CN2430440Y - Lift flow biological denitrification filter pool - Google Patents
Lift flow biological denitrification filter pool Download PDFInfo
- Publication number
- CN2430440Y CN2430440Y CN00243396U CN00243396U CN2430440Y CN 2430440 Y CN2430440 Y CN 2430440Y CN 00243396 U CN00243396 U CN 00243396U CN 00243396 U CN00243396 U CN 00243396U CN 2430440 Y CN2430440 Y CN 2430440Y
- Authority
- CN
- China
- Prior art keywords
- filter tank
- filter pool
- aeration
- stage
- utility
- Prior art date
- 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 - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a flow lifting biological denitrification filter pool which is composed of a first stage denitrification filter pool and a second stage denitrification filter pool, wherein the two filter pools are formed by the series connection of a first stage aeration biological filter pool with a second stage aeration biological filter pool by pipelines. In the first stage denitrification filter pool, the upper part of an aeration grid is an aerobic zone and the lower part of the aeration grid is an anoxic zone, so that organic matters in the polluted water can obtain aerobic stability, and the removal of carbon pollutant and the nitrification and the denitrification of nitrogen organic matters can be implemented in one filter pool. The utility model has the advantages of compact structure, small ground occupying, automatic control by a microcomputer, high treatment efficiency, good effluent quality of water, low capital construction investment and low operating cost; the effluent water can reflow. The utility model is of far reaching importance to solve the eutrophication of water body in China.
Description
The utility model relates to a kind of BAF technology, particularly a kind of flow lifting type biological denitrificaion filter tank that makes organism such as carbon in the polluted water, nitrogen obtain oxidation stability.
Because a large amount of nitrogen pollutants enter natural water, cause China lake and offshore waters to form serious eutrophication, it is significant to solving China's body eutrophication that technology is denitrogenated in the development of new decarburization.
The purpose of this utility model is to provide a kind of compact construction, and floor space is little, and effluent quality is good, but the water outlet reuse, the flow lifting type biological denitrificaion filter tank that the nitrification and denitrification of removal, the nitrogen organic of Prevent Carbon Contamination thing is realized in a filter tank.
The purpose of this utility model is achieved in that a kind of flow lifting type biological denitrificaion filter tank, comprise and be provided with filler, the aeration grid, the BAF of back up pad, water feed apparatus, back-purge system and self-con-tained unit, its filler is an inorganic sintered formula plastic filler, surface growth has microbial film, some filters are distributed on and constitute supporting layer on the back up pad, the aeration grid are connected to pressurized air aeration are provided, body bottom, filter tank is provided with back-purge system, it is characterized in that one-level BAF and secondary BAF constitute one-level denitrogenation filter tank and secondary denitrogenation filter tank by the pipeline series connection; In one-level denitrogenation filter tank, the top of aeration grid is aerobic zones, and the bottom is the oxygen-starved area.Water feed apparatus is arranged on the bottom of filter tank body, and discharging device is arranged on the top of filter tank body.Bottom, one-level denitrogenation filter tank is provided with the effluent recycling pipe.The shell of filter tank body can be a piecing assembly, and shell and aeration grid external form can be round, ellipse, four limit type shapes,
The utility model adopts advanced person's at external end of the nineties BAF technology, use novel particulate filler, to filter, biological absorption and bio-oxidation are three-in-one, be provided with one-level denitrogenation and secondary denitrogenation filter tank, make the organism in the polluted water obtain oxidation stability, make the removal of Prevent Carbon Contamination thing, the nitrification and denitrification of nitrogen organic is realized in a filter tank, the utility model compact construction, floor space is little, microcomputer automatic control, processing efficiency height, effluent quality is good, but the water outlet reuse, initial cost and running expense are low, and the water pollution control of China is had remarkable social benefit and economic benefit.
Description of drawings
Fig. 1 is the front view of the utility model structural representation;
Fig. 2 is the vertical view of the utility model structural representation.
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment:
Consult Fig. 1, shown in Figure 2, flow lifting type biological denitrificaion filter tank mainly comprises BAF, water feed apparatus, back-purge system and the self-con-tained unit that is provided with filler 3, aeration grid 4, back up pad 5, its filler 3 adopts inorganic sintered formula or plastic filler, surface growth has microbial film, be distributed on the back up pad 5 by several filters 12 and constitute supporting layer, be arranged on bottom in the body of pond, filler 3 is distributed in and constitutes packing layer above the back up pad 5; Aeration grid 4 are arranged on packing layer middle part or the bottom above the supporting layer, the aeration grid are connected pressurized air so that aeration 10 to be provided, aeration grid 4 external forms are consistent with the can type shape of pond body, and be provided with the stripe shape pipe network, pipe network is provided with some apertures of giving vent to anger, and pressurized air is connected so that recoil aeration 7 to be provided in aeration grid 4 bottoms, and body bottom in filter tank is provided with back-purge system, comprise recoil inlet pipe 7, backflushing water intake pipe 8, can regularly utilize the water outlet after the processing to carry out back flushing, get rid of the active sludge of propagation.The shell of pond body can be round, ellipse, four limit type shapes, it can be monoblock type, also assembled structure, can be according to vertical or horizontal several cell cubes that resolves into of volume size of pond body, be coupled to filter tank integral body by India-rubber strip or pad sealing, bolted assembly unit, this structure easy accessibility is convenient to transportation, volume is little, and floor space is few.One-level BAF and the secondary BAF of being characterised in that of the present utility model constitutes one-level denitrogenation filter tank 1 and secondary denitrogenation filter tank 1a by pipeline 13 series connection; In one-level denitrogenation filter tank 1, can regulate the position of aeration grid 4, top is aerobic zone 302, right and wrong aeration zone, bottom forms oxygen-starved area 301, and the removal of Prevent Carbon Contamination thing, the nitrification and denitrification of nitrogen organic are realized in a filter tank; Water inlet pipe 2 is arranged on the bottom of filter tank body 1,1a, and sewage flows through filler 3 from bottom to top, and middle part, filter tank or bottom provide aeration 10, make the organism in the polluted water obtain oxidation stability; Rising pipe 6, upflow tube 9 are arranged on the top of filter tank body; 1 bottom, one-level denitrogenation filter tank is provided with effluent recycling pipe 11, and water outlet can reflux.
Consult shown in Figure 3, principle of work of the present utility model: the utility model adopts the combination of firsts and seconds BAF to realize sewage disposal, polluted water in the equalizing tank together enters into one-level denitrogenation filter tank 1 through precipitation and the water outlet that refluxes, in the oxygen-starved area, utilize C source in the water inlet, the NO3-N in the water outlet in the oxygen-starved area by denitrification; At the one-level aerobic zone, under aerobic condition, the carbon organism in the water inlet is removed at aerobic zone, and part nitrogen is by nitrated simultaneously; In one-level biological denitrificaion filter tank, can regulate the position of aeration grid, form oxygen-starved area 301 and aerobic zone 302, on the top of aeration grid is aerobic zone, the bottom is the non-aeration district, the removal of Prevent Carbon Contamination thing, the nitrification and denitrification of nitrogen organic form the oxygen-starved area, so can be realized in a filter tank 1; In two stage biological denitrogenation filter tank 1a, all be aerobic zone, because most of Prevent Carbon Contamination thing is removed in one-level filter tank 1, nitrobacteria is a dominant bacteria in two stage biological denitrogenation filter tank 1a, based on nitration reaction, can realize the removal of nitrogen, make effluent quality better, it is higher to remove efficient.
Claims (4)
1, a kind of flow lifting type biological denitrificaion filter tank, comprise the BAF, water feed apparatus, back-purge system and the self-con-tained unit that are provided with filler, aeration grid, back up pad, its filler is inorganic sintered formula or plastic filler, surface growth has microbial film, some filters are distributed on and constitute supporting layer on the back up pad, the aeration grid are connected to pressurized air aeration are provided, body bottom, filter tank is provided with back-purge system, it is characterized in that one-level BAF and secondary BAF constitute one-level denitrogenation filter tank (1) and secondary denitrogenation filter tank (1a) by pipeline (13) series connection; In one-level denitrogenation filter tank (1), the top of aeration grid (4) is aerobic zone (302), and the bottom is oxygen-starved area (301).
2, flow lifting type biological denitrificaion according to claim 1 filter tank is characterized in that water feed apparatus is arranged on the bottom of filter tank body (1), (1a), and discharging device is arranged on the top of filter tank body (1), (1a).
3, flow lifting type biological denitrificaion according to claim 1 filter tank is characterized in that bottom, one-level denitrogenation filter tank (1) is provided with effluent recycling pipe (11).
4, flow lifting type biological denitrificaion according to claim 1 filter tank, the shell that it is characterized in that filter tank body (1), (1a) can be a piecing assembly, shell and aeration grid (4) external form can be round, ellipse, four limit type shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00243396U CN2430440Y (en) | 2000-07-14 | 2000-07-14 | Lift flow biological denitrification filter pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00243396U CN2430440Y (en) | 2000-07-14 | 2000-07-14 | Lift flow biological denitrification filter pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2430440Y true CN2430440Y (en) | 2001-05-16 |
Family
ID=33603283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00243396U Expired - Fee Related CN2430440Y (en) | 2000-07-14 | 2000-07-14 | Lift flow biological denitrification filter pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2430440Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1312060C (en) * | 2005-07-28 | 2007-04-25 | 李欣择 | Lake purification system for controlling algae growth effectively and method thereof |
| CN1331777C (en) * | 2005-11-15 | 2007-08-15 | 厦门大学 | Nitrating aeration biological filting tank of oyster shell filling |
| CN100410189C (en) * | 2006-12-07 | 2008-08-13 | 同济大学 | Nitration denitrification integral type sewage denitrification biomembrane reactor |
| CN102001802A (en) * | 2010-12-31 | 2011-04-06 | 上海交通大学 | Nitrification and denitrification combined integral biological filter |
| CN101643269B (en) * | 2008-08-07 | 2012-07-25 | 中冶赛迪工程技术股份有限公司 | Biological aerated filter and process |
| CN104016538A (en) * | 2013-03-02 | 2014-09-03 | 重庆文理学院 | Biofilm recirculation reactor |
| CN104528922A (en) * | 2014-12-11 | 2015-04-22 | 安徽南风环境工程技术有限公司 | Upward flow type biological aerated filter |
| CN105884147A (en) * | 2016-06-26 | 2016-08-24 | 福建碧蓝环保股份公司 | Integrated buried rural domestic sewage micropower treatment device |
| CN108585195A (en) * | 2018-03-14 | 2018-09-28 | 重庆理工大学 | Low temperature low-carbon ammonia nitrogen wastewater treatment device and method based on solid phase denitrification and heterotrophic nitrification-aerobic denitrification |
| CN110627211A (en) * | 2019-10-15 | 2019-12-31 | 怡灏环境技术有限公司 | Synchronous nitrification and denitrification treatment system |
| CN110697893A (en) * | 2019-09-29 | 2020-01-17 | 北京化工大学 | Upflow type hydrolysis aerobic denitrification process for high ammonia nitrogen wastewater with poor biodegradability |
-
2000
- 2000-07-14 CN CN00243396U patent/CN2430440Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1312060C (en) * | 2005-07-28 | 2007-04-25 | 李欣择 | Lake purification system for controlling algae growth effectively and method thereof |
| CN1331777C (en) * | 2005-11-15 | 2007-08-15 | 厦门大学 | Nitrating aeration biological filting tank of oyster shell filling |
| CN100410189C (en) * | 2006-12-07 | 2008-08-13 | 同济大学 | Nitration denitrification integral type sewage denitrification biomembrane reactor |
| CN101643269B (en) * | 2008-08-07 | 2012-07-25 | 中冶赛迪工程技术股份有限公司 | Biological aerated filter and process |
| CN102001802A (en) * | 2010-12-31 | 2011-04-06 | 上海交通大学 | Nitrification and denitrification combined integral biological filter |
| CN104016538A (en) * | 2013-03-02 | 2014-09-03 | 重庆文理学院 | Biofilm recirculation reactor |
| CN104528922A (en) * | 2014-12-11 | 2015-04-22 | 安徽南风环境工程技术有限公司 | Upward flow type biological aerated filter |
| CN105884147A (en) * | 2016-06-26 | 2016-08-24 | 福建碧蓝环保股份公司 | Integrated buried rural domestic sewage micropower treatment device |
| CN108585195A (en) * | 2018-03-14 | 2018-09-28 | 重庆理工大学 | Low temperature low-carbon ammonia nitrogen wastewater treatment device and method based on solid phase denitrification and heterotrophic nitrification-aerobic denitrification |
| CN108585195B (en) * | 2018-03-14 | 2021-08-03 | 重庆理工大学 | Low-temperature low-carbon ammonia nitrogen wastewater treatment device and method based on solid-phase denitrification and heterotrophic nitrification-aerobic denitrification |
| CN110697893A (en) * | 2019-09-29 | 2020-01-17 | 北京化工大学 | Upflow type hydrolysis aerobic denitrification process for high ammonia nitrogen wastewater with poor biodegradability |
| CN110697893B (en) * | 2019-09-29 | 2021-01-12 | 北京化工大学 | Upflow type hydrolysis aerobic denitrification process for high ammonia nitrogen wastewater with poor biodegradability |
| CN110627211A (en) * | 2019-10-15 | 2019-12-31 | 怡灏环境技术有限公司 | Synchronous nitrification and denitrification treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100357194C (en) | Single-stage inner circulating aerating biological filtering tank | |
| CN2430440Y (en) | Lift flow biological denitrification filter pool | |
| CN214781015U (en) | Integrated sewage treatment device with concentric structure | |
| CN102079613A (en) | Ozone catalytic oxidation biological fluidized bed sewage treatment plant and treatment method using same | |
| CN217809105U (en) | Integrated town sewage treatment device | |
| CN2616530Y (en) | Micro-power domestic sewage treatment integrating apparatus | |
| CN210945013U (en) | Low-aeration up-flow type biological bed organic wastewater treatment system | |
| CN201106004Y (en) | Combined aerating biologic filtering pool | |
| CN219156733U (en) | Rural sewage treatment plant of low energy consumption | |
| CN201024120Y (en) | Integral highly-effective bioreactor | |
| CN106145356A (en) | Integral type sewage processing means and processing method | |
| CN206680353U (en) | A kind of embedded type domestic sewage disposal system | |
| CN215327188U (en) | CAST technology integration reaction tank for rural domestic sewage treatment | |
| CN2725288Y (en) | Anaerobic aerobic integrated fixed bed biological membrane reactor | |
| CN109437485A (en) | Cycle household rural domestic sewage treatment equipment in a kind of microkinetic | |
| CN213141529U (en) | Novel biological aerated filter | |
| CN209468196U (en) | One kind being based on A2The vertical integrated sewage disposal device of/O technique | |
| CN212403844U (en) | Sewage treatment system | |
| CN208361984U (en) | It is a kind of for being electroplated, board wastewater processing multi-stage aeration biological filter tank | |
| CN209778574U (en) | High ammonia-nitrogen concentration waste water treatment reaction unit | |
| CN201915006U (en) | Ozone catalytic oxidation biological fluidized bed sewage treatment device | |
| CN202754840U (en) | Biological aerated filters in two-stage serial connection | |
| CN219031902U (en) | Improvement formula agricultural pollution treatment integration equipment | |
| CN213771744U (en) | Sewage treatment plant based on MBBR technology | |
| CN215249855U (en) | Combined HEBR high-efficiency sewage treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |