CN217947888U - Wastewater treatment system - Google Patents
Wastewater treatment system Download PDFInfo
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- CN217947888U CN217947888U CN202220950162.1U CN202220950162U CN217947888U CN 217947888 U CN217947888 U CN 217947888U CN 202220950162 U CN202220950162 U CN 202220950162U CN 217947888 U CN217947888 U CN 217947888U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses a wastewater treatment system relates to waste water treatment technical field, include: the anaerobic treatment pond, the oxygen deficiency treatment pond, the aerobic treatment pond, dull and stereotyped ceramic membrane treatment pond and water installations, domestic sewage enters into the anaerobic treatment pond from first import, after the anaerobic treatment pond degradation, flow into the oxygen deficiency treatment pond from the second import, then flow into the aerobic treatment pond from the third import, promote the muddy water in the aerobic treatment pond to dull and stereotyped ceramic membrane biological treatment pond through water installations in the aerobic treatment pond, realize membrane filtration and biodegradation process simultaneously in this dull and stereotyped ceramic membrane biological treatment pond, the treatment effect to sewage that can be very big promotion, make the sewage quality who has handled reach national and local relevant emission standard.
Description
Technical Field
The utility model relates to a waste water treatment technical field especially relates to a waste water treatment system.
Background
At present, the treatment mode of the sewage of university campuses the treatment of discharged municipal pipe network as a main mode, but as colleges and universities continuously expand, the number of students gradually increases, the demands of domestic water and canteen water are also sharply expanded, and the problem that the index of the sewage of a water outlet exceeds the standard appears in each university campus in Beijing.
With the increasing of environmental protection implementation strength in all places, the pollutant discharge standard of the received water body is continuously improved, and some new pollutant assessment items are added, so that the requirements on point source pollution discharge enterprises are higher and higher. In great colleges and universities in Beijing, government's increasing and paying attention to the environmental protection is inevitable. The new environmental laws states that the excessive emission behavior exceeding the pollutant emission standard can bear a series of legal responsibilities.
The content of particulate matters in municipal sewage is high, such as silt, metal particles, nonmetal particles and the like, and the particulate matters can cause water body or environmental pollution and need to be removed. In the existing urban sewage treatment process, particles in sewage are usually removed through a secondary sedimentation tank, and the method using the secondary sedimentation tank has large occupied area and long sedimentation time and is not suitable for sewage treatment in college campuses, so that an efficient and feasible sewage treatment technology and mode are provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wastewater treatment system to solve the problem that above-mentioned prior art exists, can high-efficient feasible completion to sewage treatment, make emission water quality reach national and local relevant emission standard.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a wastewater treatment system, include: the anaerobic treatment device comprises an anaerobic treatment tank, an anoxic treatment tank, an aerobic treatment tank, a flat ceramic membrane treatment tank and a water inlet device, wherein the anaerobic treatment tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with a sewage pipe; the anoxic treatment tank is provided with a second water inlet and a second water outlet, and the second water inlet is communicated with the first water outlet; the aerobic treatment tank is provided with a third water inlet which is communicated with the second water outlet; the flat ceramic membrane treatment tank comprises a third water outlet and a plurality of flat ceramic membranes, the flat ceramic membranes can be detachably fixed in the flat ceramic membrane treatment tank, the third water outlet is formed in the bottom of the flat ceramic membrane treatment tank and communicated with the bottom of an inner cavity of the flat ceramic membrane, and a biological membrane layer is arranged on the outer surfaces of the flat ceramic membranes; the water inlet device is used for transferring water in the aerobic treatment tank to the flat ceramic membrane treatment tank.
Preferably, the third water inlet is lower in height than the second water inlet.
Preferably, the flat ceramic membrane treatment tank is further provided with a fourth water outlet, the fourth water outlet is formed in the bottom of the flat ceramic membrane treatment tank and communicated with a space between the flat ceramic membrane treatment tank and the oxygen-deficient treatment tank, and the fourth water outlet is communicated with the oxygen-deficient treatment tank.
Preferably, the flat ceramic membrane treatment tank is arranged above the anoxic treatment tank, and the fourth water outlet is higher than the anoxic treatment tank.
Preferably, the water inlet device comprises a water pump and a water pipe, the water pump is placed in the aerobic treatment tank, and the water pipe is used for communicating the water pump with the flat ceramic membrane treatment tank.
Preferably, the water inlet device further comprises a water distribution nozzle, the water distribution nozzle is communicated with the water pipe, and the water distribution nozzle is used for uniformly distributing water on the surface of the flat ceramic membrane.
Preferably, the flat ceramic membrane treatment tank is provided with at least one clamping groove, and one flat ceramic membrane is clamped in one clamping groove.
Preferably, the device further comprises a backwashing device, the backwashing device is communicated with the third water outlet, and the backwashing device is used for reversely supplying water to wash the flat ceramic membrane.
Preferably, the sewage treatment system further comprises a PLC, a first valve is arranged between the first water inlet and the sewage pipe, a second valve is arranged between the first water outlet and the second water inlet, a third valve is arranged between the second water outlet and the third water inlet, and the PLC is connected with the first valve, the second valve, the third valve, the water pump and the backwashing device and controls the first water inlet, the second water inlet, the third water inlet, the water pump and the backwashing device to be opened or closed.
The utility model discloses for prior art gain following technological effect:
the utility model provides a wastewater treatment system, domestic sewage enters into the anaerobic treatment pond from first import, flow into the oxygen deficiency treatment pond from the second import, then flow into the aerobic treatment pond from the third import, mud water through water installations with the aerobic treatment pond in the aerobic treatment pond promotes dull and stereotyped ceramic membrane biological treatment pond, realize membrane filtration and biodegradation process simultaneously in this dull and stereotyped ceramic membrane biological treatment pond, the treatment effect to sewage that can be very big, the sewage quality who makes the processing reaches national and local relevant emission standard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a wastewater treatment system provided by the present invention;
in the figure: 1-anaerobic treatment tank; 2-an anoxic treatment tank; 3-an aerobic treatment tank; 4-a flat ceramic membrane; 5-a third water outlet; 6, a water pump; 7-a water pipe; 8-water distribution nozzle; 9-a fourth water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a wastewater treatment system to solve the problem that above-mentioned prior art exists, can high-efficient feasible completion to sewage treatment, make emission quality of water reach national and local relevant emission standard.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a wastewater treatment system, as shown in figure 1, include: the device comprises an anaerobic treatment tank 1, an anoxic treatment tank 2, an aerobic treatment tank 3, a flat ceramic membrane treatment tank and a water inlet device, wherein the anaerobic treatment tank 1 is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with a domestic sewage pipe; the anoxic treatment tank 2 is provided with a second water inlet and a first water outlet, and the second water inlet is communicated with the anaerobic treatment tank 1; the aerobic treatment is provided with a third water inlet which is communicated with the second water outlet, the flat ceramic membrane treatment tank comprises a third water outlet 5 and a plurality of flat ceramic membranes 4, the third water outlet 5 is arranged at the bottom of the flat ceramic membrane treatment tank, the flat ceramic membranes 4 can be detachably fixed with the flat ceramic membrane treatment tank, the third water outlet 5 is communicated with the bottom of the inner cavity of the flat ceramic membranes 4, and the surfaces of the flat ceramic membranes 4 are provided with biofilm layers; water installations is arranged in transporting the water in aerobic treatment pond 3 to dull and stereotyped ceramic membrane treatment pond, domestic sewage enters into anaerobic treatment pond 1 from first import, anaerobic treatment pond 1 removes a large amount of COD and organic matter in the sewage, after anaerobic treatment pond 1 degradation, lean on from the import of second inflow anaerobic treatment pond 2, denitrification gets rid of nitrate nitrogen in anaerobic treatment pond 2, get rid of partial BOD simultaneously, improve the biodegradability of waste water, then lean on flowing into aerobic treatment pond 3 from the third import, the metabolism that utilizes aerobic bacteria in aerobic treatment pond 3 is with the digestion to the organic matter of aquatic small molecule, the nutritive material that becomes the microorganism gets rid of COD, muddy water that will aerobic treatment pond 3 through water installations in aerobic treatment pond 3 promotes dull and stereotyped ceramic membrane biological treatment pond, realize membrane filtration and biodegradation process simultaneously in this dull and stereotyped ceramic membrane biological treatment pond, the treatment effect of promotion to sewage that can be very big, make the sewage quality of water of handling reach national and local relevant emission standard, the utility model discloses not only be applicable to the sewage treatment in university campus.
In a preferred embodiment, the height of the third water inlet is lower than that of the second water inlet, so that the sewage in the anaerobic treatment tank 1 can flow into the anoxic treatment tank 2 from the second inlet under the action of gravity, and the sewage in the anoxic treatment tank 2 can flow into the aerobic treatment tank 3 from the third inlet under the action of gravity, thereby reducing a power sewage conveying device and saving energy.
In a preferred embodiment, the flat ceramic membrane treatment tank further comprises a fourth water outlet 9, the fourth water outlet 9 is arranged at the bottom of the flat ceramic membrane treatment tank and is communicated with a space between the flat ceramic membrane 4 and the flat ceramic membrane treatment tank, the fourth water outlet 9 is communicated with the anoxic treatment tank 2, and further, the flat ceramic membrane treatment tank is communicated with the anoxic treatment tank 2, so that sewage which is not treated in the flat ceramic membrane treatment tank once can enter the anoxic treatment tank 2 again for circular secondary treatment, and the treatment effect on the sewage is greatly improved after the two times of treatment.
In a preferred embodiment, the flat ceramic membrane treatment tank is arranged above the anoxic treatment tank 2, and the fourth water outlet 9 is higher than the anoxic treatment tank 2, so that the sewage in the anaerobic treatment tank 1 can enter the anoxic treatment tank 2 under the action of gravity, and the sewage which is not treated in time in the flat ceramic membrane treatment tank can enter the anoxic treatment tank under the action of gravity, thereby saving energy.
In a preferred embodiment, the water inlet device comprises a water pump 6 and a water pipe 7, the water pump 6 is placed in the aerobic treatment tank 3, and the water pipe 7 is communicated with the water pump 6 and the flat-plate ceramic membrane treatment tank.
In a preferred embodiment, the water inlet device further comprises a water distribution nozzle 8, the water distribution nozzle 8 is communicated with the water pipe 7, and the water distribution nozzle 8 is used for uniformly distributing water on the membrane surface of the flat ceramic membrane 4.
In a preferred embodiment, the flat ceramic membrane treatment tank is arranged in at least one clamping groove, one flat ceramic membrane 4 is clamped in one clamping groove, and the flat ceramic membrane treatment tank is clamped in the flat ceramic membrane treatment tank through the flat ceramic membrane 4, so that the flat ceramic membrane treatment tank is simple to assemble and disassemble, and the quantity of the flat ceramic membranes 4 can be conveniently designed and adjusted according to the treatment water quantity.
In a preferred embodiment, the wastewater treatment system further comprises a backwashing device, the backwashing device is communicated with the third water outlet 5, and the backwashing device can carry out reverse water feeding washing on the flat ceramic membrane 4 to maintain the physical filtering effect of the flat ceramic membrane 4.
In a preferred embodiment, the wastewater treatment system further comprises a PLC, a first valve is arranged between the first water inlet and the sewage pipe, a second valve is arranged between the first water outlet and the second water inlet, a third valve is arranged between the second water outlet and the third water inlet, the PLC is connected with the first valve, the second valve, the third valve, the water pump 6 and the backwashing device and controls the first water inlet, the second water inlet, the third water inlet, the water pump 6 and the backwashing device to be opened and closed, the PLC is used for controlling, the system is started by one key, water is automatically fed and discharged, and the membrane module is automatically backwashed and maintained.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. A wastewater treatment system, characterized by: the method comprises the following steps:
the anaerobic treatment tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with a sewage pipe;
the anaerobic treatment tank is provided with a second water inlet and a second water outlet, and the second water inlet is communicated with the first water outlet;
the aerobic treatment tank is provided with a third water inlet which is communicated with the second water outlet;
the device comprises a flat ceramic membrane treatment tank, a first water inlet, a second water inlet, a first water outlet, a second water outlet, a plurality of flat ceramic membranes, a first water outlet, a second water outlet, a third water outlet, a plurality of second water outlets, a plurality of first water outlets and a plurality of second water outlets, wherein the flat ceramic membranes are detachably fixed in the flat ceramic membrane treatment tank; and
and the water inlet device is used for transferring water in the aerobic treatment tank to the flat ceramic membrane treatment tank.
2. The wastewater treatment system of claim 1, wherein: the height of the third water inlet is lower than that of the second water inlet.
3. The wastewater treatment system of claim 2, wherein: the flat ceramic membrane treatment tank is also provided with a fourth water outlet, the fourth water outlet is formed in the bottom of the flat ceramic membrane treatment tank and communicated with the space between the flat ceramic membrane treatment tank and the anoxic treatment tank, and the fourth water outlet is communicated with the anoxic treatment tank.
4. The wastewater treatment system of claim 3, wherein: the flat ceramic membrane treatment tank is arranged above the anoxic treatment tank, and the fourth water outlet is higher than the anoxic treatment tank.
5. The wastewater treatment system of claim 1, wherein: the water inlet device comprises a water pump and a water pipe, the water pump is placed in the aerobic treatment tank, and the water pipe is used for communicating the water pump with the flat ceramic membrane treatment tank.
6. The wastewater treatment system of claim 5, wherein: the water inlet device further comprises a water distribution spray head, the water distribution spray head is communicated with the water pipe, and the water distribution spray head is used for uniformly distributing water on the surface of the flat ceramic membrane.
7. The wastewater treatment system of claim 1, wherein: the flat ceramic membrane treatment tank is provided with at least one clamping groove, and one flat ceramic membrane is clamped in one clamping groove.
8. The wastewater treatment system of claim 5, wherein: the backwashing device is communicated with the third water outlet and is used for reversely supplying water to wash the flat ceramic membrane.
9. The wastewater treatment system of claim 8, wherein: the sewage treatment system is characterized by further comprising a PLC (programmable logic controller), wherein a first valve is arranged between the first water inlet and the sewage pipe, a second valve is arranged between the first water outlet and the second water inlet, a third valve is arranged between the second water outlet and the third water inlet, and the PLC is connected with the first valve, the second valve, the third valve, the water pump and the backwashing device and controls the first water inlet, the second water inlet, the third water inlet, the water pump and the backwashing device to be opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950162.1U CN217947888U (en) | 2022-04-22 | 2022-04-22 | Wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950162.1U CN217947888U (en) | 2022-04-22 | 2022-04-22 | Wastewater treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN217947888U true CN217947888U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220950162.1U Active CN217947888U (en) | 2022-04-22 | 2022-04-22 | Wastewater treatment system |
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| Country | Link |
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| CN (1) | CN217947888U (en) |
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- 2022-04-22 CN CN202220950162.1U patent/CN217947888U/en active Active
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