CN201458902U - Combined sewage treatment device - Google Patents
Combined sewage treatment device Download PDFInfo
- Publication number
- CN201458902U CN201458902U CN200920108920XU CN200920108920U CN201458902U CN 201458902 U CN201458902 U CN 201458902U CN 200920108920X U CN200920108920X U CN 200920108920XU CN 200920108920 U CN200920108920 U CN 200920108920U CN 201458902 U CN201458902 U CN 201458902U
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- zone
- sewage treatment
- treatment device
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- denitrification
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- 239000010865 sewage Substances 0.000 title claims abstract description 47
- 239000010802 sludge Substances 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 24
- 229910052760 oxygen Inorganic materials 0.000 claims description 24
- 239000001301 oxygen Substances 0.000 claims description 24
- 238000005273 aeration Methods 0.000 claims description 16
- 238000010992 reflux Methods 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 29
- 238000005516 engineering process Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 25
- 238000005265 energy consumption Methods 0.000 description 7
- 230000000813 microbial effect Effects 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000007726 management method Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000000247 postprecipitation Methods 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model provides a combined sewage treatment device which integrates an activated sludge method and a biomembrane method , organically combines the advantages of a suspension growth technology and a fixation growth technology and combines an anaerobic condition and an aerobic condition into one device, and the anaerobic condition and the aerobic condition are mutually promoted to improve the sewage treatment ability and the treatment efficiency. The combined sewage treatment device is characterized by comprising a biological dephosphorization area, a denitrification area, a nitrification area and a sludge-water separation area which are positioned in a tank body structure, wherein the biological dephosphorization area is connected with the denitrification area, the denitrification area is connected with the nitrification area, and the nitrification area is connected with the sludge-water separation area; the biological dephosphorization area is connected with a sewage inlet pipe; the sludge-water separation area is provided with a water outlet pipe, a residual sludge discharging pipe and a backflow sludge pipe, the backflow sludge pipe is communicated with the biological dephosphorization area and/or the denitrification area, and a biological rotating disc is arranged in the nitrification area.
Description
Technical field
The utility model belongs to the sewage disposal technology in the environmental engineering subject, particularly a kind of combined sewage treatment device that integrates activated sludge process and biomembrance process.
Background technology
Biological treatment is the main method of sewage disposal at present, can be divided into activated sludge process and biomembrance process.Activated sludge process is owing to technology maturation, and equipment is reliable, is able to widespread use at large-scale wastewater treatment plant, but in the problem that has fluctuation of service aspect the middle-size and small-size sewage disposal, occur sludge bulking easily, and energy consumption is higher.The principal mode of biomembrance process has: biological filter, blodisc and biological contact oxidation process etc. are used for middle-size and small-size sewage disposal more.Blodisc has been used widely in the processing of middle-size and small-size sanitary sewage and trade effluent, and has been obtained good effect owing to characteristics such as processing efficiency height, maintenance management make things convenient for, working cost is low.
Traditional blodisc mainly is made up of disc, contact reacts groove, rotating shaft and drive unit.Rotating disk immerses or the part immersion is full of in the contact reacts groove of waste water, under the driving of drive unit, rotating shaft drives rotating disk and gyrates with certain linear velocity together, and rotating disk alternately contacts with air with waste water, after rotation after a while, will adhere to one deck microbial film on the disc.Along with the rotation of rotating disk, microbial film alternately contacts with air with waste water, forms a successive oxygen uptake, absorption, oxidation decomposition course.Blodisc is in order to keep certain dissolved oxygen, and the influence basin of disc generally has only 40%, greatly reduces the processing power of blodisc, has increased floor space accordingly.Independent in addition blodisc is used and is difficult to realize biological carbon and phosphorous removal.
In order effectively to address the above problem, the utility model will combine from oxygen supply type blodisc and activated sludge process, effectively denitrogenation dephosphorizing, improve the processing power of blodisc, can reduce floor space again, cut down the consumption of energy, and free from extraneous odour is convenient to maintenance management.
The utility model content
The utility model is at defective that exists in the prior art or deficiency, a kind of combined sewage treatment device that integrates activated sludge process and biomembrance process is provided, organically the advantage with suspension growth technology and set growing technology combines, and anaerobic and aerobic are combined in the equipment, both promote each other, improve sewage treatment capacity and processing efficiency.
Technical conceive of the present utility model is, blodisc and activated sludge process are combined, and effective denitrogenation dephosphorizing improves the processing power of blodisc, can reduce floor space again, cut down the consumption of energy, and free from extraneous odour, be convenient to maintenance management.
The technical solution of the utility model is as follows:
Combined sewage treatment device is characterized in that, comprises the biological phosphate-eliminating district that is positioned at the pond body structure, denitrification zone, nitrification zone and mud-water separation district, described biological phosphate-eliminating district connects denitrification zone, denitrification zone connects nitrification zone, and nitrification zone is connected with the mud-water separation district again; Described biological phosphate-eliminating district connects sewage water inlet pipe, and described mud-water separation district is provided with rising pipe, excess sludge vent pipe and reflux sludge tube, and described reflux sludge tube leads to biological phosphate-eliminating district and/or denitrification zone; Be provided with blodisc in the described nitrification zone.
Described blodisc connects drive-motor.
Described drive-motor is installed in body top, pond.
The bottom of described denitrification zone is provided with aeration tube.
The bottom of described nitrification zone is provided with aeration tube.
Influence basin 〉=50% of the disc of described blodisc in nitrification zone.
Described nitrification zone and mud-water separation district are communicated with by central tube.
Be provided with airlift between described denitrification zone and the nitrification zone.
Described nitrification zone is provided with the nitrification zone evacuated tube, on the described nitrification zone evacuated tube ball valve is installed; Described denitrification zone is provided with the denitrification zone evacuated tube, on the described denitrification zone evacuated tube ball valve is installed.
Described blodisc is a kind of from oxygen supply type blodisc.
Technique effect of the present utility model is as follows:
Problems such as combined sewage treatment device of the present utility model has solved existing blodisc and used the poor denitrification and dephosphorization effect that exists in the technology, and processing power is low, and floor space is big.
Combined sewage treatment device of the present utility model, be applicable to technology from oxygen supply type bio-disc system and activated sludge process combination, organically together with the advantages of activated sludge process and bio-disc system, technological process is simple, can not only realize organic degraded, reach the purpose of biological dephosphorize denitrification, can also improve the processing power of blodisc simultaneously.Its advantage is:
1, system's operating safety is stable, has overcome the sludge bulking problem of traditional activated sludge process, has overcome activated sludge process simultaneously in the problem that has fluctuation of service aspect the middle-size and small-size sewage disposal, because of the mud that also has the microbial film form to exist except that suspended sludge.
2, blodisc has stronger oxygen delivery capacity, for being the active sludge oxygen supply in the reactor, processing power height the microbial film oxygen supply time on the disc.
3, can realize advanced treatment to waste water.
4, floor space is little, and compare occupation of land with traditional activated sludge process half as large.
5, free from extraneous odour, and noise is low.
6, sludge index is low, and settling property is good.
7, convenient operation and management, energy consumption is low, and energy consumption equipment such as reflux pump are not set separately, is not increasing substantially under the situation of energy consumption, makes blodisc have the high-efficient denitrification and dephosphorization function, has remedied the deficiency of traditional biological rotating disk aspect denitrogenation dephosphorizing.
Description of drawings
Fig. 1 is a structural representation of implementing combined sewage treatment device of the present utility model.
Fig. 2 is a structured flowchart of implementing combined sewage treatment device of the present utility model.
Reference numeral lists as follows:
1-biological phosphate-eliminating district, 2-denitrification zone, 3-nitrification zone, 4-mud-water separation district, 5-sewage water inlet pipe, 6-aeration tube, the 7-air pump, 8-gas meter, 9-air control valve, the 10-airlift, 11-gas meter, 12-air control valve, the 13-blodisc, 14-drive-motor, 15-aeration tube, the 16-gas meter, 17-air control valve, 18-central tube, the 19-scum board, 20-overflow weir, 21-rising pipe, the 22-reflux sludge tube, 23-excess sludge vent pipe, 24-denitrification zone evacuated tube, 25-nitrification zone evacuated tube, the 26-ball valve, the 27-ball valve.
Embodiment
Below in conjunction with accompanying drawing (Fig. 1-Fig. 2) the utility model is described.
Combined sewage treatment device of the present utility model is that collection is nitrated, denitrification, function such as biological phosphate-eliminating and mud-water separation is in the treatment system of one, place in the nitrification zone from oxygen supply type blodisc, establish aerating apparatus in nitrification zone and the denitrification zone, organically the advantage with suspension growth technology and set growing technology combines, and anaerobic and aerobic are combined in the equipment, both promote each other, under same appointed condition, wastewater purifying efficiency of this device and processing power are than common blodisc height, energy consumption is low, free from extraneous odour, advantage such as it is strong to have the anti impulsion load ability simultaneously, and sludge settling property is good.
Described biological phosphate-eliminating district is the anaerobism section of system, is mainly used in the release of phosphorus, and sewage at first enters the biological phosphate-eliminating district, enters denitrification zone then.
Described denitrification zone is mainly used in denitrogenation, and limited aeration makes denitrification zone be in anoxic condition, has avoided the precipitation of active sludge again.After the denitrification processing, sewage enters nitrification zone by airlift.
Described nitrification zone is the aerobic section of equipment, in establish airlift, from oxygen supply type blodisc and aerating system, the rotating speed of blodisc is fixed, aerating system plays supplemental oxygen, dissolved oxygen can be regulated by aeration rate in the nitrification zone.Cause also has the mud of microbial film form existence except that suspended sludge, thereby has avoided the sludge bulking of traditional activated sludge process, and activated sludge process is in the problem that has fluctuation of service aspect the middle-size and small-size sewage disposal.
Described promptly blodisc has stronger oxygen delivery capacity from oxygen supply type blodisc, can bring into play aeration performance in the rotation process of disc, is active sludge oxygen supply in the reactor.Compare with traditional blodisc, the influence basin of disc in water is big, can reach more than 60%, can not influence treatment effect because microbial film aerobic treatment ratio is very few simultaneously.
Described mud-water separation district carries out precipitation process with the sewage after anaerobism, anoxic and aerobic treatment, through effective post precipitation, discharge from rising pipe, a precipitating sludge part is back to nitrification zone and biological phosphate-eliminating district from the bottom, and another part excess sludge is discharged from the static pressure shore pipe.
Fig. 1 is a structural representation of implementing combined sewage treatment device of the present utility model.As shown in Figure 1, by the agent structure of combined sewage treatment device of the present utility model by biological phosphate-eliminating district 1, denitrification zone 2, nitrification zone 3 and mud-water separation district 4 constitute.The working process of this equipment is, sewage enters in the biological phosphate-eliminating district 1 from sewage water inlet pipe 5, after anaerobic treatment, enter denitrification zone 2, handle through denitrifying bacteria, effective elimination nitrogen phosphorus, for avoiding active sludge precipitation in the denitrification zone, an aeration tube 6 is established in the bottom, aeration tube is connected with gas meter 8 with air pump 7, and aeration rate is by air control valve 9 controls.Sewage enters nitrification zone from airlift 10 after denitrification is handled, tolerance is by gas meter 11 and air control valve 12 controls in the airlift.Blodisc 13 is arranged in the nitrification zone, and blodisc 13 can be a kind of from oxygen supply type blodisc.Drive by the drive-motor 14 that is installed in body top, pond, slowly rotate, the microbial film on the disc is alternately contacted with air with waste water, form a successive oxygen uptake, absorption, oxidation decomposition course with certain linear velocity.Blodisc has byer force from the oxygen supply ability in the utility model, can bring into play aeration performance simultaneously in the disc rotation process, bigger disc influence basin can be arranged, the processing power height.The nitrification zone bottom also is provided with aeration tube 15, makes to keep certain dissolved oxygen in the nitrification zone, and aeration rate is by spinner-type flowmeter 16 and air control valve 17 controls.After becoming reconciled the oxygen activity sludge treatment from oxygen supply type blodisc, sewage enters mud-water separation district 4 from central tube 18, establish scum board 19, overflow weir 20, rising pipe 21, reflux sludge tube 22 and excess sludge vent pipe 23 in the mud-water separation district 4, treating water is discharged from rising pipe 21 through post precipitation, a precipitating sludge part directly is back in biological phosphate-eliminating district 1 and the denitrification zone 2 from reflux sludge tube 22, another part is discharged from excess sludge vent pipe 23, the excess sludge vent pipe is the design of static pressure spoil disposal, need not to add power-equipment, reduced energy consumption.Denitrification zone 2 and nitrification zone 3 bottoms are provided with evacuated tube, i.e. denitrification zone evacuated tube 24 and nitrification zone evacuated tube 25, and denitrification zone evacuated tube mounting ball valve 26 and nitrification zone evacuated tube mounting ball valve 27 are controlled the whether emptying of pond body, so that the Maintenance and Repair of equipment.
Equipment also comprises Controlling System in addition, be used to control the operation of power-equipment, institute's operating device has air pump 7 and drive-motor 14 and water inlet equipment, the process of sewage from access arrangement to processing water outlet up to standard, 14 two power-equipments of air pump 7 and drive-motor are only arranged, and it is low to have energy consumption, facility compact, characteristics such as floor space is little are the wide New foul water disposal facilities of a kind of market application foreground.
Fig. 2 is a structured flowchart of implementing combined sewage treatment device of the present utility model.As shown in Figure 2, comprise successively each functional unit that connects: the biological phosphate-eliminating district, denitrification zone, in be provided with the nitrification zone and the mud-water separation district of blodisc.Wherein said biological phosphate-eliminating district receives sewage, and described mud-water separation district is provided with rising pipe, excess sludge vent pipe and reflux sludge tube, and described reflux sludge tube leads to biological phosphate-eliminating district and/or denitrification zone; Blodisc is a kind of from oxygen supply type blodisc, is driven by the drive-motor that is installed in body top, pond, slowly rotates with certain linear velocity.Blodisc has stronger from the oxygen supply ability, can bring into play aeration performance simultaneously in the disc rotation process, bigger disc influence basin can be arranged, the processing power height.
Should be pointed out that the above embodiment can make those skilled in the art more fully understand the invention, but do not limit the present invention in any way creation.Therefore, although this specification sheets has been described in detail the invention with reference to drawings and Examples, but, those skilled in the art are to be understood that, still can make amendment or be equal to replacement the invention, for example, according to requirement of actual working condition, can determine parameter value of valve, under meter or various building blocks of functions on the pipeline or the like flexibly.In a word, all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the invention, and it all is encompassed in the middle of the protection domain of the invention patent.
Claims (10)
1. combined sewage treatment device is characterized in that, comprises the biological phosphate-eliminating district that is positioned at the pond body structure, denitrification zone, nitrification zone and mud-water separation district, described biological phosphate-eliminating district connects denitrification zone, denitrification zone connects nitrification zone, and nitrification zone is connected with the mud-water separation district again; Described biological phosphate-eliminating district connects sewage water inlet pipe, and described mud-water separation district is provided with rising pipe, excess sludge vent pipe and reflux sludge tube, and described reflux sludge tube leads to biological phosphate-eliminating district and/or denitrification zone; Be provided with blodisc in the described nitrification zone.
2. combined sewage treatment device according to claim 1 is characterized in that, described blodisc connects drive-motor.
3. combined sewage treatment device according to claim 2 is characterized in that, described drive-motor is installed in body top, pond.
4. combined sewage treatment device according to claim 1 is characterized in that the bottom of described denitrification zone is provided with aeration tube.
5. combined sewage treatment device according to claim 1 is characterized in that the bottom of described nitrification zone is provided with aeration tube.
6. combined sewage treatment device according to claim 1 is characterized in that, influence basin 〉=50% of the disc of described blodisc in nitrification zone.
7. combined sewage treatment device according to claim 1 is characterized in that, described nitrification zone and mud-water separation district are communicated with by central tube.
8. combined sewage treatment device according to claim 1 is characterized in that, is provided with airlift between described denitrification zone and the nitrification zone.
9. combined sewage treatment device according to claim 1 is characterized in that described nitrification zone is provided with the nitrification zone evacuated tube, on the described nitrification zone evacuated tube ball valve is installed; Described denitrification zone is provided with the denitrification zone evacuated tube, on the described denitrification zone evacuated tube ball valve is installed.
10. combined sewage treatment device according to claim 1 is characterized in that, described blodisc is a kind of from oxygen supply type blodisc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920108920XU CN201458902U (en) | 2009-06-11 | 2009-06-11 | Combined sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920108920XU CN201458902U (en) | 2009-06-11 | 2009-06-11 | Combined sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201458902U true CN201458902U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920108920XU Expired - Lifetime CN201458902U (en) | 2009-06-11 | 2009-06-11 | Combined sewage treatment device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739168A (en) * | 2014-01-20 | 2014-04-23 | 天津机科环保科技有限公司 | Integrated high-efficiency micro-power biochemical treatment box |
| CN103864215A (en) * | 2014-04-07 | 2014-06-18 | 葛洲坝集团第一工程有限公司 | Sewage treatment system |
| CN111410371A (en) * | 2020-04-16 | 2020-07-14 | 浙江大学 | Oxygen-limited internal circulation biological desulfurization reactor and method |
-
2009
- 2009-06-11 CN CN200920108920XU patent/CN201458902U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739168A (en) * | 2014-01-20 | 2014-04-23 | 天津机科环保科技有限公司 | Integrated high-efficiency micro-power biochemical treatment box |
| CN103864215A (en) * | 2014-04-07 | 2014-06-18 | 葛洲坝集团第一工程有限公司 | Sewage treatment system |
| CN103864215B (en) * | 2014-04-07 | 2016-01-20 | 葛洲坝集团第一工程有限公司 | A kind of Sewage treatment systems |
| CN111410371A (en) * | 2020-04-16 | 2020-07-14 | 浙江大学 | Oxygen-limited internal circulation biological desulfurization reactor and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Combined sewage treatment device Effective date of registration: 20140814 Granted publication date: 20100512 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2014990000659 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150930 Granted publication date: 20100512 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2014990000659 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Combined sewage treatment device Effective date of registration: 20151106 Granted publication date: 20100512 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2015990000958 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100085, Beijing, Haidian District on the road No. 12, No. 1, building 4, A District, room 411-413 Patentee after: Tawa Polytron Technologies Inc Address before: 100085, Beijing, Haidian District on the road No. 26, Zhongguancun venture building, Room 303 Patentee before: TAWA (Beijing) Co., Ltd. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170307 Granted publication date: 20100512 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2015990000958 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |
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| CX01 | Expiry of patent term |