CN217650977U - Large-flux sewage treatment device of contact oxidation membrane bioreactor - Google Patents
Large-flux sewage treatment device of contact oxidation membrane bioreactor Download PDFInfo
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- CN217650977U CN217650977U CN202220996306.7U CN202220996306U CN217650977U CN 217650977 U CN217650977 U CN 217650977U CN 202220996306 U CN202220996306 U CN 202220996306U CN 217650977 U CN217650977 U CN 217650977U
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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
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Abstract
The utility model discloses a sewage treatment device with a large-flux contact oxidation membrane bioreactor, which relates to the technical field of sewage treatment, and comprises a sewage treatment device main body, wherein a water outlet pump is arranged at the right end of the sewage treatment device main body, the output end of the water outlet pump is connected with a water outlet main pipe, the end part of the water outlet main pipe passes through the sewage treatment device main body to be connected with a water outlet branch pipe, the water outlet branch pipe is connected with a membrane module, the membrane module is arranged in the sewage treatment device main body, an electromagnetic fan is arranged outside the sewage treatment device main body, the output end of the electromagnetic fan is connected with a first hose and a second hose, the first hose and the second hose are connected with the inside of the sewage treatment device main body, a water inlet pipe is connected in the sewage treatment device main body, a suspension filler is arranged in the sewage treatment device main body, and an electric control device is arranged in the suspension filler; the membrane material is made of a precise microporous filter screen material which is cheap and easy to obtain, and has the characteristics of high activated sludge concentration, small equipment floor area and good effluent quality.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment device of a large-flux contact oxidation membrane bioreactor.
Background
MBR is also called Membrane bioreactor (Membrane Bio-Reactor), is a novel water treatment technology that combines Membrane separation unit and biological treatment unit, for Membrane separation technology and biological treatment technology organic combination's novel attitude effluent disposal system, replace traditional biological treatment technology terminal secondary sedimentation tank with the Membrane module, keep high active sludge concentration in bioreactor, improve biological treatment organic load, thereby reduce sewage treatment facility area, and reduce the excess sludge volume through keeping low sludge load, use MBR can not establish secondary sedimentation tank, practice thrift the occupation of land greatly, this technology can be operated under high volume load, low sludge load, the excess sludge output is low (can realize zero sludge discharge theoretically), reduced sludge treatment cost. The reactor maintains high-concentration microbial biomass, has high volume load and good treatment effect, greatly saves the occupied area and has great advantages for treating small-flow wastewater.
However, the common membrane bioreactor still has certain defects when in use, mainly reflects that the price of the membrane is still higher, and the problems of membrane pollution are not thoroughly solved, such as physical blockage, chemical structure and biological pollution, so that the replacement period is short and the operation and maintenance cost is high, and the problems limit the application of the MBR, so that a large-flux contact oxidation membrane bioreactor sewage treatment device is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a large-flux contact oxidation membrane bioreactor sewage treatment device, membrane material adopts the preparation of the cheap and easily available precise microporous filter screen material, the manufacturing cost greatly reduced when guaranteeing the treatment effect, and the device has the characteristics of high activated sludge concentration, small equipment occupation area and good effluent quality.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a big flux contact oxidation membrane bioreactor sewage treatment plant, includes the sewage treatment plant main part, sewage treatment plant main part right-hand member is provided with out the water pump, the output of going out the water pump is connected with water outlet main, water outlet main's tip passes the sewage treatment plant main part and goes out water branch union coupling, water outlet branch is connected with the membrane module, the membrane module sets up in the sewage treatment plant main part, the membrane module is placed on the membrane support, be provided with the aeration dish on the membrane support, sewage treatment plant main part outside is provided with electromagnetic fan, electromagnetic fan's output is connected with first hose and second hose, first hose and second hose and sewage treatment plant main part internal connection, the water inlet pipe is connected in the sewage treatment plant main part, be provided with the suspension filler in the sewage treatment plant main part, be provided with electrically controlled device in the suspension filler, be provided with four groups of membranes in the membrane module, every group the short-side frame of membrane all is connected with water outlet branch pipe.
As a preferred technical scheme of the utility model, first hose is connected with the aeration dish in the membrane module, establish second solenoid valve, check valve and gas flowmeter on the first hose.
As an optimal technical scheme of the utility model, be provided with three way connection on the water header in the sewage treatment plant main part, the water header passes through three way connection and second hose connection, be provided with third solenoid valve and check valve on the second hose.
As an optimized technical proposal of the utility model, the suspended filler is provided with a biological membrane.
As an optimal technical scheme of the utility model, electrically controlled device is the level gauge of setting in the sewage treatment plant main part, level gauge linkage PLC controls the system operation.
As an optimized technical scheme of the utility model, the membrane module adopts the design of submergence formula external pressure type, four rectangles design for the diaphragm on the membrane module.
As an optimal technical scheme of the utility model, four groups the diaphragm is welded into the frame, four groups by the PVC material bond big flux membrane material, every on the frame of diaphragm all load quartz sand, granule active carbon and PP and pack in the diaphragm.
As a preferred technical scheme of the utility model, the outlet branch pipe is connected, four groups through setting up inserting soon with the diaphragm the outlet branch pipe of diaphragm is joined on the water header in the sewage treatment plant main part, the water tap of outlet header and sewage treatment plant main part is connected, be provided with first solenoid valve on the outer water header of sewage treatment plant main part.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
after wastewater enters a large-flux contact oxidation membrane bioreactor, the wastewater is subjected to biological purification reaction with high-concentration activated sludge and a biological membrane in the reactor, the wastewater is purified, and when the wastewater runs normally, a first electromagnetic valve and a third electromagnetic valve are opened, and a second electromagnetic valve is closed; the electromagnetic fan is operated, and the water outlet pump is not operated; when the liquid level in the reactor reaches a high level, the water outlet pump operates to suck the wastewater after biological purification, the wastewater enters the membrane module after being filtered by the membrane, and the wastewater is further adsorbed and filtered by the activated carbon and the PP filler in the membrane module to remove pollutants for the second time; after the liquid level in the reactor reaches a low level, the water outlet pump stops working, when the water outlet flow reaches a set value, the system enters a cleaning mode, at the moment, the first electromagnetic valve and the third electromagnetic valve are closed, and the second electromagnetic valve is opened; the electromagnetic fan works to clean the diaphragm in reverse air, after the cleaning is finished, the first electromagnetic valve and the third electromagnetic valve are opened, the second electromagnetic valve is closed, and the system normally operates
1. The membrane material is made of a precise microporous filter screen material which is cheap and easy to obtain, the manufacturing cost is greatly reduced while the treatment effect is ensured, and the method has the characteristics of high activated sludge concentration, small equipment floor area and good effluent quality.
2. The activated carbon and PP filler filled in the membrane can further filter, adsorb and remove pollutants, and ensure that the treatment effect meets the design requirements.
3. A large amount of suspended fillers are added into the reactor, so that the generation of a microbial film on the fillers is promoted, the operation mode of biological contact oxidation is approached, the sewage treatment effect is enhanced, and the blocking of the film material is delayed.
4. The automatic cleaning mode utilizes high-pressure air to reversely blow and wash the membrane material, solves the problems of physical blockage, chemical structure and biological pollution of the membrane material, prolongs the replacement period of the membrane material, reduces the operation and maintenance cost, and is simple and convenient to control and easy to operate.
Drawings
FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;
FIG. 2 is a schematic side view of the structure of the present invention;
fig. 3 is a schematic top view of the structure of the present invention.
Wherein: 1. a sewage treatment apparatus main body; 2. discharging the water pump; 3. a water outlet main pipe; 4. a water outlet branch pipe; 5. a membrane module; 6. a membrane scaffold; 7. an aeration disc; 8. an electromagnetic fan; 9. a first hose; 10. a second hose; 11. a first solenoid valve; 12. a second solenoid valve; 13. a third electromagnetic valve; 14. suspending the filler; 15. a liquid level meter; 16. a water inlet pipe; 17. a membrane.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the embodiment, those skilled in the art can obtain other embodiments without making creative efforts, which all belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.
The embodiment is as follows:
as shown in figures 1-3, a sewage treatment device of a large-flux contact oxidation membrane bioreactor comprises a sewage treatment device main body 1, a water outlet pump 2 is arranged at the right end of the sewage treatment device main body 1, the output end of the water outlet pump 2 is connected with a water outlet main pipe 3, a three-way joint is arranged on the water outlet main pipe 3 in the sewage treatment device main body 1, the water outlet main pipe 3 is connected with a second hose 10 through the three-way joint, a third electromagnetic valve 13 and a check valve are arranged on the second hose 10, the end part of the water outlet main pipe 3 passes through the sewage treatment device main body 1 to be connected with a water outlet branch pipe 4, the water outlet branch pipe 4 is connected with a membrane module 5, the membrane module 5 is arranged in the sewage treatment device main body 1, the membrane module 5 is arranged on a membrane support 6, an aeration disc 7 is arranged on the membrane support 6, an electromagnetic fan 8 is arranged outside the sewage treatment device main body 1, the output end of the electromagnetic fan 8 is connected with a first hose 9 and a second hose 10, the first hose 9 and the second hose 10 are connected with the interior of the sewage treatment device main body 1, the sewage treatment device main body 1 is connected with a water inlet pipe 16, a suspended filler 14 is arranged in the sewage treatment device main body 1, a large amount of suspended filler 14 is added in the sewage treatment device main body 1 to promote the generation of a microbial film on the filler, the operation mode of biological contact oxidation is approached to enhance the sewage treatment effect and delay the blockage of the film material, the suspended filler 14 is provided with the biological film, an electric control device is arranged in the suspended filler 14, four groups of diaphragms 17 are arranged in the film component 5, the water outlet branch pipes 4 are connected with the diaphragms 17 through quick insertion, the water outlet branch pipes 4 of the four groups of diaphragms 17 are converged to the water outlet main pipe 3 in the sewage treatment device main body 1, and the water outlet main pipe 3 is connected with the water outlet joint of the sewage treatment device main body 1, the main water outlet pipe 3 outside the sewage treatment device main body 1 is provided with a first electromagnetic valve 11, the membrane assembly 5 adopts an immersed external pressure type design, four membranes 17 on the membrane assembly 5 are in a rectangular design, four groups of membranes 17 are welded into a frame by PVC materials, large-flux membrane materials are bonded on the frame of the four groups of membranes 17, quartz sand, granular activated carbon and PP fillers are filled in each membrane 17, the membrane materials are made of cheap and easily-obtained precise microporous filter screen materials, the manufacturing cost is greatly reduced while the treatment effect is ensured, the device has the characteristics of high activated sludge concentration, small equipment floor area and good water outlet quality, the activated carbon and the PP fillers filled in the membranes 17 can further filter, adsorb and remove pollutants, the treatment effect is ensured to meet the design requirement, and the short-side frame of each group of membranes 17 is connected with the water outlet branch pipe 4.
The first hose 9 is connected with an aeration disc 7 in the membrane component 5, the first hose 9 is provided with a second electromagnetic valve 12, a check valve and a gas flowmeter, the check valve prevents outlet water from siphoning backflow, the flowmeter controls air blowing amount, the PLC controls all equipment such as the outlet water pump 2 and the electromagnetic fan 8, and through the arranged sewage treatment device main body 1, after wastewater enters the sewage treatment device main body 1, the wastewater is subjected to biological purification reaction with high-concentration activated sludge and a biological membrane in a reactor, the wastewater is purified, and when the wastewater normally runs, PLC control signals keep the first electromagnetic valve 11 and the third electromagnetic valve 13 open and the second electromagnetic valve 12 closed when the wastewater normally runs; the electromagnetic fan 8 is operated, and the water outlet pump 2 is not operated; when the liquid level in the reactor of the sewage treatment device main body 1 reaches a high level, the liquid level meter gives a high liquid level signal, the PLC controls the water outlet pump 2 to operate, the wastewater after biological purification is pumped and filtered by the membrane 17 to enter the membrane module 5, the activated carbon and the PP filler in the membrane module 5 further adsorb and filter the wastewater, and pollutants are removed secondarily; after the liquid level in the reactor of the sewage treatment device main body 1 is reduced to a low level, the liquid level meter gives a low liquid level signal, the PLC controls the water outlet pump 2 to stop working, when the water outlet flow reaches a set value, the PLC gives a backwashing signal, the system enters a cleaning mode, at the moment, the first electromagnetic valve 11 and the third electromagnetic valve 13 are closed, and the second electromagnetic valve 12 is opened; the electromagnetic fan works to reversely clean air on the diaphragm 17, after cleaning, the PLC gives a normal operation signal, the first electromagnetic valve 11 and the third electromagnetic valve 13 are opened, the second electromagnetic valve 12 is closed, the system normally operates, the automatic cleaning mode utilizes high-pressure air to reversely blow, sweep and flush the membrane material, the physical blockage of the membrane material, the chemical structure and the biological pollution are solved, the replacement period of the membrane material is prolonged, the operation and maintenance cost is reduced, and the control is simple and easy to operate.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the preferred embodiments of the present invention are only described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a big flux contact oxidation membrane bioreactor sewage treatment plant, includes sewage treatment plant main part (1), its characterized in that: the sewage treatment device is characterized in that a water outlet pump (2) is arranged at the right end of the sewage treatment device main body (1), the output end of the water outlet pump (2) is connected with a water outlet main pipe (3), the end of the water outlet main pipe (3) penetrates through the sewage treatment device main body (1) to be connected with a water outlet branch pipe (4), the water outlet branch pipe (4) is connected with a membrane assembly (5), the membrane assembly (5) is arranged in the sewage treatment device main body (1), the membrane assembly (5) is placed on a membrane support (6), an aeration disc (7) is arranged on the membrane support (6), an electromagnetic fan (8) is arranged outside the sewage treatment device main body (1), the output end of the electromagnetic fan (8) is connected with a first hose (9) and a second hose (10), the first hose (9) and the second hose (10) are connected with the inside the sewage treatment device main body (1), a sewage treatment device main body (1) is connected with a water inlet pipe (16) inside, suspension filler (14) is arranged in the sewage treatment device main body (1), an electric control device is arranged in the sewage treatment device main body (14), and four groups of electric control devices are arranged in the sewage treatment device main body (5), and a water outlet branch pipe frame (17) is connected with a water inlet pipe frame (17).
2. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: the first hose (9) is connected with an aeration disc (7) in the membrane module (5), and a second electromagnetic valve (12), a check valve and a gas flowmeter are arranged on the first hose (9).
3. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: the sewage treatment device is characterized in that a three-way joint is arranged on the water outlet main pipe (3) in the sewage treatment device main body (1), the water outlet main pipe (3) is connected with the second hose (10) through the three-way joint, and the second hose (10) is provided with a third electromagnetic valve (13) and a check valve.
4. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: the suspended filler (14) is provided with a biological film.
5. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: the electric control device is a liquid level meter (15) arranged on the sewage treatment device main body (1), and the liquid level meter (15) is linked with the PLC to control the system operation.
6. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: the membrane module (5) is designed in an immersed external pressure mode, and four membranes (17) on the membrane module (5) are designed in a rectangular mode.
7. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 6, wherein: the four groups of membranes (17) are welded into a frame by PVC materials, large-flux membrane materials are bonded on the frame of the four groups of membranes (17), and quartz sand, granular activated carbon and PP fillers are filled in each membrane (17).
8. The sewage treatment device of the large-flux contact oxidation membrane bioreactor according to claim 1, wherein: go out water branch pipe (4) and diaphragm (17) and insert soon through setting up and be connected, four groups on water branch pipe (4) of diaphragm (17) are joined water header pipe (3) in sewage treatment plant main part (1), water header pipe (3) and the play water articulate of sewage treatment plant main part (1), be provided with first solenoid valve (11) on water header pipe (3) outside sewage treatment plant main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220996306.7U CN217650977U (en) | 2022-04-24 | 2022-04-24 | Large-flux sewage treatment device of contact oxidation membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220996306.7U CN217650977U (en) | 2022-04-24 | 2022-04-24 | Large-flux sewage treatment device of contact oxidation membrane bioreactor |
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| CN217650977U true CN217650977U (en) | 2022-10-25 |
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| CN202220996306.7U Active CN217650977U (en) | 2022-04-24 | 2022-04-24 | Large-flux sewage treatment device of contact oxidation membrane bioreactor |
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- 2022-04-24 CN CN202220996306.7U patent/CN217650977U/en active Active
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