CN220999412U - Oxygen-removing structure of water supply system of autotrophic denitrification system - Google Patents
Oxygen-removing structure of water supply system of autotrophic denitrification system Download PDFInfo
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- CN220999412U CN220999412U CN202322594907.2U CN202322594907U CN220999412U CN 220999412 U CN220999412 U CN 220999412U CN 202322594907 U CN202322594907 U CN 202322594907U CN 220999412 U CN220999412 U CN 220999412U
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- China
- Prior art keywords
- pipeline
- water supply
- autotrophic denitrification
- supply system
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 230000001651 autotrophic effect Effects 0.000 title claims abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 210000005056 cell body Anatomy 0.000 claims abstract description 7
- 239000010865 sewage Substances 0.000 abstract description 17
- 241000894006 Bacteria Species 0.000 abstract description 5
- 210000004027 cell Anatomy 0.000 abstract description 4
- 239000003814 drug Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a deoxidization gas structure of a water supply system of an autotrophic denitrification system, water overflowed from a main channel to a sub-channel flows down from an inclined surface of a baffle plate in the sub-channel, compared with the traditional mode of directly splashing down to the bottom of the sub-channel from a height, dissolved oxygen is less, sewage enters an overflow box through a pipeline, a lower water baffle and an upper water baffle in the overflow box are mutually staggered, the speed of sewage flowing is reduced, the unnecessary oxygen is favorably discharged, the gases are discharged through an exhaust pipe, the treated sewage finally enters the bottom of a treatment cell body through the pipeline and then enters a subsequent channel or a subsequent cell after being treated by bacteria, and a medicine adding port is further arranged on the overflow box.
Description
Technical Field
The utility model belongs to the technical field of industrial wastewater treatment, relates to improvement of an autotrophic denitrification treatment device, and particularly relates to a deoxidized gas structure of a water supply system of an autotrophic denitrification system.
Background
The autotrophic denitrification treatment device is shown in fig. 1 and 4, and comprises a plurality of treatment grids 1, sewage is firstly conveyed to a main channel 2, overflows into sub channels corresponding to the treatment grids respectively, and is conveyed to each treatment grid for treatment through pipelines 5 and 8 at the bottom of the sub channels. As shown in fig. 4, when sewage in the main channel 2 overflows from the baffles 4 on both sides to the sub-channels 3, the liquid level of the main channel and the sub-channels has a height difference, and redundant oxygen is finally brought into the pipeline in the splashing process of the sewage entering the sub-channels, and then enters the tank body 1 of the treatment grid, and the dissolved oxygen can affect the decomposition process of bacteria because autotrophic denitrification bacteria belong to anaerobic bacteria, so that the effect of various adjustment modes at present is not good.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a deoxidized gas structure of a water supply system of an autotrophic denitrification system.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides an autotrophic denitrification system water supply system deoxidization gas structure, includes a plurality of treatment check, main canal and divides the canal, divide canal bottom to be provided with the pipeline that is linked together with the treatment check cell body, its characterized in that: the side wall of the baffle between the main channel and the sub-channels, which is positioned at one side of the sub-channels, is an inclined surface which is inclined from top to bottom, and the bottom surface of the sub-channels beside the lower end of the inclined surface is provided with an opening at the upper end of the pipeline.
Further: the lower end of the pipeline close to the treatment grid tank body is connected in series with an overflow box.
Further: the overflow box is provided with a dosing tube.
Further: the overflow box comprises a box body and lower water baffles, wherein one side of the box body is communicated with the separating channel through a pipeline, the other side of the box body is communicated with the treatment grid pool body through a pipeline, a plurality of lower water baffles are arranged on the bottom surface of the inner part of the box body from one side to the other side at intervals, and an exhaust pipe is arranged on the box body.
Further: the water tank further comprises an upper water baffle, wherein the upper water baffle is arranged on the top surface inside the tank body between two adjacent lower water baffles.
Further: the lower end of the upper water baffle extends into the space between two adjacent lower water baffles.
Further: the upper end face of the box body is provided with a plurality of communicating pipes, the upper ends of the communicating pipes extend into a gas collecting box, and the gas collecting box is provided with the exhaust pipe.
The utility model has the technical effects that:
In the utility model, water overflowed from the main channel to the sub-channel flows down from the inclined surface of the baffle plate in the sub-channel, compared with the traditional mode of directly splashing to the bottom of the sub-channel from the height, less dissolved oxygen is needed, sewage enters the overflow box through the pipeline, the lower water baffle plate and the upper water baffle plate in the overflow box are mutually staggered, the speed of sewage flowing out is reduced, the unnecessary oxygen is also beneficial to discharging, the gases are discharged through the exhaust pipe, the treated sewage finally enters the bottom of the treatment grid cell body through the pipeline and then enters the subsequent channel or cell after being treated by bacteria, and the overflow box is also provided with a medicine adding port.
Drawings
Fig. 1 is a schematic diagram of the structure of the present utility model (various pipes such as water supply, water delivery and water return are omitted in the figure).
Fig. 2 is a vertical sectional view of fig. 1 (rotated 90 degrees clockwise).
Fig. 3 is an enlarged cross-sectional view of the overflow tank of fig. 2.
Fig. 4 is a cross-sectional view of a prior art processing cell.
Detailed Description
The utility model is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.
The utility model provides an autotrophic denitrification system water supply system deoxidization gas structure, as shown in the figure, includes a plurality of treatment check 1, main canal 2 and branch canal 3, branch canal bottom is provided with the pipeline with the treatment check cell body intercommunication, and the baffle 4 between main canal and the branch canal is located the inclined plane of branch canal one side from top to bottom as shown in figure 2, sets up the opening of pipeline upper end 5 at the branch canal bottom of inclined plane lower extreme side.
The number of the treatment grids in the figure is eight, so that eight sub-channels are also arranged, and each sub-channel is communicated with one corresponding treatment grid through a pipeline. Other items of piping, equipment, etc. not relevant to this solution are not shown in the figures.
The lower end of the pipeline close to the treatment grid cell body is connected in series with an overflow box 7. The overflow box aims to artificially prolong the flow stroke of sewage and artificially reduce the flow speed of the sewage. The specific structure of the overflow box is shown in fig. 3: the device comprises a box body 14 and a lower water baffle 12, wherein the upper end surface of one side of the box body is communicated with a separating channel through the upper end 5 of a pipeline, the bottom surface of the other side of the box body is communicated with a treatment grid tank body through the lower end 8 of the pipeline, and a plurality of lower water baffles are arranged on the bottom surface of the inner side of the box body at intervals from one side to the other side. The overflow box can be made bigger, a buffer space is provided for the flow of sewage, three lower water baffles are arranged in the figure, and the height of each lower water baffle is greater than one half of the height of the overflow box and less than two thirds of the height of the overflow box. The overflow box and the lower water baffle are made of corrosion-resistant materials. An exhaust pipe 11 is provided in the overflow tank.
In addition to the lower water baffle, an upper water baffle 13 may be disposed in the box, as shown in fig. 3, where the upper water baffle is disposed on the top surface of the interior of the box between two adjacent lower water baffles, and the lower end of the upper water baffle extends between two adjacent lower water baffles. Two upper water baffles are arranged in the figure, the height of each upper water baffle is greater than one half of the height of the overflow box and less than two thirds of the height, and the upper water baffles are made of corrosion-resistant materials.
The end part of the upper end of the pipeline extending into the overflow box is approximately positioned at the lower end of the overflow box in the height direction, and after sewage enters, part of air in the sewage escapes out through the blocking of the lower water baffle and the upper water baffle and is discharged through the exhaust pipe. Other data may be used for the number and height of the lower and upper baffles.
The overflow box is provided with a dosing pipe 6, and the end part of the dosing pipe extending into the overflow box is arranged as far down as possible, and the dosing pipe is arranged at the position so that the liquid medicine can enter the tank body as quickly as possible, and the response speed is improved for adjusting various parameters and environments.
A plurality of communicating pipes 10 are arranged on the upper end face of the tank body, the upper ends of the communicating pipes extend into a gas collecting tank 9, the gas collecting tank is provided with the exhaust pipe 11, and the escaped gas is discharged to the outside of the overflow tank after passing through the communicating pipes, the gas collecting tank and the exhaust pipe.
In the utility model, water overflowed from the main channel to the sub-channel flows down from the inclined surface of the baffle plate in the sub-channel, compared with the traditional mode of directly splashing to the bottom of the sub-channel from the height, less dissolved oxygen is needed, sewage enters the overflow box through the pipeline, the lower water baffle plate and the upper water baffle plate in the overflow box are mutually staggered, the speed of sewage flowing out is reduced, the unnecessary oxygen is also beneficial to discharging, the gases are discharged through the exhaust pipe, the treated sewage finally enters the bottom of the treatment grid cell body through the pipeline and then enters the subsequent channel or cell after being treated by bacteria, and the overflow box is also provided with a medicine adding port.
Claims (7)
1. The utility model provides an autotrophic denitrification system water supply system deoxidization gas structure, includes a plurality of treatment check, main canal and divides the canal, divide canal bottom to be provided with the pipeline that is linked together with the treatment check cell body, its characterized in that: the side wall of the baffle between the main channel and the sub-channels, which is positioned at one side of the sub-channels, is an inclined surface which is inclined from top to bottom, and the bottom surface of the sub-channels beside the lower end of the inclined surface is provided with an opening at the upper end of the pipeline.
2. The oxygen removal structure of the water supply system of the autotrophic denitrification system according to claim 1, wherein: the lower end of the pipeline close to the treatment grid tank body is connected in series with an overflow box.
3. The oxygen removal structure of the water supply system of the autotrophic denitrification system according to claim 2, wherein: the overflow box is provided with a dosing tube.
4. A deoxidized gas structure of a water supply system of an autotrophic denitrification system according to claim 2 or 3, wherein: the overflow box comprises a box body and lower water baffles, wherein one side of the box body is communicated with the separating channel through a pipeline, the other side of the box body is communicated with the treatment grid pool body through a pipeline, a plurality of lower water baffles are arranged on the bottom surface of the inner part of the box body from one side to the other side at intervals, and an exhaust pipe is arranged on the box body.
5. The oxygen-removing structure of water supply system of autotrophic denitrification system according to claim 4, wherein: the water tank further comprises an upper water baffle, wherein the upper water baffle is arranged on the top surface inside the tank body between two adjacent lower water baffles.
6. The oxygen-scavenging structure of the water supply system of the autotrophic denitrification system according to claim 5, wherein: the lower end of the upper water baffle extends into the space between two adjacent lower water baffles.
7. An autotrophic denitrification system water supply system deoxidized gas structure as claimed in claim 5 or 6, wherein: the upper end face of the box body is provided with a plurality of communicating pipes, the upper ends of the communicating pipes extend into a gas collecting box, and the gas collecting box is provided with the exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322594907.2U CN220999412U (en) | 2023-09-25 | 2023-09-25 | Oxygen-removing structure of water supply system of autotrophic denitrification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322594907.2U CN220999412U (en) | 2023-09-25 | 2023-09-25 | Oxygen-removing structure of water supply system of autotrophic denitrification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220999412U true CN220999412U (en) | 2024-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322594907.2U Active CN220999412U (en) | 2023-09-25 | 2023-09-25 | Oxygen-removing structure of water supply system of autotrophic denitrification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220999412U (en) |
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2023
- 2023-09-25 CN CN202322594907.2U patent/CN220999412U/en active Active
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