CN211896279U

CN211896279U - Plant-biological membrane composite ecological floating bed

Info

Publication number: CN211896279U
Application number: CN201922081765.3U
Authority: CN
Inventors: 吴运东; 于小麒; 李嘉伟; 王磊; 杜倩倩
Original assignee: Handan College
Current assignee: Handan College
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-11-10
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a plant-biomembrane composite ecological floating bed, which comprises a floating bed bracket, a floating bed support plate arranged on the floating bed bracket, a floating bed box body arranged on the floating bed support plate, a buffer layer and a matrix layer arranged in the floating bed box body, plants fixedly planted on the matrix layer and a biomembrane carrier arranged below the floating bed support plate; the floating bed support comprises support rods and a support bottom plate, and the support bottom plate is connected with the floating bed support plate through a plurality of support rods which are vertically installed. The floating bed body is firm, can well adapt to violent water body stirring in the aeration tank, and has high stability; the aeration tank is improved by utilizing the plant-biological film composite ecological floating bed, so that on one hand, the water treatment amount and the pollutant removal rate of the aeration tank can be improved, the environment of a sewage treatment plant is beautified, and the droplet pollution is reduced; on the other hand, the plants grown in the aeration tank can be harvested and sold at regular intervals, thereby reducing the operating cost of the sewage treatment facility.

Description

Plant-biological membrane composite ecological floating bed

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a plant-biomembrane composite ecological floating bed.

Background

At present, an aerobic aeration tank is in a leading position in urban sewage and industrial sewage treatment, and the aeration tank has the defects of large floor area, influence on urban appearance due to exposed construction of a tank body in the open air, limited treatment capacity and the like. Meanwhile, the bubbles generated in the aeration process float to the water surface and are broken, so that pathogenic bacteria carried in the muddy water mixed type droplets can enter the ambient air to pollute the ambient environment and harm the health of surrounding residents.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plant-biomembrane composite ecological floating bed, which solves the problems that an aerobic aeration tank of a sewage treatment plant is not beautiful when being exposed outside, the treatment capacity is limited, and air bubbles generated by aeration are broken at an air-water interface, which can cause pathogenic bacteria to pollute the air.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a plant-biomembrane composite ecological floating bed, which comprises a floating bed bracket, a floating bed support plate arranged on the floating bed bracket, a floating bed box body arranged on the floating bed support plate, a buffer layer and a substrate layer arranged in the floating bed box body, plants fixedly planted on the substrate layer and a biomembrane carrier arranged below the floating bed support plate; the floating bed support comprises support rods and a support bottom plate, and the support bottom plate is connected with the floating bed support plate through a plurality of vertically arranged support rods; the buffer layer with the matrix layer is respectively through the spacing installation of joint spare in the floating bed box body.

Furthermore, the material density of the floating bed support plate and the floating bed box body is less than that of water.

Furthermore, preformed holes convenient for planting plants are uniformly preset on the substrate layer, and the substrate layer is made of hydrophilic light materials.

Still further, the plant is a suitable hydroponic plant.

Still further, a strip-shaped biomembrane carrier is arranged between the support bottom plate and the floating bed support plate.

Still further, the biofilm carrier is made of a material with high porosity and large specific surface area.

Still further, the support bottom plate and the floating bed support plate have the same area.

Still further, the buffer layer is a plastic plate with grids.

Compared with the prior art, the utility model discloses a beneficial technological effect: the floating bed body is firm, can well adapt to violent water body stirring in the aeration tank, and has high stability; the aeration tank is improved by utilizing the plant ecological floating bed, so that the environment of a sewage treatment plant can be beautified, the droplet pollution is reduced, and the removal rate of pollutants is improved; on the other hand, the plants planted in the aeration tank can be harvested and sold periodically, thereby reducing the operation cost of the aeration tank.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic view of the main body of the plant-biofilm composite ecological floating bed of the present invention;

FIG. 2 is a schematic structural view of the plant-biofilm composite ecological floating bed of the present invention;

fig. 3 is a top schematic view of the plant-biofilm composite ecological floating bed of the present invention;

fig. 4 is a schematic top view of the interior of the plant-biofilm composite ecological floating bed of the present invention;

FIG. 5 is a schematic view of the clamping installation of the plant-biofilm composite ecological floating bed of the present invention;

fig. 6 is a schematic view of the joint installation part of the plant-biofilm composite ecological floating bed of the present invention.

Description of reference numerals: 1. a floating bed support; 101. a support bar; 102. a support base plate; 2. a floating bed support plate; 201. a floating bed box body; 2011. reserving a clamping groove; 202. reserving meshes; 3. A biofilm carrier; 4. a buffer layer; 401. a clamping piece; 5. a substrate layer; 6. a plant; 7. a microporous aeration pipe.

Detailed Description

Example 1

As shown in fig. 1 to 6, a plant-biofilm composite ecological floating bed comprises a floating bed support 1, a floating bed support plate 2 mounted on the floating bed support 1, a floating bed box 201 mounted on the floating bed support plate 2, a buffer layer 4 and a substrate layer 5 mounted in the floating bed box 201, plants 6 fixedly planted on the substrate layer 5, and a biofilm carrier 3 mounted below the floating bed support plate 2; the floating bed support 1 comprises a support rod 101 and a support bottom plate 102, wherein the support bottom plate 102 and the floating bed support plate 2 are connected through 4 support rods 101 which are vertically installed and are positioned at four corners of the support bottom plate 102 and the floating bed support plate 2; buffer layer 4 with the matrix layer 5 is spacing to be installed through joint piece 401 respectively float in the bed box body 201, float and set up the reservation joint groove 2011 of the joint piece 401 installation of being convenient for on the bed box body 201, connect through stop device between the module, make float the bed can be in the strong aeration tank of water disturbance steady operation.

In this embodiment, the density of the materials of the floating bed support plate 2 and the floating bed box 201 is less than that of water, so that a part of the plant-biological membrane composite ecological floating bed can float on the water surface of the aeration tank; the substrate layer 5 is uniformly pre-provided with reserved holes convenient for planting plants 6, the substrate layer 5 is made of hydrophilic light materials, and the substrate layer 5 is made of hydrophilic light materials, so that the plants can be conveniently fixed and stably grow on the floating bed; the plant 6 is a suitable water culture plant; a strip-shaped biomembrane carrier 3 is arranged between the support bottom plate 102 and the floating bed support plate 2, and the biomembrane carrier 3 is made of a material with high porosity and large specific surface area; so that bacteria carried along with the air bubbles can capture a part of the biological membrane carrier 3; the support bottom plate 102 and the floating bed support plate 2 have the same area, and the buffer layer 4 is a plastic plate with grids.

A method for applying the plant-biomembrane compound ecological floating bed, lay the plant-biomembrane compound ecological floating bed in the aerobic aeration tank evenly spaced or densely arranged, wherein the adjacent plant-biomembrane compound ecological floating bed is fixedly mounted through the bandage or through the insertion fit on the structure, form the integral frame on the surface of water of the aerobic aeration tank, can adapt to the violent water body in the aeration tank to stir very well, have higher stability; wherein the microporous aeration pipe 7 is positioned at the bottom of the aerobic aeration tank; the uniform bubbles are provided by the microporous aeration pipe 7, so that the bottom of the aerobic aeration tank begins to rise and gradually becomes larger, the bottom reaches the bottom of the floating bed support plate 2 firstly, and then enters the substrate layer 5 through the buffer layer 4, wherein the bubbles generated by the microporous aeration pipe 7 are broken in the substrate layer 5 for the root system of a large number of plants 6 in the rising process, so that the droplet pollution is reduced, and the microorganism bacteria carried by the bubbles are intercepted in the substrate layer 5; the plants 6 planted on the substrate layer 5 are one or more of canna, mint, iris, acorus calamus and ryegrass, wherein the leaves of the plants 6 are positioned above the water surface, and the roots of the plants are positioned in the water, so that the plants 6 have double functions, the root systems of the plants directly absorb pollutants in the wastewater, and provide attachment sites for microorganisms, and the pollutants are more effectively degraded by utilizing the synergistic action of the plants and the microorganisms; the filler of the biological film carrier 3 adopts a material with high porosity and large specific surface area, and provides an aerobic biological film for the attachment and growth of microorganisms on the surface.

As shown in Table 1, a comparison table is prepared before and after applying the water conditions of the aeration tank of the present embodiment.

TABLE 1

Example 2

In the embodiment, the plants on the plant-biofilm composite ecological floating bed can be planted with mints with strong resistance, good growth and aromatic odor in an aeration tank with serious odor, so that the effect of purifying air can be achieved.

Example 3

In the embodiment, the plant on the plant-biological film composite ecological floating bed utilizes the characteristic that the reed can adsorb heavy metal, the reed is planted in the aeration tank with higher heavy metal content in the treated wastewater, and the concentration of the heavy metal in the effluent can be reduced through plant absorption; when the plant is placed in a park or an artificial lake, iris and other ornamental plants are selected, so that resources are fully utilized, and the investment cost is reduced.

In the description of the present invention, it is to be understood that the terms "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, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above embodiments are only for describing the preferred mode of the invention, and are not intended to limit the scope of the invention, and various modifications and improvements made to the technical solution of the invention by those skilled in the art without departing from the spirit of the invention should fall within the protection scope defined by the claims of the invention.

Claims

1. A plant-biological membrane composite ecological floating bed is characterized in that: the biological membrane bioreactor comprises a floating bed support (1), a floating bed support plate (2) arranged on the floating bed support (1), a floating bed box body (201) arranged on the floating bed support plate (2), a buffer layer (4) and a substrate layer (5) arranged in the floating bed box body (201), plants (6) fixedly planted on the substrate layer (5) and a biological membrane carrier (3) arranged below the floating bed support plate (2); the floating bed support (1) comprises support rods (101) and a support bottom plate (102), and the support bottom plate (102) is connected with the floating bed support plate (2) through a plurality of vertically-mounted support rods (101); buffer layer (4) with matrix layer (5) are respectively through joint spare (401) spacing install float in bed box body (201).

2. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: the material density of the floating bed support plate (2) and the floating bed box body (201) is less than that of water.

3. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: preformed holes convenient for planting plants (6) are uniformly preset on the substrate layer (5), and the substrate layer (5) is made of hydrophilic light materials.

4. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: the plant (6) is a suitable water culture plant.

5. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: a strip-shaped biomembrane carrier (3) is arranged between the supporting bottom plate (102) and the floating bed support plate (2).

6. The plant-biofilm composite ecological floating bed according to claim 2, characterized in that: the biological membrane carrier (3) is made of a material with high porosity and large specific surface area.

7. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: the support bottom plate (102) and the floating bed support plate (2) have the same area.

8. The plant-biofilm composite ecological floating bed according to claim 1, which is characterized in that: the buffer layer (4) is a plastic plate with grids.