CN220788249U - Water and gas distribution structure of biological aerated filter - Google Patents
Water and gas distribution structure of biological aerated filter Download PDFInfo
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- CN220788249U CN220788249U CN202322309548.1U CN202322309548U CN220788249U CN 220788249 U CN220788249 U CN 220788249U CN 202322309548 U CN202322309548 U CN 202322309548U CN 220788249 U CN220788249 U CN 220788249U
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- water
- water inlet
- air
- main pipe
- inlet branch
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 167
- 238000005273 aeration Methods 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 10
- 239000010802 sludge Substances 0.000 description 9
- 239000000945 filler Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000005276 aerator Methods 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000005842 biochemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to the technical field of sewage treatment, and particularly discloses a water and gas distribution structure of a biological aerated filter, which comprises a water distribution component, wherein the water distribution component comprises a closed-loop water inlet main pipe, the water inlet main pipe is connected with water inlet branch pipes, the water inlet branch pipes are uniformly and alternately distributed along the same side surface of the water inlet main pipe, and the water inlet branch pipes are provided with a plurality of water outlets in the parallel direction of pipeline arrangement; the air distribution assembly comprises a closed annular air inlet main pipe, the side surface of the air inlet main pipe is connected with an air inlet branch pipe, and a plurality of aeration heads are arranged on the air inlet branch pipe; the air distribution assembly is arranged below the water distribution assembly, and the air inlet branch pipe is arranged on the side surface of the water outlet.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a water and gas distribution structure of a biological aerated filter.
Background
The aeration biological filter is used as a common sewage treatment process, and can effectively remove suspended matters, ammonia nitrogen, organic matters and other impurities in sewage. In the aeration biological filter, the filter is generally filled with particle filler with high specific surface area, and organic matters, ammonia nitrogen and the like in the sewage are degraded through microorganisms growing in the filler, and suspended matters are filtered and blocked; and provides enough oxygen for microorganisms in the tank body through the aeration pipeline to maintain the growth of the microorganisms.
The existing biological filter water and gas distribution structure adopts a mode that one or more water inlet and gas inlet main pipes are connected with a plurality of water and gas distribution branch pipes.
Under the condition of self-flowing water inflow, the water outlet close to the main water inlet is inconsistent with the water outlet far away from the main water inlet, the water outlet phenomenon of near more or less appears, under the condition of larger cross section of the tank body, the phenomenon is easier to appear, the phenomenon leads to uneven water inflow in the tank body, the biochemical reaction is easy to be caused, the whole treatment efficiency is influenced, the water outlet is upwards opened, and the tank body is easy to be blocked due to falling and stacking of sludge and the like in the operation process.
Likewise, the blockage problem can lead to the problems that the uneven distribution of oxygen in the air water body entering the box body finally leads to the reduction of the oxygen utilization rate of the water body in the box body, the increase of the energy consumption of equipment and the like.
Aiming at the problems, the scheme of the utility model provides a water and gas distribution structure of a biological aerated filter, which adopts an annular main water inlet pipe and a main air inlet pipe to ensure uniform pressure in water inlet and air inlet pipelines and improve the uniformity of the amount of air and water entering a branch pipe. Meanwhile, the water outlet adopts a design mode of far approaching, so that the water yield far away from the main water inlet is improved, and the water distribution uniformity is further improved.
Disclosure of Invention
The utility model aims to provide a water and gas distribution structure of a biological aerated filter, which solves the following technical problems:
how to solve under the circumstances of gravity inflow, be close to main water inlet and keep away from the play water of main water inlet inconsistent, appear "nearly how far away" out the water phenomenon, under the great circumstances of cell body cross-section, this phenomenon appears more easily, and this phenomenon leads to intaking inhomogeneous easy biochemical reaction that causes in the box, influences overall treatment efficiency to the delivery port upwards sets up, and the problem of jam is piled up because of dropping such as mud easily in the operation.
The aim of the utility model can be achieved by the following technical scheme:
a water and gas distribution structure of a biological aerated filter comprises:
the water distribution assembly comprises a closed-loop water inlet main pipe, the water inlet main pipe is connected with water inlet branch pipes, the water inlet branch pipes are uniformly distributed at intervals along the same side surface of the water inlet main pipe, and the water inlet branch pipes are provided with a plurality of water outlets in the parallel direction of pipeline arrangement;
the air distribution assembly comprises a closed annular air inlet main pipe, the side surface of the air inlet main pipe is connected with an air inlet branch pipe, and a plurality of aeration heads are arranged on the air inlet branch pipe;
the air distribution assembly is arranged below the water distribution assembly, and the air inlet branch pipe is arranged on the side face of the water outlet.
Through the technical scheme: the air inlet branch pipe is arranged on the side surface of the water outlet, and the air sprayed out by the aeration head on the air inlet branch pipe contacts with sewage flowing out of the water outlet, so that the accumulation of impurities in the sewage at the water outlet can be reduced, and meanwhile, the phenomenon that the upper filler intercepts sludge or backwash sludge drops to block the water outlet is avoided.
Preferably: the water inlet pipe is characterized in that a water inlet is arranged at one end of the water inlet main pipe, and the aperture of a water outlet arranged on a water inlet branch pipe far away from the water inlet is larger than that of a water outlet arranged on a water inlet branch pipe close to the water inlet.
Preferably: the water inlet main pipe is provided with a first supporting main pipe in the middle, and the air inlet main pipe is provided with a second supporting main pipe in the middle.
Preferably: the aeration heads are perpendicular to the axis of the air inlet branch pipe, and the aeration heads are uniformly arranged on the air inlet branch pipe at intervals.
Preferably: the water outlets are symmetrically arranged on two sides of the water inlet branch pipe.
Preferably: the water distribution component and the air distribution component are both fixed in the biological filter through the support frame.
The utility model has the beneficial effects that:
(1) The air inlet branch pipe is arranged on the side surface of the water outlet, and the air sprayed by the aeration head arranged on the air inlet branch pipe contacts with sewage flowing out of the water outlet, so that the accumulation of impurities in the sewage at the water outlet can be reduced, and meanwhile, the phenomenon that the upper filler intercepts sludge or backwash sludge drops to block the water outlet is avoided.
(2) The water inlet main pipe and the air inlet main pipe adopt closed-loop structures, the pressure in the water inlet pipeline and the pressure in the air inlet pipeline are uniform, and the uniformity of the air water quantity entering the branch pipe is improved; the water outlet adopts a design mode of being far close to the water inlet, so that the water yield far away from the main water inlet is improved, and the water distribution uniformity is further improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the position of a water inlet branch pipe and an air inlet branch pipe according to the present utility model;
FIG. 2 is a schematic view of the structure of the water distribution assembly of the present utility model;
FIG. 3 is a schematic view of the structure of the air distribution assembly of the present utility model.
Reference numerals illustrate:
1. a water distribution component; 101. a water inlet main pipe; 102. a water inlet branch pipe; 103. a water outlet; 104. a first support main; 105. a water inlet;
2. a gas distribution assembly; 201. an air inlet main pipe; 202. an air inlet branch pipe; 203. an aeration head; 204. and a second support main.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model provides a water and air distribution structure of a biological aerated filter, which refers to figures 1-3 and comprises the following components:
the water distribution assembly 1, the water distribution assembly 1 comprises a closed-loop type water inlet main pipe 101, the water inlet main pipe 101 is connected with water inlet branch pipes 102, the water inlet branch pipes 102 are uniformly distributed at intervals along the same side face of the water inlet main pipe 101, the water inlet branch pipes 102 are provided with a plurality of water outlets 103 in the parallel direction of pipeline arrangement, the specific shape of the water inlet main pipe 101 is not limited, the water inlet main pipe 101 can be selected from one of round and oval according to the shape of a filter tank, and the closed-loop type water distribution assembly is more suitable for the round tank bottom on one hand and can be more uniformly provided with the water inlet branch pipes 102 on the other hand, so that the water inlet branch pipes 102 are uniformly distributed on one side of the water inlet main pipe 101 to uniformly discharge water pressure;
the air distribution assembly 2 comprises a closed annular air inlet main pipe 201, an air inlet branch pipe 202 is connected to the side surface of the air inlet main pipe 201, and a plurality of aeration heads 203 are arranged on the air inlet branch pipe 202;
the air distribution assembly 2 is arranged below the water distribution assembly 1, and the air inlet branch pipe 202 is arranged on the side face of the water outlet 103, so that the accumulation of impurities in sewage at the water outlet 103 can be reduced, and meanwhile, the phenomenon that the upper filler intercepts sludge or backwash sludge drops to block the water outlet 103 is avoided.
One end of the main water inlet pipe 101 is provided with a water inlet 105, the aperture of a water outlet 103 arranged on a water inlet branch pipe 102 far away from the water inlet 105 is larger than that of a water outlet 103 arranged on a water inlet branch pipe 102 close to the water inlet 105, and the water distribution resistance is adjusted by setting water outlet apertures with different sizes, so that the water yield far away from the water inlet 105 is improved, and the uniformity of water outlet in each area is ensured.
For the larger-area tank body, the first support main pipe 104 is arranged in the middle of the water inlet main pipe 101, and the second support main pipe 204 is arranged in the middle of the air inlet main pipe 201, preferably, the first support main pipe 104 is communicated with the water inlet main pipe 101, and the second support main pipe 204 is communicated with the air inlet main pipe 201.
The aeration heads 203 are arranged perpendicular to the axis of the air inlet branch pipe 202, the aeration heads 203 are uniformly arranged on the air inlet branch pipe 202 at intervals, and the uniformity of air outlet is improved.
The water distribution component 1 and the air distribution component 2 are both fixed in the biological filter through a supporting frame.
Further, the water outlets 103 are symmetrically disposed at two sides of the water inlet branch pipe 102, so that the water inlet branch pipe 102 is located between two adjacent air inlet branch pipes 202 in this embodiment, and thus a single aerator 203 acts on two water outlets 103 at the same time, so as to improve the utilization efficiency of the aerator 203.
The use principle is as follows: sewage enters the main water inlet pipe 101 through the water inlet 105, is fully distributed into the main pipe, flows into the water inlet branch pipe 102 and finally flows out from the water outlet 103, air enters the main air inlet pipe 201, is fully distributed into the main pipe, flows into the air inlet branch pipe 202 and finally flows out from the aeration heads 203, the air distribution component 2 is arranged below the water distribution component 1, the water inlet branch pipe 102 is positioned between two adjacent air inlet branch pipes 202, gas sprayed out by the aeration heads 203 contacts with the sewage flowing out from the water outlet 103, impurities in the sewage can be reduced to be accumulated at the water outlet 103, and meanwhile, the phenomenon that the upper filler is used for intercepting sludge or backwash sludge drops to block the water outlet 103 is avoided.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (6)
1. The utility model provides a biological aerated filter water distribution gas distribution structure which characterized in that includes:
the water distribution assembly (1), the water distribution assembly (1) comprises a closed-loop water inlet main pipe (101), the water inlet main pipe (101) is connected with water inlet branch pipes (102), the water inlet branch pipes (102) are uniformly distributed at intervals along the same side surface of the water inlet main pipe (101), and the water inlet branch pipes (102) are provided with a plurality of water outlets (103) in the parallel direction of pipeline arrangement;
the air distribution assembly (2), the air distribution assembly (2) comprises a closed-loop air inlet main pipe (201), an air inlet branch pipe (202) is connected to the side face of the air inlet main pipe (201), and a plurality of aeration heads (203) are arranged on the air inlet branch pipe (202);
the air distribution assembly (2) is arranged below the water distribution assembly (1), and the air inlet branch pipe (202) is arranged on the side face of the water outlet (103).
2. The aeration biological filter water and air distribution structure according to claim 1, wherein one end of the main water inlet pipe (101) is provided with a water inlet (105), and the aperture of a water outlet (103) arranged on a water inlet branch pipe (102) far away from one side of the water inlet (105) is larger than that of a water outlet (103) arranged on a water inlet branch pipe (102) near one side of the water inlet (105).
3. The aeration biological filter water and air distribution structure according to claim 1, wherein a first support main pipe (104) is arranged in the middle of the water inlet main pipe (101), and a second support main pipe (204) is arranged in the middle of the air inlet main pipe (201).
4. The structure for distributing water and gas in a biological aerated filter according to claim 1, wherein the aeration heads (203) are arranged perpendicular to the axis of the air inlet branch pipe (202), and the aeration heads (203) are uniformly arranged on the air inlet branch pipe (202) at intervals.
5. The aeration biological filter water and air distribution structure according to claim 1, wherein the water outlets (103) are symmetrically arranged at two sides of the water inlet branch pipe (102).
6. The aeration biological filter water and air distribution structure according to claim 1, wherein the water distribution component (1) and the air distribution component (2) are both fixed in the biological filter through a support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309548.1U CN220788249U (en) | 2023-08-28 | 2023-08-28 | Water and gas distribution structure of biological aerated filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309548.1U CN220788249U (en) | 2023-08-28 | 2023-08-28 | Water and gas distribution structure of biological aerated filter |
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| Publication Number | Publication Date |
|---|---|
| CN220788249U true CN220788249U (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322309548.1U Active CN220788249U (en) | 2023-08-28 | 2023-08-28 | Water and gas distribution structure of biological aerated filter |
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| CN (1) | CN220788249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118479640A (en) * | 2024-07-11 | 2024-08-13 | 蓝深集团股份有限公司 | Biological aerated filter |
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2023
- 2023-08-28 CN CN202322309548.1U patent/CN220788249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118479640A (en) * | 2024-07-11 | 2024-08-13 | 蓝深集团股份有限公司 | Biological aerated filter |
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