CN203904154U - Gas stripping type aerobic clarification tank - Google Patents
Gas stripping type aerobic clarification tank Download PDFInfo
- Publication number
- CN203904154U CN203904154U CN201420306735.2U CN201420306735U CN203904154U CN 203904154 U CN203904154 U CN 203904154U CN 201420306735 U CN201420306735 U CN 201420306735U CN 203904154 U CN203904154 U CN 203904154U
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- CN
- China
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- district
- region
- flocculation zone
- preoxidation
- flocculation
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a gas stripping type aerobic clarification tank comprising a pre-oxidation tank, a first flocculation region, a second flocculation region, a particle return region, an effluent clarification region and a gas-water separation region, wherein the first flocculation region is located above the pre-oxidation region; the first flocculation region is surrounded by the second flocculation region; the second flocculation region is surrounded by the effluent clarification region; the pre-oxidation region is surrounded by the particle return region; the bottom of the pre-oxidation region is communicated with the particle return region; the upper part of the pre-oxidation region is communicated with the lower part of the first flocculation region; the upper part of the first flocculation region is communicated with the upper part of the second flocculation region; the second flocculation region is communicated with both the effluent clarification region and the particle return region; the gas-water separation region is located above the first flocculation region and the second flocculation region; and the gas-water separation region is communicated with both the first flocculation region and the second flocculation region. By using the gas stripping type aerobic clarification tank, efficient treatment such as biological pretreatment, chemical flocculation, physical sedimentation and the like on micro-polluted water is finished. Meanwhile, the floor area for water treatment is reduced, and high efficiency and low consumption are truly realized.
Description
Technical field
the utility model relates to a kind of water processing establishment, particularly a kind of settling pond.
Background technology
Settling pond principal mode in water technology has accelerator, plusator and circulatior clarifier, their ubiquity complex structures, the shortcoming such as processing efficiency is low, floor space is large.Along with earth surface water source water quality becomes increasingly complex, show SS slightly staining: the problems such as colourity is high, peculiar smell is large, ammonia nitrogen is high, organic concentration is high, algae reproduction.And traditional settling pond can not meet the processing water outlet requirement of micro-polluted source water, on the basis of filtering at traditional coagulating sedimentation at present generally, increase pretreatment technology and advanced treatment process completes processing requirements, but increase the tediously long complexity of technique after pre-treatment and advanced treatment, complex management, floor space is large.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of biological pre-oxidation, efficient flocculating, precipitation, clarifies the aerobic settling pond of air lift in one.
In order to solve the problems of the technologies described above, the utility model comprises preoxidation district, the first flocculation zone, the second flocculation zone, backflow of particles district and water outlet settling section gentle moisture abscission zone, the first flocculation zone is positioned at the top in preoxidation district, the second flocculation zone is looped around outside the first flocculation zone, water outlet settling section is looped around outside the second flocculation zone, backflow of particles district is looped around outside preoxidation district, the bottom in preoxidation district communicates with backflow of particles district, the top in preoxidation district communicates with the bottom of the first flocculation zone, the top of the first flocculation zone communicates with the top of the second flocculation zone, the second flocculation zone all communicates with water outlet settling section and backflow of particles district, gas-water separation district is positioned at the top of the first flocculation zone and the second flocculation zone, gas-water separation district all communicates with the first flocculation zone and the second flocculation zone, in described preoxidation district, be provided with aerating apparatus, in preoxidation district, be positioned at aerating apparatus above be connected with former water water inlet pipe and chemical feed pipe, aerating apparatus is connected with inlet pipe, the top in gas-water separation district is connected with vapor pipe, water outlet settling section be connected with rising pipe, backflow of particles district is connected with shore pipe.
In order further to improve effluent quality, in described preoxidation district, be provided with preoxidation filler, in the first flocculation zone and the second flocculation zone, be provided with grid, water outlet is provided with inclined plate sedimentation device in settling section.
Described preoxidation district is provided with the lower port that the upper port He Yu backflow of particles district that communicates with the first flocculation zone communicates; upper port and lower port are taper reducing; aerating apparatus is in the lower port in preoxidation district; chemical feed pipe extend in the upper port of pre-oxygen device; at Central Plains, preoxidation district water water inlet pipe between aerating apparatus and chemical feed pipe; the internal diameter at middle part, preoxidation district is identical with the large end internal diameter of upper port, and the internal diameter of the first flocculation zone is identical with the small end internal diameter of upper port.The first flocculation zone is effectively collected and flowed to the bubble in upper port Neng Jiang biological pre-oxidation district.Lower port not only can the sedimentation of concentration response device mud, and can well thickened sludge be refluxed, improve flocculating effect.
Described upper port with respect to horizontal tapering, be 60 degree, lower port is 45 degree with respect to horizontal tapering.
The beneficial effects of the utility model are: the utility model is owing to being provided with preoxidation district, the first flocculation zone, the second flocculation zone, backflow of particles district and water outlet settling section gentle moisture abscission zone; when processing water source; there is the various techniques such as biological pre-oxidation, efficient flocculating, precipitation, clarification, make effluent quality good.The utility model utilizes gas blow mixing effect to make flocculation agent fully and former water hybrid reaction, utilize air lift pump principle, the former water of gas lift and returned sluge participate in flocculation, replace mechanical stirring lifter, the mechanical lifting of axial-flow type impeller pump, the aeration of conventional settling pond that the oxygen of bio-contact oxidation needs is provided, completed efficient processing the such as Biological Pretreatment to micro-polluted water, chemical flocculation, physical sedimentation.Reduce water treatment floor space simultaneously, really accomplished efficient low-consume, also expanded the use range of settling pond.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: 1, vapor pipe, 2, gas-water separation district, 3, rising pipe; 4, the first flocculation zone, the 5, second flocculation zone, 6, water outlet settling section; 7, upper port, 8, backflow of particles district, 9, former water water inlet pipe; 10, aerating apparatus; 11, shore pipe, 12, lower port, 13, inlet pipe; 14, preoxidation district, 15, chemical feed pipe.
Embodiment
The aerobic settling pond of a kind of air lift as shown in Figure 1, it comprises preoxidation district 14, the first flocculation zone 4, the second flocculation zone 5, backflow of particles district 8 and water outlet settling section 6 gentle moisture abscission zone 2, the first flocculation zone 4 is positioned at the top in preoxidation district 14, the second flocculation zone 5 is looped around outside the first flocculation zone 4, water outlet settling section 6 is looped around outside the second flocculation zone 5, backflow of particles district 8 is looped around outside preoxidation district 14, the bottom in preoxidation district 14 communicates with backflow of particles district 8, the top in preoxidation district 14 communicates with the bottom of the first flocculation zone 4, the top of the first flocculation zone 4 communicates with the top of the second flocculation zone 5, the second flocculation zone 5 all communicates with water outlet settling section 6 and backflow of particles district 8, gas-water separation district 2 is positioned at the top of the first flocculation zone 4 and the second flocculation zone 5, gas-water separation district 2 all communicates with the first flocculation zone 4 and the second flocculation zone 5, in preoxidation district 14, be provided with aerating apparatus 10, in preoxidation district 14, be positioned at aerating apparatus 10 above be connected with former water water inlet pipe 9 and chemical feed pipe 15, aerating apparatus 10 is connected with inlet pipe 13, the top in gas-water separation district 2 is connected with vapor pipe 1, water outlet settling section 6 be connected with rising pipe 3, backflow of particles district 8 is connected with shore pipe 11.
Preoxidation district 14 is provided with the lower port 12 that the upper port 7 He Yu backflow of particles districts 8 that communicate with the first flocculation zone 4 communicate, upper port 7 and lower port 12 are taper reducing, taper reducing refers to that mouthful wall is conic tube, aerating apparatus 10 is in the lower port 12 in preoxidation district 14, chemical feed pipe 15 extend in the upper port 7 in preoxidation district 14, in preoxidation district, 14 Central Plains water water inlet pipes 9 are between aerating apparatus 10 and chemical feed pipe 15, the internal diameter at 14 middle parts, preoxidation district is identical with the large end internal diameter of the upper port 7 in preoxidation district 14, the internal diameter of the first flocculation zone 4 is identical with the small end internal diameter of the upper port 7 in preoxidation district 14.
Upper port 7 with respect to horizontal tapering, be 60 degree, lower port 12 is 45 degree with respect to horizontal tapering.Port with respect to horizontal tapering, refer to bus and the horizontal angle of corresponding port.
In order to hold to obtain better effect, on the basis of the specific embodiment shown in Fig. 1, can increase following structure: in preoxidation district, be provided with preoxidation filler, in the first flocculation zone and the second flocculation zone, be provided with grid, water outlet is provided with inclined plate sedimentation device in settling section.
Principle of work: the aerobic settling pond of this air lift is mainly for the water treatment of ubiquitous micro-polluted source water in earth surface water source, as reservoir water, Lake Water etc.The utility model in use, micro-polluted source water is introduced into preoxidation district 14, in this regional water ammonia nitrogen, cause under the effects of organism in microorganism such as look, smelly soil ulmin and obtain biological degradation, water after biological pre-oxidation is adding under the condition of flocculation agent, enter the first flocculation zone 4, flocculation reaction is carried out in the second flocculation zone 5, the flco producing after flocculation reaction 6 carries out mud-water separation in water outlet settling section, and the water after clarification flows out by rising pipe 3; Behind the bottom in the Ni Dao backflow of particles district 8 precipitating, a part comes back to the first flocculation zone 4 and the second flocculation zone 5 by preoxidation district 14 gas strippings through preoxidation district 14, participates in flocculation reaction, plays the effect of enhanced flocculation; Remaining mud is discharged by shore pipe 11, and the bubble that the gas stripping of whole device needs provides with the aerating apparatus 10 that the dissolved oxygen that biological pre-oxidation effect needs is connected by inlet pipe 13.
Claims (4)
1. the aerobic settling pond of air lift, it is characterized in that: comprise preoxidation district, the first flocculation zone, the second flocculation zone, backflow of particles district and water outlet settling section gentle moisture abscission zone, the first flocculation zone is positioned at the top in preoxidation district, the second flocculation zone is looped around outside the first flocculation zone, water outlet settling section is looped around outside the second flocculation zone, backflow of particles district is looped around outside preoxidation district, the bottom in preoxidation district communicates with backflow of particles district, the top in preoxidation district communicates with the bottom of the first flocculation zone, the top of the first flocculation zone communicates with the top of the second flocculation zone, the second flocculation zone all communicates with water outlet settling section and backflow of particles district, gas-water separation district is positioned at the top of the first flocculation zone and the second flocculation zone, gas-water separation district all communicates with the first flocculation zone and the second flocculation zone, in described preoxidation district, be provided with aerating apparatus, in preoxidation district, be positioned at aerating apparatus above be connected with former water water inlet pipe and chemical feed pipe, aerating apparatus is connected with inlet pipe, the top in gas-water separation district is connected with vapor pipe, water outlet settling section be connected with rising pipe, backflow of particles district is connected with shore pipe.
2. the aerobic settling pond of air lift according to claim 1, is characterized in that: in described preoxidation district, be provided with preoxidation filler, in the first flocculation zone and the second flocculation zone, be provided with grid, water outlet is provided with inclined plate sedimentation device in settling section.
3. the aerobic settling pond of air lift according to claim 1 and 2; it is characterized in that: described preoxidation district is provided with the lower port that the upper port He Yu backflow of particles district that communicates with the first flocculation zone communicates; upper port and lower port are taper reducing; aerating apparatus is in the lower port in preoxidation district; chemical feed pipe extend in the upper port of pre-oxygen device; at Central Plains, preoxidation district water water inlet pipe between aerating apparatus and chemical feed pipe; the internal diameter at middle part, preoxidation district is identical with the large end internal diameter of upper port, and the internal diameter of the first flocculation zone is identical with the small end internal diameter of upper port.
4. the aerobic settling pond of air lift according to claim 3, is characterized in that: described upper port with respect to horizontal tapering, be 60 degree, lower port is 45 degree with respect to horizontal tapering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306735.2U CN203904154U (en) | 2014-06-11 | 2014-06-11 | Gas stripping type aerobic clarification tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306735.2U CN203904154U (en) | 2014-06-11 | 2014-06-11 | Gas stripping type aerobic clarification tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203904154U true CN203904154U (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420306735.2U Expired - Fee Related CN203904154U (en) | 2014-06-11 | 2014-06-11 | Gas stripping type aerobic clarification tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203904154U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104016544A (en) * | 2014-06-11 | 2014-09-03 | 济南揵大环保技术有限公司 | Gas-stripping aerobic clarifier |
| CN104926047A (en) * | 2015-07-04 | 2015-09-23 | 苏州达泰佳机械科技有限公司 | Small-sized integrated sewage treatment equipment |
-
2014
- 2014-06-11 CN CN201420306735.2U patent/CN203904154U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104016544A (en) * | 2014-06-11 | 2014-09-03 | 济南揵大环保技术有限公司 | Gas-stripping aerobic clarifier |
| CN104926047A (en) * | 2015-07-04 | 2015-09-23 | 苏州达泰佳机械科技有限公司 | Small-sized integrated sewage treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20150611 |
|
| EXPY | Termination of patent right or utility model |