CN117534205A - Organic wastewater treatment device - Google Patents
Organic wastewater treatment device Download PDFInfo
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- CN117534205A CN117534205A CN202311822583.1A CN202311822583A CN117534205A CN 117534205 A CN117534205 A CN 117534205A CN 202311822583 A CN202311822583 A CN 202311822583A CN 117534205 A CN117534205 A CN 117534205A
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- reaction tank
- tank body
- organic wastewater
- filler
- wastewater treatment
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 238000006243 chemical reaction Methods 0.000 claims abstract description 109
- 239000000945 filler Substances 0.000 claims abstract description 43
- 239000010802 sludge Substances 0.000 claims abstract description 43
- 238000011282 treatment Methods 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 239000002351 wastewater Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims description 26
- 238000012856 packing Methods 0.000 claims description 23
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000000746 purification Methods 0.000 description 7
- 239000010842 industrial wastewater Substances 0.000 description 6
- 210000001124 body fluid Anatomy 0.000 description 5
- 239000010839 body fluid Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000008213 purified water Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention provides an organic wastewater treatment device, wherein the top of the device is independently distributed on a bunchy filler, the bunchy filler is enabled to rotate up and down at the liquid level of a reaction tank body through a rotary filler unit in the reaction tank body, the anaerobic-aerobic-anoxic state switching of a solidified biological film on the bunchy filler is realized, the state switching of the biological film is realized, organic matters and denitrification and dephosphorization are degraded, the whole treatment process can avoid the backflow of sludge or mixed liquid, the energy consumption can be saved, the independent treatment can be realized only by one reaction tank body, the volume of the device is effectively reduced, the equipment cost is reduced, and the device is particularly suitable for the treatment of small-scale industrial organic wastewater; in addition, the independent and flexible control of the beam-shaped filler water distribution flow and the rotating speed can be realized by arranging the water distribution unit and the rotary filler device, so that the operation, maintenance and overhaul and the like are convenient, and the investment cost is saved.
Description
Technical Field
The invention relates to the technical field of organic wastewater treatment, in particular to an organic wastewater treatment device.
Background
With the rapid development of industry, the industrial wastewater treatment industry is receiving a great deal of attention. Along with the increasing importance of the state to the environment protection field and the expansion of the number and the scale of industrial enterprises, the industrial wastewater treatment industry relates to various fields of building, agriculture, traffic, energy, petrifaction, environment protection, urban landscapes, medical treatment, catering and the like, and the industrial wastewater treatment industry also increasingly enters the daily life of common people. The prior industrial wastewater treatment adopts various technologies and methods, including physical methods, chemical methods, biological methods and the like, such as modern technical means of membrane separation technology, electrochemical oxidation technology, advanced oxidation technology and the like, and achieves remarkable treatment effect.
However, although the treatment of industrial wastewater can reach the emission standard, the treatment cost is high, the process flow is long, the operation and maintenance are complex, and how to find the industrial wastewater treatment process with simple process and low operation cost and up to the standard has been reported.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide an organic wastewater treatment device, which is used for solving the problems of complex equipment, complex operation and maintenance, lengthy process flow, high organic wastewater treatment cost, and the like of the organic wastewater treatment device in the prior art.
To achieve the above and other related objects, the present invention provides an organic wastewater treatment apparatus comprising: the device comprises a regulating device, a biochemical treatment device and a collecting device, wherein the biochemical treatment device is used for treating organic wastewater based on the principle of an activated sludge process;
the adjusting device comprises an adjusting tank and a water inlet pump arranged in the adjusting tank;
the biochemical treatment device comprises a rotary filling unit, a driving unit, a reaction tank body, a water distribution unit and a sludge sedimentation bucket;
the rotary packing unit comprises a plurality of groups of rotary packing devices, and the rotary packing devices comprise driving wheels arranged at the upper part of the reaction tank body, driven wheels arranged at the lower part of the reaction tank body and bunched packing fixed on a rotary belt;
the driving unit is used for driving the driving wheel to rotate so as to drive the driven wheel to rotate, and then the beam-shaped filler is enabled to rotate up and down in the reaction tank body;
the reaction tank body comprises a reaction tank body liquid level, an air exhaust device arranged at the top of the reaction tank body, an overflow port arranged on the side wall of the reaction tank body and positioned at the liquid level of the reaction tank body, and an air inlet arranged on the side wall of the reaction tank body and positioned at the upper part of the liquid level of the reaction tank body, wherein the air inlet is positioned at the upper part of the overflow port;
the water distribution unit is arranged above the rotary filler unit and comprises a water distribution pipeline and a water distribution pipeline control valve, and the water distribution pipeline control valve is arranged right above the bunched filler so as to realize the independent control of water distribution to the bunched filler and facilitate the control or adjustment of the hydraulic retention time of wastewater treatment;
the sludge settling hopper is arranged at the bottom of the reaction tank body to collect residual sludge in the reaction tank body;
the collecting device comprises a water outlet tank and a drainage pump arranged in the water outlet tank;
the water outlet of the regulating tank is communicated with the water inlet of the reaction tank body, and the overflow port of the reaction tank body is communicated with the water inlet of the water outlet tank.
Optionally, the reaction tank body comprises at least two reaction tank body liquid levels,
optionally, the air inlets are uniformly arranged along the circumferential direction of the reaction tank body,
optionally, the overflow port discharges the organic wastewater after biochemical treatment through an overflow weir arranged at the liquid level of the reaction tank.
Optionally, the rotary filling device further comprises a driving device fixing rod arranged in the reaction tank body, and the driving wheel is fixed on the driving device fixing rod; the driving unit drives the driving device fixing rod to rotate so as to drive the driving wheel to rotate or the driving device fixing rod to be fixed at the same time, the driving unit directly drives the driving wheel to rotate,
further, the rotary filling devices are uniformly arranged in the reaction tank body.
Further, the water distribution pipeline is arranged as a net-shaped water distribution pipeline or a branch-shaped water distribution pipeline.
Optionally, a sludge discharge port is arranged on the sludge precipitation bucket, and a sludge discharge pipeline discharges the surplus sludge through the sludge discharge port; and a sludge discharge valve is arranged on the sludge discharge pipeline to control the discharge of the residual sludge.
Optionally, a water quality monitoring sensor is further arranged in the water outlet tank so as to detect water quality entering the water outlet tank.
Optionally, the water outlet of the water outlet tank is communicated with the water inlet of the regulating tank through one of the tee joints, and one of the tee joints is discharged out of the organic wastewater treatment device.
As described above, the organic wastewater treatment device provided by the invention has the advantages that the top part is independently distributed on the bunchy filler, the bunchy filler is enabled to rotate up and down at the liquid level of the reaction tank body through the rotary filler unit in the reaction tank body, the anaerobic-aerobic-anoxic state switching of the solidified biological film on the bunchy filler is realized, the state switching of the biological film is realized, the organic matters are degraded, the denitrification and dephosphorization are realized, the whole treatment process can avoid the backflow of sludge or mixed liquid, the energy consumption can be saved, the independent treatment can be realized only by one reaction tank body, the volume of the device is effectively reduced, the equipment cost is reduced, and the device is particularly suitable for the treatment of small-scale industrial organic wastewater; in addition, the independent and flexible control of the beam-shaped filler water distribution flow and the rotating speed can be realized by arranging the water distribution unit and the rotary filler device, so that the operation, maintenance and overhaul and the like are convenient, and the investment cost is saved.
Drawings
FIG. 1 is a schematic cross-sectional view showing an organic wastewater treatment apparatus according to the present invention.
FIG. 2 is a schematic plan view of the top layer of the organic wastewater treatment apparatus of the present invention.
Fig. 3 is a schematic plan view showing a water distribution unit layer in the organic wastewater treatment apparatus of the present invention.
FIG. 4 is a schematic plan view showing a rotary packing unit in an organic wastewater treatment apparatus according to the present invention.
Description of element reference numerals
1. Regulating tank
10. Water inlet pump
11. Regulating tank liquid level
2. Rotary packing unit
20. Rotary filling device
200. Driving wheel
201. Driven wheel
202. Bundle-shaped filler
203. Fixing rod of driving device
3. Reaction tank body
30. Liquid in reaction tank
31. Air extractor
32. Overflow port
33. Overflow weir
34. Air inlet
4. Water distribution unit
40. Water distribution pipeline
41. Water distribution pipeline control valve
5. Sludge settling hopper
50. Mud discharging port
51. Accompany you pipeline
52. Mud valve
53. Excess sludge
6. Water outlet pool
60. Draining pump
61. Liquid level of water outlet tank
7. Water inlet
8. Water outlet
9. Pipeline
90. Manifold control valve
Detailed Description
Embodiments of the present invention are described below by way of specific examples, which are intended to be illustrative of the present application and not limiting of the present application. Other advantages and effects of the present invention will be readily apparent to those skilled in the art from the present disclosure. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships that are conventionally put in use of the product of the application, are merely for convenience of description of the present application and simplification of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the term "connected" should be construed broadly, and for example, it may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Please refer to fig. 1 to 4. It should be noted that, the illustrations provided in the present embodiment merely illustrate the basic concept of the present invention by way of illustration, and only the components related to the present invention are shown in the drawings rather than the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.
As shown in fig. 1 to 4, the present embodiment provides an organic wastewater treatment apparatus including, in order and in communication along an organic wastewater flow direction: the device comprises a regulating device, a biochemical treatment device and a collecting device, wherein the biochemical treatment device is used for treating organic wastewater based on the principle of an activated sludge process;
as shown in fig. 1, the adjusting device comprises an adjusting tank 1 and a water inlet pump 10 arranged in the adjusting tank 1;
as shown in fig. 1, the biochemical treatment device comprises a rotary packing unit 2, a driving unit (not shown in the figure), a reaction tank body 3, a water distribution unit 4 and a sludge settling hopper 5;
as shown in fig. 1 and 4, the rotary packing unit 2 includes a plurality of sets of rotary packing devices 20, and the rotary packing devices 20 include a driving wheel 200 disposed at the upper portion of the reaction tank 3, a driven wheel 201 disposed at the lower portion of the reaction tank 3, and a bundle packing 202 fixed on a rotary belt;
the driving unit is used for driving the driving wheel 200 to rotate so as to drive the driven wheel 201 to rotate, and further, the beam-shaped filler 202 rotates up and down in the reaction tank body 3;
as shown in fig. 1 and 2, the reaction tank 3 includes a reaction tank body fluid 30, an air extraction device 31 disposed at the top of the reaction tank 3, an overflow port 32 disposed on the side wall of the reaction tank 3 and located at the reaction tank fluid 30, and an air inlet 34 disposed on the side wall of the reaction tank 3 and located at the upper portion of the reaction tank fluid 30, wherein the air inlet 34 is located at the upper portion of the overflow port 32;
as shown in fig. 1 and 3, the water distribution unit 4 is disposed above the rotary packing unit 2, and includes a water distribution pipeline 40 and a water distribution pipeline control valve 41, where the water distribution pipeline control valve 41 is disposed directly above the bundled packing 202, so as to realize independent control of water distribution to the bundled packing 202, so as to control or adjust hydraulic retention time of wastewater treatment;
as shown in fig. 1, the sludge settling hopper 5 is disposed at the bottom of the reaction tank body 3 to collect excess sludge 53 in the reaction tank body 3;
as shown in fig. 1, the collecting device comprises a water outlet tank 6 and a drainage pump 60 arranged in the water outlet tank 6;
as shown in fig. 1, the water outlet 8 of the regulating tank 1 is communicated with the water inlet 7 of the reaction tank body 3, and the overflow port 32 of the reaction tank body 3 is communicated with the water inlet 7 of the water outlet tank 6.
The organic wastewater treatment device of the embodiment has the treatment process that: the organic wastewater entering the regulating tank 1 is pumped into the water distribution pipeline 40 of the water distribution unit 4 at the upper part of the reaction tank body 3 through the water inlet pump 10, and is independently distributed to the bundle-shaped fillers 202 on each rotary filler device 20 through the water distribution pipeline control valve 41 under the water distribution pipeline 40; the rotary packing device 20 is driven by the driving unit to rotate, so that the bundle packing 202 is vertically rotated in the reaction tank 3; after the water distribution pipeline control valve 41 distributes water downwards to the bundled filler 202, the liquid level in the reaction tank body 3 can reach the reaction tank body liquid level 30, so that the bundled filler 202 on each rotary filler device 20 can move below the reaction tank body liquid level 30 and above the reaction tank body liquid level 30 in the up-and-down rotation process; the top of the reaction tank body 3 is provided with the air extractor 31, the side wall of the reaction tank body 3 is provided with the air inlet 34, and oxygen-enriched state is formed at the position above the liquid level 30 of the reaction tank body in the reaction tank body 3 by means of suction of the air extractor 31 and air intake of the air inlet 34, so that the bundled filler 202 forms an anaerobic-anoxic-aerobic cycle reciprocating state in the vertical rotation process when moving below the liquid level 30 of the reaction tank body and above the liquid level 30 of the reaction tank body, and an anaerobic-anoxic-aerobic biomembrane is formed on the bundled filler 202 in the vertical cycle motion process of the bundled filler 202, thereby realizing the purification treatment process of organic wastewater in the reaction tank body 3 by adopting an activated sludge method, and the organic wastewater after the purification treatment overflows into the water outlet tank 6 through the overflow port 32 on the side wall of the reaction tank body 3.
By adopting the organic wastewater treatment device, the top is independently distributed on the bunchy filler, the bunchy filler is enabled to rotate up and down at the liquid level of the reaction tank body through the rotary filler unit in the reaction tank body, the anaerobic-aerobic-anoxic state switching of the solidified biological film on the bunchy filler is realized, the state switching of the biological film is realized, the organic matters are degraded, the denitrification and dephosphorization are realized, the whole treatment process can avoid the backflow of sludge or mixed liquid, the energy consumption can be saved, the independent treatment can be realized only by one reaction tank body, the volume of the device is effectively reduced, the equipment cost is reduced, and the device is particularly suitable for the treatment of small-scale industrial organic wastewater; in addition, the independent and flexible control of the beam-shaped filler water distribution flow and the rotating speed can be realized by arranging the water distribution unit and the rotary filler device, so that the operation, maintenance and overhaul and the like are convenient, and the investment cost is saved.
As an example, as shown in fig. 1, the regulating tank 1 is used for collecting and temporarily storing organic wastewater, and can regulate water quality and water quantity before treatment, so that the regulating tank liquid level 11 is generally set in the regulating tank 1 as a standard for regulating water quantity. The regulating tank 1 is used for collecting and temporarily storing organic wastewater, so that a water inlet is generally arranged on the regulating tank 1 for upstream organic wastewater to enter. In addition, the water inlet pump 10 may be configured as a lift pump, since the regulating tank 1 is generally configured to collect the organic wastewater through a gravity pipe, the regulating tank 1 is disposed at a low position, and the organic wastewater may be pumped into the reaction tank body 3 at an arbitrary height by using the lift pump.
As shown in fig. 1, for example, the water inlet 7 and the water outlet 8 are respectively provided on the regulating tank 1, the reaction tank body 3 and the water outlet 6, and are sequentially connected through a pipeline 9, for example, the water outlet 8 of the regulating tank 1 pumps the organic wastewater into the water distribution pipeline 40 in the reaction tank body 3 through the pipeline 9, the organic wastewater after the purification treatment in the reaction tank 3 enters the water outlet 6 from the overflow port 32 through the pipeline 9 and the water inlet 7 of the water outlet 6, and the organic wastewater after the purification treatment in the water inlet 6 enters the next process through the pipeline 9 from the water outlet 8 thereof for subsequent treatment.
As an example, as shown in fig. 1, the overflow port 32 discharges the organic wastewater after the biochemical treatment through an overflow weir 33 provided at the liquid level 30 of the reaction tank. The real-time water inlet and the real-time water discharge of the whole treatment device are realized.
As a preferred example, as shown in fig. 4, a plurality of sets of the rotary packing devices 20 are uniformly disposed in the reaction tank 3. Here, the volume ratio of the rotary packing device 20 in the reaction tank 3 is selected according to actual needs.
As another preferred example, as shown in FIG. 3, the water distribution pipeline 40 is configured as a net-shaped water distribution pipeline, which can effectively reduce the stagnation of dead water in the pipeline. However, in certain cases, other forms of water distribution lines 40, such as branch water distribution lines, may be suitable for use as the water distribution lines of the present embodiment.
As an example, as shown in fig. 1, the sludge settling hopper 5 is further provided with a sludge discharge port 50, and a sludge discharge pipeline 51 discharges the surplus sludge 53 through the sludge discharge port 50; a sludge discharge valve 52 is provided on the sludge discharge line 51 to control the discharge of the surplus sludge 53.
As an example, as shown in fig. 1 and 4, the rotary packing device 20 may be supported by a driving device fixing rod 203 provided in the reaction tank 3, and the driving wheel 200 may be fixed to the driving device fixing rod 203; the driving unit may drive the driving wheel 200 to rotate by driving the driving device fixing rod 203 to rotate, or the driving device fixing rod 203 may not move, and the driving unit may directly drive the driving wheel 200 to rotate, which may be achieved by conventional means.
The plurality of air inlets 34 may be disposed, and the positions of the plurality of air inlets 34 on the side wall of the reaction tank body 3 are not limited, for example, the plurality of air inlets 34 may be disposed at the same level of the side wall of the reaction tank body 3, or may be disposed at different levels of the side wall of the reaction tank body 3. As shown in fig. 1, 3 and 4, as a preferred example, the air inlets 34 are uniformly arranged along the circumferential direction of the reaction tank body 3, i.e. one circle of the air inlets 34 may be uniformly arranged along the circumferential direction of the reaction tank body 3, or a plurality of circles of the air inlets 34 may be uniformly arranged along different heights along the circumferential direction of the reaction tank body 3. So long as it is satisfied that the gas inlet 34 used in the treatment of the organic wastewater is located higher than the corresponding overflow port 32.
As shown in fig. 1, the purpose of the overflow port 32 disposed at the position of the reaction tank body fluid 30 is to realize dynamic balance of the organic wastewater entering and exiting in the reaction tank body 3, and to feed water and discharge water in real time.
As an example, a plurality of reaction tank bodies 30 in the reaction tank body 3 may be provided according to actual needs to meet the requirements of different organic wastewater treatments. An overflow port 32 is arranged at each reaction tank body fluid 30, the required reaction tank body fluid 30 is selected according to the needs in use, meanwhile, the overflow port 32 at the unused reaction tank body fluid 30 is closed, and in addition, the corresponding air inlet 34 is closed according to the actual needs.
As an example, a water quality detection sensor may be disposed in the water outlet tank 6 to detect the water quality entering the water outlet tank 6, the purified water reaching the standard enters the next process for subsequent treatment, and the purified water not reaching the standard may flow back to the regulating tank 1 for subsequent purification treatment. So the water outlet 8 of the water outlet tank 6 can be communicated with the water inlet of the regulating tank 1, and the water outlet can be communicated through a pipeline 9, and the water can flow back to the regulating tank 1 for circulating purification until reaching the standard when the purification does not reach the standard; preferably, this is achieved by means of three-way pipes, one of which is connected to the water inlet of the regulating tank 1, and the other of which discharges the purified water, which is up to standard, out of the organic wastewater treatment device into the next process, the switching between the different pipes being controlled by means of valves.
As shown in fig. 1, as an example, a manifold control valve 90 may be provided on the pipe 9 between the regulating tank 1 and the reaction tank body 3 to achieve overall control of the flow rate and the flow rate of the organic wastewater into the reaction tank body 3. In addition, the water distribution pipeline control valve 41 under the water distribution pipeline 40 in the reaction tank body 3 can realize independent control of the flow and the flow velocity of the organic wastewater distributed on the beam-shaped filler 202.
As an example, the drainage pump 60 may be configured as a lift pump, and the drainage pump 60 is configured as a two-stage lift pump, relative to the inlet pump 10 configured as a one-stage lift pump, so as to pump the organic wastewater in the water outlet tank 6 to an arbitrary height.
In addition, the organic wastewater treatment device of the embodiment can further comprise a control box, wherein a control system is arranged in the control box and is used for controlling the adjusting device, the biochemical treatment device and the collecting device in the same way, so that automatic control is realized.
In summary, the invention provides an organic wastewater treatment device, the top of which is independently distributed on a bunched filler, the bunched filler is enabled to rotate up and down at the liquid level of a reaction tank body through a rotary filler unit in the reaction tank body, the anaerobic-aerobic-anoxic state switching of a solidified biological film on the bunched filler is realized, the state switching of the biological film is realized, organic matters are degraded, simultaneously denitrification and dephosphorization are realized, the whole treatment process can avoid the backflow of sludge or mixed liquid, the energy consumption can be saved, the independent treatment can be realized only by one reaction tank body, the volume of the device is effectively reduced, the equipment cost is reduced, and the device is particularly suitable for the treatment of small-scale industrial organic wastewater; in addition, the independent and flexible control of the beam-shaped filler water distribution flow and the rotating speed can be realized by arranging the water distribution unit and the rotary filler device, so that the operation, maintenance and overhaul and the like are convenient, and the investment cost is saved. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. An organic wastewater treatment device, characterized in that the organic wastewater treatment device comprises a plurality of devices which are sequentially arranged and communicated along the flowing direction of organic wastewater: the device comprises a regulating device, a biochemical treatment device and a collecting device, wherein the biochemical treatment device is used for treating organic wastewater based on the principle of an activated sludge process;
the adjusting device comprises an adjusting tank and a water inlet pump arranged in the adjusting tank;
the biochemical treatment device comprises a rotary filling unit, a driving unit, a reaction tank body, a water distribution unit and a sludge sedimentation bucket;
the rotary packing unit comprises a plurality of groups of rotary packing devices, and the rotary packing devices comprise driving wheels arranged at the upper part of the reaction tank body, driven wheels arranged at the lower part of the reaction tank body and bunched packing fixed on a rotary belt;
the driving unit is used for driving the driving wheel to rotate so as to drive the driven wheel to rotate, and then the beam-shaped filler is enabled to rotate up and down in the reaction tank body;
the reaction tank body comprises a reaction tank body liquid level, an air exhaust device arranged at the top of the reaction tank body, an overflow port arranged on the side wall of the reaction tank body and positioned at the liquid level of the reaction tank body, and an air inlet arranged on the side wall of the reaction tank body and positioned at the upper part of the liquid level of the reaction tank body, wherein the air inlet is positioned at the upper part of the overflow port;
the water distribution unit is arranged above the rotary filler unit and comprises a water distribution pipeline and a water distribution pipeline control valve, and the water distribution pipeline control valve is arranged right above the bunched filler so as to realize the independent control of water distribution to the bunched filler;
the sludge settling hopper is arranged at the bottom of the reaction tank body to collect residual sludge in the reaction tank body;
the collecting device comprises a water outlet tank and a drainage pump arranged in the water outlet tank;
the water outlet of the regulating tank is communicated with the water inlet of the reaction tank body, and the overflow port of the reaction tank body is communicated with the water inlet of the water outlet tank.
2. The organic wastewater treatment apparatus according to claim 1, wherein: the reaction tank body comprises at least two reaction tank body liquid levels.
3. The organic wastewater treatment apparatus according to claim 1, wherein: the air inlets are uniformly arranged along the circumferential direction of the reaction tank body.
4. The organic wastewater treatment apparatus according to claim 1, wherein: the overflow port discharges the organic wastewater after biochemical treatment through an overflow weir arranged at the liquid position of the reaction tank.
5. The organic wastewater treatment apparatus according to claim 1, wherein: the rotary filling device further comprises a driving device fixing rod arranged in the reaction tank body, and the driving wheel is fixed on the driving device fixing rod; the driving unit drives the driving device fixing rod to rotate so as to drive the driving wheel to rotate or the driving device fixing rod to be fixed, and the driving unit directly drives the driving wheel to rotate.
6. The organic wastewater treatment apparatus according to any one of claims 1 to 5, wherein: the rotary filling devices are uniformly arranged in the reaction tank body.
7. The apparatus for treating organic wastewater according to claim 6, wherein: the water distribution pipeline is arranged as a net-shaped water distribution pipeline or a branch-shaped water distribution pipeline.
8. The organic wastewater treatment apparatus according to claim 1, wherein: a sludge discharge port is arranged on the sludge settling hopper, and a sludge discharge pipeline discharges the surplus sludge through the sludge discharge port; and a sludge discharge valve is arranged on the sludge discharge pipeline to control the discharge of the residual sludge.
9. The organic wastewater treatment apparatus according to claim 1, wherein: and a water quality monitoring sensor is also arranged in the water outlet tank so as to detect the water quality entering the water outlet tank.
10. The organic wastewater treatment apparatus according to claim 1, wherein: the water outlet of the water outlet tank is communicated with the water inlet of the regulating tank through one of the tee joints, and one of the tee joints is discharged out of the organic wastewater treatment device.
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| CN202311822583.1A CN117534205A (en) | 2023-12-27 | 2023-12-27 | Organic wastewater treatment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311822583.1A CN117534205A (en) | 2023-12-27 | 2023-12-27 | Organic wastewater treatment device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214781035U (en) * | 2021-02-20 | 2021-11-19 | 南京汉志旗科技有限公司 | Cage type microorganism carrier for sewage treatment biochemical tank |
| CN116835754A (en) * | 2023-06-30 | 2023-10-03 | 中国电建集团华东勘测设计研究院有限公司 | Multi-terrain-adaptive water level-adjustable modularized vertical subsurface flow wetland device |
| CN219823850U (en) * | 2023-05-24 | 2023-10-13 | 同济大学建筑设计研究院(集团)有限公司 | Multi-mud-age biochemical device oriented to microbial population structure optimization |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214781035U (en) * | 2021-02-20 | 2021-11-19 | 南京汉志旗科技有限公司 | Cage type microorganism carrier for sewage treatment biochemical tank |
| CN219823850U (en) * | 2023-05-24 | 2023-10-13 | 同济大学建筑设计研究院(集团)有限公司 | Multi-mud-age biochemical device oriented to microbial population structure optimization |
| CN116835754A (en) * | 2023-06-30 | 2023-10-03 | 中国电建集团华东勘测设计研究院有限公司 | Multi-terrain-adaptive water level-adjustable modularized vertical subsurface flow wetland device |
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| 中国环境科学出版社: "《废(污)水处理工程技术论文集》", 31 December 1998, 中国环境科学出版社, pages: 64 - 65 * |
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