CN218262111U - Target wet cube for improving water quality of wetland or reservoir pond - Google Patents

Abstract

The utility model provides a targeted wet cube for improving the water quality of a wetland or a pond, which adopts a plurality of permeable cages with different sizes and shapes, and the permeable cages are overlapped and combined up and down, left and right to build the targeted wet cube with different levels, different outer surfaces, steps, concave and convex shapes, tower shapes, saddle shapes or arch shapes, and at least one water passing channel is arranged in the permeable cage; the outer surface of the target wet cube is arranged below different depths of a water body in a wetland water area or a reservoir pond, and is provided with a dew surface layer, a shallow water surface layer, a deep water surface layer and a diving bottom layer; various adsorption plants are planted on different depths and different outer surfaces of the targeted wet cube; the targeted wet cube is internally provided with a biosorption filter material layer consisting of a non-metallic mineral substance, a carbon source nutrition layer and a microorganism propagation area, and pollutants such as CODcr, ammonia nitrogen, total phosphorus and the like in the sewage are degraded and removed by targeted absorption.

Description

Target wet cube for improving water quality of wetland or reservoir pond

Technical Field

The utility model relates to an environmental protection technical field, in particular to improve wet cube of target of wetland or storehouse pond quality of water.

Background

Most artificial wetlands achieve the effect of stabilizing water quality by utilizing the physiological and biochemical characteristics that plants and microorganisms need to absorb a large amount of nitrogen and phosphorus as nutrient substances to synthesize self substances in the growth process. Growing aquatic plants, particularly macrophytes, is increasingly gaining attention as an efficient and low-consumption method for improving water quality. The microorganisms are concerned by environmental workers due to the characteristics of small individuals, rapid propagation, strong adaptability, easy mutation and the like and the great potential of degrading and converting pollutants. How to rapidly propagate a large number of microorganisms, and the biochemical action in the microorganisms to degrade pollutants in wastewater are also important tasks of environmental protection workers. The original artificial wetland technology as a treatment facility for high-concentration sewage is not suitable for the new requirements of improving the standard-reaching drainage of sewage treatment plants and slightly polluting river water, pond and wetland water quality under the current new situation to realize the water environment target of rivers and lakes or the recycling of reclaimed water. In recent years, with the progress of urbanization, artificial wetlands have been studied for the purpose of improving the treatment efficiency of artificial wetland pollution in order to solve further pollution of artificial wetlands. And how to design the use equipment which is easy to rapidly propagate and grow microorganisms in the constructed wetland is also the aim of environmental workers.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the water pollution problem in wetland waters to and solve sewage treatment plant and discharge the problem that need carry out degree of depth water treatment in the waste water reservoir pond, provide a wet cube system of target who improves wetland or storehouse pond quality of water. The utility model discloses with the wet cube setting of independent design's target in wetland waters and waste water reservoir pond, to the different materials and the concentration of pollutant in the water, the target absorbs CODcr, BOD that degrade and remove in the sewage ₅ Pollutants such as ammonia nitrogen, total phosphorus and the like, so that the wetland pollution condition is effectively improved and utilized, and the water in the wastewater reservoir pond reaches the surface water environment quality standard and can be discharged into rivers, lakes and seas.

The utility model discloses an improved design wet cube of target of improving wetland or storehouse pond quality of water, its characterized in that adopts the cage body that permeates water of a plurality of not unidimensional, different shapes, superposes the combination from top to bottom and from left to right and builds the wet cube of target of echelonment, concave and convex, tower, saddle form, or arched door shape of different levels, different surfaces; at least one water passing channel is arranged in the water permeable cage body; the outer surface of the target wet cube exists at different depths of a water body in a wetland water area or a reservoir pond, the surface layer exposed above the water surface is a dew surface layer, the surface layer 0-20 cm below the water surface is a shallow water surface layer, the surface layer 20-100 cm below the water surface is a deep water surface layer, and the bottom layer below 100 cm is a diving bottom layer; various adsorption plants are planted on different depths and different outer surfaces of the targeting wet cube, ornamental plants are planted on the dew surface of the targeting wet cube, water-loving cash crops are planted on the shallow surface, emergent aquatic plants or floating plants are planted on the middle layer surface, submerged plants are planted on the diving bottom surface, and the targeting wet cube with different plant types and different depths matched in height is formed.

The permeable cage body of the targeted wet cube is provided with a biological adsorption and filtration material layer, and the biological adsorption and filtration material layer comprises a non-metallic mineral substance layer, a carbon source nutrition layer wrapped on the surface of the non-metallic mineral substance layer and a microorganism breeding area attached to the carbon source nutrition layer; the non-metal mineral is volcanic rock, zeolite, basalt, medical stone, apatite, vermiculite or ceramsite, and the particle size of the non-metal mineral is 15mm-50mm.

Furthermore, the targeted wet cubes with a plurality of steps and platforms or a plurality of shapes are longitudinally arranged in the wetland water area or the reservoir pond at intervals at left and right, are orderly arranged in a staggered manner in height, and pass through water on different layers of the height, the middle and the lower, so that the permeable dam for curve flowing circulating water is formed. Microbial layers of different levels are formed in the permeable dam for circulating water, namely, the upper part of the permeable dam for circulating water is an oxygen consuming layer, the middle part of the permeable dam for circulating water is a facultative layer, and the bottom of the permeable dam for circulating water is an anaerobic layer.

The wet cube of target sets up to length 1-2m, width 1-2m, highly is close the degree of depth in waters or storehouse pond to adjust according to the size and the different quality of water of wetland waters or storehouse pond and build the volume of the wet cube of target.

The water passing channel means that at least one through water passing channel exists in each water permeable cage body in each layer of the targeted wet cube, and the water passing channel occupies 1/4-1/3 of the volume of each water permeable cage body.

Furthermore, the shallow water surface layer of the target wet cube in the permeable dam for circulating water is provided with a paddle type surface aeration oxygenation device. The water permeable cages of the targeted wet cube and with different sizes and shapes are cuboids, cubes, hexagons and cylinders. Convenient hasps are arranged around the permeable cage body, so that the targeted wet cube can be conveniently and freely built or dismantled. The biological adsorption filtering material layer is arranged in mesh bags with different specifications according to the shape or specification of the water permeable cage body and is placed in the water permeable cage body.

The utility model discloses a wet cube of target of improvement wetland or storehouse pond quality of water, in pilot scale and in-service use process, the effectual quality of water pollution problem of having solved in wetland polluted water area and the sewage treatment plant wastewater reservoir pond. Adopt the utility model discloses wet cube of target of independently designing has not only improved the quality of water problem in wetland waters and waste water storehouse pond, still uses the adsorption and filtration material who handles sewage and adopt as bio-feritlizer. The non-metallic mineral substance biological adsorption filtering material of nutrient substances such as organic matters, ammonia nitrogen, total phosphorus and the like adsorbed and filtered in the sewage treatment process is used as a biological bacterial manure substrate, and flowers and plants are planted in a targeted wet cube to be used as landscapes or economic crops for people to enjoy and pick. The utility model discloses simple structure makes simple to operate, has reduced the treatment cost of sewage by a wide margin, has brought immeasurable social and economic benefits, as sewage treatment's effective method, has the important meaning of extensive popularization and application.

Drawings

FIG. 1 is a schematic side view of a targeted wet cube of the present invention;

FIG. 2 is a schematic perspective view of a targeted wet cube.

FIG. 3 is a schematic diagram of a top view structure of a targeted wet cube;

FIG. 4 is a schematic diagram of the internal structure of a targeted wetted cubic permeable cage;

FIG. 5 is an enlarged schematic view of a layer of biosorption filter material;

FIG. 6 is a schematic flow diagram of a permeable circulating water dam;

FIG. 7 is a schematic view showing the distribution of the oxygen bacteria layer formed in the water by the permeable dam;

FIG. 8 is a schematic diagram of a working arrangement for targeting a wet cube in a pond water area;

FIG. 9 is a schematic view of the working arrangement of the targeted wet cube in wetland waters;

Detailed Description

The following are exemplary embodiments of the present invention and detailed descriptions of specific embodiments of the present invention. In the drawings, the size and range of areas may be exaggerated or exaggerated in order to clearly illustrate the present invention, or some graphic structures may not be shown in the case where the text is clear. The size of the preferred embodiments and configurations should not be construed to limit the invention.

The design scheme of the utility model is to solve the problem of water pollution of the water area of the existing wetland and to solve the tail water which is discharged into the pond by the sewage treatment plant and needs to be upgraded; for wetland water area and tail water containing CODcr and BOD ₅ More ammonia nitrogen, total nitrogen and total phosphorusThe problem that the pollutants need to be further reprocessed is solved, and the targeting wet cube for improving the water quality of the wetland or the pond is creatively designed. While solving the problem of wetland water pollution, the adsorption saturated material after sewage treatment is utilized to plant flowers and plants in the targeted wet cube as landscape or to plant economic crops for people to view and pick. Experiments prove that the design of the utility model is feasible and effective.

Referring to fig. 1, 2 and 3, the target wet cube 1 of the present invention is a multi-cuboid or cube-shaped permeable cage 2 with different sizes, which is stacked up and down, left and right, and built into a ladder-shaped or concave-convex three-dimensional target wet cube with different levels and different outer surfaces, as shown in the perspective view of fig. 2 and the top view of fig. 3. Convenient hasps (not shown) are arranged at the four peripheries of the permeable cage body 2 and are mutually built with other permeable cage bodies 2 around, and the targeted wet cube can be conveniently and freely built and detached so as to be convenient to maintain or replace. At least one water passing channel is arranged in each water permeable cage body 2. The utility model can also adopt the shapes of a hexagon, a cylinder and the like to build a tower-shaped, saddle-shaped or arch-shaped three-dimensional targeted wet cube.

The utility model discloses the surface of wet cube of target exists under the different degree of depth of water in wetland waters or storehouse pond, and it is dew superficial layer to expose above the surface of water, 0-20 centimeters below the surface of water be shallow water superficial layer, 20-100 centimeters below the surface of water be the deep water surface layer, 100 centimeters below be the dive bottom surface course. Various adsorption plants 3 are planted on different depths and different outer surfaces of the targeting wet cube, ornamental plants are planted on the dew surface of the targeting wet cube, water-loving cash crops are planted on the shallow surface, emergent aquatic plants or floating plants are planted on the middle layer surface, and submerged plants are planted on the diving bottom surface, so that the targeting wet cube with different types of plants 3 and different depths and heights in match is formed.

As the targeted wet cube is built into different layers and shapes of different outer surfaces, at least one through water passage occupying 1/4-1/3 of the volume of the permeable cage body exists in each permeable cage body 2 in each layer of the targeted wet cube 1. Therefore, when flowing water passes through the target wet cube 1, different water pressures and turbulences can be generated on all layers of the target wet cube 1 and in each water passage 3, and the function of increasing oxygen into the water is achieved.

Referring to fig. 4 and 5, a biosorption filter material layer 4 is arranged in the permeable cage body 2 of the target wet cube 1, and the biosorption filter material layer 4 comprises a non-metal mineral substance layer 4-1, a carbon source nutrition layer 4-2 wrapping the surface of the non-metal mineral substance layer 4-1, and a microorganism breeding area 4-3 attached to the carbon source nutrition layer. The non-metallic mineral substance layer 4-1 is selected from natural materials such as volcanic rock, zeolite, basalt, maifanitum, tuff, vermiculite, etc., or artificially made ceramsite, etc., and has particle diameter of 15-50 mm. The non-metallic minerals have the characteristics of porosity, large specific surface area, strong adsorption capacity and strong filtering capacity, thereby becoming the porous biological adsorption filtering material layer 4 for the propagation of microorganisms. The biological adsorption filter material layer 4 can strongly adsorb and degrade various pollutants in the sewage, and adsorb, degrade and remove organic pollutants or other pollutants in the sewage.

The utility model adds a carbon source nutrition layer 4-2 in a non-metallic mineral substance layer 4-1 of a biological adsorption filtration material layer 4, the carbon source nutrition layer 4-2 is wrapped on the surface of the non-metallic mineral substance layer 4-1, and a microorganism breeding area 4-3 is arranged on the carbon source nutrition layer 4-1; the microorganisms in the microorganism breeding area 4-3 can absorb and degrade the microorganisms of the pollutants in a large amount through absorbing the carbon source nutrition layer 4-1. The cultured microorganisms are mixed and contacted with pollutants in a wetland polluted water area or a wastewater pool, and the pollutants in the sewage are absorbed and degraded by the biochemical action of the microorganisms. Through the strong adsorption of the nonmetallic minerals, the microorganisms adsorbing saturated pollutants are attached to the pores and the surfaces of the nonmetallic minerals and continuously propagate and grow. The utility model discloses a biological adsorption filtration material layer 4 can be according to the shape or the specification dress of the cage body 2 that permeates water put into the cage body 2 that permeates water in a plurality of meshwork bags of different specifications to convenient change and maintenance.

Referring to fig. 6 and 7, the utility model discloses can design as the wet cube 1 of target of a plurality of ladders and platform or multiple shape, vertically control interval cross arrangement about in wetland waters or storehouse pond, the height is fallen in order and is put to the height is crossed at the wet cube of target height, well, low different aspect, thereby form the permeable dike that one or more curves flow circulation water in wetland waters or storehouse pond. In the permeable dam for circulating water, microorganisms in the targeted wet cube 1 propagate and grow at different positions and different levels in the water body, and microbial layers of different levels are formed in the water body around the permeable dam; the upper portion of permeable dike is oxygen consuming bacterium layer 5, and the middle part of permeable dike is facultative bacterium layer 6, and the bottom of permeable dike is anaerobe layer 7, has created the pollutant oxygen bacterium layer that each adapts to for the microorganism of different levels and different hobby to make microorganism constantly breed the growth in the pollutant oxygen bacterium layer that each adapts to. Meanwhile, a paddle type surface aeration oxygenation device is further arranged on the shallow water surface layer of the targeted wet cube, and a good environment for culture domestication and rapid propagation is provided for a microorganism propagation area in the targeted wet cube.

Referring to fig. 8 and 9, the utility model discloses can set up the wet cube of target as length 1-2m, width 1-2m, highly be close to the degree of depth of waters or storehouse pond to adjust the volume of setting up the wet cube of target according to the size and the different quality of water of wetland waters or storehouse pond volume.

The utility model discloses a COD, BOD in wet land pollution waters or waste water storehouse pond are absorbed and degraded to wet cube of target ₅ Pollutants such as ammonia nitrogen, total phosphorus and the like can effectively improve the water quality of the wetland or the reservoir, and the pollutant materials such as ammonia nitrogen, total phosphorus and the like can be effectively utilized.

In the actual pilot test process, the water in the wetland polluted water area or the reservoir pond continuously enters or circulates through the targeted wet cube 1, and the nonmetal mineral substance biosorption filter material layer can absorb and filter the COD and the BOD with the mass percent of 50-80% ₅ And pollutant elements such as ammonia nitrogen, total phosphorus and the like. When organic elements such as ammonia nitrogen, total phosphorus and the like absorbed and filtered in the non-metal mineral substance biological absorption and filtration material layer are used as fertilizers for planting houttuynia cordata experiments, the taste and the nutrient content of the grown houttuynia cordata prepared into dishes and the taste and the nutrient content of the grown houttuynia cordata on the land are not like two.

Example 1

Referring to fig. 1, 6 and 8, this example is a pilot experiment of wastewater treatment performed in a wastewater pond discharged from a sewage treatment plant in south Yunnan Xizhou. The length, width and depth of the waste water storage pond are about 80m multiplied by 8m multiplied by 2m, 5 waste water storage ponds are provided in total, and the daily treatment capacity is 2000m ³ 。

In the embodiment, firstly, a plurality of permeable cages 2 with the length and the width of 500cm are manufactured according to the volume of the waste water reservoir pond, a water passing channel 3 is manufactured in each permeable cage 2, and the manufactured biological adsorption and filtration material layer 4 is put into a designed mesh bag and then put into each permeable cage 2. A carbon source nutrition layer 4-2 is added in the non-metal mineral substance layer 4-1 of the biological adsorption filter material layer 4, the carbon source nutrition layer 4-2 is wrapped on the surface of the non-metal mineral substance layer 4-1, and a microorganism propagation area 4-3 is arranged on the carbon source nutrition layer 4-1. A plurality of permeable cages 2 are overlapped and combined up and down and left and right through hasps 4, and a stepped targeted wet cube 1 with 4 layers of outer surfaces, 3.5m of bottom surface length, 2m of width and 2m of height close to the depth of a reservoir pond is built. Then 5 targeted wet cubes 1 are longitudinally arranged in the wastewater reservoir at equal intervals along two sides of the reservoir at intervals in a crossed manner. When the dam works, water flowing through the reservoir pond flows through different layers of the step-shaped target wet cube 1, namely the high layer, the middle layer and the low layer, and the middle of the water passing channel of the target wet cube 1, so that the water passing dam for circulating water through curved flow is formed. And a paddle type surface aeration oxygenation device is also arranged on the shallow water surface layer of the targeted wet cube to aerate and oxygenate water. The cultured and propagated microorganisms are mixed and contacted with pollutants in the waste water pond, so that the organic pollutants in the sewage are strongly adsorbed, degraded and removed by the mass-propagated microorganisms, the waste water in the pond is purified, and the water quality in the pond is further improved. And reaches the IV or III standard of the surface water environmental quality standard, can be directly discharged into rivers, lakes and seas, and completely meets the daily treatment capacity of 2000m ³ The requirement of waste water.

Through inciting somebody to action the utility model discloses a wet cube of target has gained very showing effect at the in-process that adsorbs degradation waste water pollutant in the in-process of this waste water storehouse pond. The following table 1 is the comparison of the water quality of the inlet and outlet tested by the third party before and after the pilot test:

TABLE 1 actual inlet water quality and outlet water quality requirements of pilot plant experiments

Serial number	Item	Unit of	Quality of inlet water	Quality of effluent water	IV-class standard water quality
						1	Chemical Oxygen Demand (COD)	(mg/L)	50	23	30
2	Biochemical Oxygen Demand (BOD) 5 )	(mg/L)	10	4	6
						3	pH value	(mg/L)	6-9	7.8	6-9
4	Ammonia nitrogen	(mg/L)	5	0.2	1.5
						5	Total nitrogen	(mg/L)	15	1.2	1.5
6	Total phosphorus	(mg/L)	0.5	0.15	0.3

The embodiment aims at different substances and concentrations of pollutants in the water body, and the CODcr and BOD in the sewage are degraded and removed in a targeted absorption way ₅ Pollutants such as ammonia nitrogen, total phosphorus and the like, so that the wetland pollution condition is effectively improved and utilized, and the water in the wastewater reservoir pond reaches the surface water environment quality standard and can be discharged into rivers, lakes and seas.

From above-mentioned pilot test experimental result can see, the utility model discloses a wet cube of target has surpassed the required index that reaches of pollutant index in former useless reservoir pond in the actual trial run to this useless reservoir pond, and the play water quality of water in the upper table has reached surface water environmental quality standard IV class standard, can directly discharge to rivers, lakes and sea and go.

Example 2

Referring to fig. 2, in the present embodiment, during the water treatment process of the reservoir, the bio-adsorption filtration material layer 4 in the permeable cage 2 of the target wet cube 1 adsorbs a large amount of organic phosphorus, nitrogen, potassium and other organic substances. In the embodiment, various plants are tried on different steps of the underwater targeted wet cube 1, for example, different varieties of vegetables and flowers and plants are planted on the dew surface of the targeted wet cube 1, the shallow water surface of the targeted wet cube 1 and the deep water layer below the water surface, so that three-dimensional vegetation is formed. The houttuynia cordata and the water lotus plant species grown after the trial planting all obtain favorable planting effects. The taste and the nutritional value of the cold dish made of the houttuynia cordata after being picked do not have the same value as those of the cold dish purchased in the dish market. Meanwhile, the plants planted under water can also play a role in purifying water quality.

Example 3

Referring to fig. 9, fig. 9 is a schematic view of the working arrangement of the targeted wetting cubic system in wetland waters. The only difference is that the target wet cube system is placed in different modes in the wetland water area. Because the wetland water area is wide, the arrangement of the target wet cubes in the narrow water area is the same as that in the embodiment 1, and the two target wet cubes are arranged in the wetland water area back to back, and the target wet cubes in the wetland water area are arranged according to the size of the water area and the change of water quality detection. Embodiment 3 uses the wet cube system of the utility model of targeting in wetland waters, makes the quality of water of wetland further promote like embodiment 1.

The above is only the preferred embodiment of the present invention, and not the limitation of the present invention, for those skilled in the art, various improvements can be made without departing from the design principle of the present invention, and these improvements should also be regarded as the protection scope of the present invention.

Claims (10)

1. A targeted wet cube for improving the water quality of a wetland or a reservoir pond is characterized in that a plurality of permeable cages with different sizes and shapes are adopted, and the permeable cages are superposed and combined from top to bottom and from left to right to build the targeted wet cube with different levels and different outer surfaces in a ladder shape, a concave-convex shape, a tower shape, a saddle shape or an arch shape; at least one water passing channel is arranged in the water permeable cage body;

the outer surface of the target wet cube exists at different depths of a water body in a wetland water area or a reservoir pond, the surface layer exposed above the water surface is a dew surface layer, the surface layer 0-20 cm below the water surface is a shallow water surface layer, the surface layer 20-100 cm below the water surface is a deep water surface layer, and the bottom layer below 100 cm is a diving bottom layer;

various adsorption plants are planted on different depths and different outer surfaces of the targeting wet cube, ornamental plants are planted on the dew surface of the targeting wet cube, water-loving cash crops are planted on the shallow surface, emergent aquatic plants or floating plants are planted on the middle layer surface, submerged plants are planted on the diving bottom surface, and the targeting wet cube with different plant types and different depths matched in height is formed.

2. The targeted wet cube of claim 1, wherein a bio-adsorbent filtration material layer is disposed in the permeable cage of the targeted wet cube, and the bio-adsorbent filtration material layer comprises a non-metallic mineral layer, a carbon source nutrition layer coated on the surface of the non-metallic mineral layer, and a microorganism propagation area attached to the carbon source nutrition layer.

3. The targeted wetted cube of claim 2, wherein the targeted wetted cube has a plurality of steps and platforms or shapes, is longitudinally arranged in the wetland water area or pond at equal intervals from left to right, is orderly arranged in staggered high and low positions, and is capable of flowing water at different levels, such that a permeable dam with curved flow and circulating water is formed.

4. The targeted wetted cube of claim 3, wherein the permeable water dam is filled with the circulating water and has different levels of microorganism layers, namely, an aerobic layer at the upper part, a facultative layer at the middle part and an anaerobic layer at the bottom part.

5. The targeted wet cube of claim 3, wherein the targeted wet cube is configured to have a length of 1-2m, a width of 1-2m, and a height close to the depth of the water area or pond, and the amount of the targeted wet cube to be built is adjusted according to the size of the wetland water area or pond and different water qualities.

6. The targeted wet cube of claim 1, wherein said water passage means that at least one through water passage is present in each of said water permeable cages in each level of said targeted wet cube, said water passage occupying 1/4 to 1/3 of the volume of each water permeable cage.

7. The targeted wet cube of claim 4, wherein the shallow water surface layer of the targeted wet cube in the water permeable dam that circulates water is provided with a paddle surface aeration oxygenation device.

8. The targeted wet cube of claim 6, wherein the plurality of differently sized and shaped water permeable cages of the targeted wet cube are cuboid, cube, hexagonal, cylindrical shaped water permeable cages; convenient hasps are arranged around the permeable cage body, so that the targeted wet cube can be conveniently and freely built or dismantled.

9. The targeted wet cube of claim 2, wherein the non-metallic mineral is volcanic rock, zeolite, basalt, medical stone, apatite, vermiculite, or ceramsite, having a particle size of 15mm to 50mm.

10. The targeted moist cube of claim 2, wherein the bio-adsorbent filtration material layer is placed in the water permeable cage in mesh bags of different sizes depending on the shape or size of the water permeable cage.

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