CN219907300U - High-efficient bean products waste water treatment biochemical system - Google Patents
High-efficient bean products waste water treatment biochemical system Download PDFInfo
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- CN219907300U CN219907300U CN202320848560.7U CN202320848560U CN219907300U CN 219907300 U CN219907300 U CN 219907300U CN 202320848560 U CN202320848560 U CN 202320848560U CN 219907300 U CN219907300 U CN 219907300U
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- 235000010627 Phaseolus vulgaris Nutrition 0.000 title claims abstract description 27
- 244000046052 Phaseolus vulgaris Species 0.000 title claims abstract description 27
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 12
- 239000010802 sludge Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000004062 sedimentation Methods 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims abstract description 13
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 13
- 239000002351 wastewater Substances 0.000 claims description 35
- 238000010992 reflux Methods 0.000 claims description 14
- 238000005273 aeration Methods 0.000 claims description 6
- 238000011010 flushing procedure Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000002053 acidogenic effect Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000696 methanogenic effect Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to the technical field of wastewater treatment, in particular to a high-efficiency bean product wastewater treatment biochemical system. Comprises a coarse grid, a rotary drum grid, an adjusting tank, an SFABR sectional anaerobic baffling reactor, an A/O biochemical tank, a secondary sedimentation tank, a sand filter tank, a sludge concentration and dehydration device and a biogas collection and utilization device. The beneficial effects of the utility model are as follows: the biological treatment process combining the coarse grating, the rotary drum grating, the regulating tank, the SFABR segmented anaerobic baffled reactor, the A/O biochemical tank, the secondary sedimentation tank and the sand filter tank is adopted, so that the treatment process is simplified, the investment is low, the energy consumption is low, the technology is mature, the removal rate is high, the water outlet is stable, the treatment effect is stable and reliable, and the aim of high efficiency is achieved.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a high-efficiency bean product wastewater treatment biochemical system.
Background
The bean product waste water mainly comes from the bean soaking, squeezing and flushing waste water of raw material beans, has high organic matter content and strong biodegradability, and is high-concentration waste water polluting the environment. The prior art has the problems of complex process, high investment and operation cost, anaerobic granular sludge loss, blockage and the like.
In order to solve the problems, the utility model provides a high-efficiency bean product wastewater treatment biochemical system.
Disclosure of Invention
Object of the utility model
The utility model aims to provide a high-efficiency bean product wastewater treatment biochemical system so as to solve the problems in the background technology.
(II) technical scheme: the utility model provides a high-efficiency bean product wastewater treatment biochemical system which comprises a grid coarse grating, a rotary drum grating, an adjusting tank, an SFABR sectional anaerobic baffling reactor, an A/O biochemical tank, a secondary sedimentation tank, a sand filter tank, a sludge concentration and dehydration device and a biogas collection and utilization device, wherein the coarse grating is arranged at a water inlet end of the system, the rotary drum grating is arranged at a water outlet end of the coarse grating, the water outlet end of the rotary drum grating is sequentially connected with the adjusting tank, the SFABR sectional anaerobic baffling reactor, the A/O biochemical tank, the secondary sedimentation tank and the sand filter tank, a submersible stirrer is arranged in the adjusting tank, the upper part of the SFABR sectional anaerobic baffling reactor is connected with a biogas collection and utilization device, a sludge outlet of the SFABR sectional anaerobic baffling reactor is connected with a sludge concentration and dehydration device through a pipeline, a sludge return pump of the secondary sedimentation tank is connected with a sludge concentration and dehydration device, a sludge return pump is connected with the water inlet end of the A/O tank through a pipeline, and a flushing wastewater outlet is connected with the adjusting tank through a pipeline.
As still further aspects of the utility model: the rotary drum grating and the water flow form an angle of about 35 degrees, the grating seam is 1mm-3mm, and finer particles such as bean dregs with the thickness smaller than that of the grating seam in the wastewater can be removed, so that the stability of the subsequent process is ensured.
As still further aspects of the utility model: 6-8 compartments are arranged in the SFABR segmented anaerobic baffling reactor, the angle of the baffling plate is 45-50 degrees, and a sludge discharge port is arranged at the bottom of the reactor, so that intermittent sludge discharge can be performed.
As still further aspects of the utility model: the number of the A/O biochemical tanks is 1-3 groups which are connected in series according to the water quality requirement of the effluent, so as to achieve the aim of denitrification and dephosphorization, wherein a disk type or tubular type aeration device is arranged in the aerobic tank, and the aeration device is connected with an air blower through an aeration pipeline.
As still further aspects of the utility model: an internal reflux pump is arranged at the tail end of the aerobic tank of the A/O biochemical tank, and the effluent of the aerobic tank is refluxed to the anoxic tank through a pipeline.
As still further aspects of the utility model: the sludge concentration and dehydration device is connected with the regulating tank through a sewage pipeline, so that desliming wastewater flows back into the regulating tank.
As still further aspects of the utility model: the biogas collecting and utilizing device can achieve the purpose of biogas utilization through combustion.
As still further aspects of the utility model: and a surplus sludge pump and a sludge reflux pump are arranged between the secondary sedimentation tank and the sludge concentration and dehydration device, an outlet of the surplus sludge pump is connected with the sludge concentration and dehydration device, an outlet of the sludge reflux pump is connected with a sludge pipeline, and the other end of the sludge pipeline is arranged at the water inlet end of the A/O biochemical tank.
The technical scheme of the utility model has the following beneficial technical effects:
the rotary drum grille is adopted, so that the slag blocking rate is high, the blocking is difficult, the self-cleaning type is realized, and fine-particle mud-like impurities such as bean dregs in bean product wastewater can be removed by rotating the net drum.
Compared with anaerobic treatment processes such as UASB and IC towers, the SFABR sectional anaerobic baffling reactor has the advantages of simple structure, strong sludge interception capability, high stability and the like, and is more stable and efficient in reducing the impact of wastewater on the anaerobic reactor and improving the COD removal rate.
By adopting the technical scheme, the method can efficiently remove the indexes of COD, total nitrogen, total phosphorus and the like in the bean product wastewater, so that the wastewater can reach the discharge standard. The utility model has lower operation cost, simple operation and stable operation, and is a preferable wastewater treatment system.
Drawings
FIG. 1 is a process flow diagram of the present utility model.
FIG. 2 is a schematic diagram of an SFABR staged anaerobic baffled reactor in accordance with the present utility model.
Reference numerals:
1 coarse grid, 2 rotary drum grid, 3 regulating tank, 4SFABR sectional anaerobic baffling reactor, 5A/O biochemical tank, 6 secondary sedimentation tank, 7 sand filter tank, 8 sludge concentration dewatering device, 9 residual sludge pump, 10 sludge reflux pump, 11 marsh gas collection and utilization device, 301 submersible mixer, 501 submersible impeller, 502 disc aeration device, 503 internal reflux pump, 401 main water inlet, 402 compartment water inlet, 403 water outlet, 404 air outlet, 405 sludge discharge port, 406 valve, 407 partition board, 408 baffle board, 701 flushing waste water outlet.
Detailed Description
The technical solutions in the embodiments of the present utility model are described in further detail below in conjunction with the detailed description of the present utility model and with reference to the accompanying drawings. It should be understood that the described embodiments are illustrative only and are not intended to limit the scope of the utility model. In the following description, the existing device structures and techniques are not described in detail to define the concepts of the present utility model.
As shown in figure 1, the high-efficiency bean product wastewater treatment biochemical system provided by the utility model comprises a coarse grid 1, a rotary drum grid 2, an adjusting tank 3, an SFABR segmented anaerobic baffling reactor 4, an A/O biochemical tank 5, a secondary sedimentation tank 6, a sand filter 7, a sludge concentration dehydration device 8, a residual sludge pump 9, a sludge reflux pump 10 and a biogas collection and utilization device 11. The coarse grille 1 is arranged at the water inlet end of the system and is used for separating large-particle impurities in bean product wastewater, the water outlet end of the coarse grille 1 is connected with the rotary drum grille 2 and is used for removing fine-particle impurities such as bean dregs in the bean product wastewater, the water outlet end of the rotary drum grille 2 is connected with the regulating tank 3, the regulating tank 3 is used for homogenizing water quality, so that the wastewater quality is kept stable, the pH value of the inlet water is regulated, and stable operation of subsequent treatment facilities is ensured. The regulating tank 3 is connected with the SFABR segmented anaerobic baffling reactor 4 through a waste water pipeline, and compartments which are sequentially connected in series are arranged in the SFABR segmented anaerobic baffling reactor 4, so that microorganism populations in the SFABR segmented anaerobic baffling reactor can realize separation of an acidogenic phase and a methanogenic phase along different compartments in the length direction, two-phase or multi-phase operation is performed in a single reactor, different microorganism populations survive under respective proper conditions, and therefore macromolecular organic matters which are difficult to degrade in waste water are effectively decomposed, the macromolecular organic matters are changed into micromolecular pollutants which are easy to degrade, a large amount of biogas is produced while the concentration of the pollutants is reduced, and the biogas is recycled by the biogas collecting and utilizing device 11. The water outlet end of the SFABR anaerobic baffling reactor 4 is connected with an A/O biochemical tank 5 through a waste water pipeline to remove pollutants such as COD, ammonia nitrogen, total phosphorus and the like in the waste water, the A/O biochemical tank 5 is connected with a secondary sedimentation tank 6 through the waste water pipeline to discharge microbial flocs, the secondary sedimentation tank 6 is connected with a sand filter 7 through the waste water pipeline, and the discharged water of the secondary sedimentation tank 6 reaches a discharge standard discharge system after being filtered by the sand filter 7.
In this embodiment, the end compartment of the SFABR anaerobic baffling reactor 4 is provided with a sludge outlet 405, and is connected with the sludge concentration and dehydration device 8 through a sludge pipeline, the secondary sedimentation tank 6 is connected with a residual sludge pump 9 and a sludge reflux pump 10 through a sludge pipeline, the residual sludge pump 9 is connected with the sludge concentration and dehydration device 8 through a sludge pipeline, and the sludge reflux pump 10 is connected with the water inlet end of the a/O biochemical tank 5 through a sludge pipeline.
In this embodiment, the sludge concentration and dehydration device 8 is connected with the adjusting tank 3 through a sewage pipeline, waste water generated in the sludge concentration and dehydration process flows back to the adjusting tank 3 through the sewage pipeline, the flushing waste water outlet 701 of the sand filter 7 is connected with the adjusting tank 3 through the sewage pipeline, and flushing waste water flows back to the adjusting tank 3.
In this embodiment, the submersible mixer 301 is installed in the adjusting tank 3, so that the inflow water and the backflow water are uniformly mixed, and the effect of uniform water quantity and water quality is achieved, so that the stable operation of the subsequent treatment unit is ensured.
In the embodiment, a submerged impeller 501 is arranged in an anoxic tank of the A/O biochemical tank 5, a disk type aeration device 502 is arranged in an aerobic tank, an internal reflux pump 503 is arranged at the tail end of the aerobic tank, the anaerobic tank is connected with a pipeline, and the nitrification reaction is completed through internal reflux to remove nitrogen in wastewater.
In this embodiment, as shown in FIG. 2, the SFABR staged anaerobic baffled reactor 4 is divided by a baffle 407 into several compartments of different functions, each compartment being provided with a baffle 408. The front end of the SFABR segmented anaerobic baffled reactor 4 is provided with a main water inlet 401, the 1 st-4 th compartments are provided with compartment water inlets 402, the segmented water inlet prevents the reactor from being accumulated by VFA, the pH value of the reactor from being reduced and the like when the reactor is started under the condition of higher organic load, the main water inlet 401 and the compartment water inlets 402 are connected with the regulating tank 3 through a waste water pipeline, the last compartment is provided with a water outlet 403, the upper end of each compartment is provided with an air outlet 404 which is connected with the biogas collection and utilization device 11, the bottom of the last compartment is provided with a sludge discharge port 405, the sludge discharge port 405 is connected with the residual sludge pump 9 and the sludge reflux pump 10 through a sludge pipeline, and the sludge pipeline is provided with a valve 406, so that the sludge discharge time and the sludge discharge amount can be controlled.
In this embodiment, as shown in fig. 2, the SFABR segmented anaerobic baffling reactor 4 has a right trapezoid structure, the water inlet end has a right trapezoid structure, the water outlet end has a structure with a wide upper part and a narrow lower part, and the outflow of sludge is prevented.
In the technical scheme, the grille is used for removing large particles such as bean shells and bean grains and fine suspended matters such as bean dregs in the wastewater, protecting mechanical equipment such as pumps, stirrers and gates, and ensuring the stable operation of the system; the regulating tank is used for regulating water quantity and homogenizing water quality, and is suitable for intermittent high-organic matter load drainage; the SFABR segmented anaerobic baffling reactor degrades organic matters in the wastewater, so that macromolecular organic matters are micromolecular pollutants, and methane is discharged; the A/O biochemical tank further degrades pollutants in the wastewater to remove pollutants such as COD, total nitrogen, total phosphorus and the like; the secondary sedimentation tank separates and discharges the sludge in the water; the sand filter is used for intercepting fine particles such as suspended sludge flowing out along with water in the secondary sedimentation tank, so that the water outlet is stable and reaches the standard. Finally, the bean product wastewater is treated and purified by the whole process and then discharged after reaching the standard. The biological treatment process combining the coarse grating, the rotary drum grating, the regulating tank, the SFABR segmented anaerobic baffled reactor, the A/O biochemical tank, the secondary sedimentation tank and the sand filter tank is adopted, so that the treatment process is simplified, the investment is low, the energy consumption is low, the technology is mature, the removal rate is high, the water outlet is stable, and the treatment effect is stable and reliable.
Standard parts used in the utility model can be purchased from the market, other accessories and pipe fittings can be customized according to the description of the specification, the specific connection modes of all parts adopt conventional means such as mature bolts and welding in the prior art, the machines, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.
The foregoing description of the preferred embodiments of the utility model is provided for the purpose of illustration and explanation of the principles of the present utility model and is not intended to limit the application of the utility model. Any modification, equivalent replacement, improvement, etc. made according to the technical scheme of the present utility model should be included in the protection scope of the present utility model. The description of the summary is entered.
Claims (5)
1. The utility model provides a high-efficient bean product waste water treatment biochemical system, includes coarse grid (1), rotary drum grid (2), equalizing basin (3), SFABR sectional type anaerobic baffling reactor (4), A/O biochemical tank (5), two sedimentation tank (6), sand filter (7), characterized by, coarse grid (1) is placed in system's water inlet, and coarse grid (1) water outlet sets up rotary drum grid (2), rotary drum grid (2) water outlet connects equalizing basin (3), SFABR sectional type anaerobic baffling reactor (4) are connected to equalizing basin (3) water outlet, SFABR sectional type anaerobic baffling reactor (4) water outlet connects A/O biochemical tank (5), A/O biochemical tank (5) water outlet connects two sedimentation tank (6), sand filter (7) are connected to two sedimentation tank (6) water outlet, install dive agitator (301) in equalizing basin (3), SFABR sectional type anaerobic baffling reactor (4) upper portion connection biogas collector (11), utilize SFABR sectional type anaerobic baffling reactor (4) to connect sludge pump (10) and sludge dewatering pump (8) through sludge reflux pump (10), the other end of the residual sludge pump (9) is connected with the sludge concentration and dehydration device (8), the other end of the sludge reflux pump (10) is connected with the water inlet end of the A/O biochemical tank (5) through a sludge pipeline, and a flushing wastewater outlet (701) of the sand filter tank (7) is connected with the regulating tank (3) through a pipeline.
2. The biochemical system for treating the waste water of the high-efficiency bean product according to claim 1, wherein a submerged impeller (501) is arranged in an anoxic tank of the A/O biochemical tank (5), a disc type aeration device (502) is arranged in an aerobic tank, and an internal reflux pump (503) is arranged at the tail end of the aerobic tank and is connected with the anoxic tank through a pipeline.
3. The biochemical system for treating the waste water of the high-efficiency bean products according to claim 1, wherein the SFABR segmented anaerobic baffled reactor (4) is divided into 6-8 compartments with different front and rear functions by a baffle plate (407), each compartment is provided with a baffle plate (408), the front end of the SFABR segmented anaerobic baffled reactor (4) is provided with a main water inlet (401), the front end compartment is provided with a compartment water inlet (402), the main water inlet (401) and the compartment water inlet (402) are connected with the regulating tank (3) through a waste water pipeline, and the last compartment is provided with a water outlet (403).
4. The biochemical system for treating the waste water of the high-efficiency bean products according to claim 1, wherein an air outlet (404) is arranged at the upper end of each compartment of the SFABR segmented anaerobic baffling reactor (4) and is connected with a biogas collecting and utilizing device (11), a sludge discharge opening (405) is arranged at the bottom of the last compartment, the sludge discharge opening (405) is connected with a sludge concentrating and dehydrating device (8) through a sludge pipeline, and a valve (406) is arranged on the sludge pipeline to control the sludge discharge time and the sludge discharge amount.
5. The biochemical system for treating the waste water of the high-efficiency bean product according to claim 1, wherein the SFABR segmented anaerobic baffling reactor (4) is of a right trapezoid structure, the water inlet end is of a right trapezoid structure, and the water outlet end is of an upper-wide lower-narrow bevel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848560.7U CN219907300U (en) | 2023-04-17 | 2023-04-17 | High-efficient bean products waste water treatment biochemical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848560.7U CN219907300U (en) | 2023-04-17 | 2023-04-17 | High-efficient bean products waste water treatment biochemical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219907300U true CN219907300U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320848560.7U Active CN219907300U (en) | 2023-04-17 | 2023-04-17 | High-efficient bean products waste water treatment biochemical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219907300U (en) |
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- 2023-04-17 CN CN202320848560.7U patent/CN219907300U/en active Active
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