CN204174039U - Sequence batch (absorption aerating filter - Google Patents

Sequence batch (absorption aerating filter Download PDF

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Publication number
CN204174039U
CN204174039U CN201420119644.8U CN201420119644U CN204174039U CN 204174039 U CN204174039 U CN 204174039U CN 201420119644 U CN201420119644 U CN 201420119644U CN 204174039 U CN204174039 U CN 204174039U
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China
Prior art keywords
adsorption filter
filter
aeration
sequence batch
sewage
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CN201420119644.8U
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张列宇
张兰
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Shanghai Xiangxi Environmental Technology Co., Ltd
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SHANGHAI JINGMIAO ENVIRONMENT TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a kind of sequence batch (absorption aerating filter, comprise the pump well taking sequence batch (water intake mode to connect, pump well connects settling pit, settling pit connects ordinary biofilter, ordinary biofilter connects aeration and biological adsorption filter, and aeration and biological adsorption filter connects sewage backflow pond and dark type phosphorus adsorption filter respectively, and dark type phosphorus adsorption filter connects terminating depth treatment unit, sewage is purified through said units successively, and Chinese effluent reaches surface water IV water quality standard.It is low that the utility model patent has aeration rate, less energy consumption, and wide usage is strong, and without the feature of the secondary pollution such as mud, foul smell, filler used is without the need to carrying out desorption, flexible for installation, convenient management.

Description

Sequence batch (absorption aerating filter
Technical field
The utility model relates to a kind of sequence batch (absorption aerating filter, is specifically related to a kind of device collecting the advanced treatment of wastewater that physical adsorption, biomembrance process and terminal processing device combine.
Background technology
China's sewage water yield is larger, resource reusing rate is lower, that takes at present mostly is traditional activated sludge process as oxidation ditch, A/O, A2/O etc., these method energy consumptions are high, and produce secondary sludge, not only the high follow-up management maintenance of running cost is also high, although effluent quality index can meet the requirement of existing " urban wastewater treatment firm pollutant emission standard " GB18918-2002 of China.But the trend that the effluent index facing to urban wastewater treatment is more and more stricter and sewage disposal power-saving technology is maked rapid progress, conventional treatment process has been difficult to meet above-mentioned requirements.
The utility model breaches the thinking of traditional activated sludge process, overcome the bottleneck problem that traditional activated sludge process removes COD and ammonia nitrogen simultaneously, take the technological line that physical adsorption, biomembrance process and terminal processing device combine, the COD in sewage is removed by denitrification, the NH in sewage 3-N is removed by digestion, and considerably reduce energy consumption, stable effluent quality can reach one-level A, and running cost is only 1/3 of traditional activated sludge process.
Utility model content
The purpose of this utility model is to provide a kind of sequence batch (to adsorb aerating filter, be specifically related to a kind of device collecting the advanced treatment of wastewater that physical adsorption, biomembrance process and terminal processing device combine, this device can remove the pollution substance in sewage, significantly reduce energy consumption, the cost in treating processes, complete the process of resource recovery preferably.
The technical scheme that the utility model provides is as follows:
A kind of sequence batch (absorption aerating filter, comprises pump well, settling pit, ordinary biofilter, the aeration and biological adsorption filter of taking sequence batch (water intake mode to connect, it is characterized in that:
Also comprise a sewage backflow pond, dark type phosphorus adsorption filter and a terminating depth treatment unit;
Described aeration and biological adsorption filter is connected with described sewage backflow pond respectively by the first valve; Be connected with described dark type phosphorus adsorption filter by the second valve;
Described terminating depth treatment unit is connected with described dark type phosphorus adsorption filter.
Described terminating depth treatment unit is made up of the vertical current constructed wetland for advanced treatment, and described vertical current constructed wetland is connected with described dark type phosphorus adsorption filter.
Described terminating depth treatment unit connects diafiltration soil by the artificial swamp for advanced treatment and forms, and described diafiltration soil is connected with described dark type phosphorus adsorption filter.
This patent is by the combination of collection physical adsorption, biomembrance process and terminal processing device.Wherein, terminal processing device utilizes the connection in vertical current constructed wetland or artificial swamp and diafiltration soil to realize efficient scavenging effect, connects simple and ingenious.
Further preferably, in described ordinary biofilter, filler is mainly taked cheap and uses the quartz sand long compared with the cycle, and described quartz sand thickness is 2.0 ~ 3.0m.
Further preferably, described aeration and biological adsorption filter is ammonia nitrogen aeration and biological adsorption filter; In described ammonia nitrogen aeration and biological adsorption filter, filler is diameter is artificial zeolite, the natural zeolite that 2 ~ 4mm prevents bumping, and the thickness of described filler is 1.5 ~ 2.5m.
Further preferably, described dark type phosphorus adsorption filter adopts siliceous, iron, magnesium, aluminium synthetic filler.
The utility model carries out the structure design of terminal processing device after adopting aeration, not only can realize the effective purifying treatment to eutrophic water, processing cost can also be reduced, take the mode of intermittent aeration in addition, complete the process of resource recovery preferably, the filtration of multilayer has higher removal efficiency, can the higher and stable water outlet of guaranteed quality.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is embodiment one structural representation of sequence batch (of the present utility model absorption aerating filter;
Fig. 2 is embodiment two structural representation of sequence batch (of the present utility model absorption aerating filter.
Number in the figure illustrates:
1. pump well; 2. settling pit; 3. ordinary biofilter; 4. ammonia nitrogen aeration and biological adsorption filter; A. the first valve; B. the second valve; 5. sewage backflow pond; 6. surmount pipe; 7. dark type phosphorus adsorption filter; 8. terminating depth treatment unit; 8-1. vertical current constructed wetland; 8-2. diafiltration soil; 8-3. artificial swamp.
Embodiment
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Embodiment one:
Please refer to shown in Fig. 1, a kind of sequence batch (absorption aerating filter of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, the aeration and biological adsorption filter of taking sequence batch (water intake mode to connect, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter is connected with sewage backflow pond 5 respectively by the first valve A; Be connected with dark type phosphorus adsorption filter 7 by the second valve B.
Further this patent is described, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, ordinary biofilter 3 removes particulate matter and the colloid of sewage further, reduce the turbidity of sewage, sewage enters into aeration and biological adsorption filter subsequently, adopts ammonia nitrogen aeration and biological adsorption filter 4 in the utility model, and ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, the NO in sewage 3-N clearance can reach 99%, and when the first valve A closes, the second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, then stop aeration.Be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO in the presence of nitrifier 3-N, the adsorptive power of filler is recovered again.Then closed by the second valve B, the first valve A opens, and the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 returns ammonia nitrogen aeration adsorption filter 4, adds denitrifying bacteria, NO simultaneously 3-N carries out denitrification with the organism in sewage under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5-1:4.7.After above nitrification and denitrification carries out 6 hours repeatedly, sewage flow into dark type phosphorus adsorption filter 7 by surmounting pipe 6, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 4m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 flows in terminating depth treatment unit 8 again, in the present embodiment, terminating depth treatment unit 8 is process further for the vertical current constructed wetland 8-1 of advanced treatment, vertical current constructed wetland 8-1 adopts Wingdale, gravel is as filler, the diameter of gravel is 10 ~ 15mm, the thickness that in vertical current constructed wetland 8-1, filler is laid is 1.0 ~ 1.5m, hydraulic load is determined according to engineering practice, in sewage, remaining a small amount of organism and nitrogen phosphorus compound are removed together with intestinal bacteria and are purified.
The influent concentration COD200-500mg/L of the present embodiment sewage, NH 3-N30-100mg/L, TN40-120mg/L TP5-30mg/L, adsorbs the water COD<30mg/L clearance of aerating filter after purification up to 60%, NH through whole sequence batch ( 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.
Embodiment two:
Please refer to shown in Fig. 2, a kind of sequence batch (absorption aerating filter of the present embodiment, comprise pump well 1, settling pit 2, ordinary biofilter 3, the aeration and biological adsorption filter of taking sequence batch (water intake mode to connect, also comprise the dark type phosphorus adsorption filter 7 in sewage backflow pond 5, one and a terminating depth treatment unit 8; Wherein, aeration and biological adsorption filter is connected with sewage backflow pond 5 respectively by the first valve A; Be connected with dark type phosphorus adsorption filter 7 by the second valve B.
Further this patent is described, the mode that sewage takes sequence batch (to intake, flooding time is spaced apart 12h, sewage is collected at pump well 1, enter settling pit 2 to precipitate, after the suspended particulate sedimentation in sewage, sewage flow into ordinary biofilter 3, the particulate matter of further removal sewage and colloid, reduce the turbidity of sewage, sewage enters into biological adsorption filter tank 4 subsequently, ammonia nitrogen aeration and biological adsorption filter 4 is adopted in the utility model, ammonia nitrogen is natural zeolite or artificial zeolite by the filler on aeration and biological adsorption filter 4, after absorption, and the NH in sewage 3-N clearance can reach 99%, and when the first valve A closes, the second valve B opens, the sewage entered after aeration and biological adsorption filter 4 flow into sewage backflow pond 5 and stores, nitrobacteria is added to ammonia nitrogen aeration adsorption filter 4 simultaneously, and carry out aeration aerating with 6h, then stop aeration.Be adsorbed on the ammonia nitrogen on filler in the process and be oxidized to NO in the presence of nitrifier 3-N, the adsorptive power of filler is recovered again.Then closed by the second valve B, the first valve A opens, and the sewage submersible sewage pump (omitting in figure) being stored in sewage backflow pond 5 returns ammonia nitrogen aeration adsorption filter 4, adds denitrifying bacteria, NO simultaneously 3-N carries out denitrification with the organism in sewage under the effect of denitrifying bacteria, and in this patent, the control of reflux ratio of sewage is between 1:3.5-1:4.7.After above nitrification and denitrification carries out 6 hours repeatedly, sewage flow into dark type phosphorus adsorption filter 7 by surmounting pipe 6, the synthetic filler that dark type phosphorus adsorption filter 7 adopts, and is made up of modified clay mineral, phosphorus in sewage, with the filtering velocity of 2 ~ 4m/h, is removed at this by dark type phosphorus adsorption filter 7.The organism that part is residual is simultaneously removed in dark type phosphorus adsorption filter 7, water in dark type phosphorus adsorption filter 7 flows in terminating depth treatment unit 8 again, in the present embodiment, terminating depth treatment unit 8 adopts diafiltration soil 8-2 to carry out being connected with artificial swamp 8-3 and combine according to project occupation of land, investment situation and local economy social condition, the utility model is not limited this, and a small amount of contaminant remaining in such sewage is retained by filtrate and fully removed with microbial transformation.
The influent concentration COD 200-500mg/L of the present embodiment sewage, NH 3-N 30-100mg/L, TN40-120mg/L TP5-30mg/L, adsorbs the water COD<30mg/L clearance of aerating filter after purification up to 60%, NH through whole sequence batch ( 3-N<1.5mg/L clearance can reach 99%, TN<1.5mg/L, TP<0.05mg/L, and the sewage completing deep purifying can directly discharge.

Claims (6)

1. a sequence batch (absorption aerating filter, comprises pump well, settling pit, ordinary biofilter, the aeration and biological adsorption filter of taking sequence batch (water intake mode to connect, it is characterized in that:
Also comprise a sewage backflow pond, dark type phosphorus adsorption filter and a terminating depth treatment unit;
Described aeration and biological adsorption filter is connected with described sewage backflow pond respectively by the first valve; Be connected with described dark type phosphorus adsorption filter by the second valve;
Described terminating depth treatment unit is connected with described dark type phosphorus adsorption filter.
2. sequence batch (adsorbs aerating filter according to claim 1, it is characterized in that:
Described terminating depth treatment unit is made up of the vertical current constructed wetland for advanced treatment, and described vertical current constructed wetland is connected with described dark type phosphorus adsorption filter.
3. sequence batch (adsorbs aerating filter according to claim 1, it is characterized in that:
Described terminating depth treatment unit connects diafiltration soil by the artificial swamp for advanced treatment and forms, and described diafiltration soil is connected with described dark type phosphorus adsorption filter.
4. sequence batch (adsorbs aerating filter according to claim 1, it is characterized in that:
In described ordinary biofilter, filler is quartz sand, and described quartz sand thickness is 2.0 ~ 3.0m.
5. sequence batch (adsorbs aerating filter according to claim 1, it is characterized in that:
Described aeration and biological adsorption filter is ammonia nitrogen aeration and biological adsorption filter, and in described ammonia nitrogen aeration and biological adsorption filter, filler is artificial zeolite, the natural zeolite of diameter 2 ~ 4mm, and the thickness of described filler is 1.5 ~ 2.5m.
6. sequence batch (adsorbs aerating filter according to claim 1, it is characterized in that:
Described dark type phosphorus adsorption filter adopts synthetic filler, is made up of modified clay mineral.
CN201420119644.8U 2014-03-17 2014-03-17 Sequence batch (absorption aerating filter Active CN204174039U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105693018A (en) * 2016-02-05 2016-06-22 北京建筑大学 Sequence-batch-type adsorption aerating filter and vertical flow artificial wetland coupling device and application thereof
CN105712578A (en) * 2016-02-05 2016-06-29 北京建筑大学 Sequencing batch type adsorption aerating filter and land percolation-constructed wetland coupling device
CN105819573A (en) * 2016-05-12 2016-08-03 北京汇恒环保工程股份有限公司 Sewage treatment equipment and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105693018A (en) * 2016-02-05 2016-06-22 北京建筑大学 Sequence-batch-type adsorption aerating filter and vertical flow artificial wetland coupling device and application thereof
CN105712578A (en) * 2016-02-05 2016-06-29 北京建筑大学 Sequencing batch type adsorption aerating filter and land percolation-constructed wetland coupling device
CN105819573A (en) * 2016-05-12 2016-08-03 北京汇恒环保工程股份有限公司 Sewage treatment equipment and method

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Effective date of registration: 20200514

Address after: 201703 floor 1, building 1, No. 3398, Huqingping Road, Zhaoxiang Town, Qingpu District, Shanghai

Patentee after: Shanghai Xiangxi Environmental Technology Co., Ltd

Address before: Room 309, building 2, No. 1588, Renmin Road, Pudong New Area, Shanghai

Patentee before: SHANGHAI JINGMIAO ENVIRONMENT TECHNOLOGY Co.,Ltd.