CN102936082B - Short-range aeration sewage purifier - Google Patents
Short-range aeration sewage purifier Download PDFInfo
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- CN102936082B CN102936082B CN201210425833.3A CN201210425833A CN102936082B CN 102936082 B CN102936082 B CN 102936082B CN 201210425833 A CN201210425833 A CN 201210425833A CN 102936082 B CN102936082 B CN 102936082B
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- short distance
- reaction zone
- aeration
- aerobic reactor
- sludge settling
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a short-range aeration sewage purifier which is composed of an anoxic reaction zone, a short-range aeration aerobic reaction, a chemical phosphorus removal sludge precipitation area and an air blower chamber. Three-dimensional packing is arranged on the upper middle portion of the anoxic reaction zone, air distribution systems are arranged at the bottoms of the anoxic reaction zone and the short-range aeration aerobic reaction, each air distribution system is composed of an air pipe and an aeration head, and three-dimensional packing is also arranged on the upper middle portion of the short-range aeration aerobic reaction. A central water distribution barrel is arranged at the center of the chemical phosphorus removal sludge precipitation area, a chemical filtering layer is arranged outside the barrel, a sludge precipitation area is arranged below the chemical filtering layer, a sludge air stripping device is arranged at the bottom of the sludge precipitation area, and the sludge air stripping device enables sludge to be lifted to the anoxic reaction zone. The short-range aeration sewage purifier is short in aeration time, low in energy consumption, good in nitrogen and phosphorus removal effect, small in occupied space and low in operation cost.
Description
Technical field
The invention belongs to sewage disposal device, specifically, it relates to a kind of cleaner, especially short distance aeration waste water cleaner.
Background technology
Sewage disposal has become a major issue of environment protection.Existing sewage disposal device is a lot, for the cleaner of sewage disposal, also has much.Conventional a kind of sewage purification device is by hydrolytic tank, and Aerobic Pond and settling tank form, and this cleaner exists the problems such as aeration time is long, energy consumption is high, microbial biomass is few, poor processing effect, running cost is high, floor space is large, nitrogen phosphorus removal efficiency is low.
Summary of the invention
The object of the present invention is to provide a kind of cleaner that overcomes above-mentioned defect, i.e. short distance aeration waste water cleaner, this cleaner aeration time is short, energy consumption is low, good denitrogenation and dephosphorization effect, and floor space is little, running cost is low.
For achieving the above object, this short distance aeration waste water cleaner comprises anoxic biochemical reaction zone, short distance aeration aerobic reactor zone, chemical dephosphorization sludge settling district, blower room; Water inlet pipe and reflux sludge tube are established in the top of anoxic biochemical reaction zone, described anoxic biochemical reaction zone, short distance aeration aerobic reactor zone and chemical dephosphorization sludge settling district are connected successively, the bottom of described anoxic biochemical reaction zone and short distance aeration aerobic reactor zone is equipped with gas distributing pipeline, gas distributing pipeline is provided with aeration head, and air line connects gas distributing pipeline; The longitudinal middle part of anoxic biochemical reaction zone and short distance aeration aerobic reactor zone is equipped with 3-D filler; Dividing plate by bottom opening between anoxic biochemical reaction zone and short distance aeration aerobic reactor zone is communicated with; The top of short distance aeration reaction zone sets out tank, and the center water distribution cylinder in effluent trough and chemical dephosphorization sludge settling district is connected by pipe connecting; The middle part in chemical dephosphorization sludge settling district is provided with center water distribution cylinder, in the surrounding of center water distribution cylinder, is provided with chemical filter material layer; Below chemistry filter material layer, be sludge settling district, mud air-lift device is set in sludge settling district, mud air-lift device promotes mud to the mud return line place in hypoxia response district; In blower room, establish gas blower, gas blower is established three escape pipes and is connected with mud air-lift device with the air line of gas distribution system in hypoxia response district, short distance aeration aerobic reactor zone respectively; Anoxic biochemical reaction zone, short distance aeration aerobic reactor zone and top, chemical dephosphorization sludge settling district are respectively equipped with inspection manhole, and top, chemical dephosphorization sludge settling district sets out water pipe.
The reaction mechanism of short distance aeration waste water cleaner is the advantage aerobic microbiological flora that is preferably suitable for different sanitary sewages, throws in the short distance aeration aerobic reactor zone in cleaner.The residence time of sewage in anoxic biochemical reaction zone should be 2-3 hour, and the residence time of sewage in short distance aeration aerobic reactor zone is 2-4 hour.Mass transport mechanism based on good biological respinse, in reactor, adopts efficient transmission oxygen device, improve the utilization ratio of oxygen, strengthening and mass transfer and the biological oxidation process of accelerating substrate, make aerobe reaction in reactive system and substrate mass transfer in compared with small scale, auxiliary vertical circulation reacts with high-biomass, improve significantly the speed of response of aerobe, improve removal efficiency, reduce reactor volume, reduce capital cost, save oxygen supply energy consumption, reduce working cost, reduce surplus sludge volume.Can effectively reduce its floor space, improve the oxygen level in sewage, be conducive to subsequent disposal system and keep good reaction environment, to guarantee the removal effect of pollution substance.
In a word, the present invention has the advantages such as aeration time is short, energy consumption is high, good denitrogenation and dephosphorization effect, and floor space is little, running cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure, 1-anoxic biochemical reaction zone, 2-short distance aerobic reactor zone, 3-chemical dephosphorization sludge settling district, 4-blower room, 5-water inlet pipe, 6-reflux sludge tube, 7-air line, 8-gas distributing pipeline, 9-aeration head, 10-3-D filler, 11-inspection manhole, 12-dividing plate, 13-effluent trough, 14-pipe connecting, 15-center water distribution cylinder, 16-chemistry filter material layer, 17-sludge settling district, 18-mud air-lift device, 19-rising pipe, 20-gas blower.
Embodiment
As shown in Figure 1, short distance aeration waste water cleaner of the present invention is laterally divided into anoxic biochemical reaction zone 1, short distance aeration aerobic reactor zone 2, chemical dephosphorization sludge settling district 3, separately be provided with blower room 4, blower room 4 is arranged near short distance aeration aerobic reactor zone 3, to reduce the length of air line, water inlet pipe 5 and reflux sludge tube 6 are established in the top of anoxic biochemical reaction zone 1, the bottom of anoxic biochemical reaction zone 1 and short distance aeration aerobic reactor zone 2 is equipped with gas distribution system, gas distribution system is comprised of gas distributing pipeline 8 and aeration head 9, the longitudinal middle part of anoxic biochemical reaction zone 1 and short distance aeration aerobic reactor zone 2 is equipped with the 3-D filler 10 that specific surface area is large, 3-D filler 10 surface attachment advantage aerobic microbiological floras, to improve, process load, and then significantly reduce hydraulic detention time to 2-4 hour, realize short distance aeration, significantly reduce the volume of short distance aeration aerobic reactor zone 2, dividing plate 12 by bottom opening between anoxic biochemical reaction zone 1 and short distance aeration aerobic reactor zone 2 is communicated with, the effluent trough 13 of short distance aeration reaction zone 2, the center water distribution cylinder in effluent trough 13 and chemical dephosphorization sludge settling district 3 is connected by the second pipe connecting 14, in order to guarantee good decontamination effect improving, the residence time of sewage in anoxic biochemical reaction zone 1 should be no less than 2 hours, the residence time of sewage in short distance aeration aerobic reactor zone 2 is 2-4 hour, much smaller than the 6-8 hour of conventional aerobic process, in short distance aeration aerobic reactor zone, higher microbial biomass is the key that guarantees wastewater treatment efficiency.The centre of the middle and upper part in chemical dephosphorization sludge settling district 3 is provided with center water distribution cylinder 15, in the surrounding of center water distribution cylinder 15, is provided with chemical filter material layer 16; The filtrate of chemistry in filter material layer 16 can with sewage in phosphorus generation chemical reaction and phosphorus is removed.Chemistry filter material layer 16 is sludge settling district 17 below, the interior mud air-lift device 18 that arranges in sludge settling district 17, and mud air-lift device 18 promotes mud to mud return line 6 places in hypoxia response district 1; Chemical dephosphorization sludge settling district 3 unites two into one traditional settling tank and chemical dephosphorization pond.Can reach the dual purpose of sludge settling and dephosphorization simultaneously, reduce the floor space of system.In order to improve wastewater treatment efficiency, can slope be set in the bottom in sludge settling district 17.In blower room 4, establish gas blower 20, gas blower 20 is established three escape pipes and is connected with air line 7 and the mud air-lift device 18 of hypoxia response district 1, short distance aeration aerobic reactor zone 2 interior gas distribution systems respectively, for the ease of maintenance, short distance aeration waste water cleaner top is provided with inspection manhole 11, and top, chemical dephosphorization sludge settling district sets out water pipe 19.
Claims (2)
1. a short distance aeration waste water cleaner, is characterized in that: comprise anoxic biochemical reaction zone (1), short distance aeration aerobic reactor zone (2), chemical dephosphorization sludge settling district (3), blower room (4); Water inlet pipe (5) and reflux sludge tube (6) are established in the top of anoxic biochemical reaction zone (1), described anoxic biochemical reaction zone (1), short distance aeration aerobic reactor zone (2) and chemical dephosphorization sludge settling district (3) are connected successively, the bottom of described anoxic biochemical reaction zone (1) and short distance aeration aerobic reactor zone (2) is equipped with gas distributing pipeline (8), gas distributing pipeline (8) is provided with aeration head (9), and air line (7) connects gas distributing pipeline (8); The longitudinal middle part of anoxic biochemical reaction zone (1) and short distance aeration aerobic reactor zone (2) is equipped with 3-D filler (10); Dividing plate (12) by bottom opening between anoxic biochemical reaction zone (1) and short distance aeration aerobic reactor zone (2) is communicated with; The top of short distance aeration reaction zone (2) sets out tank (13), and the center water distribution cylinder in effluent trough (13) and chemical dephosphorization sludge settling district (3) is connected by pipe connecting (14); The middle part in chemical dephosphorization sludge settling district (3) is provided with center water distribution cylinder (15), in the surrounding of center water distribution cylinder (15), is provided with chemical filter material layer (16); Chemistry filter material layer (16) is sludge settling district (17) below, and mud air-lift device (18) is set in sludge settling district (17), and mud air-lift device (18) promotes mud to the reflux sludge tube (6) of hypoxia response district (1) and locates; In blower room (4), establish gas blower (20), gas blower (20) is established three escape pipes and is connected with mud air-lift device (18) with the air line (7) of hypoxia response district (1), the interior gas distribution system in short distance aeration aerobic reactor zone (2) respectively; Anoxic biochemical reaction zone (1), short distance aeration aerobic reactor zone (2) and top, chemical dephosphorization sludge settling district (3) are respectively equipped with inspection manhole (11), and top, chemical dephosphorization sludge settling district (3) sets out water pipe (19).
2. a kind of short distance aeration waste water cleaner according to claim 1, is characterized in that: 3-D filler (10) the surface attachment advantage aerobic microbiological flora of described short distance aeration aerobic reactor zone (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210425833.3A CN102936082B (en) | 2012-10-31 | 2012-10-31 | Short-range aeration sewage purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210425833.3A CN102936082B (en) | 2012-10-31 | 2012-10-31 | Short-range aeration sewage purifier |
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| Publication Number | Publication Date |
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| CN102936082A CN102936082A (en) | 2013-02-20 |
| CN102936082B true CN102936082B (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210425833.3A Expired - Fee Related CN102936082B (en) | 2012-10-31 | 2012-10-31 | Short-range aeration sewage purifier |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104556550B (en) * | 2014-04-09 | 2016-06-29 | 高吁萍 | A kind of efficiently mental retardation lessening membrane fouling MBR devices and methods therefor |
| CN105198082A (en) * | 2014-06-23 | 2015-12-30 | 江苏夏航环境工程有限公司 | Automatic-returning-type micro-power integrated sewage treatment equipment |
| CN104556558B (en) * | 2014-12-04 | 2017-03-08 | 中国科学院生态环境研究中心 | Reinforcing organic matter and sewage recycling integrated system and the method for operating of ammonia nitrogen removal |
| CN110950494A (en) * | 2019-12-05 | 2020-04-03 | 南京万德斯环保科技股份有限公司 | Integrated equipment for distributed domestic sewage treatment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870540A (en) * | 2010-05-26 | 2010-10-27 | 北京伊普国际水务有限公司 | System and method for treating nitrogen and phosphorus in urban sewage |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870540A (en) * | 2010-05-26 | 2010-10-27 | 北京伊普国际水务有限公司 | System and method for treating nitrogen and phosphorus in urban sewage |
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| CN102936082A (en) | 2013-02-20 |
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