CN102936082A - Short-range aeration sewage purifier - Google Patents
Short-range aeration sewage purifier Download PDFInfo
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- CN102936082A CN102936082A CN2012104258333A CN201210425833A CN102936082A CN 102936082 A CN102936082 A CN 102936082A CN 2012104258333 A CN2012104258333 A CN 2012104258333A CN 201210425833 A CN201210425833 A CN 201210425833A CN 102936082 A CN102936082 A CN 102936082A
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- reaction zone
- aeration
- sludge settling
- aerobic reactor
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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, and the cleaner that is used for sewage disposal also has much.A kind of sewage purification device commonly used is by hydrolytic tank, and Aerobic Pond and settling tank form, and there are 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 efficient is low in this cleaner.
Summary of the invention
The object of the present invention is to provide a kind of cleaner that overcomes defects, 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 link to each other 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 the 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 links to each other by pipe connecting; The middle part in chemical dephosphorization sludge settling district is provided with center water distribution cylinder, is provided with chemical filter material layer around center water distribution cylinder; Be the sludge settling district below the chemistry filter material layer, the mud air-lift device is set in the sludge settling district, the mud air-lift device promotes mud to the mud return line place in hypoxia response district; Establish gas blower in the blower room, gas blower establish three escape pipes respectively with hypoxia response district, short distance aeration aerobic reactor zone in the air line of gas distribution system link to each other with the mud air-lift device; 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 preferably is suitable for different sanitary sewages, throws in the short distance aeration aerobic reactor zone in cleaner.The residence time of sewage in the 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.Based on the mass transport mechanism of good biological reaction, in reactor, adopt efficient transmission oxygen device, improve the utilization ratio of oxygen, strengthen and mass transfer and the biological oxidation process of accelerating substrate, aerobe reaction and substrate mass transfer in the reactive system are in than small scale, auxiliary vertical circulation and high-biomass reaction, improve significantly the speed of response of aerobe, improve and remove efficient, reduce reactor volume, reduce capital cost, save the oxygen supply energy consumption, reduce working cost, reduce surplus sludge volume.Can effectively reduce its floor space, improve the oxygen level in the sewage, be conducive to the 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.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the figure, 1-anoxic biochemical reaction zone, 2-short distance aerobic reactor zone, 3-chemical dephosphorization sludge settling district, the 4-blower room, 5-water inlet pipe, 6-reflux sludge tube, 7-air line, the 8-gas distributing pipeline, 9-aeration head, 10-3-D filler, 11-inspection manhole, the 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 laterally is divided into anoxic biochemical reaction zone 1, short distance aeration aerobic reactor zone 2, chemical dephosphorization sludge settling district 3, other is provided with blower room 4, and 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 large 3-D filler of specific surface area 10,3-D filler 10 surface attachment advantage aerobic microbiological floras, process load to improve, and then the decrease hydraulic detention time was to 2-4 hour, realize the 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 the 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 links to each other 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 6-8 hour of conventional aerobic process, higher microbial biomass was the key that guarantees wastewater treatment efficiency in the short distance aeration aerobic reactor zone.The centre of the middle and upper part in chemical dephosphorization sludge settling district 3 is provided with center water distribution cylinder 15, is provided with chemical filter material layer 16 around center water distribution cylinder 15; The filtrate of chemistry in the filter material layer 16 can with sewage in phosphorus generation chemical reaction and phosphorus is removed.Be sludge settling district 17 below the chemistry filter material layer 16, the sludge settling district 17 interior mud air-lift devices 18 that arrange, 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 simultaneously the dual purpose of sludge settling and dephosphorization, reduce the floor space of system.In order to improve wastewater treatment efficiency, can the slope be set in the bottom in sludge settling district 17.Establish gas blower 20 in the blower room 4, gas blower 20 is established three escape pipes and is linked to each other 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) link to each other 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 the 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) links to each other by pipe connecting (14); The middle part in chemical dephosphorization sludge settling district (3) is provided with center water distribution cylinder (15), is provided with chemical filter material layer (16) around center water distribution cylinder (15); Be sludge settling district (17) below the chemistry filter material layer (16), mud air-lift device (18) is set in sludge settling district (17), mud air-lift device (18) promotes mud to the mud return line (6) of hypoxia response district (1) and locates; Establish gas blower (20) in the blower room (4), gas blower (20) is established three escape pipes and is linked to each other with mud air-lift device (18) with the air line (7) of hypoxia response district (1), the interior gas distribution system of 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 true CN102936082A (en) | 2013-02-20 |
| CN102936082B 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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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104556550A (en) * | 2014-04-09 | 2015-04-29 | 高吁萍 | High-efficiency and low-energy MBR device and method capable of delaying membrane pollution |
| CN104556558A (en) * | 2014-12-04 | 2015-04-29 | 中国科学院生态环境研究中心 | Sewage recycling integrated system and operating method capable of enhancing organic matter and ammonia nitrogen removal |
| 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 |
| 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 |
-
2012
- 2012-10-31 CN CN201210425833.3A patent/CN102936082B/en not_active Expired - Fee Related
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 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104556550A (en) * | 2014-04-09 | 2015-04-29 | 高吁萍 | High-efficiency and low-energy MBR device and method capable of delaying membrane pollution |
| 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 |
| CN104556558A (en) * | 2014-12-04 | 2015-04-29 | 中国科学院生态环境研究中心 | Sewage recycling integrated system and operating method capable of enhancing organic matter and ammonia nitrogen removal |
| 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 |
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| CN102936082B (en) | 2014-08-20 |
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