CN215582837U - Water depth plant culture device based on illumination intensity automatic depth adjustment - Google Patents
Water depth plant culture device based on illumination intensity automatic depth adjustment Download PDFInfo
- Publication number
- CN215582837U CN215582837U CN202120882140.1U CN202120882140U CN215582837U CN 215582837 U CN215582837 U CN 215582837U CN 202120882140 U CN202120882140 U CN 202120882140U CN 215582837 U CN215582837 U CN 215582837U
- Authority
- CN
- China
- Prior art keywords
- floating bed
- submerged
- illumination intensity
- planting
- winding device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Hydroponics (AREA)
Abstract
The utility model provides a water depth plant culture device capable of automatically adjusting depth based on illumination intensity, which comprises: the submerged planting floating bed is used for cultivating deep plants, the plurality of fixing rods, the anchor chain and the controller are arranged around the submerged planting floating bed, a winding device is arranged on each fixing rod, the submerged planting floating bed is connected with the winding device through the anchor chain, and the winding device winds and releases the anchor chain to enable the submerged planting floating bed to lift; the submerged planting floating bed is provided with an optical sensor for detecting the illumination intensity, the controller is in communication connection with the optical sensor to receive an electric signal sent by the optical sensor, compares the electric signal with the built-in illumination condition of the illumination intensity, and sends a corresponding control instruction to the winding device, so that the underwater depth of the submerged planting floating bed is adjusted.
Description
Technical Field
The utility model relates to the technical field of ecological restoration, in particular to a water depth plant culture device capable of automatically adjusting the depth based on illumination intensity.
Background
In recent years, the quality of surface water environment in China is stable and medium, but the water environment pollution in areas with dense local population is still not optimistic. The concrete expression is as follows: the transparency of the water body is low, the suspended matter is high, the eutrophication of the water body is caused, and the like, so that submerged plants gradually die, the process of changing the dominant state of large-scale deep-water plants to the state of phytoplankton is accelerated, a series of ecological environmental problems of black and odorous water body, frequent bloom, fish death and the like are caused, and the health of human bodies and the normal performance of water body functions are influenced.
In the lake ecosystem, submerged plants play a critical role because they have the functions of absorbing water body nutritive salt, secreting allelochemicals to inhibit the growth and reproduction of algae, providing diversified habitats for other aquatic organisms, and the like. The submerged plants of the same colleagues are not only the main primary producers of the ecological system of the shallow lake, but also important biological measures for controlling pollution load and improving water quality in the lake.
Photosynthesis is one of important metabolic activities of submerged plants, after photosynthetic characteristics such as optical compensation points of the submerged plants are mastered, the submerged plants are completely immersed in water and are greatly influenced by water environment factors such as transparency of the water body, water quality and wind waves, and the submerged plants fade or even disappear when encountering sudden natural influences such as water level rising or falling. In the nature lake water of wide area, the degree of difficulty that often resumes submerged plant is very big, and how to guarantee that submerged plant resumes regional ability and tends to stably according to predetermined expectation, how to guarantee to satisfy the platform stability and the security of daily device work, is the key problem of research.
SUMMERY OF THE UTILITY MODEL
Based on the above, aiming at the defects of the prior art, the utility model provides a water depth plant culture device capable of automatically adjusting the depth based on illumination intensity, and the placement depth of a planting bed is integrally adjusted according to the underwater illumination condition so as to meet the optimal growth and photosynthesis ecological niche of plants. The defects that the safety stability of the conventional submerged plant planting device in an actual in-situ shallow lake is not high, the wind wave resistance is poor, the experiment operation difficulty is high, the platform reuse rate is low and the like are overcome. And the submerged plants grow vigorously to achieve the effects of continuously purifying the water quality of the region and improving the transparency of the water body.
In order to achieve the above purpose, the solution of the utility model is:
a plant culture apparatus in water depth based on illumination intensity automatic adjustment degree of depth includes:
the submerged planting floating bed is used for cultivating deep plants, the plurality of fixing rods, the anchor chain and the controller are arranged around the submerged planting floating bed, a winding device is arranged on each fixing rod, the submerged planting floating bed is connected with the winding device through the anchor chain, and the winding device winds and releases the anchor chain to enable the submerged planting floating bed to lift;
the submerged planting floating bed is provided with an optical sensor for detecting the illumination intensity, the controller is in communication connection with the optical sensor to receive an electric signal sent by the optical sensor, compares the electric signal with the built-in illumination condition of the illumination intensity, and sends a corresponding control instruction to the winding device, so that the underwater depth of the submerged planting floating bed is adjusted.
In one embodiment, the retaining bar is a segmented structure.
In one embodiment, the fixed rod comprises a first short rod and at least one second short rod, the first ends of the first short rod and the second short rod are respectively provided with a threaded mortise, the second end of the second short rod is provided with a threaded tenon matched with the threaded mortise, and the second end of the first short rod is pointed so as to be inserted into the water bottom.
In one embodiment, the submerged planting floating bed comprises a floating bed body and a planting groove, a substrate for cuttage of submerged plants is filled in the planting groove, a mesh bag is arranged on the substrate to fix the substrate in the planting groove, and the mesh bag is pressed by a counterweight to prevent falling.
In one embodiment, the planting groove is conical and is made of polyurethane porous material so as to be beneficial to the construction of a water body ecological system and the recovery of self-purification capacity.
In one embodiment, the floating bed body is rectangular and is made of corrosion-resistant polyvinyl chloride PVC.
In one embodiment, the winding device comprises a motor and a winding shaft, one end of the anchor chain is fixed on the winding shaft, the other end of the anchor chain is connected with the submerged planting floating bed, the motor drives the winding shaft to rotate so as to wind and release the anchor chain, and the controller is electrically connected with the motor so as to control the forward rotation and the reverse rotation of the motor; preferably, the motor is a stepping motor.
In one embodiment, the fixing rods are respectively arranged at four corners of the submerged planting floating bed to form a stable frame structure so as to enable the submerged planting floating bed to be horizontal.
In one embodiment, the optical sensor is a RL76-3083PK corrosion-resistant and waterproof photoelectric sensor.
In one embodiment, the fixing rod is provided with a floating block, the floating block slides up and down relative to the fixing rod and is fixed in the horizontal direction, and the winding device and the controller are respectively arranged in the floating block.
Compared with the prior art, the utility model has the following advantages:
firstly, the utility model adopts corrosion-resistant materials, can not deform or rot after being placed in water for a long time, and has enough toughness, large bearing capacity and firm structure.
The floating blocks are nested on the fixing rods, the lower ends of the fixing rods are fixed at the bottoms of the river channels and the lakes, and the whole submerged planting floating bed is stabilized, so that the amplitude of fluctuation and shaking after the whole submerged planting floating bed is invaded by the wind waves on the lake surface is reduced, the position of the submerged planting floating bed on the river channels and the lakes cannot deviate, and the wind and wave resistance is improved so as to further enhance the safety and stability of the device: the submerged planting floating bed is connected with floating blocks on four corners through anchor chains to keep the submerged planting floating bed horizontal, the floating blocks can float freely up and down on the fixed columns, the whole submerged planting floating bed can make corresponding floating change along with the lifting or descending of the water level, and the interference influence of the dynamic water level change condition on the original position is eliminated.
Thirdly, the underwater planting floating bed can respond to underwater illumination through the optical sensor, and sends out an instruction to pull the rope through the winding device to adjust the water level of the submerged planting floating bed corresponding to different illumination conditions. By satisfying the corresponding growth thresholds of the light and action of the different submerged plants.
The floating block fixing rod is of a detachable structure, the length of the fixing rod can be adjusted according to the water depth, the requirements of riverways and lakes with different water depths are met, the site adaptability and the random adjustment and control performance are strong, and the floating block fixing rod can be recycled.
And fifthly, the planting groove is formed in the submerged planting floating bed, submerged plants can be planted in the planting groove conveniently, the type, density and range of the planted submerged plants can be adjusted optionally according to the range of the polluted water body and the requirement of the established ecological restoration function, the mesh bag is wrapped outside the substrate in the planting groove, the counter weight is arranged, the mesh bag is pressed by the counter weight and is not easy to fall off, and the depth and stability of the bed body can be controlled stably.
Drawings
FIG. 1 is a schematic structural diagram of a submerged plant cultivation apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a floating bed for submerged planting according to an embodiment of the present invention;
FIG. 3 is a schematic view of a detachable fastening rod according to an embodiment of the present invention;
fig. 4 is a flow chart of a motor closed loop control scheme in accordance with an embodiment of the present invention.
Description of reference numerals: 1-planting floating bed in submerged water; 2-anchor chain; 21-a pull ring; 3-floating block; 4-fixing the rod; 41-short bar; 42-threaded tenon; 43-threaded mortises; 44-a tip; 5-floating bed body; 6-water deep plants; 7-an optical sensor; 13-planting grooves; 131-a counterweight; 132-a substrate; 9-a winding shaft; 10-a motor; 11-a controller.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are only for the convenience of description of the utility model and to simplify the description, and do not indicate or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Referring to fig. 1, for example, a plant cultivation apparatus with depth automatically adjusted based on illumination intensity for composite underwater lawn cultivation in ecologically damaged rivers and lakes includes: the submerged planting floating bed comprises a submerged planting floating bed 1 for cultivating deep plants, a plurality of fixing rods 4, an anchor chain 2 and a controller 11, wherein the plurality of fixing rods 4 are arranged around the submerged planting floating bed 1, each fixing rod is provided with a winding device, the submerged planting floating bed 1 is connected with the winding devices through the anchor chain 2, and the winding devices are used for winding and releasing the anchor chain 2 so as to enable the submerged planting floating bed 1 to lift; the submerged planting floating bed 1 is provided with an optical sensor 7 for detecting the illumination intensity, the controller is in communication connection with the optical sensor 7 to receive an electric signal sent by the optical sensor, compares the electric signal with a built-in illumination condition, and sends a corresponding control instruction to the winding device, so that the underwater depth of the submerged planting floating bed 1 is adjusted. When installed, the optical sensor 7 is level with the height of the plant 6. The application includes but is not limited to making the submerged planting floating bed sink in water through the weight of the submerged planting floating bed or the weight mode of the anchor chain and the like.
Above-mentioned deep plant culture apparatus, a plurality of dead levers encircle submerged planting floats bed 1 and sets up, submerged planting floats bed 1 through anchor chain 2 with coiling mechanism connects, coiling mechanism passes through the rolling and releases anchor chain 2 so that submerged planting floats bed 1 goes up and down, and plants the optical sensor who floats bed 1 setting through submerged planting and make the reaction to illumination under water, and optical sensor 7 sends the signal of telecommunication to controller 11, and the controller will receive illumination intensity and built-in illumination condition and contrast, then to coiling mechanism sends corresponding control instruction to adjust the deep water of submerged planting floats bed 1 under water.
In one embodiment, the controller has built-in lighting conditions of:
(1) inputting the optimum illumination intensity interval of plantmin,fmax]；
(2) Setting daily rise time tLifting of wine(ii) a Sunset time tFall off(ii) a Noon time tPeak(s)(ii) a The allowable error value deltaf of the illumination intensity;
acquiring system time t; if tLifting of wine≤t<tPeak(s)Judging to be in the morning; taking the proper illumination intensity as fmin(ii) a If the real-time illumination value FReal time<fminWhen the illumination is weak, the device rises; if the real-time illumination value FReal time>fmaxThe illumination is strong, and the device descends; if the real-time illumination value (f)min-△f)≤FReal time≤(fminB, +/-deltaf), proper strength and keeping the original shape;
(3) if tPeak(s)≤t<tFall offJudging to be in the afternoon; taking the proper illumination intensity as fmax(ii) a If the real-time illumination value FReal time<fminWhen the illumination is weak, the device rises; if the real-time illumination value FReal time>fmaxThe illumination is strong, and the device descends; if the real-time illumination value (f)max-△f)≤FReal time≤(fmaxB, +/-deltaf), proper strength and keeping the original shape; if t does not belong to [ t ]Lifting of wine，tFall off]If it is determined to be nighttime, the original state is maintained.
Referring to fig. 3, in one embodiment, the fixing rod 4 is a sectional structure. For example, the fixed rod comprises a first short rod and at least one second short rod, the first short rod is detachably connected with the at least one second short rod end to end, the first short rod serves as a first section of the fixed rod and then is connected with the second short rod end to end, threaded mortises are respectively arranged at first ends of the first short rod and the second short rod, a threaded tenon matched with the threaded mortises is arranged at a second end of the second short rod, and the second end of the first short rod is a pointed end so as to be inserted into the water bottom conveniently. For example, the fixed rod is formed by splicing a plurality of short rods 41, the short rods are divided into two types, namely a type A and a type B, one end of the type A of the short rod (41) is a threaded tenon 42, the other end of the type A of the short rod (41) is a threaded mortise 43 installed in a matched mode with the threaded tenon 42, one end of the type B of the short rod is a threaded mortise 43 installed in a matched mode with the threaded tenon 42, and the other end of the type B of the short rod is a pointed end 44. The short rod 41 is a steel pipe, the diameter of the steel pipe is 3-5 cm, and the steel pipe is made of DN75 galvanized pipe with high rigidity and long service life.
As shown in fig. 2, in one embodiment, the submerged planting floating bed 1 includes a floating bed body and a planting groove 13, the planting groove is filled with a substrate 132 for cutting the submerged plant, a mesh bag is arranged on the substrate to fix the substrate in the planting groove, and the mesh bag is pressed by a counterweight 131 to prevent falling off. For example, the conical planting groove is filled with 6-8cm planting soil and 2-4cm broken stones, the overall weight is light, the stability and the anti-overturning capacity of the planting floating bed are improved, submerged plants are planted in the planting groove, and the deep-water type submerged plants can be selected according to local submerged plant pioneer species, so that the survival rate of the deep-water plants is improved.
In one embodiment, the planting groove 13 is a cone shape with a wide upper part and a narrow lower part, and the planting groove is made of a polyurethane porous material so as to facilitate the construction of a water body ecosystem and the recovery of self-purification capacity.
In one embodiment, the floating bed body 5 is rectangular, the side wall of the floating bed body is provided with a pull ring 21, the floating bed body is made of corrosion-resistant polyvinyl chloride (PVC), one end of the anchor chain 2 is hook-shaped, and the winding device is firmly connected with the submerged planting floating bed 1 by hooking the pull ring of the submerged planting floating bed 1.
Referring to fig. 4, in one embodiment, the winding device includes a motor 10 and a winding shaft 9, one end of the anchor chain 2 is fixed on the winding shaft 9, the other end of the anchor chain is connected to the submerged planting floating bed 1, the motor drives the winding shaft to rotate to wind and release the anchor chain 2, and the controller 11 is electrically connected to the motor 10 to control the forward rotation and the reverse rotation of the motor; preferably, the motor is a stepping motor. The length of the anchor chain 2 can be adjusted through the motor, and the underwater depth requirement of the submerged planting floating bed 1 is met.
In one embodiment, the fixing rods are respectively arranged at four corners of the submerged planting floating bed to form a stable frame structure so as to enable the submerged planting floating bed to be horizontal.
In one implementation, the optical sensor employs a RL76-3083PK corrosion-resistant and waterproof photoelectric sensor.
As shown in fig. 1, in one embodiment, a floating block 3 is disposed on the fixing rod, the floating block 3 slides up and down relative to the fixing rod 4 and is fixed in the horizontal direction, and the winding device and the controller 11 are disposed in the floating block 3 respectively. The floating block 3 can float freely up and down on the fixed rod, so that the whole submerged planting floating bed can make corresponding floating change along with the lifting or descending of the water level, and the interference influence of the dynamic water level change condition on the original position is eliminated. When the floating block floating device is installed, the upper end of the fixed rod is exposed out of the water surface, so that the position of the floating block 3 on the fixed rod is adjustable. In another embodiment, the floating block 3 slides up and down relative to the fixing rod 4 and is fixed by a fastener.
Compared with the prior art, the utility model applies the mature ecological floating bed technology to combine, redesigns the integral structure of the sinking bed, can automatically adjust the underwater depth according to the change of the underwater illumination condition, ensures the requirement of the submerged plant on illumination, and simultaneously avoids the light inhibition phenomenon; can effectual regulation submerged plant ecological niche, the water level is adjusted to the characteristics of make full use of the bed body itself, and can avoid because ecological bed aversion problem that influences such as stormy waves, lake flow caused, has improved the holistic stability of device and antidumping ability, and is easy and simple to handle, expands submerged plant's laying space and range of application, more is favorable to purifying the recovery of water body ecological community, is favorable to the popularization of combined quality of water purification technique in city river course, lake. The utility model not only solves the problem of planting deep-water submerged plants, but also can disassemble and recycle all parts of structures and materials, thereby greatly reducing the material cost, having good landscape effect and being popularized and applied to the treatment of riverways and shallow lakes.
Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that modifications and substitutions can be made in the embodiments described above, or in part, features and advantages of the embodiments described above. Any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a deep water plant culture apparatus based on illumination intensity automatically regulated degree of depth which characterized in that includes: the submerged planting floating bed is used for cultivating deep plants, the plurality of fixing rods, the anchor chain and the controller are arranged around the submerged planting floating bed, a winding device is arranged on each fixing rod, the submerged planting floating bed is connected with the winding device through the anchor chain, and the winding device winds and releases the anchor chain to enable the submerged planting floating bed to lift;
the controller is in communication connection with the optical sensor to receive an electric signal sent by the optical sensor, compares the electric signal with a built-in illumination condition, and sends a corresponding control instruction to the winding device so as to adjust the underwater depth of the submerged planting floating bed;
the winding device is characterized in that a floating block is arranged on the fixed rod, the floating block slides up and down relative to the fixed rod and is fixed in the horizontal direction, and the winding device and the controller are respectively arranged in the floating block.
2. The apparatus for deep plant cultivation with automatic depth adjustment based on illumination intensity as claimed in claim 1, wherein the fixing rod is a segmented structure.
3. The apparatus for deep plant cultivation based on illumination intensity automatic depth adjustment of claim 2, wherein the fixing rod comprises a first short rod and at least a second short rod, the first ends of the first short rod and the second short rod are respectively provided with a threaded mortise, the second end of the second short rod is provided with a threaded tenon matched with the threaded mortise, and the second end of the first short rod is pointed so as to be inserted into the water bottom.
4. The device for deep plant cultivation with automatic depth adjustment based on illumination intensity of claim 1, wherein the submerged planting floating bed comprises a floating bed body and a planting groove, the planting groove is filled with a substrate for cutting the submerged plant, the substrate is provided with a mesh bag to fix the substrate in the planting groove, and the mesh bag is pressed by a counterweight to prevent falling off.
5. The apparatus for deep plant cultivation with automatic depth adjustment based on illumination intensity of claim 4, wherein the planting tank is conical and is made of polyurethane porous material to facilitate the construction of water ecosystem and the recovery of self-purification capability.
6. The apparatus for deep plant cultivation with automatic depth adjustment based on illumination intensity of claim 4, wherein the floating bed body is rectangular and is made of corrosion-resistant polyvinyl chloride PVC.
7. The apparatus for deep plant cultivation based on illumination intensity automatic depth adjustment according to claim 1, wherein the winding device comprises a motor and a winding shaft, one end of the anchor chain is fixed on the winding shaft, the other end of the anchor chain is connected with the submerged planting floating bed, the motor drives the winding shaft to rotate so as to wind and release the anchor chain, and the controller is electrically connected with the motor so as to control the forward and reverse rotation of the motor.
8. The apparatus for deep plant cultivation with automatic depth adjustment based on illumination intensity of claim 7, wherein the motor is a stepping motor.
9. The apparatus for deep plant cultivation with automatic depth adjustment based on illumination intensity of claim 1, wherein the fixing rods are respectively disposed at four corners of the floating bed for submerged planting, forming a stable frame structure to keep the floating bed for submerged planting horizontal.
10. The apparatus for plant cultivation in water depth capable of automatically adjusting depth based on illumination intensity as claimed in claim 1, wherein the optical sensor is a RL76-3083PK corrosion-resistant and waterproof photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882140.1U CN215582837U (en) | 2021-04-27 | 2021-04-27 | Water depth plant culture device based on illumination intensity automatic depth adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882140.1U CN215582837U (en) | 2021-04-27 | 2021-04-27 | Water depth plant culture device based on illumination intensity automatic depth adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215582837U true CN215582837U (en) | 2022-01-21 |
Family
ID=79872235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120882140.1U Active CN215582837U (en) | 2021-04-27 | 2021-04-27 | Water depth plant culture device based on illumination intensity automatic depth adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215582837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115299333A (en) * | 2022-09-07 | 2022-11-08 | 绿建生态环境集团有限公司 | Submerged aquatic plant planting machine and using method thereof |
-
2021
- 2021-04-27 CN CN202120882140.1U patent/CN215582837U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115299333A (en) * | 2022-09-07 | 2022-11-08 | 绿建生态环境集团有限公司 | Submerged aquatic plant planting machine and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201999795U (en) | Continuous sedimentation type ecological meshed bed for submerged plants | |
| CN201777934U (en) | Continuous adjustable submerged plant planting net bed | |
| CN103749145B (en) | Submerged plant modularization is growth bed and recover the method for water-bed submerged plant growth | |
| CN106380000A (en) | Ascending and descending dual-buoyancy regulation sinking bed-floating bed water quality purification device | |
| US11440628B2 (en) | Floating hydrophyte planting device | |
| CN204643971U (en) | For the ecological mattress-immobilized microorganism coupling device of water body purification | |
| CN101288386B (en) | Sludge submarine sea cucumber culture tank and breeding method | |
| NO169932B (en) | MARINE FISH FARMING PLANT | |
| CN203530027U (en) | Section rod supporting type submerged plant planting mesh bed | |
| CN103181306A (en) | Gradually submerged type planting device for submerged plants | |
| CN111802292B (en) | Large-scale bottom-sitting type integrated culture fishing ground in deep open sea | |
| CN209824727U (en) | A ecological ladder device for deep water aquatic plant resumes | |
| CN206126972U (en) | Safe formula shallow water lake benthophyte planting device | |
| US5554291A (en) | Methods and apparatus for biodegradation of polluted fluids | |
| CN203683234U (en) | Submerged plant modular growth bed | |
| CN215582837U (en) | Water depth plant culture device based on illumination intensity automatic depth adjustment | |
| CN216134958U (en) | Liftable submerged plant planting device | |
| CN107801627B (en) | Method for culturing laver in shallow water area of outside island reef sea area | |
| CN206428065U (en) | Lawn plant submerged plant artificial aquatic weed combines reinforced ecological floating island | |
| CN211283878U (en) | Automatic ecological chinampa of aquatic plant goes up and down | |
| CN217479166U (en) | In-situ purification device for shallow lake | |
| KR20090067387A (en) | Deep-sea submerged cage farming method and device | |
| CN109183706B (en) | Vegetation regulation system of flood discharge river channel | |
| DE10322111A1 (en) | Marine photo-bioreactor for production of phototropic organisms in tropical or sub-tropical waters | |
| CN215288173U (en) | Combined movable ecological floating bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |