CN113924880A - UV lamp module for plant growth lamp and plant growth lamp - Google Patents
UV lamp module for plant growth lamp and plant growth lamp Download PDFInfo
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- CN113924880A CN113924880A CN202110943351.6A CN202110943351A CN113924880A CN 113924880 A CN113924880 A CN 113924880A CN 202110943351 A CN202110943351 A CN 202110943351A CN 113924880 A CN113924880 A CN 113924880A
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- 230000008635 plant growth Effects 0.000 title claims abstract description 26
- 239000011324 bead Substances 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 238000000149 argon plasma sintering Methods 0.000 claims description 2
- 230000008654 plant damage Effects 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 10
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000029553 photosynthesis Effects 0.000 description 2
- 238000010672 photosynthesis Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
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- 238000010413 gardening Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
- A01G7/045—Electric or magnetic or acoustic treatment of plants for promoting growth with electric lighting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The application relates to a UV lamp module for a plant growth lamp and the plant growth lamp, and belongs to the technical field of lamps, wherein the UV lamp module comprises a module body; the upper end face of the module body is provided with a quick-release structure for connecting with a lamp assembly, the lower end face of the module body is provided with a light outlet cover, and the end face of one side of the module body is provided with a power supply input port for connecting with an external power supply line; a UV lamp bead substrate electrically connected with the power supply input port is arranged in the module body; the number proportion of UVA lamp beads, UVB lamp beads and UVC lamp beads on the UV lamp bead substrate is a set proportion; the device also comprises a motion sensor unit for detecting whether a person moves in the irradiation range; the motion sensor unit is configured to send out an indication signal for turning off the UV lamp module when the irradiation range is detected to move by a person. This application technical scheme can make the vegetation lamp have the ability of sending UV light, and can prevent that UV light from to operating personnel's in the plant injury.
Description
Technical Field
This application belongs to lamps and lanterns technical field, concretely relates to UV lamp module, vegetation lamp for vegetation lamp.
Background
Plants need to absorb sunlight for photosynthesis. Plants can be photosynthetic for 16 hours per day, but the time of natural light exposure is very limited, making plants slow to grow. In order to enhance the photosynthesis of plants and promote the growth of the plants, high-power lamps (called as plant growth lamps) are generally used at present to irradiate indoor or greenhouse planted objects in cloudy days and rainy days, and light is used for replacing sunlight to provide a good environment for the growth and development of the plants.
In recent years, the number of environmentally controllable greenhouse gardening production facilities using LEDs as artificial light sources has been increasing, and studies on the characteristics of LED plant growth lamps, particularly LED spectra suitable for plant growth, have been intensively studied. Recent studies have shown that a certain dose of UV light (100-400nm) plays an extremely important role in the growth of plants.
Most of the plant growth lamps on the market today have no UV light component, so that the growth of plants lacks part of the spectral components. Few LED vegetation lamps that have UV light can't solve the problem of UV light safety, can't prevent UV light promptly and to operating personnel's in the plant cultivation health injury.
The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.
Disclosure of Invention
For overcoming the problem that exists in the correlation technique at least to a certain extent, this application provides a UV lamp module group, vegetation lamp for vegetation lamp, based on specific structure setting, can make the vegetation lamp have the ability of sending UV light, and can prevent UV light to operating personnel's in the plant injury.
In order to achieve the purpose, the following technical scheme is adopted in the application:
in a first aspect,
the application provides a UV lamp module for a plant growth lamp, which comprises a module body;
the upper end face of the module body is provided with a quick-release structure for connecting with a lamp assembly, the lower end face of the module body is provided with a light outlet cover, and the end face of one side of the module body is provided with a power supply input port for connecting with an external power supply line;
a UV lamp bead substrate electrically connected with the power supply input port is arranged in the module body, and a light emitting surface of the UV lamp bead substrate is opposite to the light emitting cover; the number proportion of UVA lamp beads, UVB lamp beads and UVC lamp beads on the UV lamp bead substrate is a set proportion, and the UV lamp beads, the UVB lamp beads and the UVC lamp beads are used for emitting UV light meeting design requirements;
the device also comprises a motion sensor unit for detecting whether a person moves in the irradiation range; the motion sensor unit is configured to send out an indication signal for turning off the UV lamp module when the irradiation range is detected to move by a person.
Optionally, the emission wavelength of the UVA lamp bead is 380nm, the emission wavelength of the UVB lamp bead is 315nm, and the emission wavelength of the UVC lamp bead is 280 nm;
the UV light meeting the design requirement specifically comprises the following components in percentage by weight: UVB: UVC ═ 7: 2: 1.
optionally, the module body is a cuboid; the whole light outlet cover is in a rectangular plate shape, and the cross section of the light outlet cover is of a concave lens-like structure;
in the concave lens structure of class, the lens both sides are formed with the couple structure of being convenient for go out light cover and module body installation complex, are formed with the local sunken that is used for making UV light scattering angle increase near the lens both sides.
Optionally, the motion sensor unit comprises a pyroelectric sensor probe;
the sensing end of the thermoelectric sensor probe faces outwards and is embedded in the middle of the light-emitting cover.
Optionally, the quick release structure is a clip type quick release structure; the UV lamp bead substrate is an aluminum substrate.
In a second aspect of the present invention,
the application also provides a plant growth lamp, which comprises an LED lamp component and the UV lamp module;
the UV lamp module is detachably connected with the LED lamp assembly through the quick-release structure.
Optionally, the LED lamp assembly includes a lamp power body and an LED lamp holder;
the LED lamp holder is connected with the lamp power supply body through the lamp holder rotation limiting hinge; the UV lamp module is connected to the lower side surface of the lamp power supply body through the quick-release structure;
the LED lamp comprises a lamp power supply body and is characterized in that a driving power supply module is arranged in the lamp power supply body and used for providing working power supply for the LED lamp holder and the UV lamp module.
Optionally, an opening is formed in the lower side surface of the lamp power supply body, one end of an external power line penetrating through the opening is connected to the driving power supply module, and the other end of the external power line is connected to a power supply input port on the module body;
the side surface of the lamp power supply body is embedded with a main power supply socket, and the inner side end of the main power supply socket is electrically connected with the driving power supply module.
Optionally, the driving power supply module includes a control signal processing unit, a main power supply unit, and an auxiliary power supply unit;
the control signal processing unit is configured to issue an enable signal to the main power supply unit when the indication signal is present;
and the main power supply unit supplies power to the auxiliary power supply unit according to the enabling signal so that the auxiliary power supply unit outputs working current to the UV lamp module.
Optionally, the LED lamp holder comprises a first lamp holder and a second lamp holder, and the first lamp holder and the second lamp holder are symmetrically connected to two sides of the lamp power supply body through lamp holder rotation limiting hinges;
the first lamp holder and the second lamp holder are ladder-shaped structures with the same structure, the ladder-shaped structures comprise supporting arms at two sides and a cross rod part arranged between the supporting arms,
the transverse rod part is provided with an LED light-emitting unit, and one end of each of the two supporting arms is connected to the lamp holder rotation limiting hinge.
This application adopts above technical scheme, possesses following beneficial effect at least:
the utility model provides a UV lamp module, accessible rapid disassembly structure is convenient links to each other with lamp components, makes the vegetation lamp have the ability of sending UV light. Through specific UV lamp pearl configuration, realized sending the UV light that satisfies specific demand among the UV lamp module. And dispose the motion sensor unit that is used for detecting human motion in the module, be favorable to realizing that triggering of UV light transmission stops, prevent UV light to operating personnel's in the plant injury.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the technology or prior art of the present application and are incorporated in and constitute a part of this specification. The drawings expressing the embodiments of the present application are used for explaining the technical solutions of the present application, and should not be construed as limiting the technical solutions of the present application.
Fig. 1 is a schematic structural diagram of a UV lamp module according to an embodiment of the present disclosure;
fig. 2 is an exploded view of a UV lamp module according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a light-emitting mask according to an embodiment of the present disclosure;
FIG. 4 is a cross-sectional view of a light-emitting mask according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of a plant growth lamp according to an embodiment of the present disclosure;
FIG. 6 is a schematic view of another angle of the plant growth lamp according to an embodiment of the present disclosure;
fig. 7 is an exploded view of a portion of a plant growth lamp according to an embodiment of the present disclosure.
In the figure, the position of the upper end of the main shaft,
100-UV lamp module;
110-a module body; 111-power input port; 120-a quick release structure;
130-forming a light cover; 131-a hook structure; 132-local depressions; 140-UV lamp bead substrate; 141-UV lamp beads; 151-pyroelectric sensor probe;
200-an LED light fixture assembly;
210-lamp power supply body; 211-fuselage cover plate; 21101-opening the pores; (ii) a
220-LED lamp holders; 221-a first lamp holder; 222-a second lamp holder; 2201-a support arm; 2202-a crossbar portion; 2203-LED lighting unit;
230-lamp holder rotation limiting hinge; 240-driving power supply module; 250-external power supply line; 260-main power supply socket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present application.
As described in the background, the prior art plant growth lamps have mostly no UV light components, so that the growth of plants lacks part of the spectral components. Few LED vegetation lamps that have UV light can't solve the problem of UV light safety, can't prevent UV light promptly and to operating personnel's in the plant cultivation health injury.
To this, the application provides a UV lamp module for vegetation lamp. In one embodiment, as shown in fig. 1, 2 and 5, the UV lamp module 100 includes a module body 110, specifically, in this embodiment, the module body 110 is a rectangular parallelepiped;
a quick-release structure 120 (for example, the quick-release structure 120 is a clip-type quick-release structure) for connecting with a lamp assembly is arranged on the upper end surface of the module body, a light outlet cover 130 is arranged on the lower end surface of the module body, and a power input port 111 for connecting with an external power line is arranged on one side end surface of the module body 110;
as shown in fig. 2, a UV lamp bead substrate 140 electrically connected to the power input port 111 is disposed in the module body 110, and a light-emitting surface of the UV lamp bead substrate 140 is opposite to the light-emitting cover 130; the number proportion of UVA lamp beads, UVB lamp beads and UVC lamp beads (corresponding to UV lamp beads 141 in figure 2) on the UV lamp bead substrate is a set proportion, and the UV lamp beads are used for emitting UV light meeting design requirements;
it should be noted here that, in order to make plants grow better, in the present application, the emission wavelength of the UVA lamp bead is 315-: UVB: UVC ═ 7: 2: 1.
in addition, in order to prevent the UV light from harming the body of the operator in the plant cultivation, in this embodiment, the UV lamp module further includes a motion sensor unit (not shown in the figure) for detecting whether a person moves within the irradiation range; the motion sensor unit is configured to send out an indication signal for turning off the UV lamp module when the irradiation range is detected to move by a person, wherein the indication signal is a high level signal;
as a specific embodiment, the motion sensor unit includes a pyroelectric sensor probe 151, and in this embodiment, the sensing end of the pyroelectric sensor probe 151 is embedded in the middle of the light outlet cover 130 outward as shown in fig. 1 and 2.
It is easily understood here that in practical implementation, based on the selection of the motion sensor units with different specification functions, the detection range and the sensitivity of the sensor units can be adjusted based on practical requirements in the process of detecting whether a person moves in the irradiation range.
In order to ensure uniformity of the UV light emitted from the module, the mask 130 of this embodiment is specially modified.
Specifically, as shown in fig. 3 and 4, in this embodiment, the light exit cover 130 is a rectangular plate shape as a whole, and the cross section thereof is a concave lens-like structure (shown in fig. 4);
as shown in fig. 4, in the concave lens-like structure, hook structures 131 for facilitating the installation and matching of the light outlet cover and the module body are formed on two sides of the lens, and local recesses 132 for increasing the scattering angle of the UV light are formed on two sides of the lens, for example, in the actual implementation, the scattering angle of the UV lamp beads is 120 °, and the scattering angle of the emitted UV light can reach 150 ° through the concave lens-like structure.
In addition, it is easy to understand that, in the above concave lens structure, the central thickness and the edge thickness of the concave lens are determined based on the position and the size specification of the central UV lamp bead in practice.
The utility model provides a UV lamp module, accessible rapid disassembly structure is convenient links to each other with lamp components, makes the vegetation lamp have the ability of sending UV light. Through specific UV lamp pearl configuration, realized sending the UV light that satisfies specific demand among the UV lamp module. And dispose the motion sensor unit that is used for detecting human motion in the module, be favorable to realizing that triggering of UV light transmission stops, prevent UV light to operating personnel's in the plant injury.
In another embodiment, the present application further provides a plant growth lamp, as shown in fig. 1, 2 and 5, which includes the LED lamp assembly 200 and the UV lamp module 100 as described above;
the UV lamp module 100 is detachably connected to the LED lamp assembly 200 through a quick release structure 120.
Specifically, in this embodiment, as shown in fig. 5 and 6, the LED lamp assembly 200 includes a lamp power body 210 and an LED lamp holder 220;
the LED lamp holder 220 is connected with the lamp power supply body 210 through the lamp holder rotation limiting hinge 230; the UV lamp module 100 is connected to the lower side of the lamp power body 210 through the quick release structure 120.
It should be noted that, as shown in fig. 7, the lower side surface of the lamp power supply body 210 in this embodiment is formed by a body cover plate 211;
as shown in fig. 7, in this embodiment, a driving power module 240 is disposed in the lamp power body 210, and the driving power module 240 is used for providing operating power to the LED lamp holder 220 and the UV lamp module 100.
As a specific embodiment, as shown in fig. 6 and 7, an opening 22101 is provided on the lower side (corresponding to the body cover 211) of the lamp power supply body 210, one end of the external power line 250 passing through the opening 22101 is connected to the driving power supply module 240, and the other end is connected to the power supply input port 111 on the module body 110;
as shown in fig. 7, a main power socket 260 is embedded on the upper side surface of the lamp power body 210, and an inner end of the main power socket 260 is electrically connected to the driving power module 250, and it is easily understood that an outer end of the main power socket 260 is used for connecting an external power supply (e.g., a power supply grid).
As a specific implementation manner, in this embodiment, as shown in fig. 6 and 7, the LED lamp holder 220 includes a first lamp holder 221 and a second lamp holder 222, and the first lamp holder 221 and the second lamp holder 222 are symmetrically connected to two sides of the lamp power body 210 through a lamp holder rotation limiting hinge 230;
the first lamp holder 221 and the second lamp holder 223 are ladder-shaped structures with the same structure, and each ladder-shaped structure comprises support arms 2201 at two sides and a cross rod part 2202 arranged between the support arms,
as shown in fig. 6, the cross bar portion 2202 is provided with an LED light emitting unit 2203, and one end of each of the two support arms 2201 is connected to the lamp holder rotation limiting hinge 230 (as shown in fig. 7, the support arms on one side of the first lamp holder 221 and the second lamp holder 223 in fig. 7).
Adopt foretell lighting fixture structure among the vegetation lamp, the lighting fixture can carry out angle modulation based on articulated connected mode, makes the light that LED luminescence unit sent satisfy actual irradiation angle demand.
In addition, as a specific embodiment, the driving power module 240 includes a control signal processing unit, a main power supply unit, and an auxiliary power supply unit;
the control signal processing unit is configured to send out an enable signal to the main power supply unit when the indication signal exists; the main power supply unit supplies power to the auxiliary power supply unit according to the enabling signal so that the auxiliary power supply unit outputs working current to the UV lamp module;
for example, in practical implementation, the relay may be disposed between the main power supply unit and the auxiliary power supply unit, and the enable signal drives the relay coil and the relay contact to operate, so as to implement the above control operation.
Adopt the mode that above-mentioned main power supply unit and auxiliary power supply unit separation set up, auxiliary power supply unit is used for alone supplying power for the UV lamp module, can make things convenient for the later stage to the maintenance of lamp equipment, and can reduce the manufacturing cost of lamp equipment overall.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A UV lamp module for a plant growth lamp is characterized by comprising a module body;
the upper end face of the module body is provided with a quick-release structure for connecting with a lamp assembly, the lower end face of the module body is provided with a light outlet cover, and the end face of one side of the module body is provided with a power supply input port for connecting with an external power supply line;
a UV lamp bead substrate electrically connected with the power supply input port is arranged in the module body, and a light emitting surface of the UV lamp bead substrate is opposite to the light emitting cover; the number proportion of UVA lamp beads, UVB lamp beads and UVC lamp beads on the UV lamp bead substrate is a set proportion, and the UV lamp beads, the UVB lamp beads and the UVC lamp beads are used for emitting UV light meeting design requirements;
the device also comprises a motion sensor unit for detecting whether a person moves in the irradiation range; the motion sensor unit is configured to send out an indication signal for turning off the UV lamp module when the irradiation range is detected to move by a person.
2. The UV lamp module set forth in claim 1, wherein the UVA lamp bead has a light emission wavelength of 380nm 315-;
the UV light meeting the design requirement specifically comprises the following components in percentage by weight: UVB: UVC ═ 7: 2: 1.
3. the UV lamp module of claim 1, wherein the module body is generally rectangular; the whole light outlet cover is in a rectangular plate shape, and the cross section of the light outlet cover is of a concave lens-like structure;
in the concave lens structure of class, the lens both sides are formed with the couple structure of being convenient for go out light cover and module body installation complex, are formed with the local sunken that is used for making UV light scattering angle increase near the lens both sides.
4. The UV lamp module of claim 1, wherein the motion sensor unit comprises a pyroelectric sensor probe;
the sensing end of the thermoelectric sensor probe faces outwards and is embedded in the middle of the light-emitting cover.
5. The UV lamp module set forth in claim 1, wherein said quick release structure is a snap-on quick release structure; the UV lamp bead substrate is an aluminum substrate.
6. A plant growth lamp comprising an LED light fixture assembly and the UV lamp module of any one of claims 1 to 5;
the UV lamp module is detachably connected with the LED lamp assembly through the quick-release structure.
7. The plant growth lamp of claim 6 wherein the LED light fixture assembly comprises a light fixture power body and an LED light fixture;
the LED lamp holder is connected with the lamp power supply body through the lamp holder rotation limiting hinge; the UV lamp module is connected to the lower side surface of the lamp power supply body through the quick-release structure;
the LED lamp comprises a lamp power supply body and is characterized in that a driving power supply module is arranged in the lamp power supply body and used for providing working power supply for the LED lamp holder and the UV lamp module.
8. The plant growth lamp as claimed in claim 7, wherein the lower side of the lamp power supply body is provided with an opening, one end of an external power line passing through the opening is connected to the driving power supply module, and the other end is connected to a power supply input port on the module body;
the side surface of the lamp power supply body is embedded with a main power supply socket, and the inner side end of the main power supply socket is electrically connected with the driving power supply module.
9. The plant growth lamp of claim 7, wherein the driving power supply module comprises a control signal processing unit, a main power supply unit and an auxiliary power supply unit;
the control signal processing unit is configured to issue an enable signal to the main power supply unit when the indication signal is present;
and the main power supply unit supplies power to the auxiliary power supply unit according to the enabling signal so that the auxiliary power supply unit outputs working current to the UV lamp module.
10. The plant growth lamp of claim 7, wherein the LED lamp holders comprise a first lamp holder and a second lamp holder, and the first lamp holder and the second lamp holder are symmetrically connected to two sides of the lamp power supply body through lamp holder rotation limiting hinges;
the first lamp holder and the second lamp holder are ladder-shaped structures with the same structure, the ladder-shaped structures comprise supporting arms at two sides and a cross rod part arranged between the supporting arms,
the transverse rod part is provided with an LED light-emitting unit, and one end of each of the two supporting arms is connected to the lamp holder rotation limiting hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943351.6A CN113924880A (en) | 2021-08-17 | 2021-08-17 | UV lamp module for plant growth lamp and plant growth lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943351.6A CN113924880A (en) | 2021-08-17 | 2021-08-17 | UV lamp module for plant growth lamp and plant growth lamp |
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| CN113924880A true CN113924880A (en) | 2022-01-14 |
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Application publication date: 20220114 |