CN206428060U - A kind of periodicity gas lift disturbs denitrification denitrogenation device - Google Patents
A kind of periodicity gas lift disturbs denitrification denitrogenation device Download PDFInfo
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- CN206428060U CN206428060U CN201621220080.2U CN201621220080U CN206428060U CN 206428060 U CN206428060 U CN 206428060U CN 201621220080 U CN201621220080 U CN 201621220080U CN 206428060 U CN206428060 U CN 206428060U
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Abstract
Denitrification denitrogenation device is disturbed the utility model discloses a kind of periodicity gas lift, the device includes denitrification denitrogenation device body, gas-lifting type stirring system and robot control system(RCS)；Provided with fixed filler frame, suspension sludge, gas-lifting type stirring pipe, water inlet and delivery port in described denitrification denitrogenation device body；Described gas-lifting type stirring system includes blower fan, the air inlet pipe of aeration tank, the air intake valve of aeration tank, the air inlet pipe of denitrification denitrogenation device body, gas-lifting type stirring pipe air intake valve.The utility model ensure that stronger sluicing intensity, it has been easy to apparatus moduleization assembling production, has improved the activity of biomembrane on fixed filler, accelerate the renewal rate of aging biomembrane, realize the settling flux of deposition suspended sludge and fluidize again, improve the treatment efficiency of system.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of periodicity gas lift disturbance denitrification denitrogenation dress
Put.
Background technology
Denitrification denitrogenation refers to that nitrate nitrogen in sewage is converted into nitrogen and from water by denitrifying microorganism under anoxic conditions
The process of middle effusion.In mud embrane method, the presence of effective microbe includes biomembrane and suspension in mud film coupling denitrification pond
The class form of sludge two.First, the suspension of suspension sludge concentration, fluidisation degree not only can directly influence mud film to couple pond sludge
(microorganism) and the mass exchange speed of pollutant, and it is directly connected to the circulation of each unit sludge in whole system, fluidisation
Effect, and it is most important to the denitrogenation dephosphorizing of whole system；Secondly, according to the growth course of biomembrane, biomembrane is by latent
After phase, rise period and stationary phase, it will be come off the phase into aging, but biomembrane itself nothing in mud film coupling denitrification pond
Method completes aging and come off, and this will result in biomembrane accumulation aging, influence the activity and wastewater treatment efficiency of biomembrane, undisturbed
Denitrification pond be particularly acute.
There is problems with existing integrated mud film coupled biological nitrogen rejection facility (static bed biomembrane, suspension sludge)：
1. due to lack in time and sufficient intensity sluicing and stirring, the biomembrane of aging is easily blocked up and biomembrane updates tired
Difficulty, frictional head loss can become larger, and cause local short stream and slough, and then result in traditional denitrification denitrogenation dress
Put treatment effect step-down, therefore how larger water conservancy is provided and is washed away then seems additional important with stirring intensity；2. due to sludge
Self gravitation effect and device lack hydraulic disturbance reason in itself, nearly all to flow through the sludge that anoxic denitrification mud film couples pond
Its bottom is all deposited on, causes sludge and pollutant fully to contact, actually active microorganism is largely reduced, nitric efficiency meeting
Substantially reduce；Meanwhile, each unit sludge fluidisation is trapped within denitrification pond in system, especially have impact on whole sewage disposal system
The sludge fluidisation of (including other Aerobic Ponds, anoxic pond, anaerobic pond, sedimentation basin), circulating effect, seriously reduce whole system
Denitrogenation, dephosphorization, except carbon effect；3. existing integrated mud film coupling denitrification nitrogen rejection facility internal cause operating space is limited, result in
Fixed bio-carrier is difficult to install fixed, later stage maintenance inconvenience at it, adds equipment mass production, the difficulty safeguarded, makes
Valency maintenance cost is higher.
Utility model content
For above-mentioned weak point of the prior art, the utility model provides a kind of periodicity gas lift and disturbs denitrification
Nitrogen rejection facility and its method, successfully overcome the shortcoming of existing apparatus technology, it is ensured that stronger sluicing intensity, are easy to
Apparatus moduleization assembling production, improves the activity of biomembrane on fixed filler, accelerates the renewal rate of aging biomembrane, real
Show the settling flux of deposition suspended sludge and fluidized again, improve the treatment efficiency of system.
To achieve the above object, the utility model provides a kind of periodicity gas lift disturbance denitrification denitrogenation device, its feature
It is, including denitrification denitrogenation device body, gas-lifting type stirring system and robot control system(RCS)；Described denitrification denitrogenation device body
It is interior to be provided with fixed filler frame, suspension sludge, gas-lifting type stirring pipe, water inlet and delivery port；Described fixation filler frame is placed
In in device body, gas-lifting type stirring pipe is located at fixed filler frame bottom, and gas-lifting type stirring pipe is fixed on device body bottom；Institute
The gas-lifting type stirring system stated includes blower fan, the air inlet pipe of aeration tank, the air intake valve of aeration tank, denitrification denitrogenation device body
Air inlet pipe, gas-lifting type stirring pipe air intake valve；The air intake valve of the aeration tank and the air intake valve of gas-lifting type stirring pipe point
It is not connected with robot control system(RCS)；The main pipe of described blower fan gas outlet aeration tank air inlet pipe respectively with branched pipe one, branch
The denitrification denitrogenation device body air inlet pipe of pipe two is connected.
Described denitrification denitrogenation device body is that mud film couples pond.
The aeration tank air inlet pipe of the branched pipe one is connected with the air intake valve of aeration tank；The anti-nitre of the branched pipe two
Change nitrogen rejection facility body air inlet pipe with gas-lifting type stirring pipe air intake valve to be connected.
The water inlet of described device sets in clinodiagonal with delivery port or diagonally set in slant edge line.
Described fixation filler frame can be cuboid or square frame structure, and material is stainless steel or glass steel material.
Can at least place 1 group of fixation filler frame in described mud film coupling pond, fixed filler frame be modular product and
It is removable to place or hang out.
Described fixation filler inframe portion is provided with bundles of filler, described that branch parallel up and down is fixed in into filler beam
On strut.
Described fixation filler includes bat wool, elastic filler, combined stuffing, bionic aquatic weed filler, described
It is multigroup series connection filler or single filler into filler beam, the level interval into filler beam is 1.0~40.0cm.
The gas-lifting type stirring pipe of described bottom of device arrangement is shaped as annular perforations pipe, mountain font perforated pipe or rich font
Perforated pipe.
Described aeration tank air intake valve is electrically operated valve open in usual, and described gas-lifting type stirring pipe air intake valve is normally closed
Formula electrically operated valve.
The utility model overcomes the shortcoming of existing apparatus technology, it is ensured that stronger sluicing intensity, has been easy to dress
Modularization assembling production is put, the activity of biomembrane on fixed filler is improved, accelerates the renewal rate of biomembrane, it is heavy to realize
Accumulate the settling flux of suspended sludge and fluidize again, substantially increase the treatment efficiency of system, each index of water outlet is substantially better than traditional dress
Put.
Brief description of the drawings
Fig. 1 is a kind of periodicity gas lift disturbance denitrification denitrogenation apparatus structure schematic diagram of the utility model.
Embodiment
1st, denitrification denitrogenation device body, 2, robot control system(RCS), 3, fixed filler frame, 4, suspension sludge, 5, gas-lifting type stirs
Mix pipe, 6, water inlet, 7, delivery port, 8, blower fan, 9, the air inlet pipe of aeration tank, 10, the air intake valve of aeration tank, 11, denitrification
The air inlet pipe of nitrogen rejection facility body, 12, gas-lifting type stirring pipe air intake valve, 13, a control cable, 14, No. two control electricity
Cable, 15, main pipe, 16, upper parallel support bars, 17, lower parallel support bars, 18, into filler beam, 19, fixed filler.
1 the utility model is described in further detail below in conjunction with the accompanying drawings.
The utility model provides a kind of periodicity gas lift disturbance denitrification denitrogenation device, including denitrification denitrogenation device body
(1), gas-lifting type stirring system and robot control system(RCS) (2)；In described denitrification denitrogenation device body provided with fixed filler frame (3),
Suspension sludge (4), gas-lifting type stirring pipe (5), water inlet (6) and delivery port (7)；Described fixation filler frame (3) is positioned over
In device body (1), gas-lifting type stirring pipe (5) is located at fixed filler frame (3) bottom, and gas-lifting type stirring pipe (5) is fixed on device
Body (1) bottom；Described gas-lifting type stirring system includes blower fan (8), the air inlet pipe (9) of aeration tank, the intake valve of aeration tank
Door (10), the air inlet pipe (11) of denitrification denitrogenation device body, gas-lifting type stirring pipe air intake valve (12)；The aeration tank is entered
Air valve (10) and the air intake valve (12) of gas-lifting type stirring pipe pass through a cable (13) and No. two cables (14) respectively
It is connected with robot control system(RCS) (2)；The main pipe (15) of described blower fan gas outlet respectively with the aeration tank air inlet pipe of branched pipe one
(9), the denitrification denitrogenation device body air inlet pipe (11) of branched pipe two is connected.
Described denitrification denitrogenation device body (1) is that mud film couples pond.
The aeration tank air inlet pipe (9) of the branched pipe one is connected with the air intake valve (10) of aeration tank；The branched pipe
Two denitrification denitrogenation device body air inlet pipe (11) is connected with gas-lifting type stirring pipe air intake valve (12).
The water inlet (6) of described device is set with delivery port (7) in clinodiagonal.
Described fixation filler frame (3) can be cuboid framework structure, and material is stainless steel.
Place 2 groups fixation filler frame (3) in described mud film coupling pond (1), fixed filler frame be modular product and
It is removable to place or hang out.
Filler beam (18) is provided with into inside described fixation filler frame (3), described be fixed in into filler beam is put down up and down
On capable support bar (16,17).
Described fixation filler (19) be elastic filler, it is described into filler beam be single filler, into the level of filler beam
Spacing is 40.0cm.
The gas-lifting type stirring pipe (5) of described bottom of device arrangement is shaped as annular perforations pipe.
Described aeration tank air intake valve (10) is electrically operated valve open in usual, described gas-lifting type stirring pipe air intake valve
(12) it is normally closed type electrically operated valve.
Described periodicity gas lift stirs the processing method of denitrification denitrogenation device, and its process step is：
(1) biological denitrification process：Treatment sewage and backflow nitrification liquid or mud mixture be mixed together after by upper
Import (6) enters periodicity airlift agitation denitrification denitrogenation device (1), and sewage intercepting well fixes the life of apposition growth on filler (3)
Suspension sludge (4) completes biological denitrificaion jointly in thing film and pond, and hydraulic detention time is 6h, after denitrogenation processing sewage from
No. 7 next stage reactors of outlet outflow；The biomembrane adhered on filler gradually aging, device sheet are fixed after the regular hour
Body (1) bottom deposits substantial amounts of sludge.
(2) periodicity airlift agitation automatic control process：
To promote biomembrane to update again and sludge settling flux fluidisation.Automatic program is as follows：1. by gas-lifting type stirring pipe air inlet
Valve (12) is opened, and it is closed automatically after opening 300s；2. gas-lifting type stirring pipe air intake valve (12) is opened after 20s, is closed and is exposed
Gas pond air intake valve (10)；To increase the air inflow of gas-lifting type stirring pipe, when overcoming only unlatching gas-lifting type stirring pipe air intake valve
Problem that the gas lift strength of turbulence of presence is not enough, accelerates sludge settling flux and fluidizes again, while enabling the biomembrane of aging to come off
Update and keep high activity；3. 20s before gas-lifting type stirring pipe air intake valve (12) is closed, opens aeration tank air intake valve；④
Aeration tank air intake valve (10) 20s afterwards, closes gas-lifting type stirring pipe air intake valve (12)；5. program automatic control step 1.~4. repeat
The cycle of operation is 0.5h.By the periodicity airlift agitation to denitrification tank (1), so as to realize raw on the fixed filler (1) of enhancing
Thing film renewal rate, strengthens the activity of biomembrane, while realizing the settling flux and fluidisation of settled sludge, the biomembrane of sludge is again
Suspension improves (microorganism, pollutant) medium transfer rate, the biomembrane come off and settling flux sludge and sewage mixed liquor stream
Enter next stage reactor.
Above-described embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, protection model of the present utility model can not be limited with this
Enclose.All equivalent change or modifications made according to the utility model Spirit Essence, should all be covered in of the present utility model and protect
Within the scope of.
Claims (10)
1. a kind of periodicity gas lift disturbs denitrification denitrogenation device, it is characterised in that including denitrification denitrogenation device body, gas lift
Formula stirring system and robot control system(RCS)；Provided with fixed filler frame, suspension sludge, gas lift in described denitrification denitrogenation device body
Formula stirring pipe, water inlet and delivery port；Described fixation filler frame is positioned in device body, and gas-lifting type stirring pipe, which is located at, fixes
Filler frame bottom, gas-lifting type stirring pipe is fixed on device body bottom；Described gas-lifting type stirring system includes blower fan, aeration tank
Air inlet pipe, the air intake valve of aeration tank, the air inlet pipe of denitrification denitrogenation device body, gas-lifting type stirring pipe air intake valve；Institute
State the air intake valve of aeration tank and the air intake valve of gas-lifting type stirring pipe is connected with robot control system(RCS) respectively；Described blower fan outlet
Aeration tank air inlet pipe, the denitrification denitrogenation device body air inlet pipe of branched pipe two of the main pipe of mouth respectively with branched pipe one are connected
Connect.
2. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described denitrification
Nitrogen rejection facility body is that mud film couples pond.
3. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：The branched pipe one
Aeration tank air inlet pipe be connected with the air intake valve of aeration tank；The denitrification denitrogenation device body air inlet pipe of the branched pipe two
It is connected with gas-lifting type stirring pipe air intake valve.
4. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described device is entered
The mouth of a river sets in clinodiagonal with delivery port or diagonally set in slant edge line.
5. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described fixation is filled out
Material frame can be cuboid or square frame structure, and material is stainless steel or glass steel material.
6. periodicity gas lift according to claim 2 disturbs denitrification denitrogenation device, it is characterised in that：Described mud film coupling
1 group of fixation filler frame can at least be placed by closing in pond, fixed filler frame is modular product and removable placement or hung out.
7. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described fixation is filled out
Filler beam is provided with into inside material frame, is fixed in into filler beam on support bar parallel up and down.
8. periodicity gas lift according to claim 7 disturbs denitrification denitrogenation device, it is characterised in that：Described bunchy is filled out
Material includes bat wool or elastic filler or combined stuffing or bionic aquatic weed filler；It is described into filler beam be multigroup series connection
Filler or single filler, the level interval into filler beam is 1.0~40.0cm.
9. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described device bottom
The gas-lifting type stirring pipe of portion's arrangement is shaped as annular perforations pipe, mountain font perforated pipe or rich font perforated pipe.
10. periodicity gas lift according to claim 1 disturbs denitrification denitrogenation device, it is characterised in that：Described aeration
Pond air intake valve is electrically operated valve open in usual, and described gas-lifting type stirring pipe air intake valve is normally closed type electrically operated valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621220080.2U CN206428060U (en) | 2016-11-14 | 2016-11-14 | A kind of periodicity gas lift disturbs denitrification denitrogenation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621220080.2U CN206428060U (en) | 2016-11-14 | 2016-11-14 | A kind of periodicity gas lift disturbs denitrification denitrogenation device |
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| CN206428060U true CN206428060U (en) | 2017-08-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315846A (en) * | 2016-11-14 | 2017-01-11 | 安徽华骐环保科技股份有限公司 | Periodic air-lift disturbance denitrification nitrogen removal device and treating method thereof |
| CN108557990A (en) * | 2018-01-22 | 2018-09-21 | 安徽川清清环境科技有限公司 | Strengthen coupled biological membrane reactor |
-
2016
- 2016-11-14 CN CN201621220080.2U patent/CN206428060U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315846A (en) * | 2016-11-14 | 2017-01-11 | 安徽华骐环保科技股份有限公司 | Periodic air-lift disturbance denitrification nitrogen removal device and treating method thereof |
| CN108557990A (en) * | 2018-01-22 | 2018-09-21 | 安徽川清清环境科技有限公司 | Strengthen coupled biological membrane reactor |
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