CN214299480U - Soft combined filler aeration biological filter and MBR combined device - Google Patents
Soft combined filler aeration biological filter and MBR combined device Download PDFInfo
- Publication number
- CN214299480U CN214299480U CN202120241002.5U CN202120241002U CN214299480U CN 214299480 U CN214299480 U CN 214299480U CN 202120241002 U CN202120241002 U CN 202120241002U CN 214299480 U CN214299480 U CN 214299480U
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- China
- Prior art keywords
- mbr
- combined
- zone
- partition plate
- aeration
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005273 aeration Methods 0.000 title claims abstract description 44
- 239000000945 filler Substances 0.000 title claims abstract description 20
- 239000013049 sediment Substances 0.000 claims abstract description 11
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000005192 partition Methods 0.000 claims description 28
- 239000010802 sludge Substances 0.000 claims description 24
- 239000012528 membrane Substances 0.000 claims description 20
- 238000012856 packing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 239000002244 precipitate Substances 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 15
- 238000004062 sedimentation Methods 0.000 description 11
- 238000000926 separation method Methods 0.000 description 4
- 244000005700 microbiome Species 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Classifications
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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 provides a soft combined filler bological aerated filter and MBR composite set, the MBR in the middle of the bological aerated filter district on upper portion and the lower part goes out the pool, MBR goes out pool both sides and is provided with the sediment mud discharging area, the inlet tube is connected on bological aerated filter district upper portion, and the inside soft combined filler that fills in bological aerated filter district, MBR goes out pool lower part and is provided with aeration system, and aeration system is used for being MBR goes out pool and the bioaerated filter district and aerates. The utility model can effectively precipitate the biomembrane dropped from the biological aerated filter, reduce the operation unit of the biological treatment process, reduce the occupied area of the process, and reduce the investment cost and the operation cost.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a soft combined filler aeration biological filter and MBR combined device.
Background
A soft combined filler aeration biological filter tank is a novel biological sewage treatment process. The working principle is as follows: the aeration biological filter reactor is filled with soft combined filler, and after the aeration biological filter reactor is operated for a period of time, a biological film is attached to the surface of the filler. Under the aerobic state, when sewage flows through the biological membrane, the organic pollutants in the sewage are oxidized and decomposed through the metabolic activity of biological membrane microorganisms, so that the sewage is purified. The soft combined filler has the advantages of large surface area, high volume load for removing organic matters, good biological adhesiveness, changeable gaps, difficult blockage, strong adaptability, low price, simple and easy assembly, convenient management and the like.
The MBR is a novel state wastewater treatment system organically combining a membrane separation technology and a biological treatment technology. The membrane component replaces a terminal secondary sedimentation tank of the traditional biological treatment technology, keeps high activated sludge concentration in a bioreactor, improves the organic load of biological treatment, can reduce the floor area of sewage treatment facilities, and can ensure the quality of effluent water. The working principle is that activated sludge and macromolecular organic matters in a trapping tank of membrane separation equipment immersed in an aerobic biological tank are utilized.
In the operation process of the biological aerated filter, a part of sludge is generated due to aging and replacement and shedding of a biological membrane, and a sedimentation tank is generally arranged at the rear end of the biological aerated filter for removing part of suspended matters in the part of sludge and sewage. The arrangement of the sedimentation tank not only increases the investment cost of the sewage treatment process, but also increases the occupied area of the sewage treatment process. Therefore, it is necessary to research a soft combined filler aeration biological filter and MBR combined device.
Disclosure of Invention
In order to solve the technical problem, an object of the utility model is to provide a soft combined filler bological aerated filter and MBR composite set can effectively deposit the biomembrane that bological aerated filter drops, reduces biological treatment process operation unit, reduces technology area, reduces investment cost and running cost.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model provides a soft combined filler bological aerated filter and MBR composite set, include that MBR in the middle of the bological aerated filter district 1 on upper portion and the lower part goes out water zone 2, MBR goes out water zone 2 both sides and is provided with sediment row mud district 3, inlet tube 4 is connected on 1 upper portion in bological aerated filter district, and 1 inside soft combined filler 5 of packing in bological aerated filter district, MBR goes out water zone 2 lower parts and is provided with aeration systems, and aeration systems is used for the MBR to go out water zone 2 and the bological aerated filter district 1 and aerate.
An MBR membrane module 6 is placed in the MBR water outlet area 2, and drain pipes 7 are respectively arranged on two sides of the MBR membrane module 6.
The aeration system comprises an aeration pipe 8 and an aeration device 9 arranged on the aeration pipe 8.
The aeration device 9 is a microporous aeration disc.
And a sludge discharge pipe 10 is arranged at the lower part of the sedimentation sludge discharge area 3.
The aeration biological filter area 1 is separated from the MBR water outlet area 2 and the sedimentation sludge discharge area 3 by a partition plate 11, and a water passing cavity is formed in the partition plate 11.
The MBR water outlet area 2 and the sedimentation sludge discharge areas 3 on the two sides are separated by a first partition plate 12 and a second partition plate 13, the first partition plate 12 and the second partition plate 13 are both watertight partition plates, and the included angle between the first partition plate 12 and the horizontal plane is 30-60 degrees.
The first partition plates 12 of both sides are inclined inward.
The device adopts a square structure.
The utility model has the advantages that:
the upper part is an aeration biological filter area, the middle part of the lower part is an MBR water outlet area, and the two sides are sedimentation sludge discharge areas. This device sets up aeration system in the bottom in MBR water outlet zone, aerates the MBR membrane module, can erode the MBR membrane, prevents that the MBR membrane from blockking up, increases reactor water flux.
Air can enter the aeration biological filter area through the clapboard with holes, and is utilized by microorganisms attached to the surface of the soft combined filler to degrade organic matters in sewage, and the effluent of the aeration biological filter is discharged through a drain pipe after being treated again by the MBR reactor.
The utility model discloses a set up the mode and make dissolved oxygen by make full use of, also practiced thrift the running cost, guarantee out water quality of water. The aged biomembrane dropped off from the aeration biofilter enters an MBR water outlet area and is intercepted by a membrane component of an MBR reactor, the biomembrane intercepted by the membrane component is blown off to a sediment sludge discharge area for solid-liquid separation under the aeration action of a bottom aeration device, and the settled biomembrane is discharged through a sludge discharge pipe. The arrangement mode does not need to additionally arrange a sedimentation tank in the biological treatment part, thereby saving the occupied area and the investment cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the device adopts a square structure and is divided into an aeration biological filter area 1, an MBR water outlet area 2 and a sedimentation sludge discharge area 3, wherein the aeration biological filter area 1 is positioned at the upper part of the device, the MBR water outlet area 2 is positioned in the middle of the lower part of the device, and the sedimentation sludge discharge area 3 is positioned at two sides of the lower part of the device.
The aeration biological filter area 1 is filled with soft combined filler 5, and the upper part is connected with a water inlet pipe 4. The aeration pipe 8 and the aeration device 9 are positioned at the bottom of the MBR water outlet zone 2, a membrane component 6 is arranged in the MBR water outlet zone 2, and drain pipes 7 are arranged on two sides of the MBR water outlet zone. The sludge discharge pipe 10 is positioned at the bottom of the sedimentation sludge discharge area 3.
The aeration biological filter area 1 is separated from the MBR water outlet area 2 and the sediment sludge discharge area 3 by a partition plate 11, and the partition plate 11 is provided with water passing holes.
The MBR water outlet area 2 and the sediment sludge discharge area 3 are separated by a first partition plate 12 and a second partition plate 13, the first partition plate 12 and the second partition plate 13 are both impermeable partition plates, and the first partition plate 12 forms an angle of 30-60 degrees with the horizontal plane.
The working principle of the invention is as follows:
sewage enters the biological aerated filter area 1 through the water inlet pipe 4, the aeration system comprises an aeration pipe 8 and an aeration device 9, the device is aerated through the aeration pipe 8 and the aeration device 9, and air can enter the biological aerated filter area 1 through the perforated partition plate 11. When sewage flows through the surface of the soft combined filler 5, microorganisms attached to the surface of the soft combined filler 5 remove organic pollutants in the sewage through oxidative decomposition under the condition of containing dissolved oxygen, so that the water quality is purified. The effluent of the aeration biological filter tank flows into an MBR effluent area 2 through a perforated clapboard 11, the membrane module 6 can retain biological macromolecules in sewage, the difficultly degraded biological macromolecules react and degrade continuously in the membrane module 6 of the MBR reactor to further remove organic matters in the sewage, and the effluent of the MBR reactor is discharged out of the system through a drain pipe 7. Along with the reaction, the aged biological membrane falls off from the surface of the soft combined filler 5, flows into the MBR water outlet area 2 along with the water flow through the perforated partition plate 11, is intercepted by the MBR membrane component 6, is blown to the sediment sludge discharge area 3 for solid-liquid separation under the action of the bottom aeration device 9, is precipitated on the first partition plate 12 through the gravity action, and slides to the sediment sludge discharge area 3, and is discharged out of the reaction device through the sludge discharge pipe 13.
Claims (7)
1. The utility model provides a soft combined filler bological aerated filter and MBR composite set, its characterized in that, including the bological aerated filter district (1) on upper portion and the MBR in the middle of the lower part play water zone (2), MBR goes out water zone (2) both sides and is provided with sediment mud discharging area (3), inlet tube (4) are connected on bological aerated filter district (1) upper portion, and bological aerated filter district (1) inside is filled soft combined filler (5), MBR goes out water zone (2) lower part and is provided with aeration system, and aeration system is used for going out water zone (2) and bological aerated filter district (1) for MBR and aerate.
2. The combined aerated biological filter and MBR device of claim 1, wherein an MBR membrane module (6) is arranged in the MBR water outlet zone (2), and water discharge pipes (7) are respectively arranged at two sides of the MBR membrane module (6).
3. A combined soft packing bological aerated filter and MBR assembly according to claim 1, wherein the aeration system comprises an aeration pipe (8) and an aeration device (9) mounted on the aeration pipe (8).
4. A combined soft packing bological aerated filter and MBR assembly according to claim 1, wherein a sludge discharge pipe (10) is provided at the lower part of the sediment sludge discharge zone (3).
5. The combined aerated biological filter and MBR device as set forth in claim 1, wherein the aerated biological filter zone (1) is separated from the MBR effluent zone (2) and the sediment sludge discharge zone (3) by a partition plate (11), and the partition plate (11) is provided with a water passing cavity.
6. A combined soft packing-aerated biological filter and MBR assembly according to claim 1, wherein the MBR effluent zone (2) and the sediment sludge discharge zones (3) on both sides are separated by a first partition plate (12) and a second partition plate (13), both the first partition plate (12) and the second partition plate (13) are watertight, and the first partition plate (12) forms an angle of 30 ° to 60 ° with the horizontal plane.
7. A combined soft packing bological aerated filter and MBR combined device according to claim 6, wherein the first partition plates (12) at both sides are inclined inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120241002.5U CN214299480U (en) | 2021-01-28 | 2021-01-28 | Soft combined filler aeration biological filter and MBR combined device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120241002.5U CN214299480U (en) | 2021-01-28 | 2021-01-28 | Soft combined filler aeration biological filter and MBR combined device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214299480U true CN214299480U (en) | 2021-09-28 |
Family
ID=77831029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120241002.5U Expired - Fee Related CN214299480U (en) | 2021-01-28 | 2021-01-28 | Soft combined filler aeration biological filter and MBR combined device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214299480U (en) |
-
2021
- 2021-01-28 CN CN202120241002.5U patent/CN214299480U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |