CN110282746A - A kind of bacterium algae bioreactor - Google Patents

A kind of bacterium algae bioreactor Download PDF

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Publication number
CN110282746A
CN110282746A CN201910558307.6A CN201910558307A CN110282746A CN 110282746 A CN110282746 A CN 110282746A CN 201910558307 A CN201910558307 A CN 201910558307A CN 110282746 A CN110282746 A CN 110282746A
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CN
China
Prior art keywords
gear
conveyer belt
filter cloth
bacterium algae
frame
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Granted
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CN201910558307.6A
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Chinese (zh)
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CN110282746B (en
Inventor
吴代赦
李建龙
吴学纯
徐宇
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Nanchang University
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Nanchang University
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Priority to CN201910558307.6A priority Critical patent/CN110282746B/en
Publication of CN110282746A publication Critical patent/CN110282746A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/08Aerobic processes using moving contact bodies
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/322Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
    • C02F3/325Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae as symbiotic combination of algae and bacteria
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/105Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/008Mobile apparatus and plants, e.g. mounted on a vehicle
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Botany (AREA)
  • Ecology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The present invention relates to a kind of bacterium algae bioreactors, including frame, motor, gear, wheel shaft, fixed beam, transmission belt, conveyer belt, light source and filter cloth, several wheel shafts are installed at interval in fixed beam, rotatable gear is installed on wheel shaft, gear is fixedly connected with driving wheel close to the side of frame, for motor by transmission band connection driving wheel, four gears being located in the same vertical plane constitute one group of square matrix, and front and back two groups of square matrixes arranged side by side constitute gear set;Every group of gear set drives filter cloth rotation by conveyer belt, it is clamped respectively with two layers of conveyer belt the filter cloth two sides, it is fixed between two layers of conveyer belt with the rivet of Intermediate Gray circular hole, conveyer belt is covered on the gear set by the circular hole of rivet, and conveyer belt and filter cloth join end to end closing;It is mutually driven between adjacent gear group by being set to transmission belt on driving wheel.Efficient stable of the present invention realizes the efficient removal of nitrogen, phosphorus and organic matter in sewage by the growth of the bacterium, algae that are supported on filter cloth surface.

Description

A kind of bacterium algae bioreactor
Technical field
The present invention relates to technical field of sewage, and in particular to a kind of bacterium algae bioreactor.
Background technique
As China's industrial and agricultural production develops on a large scale, the nutriments such as nitrogen phosphorus content in sanitary sewage continues to increase And discharge sites are concentrated increasingly, the pollution problem of the nutriments such as Water phosphorus has caused common concern, is China's environment Protect problem urgently to be resolved.
For the outrophication risk for coping with surface water body, current various regions mention the effluent quality of city domestic sewage treatment plant Higher requirement is gone out.Sewage discharge is increased to level-one A standard from level-one B standard, outstanding to require to be exactly that further dephosphorization removes Nitrogen.Carbon-nitrogen ratio is lower in the water outlet of existing secondary sedimentation tank of sewage treatment work, and being denitrogenated using traditional nitration denitrification technique must be additional Carbon source, the control of carbon source additive amount is bad, and it is exceeded to will lead to water outlet COD and BOD;It is existing to propose mark transformation and mainly take chemical dephosphorization Technique, one side dephosphorization agent higher cost, while the dephosphorization process will be transferred to phosphorus in sludge from water, and increase sludge Processing cost.It is aerobic and micro- aerobic equal mushrooms using the oxygen that algae photosynthesis releases using bacteria and algae system Growth provides oxygen source, and mushroom metabolism discharges CO2Carbon source is provided for algae photosynthesis again, while the growth of bacterium and algae etc. A large amount of carbon, nitrogen and phosphorus can be taken in, so as to realize carbon nitrogen phosphorus depth removal, have removal sewage in nitrogen phosphorus energy consumption it is small, two The low advantage of secondary pollution.However currently, helotism lacks the apparatus system of efficient stable, it is difficult to realize stable mushroom and algae The continued propagation of class increases, and not can effectively solve the problems such as hydraulic detention time is insufficient, plant area is big.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of bacterium algae bioreactor of efficient stable, according to The efficient removal of nitrogen, phosphorus and organic matter in sewage is realized in growth by being supported on the bacterium, algae of filter cloth surface.
The technical scheme adopted by the invention is as follows:
A kind of bacterium algae bioreactor, including frame, motor, gear, wheel shaft, fixed beam, transmission belt, conveyer belt, light Source and filter cloth, motor are set on frame side, and frame a part is located in water body, and the frame is to be spelled by multiple square frames Rectangular-shape made of connecing, fixed beam are horizontally arranged at the upper and lower two sides of frame front and back, are spaced in the fixed beam Several wheel shafts are installed, the spacing distance of four fixed beam upper whorl axials is identical, and wheel shaft position uniform one is correspondingly arranged;Pacify on wheel shaft Rotatable gear is filled, gear is fixedly connected with driving wheel close to the side of frame, and motor passes through transmission band connection driving wheel, position One group of square matrix is constituted in four gears in same perpendicular, front and back two groups of square matrixes arranged side by side constitute gear set;Reactor packet Include one or more groups of gear sets;
Every group of gear set drives filter cloth rotation by conveyer belt, and the filter cloth two sides are clamped with two layers of conveyer belt respectively, It is fixed between two layers of conveyer belt with the rivet of Intermediate Gray circular hole, rivet pitch, which is evenly arranged and makes it that can coincide, is nested in gear On, conveyer belt is covered on the gear set by the circular hole of rivet, and conveyer belt and filter cloth join end to end closing;Adjacent gear It is mutually driven between group by being set to transmission belt on driving wheel;
The light source is arranged close to filter cloth position;The filter cloth both side surface loads bacterium algae and forms bacterium algae layer.
Further preferably, the gear is equipped with stop collar far from the side of driving wheel, and the end of wheel shaft is equipped with baffle ring, limit Spring is equipped between position ring and baffle ring.
Further preferably, the teeth of the gear are dome cone structure.
Further preferably, it is arranged with ring-shaped rubber pad on the gear, which is circle, and outer ring is polygon Shape structure offers the hole matched with gear teeth on rubber pad.
Further preferably, the lower section of filter cloth is equipped with air supply opening in the water body, and air supply opening is connected with by steam line Air accumulator.
Further preferably, it is right against in place of the light source in the water body equipped with jet nozzle, jet nozzle passes through pipeline It is connected with water pump.
The invention has the benefit that
(1) the sustainable stable operation of the present apparatus, bacterium algae layer can the efficiently nutrition such as nitrogen phosphorus in adsorption/absorption water body Substance, also, the mutual Absorption And Metabolism product of bacterium, algae breeding, thus reduce the investment of additional energy source substance, meanwhile, it can With the abundance of residence time in water, plant area is small.
(2) it is cased with rubber polygon liner on gear and does not have to circle, increases gear and conveyer belt and is connect during ratcheting Contacting surface product avoids the rivet of conveyer belt bending deformation, loosening by the point type top power of circular gear radial direction during ratcheting De- problem is even collapsed, realizes that the material requirement to conveyer belt and rivet is lower, operation is more stable, equipment can also be reduced and run When noise.Also, the use of rubber packing, active force when being driven by increasing between gear and conveyer belt, reduces tooth Relative motion between wheel and conveyer belt guarantees gear, conveyer belt and rivet service life to reduce friction.
(3) due on conveyer belt rivet be circular hole, design of gears use convexly tapered teeth, in gear and conveyer belt tooth During conjunction, even if conveyer belt, which deviates 30 degree of teeth central axis, can still correct back to, so that conveyer belt is difficult de- tooth, transmission It is relatively reliable.And universal chain drive is with vibration slightly offset from that will be detached from, not can guarantee drive mechanism long-play can It leans on.
(4) gear designs in the axial direction has spring to withstand gear outward, drives conveyor belt two sides stress outside, can maintain The tensioning state of filter cloth prevents filter cloth relaxation caused by filter cloth deformation or connection loosing.
Detailed description of the invention
Fig. 1 is agent structure schematic diagram of the invention;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is the sectional view of B-B in Fig. 1.
It illustrates: 1. motors, 2. gears, 3. wheel shafts, 4. filter clothes, 5. water bodys, 6. frames, 7. fixed beams, 8. light sources, 9. Transmission belt, 10. air accumulators, 11. air supply openings, 12. jet nozzles, 13. rubber pads, 14. driving wheels, 15. bacterium algae layers, 16. rivets, 17. conveyer belt, 18. stop collars, 19. springs, 20. baffle rings, 21. water pumps.
Specific embodiment
It elaborates with reference to the accompanying drawing to the present invention.
As shown in Figure 1 to Figure 3, a kind of bacterium algae bioreactor, including frame 6, motor 1, gear 2, wheel shaft 3, fixation Beam 7, transmission belt 9, conveyer belt 17, light source 8 and filter cloth 4, motor 1 are set on 6 side of frame, and 6 a part of frame is located at water body 5 In, the frame 6 is the rectangular-shape being spliced by multiple square frames, and fixed beam 7 is horizontally arranged at 6 front of frame and back The upper and lower two sides in face.Several wheel shafts 3, the spacing distance phase of four 7 upper whorl axials 3 of fixed beam are installed in interval in fixed beam 7 Together, position is arranged in a one-to-one correspondence.Rotatable gear 2 is installed, gear 2 is fixedly connected with close to the side of frame 6 on wheel shaft 3 Driving wheel 14, motor 1 connect driving wheel 14 by transmission belt 9, and four gears 2 being located in the same vertical plane constitute a prescription Battle array, front and back two groups of square matrixes arranged side by side constitute gear set;Reactor includes one or more groups of gear sets.
Every group 2 groups of gear pass through conveyer belt 17 and filter cloth 4 are driven to rotate, and 4 two sides of filter cloth use two layers of conveyer belt 17 to press from both sides respectively Firmly, fixed with the rivet 16 of Intermediate Gray circular hole between two layers of conveyer belt 17,16 spacing of rivet is evenly arranged and to make it that can coincide embedding It covers on gear 2, conveyer belt 17 is covered on described 2 groups of gear by the circular hole of rivet 16, conveyer belt 17 and the head and the tail of filter cloth 4 Be connected closing;It is mutually driven between 2 groups of adjacent gear by being set to transmission belt 9 on driving wheel 14.
When work, motor 1 drives driving wheel 14 to rotate, and gear set rotation drives conveyer belt 17 and 4 circulation rotating of filter cloth, tooth Wheel group drives the rotation of adjacent gear group by transmission belt 9, realizes independent loops between filter cloth 4.
Light source 8 is arranged close to 4 position of filter cloth;4 both side surface of filter cloth loads bacterium algae and forms bacterium algae layer 15.
Gear 2 is equipped with stop collar 18 far from the side of driving wheel 14, and the end of wheel shaft 3 is equipped with baffle ring 20, stop collar 18 with Spring 19 is equipped between baffle ring 20.Spring 19 withstands gear 2 outward, drives 17 two sides stress of conveyer belt outside, can maintain to filter The tensioning state of cloth 4 prevents relaxation caused by the deformation of filter cloth 4 or connection loosing.
In order to guarantee that the reliability of transmission, the teeth of gear 2 are dome cone structure.It is ratcheting in gear 2 and conveyer belt 17 In the process, it can still correct back to even if conveyer belt 17 deviates 30 degree of teeth central axis, so that conveyer belt 17 is difficult de- tooth, pass It moves relatively reliable.
Ring-shaped rubber pad 13 is arranged on gear 2, which is circle, and outer ring is polygonized structure, rubber The hole matched with 2 teeth of gear is offered on pad 13.It is cased with rubber polygon liner on gear 2 and does not have to circle, increases tooth Wheel 2 and conveyer belt 17 contact area during ratcheting, avoid the rivet 16 of conveyer belt 17 during ratcheting by round tooth The radial point type top power of wheel 2 and bending deformation loosen and even collapse de- problem, and the material of conveyer belt 17 and rivet 16 is wanted in realization Ask it is lower, operation it is more stable, the noise of equipment at runtime can also be reduced.Also, the use of rubber packing is driven by increasing When gear 2 and conveyer belt 17 between active force, reduce the relative motion between gear 2 and conveyer belt 17, to reduce Friction guarantees gear 2,16 service life of conveyer belt 17 and rivet.
The present apparatus further includes air accumulator 10, which is connected with steam line, and steam line is equipped with air supply opening 11, Air supply opening 11 is set to the lower section of filter cloth 4 in water body 5.Carbon source is often insufficient in water body 5, and CO is used in air accumulator 102Gas, CO2Gas Body is discharged by air supply opening 11, with CO2It is supplemented into water body 5 for carbon source, the photosynthesis of bacterium algae layer 15 will be accelerated, and more traditional Additional organic carbon source (such as glucose, methanol, ethyl alcohol, acetic acid) compare, CO2It is imitated in water as the photosynthesis of carbon source Rate is higher, can more effectively avoid being discharged the exceeded of COD.
The present apparatus further includes water pump 21, and water pump 21 is connected with jet nozzle 12 by pipeline, and jet nozzle 12 is right against water Light source 8 in body 5 is arranged.When the pollutant in water body 5 and the bacterium algae of growth covering light source 8 reduce its exposure intensity, open Water pump 21 generates high-velocity flow and is sprayed by jet nozzle 12, realizes that the cleaning for covering overcover thereon removes to clean 8 housing of light source It goes, while water body 5 can be generated and be stirred and evenly mixed, so that the bacterium algae layer 15 loaded on polluter and filter cloth 4 has more fully Contact, facilitates the raising of nitrogen phosphorus ligands efficiency.
At runtime, the rotation of filter cloth 4 is so that the bacterium algae layer 15 being attached on filter cloth 4 alternately impregnates the device of the invention In water body 5 and it is exposed to air.When being immersed in water body 5, aerobic and micro- aerobic equal mushrooms consumption oxygen degradation organic matter is increased It grows and generates CO2;Meanwhile the nutriments such as nitrogen phosphorus in 15 adsorption/absorption water body 5 of bacterium algae layer.When bacterium algae layer 15 is with filter cloth 4 Rotation, under light source 8 or ambient light conditions, algae photosynthesis is absorbed and utilized the elements such as nitrogen phosphorus synthesis Self substances and grows, The oxygen that releases of algae photosynthesis can provide oxygen source for aerobic and micro- fungus growns such as aerobic simultaneously, and mushroom is metabolized and discharges CO2Carbon source is provided again for algae photosynthesis.The mutual Absorption And Metabolism product of bacterium, algae breeding, to reduce additional energy source The investment of substance.
The above only expresses the preferred embodiment of the present invention, and the description thereof is more specific and detailed, but can not be because This and be interpreted as limitations on the scope of the patent of the present invention.It should be pointed out that for those of ordinary skill in the art, Under the premise of not departing from present inventive concept, several deformations can also be made, improves and substitutes, these belong to protection of the invention Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (6)

1. a kind of bacterium algae bioreactor, including frame (6), motor (1), gear (2), wheel shaft (3), fixed beam (7), transmission Band (9), conveyer belt (17), light source (8) and filter cloth (4), motor (1) are set on frame (6) side, which is characterized in that frame (6) a part is located in water body (5), and the frame (6) is the rectangular-shape being spliced by multiple square frames, fixed beam (7) the upper and lower two sides of frame (6) front and back are horizontally arranged at, several wheel shafts are installed at interval on the fixed beam (7) (3), the spacing distance of four fixed beam (7) upper whorl axials (3) is identical, and wheel shaft (3) position is arranged in a one-to-one correspondence;On wheel shaft (3) It installs rotatable gear (2), gear (2) is fixedly connected with driving wheel (14) close to the side of frame (6), and motor (1) passes through Transmission belt (9) connects driving wheel (14), and four gears (2) being located in the same vertical plane constitute one group of square matrix, and front and back is arranged side by side Two groups of square matrixes constitute gear set;Reactor includes one or more groups of gear sets;
Every group of gear set passes through conveyer belt (17) and drives filter cloth (4) rotation, and two layers of conveyer belt is used in filter cloth (4) two sides respectively (17) it clamps, fixed with the rivet (16) of Intermediate Gray circular hole between two layers of conveyer belt (17), rivet (16) spacing is evenly arranged simultaneously Make it that can coincide to be nested on gear (2), conveyer belt (17) is covered on the gear set by the circular hole of rivet (16), transmission Band (17) and filter cloth (4) join end to end closing;It is mutual by being set to transmission belt (9) on driving wheel (14) between adjacent gear group Transmission;
The light source (8) is arranged close to filter cloth (4) position;Filter cloth (4) both side surface loads bacterium algae and forms bacterium algae layer (15)。
2. a kind of bacterium algae bioreactor according to claim 1, which is characterized in that the gear (2) is far from transmission The side for taking turns (14) is equipped with stop collar (18), and the end of wheel shaft (3) is equipped with baffle ring (20), between stop collar (18) and baffle ring (20) Equipped with spring (19).
3. a kind of bacterium algae bioreactor according to claim 1, which is characterized in that the teeth of the gear (2) are Dome cone structure.
4. a kind of bacterium algae bioreactor according to claim 1 or 3, which is characterized in that be arranged on the gear (2) Have ring-shaped rubber pad (13), rubber pad (13) inner ring be circle, outer ring is polygonized structure, offered on rubber pad (13) with The hole that gear (2) teeth match.
5. a kind of bacterium algae bioreactor according to claim 1, which is characterized in that filter cloth (4) in the water body (5) Lower section be equipped with air supply opening (11), air supply opening (11) is connected with air accumulator (10) by steam line.
6. a kind of bacterium algae bioreactor according to claim 1, which is characterized in that be right against in the water body (5) Light source (8) in place of be equipped with jet nozzle (12), jet nozzle (12) is connected with water pump (21) by pipeline.
CN201910558307.6A 2019-06-24 2019-06-24 Fungus algae photo-bioreactor Active CN110282746B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112811596A (en) * 2021-01-07 2021-05-18 广东省科学院动物研究所 Method for constructing bacteria-algae symbiotic system by wet curtain

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102815494A (en) * 2012-09-18 2012-12-12 昆山特力伯传动科技有限公司 Conveyer
US20170165599A1 (en) * 2015-12-10 2017-06-15 Chieh-Yuan Cheng Smoke filter
CN108249576A (en) * 2018-01-17 2018-07-06 南昌大学 The device of nitrogen, phosphorus and organic matter resource reclaim in a kind of sewage
CN208151054U (en) * 2018-01-19 2018-11-27 南昌大学 A kind of conveyor type bacterium algae rotating biological membrane reactor
CN210764585U (en) * 2019-06-24 2020-06-16 南昌大学 Fungus algae photobioreactor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102815494A (en) * 2012-09-18 2012-12-12 昆山特力伯传动科技有限公司 Conveyer
US20170165599A1 (en) * 2015-12-10 2017-06-15 Chieh-Yuan Cheng Smoke filter
CN108249576A (en) * 2018-01-17 2018-07-06 南昌大学 The device of nitrogen, phosphorus and organic matter resource reclaim in a kind of sewage
CN208151054U (en) * 2018-01-19 2018-11-27 南昌大学 A kind of conveyor type bacterium algae rotating biological membrane reactor
CN210764585U (en) * 2019-06-24 2020-06-16 南昌大学 Fungus algae photobioreactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112811596A (en) * 2021-01-07 2021-05-18 广东省科学院动物研究所 Method for constructing bacteria-algae symbiotic system by wet curtain

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