CN208292735U - A kind of Biological Pretreatment reactor of the micro- reoxygenation in surface - Google Patents
A kind of Biological Pretreatment reactor of the micro- reoxygenation in surface Download PDFInfo
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- CN208292735U CN208292735U CN201721305920.XU CN201721305920U CN208292735U CN 208292735 U CN208292735 U CN 208292735U CN 201721305920 U CN201721305920 U CN 201721305920U CN 208292735 U CN208292735 U CN 208292735U
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Abstract
A kind of Biological Pretreatment reactor of the micro- reoxygenation in surface of the utility model, is related to technical field of sewage.Aiming at the problem that existing pulling flow type or up-flow processing method are difficult to reach ideal wastewater treatment efficiency.Multiple baffle plate assemblies are arranged in arranged side by side and interval in the shell of reactor, and baffle plate assembly includes vertical and spaced flow apron and hydraulic barrier, and the two is corrugated sheet；Flow apron top is concordant with sidewall of reactor top, the setting of the bottom interval of its bottom end and reactor, the bottom end of hydraulic barrier is connected to reactor bottom, and top is lower than flow apron top, and the diversion chamber being connected and anaerobic hydrolysis reaction chamber that the two is formed communicate with atmosphere.
Description
Technical field
The utility model relates to technical field of sewage, in particular to the Biological Pretreatment of a kind of micro- reoxygenation in surface is reacted
Device.
Background technique
In recent years, with the development of chemical & blended fabric and staining technique, more and more PVA slurries, rayon alkaline solution are (adjacent
Phthalic acid substance etc.), the organic matters of the bio-refractories such as new dye auxiliary agent largely enter in dyeing waste water, further drop
The low biodegradability of dyeing waste water, causes the COD removal rate of original biological treatment system to decline.
Anaerobic hydrolysis-acidification is a kind of organic wastewater with difficult degradation thereby commonly processing technique, common anaerobic hydrolysis reactor shape
Formula mainly has common pulling flow type and up-flow.Common pulling flow type anaerobic reactor turbulent water is smaller, and sewage and sludge cannot be very
Good mixing, need to increase agitating device to improve water body fluidised form, be easy to cause the loss of anaerobic sludge；Up-flow anaerobic reaction
Device, such as upflow anaerobic sludge blanket process (abbreviation UASB), its organic loading is high, without stirring for sludge reflux equipment, in reactor
Without adding carrier, dross blocking is avoided, but the reactor exists sensitive to water quality simultaneously, reaches as high as 70%~80%
The disadvantages of short stream, the sludge acclimatization time is long.As it can be seen that due to the diversity of dyeing and printing products and technique, dyeing waste water complicated component,
Processing difficulty is increasing, and existing single treatment method is extremely difficult to ideal wastewater purifying efficiency.
Summary of the invention
For dyeing waste water complicated component, processing difficulty increases, and existing pulling flow type or up-flow processing method are difficult to
The problem of reaching ideal wastewater treatment efficiency.The purpose of the utility model is to provide a kind of Biological Pretreatment of the micro- reoxygenation in surface is anti-
Answer device, flow apron and multiple compartments communicated for being formed in reactor inner cavity of hydraulic barrier with waveform configuration, water flow because
Turbulent flow is generated for the regular scaling of compartment internal channel, plays the role of being stirred, keeps sewage anti-with Biological Pretreatment
It answers the anaerobe in device to come into full contact with, reduces the use of mixing agitator, reduce energy consumption, and due to each compartment
Directly being communicated with atmosphere, middle and upper part is in micro- aerobic state due to air reaeration in compartment, be conducive to the growth of amphimicrobe,
Amphimicrobe is conducive to degradation and the metabolic activity of organic matter, improves the biodegradability of sewage.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of Biological Pretreatment of the micro- reoxygenation in surface
Reactor, the Biological Pretreatment reactor are the cabinet of an open top, and the top of one side wall of cabinet is equipped with water inlet
Mouthful, the top of side wall corresponding thereto is equipped with water outlet, and the water inlet is higher than the water outlet；
Several baffle plate assemblies are arranged in arranged side by side and interval between the water inlet and water outlet of the Biological Pretreatment reactor, often
A baffle plate assembly includes vertical and spaced flow apron and hydraulic barrier, and the flow apron is close to the water inlet
Mouth setting, the hydraulic barrier is arranged close to the water outlet, and the flow apron and the hydraulic barrier are corrugated sheet,
The top of the flow apron is concordant with the top of the Biological Pretreatment sidewall of reactor, the bottom end of the flow apron and institute
The bottom interval setting of Biological Pretreatment reactor is stated, the bottom end of the hydraulic barrier is connected to the Biological Pretreatment reactor
Bottom, the top of the hydraulic barrier is lower than the flow apron top；
Gap and adjacent between the flow apron and the Biological Pretreatment sidewall of reactor of the water inlet
Gap between two baffle plate assemblies is respectively formed a diversion chamber, the flow apron and baffling of each baffle plate assembly
Space between baffle is respectively formed an anaerobic hydrolysis reaction chamber, the diversion chamber and the anaerobic hydrolysis reacting chamber space every setting
It sets, and the top of the diversion chamber and the anaerobic hydrolysis reaction chamber is communicated with atmosphere.
Preferably, elastic solid filler is arranged in Biological Pretreatment reactor inner cavity.
Preferably, the flow apron is continuously arranged by vertically arranged support column one and along one short transverse of support column
Several first folded plates composition of column, the hydraulic barrier is by vertically arranged support column two and along two short transverse of support column
Continuously arranged several second folded plate compositions, and the cross section of first folded plate and second folded plate is isoceles triangle
Shape；The support column one is arranged close to the water inlet, and the corner portion of first folded plate is arranged close to the water outlet, described
Support column two is arranged close to the water outlet, and the corner portion of second folded plate is arranged close to the water inlet.
Preferably, first folded plate and the angle α of the second folded plate corner portion are 90 °~120 °.
Preferably, first folded plate and the angle α of the second folded plate corner portion are 120 °.
Preferably, the wave crest and trough of first folded plate and second folded plate are symmetrical arranged.
It preferably, is socket joint between the flow apron, the hydraulic barrier and the Biological Pretreatment reactor wall
Formula is flexibly connected or is welded and fixed.
Preferably, the bottom of each anaerobic hydrolysis reaction chamber is equipped with mud discharging mouth, and the water outlet, which is connected with, to catchment
Slot.
The effect of the utility model is: the Biological Pretreatment reactor of the micro- reoxygenation in the surface of the utility model, its shell
Several baffle plate assemblies are arranged in arranged side by side in vivo and interval, and each baffle plate assembly is kept off by the flow apron and baffling for being spaced and being staggered
Board group is at Biological Pretreatment reactor inner cavity is divided into several diversion chamber being connected with hydraulic barrier by several pairs of flow aprons
With anaerobic hydrolysis reaction chamber, it is equivalent to several miniature upflow anaerobic sludge blanket process and is arranged in series；Sewage enters from the inlet biology
After preatreating reactors, diversion chamber and anaerobic hydrolysis reaction chamber are sequentially entered, since each compartment is directly communicated with atmosphere, when
When using elastic solid filler as biofilm carrier in Biological Pretreatment reactor, in compartment middle and upper part due to air reaeration and
In micro- aerobic state, be conducive to the growth of amphimicrobe, amphimicrobe is using the substance and dissolved oxygen for containing compound state as electricity
Sub- receptor carries out organic matter degradation and metabolic activity, while carrying out the degradation of graininess organic matter, and the water after purified treatment flows through
Water outlet discharge improves water outlet pH value, reduction pair moreover, amphimicrobe can also decompose the small organic molecules such as organic acid in water
The impact of subsequent aerobic device；The Biological Pretreatment reactor has the flow apron and baffling gear of waveform configuration by setting
Plate makes Biological Pretreatment reactor have good hydraulic characteristic, respectively every indoor water flow because of the regular scaling in channel
Turbulent flow is generated, plays the role of being stirred, sewage is enable sufficiently to connect with the anaerobe in Biological Pretreatment reactor
Touching, reduces the use of mixing agitator, reduces energy consumption, moreover, the Biological Pretreatment reactor is made by dynamics measure
At its interior fluid mediums turbulence and form vortex and improve mass transfer using eddy diffusivity and Convention diffusion come Accelerative mass transfer
Efficiency improves the biodegradability of dyeing waste water and the removal rate of COD, and reduces influence of the organic acid to subsequent reactor；
As it can be seen that water flow makees baffling flowing up and down along hydraulic barrier in Biological Pretreatment reactor, it is each close every indoor hydraulic characteristic(s)
It is similar to be thoroughly mixed formula anaerobic reactor, and the fluidised form of entire Biological Pretreatment reactor is then similar to pulling flow type anaerobic reaction
Device, the Biological Pretreatment reactor a variety of anaerobic hydrolysis modes can combine carry out sewage treatment, improve sewage treatment effect
Fruit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Biological Pretreatment reactor of the micro- reoxygenation in surface of an embodiment of the present invention；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Figure label is as follows:
Biological Pretreatment reactor 10；Water inlet 11；Water outlet 12；Mud discharging mouth 15；Catch basin 16；Baffle plate assembly 20；It leads
Flow baffle 21；One 21a of support column；First folded plate 21b；Hydraulic barrier 22；Two 22a of support column；Second folded plate 22b；Diversion chamber a；
Anaerobic hydrolysis reaction chamber b.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to the utility model proposes a kind of micro- reoxygenation in surface Biological Pretreatment
Reactor is described in further detail.According to following explanation and claims, the advantages of the utility model and feature will more
It is clear.It should be noted that attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, apparent
Ground aids in illustrating the purpose of the utility model embodiment.For sake of convenience, "upper" described below, "lower", "left", "right" with
The direction of the upper and lower, left and right of attached drawing is consistent, but this can't be the limitation of technical solutions of the utility model.
Illustrate the Biological Pretreatment reactor 10 of the micro- reoxygenation in surface of the utility model, dotted line in Fig. 2 in conjunction with Fig. 1 to Fig. 2
Arrow direction is drainage flow direction, and the Biological Pretreatment reactor 10 of the present embodiment is rectangular shape and open top
Cabinet, i.e. top of the box communicates with atmosphere, as shown in Fig. 2, being equipped with water inlet at the top of 10 left side wall of Biological Pretreatment reactor
Mouthfuls 11, water outlet 12 is equipped at the top of right side wall, and water level of intaking is higher than water outlet water level；Between water inlet 11 and water outlet 12 simultaneously
Column and interval setting three baffle plate assemblies 20, the both ends of baffle plate assembly 20 be fixed on Biological Pretreatment reactor 10 be not provided with into
On the side wall of the mouth of a river 11 and water outlet 12；Each baffle plate assembly 20 includes vertical and spaced flow apron 21 and baffling gear
Plate 22, flow apron 21 are arranged close to water inlet 11, and hydraulic barrier 22 is arranged close to water outlet 12, flow apron 21 and baffling gear
Plate 22 is corrugated sheet, and the top of flow apron 21 is concordant with the top of 10 side wall of Biological Pretreatment reactor, flow apron 21
Bottom end and Biological Pretreatment reactor 10 bottom interval be arranged, the bottom end of hydraulic barrier 22 be connected to Biological Pretreatment reaction
The top of the bottom of device 10, hydraulic barrier 22 is lower than 21 top of flow apron.Therefore, close to water inlet 11 flow apron 21 with
Gap between 10 left side wall of Biological Pretreatment reactor forms a diversion chamber a, between two adjacent baffle plate assemblies 20
Gap forms other two diversion chamber a, and the width between the flow apron 21 and hydraulic barrier 22 of each baffle plate assembly 20 is larger
Space be respectively formed an anaerobic hydrolysis reaction chamber b, that is to say, that three diversion chamber a and three anaerobic hydrolysis reaction chamber b points
Jian Ge it not be arranged, moreover, the top of diversion chamber a and anaerobic hydrolysis reaction chamber b are communicated with atmosphere.
The Biological Pretreatment reactor 10 of the micro- reoxygenation in the surface of the utility model, if side by side and being spaced setting in its shell
Dry baffle plate assembly 20, each baffle plate assembly 20 is made of the flow apron 21 and hydraulic barrier 22 for being spaced and being staggered, several
Several diversion chamber a being connected are divided by 10 inner cavity of Biological Pretreatment reactor with hydraulic barrier 22 to flow apron 21 and are detested
Oxygen hydrolysis reaction room b is equivalent to several miniature upflow anaerobic sludge blanket process and is arranged in series；Sewage enters biology in advance from water inlet 11
After treatment reactor 10, diversion chamber a and anaerobic hydrolysis reaction chamber b are sequentially entered, since each compartment is directly communicated with atmosphere,
When using elastic solid filler as biofilm carrier in Biological Pretreatment reactor 10, in compartment middle and upper part due to atmosphere it is multiple
Oxygen and be in micro- aerobic state, be conducive to the growth of amphimicrobe, amphimicrobe is made using the substance containing compound state and dissolved oxygen
For electron acceptor, organic matter degradation and metabolic activity are carried out, while carrying out the degradation of graininess organic matter, the water after purified treatment
The discharge of water outlet 12 is flowed through, moreover, amphimicrobe can also decompose the small organic molecules such as organic acid in water, improves water outlet pH value,
Reduce the impact to subsequent aerobic device；The Biological Pretreatment reactor 10 has the flow apron 21 of waveform configuration by setting
With hydraulic barrier 22, make Biological Pretreatment reactor 10 that there is good hydraulic characteristic, respectively every indoor water flow because of channel
Regular scaling generates turbulent flow, plays the role of being stirred, enables sewage and detesting in Biological Pretreatment reactor 10
Oxygen animalcule comes into full contact with, and reduces the use of mixing agitator, reduces energy consumption, moreover, the Biological Pretreatment reactor 10
The turbulence of its interior fluid mediums is caused by dynamics measure and forms vortex, is accelerated using eddy diffusivity and Convention diffusion
Mass transfer improves mass-transfer efficiency, improves the biodegradability of dyeing waste water and the removal rate of COD, and reduces organic acid to rear
The influence of continuous reactor；As it can be seen that water flow makees baffling flowing up and down along hydraulic barrier 22 in Biological Pretreatment reactor 10, each
It is similar to be thoroughly mixed formula anaerobic reactor every indoor hydraulic characteristic(s), and the fluidised form of entire Biological Pretreatment reactor 10 is then close
It is similar to pulling flow type anaerobic reactor, which, which can combine a variety of anaerobic hydrolysis modes, carries out at sewage
Reason, improves wastewater treatment efficiency.
Further, above-mentioned 10 lumen loading of Biological Pretreatment reactor has certain elastic solid filler, elastic stereo
Filler is usually several corrosion resistants, heatproof, the ageing-resistant fine quality screened in polyolefins and polyamide, is mixed with parent
The auxiliary agents such as water, absorption, heat resistanceheat resistant oxygen, using special wire drawing, strand is interted and anchors at corrosion resistant, high intensity by strand hair technique
Axial cord on manufactured suspension type 3 D elastic filler monomer.Elastic solid filler can stereoscopic and omnibearing in effective coverage
Uniformly unfold and be abound with, plays the effect of increasing sludge age conducive to biofilm, retention microorganism, come into full contact with reaction convenient for sewage sludge,
The inner stuffing of the Biological Pretreatment reactor 10 uses elastic solid filler, can increase when not changing water velocity
Add the content of microorganism.
Please continue to refer to Fig. 1 and Fig. 2, flow apron 21 is by vertically arranged one 21a of support column and along one 21a high of support column
The continuously arranged several first folded plate 21b compositions in direction are spent, hydraulic barrier 22 is by vertically arranged two 22a of support column and along support
The continuously arranged several second folded plate 22b compositions of two 22a short transverse of column, and the first folded plate 21b's and the second folded plate 22b is transversal
Face is isosceles triangle；One 21a of support column is arranged close to water inlet 11, and the corner portion of the first folded plate 21b is set close to water outlet 12
It sets, two 22a of support column is arranged close to water outlet 12, and the corner portion of the second folded plate 22b is arranged close to water inlet 11.To simplify knot
Structure is located at the hydraulic barrier 22 and 10 right side wall of Biological Pretreatment reactor on 10 right side of Biological Pretreatment reactor in the present embodiment
It is combined into one, i.e., several second folded plate 22b are connected to 10 right side wall of Biological Pretreatment reactor and form Biological Pretreatment reactor
The more flanging designs in the unilateral side of 10 right side deflector type side wall, flow apron 21 and hydraulic barrier 22, increase water flow on baffle
Flow path, baffle, which can retain sludge and sewage is come into full contact with elastic solid filler, to react, and it is net to improve sewage
Change efficiency.
Above-mentioned first folded plate 21b and the angle α of the second folded plate 22b corner portion are 90 °~120 °, and the corner portion of folded plate is in blunt
Angle setting, not only will not cause to hinder to the water flow of rising, but also promote being stirred for sewage and elastic solid filler.More preferably
, the angle α of the corner portion of the first folded plate 21b and the second folded plate 22b is preferably 120 °, and the folder of two neighboring folded plate junction
Angle is also in 120 °, Tortuous flow in the channel that the water flow of rising is formed between flow apron 21 and hydraulic barrier 22, is formed many
Mostly small vortex, so that sewage stirs more uniform with elastic solid filler, moreover, the folded plate that angle is 120 ° is more readily processed
And it is fixed.
With continued reference to FIG. 2, the wave crest and trough of the first folded plate 21b and the second folded plate 22b are symmetrical arranged, water flow is in water conservancy diversion
It is decline state in a of room, ensure that the water flow in anaerobic hydrolysis reaction chamber b is propradation, the wave crest wave of two blocks of folded plates
Paddy is symmetrical arranged, and the water stream channel formed in anaerobic hydrolysis reaction chamber b has multiple continuous expansion-shrink spaces, more has
Vortex is formed in multiple continuous scale spaces conducive to the water flow of rising.
In order to improve the disturbance effect of water flow, positioned at the section rectangular three of the second folded plate 22b at 22 top of hydraulic barrier
Angular, a right-angle side of second folded plate of block 22b is parallel with two 22a of support column, and another right-angle side is perpendicular to support column two
22a and concordant with the top of two 22a of support column, when water flow flows through the block the second folded plate 22b, water flow is along second folded plate of block
The bevel edge of 22b flows to the middle part of anaerobic hydrolysis reactor rather than flows directly into diversion chamber a, so that water flow is reacted with anaerobic hydrolysis
Both the water flow of subsequent rising collides in the b of room, and the stirring between water flow and elastic solid filler is more abundant, promote
Haptoreaction.
More preferably, it is flexibly connected or welds for spigot-and-socket between above-mentioned flow apron 21, hydraulic barrier 22 and reactor wall
Connect fixation.The flow apron 21 and hydraulic barrier 22 of the present embodiment are modularized design, and preferably spigot-and-socket flexible connection, i.e.,
It is detachable connection between Biological Pretreatment reactor 10, installation and demolition are more convenient, improve the utilization of material
Rate.
The bottom of each anaerobic hydrolysis reaction chamber b is equipped with mud discharging mouth 15, and the sludge after reaction is discharged, water outlet 12 is used
Weir formula, and 12 peripheral hardware catch basin 16 of water outlet facilitates water outlet outlet.
Illustrate the Biological Pretreatment reactor for treatment of the micro- reoxygenation in surface using the utility model below with reference to Fig. 1 and Fig. 2
The method of sewage, the specific steps are as follows:
Using Biological Pretreatment reactor 10 described in embodiment, filled with suitable in Biological Pretreatment reactor 10
Elastic solid filler, obtains that sludge carries out biofilm domestication and to be sent into Biological Pretreatment anti-from the anaerobic fixed film reactor of certain sewage treatment plant
Device 10 is answered, is drawn into pretreated sewage in Biological Pretreatment reactor 10 by inlet opening with peristaltic pump, sewage successively passes through
The three diversion chamber a and three anaerobic hydrolysis reaction chamber b for crossing the formation of three baffle plate assemblies 20, so that sewage and elastic solid filler
It is sufficiently stirred and haptoreaction, purified water body passes through catch basin by the discharge Biological Pretreatment reactor 10 of water outlet 12
Biological Pretreatment reactor is discharged in 16 outlets, the mud discharging mouth 15 that the sludge after reaction then passes through 10 bottom of Biological Pretreatment reactor
10。
In the present embodiment, wastewater influent condition of water quality is as follows: COD=510.29mg/L, BOD5=155.43mg/L, BOD5/
COD=0.30, effluent quality condition are as follows: COD=408.21mg/L, BOD5=143.22mg/L, BOD5/ COD=0.35；Through
Repetition test obtains, handles sewage using the Biological Pretreatment reactor 10 of the utility model, and COD removal rate reaches 20%,
BOD5/ COD improves 16.7%, wherein BOD5/ COD index is the ratio of biochemical oxygen demand (BOD) and COD on the 5th, is sewage
The index of bio-degradable.
To sum up, sewage is drawn into Biological Pretreatment reactor 10 by water inlet 11, and sewage successively passes through baffle plate assembly
The 20 multiple diversion chamber a being connected formed and anaerobic hydrolysis reaction chamber b, water flow flow downward in diversion chamber a, and in anaerobism water
Flow up in solution reaction chamber b, the flow apron 21 being oppositely arranged and hydraulic barrier 22 formed with multiple scale spaces
Channel makes the water flow risen form vortex, causes the turbulence of water flow in Biological Pretreatment reactor 10 simultaneously by dynamics measure
It is formed and is vortexed, using eddy diffusivity and Convention diffusion come Accelerative mass transfer, so that sewage and filler are sufficiently stirred and haptoreaction, most
Afterwards, Biological Pretreatment reactor 10 is discharged by water outlet 12 in purified water body, and this method not only increases mass-transfer efficiency, and
Improve the biodegradability of dyeing waste water and the removal rate of COD.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek range.
Claims (8)
1. a kind of Biological Pretreatment reactor of the micro- reoxygenation in surface, it is characterised in that: the Biological Pretreatment reactor is a top
The cabinet of portion's opening, the top of one side wall of cabinet are equipped with water inlet, and the top of side wall corresponding thereto is equipped with water outlet,
And the water inlet is higher than the water outlet；
Several baffle plate assemblies, Mei Gesuo is arranged in arranged side by side and interval between the water inlet and water outlet of the Biological Pretreatment reactor
Stating baffle plate assembly includes vertical and spaced flow apron and hydraulic barrier, and the flow apron is set close to the water inlet
It sets, the hydraulic barrier is arranged close to the water outlet, and the flow apron and the hydraulic barrier are corrugated sheet, described
The top of flow apron is concordant with the top of the Biological Pretreatment sidewall of reactor, the bottom end of the flow apron and the life
The bottom interval of object preatreating reactors is arranged, and the bottom end of the hydraulic barrier is connected to the bottom of the Biological Pretreatment reactor
The top in portion, the hydraulic barrier is lower than the flow apron top；
Gap and two neighboring between the flow apron and the Biological Pretreatment sidewall of reactor of the water inlet
Gap between the baffle plate assembly is respectively formed a diversion chamber, the flow apron and hydraulic barrier of each baffle plate assembly
Between space be respectively formed an anaerobic hydrolysis reaction chamber, the diversion chamber and the anaerobic hydrolysis reacting chamber space every setting,
And the top of the diversion chamber and the anaerobic hydrolysis reaction chamber is communicated with atmosphere.
2. Biological Pretreatment reactor according to claim 1, it is characterised in that: Biological Pretreatment reactor inner cavity
Elastic solid filler is set.
3. Biological Pretreatment reactor according to claim 1 or 2, it is characterised in that: the flow apron is by vertically setting
The support column one set and along the continuously arranged several first folded plates compositions of one short transverse of support column, the hydraulic barrier by
Vertically arranged support column two and along the continuously arranged several second folded plates compositions of two short transverse of support column, and described the
The cross section of one folded plate and second folded plate is isosceles triangle；The support column one is arranged close to the water inlet, institute
The corner portion for stating the first folded plate is arranged close to the water outlet, and the support column two is arranged close to the water outlet, and described second
The corner portion of folded plate is arranged close to the water inlet.
4. Biological Pretreatment reactor according to claim 3, it is characterised in that: first folded plate and second folding
The angle α of plate corner portion is 90 °~120 °.
5. Biological Pretreatment reactor according to claim 4, it is characterised in that: first folded plate and second folding
The angle α of plate corner portion is 120 °.
6. Biological Pretreatment reactor according to claim 3, it is characterised in that: first folded plate and second folding
The wave crest and trough of plate are symmetrical arranged.
7. Biological Pretreatment reactor according to claim 1, it is characterised in that: the flow apron, baffling gear
It is flexibly connected or is welded and fixed for spigot-and-socket between plate and the Biological Pretreatment reactor wall.
8. Biological Pretreatment reactor according to claim 1, it is characterised in that: each anaerobic hydrolysis reaction chamber
Bottom is equipped with mud discharging mouth, and the water outlet is connected with catch basin.
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| CN201721305920.XU CN208292735U (en) | 2017-10-11 | 2017-10-11 | A kind of Biological Pretreatment reactor of the micro- reoxygenation in surface |
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| CN201721305920.XU CN208292735U (en) | 2017-10-11 | 2017-10-11 | A kind of Biological Pretreatment reactor of the micro- reoxygenation in surface |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673467A (en) * | 2017-10-11 | 2018-02-09 | 上海市政工程设计研究总院（集团）有限公司 | A kind of the Biological Pretreatment reactor and method of the micro- reoxygenation in surface |
| CN107840451A (en) * | 2017-10-17 | 2018-03-27 | 上海市政工程设计研究总院（集团）有限公司 | A kind of the Biological Pretreatment reactor and method of the micro- reoxygenation in surface |
| CN110015807A (en) * | 2019-03-18 | 2019-07-16 | 沈阳建筑大学 | A kind of strengthened denitrification reactor and its deep denitrification method for advanced nitrogen |
-
2017
- 2017-10-11 CN CN201721305920.XU patent/CN208292735U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673467A (en) * | 2017-10-11 | 2018-02-09 | 上海市政工程设计研究总院（集团）有限公司 | A kind of the Biological Pretreatment reactor and method of the micro- reoxygenation in surface |
| CN107840451A (en) * | 2017-10-17 | 2018-03-27 | 上海市政工程设计研究总院（集团）有限公司 | A kind of the Biological Pretreatment reactor and method of the micro- reoxygenation in surface |
| CN110015807A (en) * | 2019-03-18 | 2019-07-16 | 沈阳建筑大学 | A kind of strengthened denitrification reactor and its deep denitrification method for advanced nitrogen |
| CN110015807B (en) * | 2019-03-18 | 2022-11-15 | 广东东日环保股份有限公司 | Enhanced denitrification reactor for deep denitrification and deep denitrification method thereof |
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