CN206580630U - A kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment - Google Patents
A kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment Download PDFInfo
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- CN206580630U CN206580630U CN201720157645.5U CN201720157645U CN206580630U CN 206580630 U CN206580630 U CN 206580630U CN 201720157645 U CN201720157645 U CN 201720157645U CN 206580630 U CN206580630 U CN 206580630U
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Abstract
The utility model discloses a kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment, including at least gallery monomer of two-stage series connection, in addition to nanometer aeration machine and the speed-controlling device located at one-level gallery monomer water inlet end；The gallery monomer includes：Floating framework, float tube that the floating framework includes bubbling through the water column, the plastic tube squeezed into along float tube some fix bars of river bed and be correspondingly set in fix bar；The screen frame in floating framework is fixed on, the screen frame is interior to be divided into nitrification packing area, transition region and denitrification packing area successively along water (flow) direction by crossing the network of rivers；And the water distributor in nitrification packing area, the external nanometer aeration machine of the water distributor.The utility model solves removal device of the existing waterway recovery technique for ammonia nitrogen, and occupation area of equipment is big, and up-front investment is high, the problems such as later stage operation maintenance is cumbersome.
Description
Technical field
The utility model is related to river regulation technical field, and in particular to a kind of for river water body ammonia nitrogen in-situ treatment
Water body purification gallery and technique.
Background technology
Attention with China to river regulation, domestic water body discharge standard is increasingly improved, and ammonia nitrogen is river regulation one
Important contamination index.Ammonia nitrogen is mainly shown as free ammonia (NH in water body3) and ammonium ion (NH4 +).Ammonia nitrogen is sought as water body
Material is supported, concentration is high, and body eutrophication is serious, dissolved oxygen in reduction river course；Ammonia nitrogen concentration rises, free ammonia (NH3) and ammonia
Ion (NH4 +) produce toxic action for the biology such as fish of water body；Ammonia nitrogen is made by the nitrification of nitrite bacteria, nitrobacteria
With cultured water and nitrate nitrogen is produced, corresponding salts substances are formed, can do harm to huamn body into water source.
The domestic major technique for removing ammonia nitrogen has phytoremediation technology, microorganism remediation technology, Biomembran repair skill at present
Art.Biomembrance process is considered as that cost performance highest removes method for removing ammonia nitrogen, is also with most in river course renovation technique.It is biological
Membrane technology is used as filler by large specific surface area material, and aggregation microorganism forms biomembrane, similar small-sized contact-oxidation pool,
Carry out the purified treatment of the organic pollutions such as river course ammonia nitrogen.
For example, Authorization Notice No. discloses a kind of polluted river channel water body purification mould for 102219339B Chinese invention patent
Block system and its application.Polluted river channel water body purification modularization it is main by biological grid modules, elastic filler adsorbent bed module,
Microbial ecological decomposes outstanding bed module and submerged plant ecological purification hangs bed module composition；Biological grid modules by framework and
Submerged plant, floating plant, emergent aquactic plant composition, elastic filler module is by frame structure and hydrophilic elastic filler, hydrophobicity
Elastic filler is constituted, and microorganism bed module is made up of frame structure, microporous aeration device, microorganism, submerged plant clean-up bed mould
Block is made up of submerged plant population and bed body.
But prior art has occupation area of equipment greatly, up-front investment is high, the problems such as later stage operation maintenance is cumbersome.
Utility model content
For removal device of the existing waterway recovery technique for ammonia nitrogen, occupation area of equipment is big, and up-front investment is high, the later stage
The problems such as operation maintenance is cumbersome, therefore proposition ammonia nitrogen removal in situ works well, a kind of practical water with denitrification functions
Body purifies gallery.
A kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment, including at least gallery list of two-stage series connection
Body, in addition to nanometer aeration machine and the speed-controlling device located at one-level gallery monomer water inlet end；The gallery monomer includes：
Floating framework, float tube that the floating framework includes bubbling through the water column, squeezes into along float tube some fix bars of river bed and right
The plastic tube in fix bar should be set on；
Screen frame, the water entering surface of the screen frame and goes out the water surface and was the network of rivers, bottom surface and is extension along two sides that water body is flowed to
Fluid-tight fine mesh wire after film, the top margin of the screen frame is sutured with float tube suture, sideways with corresponding plastic tube, in the screen frame
Nitrification packing area, transition region and denitrification packing area are divided into successively by crossing the network of rivers along water (flow) direction；
And the water distributor in nitrification packing area, the external nanometer aeration machine of the water distributor.
Float tube floats on the river course water surface, and end plug Seal treatment, fix bar uses galvanized pipe, arranged along float tube, plating
40~60cm of river bed is squeezed into zinc pipe lower end, galvanized pipe upper sleeve through PE plastic tubes, and the top margin of screen frame is sewn in float tube, sideways with modeling
Expects pipe contact position is sutured with plastic tube, is integrally floated in river water body, can be floated with SEA LEVEL VARIATION, it is carried out by galvanized pipe
It is spacing.
River water body by after speed-controlling device rate controlling enter gallery in, it is ensured that in gallery water volume flow rate 0.01m/s~
In 0.03m/s, nitrification zone and denitrification zone are flowed through in gallery repeatedly, intercycle carries out digestion reaction and anti-nitration reaction, leads to
Cross nanometer aeration machine and water distributor to be oxygenated into nitrification zone, control control nitrification packing area dissolved oxygen is in 3~6mg/L, transition region
0.5~3mg/L of dissolved oxygen, denitrification packing area 0.1~0.5mg/L of dissolved oxygen, purified in situ, whole place are carried out to river water body
Reason device is floated on above bed mud, and aeration is separated with bed mud, can avoid the secondary pollution of pollutant in bed mud.
Preferably, the speed-controlling device is at one-level gallery monomer 0~20cm of front end.
For speed-controlling device, a kind of preferred scheme, the speed-controlling device is impeller, and is gone out apart from final stage gallery monomer
The guiding device for making gallery water outlet form backflow is set at 3~5 meters of the water surface.
It is further preferred that the guiding device includes：
Squeeze into the galvanized pipe of river bed；
Correspondence is set on the PE pipes on the galvanized pipe；
And be sewn on the PE pipes and fluid-tight fine mesh wire after biofilm, the wire side of the fine mesh wire is towards final stage gallery list
The water surface that goes out of body is set.
It is further preferred that the wire side of the fine mesh wire include the first guide face and the second guide face, the first guide face with
Second guide face is mutually 120 °~150 ° angles, and angle opening is towards the delivery port of final stage gallery monomer.
When gallery is in non-mobile water body, it is 0.3kW/m that power is placed at gallery device 0~20cm of front end2.h~
0.4kW/m2.h impeller, can control water volume flow rate is 0.01m/s~0.03m/s.Impeller is bound using pull rope, anchoring
It is fixed；Air deflector is set, and galvanized pipe is fixed, overcoat PE pipes, with 100~150 mesh fine mesh wires and outer tube at 3~5 meters of gallery end
Suture, air deflector angle is 120 °~150 °, with river course revetment formation return flow line.
As the another preferred of speed-controlling device, the speed-controlling device is speed-limiting device, and the speed-limiting device is baffle door,
The baffle door is inserted vertically into river water body, the vertical side of one of them vertical side and one-level gallery monomer water entering surface is cut with scissors
Connect, another vertical side position in the inlet area of one-level gallery monomer front end is adjustable.
Further, the baffle door is set to two symmetrical fans, respectively with the two of one-level gallery monomer water entering surface
Individual vertical side is hinged.
Further, using water entering surface anglec of rotation of baffle door described in baseline of one-level gallery monomer be 60 °~
90°.Controllable water volume flow rate is 0.01m/s~0.03m/s.
It is further preferred that the baffle door is sutured using 100~150 mesh fine mesh wires with PE plastic tubes, PE plastic tubes are worn
It is enclosed on galvanized pipe, galvanized pipe squeezes into river bed, and galvanized pipe position is adjustable.
The galvanized pipe of baffle door can be moved and fixed as requested, be the further tune for improving the baffle door anglec of rotation
Save precision, it is preferable that between the river bed in inlet area is set on the base consistent with the free side oscillator arc of baffle door, base
Every the jack for setting the galvanized pipe with baffle door to match.
Spacing between adjacent receptacle is set according to baffle door minimal adjustment angle, preferably using minimal adjustment angle as 10 °
It is advisable.
Preferably, the screen frame top surface is 40~50 mesh fine mesh wires.
The fine mesh wire of screen frame top surface is used to prevent filler from overflowing, and selects 100~150 mesh fine mesh wires, biofilm with bottom surface sideways
It is waterproof afterwards, make to form Seal treatment space in gallery.
The network of rivers of crossing is fishing net, it is ensured that prevent filler from being flowed with current while current are penetrating.
Preferably, the volumetric ratio of the nitrification packing area, transition region and denitrification packing area is 7:(1~1.5)：4.Control
HRT (hydraulic detention time) is 7 in nitrification packing area, transition region and denitrification packing area:1:4.
Preferably, filling rate is 30%~50% in filled polyurethane filler in the nitrification packing area, nitrification packing area；
It is 10%~30% that filling rate in bamboo ball, nitrification packing area is filled in denitrification packing area.
Further, 10000~20000m of specific surface area is filled in the nitrification packing area2/m3, 20~25g/cm of density3
Polyurethane filler, nitrification packing area in filling rate be 30%~50%；In denitrification packing area fill specific surface area 60000~
90000m2/m3, density 0.3-0.4g/cm3Bamboo ball, filling rate is 10%~30% in denitrification packing area.
Further, the polyurethane filler is 5 × 5 × 5cm polyurethane fillers, is uniformly distributed in nitrification zone；It is described
A diameter of 3~4cm of bamboo ball；Further, bamboo ball is entered using 3d leachates before starch/polycaprolactone (PCL) blend
Row dipping pretreatment, biochemical can be improved.
Bamboo ball is uniformly thrown after being mixed with sludge and is spread in denitrification zone, and the filling rate in the denitrification zone, which is contained, to be mixed into
Sludge, it is preferable that the mixing quality ratio of the bamboo ball and sludge be 2~3:1.
Air-water mixture, the nanometer are passed through to gallery by nano bubble machine and specific water distributor in the utility model
Bubble produced by foaming machine carries negative electrical charge, can produce adsorption effect to water body particulate, can separate suspension；Oxygen transfer
Speed is high, and dissolved oxygen maintains higher level, greatly speeds up the breeding metabolism of nitrification packing microbial in gallery, accelerates pollutant
Decomposition.
It is that macropore is combined with nanoscale hole that the utility model, which chooses nitrification filler polyurethane,：Macropore keeps good gas
The solid contact conditions of liquid, nano bubble can be rested in macropore for a long time；With hydrophilies such as amino carboxyl, epoxy radicals in micropore
Active group, can be adapted to nitrifying microorganisms biofilm with the formation ionic bond of the active group in microorganism peptide bond or covalent bond.
The denitrification filler that the utility model is chosen is 3d before bamboo ball filler, collocation starch/polycaprolactone (PCL) blend
Leachate is pre-processed, and for removing the nitrate in low carbon-nitrogen ratio sewage, and has toggle speed is fast, denitrification rate is high etc.
Feature.
Further, the network of rivers was used to separate in the nitrification packing area and denitrification packing area at interval of 2~3m.Make
Filler preferably keeps being uniformly distributed.Further, cross the network of rivers and use fishing net.
Preferably, the water distributor includes with nanometer aeration machine is connected water distribution supervisor and be responsible for upper and corresponding located at water distribution
It is parallel with one another between the water distribution branch pipe stretched into nitrification packing area, the water distribution supervisor of each gallery monomer.
It is 1~2m to nitrify the spacing in packing area between adjacent portions water distribution branch pipe.
Occur nitration reaction in packing area inside nitrifying microorganisms, consume a part of dissolved oxygen, reacted by packing area
River, which enters, to be attached to the biomembrane of polyurethane and further consumes remaining dissolved oxygen in transition region, transition region, make dissolved oxygen concentration
Reach Denitrification Conditions.So as to control nitrification packing area dissolved oxygen in 3~6mg/L, 0.5~3mg/L of transition region dissolved oxygen, anti-nitre
Change packing area 0.1~0.5mg/L of dissolved oxygen.
Further, the water distribution branch pipe is located at nitrification filler bottom.
Nanometer aeration machine is commercially available prod, and the nano bubble particle diameter 60%~80% of generation is real between 200nm-400nm
Border surveys the water body zeta potential rich in the nano bubble and is up to -20~-40mV, and it is (3.5~4) to control gas-water ratio：1.
Nanometer aeration machine sets supporting elevator pump and water inlet pipe, controls polyurethane packing area dissolved oxygen in 3~6mg/L,
Transition region 0.5~3mg/L of dissolved oxygen, bamboo ball packing area 0.1~0.5mg/L of dissolved oxygen.
Preferably, set 3~5 grades of gallerys it is monomer series-connected, between the float tube of adjacent gallery monomer by pipe joint directly, screen frame
Between button connect.
Compared with prior art, the utility model just has the advantages that：
(1) nano bubble oxygen supply, dissolved oxygen effect is good, and aeration is separated with bed mud, can avoid the secondary dirt of pollutant in bed mud
Dye；
(2) implement the present apparatus can quickly, it is efficient, reduce to low energy the total nitrogen in river；
(3) the unique fine mesh wire of the utility model, float tube, fixing pipe design, adapt to SEA LEVEL VARIATION；
(4) the utility model inner stuffing etc. is respectively positioned under water level, and water surface landscape is not influenceed.
(5) the utility model is set in the case of hydrostatic by air deflector, and water body backflow in part can improve water body and remove always
Nitrogen rate.
Brief description of the drawings
Fig. 1 is the utility model overlooking structure figure.
Fig. 2 is sectional view of the utility model perpendicular to water (flow) direction.
Fig. 3 is guiding device structural representation.
Fig. 4 is speed-limiting device top view.
Reference is as follows shown in figure：
1- nanometer aeration machine 2- elevator pump 3- outlet pipes
4- water distributions are responsible for 5- guiding device 6- screen frames
7- float tube 8- galvanized pipe 9- water distribution branch pipes
10- water entering surface 11- impeller 12- plastic tubes
13- button 14- baffle door 15- cement bases
51- the first guide face the second guide faces of 52-
Embodiment
As shown in Figure 1 to 4, a kind of water body purification gallery, is formed by least two-stage gallery is monomer series-connected, each gallery list
The structure of body includes floating framework, screen frame, water distributor and filler.
Floating framework includes two float tubes 7 arranged along water (flow) direction, and two float tubes are arranged parallel to, and one is set along float tube
Row squeezes into and one section of plastic tube 12 is arranged outside the galvanized pipe 8 of river bed, every galvanized pipe, and screen frame 6 is suspended in urban river water by floating framework
In body, screen frame by water entering surface 10, go out the water surface, bottom surface, top surface and constitute along two sides of water (flow) direction, water entering surface and water outlet
Face is fishing net, and river water body passes in and out gallery by fishing net, and top surface is 40~50 mesh fine mesh wires, bottom surface and two sides along water (flow) direction
Face is 100~150 mesh fine mesh wires, screen frame top margin and float tube contact position with float tube suture, sideways with plastic pipe joint synapsis and plastics
Pipe seam is closed.Whole screen frame is floated in water body, and can be fluctuated with SEA LEVEL VARIATION, and galvanized pipe carries out spacing to it.
It is divided into nitrification by fishing net in the screen frame 6 that 100~150 mesh fine mesh wires, 40~50 mesh fine mesh wires and fishing net are surrounded to fill out
Expect area, transition region and denitrification packing area, Parallel to the flow direction is followed successively by nitrification packing area, transition region and denitrification packing area, nitre
The volumetric ratio for changing packing area, transition region and denitrification packing area is 7:(1~1.5)：4.
Nitrify packing area 10000~20000m of filling specific surface area2/m3, 20~25g/cm of density3Polyurethane filler, nitre
It is 30%~50% to change filling rate in packing area, and polyurethane filler size is 5 × 5 × 5cm, and uniform throw is spread on nitrification packing area
It is interior.60000~90000m of specific surface area is filled in denitrification packing area2/m3, density 0.3-0.4g/cm3Bamboo ball, denitrification fills out
It is that 10%~30% (bamboo ball and sludge are with mass ratio 2.5 to expect in area filling rate:1 mixing after put into), bamboo ball a diameter of 3~
4cm.When gallery monomer is longer, separated in nitrification packing area and denitrification packing area at interval of 2~3m using fishing net.
Water distributor includes water distribution branch pipe 9 and water distribution supervisor 4, and water distribution branch pipe edge is filled out with the perpendicular directional spreding of current in nitrification
Expect in area, it is 1~2m that water distribution branch pipe, which is located at the spacing between adjacent water distribution branch pipe in corresponding region inner bottom part, nitrification packing area,
The water inlet end of all water distribution branch pipes is all connected on water distribution supervisor 4, the going out by threeway and nanometer aeration machine 1 of water distribution supervisor 4
Water pipe 3 is connected, and nanometer aeration machine 1 is arranged on riverbank, and is equipped with elevator pump 2 and water inlet pipe.
Set 3~5 gallerys monomer series-connected in present embodiment, each gallery monomer structure is consistent, adjacent gallery monomer
Between float tube using pipe joint directly, the end of float tube is used between plug Seal treatment, the fine mesh wire of adjacent gallery monomer
Connected using button 13, the water distribution supervisor of all gallery monomers is connected in parallel on the outlet pipe 3 of nano bubble machine by threeway.
When gallery is in non-mobile water body, it is 0.3kW/m that power is placed at gallery device 10~20cm of front end2.h~
0.4kW/m2.h impeller 11, can control water volume flow rate is 0.01m/s~0.03m/s.Impeller is bound using pull rope, anchor
It is fixed on river bed；And the guiding device 5 for making gallery water outlet form backflow is set at 3~5 meters of gallery end, guiding device is as schemed
Shown in 3, including the first guide face 51 and the second guide face 52, the first guide face 51 and the second guide face 52 be mutually 120 °~
150 °, angle opening goes out the water surface towards final stage gallery monomer, and two guide faces use 100~150 mesh fine mesh wires, detailed catalogue Netcom
The plastic tube crossed the galvanized pipe for squeezing into river bed and be set on galvanized pipe is fixed, and fine mesh wire is sutured on the plastic tube, entirely
Guide face can float with SEA LEVEL VARIATION and form return flow line between the revetment of gallery water inlet side.
When gallery is in current water, the speed-limiting device that the anglec of rotation is 60 °~90 ° is set in gallery device front end,
Controllable water volume flow rate is 0.01m/s~0.03m/s.
The top view of speed-limiting device the two symmetrically arranged baffle doors 14 of fan as shown in figure 4, be made up of, baffle door is vertically inserted
In water body, baffle door uses 100~150 mesh fine mesh wires, and one of them vertical sides of two baffle doors is entered with gallery respectively
The vertical side of the both sides of the water surface 10 is hinged, that is, is sutured on the plastic tube of junction, and another vertical side is by squeezing into river bed
Galvanized pipe and the plastic tube that is set on galvanized pipe be fixed in water body, and at this galvanized pipe position it is adjustable, pass through regulation
Position of galvanized pipe, so as to adjust the aperture between two baffle doors, is baffle door angle of oscillation for convenience of baffle door aperture regulation at this
The accurate control of degree, sets along baffle door swing route in bottom of river channel and uniformly opens up and plate on cement base 15, cement base
Spacing between the jack of zinc pipe size matching, adjacent holes is so that it is optimal, baffle plate that the minimum wobble angle of baffle door, which is 10 °,
Door is swung in the hole of galvanized pipe insertion cement base of side.
Move according to demand and the fixed galvanized pipe for swinging side, when two baffle doors are parallel with water inlet direction, inflow is most
Greatly, when two baffle doors are covered to water entering surface, gallery water inlet is closed, using water entering surface as baseline, baffle door is in 60 °~90 °
Swing, to adjust gallery inflow, so as to adjust flow velocity of the river water body in gallery.
Utility model works mode is as follows：
The river water body flow velocity entered in the water body purification gallery is controlled in 0.01m/s~0.03m/s by speed-controlling device
It is interior, into the river water body in the water body purification gallery repeatedly by nitrification packing area and denitrification packing area, it is repeated
Water body after nitrification processing and denitrification processing, purified in situ is discharged from final stage gallery monomer water side；
It is aerated in processing procedure from nanometer aeration machine and water distributor into gallery monomer, every grade of gallery monomer nitrification of control is filled out
Expect area 3~6mg/L of dissolved oxygen, transition region 0.5~3mg/L of dissolved oxygen, denitrification packing area 0.1~0.5mg/L of dissolved oxygen.
Embodiment 1
Long 100 meters experiment section is chosen at Hangzhou Yuhang District Mt. Zheshan port.7.08 kilometers of Mt. Zheshan port river course total length, river surface
Wide 15-30 meters, 2.4 meters of present situation water level, water quality is bad V class water body.
Water body purification gallery of the present utility model is installed in the wide water domain of Mt. Zheshan port, generally 5 grades gallery series connection will be hung
The successful polyurethane of film is put into gallery with bamboo ball filler.Gallery integrated suspension is above the bed mud of pollution river body, gallery bottom
Lowest part is 1 meter under water.
Mt. Zheshan port is current water, and operation flow control valve limits flow velocity as 0.01m/s.Nano bubble machine is opened, is produced
Water distributor is sent into aperture for 300mm heavy-oxygen-enriched water by outlet pipe, then distributes into other water distribution branch pipes, controls gas-water ratio=4:
1.River goes out water mixed liquid with nano bubble and entered in gallery, passes through polyurethane aerobic zone, polyurethane transition region, bamboo segment oxygen
Area, multistage nitrification-denitrification reaction carries out river water body reparation.
Since the utility model plant running is stable, Mt. Zheshan port experiment section contamination index number is determined within every five days
According to.After the utility model plant running 30 days.Front and rear treatment status：
Table 1
Table 2
As shown in Table 1, Mt. Zheshan port ammonia nitrogen, total nitrogen etc. are exceeded, belong to bad V class water quality.Table 2 is that the river uses above-described embodiment
Each achievement data of 1 month after improvement, total nitrogen cuts down 43.3%, and ammonia nitrogen cuts down 44.8%；Ammonia nitrogen index has reached V category
It is accurate.With good denitrification effect.
Embodiment 2
Long 60 meters test reach is chosen at Hangzhou Yuhang District Renhe street Ji Jiaba ports.Family dam port total length 940m is counted,
Width about 10-15m, mean depth 1m, about 10000 square metres of river course water surface area, water quality is bad V class water body.
Water body purification gallery of the present utility model is installed in meter man dam port wide water domain, overall gallery is 3 grades of series connection, will
The successful polyurethane of biofilm is put into gallery with bamboo ball filler.Gallery integrated suspension is above the bed mud of pollution river body, gallery bottom
Portion's lowest part is 0.8 meter under water.Air deflector is set to 120 °, apart from 3 meters of afterbody gallery.
Meter man Ba Gang is beheaded river, is equipped with a 0.9kW.h impeller.Nano bubble machine is opened, generation aperture is 300mm
Heavy-oxygen-enriched water water distributor is sent into by outlet pipe, then distribute into other water distribution branch pipes, control gas-water ratio=3.5：1.River with
Nano bubble goes out water mixed liquid and entered in gallery, passes through polyurethane aerobic zone, polyurethane transition region, bamboo ball anoxic zone, multistage nitre
Change-anti-nitration reaction carries out river water body reparation.
Since the utility model plant running is stable, once meter man Ba Gang experiments section contamination index number is determined within every five days
According to.The utility model plant running 2 months.Front and rear treatment status：
Table 3
Table 4
As shown in Table 3, meter man Ba Gang belongs to bad V class water quality.Table 4 is 2 months each after the river is administered using above-described embodiment
Achievement data, total nitrogen cuts down 35.3%, and ammonia nitrogen cuts down 34.5%.Because meter man dam bank cuts dirty well rupture, there are a large amount of dirts daily
Water enters river body, and water body ammonia nitrogen totally maintains 8~8.5mg/L.
Embodiment 3
In Hangzhou Yuhang District Renhe street, Mu Jia Ba Gang choose long 80 meters test reach.Mu Jia dams port East and West direction is about
759m, wide about 5-10m (average width about 7m), mean depth 1m, in section, interlude has a section " 7 " font tributary, is about 430m,
Width about 15m, mean depth 1m, river course total water surface area about 12000m2。
Water body purification gallery is installed in Mu Jia Ba Gang " 7 " font tributary, overall gallery is 4 grades of series connection, by biofilm success
Polyurethane and bamboo ball filler be put into gallery.Gallery integrated suspension is above the bed mud of pollution river body, gallery bottom lowest part
For 1 meter under water.Air deflector sets 150 °, apart from 3.5 meters of afterbody gallery.
Mu Jia Ba Gang are beheaded river, are equipped with a 1.2kW.h impeller.Nano bubble machine is opened, generation aperture is 300mm
Heavy-oxygen-enriched water water distributor is sent into by outlet pipe, then distribute into other water distribution branch pipes, control gas-water ratio=3.5:1.River with
Nano bubble goes out water mixed liquid and entered in gallery, passes through polyurethane aerobic zone, polyurethane transition region, bamboo ball anoxic zone, multistage nitre
Change-anti-nitration reaction carries out river water body reparation.
Since the utility model plant running is stable, determines once within every five days Mu Jia Ba Gang and test section contamination index number
According to.The utility model plant running 45 days.Front and rear treatment status：
Table 5
Table 6
As shown in Table 5, meter man Ba Gang belongs to bad V class water quality.Table 6 is respectively to refer to for 45 days after the river is administered using above-described embodiment
Data are marked, total nitrogen cuts down 53.8%, and ammonia nitrogen cuts down 56.25%.With obvious denitrification effect.
The foregoing is only the specific implementation case of the utility model patent, but the utility model patent technical characteristic simultaneously
This is not limited to, any those skilled in the relevant art are in field of the present utility model, and the change or modification made all are covered
Among the scope of the claims of the present utility model.
Claims (8)
1. a kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment, including at least gallery monomer of two-stage series connection,
Characterized in that, also including nanometer aeration machine and the speed-controlling device located at one-level gallery monomer water inlet end；The gallery monomer bag
Include：
Floating framework, float tube that the floating framework includes bubbling through the water column, squeezes into along float tube some fix bars of river bed and correspondingly wears
It is enclosed on the plastic tube in fix bar；
Screen frame, the water entering surface of the screen frame and goes out after the water surface was the network of rivers, bottom surface and was biofilm along two sides that water body is flowed to
Fluid-tight fine mesh wire, the top margin of the screen frame is sutured with float tube suture, sideways with corresponding plastic tube, along water in the screen frame
Stream direction is divided into nitrification packing area, transition region and denitrification packing area successively by crossing the network of rivers；
And the water distributor in nitrification packing area, the external nanometer aeration machine of the water distributor.
2. water body purification gallery according to claim 1, it is characterised in that the speed-controlling device is impeller, and apart from end
Level gallery monomer goes out at 3~5 meters of the water surface guiding device for setting and making gallery water outlet form backflow.
3. water body purification gallery according to claim 2, it is characterised in that the guiding device includes：
Squeeze into the galvanized pipe of river bed；
Correspondence is set on the PE pipes on the galvanized pipe；
And be sewn on the PE pipes and fluid-tight fine mesh wire after biofilm, the wire side of the fine mesh wire is towards final stage gallery monomer
Go out water surface setting.
4. water body purification gallery according to claim 1, it is characterised in that the speed-controlling device is speed-limiting device, the limit
Quick-mounting is set to baffle door, and the baffle door is inserted vertically into river water body, one of them vertical side and one-level gallery monomer are entered
The vertical side of the water surface is hinged, another vertical side position in the inlet area of one-level gallery monomer front end is adjustable.
5. water body purification gallery according to claim 4, it is characterised in that the baffle door is set to symmetrical two
Fan, two vertical sides with one-level gallery monomer water entering surface are hinged respectively.
6. water body purification gallery according to claim 1, it is characterised in that filled polyurethane is filled out in the nitrification packing area
Filling rate is 30%~50% in material, nitrification packing area；Filling rate in bamboo ball, nitrification packing area is filled in denitrification packing area is
10%~30%.
7. water body purification gallery according to claim 1, it is characterised in that the water distributor includes being connected with nanometer aeration machine
Water distribution supervisor and be responsible for water distribution branch pipe that is upper and correspondingly stretching into nitrification packing area, the water distribution master of each gallery monomer located at water distribution
It is parallel with one another between pipe.
8. water body purification gallery according to claim 1, it is characterised in that set 3~5 grades of gallerys monomer series-connected, adjacent corridor
By pipe joint, directly, between screen frame button is connected between the float tube of road monomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720157645.5U CN206580630U (en) | 2017-02-21 | 2017-02-21 | A kind of water body purification gallery for river water body ammonia nitrogen in-situ treatment |
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698664A (en) * | 2017-02-21 | 2017-05-24 | 浙江裕腾百诺环保科技有限公司 | Water body purification gallery and technology used for river channel water body ammonia nitrogen in situ treatment |
| CN108609720A (en) * | 2018-04-03 | 2018-10-02 | 浙江亿康环保工程有限公司 | A kind of Drain contamination for river channel mouth situ waste water repair system and method |
| CN110040854A (en) * | 2019-05-06 | 2019-07-23 | 中国水利水电科学研究院 | A kind of carrier combined system and method for cutting down water nutrition |
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2017
- 2017-02-21 CN CN201720157645.5U patent/CN206580630U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698664A (en) * | 2017-02-21 | 2017-05-24 | 浙江裕腾百诺环保科技有限公司 | Water body purification gallery and technology used for river channel water body ammonia nitrogen in situ treatment |
| CN106698664B (en) * | 2017-02-21 | 2023-04-14 | 浙江裕腾百诺环保科技有限公司 | Water body purification corridor and process for in-situ treatment of ammonia nitrogen in river water body |
| CN108609720A (en) * | 2018-04-03 | 2018-10-02 | 浙江亿康环保工程有限公司 | A kind of Drain contamination for river channel mouth situ waste water repair system and method |
| CN110040854A (en) * | 2019-05-06 | 2019-07-23 | 中国水利水电科学研究院 | A kind of carrier combined system and method for cutting down water nutrition |
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Address after: 310026 101C, 509 Hongfeng Road, Yuhang Economic Development Zone, Yuhang District, Hangzhou, Zhejiang. Patentee after: Zhejiang yultenbo environmental protection Polytron Technologies Inc Address before: 310026 101C, 509 Hongfeng Road, Yuhang Economic Development Zone, Yuhang District, Hangzhou, Zhejiang. Patentee before: ZHEJIANG YUTENG BAINUO ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. |