CN210662405U - Plant light filling LED lamp area system - Google Patents
Plant light filling LED lamp area system Download PDFInfo
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- CN210662405U CN210662405U CN201921124071.7U CN201921124071U CN210662405U CN 210662405 U CN210662405 U CN 210662405U CN 201921124071 U CN201921124071 U CN 201921124071U CN 210662405 U CN210662405 U CN 210662405U
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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
Abstract
The utility model is suitable for a lighting technology field provides a plant light filling LED lamp area system, including at least one flexible lamp strip, drive arrangement and at least one conducting metal piece, flexible lamp strip includes flexible circuit board and locates at least one LED light emitting component on the flexible circuit board, and flexible lamp strip can alternate shape and bending degree wantonly to adapt to the demand of different regional plant illuminations, reduces the illumination dead angle, simple to operate; the conductive metal sheet is arranged between the driving device and the flexible circuit board and is in laminated contact with the flexible circuit board, so that the electric connection resistance between the driving device and the flexible light bar can be reduced, the pressure drop inside the flexible light bar is reduced, the pressure difference between the head and the tail of the flexible light bar is reduced, and meanwhile, the heat dissipation performance of the flexible light bar can be enhanced.
Description
Technical Field
The utility model relates to the field of lighting technology, in particular to plant light filling LED lamp area system.
Background
The plant needs sunlight for growth, and the plant lighting lamp provides a growing environment for plants by replacing the sunlight with light according to the principle of the sunlight.
The existing plant lighting light source mostly adopts a T tube lamp, a bulb lamp, a BR (backscattering Radiation) lamp and the like, the bulb lamp, the BR lamp and the like face the problem of uneven illumination, the T tube also has the problems of inconvenience in installation and limited length, each light bar needs to be independently driven, and the cost is higher. In addition, in the humid and hot environment of plants, a plurality of problems such as poor heat dissipation and waterproof performance are often faced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plant light filling LED lamp area system aims at solving the inconvenient and poor technical problem of heat dispersion of current plant lighting source installation.
The utility model relates to a realize like this, a plant light filling LED lamp area system, include:
the flexible light bar comprises a flexible circuit board and at least one LED light-emitting element arranged on the flexible circuit board;
the driving device is electrically connected with the flexible light bar; and
and the at least one conductive metal sheet is electrically connected between the driving device and the flexible circuit board and is in laminated contact with the driving circuit board.
In one embodiment, the driving device includes a switching circuit and a constant voltage driving circuit electrically connected to each other, and the flexible light bar is electrically connected to an output terminal of the constant voltage driving circuit.
In one embodiment, the driving apparatus further includes a PWM control circuit electrically connected to the constant voltage driving circuit, the PWM control circuit being configured to adjust an output voltage of the constant voltage driving circuit.
In one embodiment, the flexible light bar comprises a plurality of series-connected LED lighting elements; the flexible light bar further comprises a constant current driving circuit which is arranged on the flexible circuit board and is connected with the LED light-emitting elements in series.
In one embodiment, the flexible circuit board is a multi-layer circuit board, and the LED light emitting element and the copper tape are respectively disposed on two opposite surfaces of the flexible circuit board.
In one embodiment, the conductive metal sheet is a copper strip, and two copper strips are arranged corresponding to each flexible light bar, one copper strip is arranged on the positive electrode of the flexible circuit board in a stacked manner, and the other copper strip is arranged on the negative electrode of the flexible circuit board in a stacked manner.
In one embodiment, the LED light-emitting elements on the same flexible light bar emit light with the same color; the plant light supplementing LED lamp strip system comprises at least one of a flexible lamp strip emitting white light, a flexible lamp strip emitting blue light, a flexible lamp strip emitting red light, a flexible lamp strip emitting ultraviolet light and a flexible lamp strip emitting ultraviolet light.
In one embodiment, the plant light supplement LED strip system comprises a plurality of flexible light bars, and the flexible light bars are connected in parallel; the positive electrode of each flexible light bar is electrically connected to the driving device, and the negative electrode of each flexible light bar is electrically connected to the driving device.
In one embodiment, the flexible light bars are electrically connected with the driving device independently, each flexible light bar can be independently turned on or off, and the voltage across each flexible light bar is adjustable.
In one embodiment, the plant light supplement LED strip system further comprises a transparent flexible waterproof layer at least hermetically wrapped around the flexible light strip.
The utility model provides a plant light filling LED lamp area system's beneficial effect lies in:
the plant light supplementing LED lamp belt system comprises at least one flexible lamp strip, a driving device and at least one conductive metal sheet, wherein the flexible lamp strip comprises a flexible circuit board and at least one LED light emitting element arranged on the flexible circuit board, the shape and the bending degree of the flexible lamp strip can be changed at will so as to meet the requirements of plant illumination in different areas, the illumination dead angle is reduced, and the installation is convenient; the conductive metal sheet is arranged between the driving device and the flexible circuit board and is in laminated contact with the flexible circuit board so as to provide electric connection between the driving device and the flexible light bar, reduce the electric connection resistance between the driving device and the flexible light bar, reduce the pressure drop inside the flexible light bar and the pressure difference between the head and the tail of the flexible light bar, and simultaneously enhance the heat dissipation performance of the flexible light bar.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a plant light supplement LED strip system provided in an embodiment of the present invention;
fig. 2 is a side cross-sectional view of a flexible light strip of a plant light supplement LED light strip system provided in an embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of a flexible light strip of a plant light supplement LED light strip system provided in an embodiment of the present invention;
fig. 4 is the embodiment of the utility model provides a plant light filling LED lamp area system's drive relation sketch map.
The designations in the figures mean:
100-plant light supplement LED strip system;
1-a driving device, 11-a conversion circuit, 12-a constant voltage driving circuit and 13-a PWM control circuit; 2-a flexible light bar, 21-a flexible circuit board, 211-a circuit layer, 212-an insulating layer, 22-an LED light-emitting element, 23-a constant current driving circuit and 24-a conductive connector; 3-transparent flexible waterproof layer; 4-conductive metal sheet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.
Referring to fig. 1 to 3, an embodiment of the present invention provides a plant light supplement LED lamp strip system 100, including at least one flexible lamp strip 2, a driving device 1 and at least one conductive metal sheet 4, the flexible lamp strip 2 includes a flexible circuit board 21 and at least one LED light emitting element 22 disposed on the flexible circuit board 21, the conductive metal sheet 4 is disposed between the driving device 1 and the flexible circuit board 21 and contacts with the flexible circuit board 21 in a stacked manner, and is electrically connected with the driving device 1 and the flexible lamp strip 2, so as to provide an electrical connection between the driving device 1 and the flexible lamp strip 2.
The embodiment of the utility model provides a plant light filling LED lamp area system 100, it includes at least one flexible lamp strip 2, drive arrangement 1 and at least one conducting metal piece 4, flexible lamp strip 2 includes flexible circuit board 21 and locates at least one LED light-emitting component 22 on flexible circuit board 21, flexible lamp strip 2 can transform shape and bending degree wantonly to adapt to the demand of different regional plant illumination, for example can buckle, can turn round towards top or below etc. shine towards upper, lower, left and right all directions, reduce the illumination dead angle, and simple to operate; the conductive metal sheet 4 is arranged between the driving device 1 and the flexible circuit board 21, and provides electric connection between the driving device 1 and the flexible light bar 2, so that electric connection resistance between the driving device 1 and the flexible light bar 2 can be reduced, the pressure drop inside the flexible light bar 2 can be reduced, the pressure difference between the head and the tail of the flexible light bar 2 can be reduced, and meanwhile, the heat dissipation performance of the flexible light bar 2 can be enhanced.
Chlorophyll is the main body of photosynthesis in plants. The spectral range that chlorophyll of plants can directly absorb is mainly two, one is a blue-violet region with the wavelength of 400-520 nm, and the other is a red region with the wavelength of 610-720 nm, more specifically, the absorption of sunlight by chlorophyll is mainly concentrated near red light with the wavelength of 660nm, red light with the wavelength of 730nm, blue light with the wavelength of 460nm and violet light with the wavelength of 400nm of visible light.
The red spectrum is an energy source for photosynthesis, the red light promotes the stem growth of the plant, the blue light can promote the stomata to open, the external carbon dioxide can enter the cells, the leaf growth of the plant is promoted, the 600-700 nm red light can reduce the mass fraction of the gibberellin in the plant body, the internode length and the plant height are reduced, the 700-800 nm far-red light is opposite in effect, the mass fraction of the gibberellin in the plant body can be improved, and the internode length and the plant height are increased.
Therefore, in one embodiment, the number of the flexible light bars 2 in the plant light supplement LED strip system 100 may be multiple. For example, at least one of the flexible light bars 2 emitting blue light, the flexible light bars 2 emitting red light, and the flexible light bars 2 emitting violet light may be included, and the number of the flexible light bars 2 of each emission color may be one or more. The light source can be designed according to specific plant types and light supplement requirements thereof so as to meet the requirements of plants on light. It is understood that the LED lighting elements 22 on the same flexible light bar all have the same color, so that the flexible light bar 2 emits light of one color. Specifically, the LED light emitting elements 22 on the blue light emitting flexible light bar 2 are all blue LEDs, and the central wavelength of light emission can be 460 nm. Similarly, the range of the light emitting wavelength of the red light LED on the red light-emitting flexible light bar 2 is 600nm to 800nm, specifically 600nm to 700nm and/or 700nm to 800nm, that is, the red light-emitting flexible light bar 2 may also include the deep red light-emitting flexible light bar 2 and/or the far red light-emitting flexible light bar 2, and the central wavelengths thereof are 660nm and 730nm, respectively. The light-emitting wavelength range of the purple light LED on the flexible light bar 2 emitting the purple light can be 400-435 nm.
Further, this plant light filling LED lamp area system 100 can also include the flexible lamp strip 2 that sends ultraviolet light, and its luminous wavelength range can be below 400nm, if 300 ~ 400 nm. The ultraviolet light has the functions of killing insects, sterilizing and disinfecting plants.
In addition, the plant light supplement LED strip system 100 may further include a flexible light bar 2 emitting white light. The advantage of this is that, in some cases, the spectrum that the plant light filling needs may be similar to the spectrum of this white light, then can directly open this flexible lamp strip 2 that sends out white light and carry out the light filling, and, white light can also provide suitable, humanized lighting environment for operating personnel, is convenient for observe surrounding environment, plant or carry out operation etc.. Of course, in other embodiments, the plant light supplement LED strip system 100 may further include a flexible light bar 2 emitting other colors.
In specific application, the number of the flexible light bars 2 in the plant light supplement LED light strip system 100 can be more than 20, and the number of the flexible light bars 2 emitting white light, the flexible light bars 2 emitting blue light, the flexible light bars 2 emitting red light, the flexible light bars 2 emitting ultraviolet light, and the flexible light bars 2 emitting ultraviolet light can be multiple, and the flexible light bars 2 emitting white light, the flexible light bars 2 emitting blue light, the flexible light bars 2 emitting red light, the flexible light bars 2 emitting ultraviolet light, and the flexible light bars 2 emitting.
Each flexible light bar 2 in the plant light supplementing LED light strip system 100 is connected in parallel, the positive electrode of each flexible light bar 2 is electrically connected to the driving device 1, and the negative electrode of each flexible light bar 2 is electrically connected to the driving device 2.
The electric connection between each flexible lamp strip 2 and the drive arrangement 1 is mutually independent to can open and close each flexible lamp strip 2 independently, with the light filling demand selectivity to different periods or different plants open the flexible lamp strip 2 of corresponding color and quantity.
In an embodiment, referring to fig. 1 and fig. 2, the plant light supplement LED strip system 100 further includes a transparent flexible waterproof layer 3 at least hermetically wrapped around the flexible light strip 2 for providing a good waterproof effect, so as to ensure that the flexible light strip 2 can work normally in a humid environment.
Referring to fig. 4, the driving device 1 is connected between an external power supply and the flexible light bar 2, and is used for converting external ac power into dc power and providing the dc power to the flexible light bar 2 with a suitable current or voltage. In one embodiment, the drive device 1 is also hermetically mounted to ensure that it is protected from the surrounding humid environment. Specifically, the driving device 1 may be sealed by combining one end of the transparent flexible waterproof layer 3, or by an additional waterproof layer, which is not limited herein.
Specifically, as shown in fig. 4, the driving device 1 may include a conversion circuit 11 and a constant voltage driving circuit 12 electrically connected to each other, the conversion circuit 11 converts alternating current into direct current, and the constant voltage driving circuit 12 is configured to output a constant voltage to provide the same and stable voltage for each flexible light bar 2, so as to ensure that the LED light emitting elements 22 on each flexible light bar 2 can stably emit light. Meanwhile, the voltages at the two ends of each flexible light bar 2 can be independently adjusted through the driving device 1 to independently control the brightness of each flexible light bar 2, and then the required light supplement spectrum can be obtained by combining the flexible light bars 2 with different quantities and the luminous fluxes of light rays with different colors.
Further, as shown in fig. 4, the driving device 1 may further include a PWM control circuit 13 electrically connected to the constant voltage driving circuit 12 to control the voltage output by the constant voltage driving circuit 12, so as to adjust the voltage of each flexible light bar 2, further adjust the brightness of the LED light emitting elements 22 on each flexible light bar 2, and meet the amount of light rays with different colors required by light supplement of different plants.
Referring to fig. 2 and fig. 3, in an embodiment, the flexible circuit board 21 is a multi-layer circuit board, which includes at least two circuit layers 211 and at least one insulating layer 212 disposed between the circuit layers 211, conductive patterns serving as anodes and conductive patterns serving as cathodes are respectively formed on the circuit layers 211, the conductive patterns of the anodes of the layers are electrically connected through a conductive connector 24, and the conductive patterns of the cathodes of the layers are electrically connected through the conductive connector 24, so as to establish an electrical connection path between the driving device 1 and the flexible light bar 2. The conductive connector 24 is filled in a via hole (not shown) of the insulating layer 212. The conductive connector 24 may be in the form of a metal conductive column or a conductive silver paste.
The LED light emitting elements 22 may be disposed on one side of the flexible circuit board 21, that is, electrically connected to the circuit layer 211 on one side or the front side of the flexible circuit board 21, the conductive metal sheet 4 is disposed on the circuit layer 211 on the other side or the back side, and the conductive metal sheet 4 and the driving device 1 are in contact with each other to achieve electrical connection. Since the circuit layer 211 on the flexible circuit board 21 is usually a copper foil, and its thickness is thin, the resistance is large, and the resistance at this position can be reduced by the arrangement of the conductive metal sheet 4. Meanwhile, as the conductive metal sheet 4 is arranged on the other side of the flexible circuit board 21, heat can be rapidly dissipated from the other side of the flexible circuit board 21, and the heat dissipation performance of the flexible light bar 2 is improved.
As shown in fig. 2 and 3, the positive conductive pattern and the negative conductive pattern both extend in the length direction of the flexible light bar 2 and are spaced apart in the width direction. The number of the conductive metal sheets 4 arranged in each flexible light bar 2 is two, one is used for being connected with the positive conductive patterns in a stacked mode, and the other is used for being connected with the negative conductive patterns in a stacked mode. The conductive metal sheets 4 also extend along the length direction of the flexible light bar 2 and are spaced apart in the width direction.
In a specific embodiment, the conductive metal sheet 4 may be a copper tape, which has the advantage of low cost based on low resistance.
In addition, as shown in fig. 4, a constant current driving circuit 23 may be further disposed inside each flexible light bar 2, and specifically, the constant current driving circuit may be disposed on the flexible circuit board 21 and connected in series with the plurality of LED light-emitting elements 22, so as to ensure consistency of current inside the flexible light bar 2, further ensure consistency of luminance among the plurality of LED light-emitting elements 22, and ensure an effect of uniform light supplement. In a specific application, the constant current driving circuit 23 may be disposed between the first LED light emitting element 22 and the constant voltage driving circuit 12, between two LED light emitting elements 22, or between the last LED light emitting element 22 and the constant voltage driving circuit 12.
In a specific embodiment, the transparent flexible waterproof layer 3 may be a transparent PVC material having good flexible bendability and light transmission properties. Meanwhile, the PVC material can have good ultraviolet resistance by adding the ultraviolet resistant component, can stably maintain the performance under the irradiation of ultraviolet light, and reduces the risks of yellowing, hardening and breaking.
The number of the LED lighting elements 22 on each flexible light bar 2 is set according to specific requirements, and can be specifically set according to the voltage and the current provided by the driving device 1 and the driving current required by the LED lighting elements 22. For example, in one embodiment, the number of the LED lighting elements 22 on each flexible light bar 2 may be six, the voltage required by each LED lighting element 22 is 3V, and the voltage provided by the constant current driving circuit 23 is preferably matched when the voltage is 24V, taking the internal resistance of the flexible light bar 2 into consideration. Of course, in other embodiments, there may be other numbers of LED lighting elements 22 and flexible light bar 2 voltage combinations.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a plant light filling LED lamp area system which characterized in that includes:
the flexible light bar comprises a flexible circuit board and at least one LED light-emitting element arranged on the flexible circuit board;
the driving device is electrically connected with the flexible light bar; and
and the at least one conductive metal sheet is electrically connected between the driving device and the flexible circuit board and is in laminated contact with the flexible circuit board.
2. The plant light supplement LED strip system of claim 1, wherein the driving device comprises a converting circuit and a constant voltage driving circuit electrically connected to each other, and the flexible light bar is electrically connected to an output terminal of the constant voltage driving circuit.
3. The plant light supplement LED strip system of claim 2, wherein the driving device further comprises a PWM control circuit electrically connected to the constant voltage driving circuit, the PWM control circuit is configured to adjust an output voltage of the constant voltage driving circuit.
4. The plant light supplement LED strip system of claim 1, wherein the flexible light bar comprises a plurality of LED lighting elements connected in series; the flexible light bar further comprises a constant current driving circuit which is arranged on the flexible circuit board and is connected with the LED light-emitting elements in series.
5. The plant light supplement LED strip system of claim 1, wherein the flexible circuit board is a multilayer circuit board, and the LED light emitting elements and the conductive metal sheet are respectively disposed on two surfaces of two opposite sides of the flexible circuit board.
6. The plant light supplement LED strip system according to claim 5, wherein the conductive metal sheet is a copper strip, two copper strips are arranged corresponding to each flexible light bar, one copper strip is arranged on the positive electrode of the flexible circuit board in a stacked manner, and the other copper strip is arranged on the negative electrode of the flexible circuit board in a stacked manner.
7. The plant light supplement LED strip system of any one of claims 1 to 6, wherein the LED light emitting elements on the same flexible strip emit light in the same color; the plant light supplementing LED lamp strip system comprises at least one of a flexible lamp strip emitting white light, a flexible lamp strip emitting blue light, a flexible lamp strip emitting red light, a flexible lamp strip emitting ultraviolet light and a flexible lamp strip emitting ultraviolet light.
8. The plant lighting LED strip system according to any one of claims 1 to 6, wherein the plant lighting LED strip system comprises a plurality of flexible light bars, and the flexible light bars are connected in parallel; the positive electrode of each flexible light bar is electrically connected to the driving device, and the negative electrode of each flexible light bar is electrically connected to the driving device.
9. The plant light supplement LED strip system of claim 8, wherein the flexible strips are electrically connected to the driving device independently, each flexible strip can be independently turned on or off, and the voltage across each flexible strip is adjustable.
10. The plant light supplement LED strip system of any one of claims 1 to 6, further comprising a transparent flexible waterproof layer at least hermetically wrapped around the flexible strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124071.7U CN210662405U (en) | 2019-07-16 | 2019-07-16 | Plant light filling LED lamp area system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124071.7U CN210662405U (en) | 2019-07-16 | 2019-07-16 | Plant light filling LED lamp area system |
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| CN210662405U true CN210662405U (en) | 2020-06-02 |
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| CN201921124071.7U Active CN210662405U (en) | 2019-07-16 | 2019-07-16 | Plant light filling LED lamp area system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225864A (en) * | 2021-05-24 | 2021-08-06 | 上海大学 | Ultraviolet light-emitting diode lamp and manufacturing method thereof |
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2019
- 2019-07-16 CN CN201921124071.7U patent/CN210662405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225864A (en) * | 2021-05-24 | 2021-08-06 | 上海大学 | Ultraviolet light-emitting diode lamp and manufacturing method thereof |
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