CN220502806U - Biological contact oxidation pond for sewage treatment - Google Patents
Biological contact oxidation pond for sewage treatment Download PDFInfo
- Publication number
- CN220502806U CN220502806U CN202321712006.2U CN202321712006U CN220502806U CN 220502806 U CN220502806 U CN 220502806U CN 202321712006 U CN202321712006 U CN 202321712006U CN 220502806 U CN220502806 U CN 220502806U
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- CN
- China
- Prior art keywords
- filling
- tank body
- sewage treatment
- contact oxidation
- biological contact
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- 239000010865 sewage Substances 0.000 title claims abstract description 25
- 230000003647 oxidation Effects 0.000 title claims abstract description 21
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 21
- 238000011049 filling Methods 0.000 claims abstract description 34
- 238000005273 aeration Methods 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007102 metabolic function Effects 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model belongs to the technical field of sewage treatment, and discloses a biological contact oxidation pond for sewage treatment, which comprises a pond body, a filling square frame and an aeration device; a plurality of filling boxes are arranged in the tank body, multiple layers of grids arranged at intervals are fixed on the inner side of each filling box, hooks are respectively fixed at four corners of the upper end of each filling box, a plurality of support rods are movably arranged at the upper end of the tank body, and the hooks of each filling box are hung on the support rods; the aeration device is arranged at the bottom of the inner side of the tank body; the upper end of the edge of the tank body is fixedly provided with a plurality of limiting seats, and the supporting rods are clamped between the limiting seats. According to the utility model, the plurality of filling boxes are arranged in the tank body, so that the original filling grate in the tank is changed into the filling boxes, the supporting strength of the grate can be improved, meanwhile, the grate can be conveniently extracted by using the filling boxes, the grate can be conveniently cleaned and overhauled, the overhauling period is short, and the overhauling cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to a biological contact oxidation pond for sewage treatment.
Background
At present, in the industrial sewage treatment process, organic matters in sewage are required to be decomposed, and a biological contact oxidation method is a widely applied organic matter decomposition treatment technology. One of the essentials of the biological contact oxidation treatment technology is to fill the filler in a tank, the oxygenated sewage submerges the whole filler and flows through the filler at a certain flow rate, the filler is fully covered with a biological film, the sewage is widely contacted with the biological film, and organic pollutants in the sewage are removed under the action of the metabolism function of microorganisms on the biological film, and the sewage is purified, so the biological contact oxidation treatment technology is also called a submerged biological filter, and the other essentials are to adopt the same aeration method as an aeration tank, install an aerator at the bottom of the tank, provide the oxygen required by the microorganisms and play a role of stirring and mixing, so the technology is equivalent to filling the filler inhabited by the microorganisms in the aeration tank, and is also called a contact aeration method.
The biological contact oxidation method is mainly characterized in that a filler with high porosity and large specific surface area is immersed in water, an aerobic biological film is provided for microorganism adhesion growth on the surface of the filler, and the biological film can keep high activity and high biochemical reaction rate due to large surface area, large attachable biomass, large matrix entering and metabolite removing and self-renewing and falling-off of the biological film. However, the filler in the existing contact oxidation pond is generally supported by using a filler grate, after long-term use, the filler grate is severely corroded and collapses, and if the filler grate is regularly overhauled, the difficulty of cleaning the collapse grate is high, so that the overhauling cost is too high, and the overhauling period is long.
Through the above analysis, the problems and defects existing in the prior art are as follows:
the filler grate in the existing contact oxidation pond is easy to collapse after long-time use, is high in cleaning difficulty, and causes overhigh maintenance cost and long maintenance period.
Disclosure of Invention
In order to overcome the problems in the related art, the utility model provides a biological contact oxidation pond for sewage treatment.
The technical scheme of the utility model is as follows:
a biological contact oxidation pond for sewage treatment is provided with:
the device comprises a tank body, a filling square frame and an aeration device;
a plurality of filling boxes are arranged in the tank body, multiple layers of grids arranged at intervals are fixed on the inner side of each filling box, hooks are respectively fixed at four corners of the upper end of each filling box, a plurality of support rods are movably arranged at the upper end of the tank body, and the hooks of each filling box are hung on the support rods;
the aeration device is arranged at the bottom of the inner side of the tank body.
In one embodiment, a plurality of limiting seats are fixed at the upper end of the edge of the tank body, and the supporting rods are clamped between the limiting seats.
In one embodiment, the lower end of the left side of the tank body is communicated with a water inlet pipeline, and the upper end of the right side of the tank body is communicated with a water outlet pipeline.
In one embodiment, a filter screen is arranged at the communication position of the tank body and the water outlet pipeline.
In one embodiment, a drain pipe is arranged at the lower end of one side of the tank body, which is communicated with the water outlet pipeline, and a drain valve is arranged in the middle of the drain pipe.
In one embodiment, the aeration device is provided with a main air supply pipe and a plurality of aeration branch pipes, the main air supply pipe is communicated with external oxygen supply equipment, the main air supply pipe is respectively communicated with the plurality of aeration branch pipes, and the plurality of aeration branch pipes are uniformly distributed at the bottom of the tank body.
By combining all the technical schemes, the utility model has the advantages and positive effects that:
according to the utility model, the plurality of filling boxes are arranged in the tank body, so that the original filling grate in the tank is changed into the filling boxes, the supporting strength of the grate can be improved, meanwhile, the grate can be conveniently extracted by using the filling boxes, the grate can be conveniently cleaned and overhauled, the overhauling period is short, and the overhauling cost is reduced.
According to the utility model, the supporting rod can be fixed and limited through the limiting seat, so that slipping of the supporting rod is avoided; the water inlet pipeline and the water outlet pipeline are arranged on opposite sides, so that water in the tank body can circulate conveniently; impurities in the effluent can be filtered through a filter screen; impurities at the bottom of the tank body can be conveniently cleaned through the drain pipe and the drain valve; through evenly laying many aeration branch pipes in the cell body bottom, can effectively improve aeration homogeneity.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure of the utility model as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic diagram of a biological contact oxidation basin for wastewater treatment according to an embodiment of the present utility model;
FIG. 2 is a schematic structural view of a tank body according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a packing box provided by an embodiment of the present utility model;
fig. 4 is a schematic structural view of an aeration device according to an embodiment of the present utility model;
in the figure: 1. a cell body; 2. a filler box; 3. an aeration device; 4. a grate; 5. a hook; 6. a support rod; 7. a limit seat; 8. a water inlet pipeline; 9. a water outlet pipeline; 10. a filter screen; 11. a blow-down pipe; 12. a blow-down valve; 13. a main air supply pipe; 14. and an aeration branch pipe.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
As shown in fig. 1 and 2, the biological contact oxidation pond for sewage treatment provided by the embodiment of the utility model comprises a pond body 1, a filling block 2 and an aeration device 3.
A plurality of filling boxes 2 are arranged in the tank body 1, a plurality of support rods 6 are movably arranged at the upper end of the tank body 1, hooks 5 are respectively fixed at four corners of the upper end of each filling box 2, and the hooks 5 of each filling box 2 are hung on the support rods 6;
the upper end of the edge of the tank body 1 in the embodiment of the utility model is fixedly provided with a plurality of limiting seats 7, and the supporting rods 6 are clamped between the limiting seats 7.
In the embodiment of the utility model, the lower end of the left side of the tank body 1 is communicated with a water inlet pipeline 8, and the upper end of the right side of the tank body 1 is communicated with a water outlet pipeline 9.
The filtering screen 10 is arranged at the communication position of the tank body 1 and the water outlet pipeline 9 in the embodiment of the utility model.
The lower end of one side of the tank body 1 communicated with the water outlet pipeline 9 is provided with a drain pipe 11, and a drain valve 12 is arranged in the middle of the drain pipe 11.
As shown in fig. 3, the inner side of the filling frame 2 in the embodiment of the utility model is fixed with multiple layers of grids 4 which are arranged at intervals.
As shown in fig. 4, the aeration device 3 in the embodiment of the present utility model is installed at the bottom of the inner side of the tank body 1. The aeration device 3 is provided with a main air supply pipe 13 and a plurality of aeration branch pipes 14, the main air supply pipe 13 is communicated with external oxygen supply equipment, the main air supply pipe 13 is respectively communicated with the plurality of aeration branch pipes 14, and the plurality of aeration branch pipes 14 are uniformly distributed at the bottom of the tank body 1.
The working principle of the utility model is as follows: when the biological filling material is used, biological filling materials are fixed on the multi-layer grate 4 in the filling material frame 2, sewage is discharged into the tank body 1 through the water inlet pipeline 8, the aeration device 3 supplies air to the air supply main pipe 13 through external oxygen supply equipment, and the air supply main pipe 13 uniformly distributes oxygen into the tank body 1 through the plurality of aeration branch pipes 14. The sewage is filtered by the biological filler on the grate 4, and the treated sewage is discharged through the water outlet pipeline 9 after being filtered by the filter screen 10. When the grating 4 needs to be cleaned and overhauled, the filling square frame 2 can be moved out through the supporting rod 6, so that the grating 4 in the specific filling square frame 2 can be cleaned and overhauled conveniently, the overhauling period is short, and the overhauling cost is reduced.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is possible to modify the technical solution described in the foregoing embodiments or to make equivalent substitutions for some or all of the technical features thereof, and these modifications or substitutions should be covered in the scope of the present utility model.
Claims (6)
1. A biological contact oxidation pond for sewage treatment, characterized in that the biological contact oxidation pond for sewage treatment is provided with:
the device comprises a tank body (1), a filling square frame (2) and an aeration device (3);
a plurality of filling boxes (2) are arranged in the tank body (1), multiple layers of grids (4) arranged at intervals are fixed on the inner side of each filling box (2), hooks (5) are respectively fixed at four corners of the upper end of each filling box (2), a plurality of support rods (6) are movably mounted at the upper end of the tank body (1), and the hooks (5) of each filling box (2) are hung on the support rods (6);
the aeration device (3) is arranged at the bottom of the inner side of the tank body (1).
2. The biological contact oxidation pond for sewage treatment according to claim 1, wherein a plurality of limiting seats (7) are fixed at the upper end of the edge of the pond body (1), and the supporting rods (6) are clamped between the limiting seats (7).
3. The biological contact oxidation pond for sewage treatment according to claim 1, wherein the lower end of the left side of the pond body (1) is communicated with a water inlet pipeline (8), and the upper end of the right side of the pond body (1) is communicated with a water outlet pipeline (9).
4. A biological contact oxidation basin for sewage treatment according to claim 3, characterized in that a filter screen (10) is mounted in the position of communication of the basin body (1) with the outlet conduit (9).
5. A biological contact oxidation pond for sewage treatment according to claim 3, characterized in that the lower end of the side of the pond body (1) communicated with the water outlet pipeline (9) is provided with a blow-down pipe (11), and a blow-down valve (12) is arranged in the middle of the blow-down pipe (11).
6. Biological contact oxidation pond for sewage treatment according to claim 1, characterized in that the aeration device (3) is provided with a main air supply pipe (13) and a plurality of aeration branch pipes (14), the main air supply pipe (13) is communicated with external oxygen supply equipment, the main air supply pipe (13) is respectively communicated with a plurality of aeration branch pipes (14), and the plurality of aeration branch pipes (14) are uniformly distributed at the bottom of the pond body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712006.2U CN220502806U (en) | 2023-07-03 | 2023-07-03 | Biological contact oxidation pond for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712006.2U CN220502806U (en) | 2023-07-03 | 2023-07-03 | Biological contact oxidation pond for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220502806U true CN220502806U (en) | 2024-02-20 |
Family
ID=89878669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321712006.2U Active CN220502806U (en) | 2023-07-03 | 2023-07-03 | Biological contact oxidation pond for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220502806U (en) |
-
2023
- 2023-07-03 CN CN202321712006.2U patent/CN220502806U/en active Active
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