CN217947781U - Membrane biological reaction device suitable for high-concentration organic wastewater - Google Patents
Membrane biological reaction device suitable for high-concentration organic wastewater Download PDFInfo
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- CN217947781U CN217947781U CN202222023550.8U CN202222023550U CN217947781U CN 217947781 U CN217947781 U CN 217947781U CN 202222023550 U CN202222023550 U CN 202222023550U CN 217947781 U CN217947781 U CN 217947781U
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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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The utility model relates to a membrane bioreaction device suitable for high enriched organic waste water, including hydrolysis acidification pond and external microfiltration membrane device, the bottom installation haplopore efflux formula water-locator in hydrolysis acidification pond, the bottom in hydrolysis acidification pond sets up the delivery port, and this delivery port communicates to the former water pump entry, the former water pump export communicates to the bottom water inlet of external microfiltration membrane device, the top of external microfiltration membrane device sets up the product mouth of a river and return water mouth, the return water mouth communicates to deareator, deareator's top delivery port communicates to the upper end in hydrolysis acidification pond, and the bottom delivery port communicates to the circulating pump entry, the circulating pump export communicates to the bottom in hydrolysis acidification pond. The utility model discloses an activated sludge is held back to external microfiltration membrane device, guarantees that special fungus crowd can not run off along with water, and control macromolecule organic matter is held back in the hydrolytic acidification pond, acclimates out special fungus crowd more easily, need not the manual work and does a large amount of daily measuring and intervention work, liberation manpower.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a membrane biological reaction device suitable for high-concentration organic wastewater.
Background
The high-concentration organic wastewater is wastewater with high organic matter concentration and complex water quality components, and the conventional treatment process aiming at the high-concentration organic wastewater at present is a hydrolysis acidification + anaerobic + aerobic biochemical technology, wherein the traditional hydrolysis acidification technology has the problems of flora loss and difficulty in culture if the operation and management are not proper, the water quality is influenced, a large amount of daily detection and intervention work needs to be manually carried out, and the labor is wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a membrane biological reaction device suitable for high enriched organic waste water for there is the problem that the flora runs off in the hydrolysis acidification technique among the solution prior art.
The utility model provides a membrane biological reaction device suitable for high concentration organic waste water, including hydrolysis acidification pool and external microfiltration membrane device, single-hole jet type water-locator is installed to the bottom of hydrolysis acidification pool, realizes through single-hole jet type water-locator that the bottom water distribution is even, the bottom of hydrolysis acidification pool sets up the delivery port, and this delivery port passes through pipeline and valves and communicates to the raw water pump entry, the raw water pump export communicates to the bottom water inlet of external microfiltration membrane device through pipeline and valves, and the waste water in the hydrolysis acidification pool passes through the raw water pump and introduces external microfiltration membrane device, and external microfiltration membrane device can hold back activated sludge completely, guarantees that special flora can not run off with the water, in addition, controls some macromolecular organic matter to be held back in hydrolysis acidification pool, tames out special flora more easily, need not make the artifical a large amount of daily detection and intervention work, releases the manpower, the top of external microfiltration membrane device sets up product mouth and return mouth, and water flows out from product mouth and return mouth after the filtration of external microfiltration membrane device, the water is communicated to the separator through the water outlet of the high pressure of hydrolysis acidification pool, the top of the hydrolysis acidification pool is through the pipeline and the top of the hydrolysis acidification pool, and the high pressure water pump, and the high pressure water circulation pump are connected to the hydrolysis acidification pool, the high pressure of the hydrolysis acidification pool, and high pressure water flow of the hydrolysis acidification pool are connected to the high pressure water pump, the hydrolysis acidification pool, the high pressure water flow of the hydrolysis acidification pool, and high pressure of the high pressure water pump, and high pressure water flow of the hydrolysis acidification pool, and high pressure of the hydrolysis acidification pool are connected to the high pressure water pump, the hydrolysis acidification pool, the high pressure water pump, and high pressure of the hydrolysis acidification pool, and high pressure water pump, the high pressure of the hydrolysis acidification pool, the high pressure of the high pressure water pump is connected to the high pressure of the hydrolysis acidification pool, the hydrolysis acidification pool is connected to the hydrolysis acidification pool, the high pressure of the hydrolysis acidification pool, the high pressure water pump, the full contact between the waste water and the microorganisms is realized, in addition, the high-strength hydraulic flushing is realized, the granular state and the high-flow circulating water quantity of the activated sludge are easily realized, and the impact of high-concentration organic matters on a biochemical system is reduced.
Furthermore, the single-hole jet type water distributor is communicated to the air outlet of the air blower through a pipeline and a valve bank, the air outlet of the air blower is communicated to the air inlet at the bottom of the external microfiltration membrane device through the pipeline and the valve bank, and the external microfiltration membrane device is guaranteed to operate in a fully mixed state through air blowing of the air blower, so that the blockage of the microfiltration membrane is prevented.
Furthermore, install the grid on the official track between raw water pump export and the external microfiltration membrane device water inlet, the large granule material of filtration aquatic prevents that large granule material from destroying external microfiltration membrane device.
Furthermore, the product water port of the external microfiltration membrane device is communicated to the inlet of a microfiltration production water pump through a pipeline and a valve bank, the outlet of the microfiltration production water pump is communicated to a microfiltration production water tank through a pipeline and a valve bank, and the product water port of the external microfiltration membrane device is communicated to a cleaning water tank through a pipeline and a valve bank.
Further, the bottom of water tank is produced in the microfiltration sets up the delivery port, and this delivery port communicates to the microfiltration backwash pump entry, the microfiltration backwash pump export communicates to the product water mouth of external microfiltration membrane device through pipeline and valves, the bottom water inlet of external microfiltration membrane device communicates to the equalizing basin through the pipeline, utilizes the product water of microfiltration to carry out the backwash to the microfiltration membrane through the drive of microfiltration backwash pump, and backwash water gets into the equalizing basin through the bottom water inlet of external microfiltration membrane device.
Furthermore, the bottom of the cleaning water tank is provided with a water outlet, the water outlet is communicated to a cleaning pump inlet through a pipeline and a valve bank, the cleaning pump inlet is communicated to a bottom water inlet of the external microfiltration membrane device through a pipeline and a valve bank, a water return port of the external microfiltration membrane device is communicated to a regulating tank through a pipeline and a valve bank, the external microfiltration membrane device is cleaned periodically, and cleaning water enters the regulating tank through the water return port of the external microfiltration membrane device.
Furthermore, the microfiltration membrane of the external microfiltration membrane device is a ceramic membrane or an organic microfiltration membrane containing silicon carbide, so that the water flux is increased, and the service life of the membrane is prolonged.
Adopt above-mentioned the utility model discloses technical scheme's beneficial effect is:
the utility model intercepts the activated sludge through the external microfiltration membrane device, ensures that special flora can not run off along with water, controls certain macromolecular organic matters to be intercepted in the hydrolytic acidification tank, is easier to domesticate the special flora, does not need to manually do a large amount of daily detection and intervention work, and liberates manpower;
the single-hole jet-type water distributor is arranged and returns water to the bottom of the hydrolysis acidification tank through the high-flow circulating pump, so that the high-rise flow state and the rotational flow state of the hydrolysis acidification tank are ensured, and the full contact between the wastewater and microorganisms is realized; the high-strength hydraulic scouring enables the activated sludge to realize a granular state; the high-flow circulating water quantity reduces the impact of high-concentration organic matters on a biochemical system.
Drawings
FIG. 1 is a schematic structural view of a membrane bioreactor for high concentration organic wastewater of the present invention;
in the drawings, the reference numbers indicate the following list of parts:
1-a hydrolysis acidification pool, 2-an external microfiltration membrane device, 3-a raw water pump, 4-a gas-water separator, 5-a circulating pump, 6-an air blower, 7-a microfiltration product water pump, 8-a microfiltration product water tank, 9-a cleaning water tank, 10-a microfiltration backwashing pump, 11-a regulating pool, 12-a cleaning pump and 13-a grid.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1, the membrane bioreaction device for high concentration organic wastewater of this embodiment includes a hydrolysis-acidification tank 1 and an external microfiltration membrane device 2, wherein a single-hole jet-type water distributor is installed at the bottom of the hydrolysis-acidification tank 1, the single-hole jet-type water distributor is a conventional technology, and is not described herein, uniform bottom water distribution is achieved by the single-hole jet-type water distributor, a water outlet is provided at the bottom of the hydrolysis-acidification tank 1 and is communicated to an inlet of a raw water pump 3 through a pipeline and a valve bank, an outlet of the raw water pump 3 is communicated to a bottom water inlet of the external microfiltration membrane device 2 through a pipeline and a valve bank, wastewater in the hydrolysis-acidification tank 1 is introduced into the external microfiltration membrane device 2 through the raw water pump 3, the external microfiltration membrane device 2 can completely retain activated sludge, so as to ensure that special flora is not lost with water, and further control some macromolecular organic matters to be retained in the hydrolysis-acidification tank 1, the special flora is easier to domesticate, a large amount of daily detection and intervention work is not needed to be done manually, manpower is liberated, a water production port and a water return port are arranged at the top of the external microfiltration membrane device 2, water flows out from the water production port and the water return port after being filtered by the external microfiltration membrane device 2, the water return port is communicated to a gas-water separator, a top water outlet of the gas-water separator 4 is communicated to the upper end of the hydrolysis acidification pool 1 through a pipeline and a valve bank, a bottom water outlet is communicated to an inlet of a circulating pump 5 through a pipeline and a valve bank, an outlet of the circulating pump 5 is communicated to the bottom of the hydrolysis acidification pool 1 through a pipeline and a valve bank, most of gas and water are discharged from the upper part of the gas-water separator 4 and are connected to the upper part of the hydrolysis acidification pool 1, water without gas flows back to the bottom of the hydrolysis acidification pool 1 through the circulating pump 5, and the flow rate of the circulating pump 5 is about 10 times of that of the original water pump 3, the high rising flow state of the hydrolysis acidification tank 1 is ensured, and the water in the hydrolysis acidification tank 1 is in a high rising flow state and a rotational flow state by matching with a single-hole jet-flow type water distributor, so that the wastewater is fully contacted with microorganisms.
Specifically, the single-hole jet-type water distributor is communicated to the air outlet of the air blower 6 through a pipeline and a valve bank, the air outlet of the air blower 6 is communicated to the bottom air inlet of the external microfiltration membrane device 2 through the pipeline and the valve bank, and the external microfiltration membrane device 2 is guaranteed to run in a fully mixed state through air blowing of the air blower 6, so that blockage of the microfiltration membrane is prevented.
Specifically, a water production port of the external microfiltration membrane device 2 is communicated to an inlet of a microfiltration production water pump 7 through a pipeline and a valve bank, an outlet of the microfiltration production water pump 7 is communicated to a microfiltration production water tank 8 through a pipeline and a valve bank, and a water production port of the external microfiltration membrane device 2 is also communicated to a cleaning water tank 9 through a pipeline and a valve bank; the bottom of water tank 8 is produced in the micro-filtration sets up the delivery port, and this delivery port communicates to the entry of micro-filtration backwash pump 10, the export of micro-filtration backwash pump 10 communicates to the product water gap of external micro-filtration membrane device 2 through pipeline and valves, the bottom water inlet of external micro-filtration membrane device 2 communicates to equalizing basin 11 through the pipeline, utilizes the product water of micro-filtration to carry out the backwash to the micro-filtration membrane through the drive of micro-filtration backwash pump 10, and backwash water gets into equalizing basin 11 through the bottom water inlet of external micro-filtration membrane device 2.
Specifically, the bottom of the cleaning water tank 9 is provided with a water outlet, the water outlet is communicated to an inlet of a cleaning pump 12 through a pipeline and a valve bank, the inlet of the cleaning pump 12 is communicated to a bottom water inlet of the external microfiltration membrane device 2 through a pipeline and a valve bank, a water return port of the external microfiltration membrane device 2 is communicated to an adjusting tank 11 through a pipeline and a valve bank, the external microfiltration membrane device 2 is cleaned periodically, and cleaning water enters the adjusting tank 11 through the water return port of the external microfiltration membrane device 2.
The membrane biological reaction device suitable for the high-concentration organic wastewater comprises the following working procedures: waste water gets into hydrolysis-acidification pool 1 earlier to introduce external microfiltration membrane device 2 through raw water pump 3 and filter, the drainage after the filtration divides two the tunnel, one way is produced water pump 7 through the microfiltration and is introduced microfiltration and is produced water tank 8, another way is through circulating pump 5 with high velocity of flow backward flow to hydrolysis-acidification pool 1 in cooperation haplopore efflux formula water-locator realization hydrolysis-acidification pool 1 water is the high-lift flow state and whirl attitude, the valves on the pipeline are electric valves, the cooperation switch through the valve is evacuation regularly, wash and backwash work.
Preferably, a grid 13 is arranged on the functional channel between the outlet of the raw water pump 3 and the water inlet of the external microfiltration membrane device 2, so that large particulate matters in water are filtered, and the large particulate matters are prevented from damaging the external microfiltration membrane device 2.
Preferably, the microfiltration membrane of the external microfiltration membrane device 2 is a ceramic membrane or an organic microfiltration membrane containing silicon carbide, so that the water flux and the service life of the membrane are increased.
To sum up, the utility model intercepts the activated sludge through the external microfiltration membrane device, ensures that the special flora can not run off along with water, controls certain macromolecular organic matters to be intercepted in the hydrolytic acidification tank, is easier to domesticate the special flora, does not need to manually do a large amount of daily detection and intervention work, and liberates manpower; the single-hole jet-type water distributor is arranged and returns water to the bottom of the hydrolysis acidification tank through the high-flow circulating pump, so that the high-rise flow state and the rotational flow state of the hydrolysis acidification tank are ensured, and the full contact between the wastewater and microorganisms is realized; the high-strength hydraulic scouring enables the activated sludge to realize a granular state; the high-flow circulating water quantity reduces the impact of high-concentration organic matters on a biochemical system.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a membrane bioreaction device suitable for high enriched organic waste water, its characterized in that, includes hydrolysis-acidification pond and external microfiltration membrane device, the single-hole efflux formula water-locator is installed to the bottom in hydrolysis-acidification pond, the bottom in hydrolysis-acidification pond sets up the delivery port, and this delivery port communicates to former water pump entry through pipeline and valves, the former water pump export communicates to the bottom water inlet of external microfiltration membrane device through pipeline and valves, the top of external microfiltration membrane device sets up the product mouth of a river and returns the water mouth, the return water mouth communicates to deareator, deareator's top delivery port communicates to the upper end in hydrolysis-acidification pond through pipeline and valves, and the bottom delivery port communicates to the circulating pump entry through pipeline and valves, the circulating pump export communicates to the bottom in hydrolysis-acidification pond through pipeline and valves.
2. The membrane biological reaction device applicable to high-concentration organic wastewater according to claim 1, wherein the single-hole jet-type water distributor is communicated to an air outlet of an air blower through a pipeline and a valve bank, and the air outlet of the air blower is also communicated to a bottom air inlet of an external microfiltration membrane device through a pipeline and a valve bank.
3. The membrane bioreactor applicable to high concentration organic wastewater as set forth in claim 1, wherein a grid is installed on the functional channel between the outlet of the raw water pump and the water inlet of the external microfiltration membrane device.
4. The membrane bioreactor applicable to high concentration organic wastewater as claimed in claim 1, wherein the water production port of the external microfiltration membrane device is communicated to the inlet of a microfiltration water production pump through a pipeline and a valve bank, the outlet of the microfiltration water production pump is communicated to a microfiltration water production tank through a pipeline and a valve bank, and the water production port of the external microfiltration membrane device is also communicated to a cleaning water tank through a pipeline and a valve bank.
5. The membrane bioreaction device for high concentration organic wastewater according to claim 4, wherein a water outlet is arranged at the bottom end of the microfiltration water production tank and communicated to an inlet of a microfiltration backwash pump, the outlet of the microfiltration backwash pump is communicated to a water production port of an external microfiltration membrane device through a pipeline and a valve bank, and a water inlet at the bottom end of the external microfiltration membrane device is communicated to the regulating reservoir through a pipeline.
6. The membrane bioreactor applicable to high concentration organic wastewater as claimed in claim 5, wherein the bottom of the cleaning water tank is provided with a water outlet which is communicated to a cleaning pump inlet through a pipeline and a valve bank, the cleaning pump inlet is communicated to a bottom water inlet of an external microfiltration membrane device through a pipeline and a valve bank, and a water return port of the external microfiltration membrane device is communicated to a regulating reservoir through a pipeline and a valve bank.
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| CN202222023550.8U CN217947781U (en) | 2022-08-02 | 2022-08-02 | Membrane biological reaction device suitable for high-concentration organic wastewater |
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| CN202222023550.8U CN217947781U (en) | 2022-08-02 | 2022-08-02 | Membrane biological reaction device suitable for high-concentration organic wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255456A (en) * | 2024-03-27 | 2024-06-28 | 清控环境(北京)有限公司 | System and method for preparing carbon source by hydrolyzing organic garbage through MBR (Membrane biological reactor) |
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2022
- 2022-08-02 CN CN202222023550.8U patent/CN217947781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255456A (en) * | 2024-03-27 | 2024-06-28 | 清控环境(北京)有限公司 | System and method for preparing carbon source by hydrolyzing organic garbage through MBR (Membrane biological reactor) |
| CN118255456B (en) * | 2024-03-27 | 2024-11-22 | 清控环境(北京)有限公司 | A method for preparing carbon source by hydrolyzing organic waste into MBR |
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