CN211255418U

CN211255418U - Submerged type ecological bed for habitation

Info

Publication number: CN211255418U
Application number: CN201922034601.5U
Authority: CN
Inventors: 袭梅; 李粟果; 胡罡; 蒋明; 孙裕琴
Original assignee: Nanjing Dengbo Ecological Technology Co ltd
Current assignee: Nanjing Dengbo Ecological Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-14
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a submerged ecological bed for habitation, which comprises a frame, an ecological net film, a side net, supporting legs, an aeration reoxygenation device, a blower, an aeration main pipe and an aeration hose; the frame is fixed on the lower sewage layer through a plurality of supporting legs, and the ecological net film is laid on the frame; an aeration reoxygenation device is arranged below the center end of the ecological net film; wherein the air outlet of the blower is connected with the main aeration pipe, and the main aeration pipe is communicated and fixed with the aeration reoxygenation device through an aeration hose; a microorganism attaching base, large-scale benthonic animals and plant sprouts are arranged on the ecological net film; the ecological net film is formed by covering a nylon net, canvas and non-woven fabrics in a combined manner; wherein the nylon net is arranged as an upper layer and a lower layer and is arranged in the middle in a non-woven manner; the utility model adopts the combination of physical and biological methods to implement ecological water purification; has better degradation effect on ammonia nitrogen, nitrate nitrogen, phosphate and COD in the water body.

Description

Submerged type ecological bed for habitation

Technical Field

The utility model relates to an ecological purification treatment of surface water, in particular to a submerged ecological bed for undergrowth.

Background

Along with the industrial process of city development, the water pollution of river channels, lakes, small water bodies and the like is serious, the odor and blackening occur, the eutrophication is serious, and the environmental protection of the whole body is not facilitated; polluted water bodies generally need to be treated and purified.

The current main methods for treating surface water comprise a physical method, a chemical method and an ecological biological treatment method; the physicochemical method comprises: measures such as dredging, mechanical cleaning, medicament flocculation algae killing and the like; the advantages of quick effect and simple process are achieved, but the investment cost is high, and the long-acting durability is not achieved; and the biological ecological management is to utilize biological food net chains to absorb and degrade pollutants, and has the characteristics of nature, environmental protection, stability, durability, good landscape effect and the like.

Aiming at some water bodies with serious pollution, sediment pollution and siltation, low dissolved oxygen, low transparency and the like, the organisms such as plants, microorganisms, fishes, benthonic animals and the like can not survive directly, so that the resource waste is caused, and the pollution is increased; how to implement biological ecological management in water bodies with poor conditions needs innovation and implementation of technologies and measures.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model discloses a submerged ecological bed for living, which effectively solves the problems and implements the habitat transformation on eutrophication and low dissolved oxygen water bodies; the water quality purification is realized; and (5) propagating aquatic organism communities.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the submerged ecological bed for the habitation comprises a frame, an ecological net film, a side net, supporting legs, an aeration reoxygenation device, a blower, an aeration main pipe and an aeration hose; the frame is fixed on the lower sewage layer through a plurality of supporting legs, and the ecological net film is laid on the frame; an aeration reoxygenation device is arranged below the center end of the ecological net film; wherein the air outlet of the blower is connected with the main aeration pipe, and the main aeration pipe is communicated and fixed with the aeration reoxygenation device through an aeration hose; the outer edge part of the frame is provided with a side net; a microorganism attaching base, large-scale benthonic animals and plant sprouts are arranged on the ecological net film; the ecological net film is formed by covering a nylon net, canvas and non-woven fabrics in a combined manner; the canvas is characterized in that the nylon net is arranged as an upper layer and a lower layer, and is arranged in the middle in a non-woven manner, and the circle center of the canvas and the circle center of the nylon net are on the same vertical line; the radius of the canvas is less than or equal to one half of the radius of the nylon net; the canvas has the function of guiding the micropore aeration bubbles by utilizing the small ventilation of the canvas, so that the bubbles are ensured to be distributed more uniformly; the microorganism attaching base adopts polyethylene material combined type filler.

Furthermore, the center of the microorganism attaching base is a fiber rope, a plurality of small attaching units with the interval of 80mm are arranged on the fiber rope, and the diameter of each attaching unit is phi 150 mm; the material fiber structure is used for attaching microorganisms to realize the proliferation of the microorganisms.

Furthermore, the frame is welded into an approximately circular frame by adopting stainless steel materials, so that the structural strength is improved.

Further, the large benthonic animals can be snails, corbicula or other benthonic animals; can survive under the conditions of increasing dissolved oxygen and building and avoiding microorganism attached base materials.

Further, the distance between the plane of the aeration disc at the top of the aeration reoxygenation device and the bottom of the growing bed is 30-50 cm.

Furthermore, the blower is a Roots blower, the air outlet main air pipe is a galvanized pipe, the aeration main pipe is a PVC pipe, and the aeration hose is connected by a PVC steel wire hose.

Further, a certain amount of curly pondweed herb karyophosphium buds and bitter herb seeds are added on the bedded omentum, and the seeds can be buried in the non-woven fabrics.

Because the dissolved oxygen of the polluted water body is low, particularly the middle and lower layers are in an anaerobic habitat, the whole system is arranged in the underwater layer, and the low dissolved oxygen environment is improved by utilizing an aeration system. The aeration reoxygenation device is positioned at the lowest layer of the whole system, namely the bottom of the water body; a bed is placed in the middle; arranging microorganism attaching bases, large-scale benthonic animals, plant growth tubers or spores on the habitat bed; the non-woven fabric can adsorb bubbles, so that the oxygen retention time is prolonged; the sediment and the suspended matters are adsorbed, and a certain food base is provided for the benthonic animals.

The micro-ecological environment of the polluted water body is built, and the device sequentially comprises the following processes: diffusing the oxygen-enriched bubbles; absorbing and diffusing by a net film; adsorbing and settling suspended matters; filtering the feed of the benthonic animals; the attaching base microorganism expands, breeds and adsorbs the hanging membrane; the submerged plants are planted for germination and growth.

The utility model discloses following beneficial effect has:

1. the utility model adopts the combination of physical and biological methods to implement ecological water purification; a small ecological system is built by utilizing oxygen, microorganisms, benthonic animals and submerged plants. Has better degradation effect on ammonia nitrogen, nitrate nitrogen, phosphate and COD in the water body.

2. Increasing dissolved oxygen in the water bottom layer by utilizing micropore aeration; the upward transfer of the bubbles is intercepted by the growing bed, so that the bubbles are dispersed and reduced, the retention time in the bottom area of the growing bed is increased, and the oxygen dissolving effect is better

3. The microorganism can be fixed in a field planting way by utilizing the adhesion effect of the microorganism adhesion base, and aerobic microorganisms such as bottom layer nitrobacteria and the like can be increased by combining oxygenation, so that the microbial community of the water body is improved.

4. The whole device can build a small environment for the benthonic animals to perch and breed, reduce the herding of fishes to the benthonic animals, and improve the survival rate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of a biofilm;

FIG. 3 is a top view of the omentum;

FIG. 4 is a plan view of an aeration plate;

in the figure: 1-frame, 2-ecological net film, 3-side net, 4-supporting feet, 5-microporous aeration disc, 6-blower, 7-aeration main pipe, 8-aeration hose, 9-aeration disc plane, 10-plant sprout, 11-benthonic animal and 12-microorganism attaching base. 2-1-nylon net, 2-2-canvas and 2-3 non-woven fabrics.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

The submerged type ecological bed for the habitation comprises a frame 1, an ecological net film 2, a side net 3, supporting legs 4, an aeration reoxygenation device 5, a blower 6, an aeration main pipe 7 and an aeration hose 8; the frame 1 is made of stainless steel materials and welded into an approximately circular frame. The frame 1 is fixed on a sewage lower layer through four supporting feet 4, and the ecological net film 2 is laid on the frame 1; an aeration reoxygenation device 5 is arranged below the center end of the ecological net film 2; wherein the air outlet of the blower 6 is connected with an aeration main pipe 7, wherein the aeration main pipe 7 is communicated and fixed with the aeration reoxygenation device 5 through an aeration hose 8; the outer edge part of the frame 1 is provided with a side net 3; a microorganism attaching base 12, a large benthonic animal 11 and a plant bud seedling 10 are arranged on the ecological net film 2; the ecological net film 2 is formed by covering a nylon net 2-1, canvas 2-2 and non-woven fabrics 2-3 in a combined manner; wherein the nylon net 2-1 is arranged as an upper layer and a lower layer, the non-woven fabric 2-3 is arranged in the middle, and the circle center of the canvas 2-2 and the circle center of the nylon net 2-1 are on the same vertical line; the radius of the canvas 2-2 is equal to one half of the radius of the nylon net 2-1. Adding a certain amount of curly pondweed herb phosphorus bud and bitter herb seed on the bedridden net film 2, and embedding the seed in the non-woven fabric 2-3.

The microorganism attaching base 12 is made of polyethylene material combined type filler. The center of the microorganism attaching base 12 is a fiber rope, a plurality of small attaching units with the interval of 80mm are arranged on the fiber rope, and the diameter of each attaching unit is phi 150 mm.

The large benthonic animal 11 may be a snail or a clam.

The distance between the top of the aeration plate plane 9 on the aeration reoxygenation device 5 and the bottom of the growing bed is 45 cm.

The blower 6 is a Roots blower, the air outlet main air pipe is a galvanized pipe, the aeration main pipe is a PVC pipe, and the aeration hose 8 is connected by a PVC steel wire hose.

The micro-ecological environment of the polluted water body is built, and the device sequentially comprises the following processes: diffusing the oxygen-enriched bubbles; adsorbing and diffusing the ecological net film; adsorbing and settling suspended matters; filtering the feed of the benthonic animals; the attaching base microorganism expands, breeds and adsorbs the hanging membrane; the submerged plants are planted for germination and growth. Micropore aeration is adopted for aeration, so that the air output is dispersed more uniformly, and the disturbance of bottom mud is reduced; and the dissolved oxygen of the water bottom layer is increased by utilizing the micropore aeration; the upward transfer of the bubbles is intercepted by the growing bed, so that the bubbles are dispersed and reduced, the retention time in the bottom area of the growing bed is increased, and the oxygen dissolving effect is better; by utilizing the adhesion effect of the microorganism attaching base 12, the microorganism can be fixedly planted and increased in oxygen, aerobic microorganisms such as bottom layer nitrobacteria and the like can be increased, and the microbial community of the water body is improved; can build a small environment for the benthonic animals 12 to inhabit and breed, reduce the herding of the fishes to the benthonic animals, and improve the survival rate.

Claims

1. The submerged ecological bed for the habitation is characterized in that: comprises a frame (1), an ecological net film (2), a side net (3), supporting legs (4), an aeration reoxygenation device (5), a blower (6), an aeration main pipe (7) and an aeration hose (8);

wherein the frame (1) is fixed on the lower layer of sewage through a plurality of supporting feet (4), and the ecological net film (2) is laid on the frame (1); an aeration reoxygenation device (5) is arranged below the center end of the ecological net film (2); wherein the air outlet of the blower (6) is connected with an aeration main pipe (7), wherein the aeration main pipe (7) is communicated and fixedly connected with the aeration reoxygenation device (5) through an aeration hose (8); the outer edge part of the frame (1) is provided with a side net (3); a microorganism attaching base (12), large-scale benthonic animals (11) and plant sprouts (10) are arranged on the ecological net film (2); the ecological net film (2) is formed by covering a nylon net (2-1), canvas (2-2) and non-woven fabrics (2-3) in a combined manner; wherein the nylon net (2-1) is arranged as an upper layer and a lower layer, the non-woven fabric (2-3) is arranged in the middle, and the circle center of the canvas (2-2) and the circle center of the nylon net (2-1) are on the same vertical line; the radius of the canvas (2-2) is less than or equal to one half of the radius of the nylon net (2-1); the microorganism attaching base (12) is made of polyethylene material combined type filler.

2. The submerged ecological habitat bed of claim 1, wherein: the center of the microorganism attaching base (12) is a fiber rope, a plurality of small attaching units with the interval of 80mm are arranged on the fiber rope, and the diameter of each attaching unit is phi 150 mm.

3. The submerged ecological habitat bed of claim 1, wherein: the frame (1) is made of stainless steel materials and welded into an approximately circular frame.

4. The submerged ecological habitat bed of claim 1, wherein: the large benthonic animals adopt snail, corbicula or other benthonic animals.

5. The submerged ecological habitat bed of claim 1, wherein: the distance between the aeration disc plane (9) at the top of the aeration reoxygenation device (5) and the bottom of the growing bed is 30-50 cm.

6. The submerged ecological habitat bed of claim 1, wherein: the blower (6) is a Roots blower, the air outlet main air pipe is a galvanized pipe, the aeration main pipe is a PVC pipe, and the aeration hose (8) is connected by a PVC steel wire hose.

7. The submerged ecological habitat bed of claim 1, wherein: adding a certain amount of curly pondweed herb phosphorus buds and bitter herb seeds on the bedridden omentum (2), and embedding the seeds in the non-woven fabric.