CN210595427U - Movable bioreactor for treating sewage by using composite microorganisms - Google Patents

Movable bioreactor for treating sewage by using composite microorganisms Download PDF

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Publication number
CN210595427U
CN210595427U CN201921135960.3U CN201921135960U CN210595427U CN 210595427 U CN210595427 U CN 210595427U CN 201921135960 U CN201921135960 U CN 201921135960U CN 210595427 U CN210595427 U CN 210595427U
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water
river
floating bed
power transmission
circular floating
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陈琛
黄珊
张恒军
汪元南
罗海林
王敏
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South China Institute of Environmental Science of Ministry of Ecology and Environment
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South China Institute of Environmental Science of Ministry of Ecology and Environment
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    • 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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Abstract

The utility model relates to a sewage treatment technical field specifically relates to an utilize portable bioreactor of compound microbiological treatment sewage, including main part device, driving system, extraction system and sewage treatment system. The utility model takes water energy and wind energy as power sources, takes river water through a piston pump, and carries out aerobic bacteria expanding culture and aeration treatment on river sewage; meanwhile, river sediment is used as a strain to culture beneficial aerobic bacteria, so that the investment cost is low and the forming period is short; further, the utility model discloses because of adopting floating structure, so nimble convenient need not to rely on the river bank construction, does not receive the river course shape to influence, can adjust quantity and position at any time according to the river water pollution conditions.

Description

Movable bioreactor for treating sewage by using composite microorganisms
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a movable bioreactor for treating sewage by utilizing compound microorganisms.
Background
In urban and rural areas of China, the problem of increasingly severe water environment of river channels due to pollution and ecological system degradation, namely the problems of rich nutrition, black and odorous river water, algae outbreak and the like caused by overhigh content of organic matters and nitrogen and phosphorus in the river water, the main methods for solving the problems at present are sediment dredging and mechanical aeration, and the method is high in cost and has no continuity. The microbial treatment and decomposition of organic matters, nitrogen and phosphorus have the advantages of low cost and strong persistence. But is limited by the limitation of oxygen content of the river water body, and the propagation of a plurality of beneficial aerobic bacteria is limited, so that the decomposition capability of the beneficial aerobic bacteria can not be exerted.
The Chinese invention with the application number of 'CN 201510035826.6', namely 'a biological filter bed for treating river pollutants' discloses a biological filter bed for treating river pollutants, which can aerate river water under the condition of water energy, thereby achieving the purpose of proliferating aerobic bacteria capable of decomposing pollutants.
However, the river water is extracted by utilizing the negative pressure generated by the centrifugal river water, the requirement of the centrifugal speed is high by the working principle, once the river speed is slowed down, the centrifugal speed is reduced, the whole device stops working and is difficult to restart, and the efficiency is low; in addition, the whole device is driven to work by throwing out river water through the bent hollow pipes to generate negative pressure, a due filtering device is not arranged, once blockage occurs, the whole device can be out of work, and the expected target for removing the pollution of the river channel is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides an utilize portable bioreactor of compound microbiological treatment sewage can utilize wind energy and hydroenergy as power extraction river simultaneously, carries out the aeration to the river, makes aerobic microorganism can expand and bank up to strengthen the ability that the river decomposed the pollutant.
The technical scheme of the utility model as follows:
a movable bioreactor for treating sewage by using compound microorganisms comprises a main body device, a power system, an extraction system and a sewage treatment system.
The main body device comprises a circular floating bed, wherein a circle of annular floating bags are arranged on the inner wall of the circular floating bed. The floating bag is an inflatable floating bag, and the buoyancy of the floating bag ensures that the bioreactor cannot sink into water under the condition that the microorganism expanding culture cavity is filled with river water.
The power system includes a wind turbine and a water turbine. The utility model discloses utilized wind energy and hydroenergy group as the device power supply, greatly reduced manufacturing cost and maintenance cost, once put into use, just can the whole day self-purification river course sewage.
The wind turbine is connected to the outer side of the top surface of the circular floating bed through a wind transmission shaft and is connected with a total power transmission shaft through a double-power transmission bevel gear. The utilization of wind energy makes the utility model discloses an energy acquisition way further widens for the device has promoted work efficiency to the processing speed of sewage.
The hydraulic turbine is connected to the outer side of the bottom surface of the circular floating bed through a hydraulic transmission shaft and is connected with a total power transmission shaft through a double-power transmission bevel gear; and the total power transmission shaft is connected with the total power transmission bevel gear. The utility model discloses use hydroenergy as the main energy for the device has broken away from the electric power functional mode of present mainstream, has not only avoided the short circuit problem of electric power function in the humid environment of water, and more environmental protection and cleanness have reduced the input cost moreover, have improved economic benefits.
The extraction system comprises a piston pump and a water extraction pipe. The piston pump has good suction performance, can pump various liquids with different media and different viscosities, and is the most ideal water pump in view of the complex components of river water.
The water lifting pipe is arranged at the central axis of the circular floating bed and penetrates through the upper surface and the lower surface of the circular floating bed, the upper end of the water lifting pipe is provided with a water outlet pipe, the lower end of the water lifting pipe is provided with an isolation gate, the water outlet pipe is provided with a plurality of sprinkling nozzles, a water outlet valve is arranged at the position, close to the water outlet pipe, of the inner cavity of the water lifting pipe, and a water inlet valve is arranged at the position. The function of barrier is for keeping apart the bold debris in the river water, avoids blockking up the water lift pipe.
The piston pump is arranged at the connecting line of the water lifting pipe and the wind turbine on the top surface of the circular floating bed and is connected with the water lifting pipe, the piston pump comprises a rotating wheel, the rotating wheel is connected with the total power transmission bevel gear through a conveying belt and is connected with the piston through a connecting rod, and when the rotating wheel rotates, the piston is driven to reciprocate through the connecting rod. When the piston moves rightwards, the water inlet valve is opened, water enters the water lifting pipe, the water outlet valve is closed, and water in the water lifting pipe is lifted upwards along with the reduction of the pressure intensity; when the piston moves leftwards, the water inlet valve is closed, the water outlet valve is opened, water in the lower cavity of the water lifting pipe is pressed into the upper cavity and lifted into the water outlet pipe, water is sprayed out of the water spraying nozzle of the water outlet pipe repeatedly through water inlet and lifting, and sprayed river water is in full contact with air, so that dissolved oxygen in the river water is increased. In addition, the scattered river water can prevent the suspension in the microorganism culture cavity from sinking, and the contact of organic matters in the cavity with the microorganisms and dissolved oxygen is strengthened, so that the oxidative decomposition of the organic matters in the sewage by the microorganisms in the cavity under the condition of sufficient dissolved oxygen is ensured.
The sewage treatment system comprises a microorganism expanding culture cavity, the microorganism expanding culture cavity is arranged on the top surface of the circular floating bed and is symmetrical by taking a connecting line of the water lifting pipe and the wind turbine as a standard line, a plurality of water outlets are arranged on the outer edge of the cavity opening of the microorganism expanding culture cavity, and an expanding culture substrate is arranged at the bottom of the microorganism expanding culture cavity. The microorganism expanding culture cavity is used for breeding aerobic bacteria in the expanding culture substrate by using the oxygen-enriched river water from the water spraying nozzle, and aerobic bacteria liquid with a large amount of decomposed pollutants flows into the river channel again from the water outlet along with the rise of the water level in the microorganism expanding culture cavity, so that the aim of decomposing the pollutants in the river channel is fulfilled.
Further, the piston pump and the outer sleeve are provided with sealing devices. Sealing device can avoid watering shower nozzle spun river to get into bearing system, corrodes the bearing, leads to device life to subtract and reduces.
Further, the wind turbine is a vertical axis fan and rotates clockwise relative to the circular floating bed. The vertical axis fan does not need to face the wind when the wind direction changes, and is a great advantage in this respect compared with a horizontal axis fan, so that the vertical axis fan not only simplifies the structural design, but also reduces the gyroscopic force of a wind wheel when facing the wind, and the device is more stable.
Further, the hydraulic turbine is a Francis turbine and rotates anticlockwise relative to the circular floating bed. The Francis water turbine has wide applicable water head range, simple structure, convenient manufacture and installation, reliable operation, higher efficiency and lower cavitation erosion coefficient, thus being taken as the utility model discloses a selection.
Further, the circular floating bed 11 is provided with a fixing ring 13. The position of the round floating bed 11 in the river channel can be fixed by ropes through the fixing rings 13, and the round floating bed is prevented from being washed away by river water.
Further, the culture expanding substrate is river bottom sludge. The river bottom sludge contains a large amount of indigenous microorganisms which can decompose complex organic substances in river water, but the low oxygen content and the low temperature of the river water at the bottom layer are limited, aerobic bacteria in the indigenous microorganisms cannot exert strong decomposition capability, but once the river is given to a proper environment, the aerobic bacteria in the river water can proliferate in a large amount, thereby achieving the purpose of purifying the water quality.
Compare with current bioreactor that handles river pollution, the beneficial effects of the utility model are that:
1) the utility model discloses because of adopting hydroenergy and wind energy to aerate river course sewage as the power source, need not to use the electric energy, maintenance cost greatly reduced has considerable economic benefits.
2) The utility model discloses directly adopt the river course bed mud to cultivate useful good oxygen fungus as the bacterial, the input cost is low, and the shaping cycle is short, need not to consume the plenty of time alright take effect.
3) The utility model discloses a floating structure, it is nimble convenient, need not to rely on the river bank construction, not influenced by the river course shape, can adjust quantity and position at any time according to the river water pollution condition.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an external view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a schematic diagram of the application of the present invention.
In the figure: 1. the device comprises a main body device, 11, a circular floating bed, 12, a floating bag, 13, a fixing ring, 14, a sealing device, 2, a power system, 21, a wind turbine, 211, a wind transmission shaft, 22, a water turbine, 221, a water transmission shaft, 23, a double-power transmission bevel gear, 24, a total power transmission shaft, 25, a total power transmission bevel gear, 251, a transmission belt, 3, an extraction system, 31, a piston pump, 311, a rotating wheel, 312, a connecting rod, 313, a piston, 32, a water lifting pipe, 321, a water inlet valve, 322, a water outlet valve, 33, a water outlet pipe, 331, a water spraying nozzle, 34, an isolation grid, 4, a sewage treatment system, 41, a microorganism expanding culture cavity, 42, an expanding culture substrate, 43 and a water outlet.
Detailed Description
To further illustrate the manner in which the present invention is made and the effects obtained, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Example one
As shown in FIG. 1, a mobile bioreactor for treating sewage using complex microorganisms includes a main body apparatus 1, a power system 2, an extraction system 3, and a sewage treatment system 4.
The main body device 1 comprises a circular floating bed 11, wherein a circle of annular floating bags 12 are arranged on the inner wall of the circular floating bed 11. The floating bag 12 is an inflatable floating bag, and the buoyancy of the floating bag is to ensure that the bioreactor does not sink into water when the microorganism expanding culture cavity 41 is filled with river water.
The power system 2 includes a wind turbine 21 and a water turbine 22. The utility model discloses utilized wind energy and hydroenergy group as the device power supply, greatly reduced manufacturing cost and maintenance cost, once put into use, just can the whole day self-purification river course sewage.
The wind turbine 21 is connected to the outer side of the top surface of the circular floating bed 11 through a wind power transmission shaft 211 and is connected with a total power transmission shaft 24 through a double-power transmission bevel gear 23. The utilization of wind energy makes the utility model discloses an energy acquisition way further widens for the device has promoted work efficiency to the processing speed of sewage.
The hydraulic turbine 22 is connected to the outer side of the bottom surface of the circular floating bed 11 through a hydraulic transmission shaft 221 and is connected with a total power transmission shaft 24 through a double-power transmission bevel gear 23; the total power transmission shaft 24 is connected with a total power transmission bevel gear 25. The utility model discloses use hydroenergy as the main energy for the device has broken away from the electric power functional mode of present mainstream, has not only avoided the short circuit problem of electric power function in the humid environment of water, and more environmental protection and cleanness have reduced the input cost moreover, have improved economic benefits.
The extraction system 3 comprises a piston pump 31 and a water extraction pipe 32. The piston pump 31 has good suction performance, can pump various liquids with different media and different viscosities, and is the most ideal water pump in view of the complex components of river water.
The water lifting pipe 32 is arranged at the central axis of the circular floating bed 11 and penetrates through the upper surface and the lower surface of the circular floating bed 11, the upper end of the water lifting pipe 32 is provided with a water outlet pipe 33, the lower end of the water lifting pipe is provided with an isolation fence 34, the water outlet pipe 33 is provided with a plurality of water spraying nozzles 331, the inner cavity of the water lifting pipe 32 is provided with a water outlet valve 322 near the water outlet pipe 33, and the inner cavity is provided with a water inlet valve 321 near the isolation fence 34. The isolation fence 34 is used for isolating large sundries in the river water and avoiding blocking the water lifting pipe 32.
The piston pump 31 is arranged at a connecting line of the water lifting pipe 32 and the wind turbine on the top surface of the circular floating bed 11 and is connected with the water lifting pipe 32, the piston pump 31 comprises a rotating wheel 311, the rotating wheel 311 is connected with the total power transmission bevel gear 25 through a conveying belt 251 and is connected with a piston 313 through a connecting rod 312, and when the rotating wheel 311 rotates, the piston 313 is driven to reciprocate through the connecting rod 312. When the piston 313 moves to the right, the water inlet valve 321 is opened, water enters the water lifting pipe 32, meanwhile, the water outlet valve 322 is closed, and water in the water lifting pipe 32 is lifted upwards along with the reduction of the pressure intensity; when the piston moves leftwards, the water inlet valve 321 is closed, the water outlet valve 322 is opened, water in the lower cavity of the water lifting pipe 32 is pressed into the upper cavity and lifted into the water outlet pipe 33, water is repeatedly fed and lifted in this way, water is continuously sprayed out from the water spraying nozzle 331 of the water outlet pipe 33, and sprayed river water is fully contacted with air, so that dissolved oxygen in the river water is increased. In addition, the scattered river water can prevent the suspension in the microorganism culture expanding cavity 41 from sinking, and the contact of organic matters in the cavity with microorganisms and dissolved oxygen is enhanced, so that the oxidative decomposition of the organic matters in the sewage by the microorganisms in the cavity under the condition of sufficient dissolved oxygen is ensured.
The sewage treatment system 4 comprises a microorganism expanding culture cavity 41, the microorganism expanding culture cavity 41 is arranged on the top surface of the circular floating bed 11 and is symmetrical by taking a connecting line of the water lifting pipe 32 and the wind turbine as a standard line, a plurality of water outlets 43 are arranged on the outer edge of the mouth of the microorganism expanding culture cavity 41, and an expanding culture substrate 42 is arranged at the bottom of the microorganism expanding culture cavity. The microorganism culture expanding cavity 41 is used for breeding the aerobic bacteria in the culture expanding substrate 42 by using the oxygen-enriched river water from the water spray nozzle 331, and the aerobic bacteria liquid with a large amount of decomposed pollutants flows into the river channel again from the water outlet 43 along with the rise of the water level in the microorganism culture expanding cavity 41, so that the aim of decomposing the pollutants in the river channel is fulfilled.
The piston pump 31 and the outer sleeve are provided with a sealing device 14. The sealing device 14 can prevent river water sprayed by the water spraying nozzle 331 from entering the bearing system to corrode the bearing, so that the service life of the device is shortened.
The wind turbine 21 is a vertical axis fan and rotates clockwise relative to the circular floating bed 11. The vertical axis fan does not need to face the wind when the wind direction changes, and is a great advantage in this respect compared with a horizontal axis fan, so that the vertical axis fan not only simplifies the structural design, but also reduces the gyroscopic force of a wind wheel when facing the wind, and the device is more stable.
The hydro turbine 22 is a francis turbine and rotates counterclockwise relative to the circular floating bed 11. The Francis water turbine has wide applicable water head range, simple structure, convenient manufacture and installation, reliable operation, higher efficiency and lower cavitation erosion coefficient, thus being taken as the utility model discloses a selection.
The circular floating bed 11 is provided with a fixing ring 13. The position of the round floating bed 11 in the river channel can be fixed by ropes through the fixing rings 13, and the round floating bed is prevented from being washed away by river water.
The culture expanding substrate 42 is river bottom sludge. The river bottom sludge contains a large amount of indigenous microorganisms which can decompose complex organic substances in river water, but the low oxygen content and the low temperature of the river water at the bottom layer are limited, aerobic bacteria in the indigenous microorganisms cannot exert strong decomposition capability, but once the river is given to a proper environment, the aerobic bacteria in the river water can proliferate in a large amount, thereby achieving the purpose of purifying the water quality.
As shown in fig. 4, the utility model discloses can fix whole device in river course a certain position through rope and solid fixed ring 13 at the bank. The device floats on the river surface, the hydraulic turbine 22 rotates anticlockwise by water energy, the wind turbine 21 rotates clockwise by wind energy, kinetic energy generated by the two is transmitted to the total power transmission shaft 24 through the double-power transmission bevel gear 23, the total power transmission shaft 24 drives the total power transmission bevel gear 25 to rotate, power is transmitted to the rotating wheel 311 through the transmission belt 251, and when the rotating wheel 311 rotates, the piston 313 is driven to reciprocate through the connecting rod 312. When the piston 313 moves to the right, the water inlet valve 321 is opened, the river water is filtered by the isolation grating 34 and enters the water lifting pipe 32, meanwhile, the water outlet valve 322 is closed, and the water in the water lifting pipe 32 is lifted upwards along with the reduction of the pressure intensity; when the piston moves leftwards, the water inlet valve 321 is closed, the water outlet valve 322 is opened, water in the lower cavity of the water lifting pipe 32 is pressed into the upper cavity and lifted into the water outlet pipe 33, water is repeatedly fed and lifted in this way, water is continuously sprayed out from the water spraying nozzle 331 of the water outlet pipe 33, and sprayed river water is fully contacted with air, so that dissolved oxygen in the river water is increased. River water is scattered into the microorganism culture expanding cavity 41, and impact force brought by the scattered river water can prevent suspension bodies in the microorganism culture expanding cavity 41 from sinking and enhance contact of organic matters in the cavity with microorganisms and dissolved oxygen, so that the microorganisms in the cavity are guaranteed to be propagated under the condition of sufficient dissolved oxygen, and meanwhile, the organic matters in the sewage are subjected to oxidative decomposition. With the increase of the river water amount in the microorganism culture expanding cavity 41, the river water containing a large amount of aerobic bacteria flows into the river from the water outlet 43, the pollutant decomposing capability of the river water is enhanced, and the aim of treating the water pollution problem is achieved.
Example two
Different from the embodiment, the utility model discloses can be according to the river course width and the pollution degree, establish ties a plurality of devices on a rope, quantity and position all easily adjust, and are simple convenient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims (6)

1. A mobile bioreactor for treating sewage with complex microorganisms, characterized by comprising a main body device (1), a power system (2), an extraction system (3) and a sewage treatment system (4);
the main body device (1) comprises a circular floating bed (11), and a circle of annular floating bags (12) are arranged on the inner wall of the circular floating bed (11);
the power system (2) comprises a wind turbine (21) and a water turbine (22); the wind turbine (21) is connected to the outer side of the top surface of the circular floating bed (11) through a wind power transmission shaft (211) and is connected with a total power transmission shaft (24) through a double-power transmission bevel gear (23); the hydraulic turbine (22) is connected to the outer side of the bottom surface of the circular floating bed (11) through a hydraulic transmission shaft (221) and is connected with a total power transmission shaft (24) through a double-power transmission bevel gear (23); the total power transmission shaft (24) is connected with a total power transmission bevel gear (25);
the extraction system (3) comprises a piston pump (31) and a water extraction pipe (32); the water lifting pipe (32) is arranged at the central axis of the circular floating bed (11) and penetrates through the upper surface and the lower surface of the circular floating bed (11), a water outlet pipe (33) is arranged at the upper end of the water lifting pipe (32), an isolation grid (34) is arranged at the lower end of the water lifting pipe, a plurality of water spraying nozzles (331) are arranged on the water outlet pipe (33), a water outlet valve (322) is arranged in the inner cavity of the water lifting pipe (32) close to the water outlet pipe (33), and a water inlet valve (321) is arranged in the inner cavity close to the isolation grid (; the piston pump (31) is arranged at the connecting line of the water lifting pipe (32) and the wind turbine on the top surface of the circular floating bed (11) and is connected with the water lifting pipe (32), the piston pump (31) comprises a rotating wheel (311), the rotating wheel (311) is connected with the total power transmission bevel gear (25) through a conveying belt (251) and is connected with the piston (313) through a connecting rod (312), and when the rotating wheel (311) rotates, the piston (313) is driven to do reciprocating motion through the connecting rod (312);
the sewage treatment system (4) comprises a microorganism expanding culture cavity (41), the microorganism expanding culture cavity (41) is arranged on the top surface of the circular floating bed (11) and is symmetrical by taking a water lifting pipe (32) and a wind turbine connecting line as an alignment line, a plurality of water outlets (43) are arranged on the outer edge of the mouth of the microorganism expanding culture cavity (41), and an expanding culture substrate (42) is arranged at the bottom of the microorganism expanding culture cavity.
2. A bioreactor according to claim 1, wherein the piston pump (31) and the outer sleeve are provided with sealing means (14).
3. A bioreactor according to claim 1, wherein the wind turbine (21) is a vertical axis fan, rotating clockwise relative to the circular floating bed (11).
4. A bioreactor as set forth in claim 1, characterized in that the water turbine (22) is a francis turbine, rotating counterclockwise with respect to the circular floating bed (11).
5. A bioreactor as claimed in claim 1, characterized in that the circular floating bed (11) is provided with a fixing ring (13).
6. A bioreactor as claimed in claim 1, wherein the substrate (42) is river bottom sludge.
CN201921135960.3U 2019-07-19 2019-07-19 Movable bioreactor for treating sewage by using composite microorganisms Active CN210595427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921135960.3U CN210595427U (en) 2019-07-19 2019-07-19 Movable bioreactor for treating sewage by using composite microorganisms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921135960.3U CN210595427U (en) 2019-07-19 2019-07-19 Movable bioreactor for treating sewage by using composite microorganisms

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