CN215439838U - Process system suitable for distributed sewage treatment and reclaimed water reuse - Google Patents
Process system suitable for distributed sewage treatment and reclaimed water reuse Download PDFInfo
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- CN215439838U CN215439838U CN202121428803.9U CN202121428803U CN215439838U CN 215439838 U CN215439838 U CN 215439838U CN 202121428803 U CN202121428803 U CN 202121428803U CN 215439838 U CN215439838 U CN 215439838U
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Abstract
The utility model discloses a process system suitable for distributed sewage treatment and reclaimed water reuse, which comprises SBBR integrated sewage treatment equipment and a clean water tank, wherein a backflow pipeline is fixedly connected to the middle part of the lower end face of the SBBR integrated sewage treatment equipment, a conveying pipeline is fixedly connected between the SBBR integrated sewage treatment equipment and the clean water tank, a first electromagnetic flowmeter is connected to the middle part of the upper end face of the SBBR integrated sewage treatment equipment through a pipeline, a water inlet is connected to the upper end face of the first electromagnetic flowmeter through a pipeline, an air inlet is connected to one side of the upper end face of the SBBR integrated sewage treatment equipment through a pipeline, and a first overflow outlet is arranged between the air inlet and the first electromagnetic flowmeter. The utility model discloses a process system suitable for distributed sewage treatment and reclaimed water reuse, which is safe to operate, stable in structure, free of personnel guard, fully automatic in operation, energy-saving, low in consumption, and capable of efficiently and stably treating sewage.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a process system suitable for distributed sewage treatment and reclaimed water reuse.
Background
At present, most rural villages, large-scale farms, food processing plants, wine villages, farmhouse happiness, car washes, meat processing in rural towns, slaughter plants and the like in northwest China are distributed and dispersed relatively, generated sewage is difficult to be uniformly brought into a municipal pipe network for centralized treatment, the discharge amount of the sewage is seasonal, more time is needed for intermittent discharge, and the difficulty in sewage treatment is high. Sewage treatment is a difficult problem which must be overcome in the construction of beautiful villages. At present, most of sewage treatment methods of distributed sewage discharge sources comprise: 1. directly discharging the precipitate into a low-lying gully or a wasteland after simple precipitation; 2. installing a third-level sedimentation tank, and discharging clear liquid after third-level sedimentation into a ditch or a wasteland; 3. the buried sewage treatment equipment … adopting the processes of AO/AA0/AO + MBR and the like has the advantages that although the processes and means reduce the direct discharge of a part of sewage and solve part of problems to a certain extent, the sewage treatment standard discharge stability is poor, the treated water is not effectively utilized, secondary repeated pollution is easy to occur, the treatment cost is high, the efficiency is low, and special management or auxiliary work is required. Therefore, it is urgently needed to develop a process system suitable for distributed sewage treatment and reclaimed water reuse to meet the requirements of an unattended, fully-automatic operation, energy conservation, low consumption, high efficiency and stability sewage treatment process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a process system suitable for distributed sewage treatment and reclaimed water recycling.
In order to achieve the purpose, the utility model adopts the following technical scheme: a process system suitable for distributed sewage treatment and reclaimed water reuse comprises an SBBR integrated sewage treatment device and a clean water tank, wherein a backflow pipeline is fixedly connected to the middle part of the lower end face of the SBBR integrated sewage treatment device, a conveying pipeline is fixedly connected between the SBBR integrated sewage treatment device and the clean water tank, a first electromagnetic flow meter is connected to the middle part of the upper end face of the SBBR integrated sewage treatment device through a pipeline, a water inlet is connected to the upper end face of the first electromagnetic flow meter through a pipeline, an air inlet is connected to one side of the upper end face of the SBBR integrated sewage treatment device through a pipeline, a first overflow outlet is arranged between the air inlet and the first electromagnetic flow meter, a second overflow outlet is connected to the middle part of the upper end face of the clean water tank through a pipeline, and a self-sucking pump is connected to the upper end face of the clean water tank, which is close to the second overflow outlet, the self priming pump is connected with second electromagnetic flow meter, second electromagnetic flow meter has the clear water export through the pipe connection, SBBR integration sewage treatment device electric connection has the PLC switch board, the SBBR integration sewage treatment device other end is connected with the pond of converging.
As a further description of the above technical solution:
the inner end of the clean water tank comprises a clean water tank and an adjusting tank.
As a further description of the above technical solution:
and the first overflow outlet is connected with the SBBR integrated sewage treatment equipment through a pipeline.
As a further description of the above technical solution:
the air inlet is made of DN20 pipeline.
As a further description of the above technical solution:
the first electromagnetic flow meter, the water inlet, the second electromagnetic flow meter and the clean water outlet are all made of DN32 pipelines.
As a further description of the above technical solution:
the first overflow outlet and the second overflow outlet are both made of DN50 pipelines.
As a further description of the above technical solution:
and one end of the backflow pipeline, which is far away from the SBBR integrated sewage treatment equipment, is in through connection with the water collecting tank.
As a further description of the above technical solution:
the clean water tank, the self-priming pump and the second electromagnetic flowmeter are connected in a through mode.
The utility model has the following beneficial effects:
the utility model provides a process system suitable for distributed sewage treatment and reclaimed water reuse, which adopts SBBR, is a novel composite biofilm reactor developed by filling different fillers (such as fiber filler, combined filler, activated carbon, ceramsite and the like) in an SBR reactor, and the intervention of the fillers provides a more favorable living environment for microorganisms, so that the system at least has the following beneficial effects:
firstly, because the SBBR system does not need a secondary sedimentation tank and a sludge return system, the occupied area can be reduced, and the manufacturing cost is reduced;
the SBBR system is ideal static sedimentation and good in mud-water separation effect because no water inlet and outlet interference exists during sedimentation, and can avoid the influence of short circuit and density flow;
the SBBR reaction tank is intermittently fed and discharged, so that the SBBR reaction tank can resist the impact load of water quantity, and meanwhile, as sewage gradually enters the reaction tank, the water feeding time is several hours, the sewage entering the reaction tank only accounts for about 1/3 of the volume of the reaction tank, and the original tank water has a diluting effect, so that the SBBR reaction tank can resist the impact load of water quality;
the SBBR system can adjust the operation period, the reaction aeration time and the like, has the functions of biological carbon removal and biological nitrogen and phosphorus removal, and discharges the treated water after reaching the standard;
fifthly, the device can flexibly master the aeration (or stirring) starting time according to actual needs by arranging a PLC control cabinet;
sixthly, the sludge sedimentation performance in the intermittent reaction tank is good, and the intermittent reaction tank can operate in an anoxic state, so that the growth of filamentous bacteria (namely sludge bulking) can be effectively inhibited;
seventhly, under the same condition, the SBBR reaction tank has high activated sludge activity and high matrix degradation rate on one hand, and has higher matrix removal rate than a completely mixed type reaction tank from theoretical analysis on the other hand;
and the SBBR system does not need sludge backflow and does not aerate for a period of time after water inflow begins, so that the concentration gradient of dissolved oxygen in the tank is large during aeration reaction, the oxygen utilization rate is improved, and the operating cost of sewage treatment can be reduced.
Drawings
FIG. 1 is a front view of a main structure of a process system for decentralized wastewater treatment and reuse of recycled water according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a main structure of a process system for distributed sewage treatment and reclaimed water reuse according to the present invention;
FIG. 3 is a schematic diagram of an actual installation structure of a process system for decentralized sewage treatment and reclaimed water reuse according to the present invention;
fig. 4 is a schematic process flow diagram of a process system suitable for distributed sewage treatment and reclaimed water reuse according to the apparatus of the present invention.
Illustration of the drawings:
1. SBBR integrated sewage treatment equipment; 2. a clean water tank; 201. a clean water tank; 202. a regulating tank; 3. a return line; 4. a delivery conduit; 5. an air inlet; 6. a first electromagnetic flow meter; 7. a water inlet; 8. a first overflow outlet; 9. a second overflow outlet; 10. a self-priming pump; 11. a second electromagnetic flow meter; 12. a PLC control cabinet; 13. a water collecting pool; 14. and a clear water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a process system suitable for distributed sewage treatment and reclaimed water recycling comprises an SBBR integrated sewage treatment device 1 and a clean water tank 2, wherein a return pipeline 3 is fixedly connected to the middle part of the lower end face of the SBBR integrated sewage treatment device 1, a conveying pipeline 4 is fixedly connected between the SBBR integrated sewage treatment device 1 and the clean water tank 2, a first electromagnetic flow meter 6 is connected to the middle part of the upper end face of the SBBR integrated sewage treatment device 1 through a pipeline, a water inlet 7 is connected to the upper end face of the first electromagnetic flow meter 6 through a pipeline, an air inlet 5 is connected to one side of the upper end face of the SBBR integrated sewage treatment device 1 through a pipeline, a first overflow outlet 8 is arranged between the air inlet 5 and the first electromagnetic flow meter 6, a second overflow outlet 9 is connected to the middle part of the upper end face of the clean water tank 2 through a pipeline, a self-sucking pump 10 is connected to the position, close to the second overflow outlet 9, of the upper end face of the clean water tank 2, the self-priming pump 10 is connected with a second electromagnetic flowmeter 11, the second electromagnetic flowmeter 11 is connected with a clean water outlet 14 through a pipeline, the SBBR integrated sewage treatment equipment 1 is electrically connected with a PLC control cabinet 12, the other end of the SBBR integrated sewage treatment equipment 1 is connected with a catchment tank 13, a pretreatment system is arranged between the catchment tank 13 and the SBBR integrated sewage treatment equipment 1 to pretreat the wastewater, the SBBR is a novel composite biofilm reactor developed by filling different fillers (such as fiber fillers, combined fillers, activated carbon, ceramsite and the like) in an SBR reactor, and the intervention of the fillers provides a more favorable living environment for microorganisms; the microorganisms form a complex ecosystem consisting of a plurality of nutrition levels such as bacteria, fungi, algae, protozoa, metazoan and the like in the longitudinal direction, and form a suspended aerobic type, attached facultative type and attached anaerobic type microorganism system with various activities, breathing types and nutrition types in the transverse direction along the direction of water flowing to the carrier, thereby greatly improving the processing capacity and stability of the reactor.
The working principle is as follows: when the device is used, wastewater enters the water collecting tank 13 after passing through a sewage pipeline, so that the water quality and the water quantity are adjusted, the water is hydrolyzed and acidified, the biodegradability is improved, and after the water level of the water collecting tank 13 reaches a set liquid level, the system is automatically started to start treatment; water is pumped into the SBBR integrated sewage treatment equipment 1 through a pump, intermittent aeration is carried out after sewage enters the SBBR integrated sewage treatment equipment 1, an aerobic reaction is generated in the aeration process, organic matters are digested by activated sludge bacteria, nitrogen and phosphorus removal is carried out, the operation mode is controlled through the PLC control cabinet 12, alternation of aerobic, anoxic and anaerobic states is realized, aeration with good nitrogen and phosphorus removal effects is completed, precipitation is carried out, supernatant reaching the standard after precipitation flows into the clean water tank 2 through the decanter controlled by the PLC control cabinet 12, and the water body in the clean water tank 2 is stored or directly used for greening irrigation after disinfection and sterilization.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a process systems suitable for distributed sewage treatment and reuse of reclaimed water, includes SBBR integration sewage treatment device (1) and clear water tank (2), its characterized in that: the sewage treatment device is characterized in that a backflow pipeline (3) is fixedly connected to the middle of the lower end face of the SBBR integrated sewage treatment device (1), a conveying pipeline (4) is fixedly connected between the SBBR integrated sewage treatment device (1) and the clean water tank (2), a first electromagnetic flow meter (6) is connected to the middle of the upper end face of the SBBR integrated sewage treatment device (1) through a pipeline, a water inlet (7) is connected to the upper end face of the first electromagnetic flow meter (6) through a pipeline, an air inlet (5) is connected to one side of the upper end face of the SBBR integrated sewage treatment device (1) through a pipeline, a first overflow outlet (8) is arranged between the air inlet (5) and the first electromagnetic flow meter (6), a second overflow outlet (9) is connected to the middle of the upper end face of the clean water tank (2) through a pipeline, a self-sucking pump (10) is connected to the upper end face of the clean water tank (2) close to the second overflow outlet (9), self priming pump (10) are connected with second electromagnetic flowmeter (11), second electromagnetic flowmeter (11) have clear water export (14) through the pipe connection, SBBR integration sewage treatment device (1) electric connection has PLC switch board (12), SBBR integration sewage treatment device (1) other end is connected with catchment pond (13).
2. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the inner end of the clean water tank (2) comprises a clean water tank (201) and an adjusting tank (202).
3. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the first overflow outlet (8) is connected with the SBBR integrated sewage treatment equipment (1) through a pipeline.
4. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the air inlet (5) is made of DN20 pipeline.
5. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the first electromagnetic flow meter (6), the water inlet (7), the second electromagnetic flow meter (11) and the clean water outlet (14) are all made of DN32 pipelines.
6. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the first overflow outlet (8) and the second overflow outlet (9) are both made of DN50 pipelines.
7. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: one end of the backflow pipeline (3) far away from the SBBR integrated sewage treatment equipment (1) is in through connection with the water collecting tank (13).
8. The process system suitable for decentralized sewage treatment and reuse of reclaimed water according to claim 1, wherein: the clean water tank (2), the self-sucking pump (10) and the second electromagnetic flowmeter (11) are connected in a through mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121428803.9U CN215439838U (en) | 2021-06-25 | 2021-06-25 | Process system suitable for distributed sewage treatment and reclaimed water reuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121428803.9U CN215439838U (en) | 2021-06-25 | 2021-06-25 | Process system suitable for distributed sewage treatment and reclaimed water reuse |
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| Publication Number | Publication Date |
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| CN215439838U true CN215439838U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121428803.9U Active CN215439838U (en) | 2021-06-25 | 2021-06-25 | Process system suitable for distributed sewage treatment and reclaimed water reuse |
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2021
- 2021-06-25 CN CN202121428803.9U patent/CN215439838U/en active Active
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