CN215592737U

CN215592737U - Trickling filtration type biological filtering device

Info

Publication number: CN215592737U
Application number: CN202121606915.9U
Authority: CN
Inventors: 张�成; 张雪
Original assignee: Shanghai Yuxi Automation Technology Co ltd
Current assignee: Shanghai Yuxi Automation Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-21
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a trickling filtration type biofiltration device which comprises a water treatment tank, wherein a trickling filtration tank frame is arranged in the water treatment tank, a secondary trickling filtration tank and a primary trickling filtration tank are arranged on the trickling filtration tank frame, the secondary trickling filtration tank is positioned below the primary trickling filtration tank, a ceramic ring is placed in the primary trickling filtration tank, volcanic stones are placed in the secondary trickling filtration tank, and a sterilization machine is arranged on one side of the trickling filtration tank frame of the water treatment tank. According to the utility model, the discharge hole is opened, the filter material placed in the device is very convenient to replace or clean, the bottom of the device is designed into a trickling filter type, the contact area of the filter culture water body and air is increased, and carbon dioxide in the filter culture water body is conveniently removed.

Description

Trickling filtration type biological filtering device

Technical Field

The utility model relates to the technical field related to industrial recirculating aquaculture, in particular to a trickling filtration type biofiltration device.

Background

The traditional trickling filter has large volume, wide occupied space and small operable range.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a trickling filtration type biofiltration device, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a trickling filter formula biofiltration device, includes the water treatment pond, install trickling filter frame in the water treatment pond, install second grade trickling filter and one-level trickling filter on the trickling filter frame, and the second grade trickling filter is located one-level trickling filter below, the porcelain ring has been placed in the one-level trickling filter, volcanic rock has been placed in the second grade trickling filter, the water treatment pond is located trickling filter frame one side and is provided with the sterilization machine.

Preferably, four corners of the top end of the trickling filter frame are welded with limiting angle irons, and the spacing between the limiting angle irons and the first-stage trickling filter is 5 mm.

Preferably, the outer diameter of the secondary trickling filter is slightly smaller than that of the primary trickling filter.

Preferably, the bottom of the second-stage trickling filter and the bottom of the first-stage trickling filter are uniformly distributed with small holes with the diameter of 10 mm.

Compared with the prior art, the utility model has the beneficial effects that: the water is dripped and filtered from the bottom of the tank body of the trickling filter tank, and the filtered water can form trickling filter shape through small holes at the bottom of the tank body, so that the contact area of the filtered water and air is increased, and carbon dioxide in the filtered water is eliminated; ceramic rings are arranged in the primary trickling filter tank, fine pore chambers are densely distributed on the ceramic rings, the unique pore structure of the ceramic rings can effectively culture nitrifying bacteria, and the cultured nitrifying bacteria can reduce ammonia nitrogen in the aquaculture water body and eliminate nitrite in the aquaculture water body; some volcanic rocks are placed in the secondary trickling filter tank, and the volcanic rocks have no sharp particles, small resistance to water flow, difficult blockage and uniform water and gas distribution; the volcanic rock surface is rough and the porous chamber has high film hanging speed, the microbial film is not easy to fall off when the water body is repeatedly washed, and the cultured nitrobacteria can be used for culturing some nitrobacteria and eliminating ammonia nitrogen and nitrite in the filtered water body; the volcanic rock can also properly adjust the PH in the filtering water body and adsorb impurities in the filtering water body; the trickling filter tanks are installed in an up-down stacking mode, certain intervals are reserved between tank bodies, the trickling filter tanks are convenient to take and place, and the trickling filter tanks can be judged according to the condition that the culture water body needs to be filtered under the condition that the upper space and the lower space of the installation positions of the trickling filter tanks are not limited, and are infinitely stacked; and this application is stacked structure, easy dismounting.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a top view of the present invention.

FIG. 4 is a schematic structural diagram of a two-stage trickling filter of the present invention.

FIG. 5 is a schematic structural view of a primary trickling filter of the present invention.

In the figure: 1. a water treatment tank; 2. a drip filter cell frame; 3. a secondary trickling filter tank; 4. a first-stage trickling filter tank; 5. a sterilization machine; 6. limiting angle iron; 7. volcanic rock; 8. a porcelain ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-5, in an embodiment of the present invention, a trickling filtration biological filter apparatus includes a water treatment tank 1, a trickling filter tank frame 2 is arranged in the water treatment tank 1, a secondary trickling filter tank 3 and a primary trickling filter tank 4 are arranged on the trickling filter tank frame 2, and the second-stage trickling filter 3 is positioned below the first-stage trickling filter 4, a ceramic ring 8 is arranged in the first-stage trickling filter 4, the volcanic rocks 7 are placed in the secondary trickling filter tank 3, the water treatment tank 1 is provided with a sterilization machine 5 at one side of the trickling filter tank frame 2, four corners at the top end of the trickling filter tank frame 2 are all welded with limiting angle irons 6, the spacing between the limiting angle irons 6 and the first-level trickling filter tank 4 is 5mm, the outer diameter of the second-stage trickling filter 3 is slightly smaller than that of the first-stage trickling filter 4, and small holes with the diameter of 10mm are uniformly distributed at the bottom of the second-stage trickling filter 3 and the bottom of the first-stage trickling filter 4; tail water treated by the sterilizer 5 flows into the position right above the primary trickling filter 4 through a pipeline; the water is dripped and filtered from the bottom of the tank body of the trickling filter tank, and the filtered water can form trickling filter shape through small holes at the bottom of the tank body, so that the contact area of the filtered water and air is increased, and carbon dioxide in the filtered water is eliminated; ceramic rings 8 are placed in the primary trickling filter tank 4, fine pore chambers are densely distributed on the ceramic rings 8, the unique pore structure of the ceramic rings can effectively culture nitrifying bacteria, and the cultured nitrifying bacteria can reduce ammonia nitrogen in the aquaculture water body and eliminate nitrite in the aquaculture water body; some volcanic rocks 7 are placed in the secondary trickling filter 3, and the volcanic rocks 7 have no sharp particles, have small resistance to water flow, are not easy to block, and have uniform water distribution and air distribution; the volcanic rock 7 has a rough surface and a porous chamber, the film hanging speed is high, the microbial film is not easy to fall off when the water body is repeatedly washed, and the cultured nitrifying bacteria can be used for culturing some nitrifying bacteria and eliminating ammonia nitrogen and nitrite in the filtered water body; the volcanic rock can also properly adjust the PH in the filtering water body and adsorb impurities in the filtering water body.

The working principle of the utility model is as follows: the water is dripped and filtered from the bottom of the tank body of the trickling filter tank, and the filtered water can form trickling filter shape through small holes at the bottom of the tank body, so that the contact area of the filtered water and air is increased, and carbon dioxide in the filtered water is eliminated; ceramic rings 8 are placed in the primary trickling filter tank 4, fine pore chambers are densely distributed on the ceramic rings 8, the unique pore structure of the ceramic rings can effectively culture nitrifying bacteria, and the cultured nitrifying bacteria can reduce ammonia nitrogen in the aquaculture water body and eliminate nitrite in the aquaculture water body; some volcanic rocks 7 are placed in the secondary trickling filter 3, and the volcanic rocks 7 have no sharp particles, have small resistance to water flow, are not easy to block, and have uniform water distribution and air distribution; the volcanic rock 7 has a rough surface and a porous chamber, the film hanging speed is high, the microbial film is not easy to fall off when the water body is repeatedly washed, and the cultured nitrifying bacteria can be used for culturing some nitrifying bacteria and eliminating ammonia nitrogen and nitrite in the filtered water body; the volcanic rock can also properly adjust the PH in the filtering water body and adsorb impurities in the filtering water body.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A trickling filtration biofiltration device comprising a water treatment tank (1), characterized in that: install trickling filter frame (2) in water treatment pond (1), install second grade trickling filter (3) and one-level trickling filter (4) on trickling filter frame (2), and second grade trickling filter (3) are located one-level trickling filter (4) below, porcelain ring (8) have been placed in one-level trickling filter (4), volcanic rock (7) have been placed in second grade trickling filter (3), water treatment pond (1) are located trickling filter frame (2) one side and are provided with sterilization machine (5).

2. A trickling bio-filter device according to claim 1, wherein: four corners on the top end of the trickling filter tank frame (2) are all welded with limiting angle iron (6), and the spacing between the limiting angle iron (6) and the first-level trickling filter tank (4) is 5 mm.

3. A trickling bio-filter device according to claim 1 or 2, wherein: the outer diameter of the secondary trickling filter tank (3) is slightly smaller than that of the primary trickling filter tank (4).

4. A trickling bio-filter device according to claim 1, wherein: and small holes with the diameter of 10mm are uniformly distributed at the bottom of the second-stage trickling filter (3) and the bottom of the first-stage trickling filter (4).