CN215480042U - Plant-microorganism composite water ecological purification floating island - Google Patents
Plant-microorganism composite water ecological purification floating island Download PDFInfo
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- CN215480042U CN215480042U CN202122070664.3U CN202122070664U CN215480042U CN 215480042 U CN215480042 U CN 215480042U CN 202122070664 U CN202122070664 U CN 202122070664U CN 215480042 U CN215480042 U CN 215480042U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a plant-microorganism combined type water body ecological purification floating island which comprises a floating bed, a biological bed and a sinking bed from top to bottom, wherein the floating bed is provided with a light through hole and planting holes for planting emergent aquatic plants, an installation frame is connected below the floating bed, the lower end of the installation frame is connected with the sinking bed for planting the sinking plants, and pollutants in a dissolved state and a suspended state in water are absorbed, adsorbed and intercepted by planting the aquatic plants; the biological bed is composed of a framework and a culture carrier, the biological bed is connected in the mounting frame, a biological film formed by artificially added photosynthetic bacteria, phosphorus accumulating bacteria and nitrobacteria is cultured on the culture carrier, and the biological bed is positioned between an upper layer and a lower layer of aquatic plants so as to fully utilize the space of the water body and carry out three-dimensional purification on the water body. In addition, the biological bed is provided with dodges in the dodging hole that leads to the unthreaded hole, can provide sunshine for some microorganism on the biological bed and the submerged plant on the heavy bed to improve its survival rate, thereby sustainably carry out biological purification to the water.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a plant-microorganism composite water body ecological purification floating island.
Background
The eutrophication of water is a global water environment problem, and with the rapid development of social economy, more and more domestic wastewater and industrial sewage are discharged to nature by people. After the wastewater and the sewage enter the water body, the content of nutrient elements such as total nitrogen, total phosphorus and the like in the water body is too high, so that algae can be crazy to breed, the population quantity of organisms in the water is changed, and the ecological balance of the water body is damaged. At present, three main types of methods for treating water eutrophication exist: (1) physical method: such as sewage diversion or diversion, water changing/dilution, sediment dredging, filtration and algae removal, clay algae removal, air flotation algae removal, aeration and oxygen increase and the like, on one hand, the engineering quantity is huge, the operation cost is high, and on the other hand, the water body environment is easy to face the risk of secondary pollution; (2) the chemical method comprises the following steps: if various medicaments or ozone is put in for algae removal, although a certain effect can be achieved in a short time, the problems of incomplete treatment and high cost also exist; (3) biological-ecological method: such as stocking algae-controlling animals, constructing artificial wetlands, planting aquatic vegetation and the like, are the current research focus.
The ecological floating bed is a novel biological ecological restoration technology, and an efficient artificial ecological system is established by taking aquatic plants as main bodies and taking high polymer materials or inorganic non-metal materials and the like as carriers, so that the ecological floating bed has multiple effects of purifying pollution, restoring ecology, improving landscape and the like. The existing ecological floating bed generally takes a high polymer material as a carrier, emergent aquatic plants are artificially planted on the surface of eutrophic water, and nitrogen, phosphorus and organic matters in the water are absorbed and adsorbed by root systems, so that the aim of purifying the water quality is fulfilled.
At present, the existing ecological floating bed is simple in structure and single in function, and can solve the problem of water eutrophication from the root, but if the nitrogen and phosphorus content of the water body is too high, nitrogen and phosphorus pollutants in the water body are difficult to effectively remove only by means of aquatic plants. In order to further research the effects brought by the plant-microorganism combination technology, highlight the advantages of the microorganisms on the nitrogen and phosphorus removal purification effect and improve the treatment effect, the improvement of the existing ecological floating bed is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a plant-microorganism combined type water body ecological purification floating island, which is used for solving one or more technical problems in the prior art and at least providing a beneficial selection or creation condition.
According to the first aspect of the utility model, the plant-microorganism composite water body ecological purification floating island comprises:
the floating bed is provided with a light through hole and is used for planting emergent aquatic plants, and the emergent aquatic plants are planted on the water surface;
the mounting frame is connected below the floating bed, a biological bed for culturing microorganisms is arranged in the mounting frame, and the biological bed is provided with an avoidance hole avoiding the light through hole;
the sinking bed is connected to the mounting rack, the sinking bed is located the below of biological bed, the sinking bed is used for planting benthophyte, benthophyte plants in aqueous.
The plant-microorganism composite water body ecological purification floating island provided by the embodiment of the utility model at least has the following beneficial effects: the utility model is provided with a floating bed and a sinking bed, pollutants in a dissolved state and a suspended state in water are absorbed, adsorbed and intercepted by planting aquatic plants, and a biological bed for culturing microorganisms is arranged between the two layers of aquatic plants, so that the space of a water body is fully utilized, the water body is purified in a three-dimensional manner, and nitrogen and phosphorus pollutants in the water body are effectively removed; in addition, the light passing hole with the setting of dodging the hole can be for some microorganism on the biological bed and the submerged plant on the heavy bed provides sunshine to improve its survival rate, thereby sustainably carry out biological purification to the water.
According to some embodiments of the utility model, the bio-bed comprises a framework mounted to the mounting frame and a culture carrier disposed on the framework. Photosynthetic bacteria, phosphorus accumulating bacteria, nitrobacteria and nutrient substances for culturing microorganisms are uniformly scattered on the culture carrier, so that the biological bed can form high-quality denitrification and dephosphorization microbial colonies, plankton in water can also be attached to the culture carrier to form a rich biological layer, and meanwhile, metabolites of the microorganisms can also be used as nutrient components of aquatic plants, so that good ecological cycle is promoted.
According to some embodiments of the utility model, the number of the bio-beds is plural, and the plural bio-beds are layered on top of each other. With the arrangement, impact of water flow on the biological bed can be reduced.
According to some embodiments of the utility model, the installation frame is wound with a protective gauze at the periphery thereof, and the protective gauze plays roles in buffering water flow and isolating aquatic animals so as to avoid damage to the biological bed caused by torrent or aquatic animals, thereby prolonging the service life of the biological bed.
According to some embodiments of the present invention, the plant-microorganism composite water body ecological purification floating island further comprises an aeration system, the aeration system comprises an aeration pump and an aeration pipe, the aeration pump is installed on the upper surface of the floating bed, the aeration pump is connected with the aeration pipe, and the aeration pipe extends downwards to the sinking bed to supply oxygen to the biological bed and the sinking bed, so as to ensure the purification and restoration effects of the plant-microorganism composite water body ecological purification floating island on the water body.
According to some embodiments of the utility model, in order to optimize the structure of the plant-microorganism composite water body ecological purification floating island, the light passing hole and the avoiding hole are collectively called as a sunlight hole, and the aeration pipe is positioned in the sunlight hole.
According to some embodiments of the utility model, the aeration system further comprises a dissolved oxygen detector located within the mounting frame, the dissolved oxygen detector being in electrical signal connection with the aeration pump. Once the dissolved oxygen detector detects that the oxygen content in the water body purification space is at a low value, the dissolved oxygen detector feeds back to the controller of the plant-microorganism composite water body ecological purification floating island, so that the controller starts the aeration pump to increase the oxygen content in the water body purification space until the dissolved oxygen detector detects that the oxygen content in the water body purification space is at a reasonable value.
According to some embodiments of the utility model, the plant-microorganism composite water ecological purification floating island further comprises an agitation device positioned in the mounting rack, the agitation device is driven by a rotatable impeller, and the agitation device is provided with a water flow detector. Once the water flow detector detects that the water flow in the water body purification space is at a low value, the water flow detector feeds back to the controller of the plant-microorganism composite water body ecological purification floating island, so that the controller intermittently starts the stirring device, and the reduction of the water body purification efficiency due to water flow stagnation is avoided.
According to some embodiments of the utility model, in order to reduce the dependence of the plant-microorganism composite water ecological purification floating island on the commercial power, the upper surface of the floating bed is provided with a photovoltaic power generation device, and the photovoltaic power generation device is provided with a storage battery.
According to some embodiments of the utility model, in order to fix the position of the plant-microorganism composite water body ecological purification floating island, a fixing anchor is connected to the lower end of the mounting frame, and the fixing anchor can be sunk into a river bed.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a front view of a plant-microorganism composite water ecological purification floating island according to an embodiment of the present invention;
fig. 2 is a top view of the plant-microorganism composite water ecological purification floating island according to the embodiment of the utility model.
In the drawings: 100-floating bed, 200-biological bed, 300-sinking bed, 110-light-passing hole, 120-planting hole, 800-emergent aquatic plant, 201-mounting frame, 210-framework, 220-culture carrier, 230-avoiding hole, 900-sinking plant, 202-protective gauze, 410-aeration pump, 420-aeration pipe, 430-dissolved oxygen detector, 421-perforated plastic pipe, 500-photovoltaic power generation device, 510-storage battery, 600-stirring device, 610-impeller, 620-water flow detector and 700-fixing anchor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1 and 2, the plant-microorganism composite water body ecological purification floating island according to the embodiment of the first aspect of the present invention includes a floating bed 100, a biological bed 200 and a sinking bed 300, wherein the floating bed 100 is made of a material having a density less than that of water, such as high density polyethylene, so that the floating bed 100 can float on the water surface, the floating bed 100 is provided with a light through hole 110 and a plurality of planting holes 120, the light through hole 110 is located at a central position of the floating bed 100 and has a diameter greater than that of the planting holes 120, and each planting hole 120 is provided with a planting basket (not shown in the drawing) for planting emergent aquatic plants 800, such as canna, daylily, calamus, etc. In order to better install the field planting basket, the inner wall of planting hole 120 is equipped with the internal thread, and the outer wall of field planting basket be equipped with internal thread accordant connection's external screw thread, so that right the field planting basket is installed and removed.
In addition, the lower bottom surface of the floating bed 100 is connected with a mounting rack 201, the mounting rack 201 can be formed by assembling four PE pipes, the mounting rack 201 is in a trapezoidal structure, and the bottom of the mounting rack is wider than the top of the mounting rack so as to better resist the impact of water flow. The internally connected with of mounting bracket 201 has a plurality of skeletons 210 that the layering set up from top to bottom, skeleton 210 can select to be the wire netting, has all laid cultivation carrier 220 on every layer of skeleton 210, for example pile material or artificial fiber, and cultivate on the carrier 220 evenly spill photosynthetic bacteria, phosphorus-accumulating bacteria, nitrobacteria and be used for cultivateing the nutritive material of microorganism, cultivation carrier 220 can provide good living environment and activity space for the microorganism that adds, improves biodegradable efficiency and purifying effect, this moment skeleton 210 with cultivate carrier 220 and constitute jointly and be used for purifying aquatic pollutant biological bed 200. In order to provide sunlight to the photosynthetic bacteria on the bio-beds 200, all the bio-beds 200 are provided with avoiding holes 230 avoiding the light passing holes 110 to improve the survival rate of the photosynthetic bacteria. The experimental investigation proves that the culture carrier 220 is preferably a double-layered fleece material, which shows good performance in both antimicrobial degradation and biofilm formation, with biofilm yields of up to 129.664g/m after 10 days of culture2So that the bio-bed 200 can form a high-quality microbial colony for denitrification and dephosphorization, plankton in water can be attached to the culture carrier 220 to form a rich-variety bio-layer, and metabolites of the microbes can be used as nutrients of aquatic plants, thereby promoting good ecological cycle. The utility model adopts a three-dimensional multilayer biological membrane structure, so that the biological membrane can be contacted with a water body in a large area, and the ecological restoration efficiency of the water body is improved. In other embodiments, a plurality of biological beds 200 can be arranged side by side in the vertical direction, but the arrangement is easy to subject the biological beds 200 to the impact of water flow, and the biological bed 200 in the middle cannot be fully utilized.
As shown in fig. 1, the sinking bed 300 is connected below the mounting frame 201 through a rope, at this time, the sinking bed 300 is located below the bio-bed 200, since the mounting frame 201 has a trapezoidal structure, the size of the sinking bed 300 is larger than that of the floating bed 100, and the sinking bed 300 is filled with a filler for planting submerged plants 900, such as eel grass, goldfish algae, foxtail algae, hydrilla verticillata, etc. In order to provide sunlight to the submerged plant 900 on the sinking bed 300, the diameter of the avoiding hole 230 is not smaller than the diameter of the light passing hole 110, in this embodiment, the light passing hole 110 and the avoiding hole 230 are collectively referred to as a sunlight hole, and the submerged plant 900 on the sinking bed 300 obtains the external sunlight through the sunlight hole to improve the survival rate of the submerged plant 900. Through the structure, emergent aquatic plants 800 and submerged plants 900 can be planted on the water surface and the water respectively to absorb, adsorb and intercept pollutants in a dissolved state and a suspended state in the water, and a biological bed 200 for culturing microorganisms is arranged between the two layers of aquatic plants to fully utilize the space of the water body and purify the water body three-dimensionally to effectively remove nitrogen and phosphorus pollutants in the water body.
In some embodiments of the present invention, a protective gauze 202 is wound around the periphery of the mounting frame 201, and the protective gauze 202 plays a role in buffering water flow and isolating aquatic animals, so as to prevent the biological bed 200 from being damaged by a rapid flow or aquatic animals, thereby prolonging the service life of the biological bed 200; meanwhile, the hydraulic retention time of the water body passing through the biological bed 200 can be prolonged, so that the water body is fully contacted with the microorganisms on the biological membrane, and a better nitrogen and phosphorus removal effect is achieved.
As shown in fig. 1 and 2, in some embodiments of the present invention, in order to promote the propagation of aerobic microorganisms on the bio-bed 200 and the growth of the submerged plant 900 on the bed 300, the plant-microorganism composite water body ecological purification floating island also comprises an aeration system, the aeration system comprises an aeration pump 410, an aeration pipe 420 and a dissolved oxygen detector 430, the aeration pump 410 is installed on the upper surface of the floating bed 100, the aeration pump 410 is connected to the aeration pipe 420, the aeration pipe 420 is positioned in the sunlight hole, a plastic pipe 421 with a hole for controlling the aeration range is sleeved outside the aeration pipe 420, the perforated plastic pipe 421 is fixed by the framework 210, the aeration pipe 420 extends downwards to the sinking bed 300, so as to ensure the purifying and restoring effects of the plant-microorganism composite water ecological purifying floating island on the water. In addition, in order to control the oxygen content in the water purification space, the dissolved oxygen detector 430 is mounted on the perforated plastic pipe 421, and the dissolved oxygen detector 430 is electrically connected to the aeration pump 410. Once the dissolved oxygen detector 430 detects that the oxygen content in the water body purification space is at a low value, the dissolved oxygen detector 430 feeds back to the controller of the plant-microorganism composite water body ecological purification floating island, so that the controller activates the aeration pump 410 to increase the oxygen content in the water body purification space until the dissolved oxygen detector 430 detects that the oxygen content in the water body purification space is at a reasonable value.
As shown in fig. 1, in some embodiments of the present invention, the perforated plastic pipe 421 is provided with an agitating device 600, and the agitating device 600 drives a rotatable impeller 610 to increase the flow rate of water in the water purification space, thereby preventing the water purification efficiency from being reduced due to the stagnation of water. In order to improve the intelligence of the plant-microorganism composite water body ecological purification floating island, the stirring device 600 is provided with a water flow detector 620, once the water flow detector 620 detects that the water flow in the water body purification space is at a low value, the water flow detector 620 feeds back to the controller of the plant-microorganism composite water body ecological purification floating island, so that the controller intermittently starts the stirring device 600 until the regular water flow in the water body purification space is higher than the low value.
In some embodiments of the present invention, the fixing anchor 700 is connected to the lower end of the mounting frame 201, the fixing anchor 700 can be sunk into the river bed, and when the fixing anchor 700 is sunk into the river bed, the fixing anchor 700 provides a strong holding power, so that the plant-microorganism composite water body ecological purification floating island can be suspended on a corresponding position of the water body, and is not easy to shift or scatter, and has a stronger wind and wave resistance.
In some embodiments of the present invention, since the floating bed 100 of the plant-microorganism composite type water body ecological purification floating island is located on the water surface, and the lighting condition is good, in order to reduce the dependence of the plant-microorganism composite type water body ecological purification floating island on the commercial power, the upper surface of the floating bed 100 is provided with the photovoltaic power generation device 500, the photovoltaic power generation device 500 is provided with the storage battery 510, and the storage battery 510 is electrically connected with the controller. Once the battery 510 is fully charged, the controller is switched to be electrically connected with the battery 510, and once the charge capacity of the battery 510 is too low, the controller is switched to be electrically connected with the commercial power again, so as to save the power consumption cost.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. Plant-microorganism combined type water body ecological purification floating island is characterized by comprising:
the floating bed (100) is provided with a light through hole (110), and the floating bed (100) is used for planting emergent aquatic plants (800);
the mounting rack (201) is connected to the lower portion of the floating bed (100), a biological bed (200) for culturing microorganisms is arranged in the mounting rack (201), and the biological bed (200) is provided with an avoiding hole (230) avoiding the light through hole (110);
the sinking bed (300) is connected to the mounting frame (201), the sinking bed (300) is located below the biological bed (200), and the sinking bed (300) is used for planting submerged plants (900).
2. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: biological bed (200) include skeleton (210) and cultivation carrier (220), skeleton (210) install in mounting bracket (201), cultivation carrier (220) are located skeleton (210).
3. The plant-microorganism composite water body ecological purification floating island according to claim 1 or 2, wherein: the number of the biological beds (200) is multiple, and the biological beds (200) are arranged in a layered manner.
4. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: the periphery of the mounting frame (201) is wound with a protective gauze (202).
5. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: the floating bed aeration device is characterized by further comprising an aeration system, wherein the aeration system comprises an aeration pump (410) and an aeration pipe (420), the aeration pump (410) is installed on the upper surface of the floating bed (100), the aeration pump (410) is connected with the aeration pipe (420), and the aeration pipe (420) extends downwards to the sinking bed (300).
6. The plant-microorganism composite water body ecological purification floating island according to claim 5, wherein: the light through hole (110) and the avoiding hole (230) are collectively called as a sunlight hole, and the aerator pipe (420) is positioned in the sunlight hole.
7. The plant-microorganism composite water body ecological purification floating island according to claim 5, wherein: the aeration system further comprises a dissolved oxygen detector (430) located within the mounting bracket (201), the dissolved oxygen detector (430) being in electrical signal connection with the aeration pump (410).
8. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: the device also comprises an agitating device (600) positioned in the mounting rack (201), wherein the agitating device (600) is driven by a rotatable impeller (610), and the agitating device (600) is provided with a water flow detector (620).
9. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: the upper surface of floating bed (100) is equipped with photovoltaic power generation device (500), photovoltaic power generation device (500) are equipped with battery (510).
10. The plant-microorganism composite water body ecological purification floating island according to claim 1, wherein: the lower end of the mounting rack (201) is connected with a fixed anchor (700).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538622A (en) * | 2022-03-18 | 2022-05-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Ecological reactor |
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2021
- 2021-08-30 CN CN202122070664.3U patent/CN215480042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538622A (en) * | 2022-03-18 | 2022-05-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Ecological reactor |
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