CN112616487A - Device for assisting growth of submerged plants - Google Patents
Device for assisting growth of submerged plants Download PDFInfo
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- CN112616487A CN112616487A CN202011532122.7A CN202011532122A CN112616487A CN 112616487 A CN112616487 A CN 112616487A CN 202011532122 A CN202011532122 A CN 202011532122A CN 112616487 A CN112616487 A CN 112616487A
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- guide device
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- submerged plant
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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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S19/00—Lighting devices or systems employing combinations of electric and non-electric light sources; Replacing or exchanging electric light sources with non-electric light sources or vice versa
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
-
- 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]
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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
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a device for assisting growth of submerged plants, which comprises a light guide system with a cylindrical main body structure, wherein the light guide system consists of a lighting device, a light guide device and a diffuse reflection device which are vertically arranged from top to bottom; the lighting device is positioned in the center of the upper surface of the floating assembly, and the floating assembly is provided with a plurality of grooves for placing the solar photovoltaic panel; the light guide device is a double-layer cylinder with a certain length and is positioned below the floating assembly, and the interface of the light guide device is connected by a waterproof connecting device; the lower part of the light guide device is provided with a plurality of LED lamp strips and a photosensitive camera, and the LED lamp strips and the photosensitive camera are powered by a solar photovoltaic panel; the lower part of the floating component is connected with an anchor block through a steel wire rope. The invention adopts two modes of sunlight and artificial light source to supplement light for the submerged plant, not only can provide optical wavelength with enough intensity for the submerged plant, but also can provide characteristic wavelength for the submerged plant, thereby being convenient for the recovery of the submerged plant.
Description
Technical Field
The invention belongs to the technical field of water body ecological restoration, and particularly relates to a device for assisting growth of submerged plants.
Background
The submerged plant is an important component of a lake ecosystem, is an important primary producer, can absorb a large amount of nutrient elements such as nitrogen and phosphorus in a water body, inhibits algal blooms and plays a role in purifying water quality. Meanwhile, the refuge can be provided for zooplankton, and the inhabitation, oviposition and fattening habitat is provided for fishes. However, with the environmental change, a large amount of nutrient elements such as nitrogen and phosphorus are discharged into the water body, so that the algae are abnormally proliferated, the water quality of the water body is deteriorated, the transparency is obviously reduced, and the submerged plants are greatly disappeared due to insufficient illumination, so that the water quality is further deteriorated. Therefore, submerged plant restoration has become a major approach and target in water ecological restoration.
There are many factors that limit the growth of submerged plants, and light irradiation is one of the main influencing factors. Under natural environment, due to the difference of illumination intensity, submerged plants are distributed in a band shape from the bank side to the deep water area, but along with the rapid reduction of the transparency of the water body, the underwater light intensity of a shallower water area is lower than a plant light compensation point, and the submerged plants are greatly killed. Research shows that all submerged plants are negative plants, the light intensity at the light saturation point and the light intensity at the light compensation point are much lower than those of terrestrial and solar plants, and the light compensation points of many submerged plants only range from 0.5% to 3% of full sunlight, so that the underwater light environment is improved by an auxiliary means, the survival probability of the submerged plants can be effectively improved, and the effect of improving the aquatic ecological environment is achieved.
The existing aquatic plant recovery patents are retrieved through the published patent, such as liftable submerged plant growth and a manufacturing and application method thereof (CN101356881A), the submerged plant is planted on a suspension bed, the depth is adjusted to promote the self-growth of the submerged plant, and nutrient elements in a water body are absorbed, but the recovery problem of the submerged plant on a natural substrate is not solved.
A low-transparency submerged plant light supplementing device (CN208300403U) converts solar energy and wind energy into electric energy and then emits light through an LED lamp, so that normal illumination intensity and light wavelength are supplemented for submerged plants at the bottom of a water to promote the growth of the submerged plants, but the LED lamp at the bottom of a lake is powered by the low-transparency submerged plant light supplementing device through a cable, the influence of the lake hydrological environment on the submerged plant light supplementing device is large, the construction in deep lakes is difficult, and a biological membrane is easily attached to the light supplementing device in the water to influence the light supplementing effect of the submerged plant light supplementing device.
A method and a device (CN107906462A) for promoting the growth of submerged plants in polluted low-transparency water bodies meet the requirements of the submerged plants under water on sunlight by utilizing a special lighting device to collect the sunlight and then transmit the sunlight to the water, but the improvement of the device on the underwater light environment is limited only by depending on a natural light source, and the device is not easy to disassemble and has a narrow application range.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that the device is simple, practical and easy to disassemble, and can effectively assist the growth of the submerged plant with low transparency under the condition of not utilizing additional energy storage, so that the problems that the submerged plant recovers on natural substrate, the LED fixation is greatly influenced by the hydrological environment at the bottom of a lake, the device is not easy to disassemble and the like in the invention are solved.
In order to achieve the purpose, the invention adopts the following technical measures:
the device for assisting the growth of the submerged plants comprises a light guide system with a cylindrical main body structure, wherein the light guide system consists of a lighting device, a light guide device and a diffuse reflection device which are vertically arranged from top to bottom; the lighting device is positioned in the center of the upper surface of the floating assembly, and the floating assembly is provided with a plurality of grooves for placing the solar photovoltaic panel; the light guide device is a double-layer cylinder with a certain length and is positioned below the floating assembly, and the interface of the light guide device is connected by a waterproof connecting device; the lower part of the light guide device is provided with a plurality of LED lamp belts and a photosensitive camera, and the LED lamp belts and the photosensitive camera are powered by the solar photovoltaic panel; and the lower part of the floating assembly is connected with an anchor block through a steel wire rope.
By last, through the sensitization camera, its regular monitoring light intensity under water and shoot the photo, conveniently set up the length of device through monitoring data, effectively avoid submerged plant to grow and shield the device influence leaded light effect. The photosensitive camera and the LED lamp strip are both powered by the solar photovoltaic panel.
Further, the lighting device is a spherical high-light-transmittance film, and the tangent angle of the lighting device to the horizontal plane is 135 degrees +/-10 degrees.
By adopting the structure, the sunlight can be conveniently received at the maximum angle under the condition of saving most materials.
Further, the light guide device is a double-layer cylinder, the inner cylinder is made of a high-light-reflection material, the outer cylinder is made of a seamless steel tube, the inner pipe and the outer pipe are connected through an adhesive, and the LED lamp strip and the lead of the photosensitive camera are arranged between the inner pipe and the outer pipe of the light guide device.
From above, utilize the leaded light device dead weight to make the light guide system can effectively sink into the water, avoid submarine undercurrent to make the leaded light device rock about avoiding simultaneously. Meanwhile, the double-layer round tube can be used for replacing accessories as required, and construction and installation are facilitated. The lead is positioned in the interlayer of the light guide device to avoid damage caused by long-time immersion in water and avoid interference of aquatic organisms.
Preferably, the length of the single-section pipeline of the light guide device is 20-100cm, the diameter of the single-section pipeline is 30-80cm, the single-section pipeline is formed by connecting multiple sections of pipelines, and the pipelines are combined through threads.
By last, can adopt the leaded light device of different length to assemble to the different waters different degree of depth, effectively avoid current device mostly to be the fixed length, can't carry out the problem of field adjustment according to actual conditions, make things convenient for extensive use.
Furthermore, the outside parcel of light guide device's junction has polyethylene polypropylene fibre waterproof material, waterproof connecting device passes through the bolt fastening of kneck, and its both sides respectively have a sealing washer.
By last, can carry out water repellent through above-mentioned structure, effectively avoid the kneck to intake and influence leaded light efficiency.
Further, the diffuse reflection device is positioned at the bottom of the light guide device, is made of optical grade PC, and has a tangent angle of 135 degrees +/-10 degrees with the horizontal plane.
Preferably, the lower part of the light guide device is provided with 2-5 LED lamp belts which are formed by staggering red LED lamps and blue LED lamps, the length of each LED lamp belt is equal to the circumference of the light guide device, each LED lamp belt is wrapped by a light-transmitting waterproof material, the wavelength of each red LED lamp is 650 +/-20 nm, and the wavelength of each blue LED lamp is 440 +/-20 nm.
Adopt above-mentioned structure, the wavelength of two kinds of lamps is the optimum light wavelength of submerged plant, all adopts parallel connection mode to connect between the LED lamp, prevents that partial part from damaging and influencing whole effect, and lamp area quantity is decided by light intensity under water.
By last, light guide device can effectively adapt to the great phenomenon of china's region broad water area condition difference according to the on-the-spot equipment in different waters, can effectively be submerged plant light filling through sunlight and LED lamp area dual mode simultaneously, avoids prior art mostly to single means.
Preferably, the floating assembly is formed by mutually assembling a plurality of floating blocks, the floating blocks are fixed by stainless steel hasps and staggered metal grooves, a certain recess is formed in the center of each floating block for fixing the solar photovoltaic panel, and the area of each floating block is 0.2-1m2。
The number of the floating blocks is determined by the light guide system, and the area of each floating block is 0.2-1m2Is convenient according toThe number of the floating blocks is adjusted at any time under the condition of the water area, so that the floating blocks are convenient to install and use on a large scale.
Compared with the prior art, the invention has the following advantages and effects:
the device for assisting the growth of the submerged plants adopts two modes of sunlight and an artificial light source to supplement light for the submerged plants, and compared with the prior art and the device which mainly rely on a single light source to supplement light for the submerged plants and are greatly influenced by factors such as environment and the like, the device not only can provide illumination with enough intensity for the submerged plants, but also can provide characteristic wavelengths for the submerged plants, and is beneficial to the recovery of the submerged plants. Meanwhile, the device is built in a combined mode, the floating block and the light guide device are standard pieces, so that the device is convenient to mount according to different conditions of different water areas, is convenient to dismount, has a large optical compensation area, is suitable for restoring submerged plants of different water bodies, and effectively avoids the problem that the traditional device needs to be customized according to different environments and is difficult to recycle in different places. The light supplementing device can be put into use on a large scale, can effectively improve the underwater illumination intensity, protects submerged plants from being shaded by algae and cannot grow normally, and is simple, easy to disassemble, convenient and practical.
Drawings
Fig. 1 is a schematic view of the overall structure of the device for assisting submerged plant growth according to the present invention.
Fig. 2 is a top view of the solar photovoltaic panel and floating block combination of the device for assisting submerged plant growth of the present invention.
Fig. 3 is a schematic structural view of a connection part of a light guide device of the device for assisting growth of submerged plants according to the present invention.
Wherein: the solar photovoltaic light guide device comprises a lighting device 1, a light guide device 2, a diffuse reflection device 3, a floating block 4, a solar photovoltaic panel 5, a waterproof connection device 6, an LED lamp strip 7, a small-sized photosensitive camera 8, an anchor block 9, a steel wire rope 10, a bolt 11, an inner cylinder 12 and an outer cylinder 13.
Detailed Description
As shown in fig. 1 to 3, the device for assisting growth of submerged plants of the present invention comprises a light guide system having a cylindrical main structure composed of a light collecting device 1, a light guide device 2, and a diffuse reflection device 3, wherein the light collecting device 1, the light guide device 2, and the diffuse reflection device 3 are vertically arranged from top to bottom, the light collecting device 1 is located at the center of the upper surface of a floating assembly, and the light collecting device 1 is a spherical high-transmittance film having a tangential angle of 135 ° ± 10 ° with respect to the horizontal plane. The diffuse reflection means 3 is located at the bottom of the light guide 2 and is made of optical grade PC, and its tangent angle to the horizontal plane is 135 ° ± 10 °.
The floating component is provided with a plurality of grooves for placing the solar photovoltaic panel 5, the floating component can be formed by mutually assembling a plurality of floating blocks 4, the floating blocks 4 are fixed by stainless steel hasps and staggered metal grooves, a certain recess (groove) is arranged at the center of each floating block 4 for fixing the solar photovoltaic panel 5, and the area of each floating block 4 is 0.2-1m2. The floating blocks 4 can be made of low density polyethylene, can be fixed by stainless steel, and can also be fixed by bolts 11 between the floating blocks 4.
The light guide device 2 is a double-layer cylinder with a certain length and is positioned below the floating assembly, the inner cylinder 12 of the light guide device 2 is made of high-light-reflecting material, the outer cylinder 13 of the light guide device is made of seamless steel pipe, the inner pipe and the outer pipe are connected through adhesive, the light guide device 2 can be formed by connecting multiple sections of pipes, the length of a single section of pipe of the light guide device 2 can be set to be 20-100cm, the diameter of the single section of pipe is 30-80cm, and the joints of the light guide device 2 are connected through a waterproof connecting device 6. The outer part of the joint of the light guide device 2 is wrapped with a polyethylene polypropylene fiber waterproof material, the waterproof connecting device 6 is fixed by bolts at the joint, and two sides of the waterproof connecting device are respectively provided with a sealing ring.
In addition, the lower part of the light guide device 2 is provided with 2-5 LED lamp belts 7 and a photosensitive camera 8, the solar photovoltaic panel 5 supplies power to the LED lamp belts, each LED lamp belt is composed of red light LED lamps and blue light LED lamps in a staggered mode, the length of each LED lamp belt is equal to the circumference of the light guide device 2, each LED lamp belt is wrapped by a light-transmitting waterproof material, the wavelength of each red light LED lamp is 650 +/-20 nm, and the wavelength of each blue light LED lamp is 440 +/-20 nm. The wires of the LED strip 7 and the photosensitive camera 8 are disposed between the inner and outer pipes of the light guide device 2.
The lower part of the floating assembly is connected with an anchor block 9 through a steel wire rope 10, the anchor block 9 is a cylindrical concrete stone block, a hanging ring is arranged on the upper part of the floating assembly, and meanwhile, the floating block 4 of the floating assembly is connected through the steel wire rope 10 to prevent the floating block 4 from floating along with water flow.
The first embodiment is as follows: the method is suitable for lakes with shallow depth and without navigation requirements in ecological restoration.
In the specific implementation of the invention, the lighting device 1 is a spherical high-light-transmittance film, and the tangent angle of the spherical high-light-transmittance film and the horizontal plane is 145 degrees. The light guide device 2 is a double-layer cylinder, the inner cylinder 12 is made of a high-light-reflection material, the outer cylinder 13 is made of a seamless steel pipe, wires of the LED lamp strip 7 and the photosensitive camera 8 are arranged between the inner pipeline and the outer pipeline, the inner pipeline and the outer pipeline are connected through an adhesive, and the length of a single-section pipeline of the light guide device 2 is 100cm, and the diameter of the single-section pipeline is 80 cm.
In the specific implementation of the invention, the lower part of the light guide device 2 is provided with 2 LED lamp belts which are composed of red light LED lamps and blue light LED lamps in a staggered manner, the length of the LED lamp belts is equal to the perimeter of the light guide device, the LED lamp belts are wrapped by light-transmitting waterproof materials, the wavelength of the red light LED lamps is 670nm, the wavelength of the blue light LED lamps is 460nm, and the LED lamps are connected in a parallel connection mode.
In the practice of the invention, the lower portion of the light guide 2 has a small light sensitive camera 8 which monitors the underwater light intensity and takes pictures on a weekly basis.
In the practice of the invention, the diffuse reflection means 3 is made of optical grade PC and has a tangent angle of 145 ° to the horizontal plane.
When the light guide device is implemented, the light guide device 2 is positioned below the center of the floating assembly, and the center of the floating assembly fixes the light guide device 2 through the clamping groove. Each floating block 4 of the floating assembly is fixed with a staggered metal groove by a stainless steel hasp, a certain recess is arranged at the center of each floating block 4 for fixing the solar photovoltaic panel 5, the number of the floating blocks is 4, and the area of each floating block 4 is 0.2m2。
When the underwater light guiding device is specifically implemented, the length of the light guiding device penetrating into the water bottom can be adjusted along with the change of underwater light intensity. The floating blocks 4 are connected through bolts, so that the floating blocks 4 are prevented from sliding on the water surface.
Example two: for lakes with deeper depths which have the requirement of maintaining navigation.
In the specific implementation of the invention, the lighting device 1 is a spherical high-light-transmittance film, and the tangent angle of the spherical high-light-transmittance film and the horizontal plane is 125 degrees. Light guide device 2 adopts double-deck drum, and inside drum 12 is made for high reflecting material, and outside drum 13 is made by seamless steel pipe, and LED lamp area 7 and photosensitive camera 8's wire are arranged in between the interior outer pipeline, and the interior outer pipeline is connected through the adhesive, and the length of light guide device 2's single section pipeline is 20cm, and the diameter is 30cm, by threaded connection between the pipe and the pipe, confirms the pipeline festival number according to the concrete degree of depth of water.
When the light guide device is implemented specifically, the outer part of the joint of the light guide device 2 is wrapped with polyethylene polypropylene waterproof materials, the waterproof connecting device is fixed through bolts at the joint, and two sides of the waterproof connecting device are respectively provided with a sealing ring for waterproof treatment.
In the specific implementation of the invention, the lower part of the light guide device 2 is provided with 5 LED lamp belts which are formed by staggering red light LED lamps and blue light LED lamps, the length of the LED lamp belts is equal to the perimeter of the light guide device, the LED lamp belts are wrapped by light-transmitting waterproof materials, the wavelength of the red light LED lamps is 630nm, the wavelength of the blue light LED lamps is 420nm, and the LED lamps are connected in parallel.
In the practice of the invention, the lower portion of the light guide 2 has a small light sensitive camera 8 which monitors the underwater light intensity and takes pictures on a weekly basis.
In the practice of the present invention, the diffuse reflection means 3 is made of optical grade PC and has a tangent angle of 125 ° with the horizontal plane.
When the solar photovoltaic module is implemented, the light guide device 2 is positioned below the central position of the floating assembly, the floating blocks 4 of the floating assembly are fixed by stainless steel hasps and staggered metal grooves, a certain recess is formed in the center of each floating block 4 and used for fixing the solar photovoltaic panel 5, the number of the floating blocks 4 is 8, and the area of each floating block 4 is 1m2。
The device for assisting the growth of the submerged plants comprises main structures such as a lighting device 1, a light guide device 2, a diffuse reflection device 3, a solar photovoltaic panel 5, a floating block 4, an LED lamp strip 7 and the like, and auxiliary structures such as a waterproof connecting device 6, a steel wire rope 10, an anchor block 9, a small photosensitive camera 8 and the like. Sunlight enters the light guide device 2 through the lighting device 1 and is transmitted to the water surface, and then is supplied to the submerged plants through the diffuse reflection device 3 for growing; meanwhile, the solar photovoltaic panel 5 on the floating block 4 supplies power to the LED lamp strip 7 at the bottom and provides special wavelength for the growth of submerged plants, and the LED lamp strip 7 consists of red light and blue light LED lamps. The bottom of the light guide device 2 is provided with a small-sized photosensitive camera 8 for monitoring the light intensity at the bottom of the water and observing the growth of submerged plants; the light guide device 2 is a detachable double-layer pipeline, the interior of the light guide device is connected by threads, and the light guide device is fixed and waterproof by a waterproof connecting device 6; the anchor block 9 is a truncated cone-shaped concrete stone block, and the upper part of the anchor block is provided with a hanging ring for fixing the steel wire rope 10. The invention has simple and convenient installation, disassembly and maintenance, provides enough optical wavelength and illumination intensity for the growth of the submerged plant without additional energy supply, and is suitable for the recovery of the submerged plant in the low-transparency water body.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can understand that the modifications or substitutions within the technical scope of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides an auxiliary submerged plant grows device which characterized in that: the light guide system comprises a cylindrical main body structure consisting of a lighting device (1), a light guide device (2) and a diffuse reflection device (3) which are vertically arranged from top to bottom;
the lighting device (1) is positioned at the center of the upper surface of the floating assembly, and the floating assembly is provided with a plurality of grooves for placing the solar photovoltaic panel (5);
the light guide device (2) is a double-layer cylinder with a certain length and is positioned below the floating assembly, and the interface of the light guide device (2) is connected by a waterproof connecting device (6);
a plurality of LED lamp belts (7) and a photosensitive camera (8) are arranged at the lower part of the light guide device (2), and are powered by the solar photovoltaic panel (5);
the lower part of the floating assembly is connected with an anchor block (9) through a steel wire rope (10).
2. The device for assisting submerged plant growth according to claim 1, wherein: the lighting device (1) is a spherical high-light-transmission film, and the tangent angle of the lighting device and the horizontal plane is 135 degrees +/-10 degrees.
3. The device for assisting submerged plant growth according to claim 1, wherein: the light guide device (2) is a double-layer cylinder, the inner cylinder (12) is made of high-light-reflection materials, the outer cylinder (13) is made of seamless steel tubes, the inner pipeline and the outer pipeline are connected through adhesives, and wires of the LED lamp strip (7) and the photosensitive camera (8) are arranged between the inner pipeline and the outer pipeline of the light guide device (2).
4. The device for assisting submerged plant growth according to claim 1, wherein: the lower part of the light guide device (2) is provided with 2-5 LED lamp belts (7) which are formed by red LED lamps and blue LED lamps in a staggered mode, the length of each LED lamp belt is equal to the perimeter of the light guide device (2), each LED lamp belt is wrapped by a light-transmitting waterproof material, the wavelength of each red LED lamp is 650 +/-20 nm, and the wavelength of each blue LED lamp is 440 +/-20 nm.
5. The device for assisting submerged plant growth according to claim 1, wherein: the outer portion of the joint of the light guide device (2) is wrapped with a polyethylene polypropylene fiber waterproof material, the waterproof connecting device (6) is fixed through bolts at the joint, and two sides of the waterproof connecting device are respectively provided with a sealing ring.
6. The device for assisting submerged plant growth according to claim 1, wherein: the floating assembly is formed by mutually assembling a plurality of floating blocks (4), each floating block (4) is fixed with a staggered metal groove through a stainless steel hasp, a certain recess is formed in the center of each floating block (4) and used for fixing the solar photovoltaic panel (5), and the area of each floating block (4) is 0.2-1m2。
7. The device for assisting submerged plant growth according to claim 1, wherein: the diffuse reflection device (3) is positioned at the bottom of the light guide device (2), is made of optical-grade PC, and has a tangent angle of 135 degrees +/-10 degrees with the horizontal plane.
8. An apparatus for assisting submerged plant growth according to claim 1 or 2, wherein: the length of the single-section pipeline of the light guide device (2) is between 20 and 100cm, the diameter of the single-section pipeline is between 30 and 80cm, and the single-section pipeline is combined with the single-section pipeline through threads.
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| CN202011532122.7A CN112616487A (en) | 2020-12-22 | 2020-12-22 | Device for assisting growth of submerged plants |
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| CN202011532122.7A CN112616487A (en) | 2020-12-22 | 2020-12-22 | Device for assisting growth of submerged plants |
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Application publication date: 20210409 |