Denitrifying bacterium bead and ecological fiber grass combined ecological purification system

Abstract

The utility model discloses a denitrifying bacteria bead and ecological fiber grass combined ecological purification system which comprises a biological filter bed and a pond bottom, an ecological floating bed is arranged at the upper end of the biological filter bed, a waterproof blanket is laid on the upper end face of the pond bottom, and the upper end face of the waterproof blanket is connected with the ecological floating bed through the biological filter bed; the biological filter bed comprises a purification assembly, mounting pipes and a mounting outer frame, the upper end face of the waterproof blanket is connected with the ecological floating bed through the mounting outer frame, and the multiple mounting pipes are distributed between the inner walls of the upper side and the lower side of the biological filter bed at intervals; the multiple purification assemblies are distributed on the outer end face of the mounting pipe at intervals. According to the device disclosed by the utility model, by virtue of the small denitrifying bacteria balls, the denitrification effect can be realized in an oxygen-free environment, and the purification efficiency of nitrogen in sewage is greatly improved, so that the purification effect on a water body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment, in particular to an ecological purification system combining denitrifying bacteria pellets with ecological fiber grass. Background Art

[0002] Eutrophication of water bodies leads to a decline in water quality.

[0003] However, although the traditional ecological purification system can provide a carrier for microorganisms to attach and reproduce through the fiber ecological grass in the biological filter bed, so that these microorganisms can degrade organic pollutants in the water through their own metabolism and purify the water, the purification effect of this method is still limited. In order to improve the purification effect of the water body, an ecological purification system combining denitrifying bacteria balls and ecological fiber grass is proposed to solve the above problems. Utility Model Content

[0004] (1) Purpose of the utility model

[0005] In order to solve the technical problems existing in the background technology, the utility model proposes an ecological purification system that combines denitrifying bacteria balls with ecological fiber grass. Through the denitrifying bacteria balls, denitrification can also occur in an anaerobic environment, greatly improving the purification efficiency of nitrogen in sewage, thereby improving the purification effect of water bodies.

[0006] (2) Technical solution

[0007] The utility model provides an ecological purification system combining denitrifying bacteria pellets with ecological fiber grass, comprising a biological filter bed and a pond bottom, wherein an ecological floating bed is provided at the upper end of the biological filter bed, and a waterproof blanket is laid on the upper end surface of the pond bottom, and the upper end surface of the waterproof blanket is connected to the ecological floating bed through the biological filter bed.

[0008] The biological filter bed includes a purification component, a mounting pipe and an outer mounting frame. The upper end surface of the waterproof blanket is connected to the ecological floating bed through the outer mounting frame. Multiple mounting pipes are spaced apart between the upper and lower inner walls of the biological filter bed, and multiple purification components are spaced apart on the outer end surface of the mounting pipe.

[0009] The purification component includes a mounting bearing and a purification part. The mounting bearing is sleeved on the outer end surface of the mounting tube. Multiple purification parts are distributed at intervals on the outer end surface of the mounting bearing. The purification part includes denitrifying bacteria balls and ecological fiber grass. Multiple denitrifying bacteria balls are distributed in a circular array on the outer end surface of the mounting bearing. The denitrifying bacteria balls are connected to multiple ecological fiber grasses on the side away from the mounting bearing.

[0010] Preferably, it further comprises a plurality of side plates, which are arranged on the outer end surface of the mounting bearing and located between two adjacent purification components.

[0011] Preferably, the ecological fiber grass is nanofiber ecological grass.

[0012] Preferably, the denitrifying bacteria pellets are prepared by a sodium alginate-calcium chloride embedding method.

[0013] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0014] 1. The ecological purification system combines denitrifying bacteria balls with ecological fiber grass. By installing ecological fiber grass on the denitrifying bacteria balls and installing bearings, the water flow can drive multiple denitrifying bacteria balls to rotate. This rotation can increase the mixing of dissolved oxygen and nutrients in the water body, which is conducive to better metabolic activities of denitrifying bacteria and accelerates the nitrogen cycle process.

[0015] 2. The ecological purification system combines denitrifying bacteria balls with ecological fiber grass. The denitrifying bacteria balls also undergo denitrification in an anaerobic environment, greatly improving the purification efficiency of nitrogen in sewage. At the same time, the immobilized microbial technology can increase the concentration of microorganisms, accelerate the reaction rate, improve the purification efficiency, and improve the microorganism's ability to resist shock loads, thereby ensuring the stability of the system operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of an ecological purification system proposed by the utility model that combines denitrifying bacteria pellets with ecological fiber grass.

[0017] Figure 2 This is a three-dimensional diagram of the purification components in the ecological purification system proposed by the utility model, which combines denitrifying bacteria pellets with ecological fiber grass.

[0018] Figure 3 This is a schematic diagram of the structure of an ecological purification system after installation, which combines denitrifying bacteria pellets with ecological fiber grass proposed in the utility model.

[0019] Figure numerals: 1. Ecological floating bed; 2. Biological filter bed; 201. Purification component; 2011. Installation bearing; 2012. Denitrifying bacteria pellets; 2013. Side panel; 2014. Ecological fiber grass; 202. Installation pipe; 203. Installation outer frame; 3. Waterproof blanket; 4. Pond bottom. DETAILED DESCRIPTION

[0020] To make the objectives, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely illustrative and are not intended to limit the scope of the present invention. Furthermore, descriptions of known structures and technologies are omitted in the following description to avoid unnecessary confusion regarding the concepts of the present invention.

[0021] In the description of the utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of the utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of the utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" can mean fixed connection, welding, riveting, bonding, etc., or detachable connection, threaded connection, key connection, pin connection, etc., or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediate medium, or it can be internal communication between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood by those skilled in the art in specific circumstances.

[0023] like Figure 1-2 As shown, the utility model proposes an ecological purification system combining denitrifying bacteria balls with ecological fiber grass, including a biological filter bed 2 and a pond bottom 4. An ecological floating bed 1 is provided at the upper end of the biological filter bed 2, and a waterproof blanket 3 is laid on the upper end surface of the pond bottom 4. The upper end surface of the waterproof blanket 3 is connected to the ecological floating bed 1 through the biological filter bed 2.

[0024] In the utility model, the ecological floating bed 1 and the biological filter bed 2 can absorb and degrade pollutants in the water to achieve the purpose of purifying the water body.

[0025] The waterproof blanket 3 is laid on the upper end surface of the pond bottom 4 to play the role of waterproofing and preventing soil loss.

[0026] In an optional embodiment, the biological filter bed 2 includes a purification component 201, a mounting pipe 202 and an outer mounting frame 203. The upper end surface of the waterproof blanket 3 is connected to the ecological floating bed 1 through the outer mounting frame 203. Multiple mounting pipes 202 are spaced apart between the upper and lower inner walls of the biological filter bed 2, and multiple purification components 201 are spaced apart on the outer end surface of the mounting pipe 202.

[0027] It should be noted that the biological filter bed 2 can support and fix the installation pipe 202 , and the installation pipe 202 can support and fix the multiple purification components 201 .

[0028] In an optional embodiment, the purification component 201 includes a mounting bearing 2011 and a purification component, the mounting bearing 2011 is sleeved on the outer end surface of the mounting tube 202, and multiple purification components are distributed at intervals on the outer end surface of the mounting bearing 2011. It also includes multiple side plates 2013, and the multiple side plates 2013 are arranged on the outer end surface of the mounting bearing 2011 and are located between two adjacent purification components.

[0029] It should be noted that when water flows, the water may contact the multiple side plates 2013 , so that the mounting bearing 2011 may rotate, and the rotating mounting bearing 2011 may drive the multiple purification components to rotate.

[0030] In an optional embodiment, the purification element includes denitrifying bacteria balls 2012 and ecological fiber grass 2014, and a plurality of denitrifying bacteria balls 2012 are distributed in a circular array on the outer end surface of the mounting bearing 2011, and the side of the denitrifying bacteria balls 2012 away from the mounting bearing 2011 is connected to the plurality of ecological fiber grasses 2014.

[0031] It should be noted that the denitrifying bacteria pellets 2012 also undergo denitrification in an anaerobic environment, which greatly improves the purification efficiency of nitrogen in sewage. At the same time, the immobilized microbial technology can increase the concentration of microorganisms, accelerate the reaction rate, improve the purification efficiency, and at the same time improve the microorganism's ability to resist shock loads, thereby ensuring the stability of the system operation.

[0032] In an optional embodiment, the ecological fiber grass 2014 is nanofiber ecological grass, and the denitrifying bacteria pellets 2012 are prepared by a sodium alginate-calcium chloride embedding method.

[0033] It should be noted that nanofiber ecological grass has a high biophilicity, providing a carrier for microbial attachment and reproduction, allowing a large number of microorganisms to quickly attach to the surface of the material and form biofilms. Microorganisms degrade organic pollutants in water bodies through their own metabolism, which can quickly enhance the purification efficiency of water pollutants.

[0034] In summary, the denitrifying bacteria pellets 2012 are combined with nanofiber ecological grass. The huge surface area of ​​the nanofiber ecological grass is conducive to the formation of biological films. When placed in sewage, in addition to the purification effect of the biological films on the surface of the nanofiber ecological grass, the denitrifying bacteria pellets 2012 also undergo denitrification in an anaerobic environment, which greatly improves the purification efficiency of nitrogen in sewage. At the same time, it can increase the concentration of microorganisms, accelerate the reaction rate, improve the purification efficiency, and improve the microorganism's ability to resist shock loads.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ecological purification system combining denitrifying bacteria pellets with ecological fiber grass, comprising a biological filter bed (2) and a pond bottom (4), characterized in that: An ecological floating bed (1) is provided at the upper end of the biological filter bed (2), a waterproof blanket (3) is laid on the upper end surface of the pond bottom (4), and the upper end surface of the waterproof blanket (3) is connected to the ecological floating bed (1) through the biological filter bed (2); The biological filter bed (2) comprises a purification component (201), a mounting pipe (202) and an outer mounting frame (203); the upper end surface of the waterproof blanket (3) is connected to the ecological floating bed (1) via the outer mounting frame (203); a plurality of the mounting pipes (202) are spaced apart between the upper and lower inner walls of the biological filter bed (2); and a plurality of the purification components (201) are spaced apart on the outer end surface of the mounting pipe (202); The purification component (201) includes a mounting bearing (2011) and a purification component. The mounting bearing (2011) is sleeved on the outer end surface of the mounting tube (202). A plurality of the purification components are distributed at intervals on the outer end surface of the mounting bearing (2011). The purification component includes denitrifying bacteria pellets (2012) and ecological fiber grass (2014). A plurality of the denitrifying bacteria pellets (2012) are distributed in a circular array on the outer end surface of the mounting bearing (2011). The denitrifying bacteria pellets (2012) are connected to a plurality of the ecological fiber grasses (2014) on a side away from the mounting bearing (2011).

2. The ecological purification system combining denitrifying bacteria pellets and ecological fiber grass according to claim 1, characterized in that: It also includes a plurality of side plates (2013), wherein the plurality of side plates (2013) are arranged on the outer end surface of the mounting bearing (2011) and are located between two adjacent purification components.

3. The ecological purification system combining denitrifying bacteria pellets and ecological fiber grass according to claim 1, characterized in that: The ecological fiber grass (2014) is a nanofiber ecological grass.

4. The ecological purification system combining denitrifying bacteria pellets and ecological fiber grass according to claim 1, characterized in that: The denitrifying bacteria pellet (2012) is prepared by a sodium alginate-calcium chloride embedding method.

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