CN204550169U - Gas stripping type active sludge backflow potassium permanganate composites - Google Patents
Gas stripping type active sludge backflow potassium permanganate composites Download PDFInfo
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- CN204550169U CN204550169U CN201520256925.2U CN201520256925U CN204550169U CN 204550169 U CN204550169 U CN 204550169U CN 201520256925 U CN201520256925 U CN 201520256925U CN 204550169 U CN204550169 U CN 204550169U
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- sludge backflow
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- gas stripping
- potassium permanganate
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Abstract
The utility model relates to a kind of gas stripping type active sludge backflow potassium permanganate composites.This gas stripping type active sludge backflow potassium permanganate composites, comprise coagulation district, settling region and be located at the sludge backflow district in settling region, sludge backflow district is provided with gas stripping type sludge backflow device, gas stripping type sludge backflow device comprises the inflow sludge backflow groove that end-rack is located at above settling region, outflow end is located at side, coagulation district, sludge backflow concentrated flow enters bottom portion and inserts some stripping tubes, each stripping tube upper end is equipped with the air water separator being positioned at sludge backflow groove, all stretches into bottom settling region in each stripping tube lower port.The utility model structure is simple, less investment, and treatment effect is good, and the lifting of body refuse adopts stripping regime, does not destroy body refuse, and under aerobic conditions, body refuse keeps active, not easily corrupt; In addition, participate in flocculation by sludge backflow, improve flocculating effect and body refuse utilising efficiency, be particularly useful for the intensive treatment of low turbidity raw water.
Description
Technical field
The utility model belongs to Water purification and sewage treatment area, relates to a kind of settling tank, particularly a kind of gas stripping type active sludge backflow potassium permanganate composites.
Background technology
At present, along with the raw water quality more sophisticated of water treatment field is changeable, enhanced treatment primary stage has applied in engineering practice, wherein sludge backflow enhanced flocculation is applicable to a kind of effective means of low turbidity raw water enhanced flocculation, but current sludge backflow mainly leans on pump delivery and adds, and the character of body refuse easily changes, such as broken, or cause body refuse corruption to foul because setting up storage basin, be unfavorable for enhanced flocculation effect.
Summary of the invention
The technical problems to be solved in the utility model is the above-mentioned defect how overcoming prior art, provides a kind of gas stripping type active sludge backflow potassium permanganate composites.
The utility model is achieved through the following technical solutions:
This gas stripping type active sludge backflow potassium permanganate composites, comprise coagulation district, settling region and be located at the sludge backflow district in settling region, described sludge backflow district is provided with gas stripping type sludge backflow device, described gas stripping type sludge backflow device comprises the inflow sludge backflow groove that end-rack is located at above settling region, outflow end is located at side, coagulation district, described sludge backflow concentrated flow enters bottom portion and inserts some stripping tubes, described each stripping tube upper end is equipped with the air water separator being positioned at sludge backflow groove, all stretches into bottom settling region in described each stripping tube lower port.
As optimization, described stripping tube is made up of upper vertical tube, middle inclined tube and lower vertical tube, its for diameter be 100-200mm.In addition, middle inclined tube is consistent with lower vertical tube length, and is all shorter than vertical tube.Design like this, air lift effect is better.
As optimization, described lower vertical tube lower end is hydraucone formula.Design like this, effect is better.
As optimization, stretch into the aeration tube that diameter is 15-25mm in the hydraucone of described lower vertical tube lower end, described aeration tube and hydraucone junction, lower vertical tube lower end are provided with aeration head.Design like this, have aeration and oxygenation effect, result of use is better.
As optimization, described coagulation district comprises mechanical stirring mixing zone, 1 grade of mechanical stirring flocculation basin and 2 grades of mechanical stirring flocculation basins; Described settling region is tube settler, and it comprises effluent trough and heavy bucket.
As optimization, described sludge backflow groove outflow end is located at 1 grade of mechanical stirring flocculation basin and 2 grades of mechanical stirring flocculation basin sides, and is provided with body refuse slide valve in it.Design like this, is convenient to control quantity of reflux.
As optimization, the external body refuse concentration basin of described sludge backflow groove outflow end.Design like this, is convenient to remainder body refuse to be disposed to body refuse concentration basin, disposes after concentrated.
As optimization, described tube settler initiating terminal is provided with 2 water distributing areas, is respectively the first water distributing area and the second water distributing area; Described heavy bucket is located at immediately below the second water distributing area, and inserts stripping tube in it.Design like this, effect is better.
As optimization, also comprise and scrape to the fluid pressure type transmission mud scraper in heavy bucket continuously by tube settler pond bed mud slag, described fluid pressure type transmission mud scraper comprises driving part and scrapes mud part, wherein, driving part is located at the second water distributing area left side wall, scrapes mud part and is located at bottom tube settler.Design like this, can reduce and scrape the impact of mud action on flow-shape.
The beneficial effects of the utility model are:
The utility model structure is simple, less investment, and treatment effect is good, and the lifting of body refuse adopts stripping regime, does not destroy body refuse, and under aerobic conditions, body refuse keeps active, not easily corrupt; In addition, participate in flocculation by sludge backflow, improve flocculating effect and body refuse utilising efficiency, be particularly useful for the intensive treatment of low turbidity raw water.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this gas stripping type active sludge backflow potassium permanganate composites is described further:
Fig. 1 is the plan structure schematic diagram of this gas stripping type active sludge backflow potassium permanganate composites;
Fig. 2 is the main TV structure schematic diagram of this gas stripping type active sludge backflow potassium permanganate composites;
Fig. 3 is the structural representation of gas stripping type active sludge reflux in Fig. 2.
In figure: 1 be coagulation district, 1.1 be to be 1 grade of mechanical stirring flocculation basin, 1.3 be in mechanical stirring mixing zone, 1.2 2 grades of mechanical stirring flocculation basins, 2 be fluid pressure type transmission mud scraper for settling region, 2.1 be the first water distributing area, 2.2 is the second water distributing area, 2.3,2.4 be effluent trough, 2.5 be gas stripping type sludge backflow device, 3.1 be sludge backflow groove, 3.2 be stripping tube, 3.3 be air water separator, 3.4 be aeration tube, 3.5 be aeration head for heavy bucket, 3.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly understand, to develop simultaneously embodiment referring to accompanying drawing, the utility model is further described.
As shown in Figure 1-Figure 3, this gas stripping type active sludge backflow potassium permanganate composites, comprise coagulation district 1, settling region 2 and the sludge backflow district be located in settling region 2, described sludge backflow district is provided with gas stripping type sludge backflow device 3, described gas stripping type sludge backflow device 3 comprises inflow end-rack and is located at above settling region 2, outflow end is located at the sludge backflow groove 3.1 of side, coagulation district 1, described sludge backflow groove 3.1 flows into bottom portion and inserts 4 stripping tubes 3.2, each stripping tube 3.2 upper end is equipped with the air water separator 3.3 being positioned at sludge backflow groove 3.1, all stretch into bottom settling region 2 in described each stripping tube 3.2 lower port.
Concrete, described stripping tube 3.2 is made up of upper vertical tube, middle inclined tube and lower vertical tube, its for diameter be 150mm.
Concrete, described lower vertical tube lower end is hydraucone formula.
Concrete, stretch into the aeration tube 3.4 that diameter is 20mm in the hydraucone of described lower vertical tube lower end, described aeration tube 3.4 is provided with aeration head 3.5 with hydraucone junction, lower vertical tube lower end.
Concrete, described coagulation district 1 comprises 1.1,1 grade, mechanical stirring mixing zone mechanical stirring flocculation basin 1.2 and 2 grades of mechanical stirring flocculation basins 1.3; Described settling region 2 is tube settler, and it comprises effluent trough 2.4 and heavy bucket 2.5.
Concrete, described sludge backflow groove 3.1 outflow end is located at 1 grade of mechanical stirring flocculation basin 1.2 and 2 grades of mechanical stirring flocculation basin 1.3 sides, and is provided with body refuse slide valve in it.
Concrete, the external body refuse concentration basin of described sludge backflow groove 3.1 outflow end.
Concrete, described tube settler initiating terminal is provided with 2 water distributing areas, is respectively the first water distributing area 2.1 and the second water distributing area 2.2; Described heavy bucket 2.5 is located at immediately below the second water distributing area 2.2, and inserts stripping tube 3.2 in it.
Concrete, also comprise and tube settler pond bed mud slag is scraped to the fluid pressure type transmission mud scraper 2.3 in heavy bucket 2.5 continuously, described fluid pressure type transmission mud scraper 2.3 comprises driving part and scrapes mud part, wherein, driving part is located at the second water distributing area 2.2 left side wall, scrapes mud part and is located at bottom tube settler.
Principle of work:
Former water is introduced into coagulation district, and after dosing mechanically mixing, the body refuse with stripping reflux together successively enters 1 grade of mechanical stirring flocculation basin, 2 grades of mechanical stirring flocculation basins, backflow body refuse amount is according to raw water quality situation, reflux ratio is 1-2%Q, and backflow body refuse increases contact flocculation intensity, improves flocculating effect.
After flocculation terminates, current are evenly configured to tube settler through the first water distributing area and the second water distributing area, and mud mixture realizes mud-water separation in tube settler, and water outlet collects outflow from effluent trough, and body refuse sinks at the bottom of pond; Pond bed mud slag is scraped in the heavy bucket to settling tank initiating terminal second water distributing area by hydraulic driven mud scraper continuously, and adopt stripping tube to be promoted to sludge backflow groove, a part participates in flocculation reaction, and remainder is discharged into body refuse concentration basin, disposes after concentrated.
This gas stripping type active sludge backflow potassium permanganate composites, structure is simple, less investment, and the lifting of body refuse adopts stripping regime, does not destroy body refuse, and under aerobic conditions, body refuse keeps active, not easily corrupt; In addition, participate in flocculation by sludge backflow, improve flocculating effect and body refuse utilising efficiency, be particularly useful for the intensive treatment of low turbidity raw water.Can be used for transforming the potassium permanganate composites that conventional pumps backflow adds body refuse enhanced flocculation, also can set up the reaction of gas stripping type sludge backflow device enhanced flocculation on the basis of conventional flocculation sedimentation tank.Be widely used in the water-treatment technology field of water purification plant and Sewage Plant.
Above-mentioned embodiment is only concrete case of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent implementations of equivalent variations.But every do not depart from the prerequisite of the utility model know-why under, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, all should fall into scope of patent protection of the present utility model.
Claims (9)
1. a gas stripping type active sludge backflow potassium permanganate composites, comprise coagulation district, settling region and the sludge backflow district be located in settling region, described sludge backflow district is provided with gas stripping type sludge backflow device, it is characterized in that: described gas stripping type sludge backflow device comprises inflow end-rack and is located at above settling region, outflow end is located at the sludge backflow groove of side, coagulation district, described sludge backflow concentrated flow enters bottom portion and inserts some stripping tubes, described each stripping tube upper end is equipped with the air water separator being positioned at sludge backflow groove, all stretch into bottom settling region in described each stripping tube lower port.
2. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 1, is characterized in that: described stripping tube is made up of upper vertical tube, middle inclined tube and lower vertical tube, and its diameter is 100-200mm.
3. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 2, is characterized in that: described lower vertical tube lower end is hydraucone formula.
4. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 3, it is characterized in that: stretch into the aeration tube that diameter is 15-25mm in the hydraucone of described lower vertical tube lower end, described aeration tube and hydraucone junction, lower vertical tube lower end are provided with aeration head.
5. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 1, is characterized in that: described coagulation district comprises mechanical stirring mixing zone, 1 grade of mechanical stirring flocculation basin and 2 grades of mechanical stirring flocculation basins;
Described settling region is tube settler, and it comprises effluent trough and heavy bucket.
6. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 5, is characterized in that: described sludge backflow groove outflow end is located at 1 grade of mechanical stirring flocculation basin and 2 grades of mechanical stirring flocculation basin sides, and is provided with body refuse slide valve in it.
7. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 6, is characterized in that: the external body refuse concentration basin of described sludge backflow groove outflow end.
8. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 7, is characterized in that: described tube settler initiating terminal is provided with 2 water distributing areas, is respectively the first water distributing area and the second water distributing area;
Described heavy bucket is located at immediately below the second water distributing area, and inserts stripping tube in it.
9. gas stripping type active sludge backflow potassium permanganate composites as claimed in claim 8, it is characterized in that: also comprise and tube settler pond bed mud slag is scraped to the fluid pressure type transmission mud scraper in heavy bucket continuously, described fluid pressure type transmission mud scraper comprises driving part and scrapes mud part, wherein, driving part is located at the second water distributing area left side wall, scrapes mud part and is located at bottom tube settler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256925.2U CN204550169U (en) | 2015-04-27 | 2015-04-27 | Gas stripping type active sludge backflow potassium permanganate composites |
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| CN201520256925.2U CN204550169U (en) | 2015-04-27 | 2015-04-27 | Gas stripping type active sludge backflow potassium permanganate composites |
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| CN204550169U true CN204550169U (en) | 2015-08-12 |
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| CN201520256925.2U Expired - Fee Related CN204550169U (en) | 2015-04-27 | 2015-04-27 | Gas stripping type active sludge backflow potassium permanganate composites |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626721A (en) * | 2022-08-26 | 2023-01-20 | 江苏乾源环保科技有限公司 | Air-lift type active sludge backflow high-density sedimentation tank |
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2015
- 2015-04-27 CN CN201520256925.2U patent/CN204550169U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626721A (en) * | 2022-08-26 | 2023-01-20 | 江苏乾源环保科技有限公司 | Air-lift type active sludge backflow high-density sedimentation tank |
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| 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: 20150812 Termination date: 20160427 |