CN208762234U - A kind of biological contact oxidation plant and bio-contact oxidation system - Google Patents
A kind of biological contact oxidation plant and bio-contact oxidation system Download PDFInfo
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- CN208762234U CN208762234U CN201821111976.6U CN201821111976U CN208762234U CN 208762234 U CN208762234 U CN 208762234U CN 201821111976 U CN201821111976 U CN 201821111976U CN 208762234 U CN208762234 U CN 208762234U
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- contact oxidation
- biological contact
- oxidation plant
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- anoxic zones
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Abstract
A kind of biological contact oxidation plant and bio-contact oxidation system, including cylindrical tank, water inlet pipe and outlet pipe, the tank body is from top to bottom divided into water supply and drainage area, biochemical zone and aeration zone, the water supply and drainage area is divided by a partition to pool and drainage area, the partition extends downward into aeration zone and the biochemistry is divided into aerobic region and anoxic zones, aeration zone below the aerobic region and anoxic zones is interconnected, the aerobic region is equipped with filler frame, filler is provided in the filler frame, corresponding to the boring aeration pipeline for being uniformly placed with horizontal aperture obliquely in the aeration zone below the aerobic region, the cross-sectional area of the aerobic region is greater than the cross-sectional area of the anoxic zones；The effluent pipe mouth of the water inlet pipe be located above the aerobic region in pool, the water inlet pipe mouth of the outlet pipe is located in the drainage area above the anoxic zones.
Description
Technical field
The utility model relates to technical field of sewage, and in particular to a kind of biological contact oxidation plant and a kind of biology
Catalytic oxidation system.
Background technique
With the rapid growth of China's rural economy and stepping up for rural resident's living standard, the life of rural area
Sewage quantity significantly improves, according to measuring and calculating, national county, town, village displacement account for 50% or so of national total displacement.Compared to increasingly
For the sewage quantity of growth, countryside sewage treating is but seriously lagged, and most of sewage is directly discharged into surrounding body on the spot, causes river
The water environment pollutions such as stream, pool bring serious damage to Ecological Environment, directly threaten the health of mass peasants,
Hinder rural economic development.
The sewage discharge collection and treatment facility building-up work paid attention to and reinforce rural area are both to add in new countryside construction
Strong infrastructure construction promotes an important content of Village Redevelopment work and Rural Areas at Present living environment to improve in work
It is to be solved be most badly in need of, most urgent, most distinct issues, have important practical significance.
Due to country sewage have the characteristics that small scale, wide, dispersion, water quality and quantity variation greatly, biodegradability it is good, and agriculture
Village's regional population's residential density is low, and economic development falls behind, and most area does not have drainage pipeline networks, sewage centralized collection processing difficulty
Larger, in conjunction with the above feature, traditional urban sewage treatment process technology and tupe are not suitable for China's rural sewage treatment
Demand, thus need to be according to rural area the characteristics of, Combining with terrain landforms, select to adaptation to local conditions suitable rural area sewage disposal technology and
Mode can just efficiently solve countryside sewage treating problem.
Utility model content
Based on above-mentioned needs, the purpose of this utility model is to provide one kind to be suitable for small treating capacity, concentration variation range
The biological contact oxidation plant and bio-contact oxidation system of biggish rural domestic sewage treatment.
The utility model is achieved through the following technical solutions:
A kind of biological contact oxidation plant, including cylindrical tank, water inlet pipe and outlet pipe, the tank body from top to bottom according to
Secondary to be divided into water supply and drainage area, biochemical zone and aeration zone, the water supply and drainage area is divided by a partition to pool and drainage area, described
Partition extends downward into aeration zone and the biochemistry is divided into aerobic region and anoxic zones, the aerobic region and anoxic zone
Aeration zone below domain is interconnected, and the aerobic region is equipped with filler frame, is provided with filler in the filler frame, corresponding
The boring aeration pipeline of horizontal aperture obliquely, the aerobic zone are uniformly placed in aeration zone below the aerobic region
The cross-sectional area in domain is greater than the cross-sectional area of the anoxic zones；The effluent pipe mouth of the water inlet pipe is located at the aerobic zone
Giving in pool above domain, the water inlet pipe mouth of the outlet pipe is located in the drainage area above the anoxic zones.
Preferably, the biological contact oxidation plant further includes lifting device and sewage backflow device, the promotion dress
It sets including riser, be placed in the submersible sewage pump of riser lowest part and be placed in the reflux valve on the riser top, mentioned positioned at described
The riser outlet pipe of riser tube upper portion is connected with the return pipe of the sewage backflow device, the effluent pipe mouth position of the return pipe
In the top of the aerobic region.
Preferably, the lifting device includes two submersible sewage pumps, equipment is guaranteed using the using and the reserved interval Lifting scheme
Continuous operation.
Preferably, the aeration zone being located at below the anoxic zones is uniformly placed with boring aeration pipeline.
Preferably, the cross-sectional area of the aerobic region is the 2.5-4 of the cross-sectional area of the anoxic zones
Times.
Preferably, the cross-sectional area of the aerobic region is 4 times of the cross-sectional area of the anoxic zones.
Preferably, the anoxic zones are equipped with filler frame and the filler in filler frame.
Preferably, the filler is the formula helical packing of curtain structure gimp.
The boring aeration pipe road is equipped with venthole, and the venthole is interleaved in the boring aeration pipeline bilateral
Hole, blowing angle are 45 ° obliquely of horizontal direction.
A kind of bio-contact oxidation system, it is multiple above-mentioned including being connected in series or in parallel by its water inlet pipe and outlet pipe
Biological contact oxidation plant.
The present invention is relative to existing biological contact oxidation plant advantage:
1, biomembrane multi-stage reacting device described in the utility model is aerobic by the way that water inlet pipe and outlet pipe to be respectively arranged on
The top in region and anoxic zones, and the area ratio of aerobic region and anoxic zones is rationally set, make the intracorporal sewage tool of tank
There is similar pulling flow type flow pattern, increases the walking length of sewage, avoid short circuit, greatly improve the treatment effeciency of sewage；
Simultaneously by the calculating of upflow velocity, the shape and structure of the anoxic zones between partition and tank body is rationally set so that sludge and
The mixture of water can smoothly enter into next stage sewage-treatment plant.
2, biomembrane multi-stage reacting device described in the utility model is all provided with below the aerobic region and anoxic zones
Boring aeration pipeline is set, so that sludge yield is extremely low in Biochemical pot.Further the venthole of the boring aeration pipeline 5 is gone out
Gas direction be it is horizontal a small amount of sludge of 1 bottom of tank body can be stirred evenly obliquely so that 1 bottom of tank body is without sludgd deposition, because
And mitigates and sludge bulking is even not present.
3, biomembrane multi-stage reacting device described in the utility model is equipped in the aerobic region and anoxic zones fills out
Material and its filler frame allow biomembrane multi-stage reacting device described in the utility model according to handled sewage or black smelly
The water quality of water body is different, and selection intakes in aerobic region or intakes in anoxic zones, increases the popularity that the present apparatus uses.
4, a kind of multi-stage biofilm multi-stage reacting device described in the utility model, when multiple biological contact oxidation plant strings
When coupling in sewage-treatment plant, to different biological contact oxidation plants according to sewage treatment require be sequentially loaded into it is identical or
Different fillers can carry out repetitious aerobic and anoxic treatment to sewage, realize multistage nitration denitrification alternate cycles,
The nitric efficiency of system is substantially increased, the sewage being finally discharged can be made to reach the national standards such as level-one B, level-one A；When multiple
When vertical Biochemical pot parallel connection accesses, a large amount of sewage can be handled simultaneously, greatly improve the treatment scale and efficiency of sewage.This
Biomembrane multi-stage reacting device described in utility model is especially more demanding in effluent quality, and the limited region of land used has wide
Wealthy prospect of the application.
Detailed description of the invention:
Fig. 1 is a kind of a kind of front sectional view of embodiment of biological contact oxidation plant；
Fig. 2 is a kind of overhead sectional view of biological contact oxidation plant another kind embodiment；
Fig. 3 is a kind of A-A direction view of a kind of embodiment of biological contact oxidation plant in Fig. 2；
Fig. 4 is a kind of B-B direction view of a kind of embodiment of biological contact oxidation plant in Fig. 2.
1- cylindrical tank, 11- water supply and drainage area, 111- is to pool, the drainage area 112-, the biochemical zone 12-, the aerobic zone 121-
Domain, 122- anoxic zones, 123- filler, 124- filler frame, the aeration zone 13-；2- water inlet pipe, 3- outlet pipe, 4- partition, 5- are worn
Hole aerating pipelines, 7- lifting device, 71- riser, the first riser of 711-, the second riser of 712-, 72- submersible sewage pump, 721-
First submersible sewage pump, the second submersible sewage pump of 722-, 73- reflux valve, the first reflux valve of 731-, the second reflux valve of 732-；8- sewage backflow
Device, 81- return pipe.
Specific embodiment
As shown in Figs 1-4, a kind of biological contact oxidation plant, including cylindrical tank 1, water inlet pipe 2 and outlet pipe 3, institute
It states tank body 1 and from top to bottom (vertically) is divided into water supply and drainage area 11, biochemical zone 12 and aeration zone 13, the water supply and drainage area
11 are divided by a partition 4 for pool 111 and drainage area 112, and the partition 4 extends downward into aeration zone 13 and by the biochemical zone
12 points are aerobic region 121 and anoxic zones 122, and the aeration zone of 122 lower section of the aerobic region 121 and anoxic zones is mutual
Connection, the filler 123 that the aerobic region 121 is equipped with filler frame 124 and is arranged inside it are located at the aerobic region
Boring aeration pipeline 5 is uniformly placed in the aeration zone 13 of 121 lower sections, the cross-sectional area of the aerobic region 121 is greater than institute
State the cross-sectional area of anoxic zones 122；The effluent pipe mouth of the water inlet pipe 2 is located at the water supply of 121 top of aerobic region
In area 111, the water inlet pipe mouth of the outlet pipe 3 is located in the drainage area 112 of 123 top of anoxic zones.The tank body 1
Using the glass steel material for passing through Mechanical entanglement machine-shaping, this kind of material is light and hard, high mechanical strength, and performance is stablized, resistance to
Corrosion, anti-pressure ability is strong, and under equality strength, 1 wall thickness of tank body reduces, and reduces equipment cost.The water inlet pipe 2 and go out
Water pipe 3 is all made of corrosion-resistant, resistance to compression impact resistance, without secondary pollution, performance stablizes PE material with long service life.The partition 4
Design so that the biological contact oxidation plant has the function of anoxic and aerobic, water inlet pipe 2 and the difference of outlet pipe 3 simultaneously
Set on the top of aerobic region 121 and anoxic zones 122, this kind of structure design also makes the sewage in tank body 1 have similar plug-flow
Formula flow pattern, the arrow direction as shown in Fig. 1 or 4 are water (flow) direction, increase the walking length of sewage, avoid short circuit, greatly
Ground improves the treatment effeciency of sewage；Simultaneously by the calculating of upflow velocity, the anoxic between partition 4 and tank body 1 is rationally set
The shape and structure in region 122, so that the mixture of sludge and water can smoothly enter into next stage sewage-treatment plant.Due to the perforation
The venthole outgassing direction of aerating pipelines 5 obliquely, can stir evenly a small amount of sludge of 1 bottom of tank body, so that tank for level
1 bottom of body mitigates and sludge bulking is even not present without sludgd deposition.
As a preferred option, as shown in Figs 1-4, the biological contact oxidation plant further includes lifting device 7 and sewage
Reflux unit 8, the lifting device 7 include riser 71, are placed in the submersible sewage pump 72 of riser lowest part and are placed in the promotion
The reflux valve 73 on 71 top of pipe, positioned at the riser outlet pipe on 71 top of riser and returning for the sewage backflow device 8
Flow tube 81 is connected, and the effluent pipe mouth of the return pipe 81 is located at the top of the aerobic region.This kind designs so that sewage can
To carry out multiple aerobic and anoxic treatment inside biological contact oxidation plant, multistage nitration denitrification alternate cycles are realized,
Substantially increase the nitric efficiency of system.
As a preferred option, the lifting device 7 includes the first submersible sewage pump for being placed in 711 lowest part of the first riser
721 and it is placed in first reflux valve 731 on 711 top of the first riser, is placed in the second of 712 lowest part of the second riser
Submersible sewage pump 722 and the second reflux valve 732 for being placed in 712 top of the second riser；First submersible sewage pump 721 and described
Two submersible sewage pumps 722 guarantee equipment continuously-running using the using and the reserved interval Lifting scheme.
As a preferred option, level is also uniformly placed in the aeration zone of 122 lower section of anoxic zones to open obliquely
The boring aeration pipeline (not shown) in the hole boring aeration pipeline, can be right independently of the boring aeration pipeline 5 of aerobic region
A small amount of sludge of 122 bottom of anoxic zones carry out it is intermittent stirs evenly so that 1 bottom of tank body is without sludgd deposition, thus mitigate very
To there is no sludge bulkings.
As a preferred option, the cross-sectional area of the aerobic region 121 is 122 cross-sectional area of anoxic zones
2.5-4 again.
As a preferred option, the cross-sectional area of the aerobic region 121 is 122 cross-sectional area of anoxic zones
4 times.As a preferred option, it is equipped with filler and its filler frame in the aerobic region 121 and anoxic zones 122, made
Obtaining biomembrane multi-stage reacting device described in the utility model can be according to the water quality of handled sewage or black and odorous water difference, choosing
It selects and intakes in aerobic region 121 or intake in anoxic zones 122, increase the popularity that the present apparatus uses.
As a preferred option, the pack length (vertically) of the aerobic region 121 and filling out for the anoxic zones 122
Expect that length (vertically) is identical, preferably, 123 length of filler (vertically) of aerobic region 121 is anoxic zones 122
1.5-3 times of pack length (vertically).Preferably, 121 filler of aerobic region, 123 length (vertically) is anoxic zones 122
2 times of pack length (vertically).Aerobic region 121 and anoxic zones 122 are divided using reasonable volume, processing side
Just, also make sewage in tank body 1 that there is pulling flow type flow pattern, increase the walking length of sewage, avoid short circuit, greatly improve
The treatment effeciency of sewage；The mixture of sludge and water can be made to can smoothly enter into next stage sewage-treatment plant simultaneously.
As a preferred option, the filler 123 is the formula helical packing of curtain structure gimp.The filler 123 is special type
Fiber is machined to be fabricated, and hydrophilic adsorption ability is strong, large specific surface area, and porosity is high, and biofilm is fast, easy for installation,
Substantially save working hour and the expense of installation；And anti-variation water quality ability is strong, and has efficient denitrogenation, dephosphorization ability, therefore
The installation of gimp formula filler can also greatly improve the removal ability of pollutant.The boring aeration pipeline 5 is evenly spaced in curtain
Below the helical packing of formula structure gimp formula, not only oxygen supply is abundant, but also plays agitaion to biomembrane, accelerates biomembrane
Update, improve biomembrane activity, while being aerated the turbulent flow of formation, also connect the biomembrane being fixed on filler 123
It is continuous, be equably in contact with sewage so that bio-contact oxidation is more abundant.
As a preferred option, the boring aeration pipeline 5 is equipped with the changeable venthole of diameter, and the venthole exists
5 bilateral of boring aeration pipeline interlocks aperture, and blowing angle is 45 ° obliquely of horizontal direction.Due to boring aeration pipeline 5
Opening direction is 45 ° of horizontal direction obliquely downward, therefore can sufficiently stir evenly tank bottom sludge, and tank bottom is without sludgd deposition, because without depositing
In sludge bulking.
A kind of bio-contact oxidation system, including the multiple institutes being connected in series or in parallel by its water inlet pipe 2 and outlet pipe 3
State biological contact oxidation plant.It is right when the series connection of multiple biological contact oxidation plants accesses in the bio-contact oxidation system
Different biological contact oxidation plants requires to be sequentially loaded into identical or different filler according to sewage treatment, can carry out to sewage
Repetitious aerobic and anoxic treatment realizes multistage nitration denitrification alternate cycles, substantially increases the nitric efficiency of system,
The sewage being finally discharged can be made to reach the national standards such as level-one B, level-one A, when multiple biological contact oxidation plants are in parallel
When access, a large amount of sewage can be handled simultaneously, greatly improve the treatment scale and efficiency of sewage.It is described in the utility model
Biological contact oxidation plant and bio-contact oxidation system are especially more demanding in effluent quality, and the limited region of land used has
Wide prospect of the application.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.In addition, it should be understood that although this specification is described in terms of embodiments, but not each reality
It applies mode only to contain an independent technical solution, this description of the specification is merely for the sake of clarity, this field skill
Art personnel should consider the specification as a whole, and the technical solutions in the various embodiments may also be suitably combined, form ability
The other embodiments that field technique personnel are understood that.
Claims (25)
1. a kind of biological contact oxidation plant, which is characterized in that including cylindrical tank, water inlet pipe and outlet pipe, the tank body
From top to bottom be divided into water supply and drainage area, biochemical zone and aeration zone, the water supply and drainage area be divided into pool by a partition and
Drainage area, the partition extends downward into aeration zone and the biochemistry is divided into aerobic region and anoxic zones, described aerobic
Aeration zone below region and anoxic zones is interconnected, and the aerobic region is equipped with filler frame, sets in the filler frame
It is equipped with filler, corresponding to the boring aeration pipe for being uniformly placed with horizontal aperture obliquely in the aeration zone below the aerobic region
Road, the cross-sectional area of the aerobic region are greater than the cross-sectional area of the anoxic zones；The effluent pipe mouth of the water inlet pipe
Giving in pool above the aerobic region, the water inlet pipe mouth of the outlet pipe is located at the draining above the anoxic zones
In area.
2. biological contact oxidation plant as described in claim 1, which is characterized in that further include lifting device and sewage backflow dress
It sets, the lifting device includes riser, the submersible sewage pump for being placed in riser lowest part and the adverse current for being placed in the riser top
Valve, the riser outlet pipe positioned at the riser top are connected with the return pipe of the sewage backflow device, the reflux
The effluent pipe mouth of pipe is located at the top of the aerobic region.
3. biological contact oxidation plant as claimed in claim 2, which is characterized in that the lifting device includes two latent dirts
Pump guarantees equipment continuous operation using the using and the reserved interval Lifting scheme.
4. the biological contact oxidation plant as described in one of claim 1-3, which is characterized in that be located at below the anoxic zones
Aeration zone be uniformly placed with boring aeration pipeline.
5. the biological contact oxidation plant as described in one of claim 1-3, which is characterized in that the cross section of the aerobic region
Area is 2.5-4 times of the cross-sectional area of the anoxic zones.
6. biological contact oxidation plant as claimed in claim 4, which is characterized in that the cross-sectional area of the aerobic region is
2.5-4 times of the cross-sectional area of the anoxic zones.
7. the biological contact oxidation plant as described in one of claim 1-3,6, which is characterized in that the aerobic region it is transversal
Face area is 4 times of the cross-sectional area of the anoxic zones.
8. biological contact oxidation plant as claimed in claim 4, which is characterized in that the cross-sectional area of the aerobic region is
4 times of the cross-sectional area of the anoxic zones.
9. biological contact oxidation plant as claimed in claim 5, which is characterized in that the cross-sectional area of the aerobic region is
4 times of the cross-sectional area of the anoxic zones.
10. the biological contact oxidation plant as described in one of claim 1-3,6,8-9, which is characterized in that the anoxic zones
Filler equipped with filler frame and in filler frame.
11. biological contact oxidation plant as claimed in claim 4, which is characterized in that the anoxic zones are equipped with filler frame
With the filler being located in filler frame.
12. biological contact oxidation plant as claimed in claim 5, which is characterized in that the anoxic zones are equipped with filler frame
With the filler being located in filler frame.
13. biological contact oxidation plant as claimed in claim 7, which is characterized in that the anoxic zones are equipped with filler frame
With the filler being located in filler frame.
14. the biological contact oxidation plant as described in one of claim 1-3,6,8-9,11-13, which is characterized in that described to fill out
Material is the formula helical packing of curtain structure gimp.
15. biological contact oxidation plant as claimed in claim 4, which is characterized in that the filler is curtain structure gimp formula
Helical packing.
16. biological contact oxidation plant as claimed in claim 5, which is characterized in that the filler is curtain structure gimp formula
Helical packing.
17. biological contact oxidation plant as claimed in claim 7, which is characterized in that the filler is curtain structure gimp formula
Helical packing.
18. biological contact oxidation plant as claimed in claim 10, which is characterized in that the filler is curtain structure gimp formula
Helical packing.
19. the biological contact oxidation plant as described in one of claim 1-3,6,8-9,11-13,15-18, which is characterized in that
Boring aeration pipe road is equipped with venthole, and the venthole interlocks aperture in the boring aeration pipeline bilateral, aperture angle
Degree is 45 ° obliquely of horizontal direction.
20. biological contact oxidation plant as claimed in claim 4, which is characterized in that the boring aeration pipe road is equipped with out
Stomata, the venthole interlock aperture in the boring aeration pipeline bilateral, and blowing angle is 45 ° obliquely of horizontal direction.
21. biological contact oxidation plant as claimed in claim 5, which is characterized in that the boring aeration pipe road is equipped with out
Stomata, the venthole interlock aperture in the boring aeration pipeline bilateral, and blowing angle is 45 ° obliquely of horizontal direction.
22. biological contact oxidation plant as claimed in claim 7, which is characterized in that the boring aeration pipe road is equipped with out
Stomata, the venthole interlock aperture in the boring aeration pipeline bilateral, and blowing angle is 45 ° obliquely of horizontal direction.
23. biological contact oxidation plant as claimed in claim 10, which is characterized in that the boring aeration pipe road is equipped with out
Stomata, the venthole interlock aperture in the boring aeration pipeline bilateral, and blowing angle is 45 ° obliquely of horizontal direction.
24. biological contact oxidation plant as claimed in claim 14, which is characterized in that the boring aeration pipe road is equipped with out
Stomata, the venthole interlock aperture in the boring aeration pipeline bilateral, and blowing angle is 45 ° obliquely of horizontal direction.
25. a kind of bio-contact oxidation system, which is characterized in that including being connected in series or in parallel by its water inlet pipe and outlet pipe
One of multiple claim 1-24 described in biological contact oxidation plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821111976.6U CN208762234U (en) | 2018-07-13 | 2018-07-13 | A kind of biological contact oxidation plant and bio-contact oxidation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821111976.6U CN208762234U (en) | 2018-07-13 | 2018-07-13 | A kind of biological contact oxidation plant and bio-contact oxidation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208762234U true CN208762234U (en) | 2019-04-19 |
Family
ID=66129383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821111976.6U Expired - Fee Related CN208762234U (en) | 2018-07-13 | 2018-07-13 | A kind of biological contact oxidation plant and bio-contact oxidation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208762234U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114315010A (en) * | 2020-12-01 | 2022-04-12 | 深圳禾众环境科技有限公司 | Water treatment equipment and water treatment system |
| CN114380455A (en) * | 2020-12-01 | 2022-04-22 | 深圳禾众环境科技有限公司 | Water treatment system |
-
2018
- 2018-07-13 CN CN201821111976.6U patent/CN208762234U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114315010A (en) * | 2020-12-01 | 2022-04-12 | 深圳禾众环境科技有限公司 | Water treatment equipment and water treatment system |
| CN114380455A (en) * | 2020-12-01 | 2022-04-22 | 深圳禾众环境科技有限公司 | Water treatment system |
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Granted publication date: 20190419 Termination date: 20200713 |