CN203794750U - Complete-suspension activated sludge process integrated treatment device used for town sewage treatment - Google Patents
Complete-suspension activated sludge process integrated treatment device used for town sewage treatment Download PDFInfo
- Publication number
- CN203794750U CN203794750U CN201420174604.3U CN201420174604U CN203794750U CN 203794750 U CN203794750 U CN 203794750U CN 201420174604 U CN201420174604 U CN 201420174604U CN 203794750 U CN203794750 U CN 203794750U
- Authority
- CN
- China
- Prior art keywords
- pond
- tank
- communicated
- activated sludge
- aerobic
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model provides a complete-suspension activated sludge process integrated treatment device used for town sewage treatment. The device comprises a round secondary sedimentation tank; a secondary sedimentation tank scum well, a fine rack water inlet channel, a grit chamber, a secondary sedimentation tank sludge well, an anaerobic tank and an aerobic tank are arranged around the periphery of the secondary sedimentation tank to form an annular tank body; the bottom of the inner annular tank wall of the anaerobic tank and the bottom of the inner annular tank wall of the aerobic tank are respectively provided with a flow pushing mixing stirring device, the bottom of the aerobic tank is provided with an aerating device, down-flow sewage flows into another tank from holes reserved between the tank walls due to pressure differences, ultimately water flowing out from the aerobic tank enters the secondary sedimentation tank, and sludge and water are separated. By means of optimized combination of the sewage treatment device, a large amount of occupied land and connection pipelines are saved, project manufacturing cost and operation cost are reduced, it is guaranteed that activated sewage carries out a biochemical reaction with aeration controlled in a complete suspension state under a low dissolved oxygen condition, energy consumption in the biochemical process is low, processing efficiency is high, and due to the fact that one tank is connected with another tank through a bridge, management is convenient to carry out.
Description
Technical field
The utility model relates to town sewage treatment technology field, specifically for the full suspension activated sludge process integrated treatment unit of town sewage processing.
Background technology
Current domestic town sewage is processed Activated Sludge Process flow process and is generally: coarse rack → lift pump room → fine fack → settling pit → biochemistry pool (anaerobic pond/Aerobic Pond) → second pond, above-mentioned monomer arranged in sequence connects, and large, the required pipeline of its floor space is long, construction cost is high; In operational process, be difficult to reach the full suspended state of active sludge, in biochemistry pool, low dissolved axygen is difficult to control, and processing efficiency is low, power consumption is high.
Utility model content
The purpose of this utility model is to provide a kind of full suspension activated sludge process integrated treatment unit for town sewage processing, to solve above-mentioned problems of the prior art.
The technical solution of the utility model is:
For the full suspension activated sludge process integrated treatment unit of town sewage processing, comprise circular second pond, in second pond, be provided with and scrape slag mud scraper, scum silica frost discharge bucket, collection mud pit, second pond be provided with water outlet scum board interior week, second pond upper inside wall is provided with water exit ring groove, water exit ring groove is communicated with second pond rising pipe, the periphery of described second pond is respectively around being provided with second pond dross well, fine fack inlet channel, settling pit, second pond sewer catch basin, anaerobic pond and Aerobic Pond, described second pond dross well, fine fack inlet channel, settling pit, second pond sewer catch basin, anaerobic pond and Aerobic Pond form circular pond body,
Described scum silica frost discharge bucket is communicated with second pond dross well by the first row scum silica frost pipe being located in second pond, and described collection mud pit is communicated with second pond sewer catch basin by the first shore pipe that is located at second pond bottom; The outer shroud pool wall place connection of described fine fack inlet channel is provided with water inlet pipe, in fine fack inlet channel, is provided with fine fack, and fine fack inlet channel bottom is provided with fine fack water outlet, and described fine fack water outlet is communicated with the settling pit water inlet pipe that is located at settling pit bottom; Settling pit top is provided with settling pit rising pipe, and described settling pit rising pipe is communicated with the anaerobic pond inlet channel that is located at anaerobic pond head end top; In described second pond sewer catch basin, be provided with sludge pump, described sludge pump is communicated with anaerobic pond inlet channel by mud return line;
Between the end of described anaerobic pond and the head end of Aerobic Pond, be connected by the first partition wall, the top of described the first partition wall and bottom are equipped with first and cross muddy water hole; In described Aerobic Pond, be laid with the second partition wall and the 3rd partition wall, Aerobic Pond is divided into first area, second area and the 3rd region, the top of described the second partition wall and bottom are equipped with second and cross muddy water hole, and the top of described the 3rd partition wall and bottom are equipped with the 3rd and cross muddy water hole; The upper end of described Aerobic Pond is provided with mud extraction tank, and described mud extraction tank is communicated with second pond water inlet pipe; Cisterna ambiens wall bottom is provided with the first plug-flow mixing agitator in described anaerobic pond, in described Aerobic Pond cisterna ambiens wall bottom in first area, second area and the 3rd region be equipped with the second plug-flow mixing agitator, described Aerobic Pond bottom is provided with aerating apparatus.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, the interior cisterna ambiens wall of described second pond dross well, fine fack inlet channel, settling pit, second pond sewer catch basin, anaerobic pond and Aerobic Pond and the circumference pool wall of second pond are same pool wall.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, the periphery of described second pond, second pond dross well, fine fack inlet channel, settling pit, second pond sewer catch basin, anaerobic pond and Aerobic Pond is respectively equipped with the walkway board with guardrail, between the circular pond body of adjacent formation, is provided with the walkway board with guardrail.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, described second pond dross well bottom is provided with second row scum silica frost pipe, and described second pond dross well is communicated with filter by second row scum silica frost pipe.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, the rear side of described fine fack is provided with and connects grid slag bucket and row's grid slag pipe, described in connect grid slag bucket and be communicated with filter by row's grid slag pipe.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, described settling pit bottom is provided with puts sand pipeline, and described settling pit is communicated with filter by putting sand pipeline.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, described second pond sewer catch basin bottom is provided with the second shore pipe, and described sludge pump is communicated with sludge thickener by the second shore pipe.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, the water exit ring groove inner side of described second pond is provided with water outlet triangle weir plate.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, the water outlet of described second pond water inlet pipe is positioned at the central tube top of second pond.
The described full suspension activated sludge process integrated treatment unit for town sewage processing, described in put sand pipeline and be provided with and put sand valve for what control sandstone discharge.
The utility model is by fine fack inlet channel, settling pit, second pond sewer catch basin, anaerobic pond, Aerobic Pond, being combined into one of second pond dross well, mutually be total to the end, be total to wall, reserving hole is set between pool wall and pool wall as required, following current sewage relies on pressure difference to flow in another pond from reserving hole, last Aerobic Pond muddy water mixed solution enters second pond by pipeline again by effluent trough, realizes mud-water separation; Because the interior cisterna ambiens wall bottom of anaerobic pond and Aerobic Pond all arranges plug-flow mixing agitator, make mixed solution in pond be the operation of double-ring fluidised form, hydraulics is good, and active sludge moves all the time under full suspended state.So, sewage biochemical treatment after optimum combination can be controlled under low DO condition and moves, biological process power consumption is low, processing efficiency is high, operates stablely, has saved a large amount of floor spaces and connecting tube, also construction costs and running cost have been reduced, because pond is connected with pond, a bridge communicates, and manages very convenient simultaneously.
Brief description of the drawings
Fig. 1 is structural plan figure of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the C-C sectional view of Fig. 1;
Fig. 5 is the D-D sectional view of Fig. 1.
In upper figure: 1-water inlet pipe, 2-fine fack inlet channel, 21-fine fack, 22-fine fack water outlet, 23-connects grid slag bucket, 24-row grid slag pipe, 3-settling pit, 31-settling pit water inlet pipe, 32-is put sand pipeline, 33-settling pit rising pipe, 4-second pond sewer catch basin, 41-sludge pump, 42-the second shore pipe, 43-mud return line, 5-anaerobic pond, 51-anaerobic pond inlet channel, 52-the first plug-flow mixing agitator, 53-the first partition wall, 54-first crosses muddy water hole, 6-Aerobic Pond, 61-the second partition wall, 62-the 3rd partition wall, 63-second crosses muddy water hole, 64-the 3rd crosses muddy water hole, 65-mud extraction tank, 66-the second plug-flow mixing agitator, 67-aerating apparatus, 7-second pond, 71-second pond water inlet pipe, 72-second pond water outlet, 73-second pond rising pipe, 74-scrapes slag mud scraper, 75-water exit ring groove, 76-water outlet scum board, 77-scum silica frost discharge bucket, 78-first row scum silica frost pipe, 79-the first shore pipe, 8-second pond dross well, 81-second row scum silica frost pipe, 9-walkway board.
Embodiment
Further illustrate the utility model below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to 4, for the full suspension activated sludge process integrated treatment unit of town sewage processing, comprise circular second pond 7, in second pond 7, be provided with and scrape slag mud scraper 74, scum silica frost discharge bucket 77, collection mud pit, second pond 7 be provided with water outlet scum board 76 interior week, second pond 7 upper inside wall are provided with water exit ring groove 75, water exit ring groove 75 inner sides are provided with water outlet triangle weir plate, water exit ring groove 75 is provided with second pond water outlet 72, and second pond water outlet 72 is communicated with second pond rising pipe 73.
The periphery of second pond 7 is respectively around being provided with second pond dross well 8, fine fack inlet channel 2, settling pit 3, second pond sewer catch basin 4, anaerobic pond 5 and Aerobic Pond 6.Second pond dross well 8, fine fack inlet channel 2, settling pit 3, second pond sewer catch basin 4, anaerobic pond 5 and Aerobic Pond 6 form circular pond body.Interior cisterna ambiens wall, the interior cisterna ambiens wall of Aerobic Pond 6 and the circumference pool wall of second pond 7 of the interior cisterna ambiens wall of the interior cisterna ambiens wall of second pond dross well 8, the interior cisterna ambiens wall of fine fack inlet channel 2, settling pit 3, the interior cisterna ambiens wall of second pond sewer catch basin 4, anaerobic pond 5 are same pool wall.The periphery of second pond 7, second pond dross well 8, the periphery of fine fack inlet channel 2, the periphery of settling pit 3, the periphery of second pond sewer catch basin 4, the periphery of anaerobic pond 5, the periphery of Aerobic Pond 6 are respectively equipped with the walkway board 9 with guardrail, between the circular pond body of adjacent formation, are also provided with the walkway board 9 with guardrail.
Scum silica frost discharge bucket 77 is communicated with second pond dross well 8 by the first row scum silica frost pipe 78 being located in second pond 7, and second pond dross well 8 bottoms are provided with second row scum silica frost pipe 81, and second pond dross well 8 is communicated with filter by second row scum silica frost pipe 81.The outer shroud pool wall place connection of fine fack inlet channel 2 is provided with water inlet pipe 1, is provided with fine fack 21 in fine fack inlet channel 2, and the rear side of fine fack 21 is provided with and connects grid slag bucket 23 and row's grid slag pipe 24, connects grid slag bucket 23 and is communicated with filter by row's grid slag pipe 24.Fine fack inlet channel 2 bottoms are provided with fine fack water outlet 22, and fine fack water outlet 22 is communicated with the settling pit water inlet pipe 31 that is located at settling pit 3 bottoms.Settling pit 3 bottoms are provided with puts sand pipeline 32, and settling pit 3 is communicated with filter by putting sand pipeline 32, puts sand pipeline 32 and is provided with and puts sand valve for what control sandstone discharge; Settling pit 3 tops are provided with settling pit rising pipe 33, and settling pit rising pipe 33 is communicated with the anaerobic pond inlet channel 51 that is located at anaerobic pond 5 head end tops, and anaerobic pond inlet channel 51 bottoms are provided with some water holes hole, intake to anaerobic pond 5.Collection mud pit is communicated with second pond sewer catch basin 4 by the first shore pipe 79 that is located at second pond 7 bottoms, in second pond sewer catch basin 4, be provided with sludge pump 41, sludge pump 41 is communicated with anaerobic pond inlet channel 51 by mud return line 43, returned sluge is sent into anaerobic pond 5, sludge pump 41 is also communicated with sludge thickener by the second shore pipe 42 that is located at second pond sewer catch basin 4 bottoms, residue returned sluge is drained into plant area's sludge thickener by the second shore pipe 42 and carry out follow-up sludge dewatering treatment.
Between the head end of the end of anaerobic pond 5 and Aerobic Pond 6, be connected by the first partition wall 53, the top of the first partition wall 53 and bottom are equipped with first and cross muddy water hole 54.In Aerobic Pond 6, be laid with the second partition wall 61 and the 3rd partition wall 62, Aerobic Pond 6 is divided into first area, second area and the 3rd region, the top of the second partition wall 61 and bottom are equipped with second and cross muddy water hole 63, the top of the 3rd partition wall 62 and bottom are equipped with the 3rd and cross muddy water hole 64, are located at first of the first partition wall 53 tops and cross muddy water hole 54, are located at second of the second partition wall 61 tops and cross muddy water hole 63 and be located at the 3rd of the 3rd partition wall 62 tops the function of crossing muddy water hole 64 and also had concurrently scum silica frost except crossing muddy water.The upper end of Aerobic Pond 6 is provided with mud extraction tank 65, and mud extraction tank 65 is communicated with second pond water inlet pipe 71, and the water outlet of second pond water inlet pipe 71 is positioned at the central tube top of second pond 7.The interior cisterna ambiens wall of anaerobic pond 5 bottom is provided with the first plug-flow mixing agitator 52, the interior cisterna ambiens wall of Aerobic Pond 6 bottom in first area, second area and the 3rd region be equipped with the second plug-flow mixing agitator 66, make mixed solution in pond be the operation of double-ring fluidised form, guarantee the full suspended state of active sludge in pond; Aerobic Pond 6 bottoms are provided with aerating apparatus 67.
Principle of work of the present utility model:
Pending town sewage enters lift pump room after coarse rack is removed larger floating matter, after promoting with lift pump, enter fine fack inlet channel 2 by water inlet pipe 1, after fine fack 21 is further removed less floating matter, enter settling pit 3 and remove sandstone particle, settling pit 3 water outlets flow into anaerobic pond 5 and mix with returned sluge, in anaerobic pond 5, detest, hypoxia response, complete organic conversion or denitrogenation, then sewage is successively through the first partition wall 53, the second partition wall 61 and the 3rd partition wall 62, in Aerobic Pond 6, there is aerobic reaction, remove most organic, Aerobic Pond 6 water outlets flow into second pond 7 by mud extraction tank 65 and second pond water inlet pipe 71, qualified discharge after second pond 7 mud-water separation.
At the interior first plug-flow mixing agitator 52 that arranges of anaerobic pond 5, guarantee that the active sludge in anaerobic pond 5 fully makes the sewage flowing into reach acidication and further denitrification denitrogenation reaction under floating condition; At interior the second plug-flow mixing agitator 66 and the aerating apparatus 67 of arranging of Aerobic Pond 6, guarantee that active sludge in Aerobic Pond 6 carries out carbonization-ammonification and short distance nitration-anti-nitration reaction suspending, control aeration completely under low DO condition.
Sandstone in grid slag, the settling pit 3 of the interior fine fack 21 of fine fack inlet channel 2 and the scum silica frost in second pond dross well 8, carry out drainage by the filter that pipeline enters outside integrated pond separately respectively, and filtrate is entered in lift pump room by pipeline.Put sand pipeline 32 and put sand valve and can control the quantity discharged of sandstone in correct position setting.Mud return line 43 can arrange valve in control position at staff, can control the quantity of reflux of mud.
The above embodiment is only that preferred implementation of the present utility model is described; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skill in the art make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (10)
1. for the full suspension activated sludge process integrated treatment unit of town sewage processing, comprise circular second pond (7), in second pond (7), be provided with and scrape slag mud scraper (74), scum silica frost discharge bucket (77), collection mud pit, second pond (7) be provided with water outlet scum board (76) interior week, second pond (7) upper inside wall is provided with water exit ring groove (75), water exit ring groove (75) is communicated with second pond rising pipe (73), it is characterized in that:
The periphery of described second pond (7) is respectively around being provided with second pond dross well (8), fine fack inlet channel (2), settling pit (3), second pond sewer catch basin (4), anaerobic pond (5) and Aerobic Pond (6), and described second pond dross well (8), fine fack inlet channel (2), settling pit (3), second pond sewer catch basin (4), anaerobic pond (5) and Aerobic Pond (6) form circular pond body;
Described scum silica frost discharge bucket (77) is communicated with second pond dross well (8) by the first row scum silica frost pipe (78) being located in second pond (7), and described collection mud pit is communicated with second pond sewer catch basin (4) by the first shore pipe (79) that is located at second pond (7) bottom;
The outer shroud pool wall place connection of described fine fack inlet channel (2) is provided with water inlet pipe (1), in fine fack inlet channel (2), be provided with fine fack (21), fine fack inlet channel (2) bottom is provided with fine fack water outlet (22), and described fine fack water outlet (22) is communicated with the settling pit water inlet pipe (31) that is located at settling pit (3) bottom; Settling pit (3) top is provided with settling pit rising pipe (33), and described settling pit rising pipe (33) is communicated with the anaerobic pond inlet channel (51) that is located at anaerobic pond (5) head end top; In described second pond sewer catch basin (4), be provided with sludge pump (41), described sludge pump (41) is communicated with anaerobic pond inlet channel (51) by mud return line (43);
Between the head end of the end of described anaerobic pond (5) and Aerobic Pond (6), be connected by the first partition wall (53), the top of described the first partition wall (53) and bottom are equipped with first and cross muddy water hole (54); In described Aerobic Pond (6), be laid with the second partition wall (61) and the 3rd partition wall (62), Aerobic Pond (6) is divided into first area, second area and the 3rd region, the top of described the second partition wall (61) and bottom are equipped with second and cross muddy water hole (63), and the top of described the 3rd partition wall (62) and bottom are equipped with the 3rd and cross muddy water hole (64); The upper end of described Aerobic Pond (6) is provided with mud extraction tank (65), and described mud extraction tank (65) is communicated with second pond water inlet pipe (71);
The interior cisterna ambiens wall of described anaerobic pond (5) bottom is provided with the first plug-flow mixing agitator (52), the interior cisterna ambiens wall of described Aerobic Pond (6) bottom in first area, second area and the 3rd region be equipped with the second plug-flow mixing agitator (66), described Aerobic Pond (6) bottom is provided with aerating apparatus (67).
2. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, is characterized in that: the interior cisterna ambiens wall of described second pond dross well (8), fine fack inlet channel (2), settling pit (3), second pond sewer catch basin (4), anaerobic pond (5) and Aerobic Pond (6) and the circumference pool wall of second pond (7) are same pool wall.
3. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, it is characterized in that: the periphery of described second pond (7), second pond dross well (8), fine fack inlet channel (2), settling pit (3), second pond sewer catch basin (4), anaerobic pond (5) and Aerobic Pond (6) is respectively equipped with the walkway board (9) with guardrail, between the circular pond body of adjacent formation, be provided with the walkway board (9) with guardrail.
4. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, it is characterized in that: described second pond dross well (8) bottom is provided with second row scum silica frost pipe (81), described second pond dross well (8) is communicated with filter by second row scum silica frost pipe (81).
5. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, it is characterized in that: the rear side of described fine fack (21) be provided with connect grid slag bucket (23) and row grid slag pipes (24), described in connect grid slag bucket (23) by row grid slag pipes (24) be communicated with filter.
6. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, it is characterized in that: described settling pit (3) bottom is provided with puts sand pipeline (32), and described settling pit (3) is communicated with filter by putting sand pipeline (32).
7. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, it is characterized in that: described second pond sewer catch basin (4) bottom is provided with the second shore pipe (42), described sludge pump (41) is communicated with sludge thickener by the second shore pipe (42).
8. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, is characterized in that: water exit ring groove (75) inner side of described second pond (7) is provided with water outlet triangle weir plate.
9. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 1, is characterized in that: the water outlet of described second pond water inlet pipe (71) is positioned at the central tube top of second pond (7).
10. the full suspension activated sludge process integrated treatment unit for town sewage processing according to claim 6, is characterized in that: described in put sand pipeline (32) and be provided with and put sand valve for what control sandstone discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174604.3U CN203794750U (en) | 2014-04-11 | 2014-04-11 | Complete-suspension activated sludge process integrated treatment device used for town sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174604.3U CN203794750U (en) | 2014-04-11 | 2014-04-11 | Complete-suspension activated sludge process integrated treatment device used for town sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203794750U true CN203794750U (en) | 2014-08-27 |
Family
ID=51376983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420174604.3U Withdrawn - After Issue CN203794750U (en) | 2014-04-11 | 2014-04-11 | Complete-suspension activated sludge process integrated treatment device used for town sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203794750U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922541A (en) * | 2014-04-11 | 2014-07-16 | 安徽亚泰环境工程技术有限公司 | Integral treatment device for municipal wastewater treatment by full-suspension activated sludge process |
| CN104671408A (en) * | 2014-12-31 | 2015-06-03 | 广西汇泰环保科技有限公司 | Scattered small integrated sewage processing device for rural areas |
| CN105060625A (en) * | 2015-07-30 | 2015-11-18 | 天津霍普环保科技有限公司 | Sewage treatment apparatus |
-
2014
- 2014-04-11 CN CN201420174604.3U patent/CN203794750U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922541A (en) * | 2014-04-11 | 2014-07-16 | 安徽亚泰环境工程技术有限公司 | Integral treatment device for municipal wastewater treatment by full-suspension activated sludge process |
| CN104671408A (en) * | 2014-12-31 | 2015-06-03 | 广西汇泰环保科技有限公司 | Scattered small integrated sewage processing device for rural areas |
| CN105060625A (en) * | 2015-07-30 | 2015-11-18 | 天津霍普环保科技有限公司 | Sewage treatment apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102659227B (en) | Middle-set type high density sediment water purification tank and purification technology thereof | |
| CN102923908B (en) | Sewage biochemical treatment integrated device and system and process method | |
| CN101774732B (en) | Integral air-lift circumfluent suspended filler dispersed sewage biological treatment device | |
| CN103395947B (en) | V-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank | |
| CN208814853U (en) | Quick black smelly water treatment system of the biochemistry pool in conjunction with efficient sedimentation tank | |
| CN103395948B (en) | Z-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank | |
| CN104710078A (en) | Underground integrated domestic sewage treatment device and method thereof | |
| CN204607690U (en) | Activated sludge reaction and equipment for separating liquid from solid | |
| CN203392986U (en) | V-type integrated sewage treatment pond employing gas stripping reflux and two-stage precipitation | |
| CN203794750U (en) | Complete-suspension activated sludge process integrated treatment device used for town sewage treatment | |
| CN101874943A (en) | High-density clarifying tank | |
| CN103922541B (en) | For the full suspended active sludge integrated treatment unit of urban wastewater treatment | |
| CN208717109U (en) | The facility of separation of sediment and reservation organic carbon source from sewage | |
| CN209098440U (en) | A kind of small-sized integrated countryside sewage treatment equipment of double iris types | |
| CN106966490A (en) | A kind of high-efficiency aerobic reactor and sewage treatment process | |
| CN202785864U (en) | Two-way water intake high-density clarification tank | |
| CN202625908U (en) | Central-positioned high-density precipitating water purifying pond | |
| CN202186922U (en) | Air-lift type internal recycle de-nitrogenizing and phosphorus-removing bioreactor | |
| CN207632577U (en) | A kind of high-efficient vertical flow settling pond | |
| CN203392987U (en) | Z-type integrated sewage treatment pond employing gas stripping reflux and two-stage precipitation | |
| CN207418381U (en) | A kind of Aerobic three-phase separator | |
| CN103833164A (en) | Sewage precipitative filter tank | |
| CN212425543U (en) | Sludge gravity concentration tank | |
| CN207294326U (en) | A kind of upflow anaerobic sludge blanket reactor of belt stirrer | |
| CN201284273Y (en) | Integrated reverse anoxic / anaerobic / aerobic sewage water denitrification and dephosphorization apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140827 Effective date of abandoning: 20150916 |
|
| RGAV | Abandon patent right to avoid regrant |