CN208917028U - A kind of PASG sewage-treatment plant - Google Patents
A kind of PASG sewage-treatment plant Download PDFInfo
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- CN208917028U CN208917028U CN201821574953.9U CN201821574953U CN208917028U CN 208917028 U CN208917028 U CN 208917028U CN 201821574953 U CN201821574953 U CN 201821574953U CN 208917028 U CN208917028 U CN 208917028U
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
A kind of PASG sewage-treatment plant, comprising: anaerobic process tank, packing layer, biochemical treatment tank, granular filler layer, separator tube.Sewage flows downward from the cavity I that water inlet flows into anaerobic process tank through packing layer, and sewage hydrolyzing is acidified by the anaerobic organism thallus in packing layer, and degradation removes COD.Sewage flows into separator tube after opening valve II and valve III, since separator tube is π character form structure, due to passing through two bending parts when sewage flows through herein, flow velocity is reduced, impurity thing in sewage can deposit gradually downward, to achieve the purpose that remove dirty impurities in water.It goes deimpurity sewage to flow into biochemical treatment tank by connecting tube II, removes ammonia nitrogen (NH3-N) and COD in sewage with the sustained release catalyst reaction depth in it after each granular filler layer.Purified sewage is flowed into water-purifying cavity by the mesh of partition, is discharged eventually by drainpipe.
Description
Technical field
The utility model relates to technical field of sewage, and in particular to a kind of PASG sewage-treatment plant.
Background technique
PASG is a kind of sewage treatment technology.Mainly it is made of two-stage treatment, the first order is anaerobic biochemical treatment, the
Second level is comprehensive biochemical treatment.Sewage in first order anaerobic biochemical treatment its flow through the packing layer containing anaerobic organism thallus,
Organic pollution materials in sewage are hydrolyzed by anaerobe, are acidified, and degradation, essential element carbon conversion is at carbon dioxide and methane
Gas is detached from water body, achievees the purpose that remove COD.Granular filler, the catalysis of graininess hard are filled in the biochemical treatment of the second level
There is sustained release catalyst to pass through nitrification and denitrification to control the direction of growth that dominant microflora is conducive to deamination phosphorus removing in filler
Ammonia nitrogen (NH3-N) and COD in equal procedural depths removal sewage.But due to containing a large amount of impurity substances, place in sewage
Exclusion can not be deposited in reason, so that the pipeline of plugging handling system is easy, to influence treatment effeciency.
Summary of the invention
The utility model provides a kind of raising water treatment quality, effectively will be dirty to overcome the shortcomings of the above technology
The PASG sewage-treatment plant for preventing system jams is discharged in impurities in water.
The utility model overcomes the technical solution used by its technical problem to be:
A kind of PASG sewage-treatment plant, comprising:
Anaerobic process tank, be internally provided with closed cavity I, and anaerobic process tank upper end is provided with to be connected with cavity I
For conveying the water inlet of sewage, the packing layer containing anaerobic organism thallus is provided in the cavity I；
Biochemical treatment tank is internally provided with closed cavity II, and being horizontally disposed in biochemical treatment tank has partition, the partition
Upper end is provided with the granular filler layer that several layers contain sustained release catalyst, is provided with several meshes on partition, the mesh it is interior
Diameter is less than the outer diameter of particulate matter in granular filler layer, and partition divides II lower end of cavity to form water-purifying cavity, drainpipe be connected into
Water cavity；
Separator tube, the vertical section for being connected to horizontal segment two sides vertically by horizontally disposed horizontal segment and respectively constitute π
The vertical section of character form structure, side is connected by connecting tube I with the bottom of anaerobic process tank, is equipped with valve in the connecting tube I
The vertical section of door II, the other side is connected by connecting tube II with the top of the cavity II in biochemical treatment tank, the connecting tube II
On valve III is installed, the vertical section bottom being connected with connecting tube I is provided with sewage draining exit I, is provided with blowdown on the sewage draining exit I
Valve I, with connecting tube II；Vertical section bottom even is provided with sewage draining exit II, and the sewage draining exit II is provided with blowdown valve II.
Above-mentioned anaerobic process tank lower end is provided with the detection pipe being connected with cavity I, is equipped with valve in the detection pipe
Ⅰ。
Granular filler layer has three layers, from top to bottom respectively goose soft rock layer, metalling and sand bed, goose soft rock in goose soft rock layer
Outer diameter be greater than the outer diameter of metalling medium stone, the outer diameter of metalling medium stone is greater than the outer diameter of the grains of sand in sand bed.
The pipeline inner wall upper end interval of above-mentioned horizontal segment is vertically arranged with several baffles I, the pipeline inner wall lower end of horizontal segment
Baffle II is vertically arranged between every two adjacent baffle I.
The beneficial effects of the utility model are: sewage flows into the cavity I in anaerobic process tank from water inlet through filler
Sulfate layer flows downhill is dynamic, and sewage hydrolyzing is acidified by the anaerobic organism thallus in packing layer, and degradation removes COD.Open valve II and valve
Sewage flows into separator tube after door III, since separator tube is π character form structure, due to passing through two bendings when sewage flows through herein
Position, flow velocity reduce, and the impurity thing in sewage can deposit gradually downward, to achieve the purpose that remove dirty impurities in water.
Impurities accumulation to a certain extent afterwards closes valve II and valve III, can will buffer after blowdown valve I and blowdown valve II are opened
The impurity thing of accumulation in pipe is discharged.Deimpurity sewage is gone to flow into biochemical treatment tank by connecting tube II, by each
Ammonia nitrogen (NH3-N) and COD in sewage are removed with the sustained release catalyst reaction depth in it after granular filler layer.Purified dirt
Water is flowed into water-purifying cavity by the mesh of partition, is discharged eventually by drainpipe.By being effectively removed to impurity thing in sewage,
The pipeline blockage for preventing sewage disposal system, improves treatment effeciency.
Detailed description of the invention
Fig. 1 is the main view the schematic diagram of the section structure of the utility model；
In figure, 1. anaerobic process tank, 2. cavity, I 3. water inlet, 4. packing layer, 5. detection pipe, 6. valve I, 7. connecting tube
I 8. horizontal segment, 9. vertical section, 10. valve, II 11. connecting tube, II 12. valve, III 13. sewage draining exit, I 14. blowdown valve I 15.
20. partition of sewage draining exit II 16. blowdown valve, II 17. baffle, I 18. baffle, II 19. biochemical treatment tank, 21. cavity II 22. is net
23. sand bed of water cavity, 24. metalling, 25. goose soft rock layer, 26. drainpipe.
Specific embodiment
1 pair of the utility model is described further with reference to the accompanying drawing.
A kind of PASG sewage-treatment plant, comprising: anaerobic process tank 1 is internally provided with closed cavity I 2, at anaerobism
Reason 1 upper end of tank is provided with the water inlet 3 for being used to convey sewage being connected with cavity I 2, is provided in cavity I 2 containing anaerobism
The packing layer 4 of biomass；Biochemical treatment tank 19 is internally provided with closed cavity II 21, and level is set in biochemical treatment tank 19
It is equipped with partition 20,20 upper end of partition is provided with the granular filler layer that several layers contain sustained release catalyst, if being provided on partition 20
Dry mesh, the internal diameter of mesh are less than the outer diameter of particulate matter in granular filler layer, and partition 20 divides II 21 lower end of cavity to be formed only
Water cavity 22, drainpipe 26 are connected to intake antrum 22；Separator tube is connected to vertically by horizontally disposed horizontal segment 8 and respectively
The vertical section 9 of 8 two sides of horizontal segment constitutes π character form structure, and the vertical section 9 of side passes through the bottom of connecting tube I 7 and anaerobic process tank 1
Portion is connected, and valve II 10 is equipped in connecting tube I 7, and the vertical section 9 of the other side passes through connecting tube II 11 and biochemical treatment tank
The top of cavity II 21 in 19 is connected, and valve III 12 is equipped in connecting tube II 11, it is vertical to be connected with connecting tube I 7
9 bottoms of section are provided with sewage draining exit I 13, blowdown valve I 14 are provided on sewage draining exit I 13, with connecting tube II 11；Vertical section even
9 bottoms are provided with sewage draining exit II 15, and sewage draining exit II 15 is provided with blowdown valve II 16.Sewage flows at anaerobism from water inlet 3
It flows downward in cavity I 2 in reason tank 1 through packing layer 4, sewage hydrolyzing is acidified by the anaerobic organism thallus in packing layer 4, drop
Solution removes COD.Sewage flows into separator tube after opening valve II 10 and valve III 12, since separator tube is π character form structure, because
Due to passing through two bending parts when this sewage flows through herein, flow velocity is reduced, and the impurity thing in sewage can deposit gradually downward,
To achieve the purpose that remove dirty impurities in water.Impurities accumulation to a certain extent afterwards closes valve II 10 and valve III 12
It closes, the impurity thing of the accumulation in separator tube can be discharged after blowdown valve I 14 and blowdown valve II 16 are opened.It goes deimpurity
Sewage is flowed into biochemical treatment tank 19 by connecting tube II 11, is catalyzed after each granular filler layer with the sustained release in it
Agent reaction depth removes the ammonia nitrogen (NH3-N) and COD in sewage.Purified sewage flows into water-purifying cavity by the mesh of partition 20
In 22, it is discharged eventually by drainpipe 26.By effectively removing to impurity thing in sewage, the pipeline of sewage disposal system is prevented
Blocking, improves treatment effeciency.
Further, above-mentioned 1 lower end of anaerobic process tank is provided with the detection pipe 5 being connected with cavity I 2, in detection pipe 5
Valve I 6 is installed.It can sewage and the micro- life of anaerobism after packing layer 4 by 5 discharge section of detection pipe after opening valve I 6
Whether object hydrolysis, acidification, the solution of degradation measure, facilitate observation sewage treatment up to standard.
Preferably, granular filler layer has three layers, from top to bottom respectively goose soft rock layer 25, metalling 24 and sand bed 23, goose
The outer diameter of goose soft rock is greater than the outer diameter of 24 medium stone of metalling in soft rock layer 25, and the outer diameter of 24 medium stone of metalling is greater than sand bed 23
The outer diameter of the middle grains of sand.By three-stage filtration, the desirable particle size in granular filler layer successively becomes smaller, and realizes filtering by coarse filtration to essence
The filtering step by step of filter, it is ensured that sufficiently reacted with sustained release catalyst, while improving filter effect.
Preferably, the pipeline inner wall upper end interval of horizontal segment 8 is vertically arranged with several baffles I 17, the pipeline of horizontal segment 8
Inner wall lower end is vertically arranged with baffle II 18 between every two adjacent baffle I 17.Several baffles I 17 of upper end with
The baffle II 18 of lower end constitutes maze-type structure, flow velocity when sewage flows through horizontal segment 8 can be reduced, to make in sewage
Magazine object can have sufficient time precipitating, improve pollution discharge capability.
Claims (4)
1. a kind of PASG sewage-treatment plant characterized by comprising
Anaerobic process tank (1), is internally provided with closed cavity I (2), and anaerobic process tank (1) upper end is provided with and cavity I (2)
What is be connected is used to convey the water inlet (3) of sewage, is provided with the packing layer containing anaerobic organism thallus in the cavity I (2)
(4)；
Biochemical treatment tank (19) is internally provided with closed cavity II (21), and being horizontally disposed in biochemical treatment tank (19) has partition
(20), partition (20) upper end is provided with the granular filler layer that several layers contain sustained release catalyst, and partition is provided on (20)
Several meshes, the internal diameter of the mesh are less than the outer diameter of particulate matter in granular filler layer, and partition (20) is by cavity II (21) lower end
Segmentation is formed water-purifying cavity (22), and drainpipe (26) is connected to water-purifying cavity (22)；
Separator tube is connected to the vertical section (9) of horizontal segment (8) two sides vertically by horizontally disposed horizontal segment (8) and respectively
π character form structure is constituted, the vertical section (9) of side is connected by connecting tube I (7) with the bottom of anaerobic process tank (1), the connection
Valve II (10) is installed, the vertical section (9) of the other side passes through in connecting tube II (11) and biochemical treatment tank (19) on pipe I (7)
Cavity II (21) top be connected, valve III (12) is installed on the connecting tube II (11), is connected with connecting tube I (7)
Vertical section (9) bottom is provided with sewage draining exit I (13), is provided with blowdown valve I (14) on the sewage draining exit I (13), with connecting tube II
(11)；Vertical section (9) bottom even is provided with sewage draining exit II (15), and the sewage draining exit II (15) is provided with blowdown valve II (16).
2. PASG sewage-treatment plant according to claim 1, it is characterised in that: anaerobic process tank (1) lower end is set
It is equipped with the detection pipe (5) being connected with cavity I (2), valve I (6) are installed on the detection pipe (5).
3. PASG sewage-treatment plant according to claim 1, it is characterised in that: granular filler layer has three layers, from upper and
It is down respectively goose soft rock layer (25), metalling (24) and sand bed (23), the outer diameter of goose soft rock is greater than rubble in goose soft rock layer (25)
The outer diameter of layer (24) medium stone, the outer diameter of metalling (24) medium stone are greater than the outer diameter of the grains of sand in sand bed (23).
4. PASG sewage-treatment plant according to claim 1, it is characterised in that: the pipeline inner wall of the horizontal segment (8)
Upper end interval is vertically arranged with several baffles I (17), and the pipeline inner wall lower end of horizontal segment (8) is located at every two adjacent baffle I
(17) baffle II (18) is vertically arranged between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574953.9U CN208917028U (en) | 2018-09-27 | 2018-09-27 | A kind of PASG sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574953.9U CN208917028U (en) | 2018-09-27 | 2018-09-27 | A kind of PASG sewage-treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208917028U true CN208917028U (en) | 2019-05-31 |
Family
ID=66707035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821574953.9U Active CN208917028U (en) | 2018-09-27 | 2018-09-27 | A kind of PASG sewage-treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208917028U (en) |
-
2018
- 2018-09-27 CN CN201821574953.9U patent/CN208917028U/en active Active
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