CN220071224U - Biological deodorization device - Google Patents
Biological deodorization device Download PDFInfo
- Publication number
- CN220071224U CN220071224U CN202320444058.XU CN202320444058U CN220071224U CN 220071224 U CN220071224 U CN 220071224U CN 202320444058 U CN202320444058 U CN 202320444058U CN 220071224 U CN220071224 U CN 220071224U
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- Prior art keywords
- water tank
- aeration
- biological
- layer
- liquid
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- 238000004332 deodorization Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 238000005273 aeration Methods 0.000 claims abstract description 81
- 239000007788 liquid Substances 0.000 claims abstract description 70
- 238000005507 spraying Methods 0.000 claims abstract description 40
- 238000005406 washing Methods 0.000 claims abstract description 40
- 238000012856 packing Methods 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 13
- 239000010802 sludge Substances 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005201 scrubbing Methods 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 description 15
- 235000019645 odor Nutrition 0.000 description 11
- 230000003068 static effect Effects 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model belongs to the technical field of odor treatment, and discloses a biological deodorization device capable of reducing use and maintenance costs. The biological deodorization system includes: the biological washing tower comprises a first air inlet layer, a first filler layer and a first spraying layer which are sequentially arranged from bottom to top; the biological trickling filtration tower is positioned above the biological washing tower and comprises a water tank, a second air inlet layer, a second packing layer and a second spraying layer which are sequentially arranged from bottom to top, liquid in the water tank is pumped to the second spraying layer through a circulating pump, and an aeration water tank positioned above the biological washing tower. Wherein, aeration pond and first spraying layer intercommunication selectively to make the liquid in the aeration pond can rely on self gravity effect to get into first spraying layer and fall to the below of first inlet layer and biological scrubbing tower side by side through first packing layer, the water tank is linked together with the aeration pond, so that the liquid in the water tank can get into the aeration pond.
Description
Technical Field
The utility model relates to the technical field of odor treatment, in particular to a biological deodorization device.
Background
In some sewage treatment plants, the influent water generally contains domestic sewage and industrial wastewater, which results in complex odor components in the influent water, including common odor components such as hydrogen sulfide and ammonia, and macromolecular organic odor components or VOCs. In view of this, a combined biological deodorizing device is generally used in the prior art to treat such odors.
The existing combined biological deodorization device generally comprises a biological trickling filter and a biological washing tower which are connected in series, wherein the spraying liquid in the water tank of the biological trickling filter and the biological washing tower, which falls into the bottom part from the respective spraying layers, is pumped to the spraying layers again through a circulating pump for recycling, and the circulating pump is required to be maintained regularly to ensure the normal circulation of the spraying liquid in the long-term use process of the biological deodorization device, especially for the circulating pump of the biological washing tower, due to the existence of activated sludge in the water tank of the biological washing tower, compared with the liquid in the water tank of the biological trickling filter, the particles of the activated sludge are more likely to damage the circulating pump, so that the maintenance cost of the biological deodorization device is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a biological deodorization device capable of reducing the use and maintenance cost.
The biological deodorization device according to the present utility model includes: the biological washing tower comprises a first air inlet layer, a first filler layer and a first spraying layer which are sequentially arranged from bottom to top; the biological trickling filtration tower is positioned above the biological washing tower and comprises a water tank, a second air inlet layer, a second packing layer and a second spraying layer which are sequentially arranged from bottom to top, liquid in the water tank is pumped to the second spraying layer through a circulating pump, and an aeration water tank positioned above the biological washing tower. Wherein, aeration pond and first spraying layer intercommunication selectively to make the liquid in the aeration pond can rely on self gravity effect to get into first spraying layer and fall to the below of first inlet layer and biological scrubbing tower side by side through first packing layer, the water tank is linked together with the aeration pond, so that the liquid in the water tank can get into the aeration pond.
Further, the aeration water tank and the biological trickling filter are arranged on the same plane.
Further, the biotrickling filter further comprises a second liquid outlet positioned on the water tank, the aeration water tank is provided with a first liquid inlet, and the second liquid outlet is communicated with the first liquid inlet through a first diversion channel.
Further, the position of the second liquid outlet is higher than that of the first liquid inlet, so that liquid in the water tank can enter the aeration water tank under the action of gravity.
Further, the biotrickling filter further comprises a supporting seat supported below the biotrickling filter, so that liquid in the water tank can enter the aeration water tank under the action of gravity.
Further, a first liquid outlet is further formed in the aeration water tank and is communicated with the first spraying layer through a second diversion channel, and a spraying valve is arranged on the second diversion channel.
Further, a first overflow port is also formed in the aeration water tank, and the first overflow port is communicated with a region, located between the spray valve and the first spray layer, of the second flow guide channel through a third flow guide channel.
Further, a second overflow port is further formed in the water tank and is communicated with the first diversion channel through a fourth diversion channel.
Further, the water tank is also communicated with an external water supplementing pipeline.
Further, the aeration water tank is communicated with an external water source through a fluid supplementing pipeline, a fluid supplementing valve is arranged on the fluid supplementing pipeline, and the biological deodorizing device further comprises an activated sludge supplementing pipeline which is selectively communicated with a region of the fluid supplementing pipeline, which is positioned between the fluid supplementing valve and the aeration water tank.
The biological deodorization device of the utility model is characterized in that the aeration water tank is arranged above the biological washing tower, the static pressure difference between the high-level aeration water tank and the biological washing tower is used as a power source for spraying the first filler layer by the first spraying layer, the power source can be realized by only relying on the gravity action of liquid in the aeration water tank, and compared with the biological washing tower in the prior art which needs to adopt an additional circulating pump as the power source, the biological washing tower of the utility model omits the power supply and maintenance of the circulating pump, thus the use cost is lower, and meanwhile, the aeration water tank is in an external form, thereby being convenient for operators to clean and maintain the aeration water tank. In addition, as the washing water in the biological washing tower can come from the biological trickling filter completely, the additional water supply is not needed to be provided like the biological washing tower in the prior art, so that the liquid consumption in the biological washing tower is reduced, the biological washing tower is more water-saving, and the use cost of the biological deodorization device is further reduced.
Drawings
Fig. 1 is a schematic structural view of a bio-deodorization device according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present utility model.
Fig. 1 illustrates a structure of a bio-deodorization device 100 according to an embodiment of the present utility model. As shown in fig. 1, the bio-deodorization device 100 may include: the biological washing tower 1, the biological washing tower 1 comprises a first air inlet layer 11, a first packing layer 12 and a first spraying layer 13 which are sequentially arranged from bottom to top; the biological trickling filtration tower 2 is arranged above the biological washing tower 1, the biological trickling filtration tower 2 comprises a water tank 29, a second air inlet layer 21, a second packing layer 22 and a second spraying layer 23 which are sequentially arranged from bottom to top, and liquid in the water tank 29 is pumped to the second spraying layer 23 through a circulating pump 24, and an aeration water tank 4 is arranged above the biological washing tower 1. Wherein the aeration tank 4 is selectively communicated with the first spraying layer 13, so that the liquid in the aeration tank 4 can enter the first spraying layer 13 by the gravity of the liquid and fall below the first air inlet layer 11 through the first packing layer 12 and is discharged out of the biological washing tower 1, and the water tank 29 is communicated with the aeration tank 4, so that the liquid in the water tank 29 can enter the aeration tank 4.
When the biological deodorization device 100 of the embodiment of the utility model works, odor enters the first air inlet layer 11 through the washing air inlet 111 of the biological washing tower 1 of the first stage, is discharged through the washing air outlet 112 and enters the biological trickling filter 2 of the next stage after passing through the first packing layer 12 and the first spray layer 13, and in the biological washing tower 1, as the high-level aeration water tank 4 is arranged above the biological washing tower 1, the static pressure difference exists between the aeration water tank 4 and the biological washing tower 1, the liquid in the aeration water tank 4 can enter the first spray layer 13 by virtue of the static pressure difference, the spray head in the first spray layer 13 can uniformly spray the liquid on the first packing layer 12, and the large molecular weight organic odor components or VOCs in the odor entering the first packing layer 12 are removed; the odor discharged from the washing exhaust port 112 enters the second air inlet layer 21 through the drip filtration air inlet 211 of the biological drip filtration tower 2, is discharged from the drip filtration exhaust port 212 after passing through the second packing layer 22 and the second spraying layer 23, the circulating pump 17 pumps the liquid in the water tank 29 to the second spraying layer 23 in the biological drip filtration tower 2, the spraying head in the second spraying layer 23 can uniformly spray the liquid on the second packing layer 22, and the odor components, such as inorganic odor-causing components (such as hydrogen sulfide) and small molecular weight organic odor-causing components (such as carbon disulfide, methyl mercaptan and the like) in the process of entering the second packing layer 22 are removed, so that the odor is more fully deodorized and purified.
According to the biological deodorization device 100 disclosed by the embodiment of the utility model, the aeration water tank 4 is arranged above the biological washing tower 1, the static pressure difference between the high-level aeration water tank 4 and the biological washing tower 1 is used as a power source for spraying the first packing layer 12 by the first spraying layer 13, the power source can be realized by only relying on the gravity action of liquid in the aeration water tank 4, and compared with the biological washing tower 1 in the prior art, which needs to adopt an additional circulating pump as the power source, the biological washing tower 1 disclosed by the utility model omits the power supply and maintenance of the circulating pump, so that the use cost is lower, and meanwhile, the aeration water tank 4 is in an external form, so that the cleaning and maintenance of operators in the aeration water tank 4 can be facilitated. In addition, since the washing water in the bio-scrubber 1 can be completely from the aeration tank 4 and the liquid in the aeration tank 4 can be completely from the bio-trickling filter 2, that is, the washing water in the bio-scrubber 1 can be completely from the bio-trickling filter 2, there is no need to provide additional water as in the bio-scrubber 1 of the related art, so that the amount of liquid in the bio-scrubber 1 is reduced, that is, the bio-scrubber 1 is more water-saving, and thus the use cost of the bio-deodorizing device 100 is further reduced.
In the preferred embodiment shown in fig. 1, the aeration basin 4 may be disposed on the same plane as the bio-trickling filter 2, which may facilitate the arrangement of the aeration basin 4 and the bio-trickling filter 2 on the one hand, and may facilitate the operator's observation and maintenance of the aeration basin 4 and the bio-trickling filter 2 simultaneously on the same plane on the other hand.
As shown in fig. 1, the biotrickling filter 2 may further include a second liquid outlet 25 located on the water tank 29, the aeration tank 4 is provided with a first liquid inlet 42, and the second liquid outlet 25 and the first liquid inlet 42 may be communicated through the first diversion channel 8, so as to achieve the purpose of diversion of the liquid in the water tank 29 into the aeration tank 4.
In a preferred embodiment, the second drain 25 may be positioned higher than the first drain 42 so that the liquid in the tank 29 can enter the aeration basin 4 by gravity itself. This embodiment can utilize the static pressure difference between the second liquid outlet 25 and the first liquid inlet 42 to achieve the purpose of automatically flowing the liquid in the water tank 29 into the aeration tank 4.
In another preferred embodiment, the biotrickling filter 2 further comprises a support seat 5 supported thereunder, so that the liquid in the tank 29 can enter the aeration basin 4 by gravity itself. In this embodiment, the position of the biotrickling filter 2 is raised to enable a static pressure difference to exist between the second liquid outlet 25 and the first liquid inlet 42, so that the purpose that the liquid in the water tank 29 automatically flows into the aeration tank 4 can be achieved.
According to the utility model, as shown in fig. 1, the aeration tank 4 is further provided with a first liquid outlet 43, the first liquid outlet 43 is communicated with the first spraying layer 13 through a second diversion channel 15, and the second diversion channel 15 is provided with a spraying valve 16. By controlling the opening and closing of the spray valve 16, continuous or intermittent spraying of the first filler layer 12 can be achieved. Preferably, in order to facilitate outflow of the liquid in the aeration tank 4, the first liquid discharge port 43 may be provided at the bottom of the aeration tank 4.
Further, the aeration water tank 4 is also provided with a first overflow port 41, and the first overflow port 41 is communicated with the area of the second diversion channel 15 between the spray valve 16 and the first spray layer 13 through the third diversion channel 17. When the liquid in the aeration tank 4 is excessive, the liquid can enter the third diversion channel 17 through the first overflow port 41 and be directly led into the first spraying layer 13, so as to achieve the purposes of preventing the liquid in the aeration tank 4 from overflowing and fully utilizing the liquid in the aeration tank 4.
Further, the water tank 29 is further provided with a second overflow port 26, and the second overflow port 26 can be communicated with the first diversion channel 8 through a fourth diversion channel 28. With this arrangement, when the liquid in the water tank 29 is excessive, the liquid can enter the first diversion passage 8 through the second overflow port 26 and be directly introduced into the aeration tank 4, so as to prevent the overflow of the liquid in the water tank 29.
In the preferred embodiment shown in fig. 1, the tank 29 is also in communication with an external water replenishment pipe 91. The water in the water tank 29 can be replenished as needed by controlling the opening and closing of the water replenishing valve 92 on the water replenishing pipe 91.
Further, as shown in fig. 1, the aeration tank 4 may be communicated with an external water source through a fluid supplementing pipeline 62, a fluid supplementing valve 66 is arranged on the fluid supplementing pipeline 62, the biological deodorization device 100 may further comprise an activated sludge supplementing pipeline 64 selectively communicated with a region of the fluid supplementing pipeline 62 between the fluid supplementing valve 66 and the aeration tank 4, and an activated sludge supplementing valve 65 is arranged on the activated sludge supplementing pipeline 64. The activated sludge in the aeration tank 4 can be replenished by opening the activated sludge replenishment valve 65. The water in the aeration tank 4 can be replenished by opening the replenishing valve 66. By simultaneously opening the activated sludge replenishment valve 65 and the liquid replenishment valve 66, replenishment of activated sludge and water in the aeration tank 4 can be simultaneously achieved without mutual interference.
Further, as shown in fig. 1, the aeration tank 4 may also be connected with an aeration device. The aeration device may include an aeration pipe 71 in communication with the aeration tank 4 and a Roots blower 72 connected thereto. Roots blower 72 may send air into the bottom of aeration basin 4 through aeration tube 71.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. A biological deodorization device, comprising:
the biological washing tower comprises a first air inlet layer, a first filler layer and a first spraying layer which are sequentially arranged from bottom to top,
the biological trickling filtration tower comprises a water tank, a second air inlet layer, a second packing layer and a second spraying layer which are sequentially arranged from bottom to top, wherein liquid in the water tank is pumped to the second spraying layer through a circulating pump, and
an aeration water tank positioned above the biological washing tower,
the aeration water tank is communicated with the first spraying layer selectively, so that liquid in the aeration water tank can enter the first spraying layer under the action of gravity of the liquid in the aeration water tank, fall below the first air inlet layer through the first packing layer and are discharged out of the biological washing tower, and the water tank is communicated with the aeration water tank, so that liquid in the water tank can enter the aeration water tank.
2. The biological deodorization device according to claim 1, wherein the aeration basin and the bio-trickling filter are disposed on the same plane.
3. The biological deodorization device according to claim 1 or 2, wherein the biological trickling filter further comprises a second liquid outlet positioned on the water tank, the aeration tank is provided with a first liquid inlet, and the second liquid outlet is communicated with the first liquid inlet through a first diversion channel.
4. A biological deodorization device according to claim 3, wherein the second liquid outlet is located higher than the first liquid inlet so that the liquid in the water tank can enter the aeration basin by gravity.
5. A biological deodorization device according to claim 3, further comprising a support base supported thereunder to enable the liquid in the tank to enter the aeration basin by gravity.
6. The biological deodorization device according to claim 3, wherein the aeration tank is further provided with a first liquid outlet, the first liquid outlet is communicated with the first spraying layer through a second diversion channel, and the second diversion channel is provided with a spraying valve.
7. The biological deodorization device according to claim 6, wherein the aeration tank is further provided with a first overflow port, and the first overflow port is communicated with a region of the second diversion channel between the spray valve and the first spray layer through a third diversion channel.
8. The biological deodorization device according to claim 3, wherein a second overflow port is further formed in the water tank, and the second overflow port is communicated with the first diversion channel through a fourth diversion channel.
9. The biological deodorization device according to claim 1 or 2, wherein the water tank is further in communication with an external water replenishment line.
10. The biological deodorization device according to claim 1 or 2, wherein the aeration basin is in communication with an external water source through a fluid replenishment line, the fluid replenishment line being provided with a fluid replenishment valve, the biological deodorization device further comprising an activated sludge replenishment line in selective communication with a region of the fluid replenishment line between the fluid replenishment valve and the aeration basin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444058.XU CN220071224U (en) | 2023-03-09 | 2023-03-09 | Biological deodorization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444058.XU CN220071224U (en) | 2023-03-09 | 2023-03-09 | Biological deodorization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220071224U true CN220071224U (en) | 2023-11-24 |
Family
ID=88826211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320444058.XU Active CN220071224U (en) | 2023-03-09 | 2023-03-09 | Biological deodorization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220071224U (en) |
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2023
- 2023-03-09 CN CN202320444058.XU patent/CN220071224U/en active Active
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