throat hoop is fixed to the fourth upper opening and locked and sealed to the fourth upper opening. The waterproof device has a simple structure and low cost, so that the waterproof level of the LED supplement light can reach IP68, so that the LED supplement light can be submerged in the water for a long time, meeting the needs of all-region farming and fully enclosed farming without pollution. .

Preferably, the end cap is a silicone end cap. Preferably, a waterproof joint is provided on the end cap.

The present invention also provides the application of the LED supplement light lamp in algae cultivation. Preferably, the algae cultivation is underwater algae cultivation. Preferably, the algae is microalgae, and more preferably, the algae is rain. Health Haematococcus.

The present invention also provides a method of using the LED fill light, the method comprising: (1) inserting the light-emitting part into the transparent lampshade; (2) the circuit passes through the end cap in sequence After the third lower opening and the fourth upper opening of the third lower opening are connected to the drive controller, the third lower opening covers the third upper opening of the transparent lampshade, and the first hose clamp locks and seals the fourth upper opening, The second throat hoop locks and seals the third lower opening; (3) Put the LED supplement light lamp into the algae culture solution, so that the second upper opening of the exhaust pipe is exposed to the liquid surface, connected to the air environment, and controlled by the drive The device adjusts the energy and power of the light-emitting chip.

Description of the drawings

Fig. 1 shows the structure diagram of the light-emitting chip and the PCB aluminum-based lamp sheet 11.

Figure 2 shows the spectrum of the light-emitting chip.

Fig. 3 shows the structure diagram and cross-sectional view of the PCB aluminum-based lamp sheet 11 and the heat dissipation base 12.

Figure 4 shows the circuit structure diagram.

Figure 5 shows the overall structure of the LED fill light.

In the figure, 1-exhaust pipe, 101- second upper opening, 102- second lower opening, 2- waterproof jacket, 3- first hose clamp, 4- end cap, 401- fourth upper opening, 402- The third lower opening, 5-second throat hoop, 6-transparent lampshade, 601-third upper opening, 7-colorless transparent silicone oil, 8-first light-emitting chip, 9-second light-emitting chip, 10-third light-emitting Chip, 11-PCB aluminum base lamp, 12- heat sink base, 1201- first upper opening, 1202- first lower opening, 13- first drive controller, 14- second drive controller, 15- third Drive controller, 16-positive wire, 17-negative wire.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

The lamp sheet in the following embodiment is a PCB aluminum-based lamp sheet 11, the material of the heat dissipation base 12 is metal aluminum, the material of the end cap 4 is silica gel, and the main component of the colorless and transparent silicone oil 7 is polydimethylsiloxane. The algae in the following examples is Haematococcus pluvialis.

Example 1

The structure diagram of the light-emitting chip and the PCB aluminum-based lamp 11 of this embodiment is shown in FIG. 1. The light-emitting chip is arranged on the outer surface of the PCB aluminum-based lamp 11, and the light-emitting chip includes three light-emitting chips that can emit different wavelengths, namely The first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10 realize the multi-spectral function of the LED supplementary light. The wavelength of the first light-emitting chip 8 is 390-420 nm, the wavelength of the second light-emitting chip 9 is 440-470 nm, and the wavelength of the third light-emitting chip 10 is 640-680 nm, as shown in FIG. 2.

The multi-spectral function of the light-emitting chip can meet the requirements of algae cultivation. Within the light-emitting wavelength range of this embodiment, especially the combination of different wavelength ranges, the algae can better absorb the light energy provided by the light-emitting chip and convert it into The biological energy of self-growth and metabolism is conducive to improving the quantity and quality of cultivated algae.

The PCB aluminum-based lamp 11 is a long strip, including an outer surface and an inner surface. The outer surface faces the transparent lampshade 6 and the algae in the culture container, and the inner surface faces the heat dissipation base 12. The PCB aluminum-based lamp sheet 11 has good thermal conductivity, which is conducive to timely heat dissipation of the light-emitting chip.

The light-emitting chips are arranged in rows from top to bottom on the outer surface of the PCB aluminum-based lamp sheet 11, and each row is provided with a first light-emitting chip 8, a second light-emitting chip 9 and a third light-emitting chip 10. The first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10 are arranged in a triangle on the outer surface of the PCB aluminum-based lamp sheet 11. The second light-emitting chip 9 and the third light-emitting chip 10 are placed in parallel in the first row, The first light-emitting chip 8 is arranged in the middle of the second row to complete a triangular arrangement. The triangular arrangement is repeatedly arranged in the third and fourth rows, and so on, so that the light-emitting chips are all over the PCB. The outer surface of the aluminum-based lamp piece 11.

The arrangement of the light-emitting chip on the PCB aluminum-based lamp 11 and the wavelength design of the light-emitting chip can achieve full mixing of light of different wavelengths, and uniform distribution in the culture container, and finally uniformly irradiated on the algae, which is absorbed and used by the algae. The arrangement and wavelength design of the light-emitting chip on the PCB aluminum-based lamp 11 improves the light energy utilization rate of the LED fill light, and at the same time provides suitable light for the growth and metabolism of algae, and ensures that the suitable light can be optimized The spatial matching relationship shines on the algae.

The structure diagram of the PCB aluminum-based lamp piece 11 and the heat dissipation base 12 of this embodiment is shown in FIG. 3, the LED fill light includes four PCB aluminum-based lamp pieces 11. The PCB aluminum-based lamp sheet 11 is arranged around the heat dissipation base 12, and the inner surface of the PCB aluminum-based lamp sheet 11 faces the heat dissipation base 12, and is detachably mounted on the four outer surfaces of the heat dissipation base 12, so that the light emitting chip, The PCB aluminum-based lamp 11 and the heat dissipation base 12 form a whole, which is convenient for disassembly and replacement. The outer surface of the PCB aluminum-based lamp 11 faces four directions, south, east, north, and west, so that the LED fill light can illuminate at multiple angles and meet the needs of algae illumination in various directions and angles in the culture container.

The heat dissipation base 12 is in the shape of a barrel with a quadrangular cross section. The top and bottom ends of the heat dissipation base 12 are respectively provided with a first upper opening 1201 and a first lower opening 1202. The circuit of the light-emitting chip extends from top to bottom on each PCB aluminum-based lamp piece 11 and converges to the PCB aluminum-based lamp piece. 11, and converge from the first lower opening 1202 of the heat dissipation base 12 into the interior of the heat dissipation base 12, and then extend from the bottom to the top to the first upper opening 1201 of the heat dissipation base 12, and extend the transparent lampshade 6.

The material of the heat dissipation base 12 is metal aluminum with good thermal conductivity, which is beneficial to the timely heat dissipation of the light-emitting chip and its circuit. The length of the heat dissipation base 12 is equal to the length of the PCB aluminum-based lamp 11, and is adapted to the length of the PCB aluminum-based lamp 11 and the culture container.

The circuit structure diagram of this embodiment is shown in FIG. 4. The circuit includes a waterproof jacket 2, a positive wire 16, a negative wire 17 and an exhaust pipe 1, and the positive wire 16, the negative wire 17 and the exhaust pipe 1 are set inside the waterproof jacket 2. The waterproof jacket 2 includes two layers of insulating protective skins to enhance the waterproof performance of the circuit and protect the positive line 16, the negative line 17 and the exhaust pipe 1 inside.

The top and bottom ends of the exhaust pipe 1 are respectively provided with a second upper opening 101 and a second lower opening 102. The second lower opening 102 is located at the first lower opening 1202 of the heat dissipation base 12, and the second upper opening 101 extends transparently. The lampshade 6 is connected to the external environment. The transparent lampshade 6 is filled with colorless transparent silicone oil 7. The colorless transparent silicone oil 7 absorbs the heat of the light-emitting chip and expands, and squeezes the air inside the transparent lampshade 6, in order to prevent the excess air from squeezing the transparent lampshade 6 to break, and the exhaust pipe 1 It is used to cooperate with the heat dissipation function of the colorless transparent silicone oil 7 to guide and discharge the excess air in the transparent lampshade 6 to empty it.

The bottom ends of the positive electrode wire 16 and the negative electrode wire 17 are respectively connected to the positive electrode and the negative electrode of the light-emitting chip, and the top end extends out of the transparent lampshade 6, and the drive controller is connected. Specifically, since the light-emitting chip in this embodiment includes the first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10, the light-emitting chips with the same wavelength are connected in series in a circuit, that is, the light-emitting chips with the same wavelength are connected in series. The positive electrode is connected in series through a sub-positive line, and the negative electrode is connected in series through a sub-negative line. Therefore, the positive line of this embodiment includes three sub-positive lines, namely, the first sub-positive line, the second sub-positive line, and the third sub-positive line; In the same way, the negative electrode line of this embodiment includes three sub-negative electrode lines, namely, the first sub-negative line, the second sub-negative line, and the third sub-negative line. The first sub-positive line and the first sub-negative line are connected in series with the first light-emitting chip 8 and the first drive controller 13 is connected, and the second sub-positive line and the second sub-negative line are connected in series with the second light-emitting chip 9 and the second drive is connected. In the controller 14, the third sub-positive line and the third sub-negative line are connected in series with the third light-emitting chip 10 and turn on the third driving controller 15.

The overall structure diagram of the LED supplement light lamp in this embodiment is shown in FIG. 5, the LED supplement light lamp includes three drive controllers, namely, a first drive controller 13, a second drive controller 14 and a third drive controller 15. The driving controller is arranged outside the transparent lampshade 6. The driving controller is connected to the light-emitting chip through the positive line 16 and the negative line 17, respectively, the first driving controller 13 is connected to the first light-emitting chip 8, and the second driving controller 14 is connected The second light-emitting chip 9 and the third driving controller 15 turn on the third light-emitting chip 10. The drive controllers are all 0-10V drive controllers.

The first drive controller 13 adjusts the power of the first light-emitting chip 8 to be steplessly adjusted between 0-100%, and the second drive controller 14 adjusts the power of the second light-emitting chip 9 to be steplessly adjusted between 0-100%, The third driving controller 15 adjusts the power of the third light-emitting chip 10 steplessly between 0-100%. The energy ratio of the first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10 is 0.9:49:67.

In this embodiment, three drive controllers are provided to control the power of the first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10 respectively, thereby controlling the energy ratio of the light-emitting chip, and can achieve a range of 0-100% The power and energy ratio are steplessly adjusted inside to adapt to the light energy demand of algae. At the same time, the design of steplessly adjusting the energy ratio of the first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10 can match light of different wavelengths to provide easy-to-change and control lighting conditions, and then cooperate with the light-emitting chip on the PCB. The arrangement design on the aluminum-based lamp sheet 11 realizes multi-dimensional adjustment of the light conditions, greatly enriches the light conditions, facilitates the different needs of the algae for light, and improves the yield and quality of the algae.

The transparent lampshade 6 is arranged outside the light-emitting part, and the transparent lampshade 6 is a barrel-shaped transparent glass tube with a circular cross-section, and the length is greater than the length of the light-emitting part. The bottom of the transparent lampshade 6 is airtight, and the top is provided with a third upper opening 601, and the third upper opening 601 is used for the light-emitting part to enter and exit the transparent lampshade 6. The transparent lampshade 6 provides a waterproof and airtight environment for the light-emitting part, isolates the algae and its culture solution from the light-emitting part, and prevents the light-emitting chip from being short-circuited with water. On the other hand, the transparent lampshade 6 does not affect the light from the light-emitting chip to irradiate the algae. The light of the chip has the function of light transmission and fidelity.

The interior of the transparent lampshade 6 is filled with colorless transparent silicone oil 7, and the light-emitting part is immersed in the colorless transparent silicone oil 7. Colorless and transparent silicone oil 7 has the advantages of good heat dissipation, low corrosivity, high fidelity to light, and good hydrophobicity. In this embodiment, the colorless transparent silicone oil 7 is filled into the transparent lampshade 6, which can greatly improve the heat dissipation performance of the LED fill light, and effectively transfer the large amount of heat generated when the light-emitting chip emits light, thereby allowing the light-emitting chip to be Long-term operation under higher power. The heat dissipation effect of the colorless transparent silicone oil 7 is matched with the heat conduction and heat dissipation effect of the heat dissipation base 12 and the PCB aluminum-based lamp sheet 11 to further improve the heat dissipation performance of the LED fill light and increase the power of the light-emitting chip. The LED fill light of this embodiment The power of the lamp can reach 300W.

The waterproof device is arranged at the third upper opening 601 at the top of the transparent lampshade 6 for sealing the transparent lampshade 6 to ensure that the culture solution outside the transparent lampshade 6 cannot enter the inside of the transparent lampshade 6. The waterproof device includes a first throat hoop 3, an end cap 4, and a second throat hoop 5. The end cap 4 is in the shape of a hollow barrel. The top and bottom ends of the end cap 4 are respectively provided with a fourth upper opening 401 and a third lower opening 402. The third lower opening 402 is connected to and completely covers the top of the transparent lampshade 6. There are three upper openings 601, the second hose clamp 5 is fixed on the third lower opening 402 of the end cap 4, and the third lower opening 402 is locked and sealed to cover the part of the third upper opening 601 of the transparent lampshade 6; the fourth upper opening 401 To allow the circuit to pass through, the first throat hoop 3 is fixed to the fourth upper opening 401, and the fourth upper opening 401 is locked and sealed. The waterproof device has a simple structure and low cost. The waterproof level of the LED supplementary light reaches IP68, so that the LED supplementary light can be submerged in the water for a long time, meeting the needs of all-regional aquaculture and fully enclosed aquaculture without pollution.

Example 2 Usage

The LED supplement light lamp in this embodiment is the LED supplement light lamp provided in Embodiment 1. The method of use includes the following steps:

(1) Put the light-emitting part into the transparent lampshade 6;

(2) The circuit passes through the third lower opening 402 and the fourth upper opening 401 of the end cap 4 in turn, and then connects to the first drive controller 13, the second drive controller 14 and the third drive controller 15, respectively. The lower opening 402 covers the third upper opening 601 of the transparent lampshade 6, the first throat hoop 3 locks and seals the fourth upper opening 401, and the second throat hoop 5 locks and seals the third lower opening 402;

(3) Put the LED supplement light lamp into the algae culture solution, make the second upper opening 101 of the exhaust pipe 1 expose the liquid surface, and connect to the air environment, through the first drive controller 13, the second drive controller 14 and the third The driving controller 15 adjusts the energy and power of the first light-emitting chip 8, the second light-emitting chip 9 and the third light-emitting chip 10, respectively.

In summary, the power of the multi-spectral waterproof LED supplement light with steplessly adjustable energy ratio of the present invention can reach more than 300W, can be submerged in the water for a long time, and the waterproof level can reach IP68, so that the LED supplement light can meet the needs of aquaculture in the whole region. In line with the requirements of fully enclosed aquaculture, there is no pollution at the same time, and the emitted wavelength range is consistent with the wavelength range that the algae can absorb, which can improve the yield and quality of the algae. In addition, the light transmittance is high, the light utilization rate is high, and the energy consumption is low, which can improve the yield and quality of algae.

The embodiments of the present invention are described above with reference to the drawings, but the present invention is not limited to the above-mentioned specific embodiments. The above-mentioned specific embodiments are only illustrative and not restrictive. Under the enlightenment of the invention, many forms can be made without departing from the purpose of the invention and the scope of protection of the claims, all of which belong to the protection of the invention.

Claims

A multi-spectrum waterproof LED fill light with steplessly adjustable energy ratio, characterized in that the LED fill light includes a light-emitting part, a transparent lampshade, a waterproof device and at least two drive controllers, and the light-emitting part is arranged at Inside the transparent lampshade, the waterproof device is arranged on the top of the transparent lampshade, the drive controller is arranged on the outside of the transparent lampshade; the light-emitting part includes at least two light-emitting chips that can emit different wavelengths, and the energy of the light-emitting chips is determined by The drive controllers respectively control and can be steplessly adjusted.
The LED fill light of claim 1, wherein the different wavelengths are selected from two or a combination of two or more of 390-420nm, 440-470nm, and 640-680nm.
The LED fill light of claim 2, wherein the light-emitting chip comprises a first light-emitting chip, a second light-emitting chip, and a third light-emitting chip, and the first light-emitting chip has a wavelength of 390-420 nm, and the first light-emitting chip has a wavelength of 390-420 nm. The second light-emitting chip has a wavelength of 440-470 nm, and the third light-emitting chip has a wavelength of 640-680 nm.
The LED fill light according to claim 3, wherein the driving controller comprises a first driving controller, a second driving controller, and a third driving controller, and the first driving controller, the second driving controller, and the second driving controller The driving controller and the third driving controller respectively control and can steplessly adjust the energy of the first light-emitting chip, the second light-emitting chip and the third light-emitting chip.
The LED fill light of claim 4, wherein the energy ratio of the first light-emitting chip, the second light-emitting chip, and the third light-emitting chip is (0-100): (0-100): (0 -100).
The LED fill light according to claim 1, wherein the light-emitting chips are arranged in rows on the outer surface of the lamp sheet, and light-emitting chips with different wavelengths are arranged in each row.
The LED fill light according to any one of claims 3 and 6, wherein the light-emitting chips are arranged in a triangle on the light sheet, and the first light-emitting chips and the second light-emitting chips are arranged in parallel in the first row The third light-emitting chip is arranged in the middle of the second row to complete a triangular arrangement, and the triangular arrangement is repeatedly arranged on the light sheet.
The LED fill light according to claim 1, wherein the transparent heat dissipation liquid is filled inside the transparent lampshade for conducting the heat emitted by the light-emitting chip to the outside of the transparent lampshade; the transparent heat dissipation liquid is preferably no Color transparent silicone oil.
The LED fill light according to claim 1, wherein the circuit includes an exhaust pipe which communicates the inside and outside of the transparent lampshade, and exhausts excess air inside the transparent lampshade.
The LED fill light lamp according to claim 1, wherein the waterproof device is a barrel with a hollow inside, and the top and bottom are respectively provided with openings, which are respectively locked and sealed by two throat hoops.