CN211864545U - Biological deodorization device and biological deodorization system - Google Patents
Biological deodorization device and biological deodorization system Download PDFInfo
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- CN211864545U CN211864545U CN202020378020.3U CN202020378020U CN211864545U CN 211864545 U CN211864545 U CN 211864545U CN 202020378020 U CN202020378020 U CN 202020378020U CN 211864545 U CN211864545 U CN 211864545U
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- Y—GENERAL 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
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Abstract
The utility model provides a biological deodorization device and biological deodorization system. The biological deodorization device comprises a pre-washing liquid storage pool, a pre-washing pool, a biological pool, an external biological culture degradation system, a first pipeline, a second pipeline, a third pipeline and a fourth pipeline. The utility model discloses a biological deodorization device has carried out the separation with foul smell dwell time and pollutant degradation time, makes biological deodorization device can handle high concentration waste gas.
Description
Technical Field
The utility model relates to an exhaust purification field especially relates to a biological deodorization device and biological deodorization system.
Background
The biological deodorization method is characterized in that a microbial film is specially cultured on a biological filler, when waste gas flows through the biological deodorization device, the waste gas is transferred from a gas phase to a liquid phase in the deodorization device due to the concentration gradient of pollutants between the gas phase and the liquid phase, at the moment, the biological film takes the pollutants in the waste gas as nutrients to grow and breed, and on the other hand, toxic and harmful malodorous substances in the waste gas are decomposed and degraded into nontoxic and harmless simple inorganic substances so as to achieve the purpose of malodorous treatment. The method has the advantages of simple equipment, low investment and operation cost, high purification efficiency, safety, reliability and the like.
In traditional biological deodorization device, because the area that gas and filler layer contacted is limited, simultaneously because filler adsorbs the ability of keeping water limited, the deodorization filler layer water is less, and pollutant degradation rate is lower to become the bottleneck section of whole pollutant degradation. When the concentration of the waste gas is high, the residence time is long, the waste gas is not easy to be thoroughly treated, and the waste gas is not suitable for treating the high-concentration waste gas, such as: the application range is narrow in refuse landfill sites, industrial waste gas and the like; in addition, microorganisms in the deodorization device are difficult to maintain when the device is shut down, long time is needed for restarting, and a certain nutrient solution needs to be added or the microorganisms need to be cultivated again, so that the device is not suitable for intermittent operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a biological deodorization device and biological deodorization system for solve the problem among the prior art.
In order to solve the above problem, the first aspect of the present invention provides:
a biological deodorization device comprises a pre-washing liquid storage pool, a pre-washing pool, a biological pool, an external biological culture degradation system, a first pipeline, a second pipeline, a third pipeline and a fourth pipeline;
the pre-washing tank is communicated with the pre-washing liquid storage tank through a first pipeline;
the pre-washing tank is communicated with the biological tank through a second pipeline;
the biological pond is communicated with the external biological culture degradation system through a third pipeline and a fourth pipeline;
the pre-washing liquid storage pool is used for storing pre-washing liquid;
the pre-washing tank is used for pre-washing the waste gas by using the pre-washing liquid so as to increase the humidity of the waste gas and remove dust pollutants in the waste gas;
the biological pond is used for dissolving and absorbing and degrading pollutants in the waste gas through microorganisms;
the external biological culture degradation system is used for forming circulation with the biological pond and further degrading pollutants in the wastewater of the biological pond;
the third pipeline is used for conveying the biological pond wastewater to the external biological culture degradation system;
the fourth pipeline is used for returning the biological pond wastewater treated by the external biological culture degradation system to the biological pond.
As a further improvement of the technical scheme, a first spraying system is arranged at the top of the biological pond, a deodorization packing layer is arranged below the first spraying system, and microorganisms are attached to the deodorization packing layer.
As a further improvement of the technical scheme, the external biological culture degradation system is communicated with a spray liquid inlet of the first spraying system through the fourth pipeline, and a water pump is arranged on the fourth pipeline.
As a further improvement of the technical scheme, the external biological culture degradation system is stored with nutrient solution in which microorganisms grow.
As a further improvement of the above technical solution, the external biological culture degradation system further has a first water inlet and a first water outlet, the first water inlet is used for supplementing nutrient solution, and the first water outlet is used for periodic drainage of the external biological culture degradation system.
As a further improvement of the technical scheme, an aerator is arranged at the bottom of the external biological culture degradation system and is communicated with an aeration fan through a pipeline.
As a further improvement of the above technical solution, the prewash tank includes a second spray system.
As a further improvement of the above technical solution, the first pipeline includes a first sub-pipeline and a second sub-pipeline, the first sub-pipeline is used for conveying the pre-washing liquid in the pre-washing liquid storage tank to the pre-washing tank, and the second sub-pipeline is used for returning the pre-washing liquid in the pre-washing tank to the pre-washing liquid storage tank.
As a further improvement of the above technical solution, the pre-washing liquid storage tank further includes a second water inlet and a second water outlet, the second water inlet is used for supplementing the pre-washing liquid, and the second water outlet is used for draining the pre-washing liquid storage tank periodically.
The utility model discloses the second aspect still provides:
a biological deodorization system comprising a gas collection device and the biological deodorization device of the first aspect;
the gas collecting device is used for collecting waste gas and guiding the waste gas into the pre-washing tank.
The utility model has the advantages that: the utility model provides a biological deodorization device, through setting up external biological cultivation degradation system, forms forced circulation between biological pond and external biological cultivation degradation system, changes intermittent operation into continuous operation, makes the speed that the pollutant shifts to the liquid phase from the gaseous phase accelerate, removes the pollutant from the gaseous phase fast, guarantees the gas purification effect; through setting up external biological cultivation degradation system, strengthen the removal of microorganism to the pollutant, in external biological cultivation degradation system, the microorganism degrades the pollutant under the liquid phase condition, and its degradation rate is higher than the solid phase greatly. Meanwhile, the external biological culture degradation system has the function of the original water replenishing tank. The utility model discloses a biological deodorization device has carried out the separation with foul smell dwell time and pollutant degradation time, makes biological deodorization device can handle high concentration waste gas.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 shows a layout of a bio-deodorizing apparatus;
FIG. 2 shows a schematic of the structure of a biological pond and an external biological culture degradation system;
FIG. 3 shows a block diagram of the construction of the bio-deodorization system;
fig. 4 shows a flow chart of the operation of the bio-deodorization system.
Description of the main element symbols:
100-a biological deodorization device; 101-external biological culture degradation system; 1011-an aerator; 1012-aeration fan; 102-a pre-washing liquid storage tank; 103-a pre-washing tank; 1031-gas inlet; 104-biological pond; 1041-outlet; 1042-a layer of deodorising filler; 1043-a first spraying system; 10431-spray liquid inlet; 200-gas collecting device.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Example one
Fig. 1 is a layout view of a biological deodorization apparatus 100 according to an embodiment of the present invention, as shown in fig. 1, the biological deodorization apparatus 100 includes a pre-washing liquid storage tank 102, a pre-washing tank 103, a biological tank 104, an external biological culture degradation system 101, a first pipeline, a second pipeline, a third pipeline and a fourth pipeline, the pre-washing tank 103 has an air inlet 1031, and the biological tank 104 has an air outlet 1041.
Wherein, the prewashing pool 103 is communicated with the prewashing liquid storage pool 102 through a first pipeline; the pre-washing tank 103 is communicated with the biological tank 104 through a second pipeline; the biological pond 104 is communicated with the external biological culture degradation system 101 through a third pipeline and a fourth pipeline.
The pre-washing liquid storage tank 102 is used for storing pre-washing liquid; the prewashing tank 103 is used for prewashing the waste gas by using a prewashing liquid so as to increase the humidity of the waste gas and remove dust pollutants in the waste gas; the biological pond 104 is used for dissolving and degrading pollutants in the waste gas through water and absorbing and degrading the pollutants by microorganisms; the external biological culture degradation system 101 is used for forming circulation with the biological pond 104 to further degrade pollutants in the wastewater of the biological pond; the third pipeline is used for conveying the wastewater of the biological pond to the external biological culture degradation system 101; the fourth pipeline is used for returning the biological pond wastewater treated by the external biological culture degradation system 101 to the biological pond 104.
Waste gas passes through air inlet 1031 and gets into biological deodorization device 100, and the process is washed in advance to waste gas through washing in advance pond 103, has increased waste gas humidity, can get rid of the dust pollutant in the waste gas simultaneously. Then the waste gas enters the biological tank 104 through the second pipeline, in the biological tank 104, toxic, harmful, and malodorous pollutants in the waste gas contact with water, are dissolved in the water and can become molecules or ions in a liquid phase, and the purified waste gas is discharged from the gas outlet 1041.
Part of the pollutants in the liquid phase are adsorbed and absorbed by the microorganisms in the biological pond 104, the pollutants are transferred into the microorganisms from the water, the pollutants entering the microbial cells are subjected to oxidative decomposition by the microorganisms under the catalytic action of various intracellular enzymes, and are subjected to anabolism to generate new microbial cells, and part of organic matters are finally converted into H through oxidative decomposition2O、CO2And the like, thereby degrading. And part of pollutants in the liquid phase are conveyed to the external biological culture degradation system 101 along with the biological pond wastewater through a third pipeline, and then are ingested and degraded by microorganisms in the external biological culture degradation system 101. The wastewater in the biological pond treated by the external biological culture degradation system 101 returns to the biological pond 104 through a fourth pipeline for recycling. It will be appreciated that the biological pond wastewater returned to the biological pond 104 via the fourth conduit will also contain microorganisms in the external biological culture degradation system 101.
In the embodiment, the biological deodorization device 100 is provided with the external biological culture degradation system 101, so that forced circulation is formed between the biological pond 104 and the external biological culture degradation system 101, intermittent operation is changed into continuous operation, the rate of transferring pollutants from a gas phase to a liquid phase is increased, the pollutants are quickly removed from the gas phase, and the gas purification effect is ensured; through setting up external biological culture degradation system 101, strengthen the removal of microorganism to the pollutant, in external biological culture degradation system 101, the pollutant is degraded in the liquid phase condition to the microorganism, and its degradation rate is higher than the solid phase greatly. Meanwhile, the external biological culture degradation system 101 has the function of the original water replenishing tank. The biological deodorization apparatus 100 in this embodiment separates the retention time of the odor from the degradation time of the pollutant, so that the biological deodorization apparatus 100 can treat the high-concentration exhaust gas.
Further, fig. 2 shows a schematic diagram of a biological pond and an external biological culture degradation system, a first spraying system 1043 is arranged at the top of the biological pond 104, a deodorization filler layer 1042 is arranged below the first spraying system 1043, and microorganisms are attached to the deodorization filler layer 1042 and grow on the deodorization filler layer 1042.
The microorganism may be a single type of microorganism or may be a plurality of types of microorganisms. In practical applications, the skilled person can select different suitable microorganisms according to the type of the exhaust gas.
Further, the external biological culture degradation system 101 is communicated with a spray liquid inlet 10431 of the first spraying system through a fourth pipeline, and a water pump is arranged on the fourth pipeline. That is, the wastewater in the biological pond treated by the external biological culture degradation system 101 is returned to the biological pond 104 through the fourth pipeline and then is recycled as the spray liquid.
Furthermore, the external biological culture degradation system 101 stores a nutrient solution in which microorganisms grow. It is understood that the wastewater in the biological pond returned to the biological pond 104 via the fourth pipeline contains the nutrient solution in the external biological culture degradation system 101 in addition to the microorganisms in the external biological culture degradation system 101.
Like the microorganisms in the biological pond 104, the microorganisms in the external biological culture degradation system 101 may be a single type of microorganism or a plurality of types of microorganisms. In practical applications, the skilled person can select different suitable microorganisms according to the type of the exhaust gas.
Further, external biological culture degradation system 101 still has first water inlet and first delivery port, and first water inlet is used for supplementing nutrient solution, and first delivery port is used for external biological culture degradation system 101 periodic drainage.
It can be understood that, with the consumption of the nutrient components in the nutrient solution by the microorganisms in the external biological culture degradation system 101 and with the biological pond wastewater returned to the biological pond 104, part of the nutrient solution enters the biological pond 104, and in order to ensure the growth needs of the microorganisms in the external biological culture degradation system 101, the nutrient solution needs to be supplemented according to actual conditions.
Further, the bottom of the external biological culture degradation system 101 is provided with an aerator 1011, and the aerator 1011 is communicated with an aeration fan 1012 through a pipeline.
It can be understood that aeration fan 1012 can supplement dissolved oxygen required by growth of nutrients in external biological culture degradation system 101, culture microorganisms, promote degradation of pollutants, and aerator 1011 can realize uniform gas distribution, and can make distribution of microorganisms more uniform through aerator 1011, thereby improving degradation efficiency of pollutants.
In practical application, the technical personnel in the field can select the aeration fan 1012 with a corresponding model according to the air quantity, and select a proper aerator 1011 according to the aeration fan 1012, and the utility model does not limit the models of the aeration fan 1012 and the aerator 1011.
Further, the pre-washing tank 103 comprises a second spraying system, and pre-washes the waste gas in a spraying manner.
Further, the first pipeline comprises a first sub-pipeline and a second sub-pipeline, the first sub-pipeline is used for conveying the pre-washing liquid in the pre-washing liquid storage tank 102 to the pre-washing tank 103, the second sub-pipeline is used for returning the pre-washing liquid in the pre-washing tank 103 to the pre-washing liquid storage tank 102, and the pre-washing liquid is tap water.
Further, the pre-washing liquid storage tank 102 further comprises a second water inlet for supplementing the pre-washing liquid and a second water outlet for draining the pre-washing liquid storage tank 102 periodically.
Example two
Fig. 3 is a block diagram of the biological deodorization system provided in this embodiment, which includes a gas collecting device 200 and the biological deodorization device 100 according to the first embodiment; the gas collecting device 200 is used for collecting the waste gas and guiding the waste gas into the pre-washing tank 103.
FIG. 4 is a flow chart of the second embodiment of the bio-deodorization system. The gas collecting device 200 collects the waste gas and then leads the waste gas into the pre-washing tank 103 from the gas inlet 1031, and pre-washes the waste gas through the pre-washing tank 103, so that the humidity of the waste gas is increased, and meanwhile, dust pollutants in the waste gas can be removed. Then the waste gas enters the biological tank 104 through the second pipeline, in the biological tank 104, toxic, harmful, and malodorous pollutants in the waste gas contact with water, are dissolved in the water and can become molecules or ions in a liquid phase, and the purified waste gas is discharged from the gas outlet 1041.
Part of the pollutants in the liquid phase are adsorbed and absorbed by the microorganisms in the biological pond 104, the pollutants are transferred into the microorganisms from the water, the pollutants entering the microbial cells are subjected to oxidative decomposition by the microorganisms under the catalytic action of various intracellular enzymes, and are subjected to anabolism to generate new microbial cells, and part of organic matters are finally converted into H through oxidative decomposition2O、CO2And the like, thereby degrading. And part of pollutants in the liquid phase are conveyed to the external biological culture degradation system 101 along with the biological pond wastewater through a third pipeline, and then are ingested and degraded by microorganisms in the external biological culture degradation system 101. The wastewater in the biological pond treated by the external biological culture degradation system 101 returns to the biological pond 104 through a fourth pipeline for recycling.
The external biological culture degradation system 101 needs to be supplemented with nutrient solution and drained according to actual production conditions. The pre-washing liquid storage tank 102 needs to be replenished with pre-washing liquid and drained according to actual production conditions.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A biological deodorization device is characterized by comprising a pre-washing liquid storage pool, a pre-washing pool, a biological pool, an external biological culture degradation system, a first pipeline, a second pipeline, a third pipeline and a fourth pipeline;
the pre-washing tank is communicated with the pre-washing liquid storage tank through a first pipeline;
the pre-washing tank is communicated with the biological tank through a second pipeline;
the biological pond is communicated with the external biological culture degradation system through a third pipeline and a fourth pipeline;
the pre-washing liquid storage pool is used for storing pre-washing liquid;
the pre-washing tank is used for pre-washing the waste gas by using the pre-washing liquid so as to increase the humidity of the waste gas and remove dust pollutants in the waste gas;
the biological pond is used for dissolving and absorbing and degrading pollutants in the waste gas through microorganisms;
the external biological culture degradation system is used for forming circulation with the biological pond and further degrading pollutants in the wastewater of the biological pond;
the third pipeline is used for conveying the biological pond wastewater to the external biological culture degradation system;
the fourth pipeline is used for returning the biological pond wastewater treated by the external biological culture degradation system to the biological pond.
2. The biological deodorization device as recited in claim 1, wherein a first spraying system is provided at the top of the biological tank, a deodorization packing layer is provided below the first spraying system, and microorganisms are attached to the deodorization packing layer.
3. The biological deodorization apparatus as recited in claim 2, wherein the external biological culture degradation system is communicated with the spray inlet of the first spray system through the fourth pipeline, and a water pump is disposed on the fourth pipeline.
4. The bio-odor removal device as defined in claim 1, wherein said external bio-culture degradation system stores a nutrient solution, and said nutrient solution has microorganisms grown therein.
5. The bioremediation device of claim 1, wherein the external biological growth degradation system further comprises a first water inlet for supplementing nutrient solution and a first water outlet for periodic draining of the external biological growth degradation system.
6. The biological deodorization apparatus as recited in claim 1, wherein an aerator is disposed at the bottom of the external biological culture degradation system, and the aerator is communicated with the aeration fan through a pipeline.
7. The bioremediation device of claim 1, wherein the prewash tank includes a second spray system.
8. The bio-deodorization apparatus as claimed in claim 1 or 7, wherein the first pipe comprises a first sub-pipe for transferring the pre-wash liquid in the pre-wash liquid storage tank to the pre-wash tank, and a second sub-pipe for returning the pre-wash liquid in the pre-wash tank to the pre-wash liquid storage tank.
9. The bio-odor control device according to claim 1, wherein said pre-wash reservoir further comprises a second water inlet for replenishing pre-wash and a second water outlet for periodic draining of said pre-wash reservoir.
10. A biological deodorization system, comprising a gas collection device and the biological deodorization device as claimed in any one of claims 1 to 9;
the gas collecting device is used for collecting waste gas and guiding the waste gas into the pre-washing tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378020.3U CN211864545U (en) | 2020-03-23 | 2020-03-23 | Biological deodorization device and biological deodorization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378020.3U CN211864545U (en) | 2020-03-23 | 2020-03-23 | Biological deodorization device and biological deodorization system |
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| CN211864545U true CN211864545U (en) | 2020-11-06 |
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| CN202020378020.3U Active CN211864545U (en) | 2020-03-23 | 2020-03-23 | Biological deodorization device and biological deodorization system |
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