CN215905927U

CN215905927U - Rotary biological filter bed

Info

Publication number: CN215905927U
Application number: CN202122547454.9U
Authority: CN
Inventors: 刘炳锋; 曹运金; 覃侠威; 李广彩; 黄顶强; 周程; 万丽君
Original assignee: Guangdong Changrong Environmental Technology Co ltd
Current assignee: Guangdong Changrong Environmental Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-02-25
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to a rotary biological filter bed, comprising: two side walls of the fixed frame are provided with through holes; the supporting weight block is positioned at the bottom of the fixed frame, a supporting vertical rod is vertically arranged on the supporting weight block, and the top end of the supporting vertical rod is connected with the fixed frame; and the biological carrier support of supporting the pole setting is located to the swivel sleeve, loads a plurality of nanometer carbon fiber biological carriers on the biological carrier support, and biological carrier support outer wall is the spiral and distributes and have a plurality of rotating vane. According to the utility model, the biological carrier support is rotationally arranged in the fixed frame, the biological carrier support provides microorganism adsorption and forms a biological membrane by utilizing a plurality of installed carbon nanofiber biological carriers, the biological carrier support is driven by water flow to rotate through a plurality of rotating blades spirally distributed on the outer wall, so that the biological membrane is always rotated and changed relative to the direction of the water flow, the contact sufficiency between the biological membrane and the water body is greatly improved, and the purification efficiency of the rotary biological filter bed is effectively improved.

Description

Rotary biological filter bed

Technical Field

The utility model relates to the technical field of environmental management, in particular to a rotary biological filter bed.

Background

With the development of social urbanization, science and technology and humanization, the industrial industry is developed vigorously, but with the development of the industry, the types and the quantity of sewage are rapidly increased, so that the water pollution of rivers and lakes is increasingly aggravated, and in order to improve the water quality of the water body, a biological filter bed is generally adopted to purify the water body and reduce the water body pollution.

In the prior art, a biological filter bed generally adopts a fixed bracket on which a fixed filler is arranged, forms a biological film by adsorbing microorganisms on the filler, decomposes pollutants in sewage flowing through the filter bed through the biological film, and further purifies a water body,

however, the biofilm is a fixed structure, so the contact surface and angle of the biofilm with the water body are inconvenient, the contact of the biofilm with the water body is insufficient, and the purification efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem of low purification efficiency of the biological filter bed, the utility model provides a rotary biological filter bed with high purification efficiency.

The utility model discloses a rotary biological filter bed, which comprises:

two side walls of the fixed frame are provided with through holes;

the supporting weight block is positioned at the bottom of the fixed frame, a supporting vertical rod is vertically arranged on the supporting weight block, and the top end of the supporting vertical rod is connected with the fixed frame; and

the biological carrier support that supports the pole setting is located to the swivel mount, and a plurality of nanometer carbon fiber biological carriers of loading on the biological carrier support, biological carrier support outer wall are the spiral and distribute and have a plurality of rotating vane.

According to an embodiment of the utility model, a sieve is arranged at the through hole.

According to one embodiment of the utility model, the biological carrier support is a multi-faceted fenestration.

According to one embodiment of the utility model, the bottom of the bio-carrier support is provided with a plurality of floating balls for providing buoyancy.

According to one embodiment of the utility model, the supporting uprights are provided with limit baffles, which form a limit area in which the biological carrier support floats.

According to an embodiment of the utility model, the rotating biological filter bed further comprises: and the aeration disc is coaxially arranged with the biological carrier bracket and is positioned below the biological carrier bracket.

According to the utility model, the biological carrier support is rotationally arranged in the fixed frame, the biological carrier support provides microorganism adsorption and forms a biological membrane by utilizing a plurality of installed carbon nanofiber biological carriers, and the biological carrier support is driven by water flow to rotate through a plurality of rotating blades spirally distributed on the outer wall, so that the biological membrane is always rotated and changed relative to the direction of the water flow, the contact sufficiency between the biological membrane and the water body is greatly improved, and the purification efficiency of the rotary biological filter bed is effectively improved.

Drawings

FIG. 1 is a schematic view of a rotary biofilter bed according to the present invention.

FIG. 2 is a partial structural view of the biological carrier scaffold of the present invention.

FIG. 3 is a schematic view of a part of the structure of the bio-carrier support and the aeration plate according to the present invention.

Detailed Description

The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the utility model.

Please refer to fig. 1 to 3.

The utility model provides a rotary biological filter bed which is mainly used for being arranged in a specific area of a river or a lake and used for water body purification, and mainly comprises a fixed frame 100, a supporting weight 200 and a biological carrier bracket 300. Through-hole 110 has been seted up to fixed frame 100 both sides wall setting, the through-hole is used for flowing into, the outflow water, support pouring weight 200 is located fixed frame 100 bottom, support pouring weight 200 is last to set up one perpendicularly and to support pole setting 210, support pole setting 210 top and fixed frame 100 and be connected, support pole setting 200 is located to biological carrier support 300 swivel sleeve, load a plurality of nanometer carbon fiber biological carrier 310 on biological carrier support 300, nanometer carbon fiber biological carrier is after surface treatment and modification, the surface generates multiple active oxygen-containing functional group, demonstrate good hydrophilicity, biocompatibility and biological adhesion nature, it adheres to and forms the biomembrane rapidly to enable a large amount of microorganisms at the material surface, biological carrier support 300 outer wall is the spiral distribution and has a plurality of rotating vane 320.

When the rotary biological filter bed is used for filtering water, the rotary biological filter bed is integrally arranged at the position where water flow passes in rivers and lakes, the water flow flows in and out from the through holes 110 at the two sides of the fixed frame 100, wherein the water flow drives the plurality of rotating blades 320 to rotate, and further drives the biological carrier bracket 300 to integrally rotate, so that a biological film formed on the plurality of carbon nanofiber biological carriers 310 is always rotated and changed relative to the direction of the water flow, and further the contact sufficiency between the biological film and the water is improved.

In one embodiment, the through hole 110 is provided with a filter screen 120, and the water flowing into the fixed frame 100 is filtered by the filter screen 120, especially the impurities with larger volume are filtered, so as to prevent the impurities from staying on the nanocarbon fiber bio-carrier 310 and affecting the purification effect.

In an embodiment, the biological carrier support 300 is a multi-surface windowing structure, for example, the biological carrier support 300 is a cube structure, and six surfaces of the biological carrier support 300 have windowing structures, so that the water body is effectively ensured to be in full contact with the plurality of carbon nanofiber biological carriers 310 in the biological carrier support 300, and the purification effect is further improved.

In an embodiment, a plurality of floating balls 330 for providing buoyancy are disposed at the bottom of the biological carrier support 300, and the biological carrier support 300 is suspended in the water layer by the buoyancy provided by the floating balls 330, so as to effectively improve the stable effect of the biological carrier support 300 driven by the water flow. It is worth noting that the supporting upright rod 210 is provided with the limiting baffle 220, the limiting baffle 220 forms a limiting area, and the biological carrier support 300 floats in the limiting area, so that the biological carrier support 300 is limited in moving, and the biological carrier support 300 is prevented from being collided with a fixed frame due to too large moving distance.

In yet another embodiment, the rotating biological filter bed further comprises an aeration disc 400 coaxially disposed with the biological carrier support 300, the aeration disc 400 is located below the biological carrier support 300, a plurality of air supply holes 410 are uniformly distributed on the aeration disc 400, the aeration disc 400 is connected with an external air source, oxygen is provided by the aeration disc 400 to improve the microbial decomposition activity, and the decomposition efficiency of the biofilm on the nano carbon fiber biological carrier 310 on the pollutants in the water body is further improved.

In summary, the biological carrier support is rotatably arranged in the fixed frame, the biological carrier support provides microorganism adsorption and forms a biological membrane by using a plurality of nano carbon fiber biological carriers, and the biological carrier support is driven by water flow to rotate through a plurality of rotating blades spirally distributed on the outer wall, so that the biological membrane is always rotated and changed relative to the direction of the water flow, the contact sufficiency between the biological membrane and the water body is greatly improved, and the purification efficiency of the rotary biological filter bed is effectively improved.

In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are intended to be included within the spirit and scope of the present invention.

Claims

1. A rotating biofilter bed, comprising:

the fixing frame is provided with through holes on two side walls;

the supporting weight is positioned at the bottom of the fixed frame, a supporting vertical rod is vertically arranged on the supporting weight, and the top end of the supporting vertical rod is connected with the fixed frame; and

the rotary sleeve is arranged on the biological carrier support for supporting the vertical rod, a plurality of carbon nanofiber biological carriers are loaded on the biological carrier support, and a plurality of rotary blades are spirally distributed on the outer wall of the biological carrier support.

2. The rotating biological filter bed of claim 1 wherein the through holes are provided with a screen.

3. The rotating biological filter bed of claim 1 wherein the biological carrier support is a multi-faceted window structure.

4. The rotating biological filter bed of claim 1 wherein the bottom of the biological carrier support is provided with a plurality of floating balls for providing buoyancy.

5. A rotating biofilter bed according to claim 4, wherein said support uprights are provided with retaining baffles, said retaining baffles defining retaining areas in which said biological carrier supports float.

6. The rotating biofilter bed according to any one of claims 1 to 5, further comprising: and the aeration disc is arranged coaxially with the biological carrier bracket and is positioned below the biological carrier bracket.