CN210656362U - Unpowered self-cleaning MBR integration sewage treatment plant - Google Patents
Unpowered self-cleaning MBR integration sewage treatment plant Download PDFInfo
- Publication number
- CN210656362U CN210656362U CN201921641765.8U CN201921641765U CN210656362U CN 210656362 U CN210656362 U CN 210656362U CN 201921641765 U CN201921641765 U CN 201921641765U CN 210656362 U CN210656362 U CN 210656362U
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- water
- membrane
- sewage treatment
- pipe
- tank
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- 239000010865 sewage Substances 0.000 title claims abstract description 35
- 238000004140 cleaning Methods 0.000 title claims abstract description 24
- 230000010354 integration Effects 0.000 title claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 239000012528 membrane Substances 0.000 claims description 63
- 238000004519 manufacturing process Methods 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 24
- 238000011001 backwashing Methods 0.000 claims description 22
- 238000005273 aeration Methods 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an unpowered self-cleaning MBR integration sewage treatment plant, it includes reaction tank (1), fan (2), produces water pump (3) and high flush tank (22), high flush tank (22) are located the top of reaction tank (1), are provided with backwash delivery port (4) and delivery port (5) on the lateral wall of high flush tank (22), and delivery port (5) are located the top of backwash delivery port (4), are provided with first baffle (6) and second baffle (7) in reaction tank (1), have seted up overflow hole (23) on first baffle (6), and first baffle (6) and second baffle (7) turn right the inner chamber of reaction tank (1) from a left side and have been separated for pre-reaction district (8), good oxygen district (9) and equipment district (10). The utility model has the advantages that: compact structure, space saving, sewage treatment cost reduction, power consumption saving and workload reduction of workers.
Description
Technical Field
The utility model relates to a sewage treatment's technical field, especially a unpowered self-cleaning MBR integration sewage treatment plant.
Background
In recent years, MBR integrated sewage treatment devices have been widely used for rural domestic sewage treatment and partial industrial sewage treatment due to their advantages of low construction cost per ton of water, small average water-per-ton floor area, high treatment efficiency, etc. However, due to the matching differentiation of different membrane modules and devices used and the difference of operation management levels in different areas, the problems of reduced membrane flux, reduced membrane service life, reduced treatment efficiency, increased energy consumption and the like of the MBR integrated sewage treatment device in the actual use process are easily caused, so that the daily operation maintenance of the membrane modules is of great importance, the backwashing of the membrane modules with clear water is the first mode of ensuring the normal operation of the membrane, and most of the MBR integrated sewage treatment devices adopt a mechanical backwashing mode, and the MBR integrated sewage treatment device mainly has the following problems: 1. the difference of materials, design forms and aeration modes of the membrane components leads to different corresponding configuration equipment, more corresponding matched equipment is mechanically cleaned, the higher the requirement on human body for operation control is, and the more complex the operation management of the whole set of equipment is; 2. because of adopting the mode of mechanical backwashing, the control of the backwashing pump is crucial, different types of membranes have different requirements on the backwashing pump, and the running parameters have different differences, if the backwashing is improperly controlled, the flux of the membrane can be influenced, and the chemical cleaning and offline cleaning frequency of the membrane is increased, so that the service life of the membrane is shortened; 3. mechanical backwashing is adopted, the linkage control of the water production pump and a backwashing pump must be realized, the complexity of a control mode is increased, and the workload of daily operation and maintenance is increased; 4. mechanical cleaning is adopted, so that the investment cost of the MBR integrated sewage treatment device is increased in the early stage, the power consumption is correspondingly increased in the later operation aspect, and the ton water treatment cost is increased; 5. the adoption of the mechanical cleaning mode increases the complexity of the membrane component pipeline and is not beneficial to daily operation and maintenance. Therefore, a sewage treatment device which saves space, reduces sewage treatment cost, saves electricity consumption and reduces the workload of workers is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a compact structure, practice thrift the space, reduce sewage treatment cost, save the power consumption, alleviate the unpowered self-cleaning MBR integration sewage treatment plant of workman's work load.
The purpose of the utility model is realized through the following technical scheme: a unpowered self-cleaning MBR integrated sewage treatment device comprises a reaction tank, a fan, a water production pump and a high-level water tank, wherein the high-level water tank is positioned above the reaction tank, a backwashing water outlet and a water outlet are formed in the side wall of the high-level water tank, the water outlet is positioned above the backwashing water outlet, a first partition plate and a second partition plate are arranged in the reaction tank, overflow holes are formed in the first partition plate, the first partition plate and the second partition plate divide the inner cavity of the reaction tank from left to right into a pre-reaction area, an aerobic area and an equipment area, a membrane support is fixedly arranged in the aerobic area and positioned at the bottom of the aerobic area, a plurality of stacked membrane stacks are arranged in the membrane support, each membrane stack is composed of a plurality of flexible flat membrane sheets which are stacked mutually, a water production collecting pipe is arranged in each membrane stack, a plurality of small holes positioned in each membrane stack are formed in the cylindrical surface of the water production collecting pipe, and, the top of the water production collecting pipe extends upwards to the outside of the membrane stack, the extending end of the water production collecting pipe is connected with a three-way pipe, a backwashing electric valve is connected between one port of the three-way pipe and a backwashing water outlet, the other port of the three-way pipe is connected with a water pumping port of the water production pump through a pipe connector, and a water outlet of the water production pump is communicated with the high-level water tank; the air outlet of the fan is connected with an air inlet pipe, the air inlet pipe extends into the aerobic zone, the tail end of the air inlet pipe is connected with a membrane aeration component, and the membrane aeration component is located under the bottommost membrane stack.
The first partition plate is positioned on the left side of the second partition plate, and the first partition plate and the second partition plate are fixedly arranged between the front wall and the rear wall of the reaction tank.
The water production collecting pipe is vertically arranged.
The water outlet of the water producing pump is connected with a clean water pipe, and the clean water pipe extends into the high-level water tank from the top of the high-level water tank.
And a water inlet hole is formed in the left side wall of the reaction tank and is positioned above the overflow hole.
The fan and the water producing pump are both arranged in the equipment area.
And aeration holes are formed in the membrane aeration component.
1. The process flow is simple. The cleaning of the membrane component is simplified, a chemical cleaning necessary dosing device is replaced, the high-level water tank can serve as a clean water tank and a chemical cleaning chemical tank, the purpose of one tank with multiple purposes is achieved, and meanwhile, the internal pipeline of the integrated sewage treatment device is also simplified.
2. Energy conservation, consumption reduction and ton water treatment cost reduction. The unpowered automatic cleaning membrane module is adopted, equipment such as a backwashing pump and a dosing device is reduced, the number of the equipment is reduced, and the corresponding power consumption is reduced.
3. The operation is stable, and the maintenance is simple. The unpowered self-cleaning membrane component reduces a backwashing pump and a dosing device and reduces the equipment investment cost; replace the backwash pump with the backwash motorised valve, compare in the backwash pump, the fault frequency of backwash motorised valve is lower, and the operation is more stable, and operating personnel maintains more conveniently, has alleviateed operating personnel's work load.
4. The later stage running cost is low, and personnel's easy operation is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion I of FIG. 1;
in the figure, 1-a reaction tank, 2-a fan, 3-a water production pump, 4-a backwashing water outlet, 5-a water outlet, 6-a first partition plate, 7-a second partition plate, 8-a pre-reaction zone, 9-an aerobic zone, 10-an equipment zone, 11-a membrane bracket, 12-a membrane stack, 13-a flexible flat membrane, 14-a water production collecting pipe, 15-a small hole, 16-a three-way pipe, 17-an electric valve, 18-an air inlet pipe, 19-a membrane aeration component, 20-a clear water pipe, 21-a water inlet hole, 22-a high-level water tank and 23-an overflow hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings, without limiting the scope of the invention to the following:
as shown in fig. 1-2, an unpowered self-cleaning MBR integrated sewage treatment device comprises a reaction tank 1, a fan 2, a water production pump 3 and a high-level water tank 22, wherein the high-level water tank 22 is located above the reaction tank 1, a backwash water outlet 4 and a water outlet 5 are arranged on the side wall of the high-level water tank 22, the water outlet 5 is located above the backwash water outlet 4, a first partition plate 6 and a second partition plate 7 are arranged in the reaction tank 1, the first partition plate 6 is located on the left side of the second partition plate 7, the first partition plate 6 and the second partition plate 7 are fixedly arranged between the front wall and the rear wall of the reaction tank 1, an overflow hole 23 is formed in the first partition plate 6, and the first partition plate 6 and the second partition plate 7 divide the inner cavity of the reaction tank 1 into a pre-reaction area 8, an aerobic area 9 and an equipment area 10 from left.
A membrane support 11 is fixedly arranged in the aerobic zone 9 and positioned at the bottom of the aerobic zone, a plurality of stacked membrane stacks 12 are arranged in the membrane support 11, each membrane stack 12 is composed of a plurality of flexible flat membrane sheets 13 which are stacked mutually, a produced water collecting pipe 14 is arranged in each membrane stack 12, the produced water collecting pipe 14 is vertically arranged, a plurality of small holes 15 positioned in the membrane stacks 12 are formed in the cylindrical surface of the produced water collecting pipe 14, the bottom of the produced water collecting pipe 14 is closed and positioned in the membrane stacks 12, the top of the produced water collecting pipe 14 extends upwards to the outside of the membrane stacks 12, a three-way pipe 16 is connected at the extending end of the produced water collecting pipe, a backwashing electric valve 17 is connected between one port of the three-way pipe 16 and a backwashing water outlet 4, the other port of the three-way pipe is connected with a water pumping port of; an air inlet pipe 18 is connected to an air outlet of the fan 2, the air inlet pipe 18 extends into the aerobic zone 9, the tail end of the air inlet pipe is connected with a membrane aeration component 19, the membrane aeration component 19 is located under the bottommost membrane stack 12, and aeration holes are formed in the membrane aeration component 19.
As shown in fig. 1, a clean water pipe 20 is connected to a water outlet of the water generating pump 3, and the clean water pipe 20 extends into the high-level water tank 22 from the top of the high-level water tank 22. The water inlet 21 has been seted up on the left side wall of reaction tank 1, water inlet 21 is located the top of overflow hole 23, fan 2 and product water pump 3 all set up in equipment area 10.
The working process of the utility model is as follows:
anaerobic and anoxic microorganisms are added into the pre-reaction zone 8 in advance; adding aerobic microorganisms to the aerobic zone 9 in advance; let in sewage in the inlet opening 21 to the pre-reaction zone 8 after collecting sewage, sewage is through anaerobism and anoxic microorganism treatment in the pre-reaction zone 8, along with constantly letting in of sewage, it enters into in the aerobic zone 9 through overflow hole 23 overflow to handle back sewage, open fan 2 this moment, the oxygen of fan 2 output is in order through intake pipe 18, aeration hole on the membrane aeration subassembly 19 enters into sewage, aerobic microorganism utilizes the organic matter decomposition of oxygen in with sewage into carbon dioxide and water, thereby reach the purpose of organic matter among the degradation sewage, obtain the clear water after the processing. After a period of treatment, the water production pump 3 is turned on, the water production pump 3 vacuumizes the water production collecting pipe 14, clean water enters the flexible flat plate diaphragm 13 under negative pressure, is filtered by the flexible flat plate diaphragm 13 and then enters the water production collecting pipe 14 through the small hole 15, and then the clean water enters the high-level water tank 22 through one port of the three-way pipe 16, the water production pump 3 and the clean water pipe 20 in sequence for collection.
When the operation of flexible flat membrane 13 reaches the cleaning time, operating personnel opens backwash motorised valve 17, and clear water enters into flexible flat membrane 13 through backwash delivery port 4, backwash motorised valve 17, the other end of three-way pipe 16, product water collecting pipe 14, aperture 15 in order under the water pressure to reach the washing to the diaphragm, thereby replaced and used the backwash pump to wash, greatly saved the input cost of equipment, still saved the power consumption simultaneously.
When the flexible flat membrane 13 needs to be cleaned chemically, the high-level water tank 22 can also play a role of a dispensing box, namely, the dispensed medicament can be added into clear water of the high-level water tank 22, and then the backwashing electric valve 17 is opened, so that the medicament can automatically flow into the flexible flat membrane 13, and the membrane component is cleaned. Thereby reducing the medicine adding device and further saving the investment cost of the equipment.
Claims (7)
1. The utility model provides an unpowered self-cleaning MBR integration sewage treatment plant which characterized in that: the device comprises a reaction tank (1), a fan (2), a water production pump (3) and a high-level water tank (22), wherein the high-level water tank (22) is positioned above the reaction tank (1), the side wall of the high-level water tank (22) is provided with a backwashing water outlet (4) and a water outlet (5), the water outlet (5) is positioned above the backwashing water outlet (4), a first clapboard (6) and a second clapboard (7) are arranged in the reaction tank (1), the first clapboard (6) is provided with an overflow hole (23), the first clapboard (6) and the second clapboard (7) divide the inner cavity of the reaction tank (1) into a pre-reaction area (8), an aerobic area (9) and an equipment area (10) from left to right, a membrane support (11) is fixedly arranged in the aerobic area (9) and positioned at the bottom of the aerobic area, a plurality of stacked membrane stacks (12) are arranged in the membrane support (11), and the membrane stacks (12) are composed of a plurality of flexible flat membrane sheets (13) which are stacked with each other, a water production collecting pipe (14) is arranged in the membrane stack (12), a plurality of small holes (15) located in the membrane stack (12) are formed in the cylindrical surface of the water production collecting pipe (14), the bottom of the water production collecting pipe (14) is closed and located in the membrane stack (12), the top of the water production collecting pipe (14) upwards extends to the outside of the membrane stack (12), a three-way pipe (16) is connected to the extending end, a backwashing electric valve (17) is connected between one port of the three-way pipe (16) and a backwashing water outlet (4), the other port of the three-way pipe is connected with a water pumping port of the water production pump (3) through a pipe connector, and a water outlet of the water production pump (3) is communicated with a; an air inlet pipe (18) is connected to an air outlet of the fan (2), the air inlet pipe (18) extends into the aerobic zone (9), the tail end of the air inlet pipe is connected with a membrane aeration component (19), and the membrane aeration component (19) is located under the bottommost membrane stack (12).
2. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: the first partition plate (6) is positioned on the left side of the second partition plate (7), and the first partition plate (6) and the second partition plate (7) are fixedly arranged between the front wall and the rear wall of the reaction tank (1).
3. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: the water production collecting pipe (14) is vertically arranged.
4. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: the water outlet of the water producing pump (3) is connected with a clean water pipe (20), and the clean water pipe (20) extends into the high-level water tank (22) from the top of the high-level water tank (22).
5. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: a water inlet hole (21) is formed in the left side wall of the reaction tank (1), and the water inlet hole (21) is located above the overflow hole (23).
6. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: the fan (2) and the water producing pump (3) are both arranged in the equipment area (10).
7. The unpowered self-cleaning MBR integrated sewage treatment device according to claim 1, wherein: and aeration holes are formed in the membrane aeration component (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641765.8U CN210656362U (en) | 2019-09-29 | 2019-09-29 | Unpowered self-cleaning MBR integration sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641765.8U CN210656362U (en) | 2019-09-29 | 2019-09-29 | Unpowered self-cleaning MBR integration sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210656362U true CN210656362U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921641765.8U Expired - Fee Related CN210656362U (en) | 2019-09-29 | 2019-09-29 | Unpowered self-cleaning MBR integration sewage treatment plant |
Country Status (1)
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| CN (1) | CN210656362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772867A (en) * | 2022-05-13 | 2022-07-22 | 新宇达环保科技有限公司 | A Constructed Wetland Process for Sewage Treatment |
-
2019
- 2019-09-29 CN CN201921641765.8U patent/CN210656362U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772867A (en) * | 2022-05-13 | 2022-07-22 | 新宇达环保科技有限公司 | A Constructed Wetland Process for Sewage Treatment |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |