CN203568895U - Biological rotating disc-type aerobic treatment device with water circulation device - Google Patents
Biological rotating disc-type aerobic treatment device with water circulation device Download PDFInfo
- Publication number
- CN203568895U CN203568895U CN201320670602.9U CN201320670602U CN203568895U CN 203568895 U CN203568895 U CN 203568895U CN 201320670602 U CN201320670602 U CN 201320670602U CN 203568895 U CN203568895 U CN 203568895U
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- China
- Prior art keywords
- water
- blodisc
- primary sedimentation
- biological rotating
- aerobic treatment
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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 - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 238000004062 sedimentation Methods 0.000 claims abstract description 62
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 35
- 230000003647 oxidation Effects 0.000 claims abstract description 34
- 230000003197 catalytic effect Effects 0.000 claims description 24
- 239000010865 sewage Substances 0.000 description 18
- 230000000813 microbial effect Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 10
- 244000005700 microbiome Species 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007102 metabolic function Effects 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000007630 basic procedure Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
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
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a biological rotating disc-type aerobic treatment device with a water circulation device. The biological rotating disc-type aerobic treatment device comprises a primary sedimentation tank and a secondary sedimentation tank, wherein a contact oxidation tank is formed above the primary sedimentation tank; a hole communicated with the primary sedimentation tank is formed in the bottom of the contact oxidation tank; the contact oxidation tank is provided with a pipeline connected to the secondary sedimentation tank; a plurality of biological rotating discs are arranged in the contact oxidation tank, and the plurality of biological rotating discs are axially arranged in series. The biological rotating disc device further comprises the water circulation device, wherein the water circulation device comprises a plurality of water wheels arranged on the end surfaces of the biological rotating discs, and water distribution tanks located in one side of each of the end surfaces provided with the water wheels, of the biological rotating discs respectively; each of the water distribution tanks is formed by connecting three sections, the middle is a water receiving section at a horizontal position, the both ends are splayed water outlet sections, and the water outlets of the water outlet sections are connected to the primary sedimentation tank. The biological rotating disc-type aerobic treatment device disclosed by the utility model is capable of keeping the upper layer of the primary sedimentation tank in an oxidation state, thus improving the resistance to impact load, of the whole treatment system, and increasing the treatment efficiency.
Description
Technical field
The utility model relates to a kind of aerobic sewage disposal device of biomembrance process, relates in particular to a kind of blodisc formula aerobic treatment equipment with water circle device.
Background technology
Blodisc is a kind of biomembrance process aerobe treatment facility, and this technology was started at former federal republic of germany the sixties.Its chief component has disc, catalytic oxidation groove, live spindle and drive unit.Its turntable is the core processing structures of biological disk treatment system.Its principle of work: disk floods slow circumvolve under the state of about 40%-50% in water, after for some time rotates, on rotating disk, be about to adhere to the microbial film that one deck is growing a large amount of microorganisms, the kind of microorganism is stable gradually, the metabolic function of microorganism is also brought into play step by step and is reached stable degree, and the organic pollutant in sewage is microbial film institute absorption degradation.Dial rotation is left sewage and is contacted with air, set water layer on microbial film absorbs oxygen from air, and the oxygen in set water layer is oversaturated, and is delivered in microbial film and sewage, make the dissolved oxygen content of sewage in groove reach certain concentration, even may reach capacity.
Between the microbial film adhering to and sewage and air, carrying out exchange of substance on rotating disk, organic matter removal (showing as BOD, COD) and O
2also carrying out other materials, as CO outward,
2, NH
3deng transmission, referring to Fig. 1-1 and Fig. 1-2.Microbial film progressive additive, portion forms anaerobic layer within it, and starts aging.Aging microbial film peels off under the effect of the shearing force producing between sewage current and card, and the broken microbial film peeling off is trapped in secondary sedimentation basins, the mud that biofilm detachment forms, and density is higher, be easy to precipitation.
Blodisc is often used to two stage biological and processes, and its basic procedure is: primary sedimentation basin, blodisc and secondary sedimentation basins.Fig. 2 is shown in its technical process.First sewage enter primary sedimentation basin, removes larger floating and material that can sedimentation.Primary sedimentation basin water outlet is processed through multi-stage biological rotating disk, can from sewage, remove that dissolve and organism suspension.Meanwhile, the microbial film on rotating disk is thickening gradually, and superfluous microbial film peels off owing to producing the effect of shearing between sewage current and card.The sewage of processing through blodisc and peel off lower microbial film and enter secondary sedimentation basins and precipitate, next stage processing unit is discharged or enters in precipitation water outlet.
But traditional blodisc treatment technology, primary sedimentation pond capacity of resisting impact load is poor, and secondary sedimentation basins sludge bucket volume is larger, causes processing outlet effect poor.
Utility model content
The utility model is for the drawback of prior art, a kind of blodisc formula aerobic treatment equipment with water circle device is provided, primary sedimentation pond, blodisc and secondary sedimentation basins are carried out to integrated design, and be provided with water wheels, water wheels involved in the utility model refer to: the Water draw-off pump that is positioned at blodisc end.Along with this Water draw-off pump of rotation of blodisc rotates thereupon, constantly in contact-oxidation pool, draw part water, and constantly this part water is back in primary sedimentation pond, the utility model has been broken the technical process of traditional blodisc, having realized the water outlet of blodisc process section can not increase under the prerequisite of any extra power, be back in primary sedimentation pond, complete the biological recirculation between catalytic oxidation groove and preliminary sedimentation tank, thereby make primary sedimentation pond upper strata keep the state of oxidation, increase the capacity of resisting impact load of whole treatment system, improve processing efficiency.
In order to solve the problems of the technologies described above, a kind of blodisc formula aerobic treatment equipment with water circle device of the utility model, comprise primary sedimentation pond and secondary sedimentation basins, the top of described primary sedimentation pond is provided with catalytic oxidation groove, the bottom of described catalytic oxidation groove is provided with the hole being communicated with described primary sedimentation pond, described catalytic oxidation groove is provided with the pipeline that is connected to described secondary sedimentation basins, in described catalytic oxidation groove, is provided with a plurality of blodiscs, and described a plurality of blodiscs are arranged in series vertically; This blodisc equipment also comprises water circle device, described water circle device comprises a plurality of water wheels that are arranged on blodisc end face and is positioned at the distributing trough that this blodisc is provided with same end face one side of water wheels, described distributing trough connects and composes by three sections, wherein, centre is the water receiving section of level attitude, two ends are the water exit end that is "eight" shape, and the water outlet of described water exit end is connected to described primary sedimentation pond.
When water wheels are positioned at the bottom of blodisc, the in-built full water of water wheels, rotation along with place rotating disk, when taking the top of rotating disk to when water wheels, water in water wheels flows in the distributing trough of rotating disk one side gradually, because the end of distributing trough is communicated with primary sedimentation pond, therefore, the interior sewage backflow with a large amount of living microorganisms of oxidation trough is in primary sedimentation pond, the utility model has been broken the technical process of traditional blodisc, having realized the water outlet of blodisc process section can not increase under the prerequisite of any extra power, be back in primary sedimentation pond, complete the biological recirculation between catalytic oxidation groove and primary sedimentation pond,
Further, in described water circle device, the number of water wheels is 4-6, and along place biological runner circumferentially uniform.The receipts water end (W.E.) of described water wheels is 45 ° of oblique angles.
Compared with prior art, the beneficial effects of the utility model are:
As shown in Fig. 3-1 and Fig. 3-2, the utility model carries out integrative installation technology by primary sedimentation pond, blodisc and secondary sedimentation basins, for ease of the operation of water circle device, provides certain operation basis.
The utility model is equipped with water circle device on the blodisc of series connection, realized recirculation biological between catalytic oxidation groove and primary sedimentation pond, recirculation can make primary sedimentation pond upper strata keep the state of oxidation, increases the capacity of resisting impact load of whole treatment system, improves processing efficiency.
Accompanying drawing explanation
Fig. 1-1 and Fig. 1-2 are respectively prior art blodisc purification process and material transfer schematic diagram;
Fig. 2 is the basic flow sheet of biological disk treatment system shown in Fig. 1;
Fig. 3-1st, the utility model is with the sectional view of the blodisc formula aerobic treatment equipment of water circle device;
Fig. 3-2nd, the orthographic plan of the formula of blodisc shown in Fig. 3-1 aerobic treatment equipment;
Fig. 3-3rd, the schematic diagram of catalytic oxidation trench bottom perforate in Fig. 3-1;
Fig. 3-4th, the schematic diagram of water circle device in Fig. 3-1.
In figure: 1-water-in, 2-blodisc, 3-catalytic oxidation groove, 4-primary sedimentation pond, 5-secondary sedimentation basins, 6-water outlet, 7-hole, 8-water wheels, 9-distributing trough, 10-recirculated water.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail.
As shown in Fig. 3-1, Fig. 3-2, a kind of blodisc formula aerobic treatment equipment with water circle device of the utility model, comprise primary sedimentation pond 4 and secondary sedimentation basins 5, the top of described primary sedimentation pond 4 is provided with catalytic oxidation groove 3, the bottom of described catalytic oxidation groove 3 is provided with the hole 7 being communicated with described primary sedimentation pond 4, as shown in Fig. 3-2, described catalytic oxidation groove 3 is provided with the pipeline that is connected to described secondary sedimentation basins 5, in described catalytic oxidation groove 3, be provided with a plurality of blodiscs 2, described a plurality of blodiscs 2 are arranged in series vertically, this blodisc equipment also comprises water circle device, as shown in Figure 3-4, described water circle device comprises a plurality of water wheels 8 that are arranged on last step blodisc 2 end faces and is positioned at the distributing trough 9 that this blodisc 2 is provided with same end face one side of water wheels 8, described distributing trough 9 connects and composes by three sections, wherein, centre is the water receiving section of level attitude, two ends are the water exit end that is "eight" shape, the water outlet of described water exit end is connected to described primary sedimentation pond 4, in the utility model, in described water circle device, the number of water wheels 8 is 4-6, and biological runner is circumferentially uniform along place, Fig. 3-4 show structure and the layout with four water wheels 8, in order to there is good receipts water effect, the receipts water end (W.E.) of described water wheels 8 is 45 ° of oblique angles.
The working process of a kind of blodisc formula aerobic treatment equipment with water circle device of the utility model is as follows:
The waste water first water-in 1 of slave unit enters primary sedimentation pond 4, suspended solids and coarse sand in the interior removal water of primary sedimentation pond 4, sewage after primary deposition enters in catalytic oxidation groove 3 by the hole 7 of catalytic oxidation groove 3 bottoms, due to blodisc 2 being installed in catalytic oxidation groove 3, blodisc 2 is after for some time rotates, on blodisc 2, be about to adhere to the microbial film that one deck is growing a large amount of microorganisms, the kind of microorganism is stable gradually, the metabolic function of microorganism is also brought into play step by step and is reached stable degree, organic pollutant in sewage is microbial film institute absorption degradation, rotation along with blodisc 2, its surface of leaving sewage contacts with air, set water layer on microbial film absorbs oxygen from air, oxygen in set water layer is oversaturated, and be delivered in microbial film and sewage, make the dissolved oxygen content of catalytic oxidation groove 3 interior sewage reach certain concentration, even may reach capacity.The utility model comprises the multistage blodisc 2 of series connection in the axial direction, and in the end (being positioned at catalytic oxidation groove 3 water outlet directions) side end face of the blodisc 2 of one-level is provided with a plurality of water wheels 8, same end face one side that this blodisc 2 is provided with water wheels 8 is provided with the distributing trough 9 that water outlet is connected to primary clarifier 4, therefore, rotation along with blodisc 2, when water wheels 8 are transferred under water, the in-built full water of water wheels 8, and along with the rotation of blodisc 2, these water wheels 8 are recycled the top of taking blodisc 2 to, at this moment, recirculated water 10 overflows in water wheels 8 are to distributing trough 9, the water outlet at distributing trough 9 two ends is connected with primary sedimentation pond 4, recirculated water 10 is constantly back to again in primary sedimentation pond 4, the interior sewage backflow with a large amount of living microorganisms of catalytic oxidation groove 3 is in primary sedimentation pond.With this, circulate.Meanwhile, the water outlet gravity flow in catalytic oxidation groove 3 enters in secondary sedimentation basins 5, and corrupt mud is under the interior deposition of secondary sedimentation basins 5, and supernatant liquor is from exporting 6 qualified discharges.
In the utility model, existence due to water circle device, make to have realized between the water outlet of blodisc process section and primary sedimentation pond unpowered internal recycle, the formation of internal recycle can make primary sedimentation pond upper strata keep the state of oxidation, thereby increase the capacity of resisting impact load of whole treatment system, improve processing efficiency.
In addition, the realization of internal recycle makes the corrupt microbial film of part deposit at primary sedimentation pond, therefore primary sedimentation pond need to calculate extra mud storage volume when design, so that can have enough residence time and effectively volume make solid and biological accumulation, thereby can further reduce the volume that needs the biosolids disposed in final deposition pool.Throw out in primary sedimentation pond reaches after certain height, can automatically start mud pumping equipment by PLC Controlling System, and throw out is drawn into sludge storage pool, focuses on.
Although the utility model is described in conjunction with figure above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; in the situation that not departing from the utility model aim, can also make a lot of distortion, within these all belong to protection of the present utility model.
Claims (3)
1. the blodisc formula aerobic treatment equipment with water circle device, comprise primary sedimentation pond (4) and secondary sedimentation basins (5), it is characterized in that, the top of described primary sedimentation pond (4) is provided with catalytic oxidation groove (3), the bottom of described catalytic oxidation groove (3) is provided with the hole (7) being communicated with described primary sedimentation pond (4), described catalytic oxidation groove (3) is provided with the pipeline that is connected to described secondary sedimentation basins (5), in described catalytic oxidation groove (3), be provided with a plurality of blodiscs (2), described a plurality of blodiscs (2) are arranged in series vertically; This blodisc equipment also comprises water circle device, described water circle device comprises and is arranged on a plurality of water wheels (8) on blodisc (2) end face and is positioned at the distributing trough (9) that this blodisc (2) is provided with same end face one side of water wheels (8), described distributing trough (9) connects and composes by three sections, wherein, centre is the water receiving section of level attitude, two ends are the water exit end that is "eight" shape, and the water outlet of described water exit end is connected to described primary sedimentation pond (4).
2. according to claim 1 with the blodisc formula aerobic treatment equipment of water circle device, it is characterized in that, the number of water wheels in described water circle device (8) is 4-6, and along place biological runner circumferentially uniform.
According to described in claim 1 or 2 with the blodisc formula aerobic treatment equipment of water circle device, it is characterized in that, the receipts water end (W.E.) of described water wheels (8) is 45 ° of oblique angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670602.9U CN203568895U (en) | 2013-10-28 | 2013-10-28 | Biological rotating disc-type aerobic treatment device with water circulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670602.9U CN203568895U (en) | 2013-10-28 | 2013-10-28 | Biological rotating disc-type aerobic treatment device with water circulation device |
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| Publication Number | Publication Date |
|---|---|
| CN203568895U true CN203568895U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670602.9U Expired - Lifetime CN203568895U (en) | 2013-10-28 | 2013-10-28 | Biological rotating disc-type aerobic treatment device with water circulation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523905A (en) * | 2013-10-28 | 2014-01-22 | 天津市联合环保工程设计有限公司 | Biological rotating-disc-type aerobic treatment device with water circulation device |
| CN104817163A (en) * | 2015-05-13 | 2015-08-05 | 南京元凯生物能源环保工程有限公司 | Biological disk plate and biological disk plate reactor composed of same |
-
2013
- 2013-10-28 CN CN201320670602.9U patent/CN203568895U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523905A (en) * | 2013-10-28 | 2014-01-22 | 天津市联合环保工程设计有限公司 | Biological rotating-disc-type aerobic treatment device with water circulation device |
| CN104817163A (en) * | 2015-05-13 | 2015-08-05 | 南京元凯生物能源环保工程有限公司 | Biological disk plate and biological disk plate reactor composed of same |
| CN104817163B (en) * | 2015-05-13 | 2017-06-06 | 南京工大元凯生物能源环保科技有限公司 | The bio-disc reactor of bio-disc and its composition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |