CN219701566U - Deodorizing treatment device for waste gas - Google Patents
Deodorizing treatment device for waste gas Download PDFInfo
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- CN219701566U CN219701566U CN202320572985.XU CN202320572985U CN219701566U CN 219701566 U CN219701566 U CN 219701566U CN 202320572985 U CN202320572985 U CN 202320572985U CN 219701566 U CN219701566 U CN 219701566U
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- Prior art keywords
- box
- spray
- treatment device
- spray box
- cover plate
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- 239000002912 waste gas Substances 0.000 title claims abstract description 26
- 230000001877 deodorizing effect Effects 0.000 title claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 53
- 238000001914 filtration Methods 0.000 claims abstract description 42
- 239000007789 gas Substances 0.000 claims abstract description 36
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 102000004190 Enzymes Human genes 0.000 claims abstract description 18
- 108090000790 Enzymes Proteins 0.000 claims abstract description 18
- 239000000945 filler Substances 0.000 claims abstract description 18
- 238000011049 filling Methods 0.000 claims abstract description 18
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims abstract description 14
- 238000004332 deodorization Methods 0.000 claims abstract description 12
- 244000005700 microbiome Species 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 238000001035 drying Methods 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009965 odorless effect Effects 0.000 abstract description 5
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 230000000593 degrading effect Effects 0.000 abstract 1
- 230000000813 microbial effect Effects 0.000 description 9
- 238000001179 sorption measurement Methods 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- 238000007146 photocatalysis Methods 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 2
- 235000021190 leftovers Nutrition 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000010806 kitchen waste Substances 0.000 description 1
- -1 leaves Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000001741 organic sulfur group Chemical group 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a garbage waste gas deodorizing treatment device, which comprises a spray box, wherein the spray box is arranged above a base, a filtering box is arranged on one side of the spray box, an air inlet pipe is arranged on one side of the spray box, and a composite biological enzyme filling material is arranged in the spray box; the first air duct is arranged between the spraying box and the filtering box, a cover plate is arranged above the filtering box, a porous partition plate is arranged inside the filtering box, and microorganism filler is arranged above the porous partition plate; the exhaust pipe is arranged above the cover plate, a blower is arranged on one side of the air inlet pipe and is connected with the air inlet pipe into a whole, the treatment device adopts a biological enzyme degradation mode to perform deodorization, has the functions of adsorbing, absorbing and degrading malodorous substances in malodorous gas, decomposes the malodorous substances into odorless and harmless inorganic substances to be discharged into the atmosphere, ensures that the discharged gas meets the discharge requirement, and improves the deodorizing treatment effect of waste gas.
Description
Technical Field
The utility model relates to the technical field of waste gas deodorization, in particular to a garbage waste gas deodorization treatment device.
Background
The odor of the garbage is generated by decomposing organic components in the garbage by bacteria, 75-80% of the household garbage in the blower is organic matters, the blower mainly comprises pericarps, vegetable leaves, vegetable stalks, leftovers/vegetables, skins, hairs, viscera, fat, excrement, leftovers/blood water, leaves, waste paper, flowers and plants, organisms of animals and the like and certain moisture, the blower generates malodor under the actions of aerobic/anaerobic fermentation and the like in the natural digestion process, the blower is accelerated due to the fermentation effect, the odor of the blower is more serious, the odor of the household garbage in the blower comprises ammonia, hydrogen sulfide of the blower, organic amine of the blower, organic sulfur of the blower, volatile fatty acid of the blower and the like.
Chinese patent publication No. CN215822754U, grant bulletin day 2022, 02 month 15, a kitchen garbage waste gas deodorization treatment device, including casing and condensing zone, compound photocatalysis section, spray washing section and the fan that set up in the casing and communicate in proper order, the casing is provided with the gas outlet, the condensing zone includes the heat exchanger and with the condensate water tank of heat exchanger intercommunication, the heat exchanger is provided with the air inlet that is used for supplying waste gas to get into, compound photocatalysis section is provided with deodorant module, spray washing section be provided with spray set and with the circulating water pump of spray set intercommunication, the fan communicates with the gas outlet, condensing zone, compound photocatalysis section and fan all set up in the casing. When the utility model is used, the harmless treatment and clean emission of waste gas can be realized, the kitchen waste gas can be efficiently treated, the structure is simple, the use is convenient, the service life is long, and the operation cost is low.
The existing treatment device adopts an activated carbon adsorption mode to carry out deodorization treatment, the activated carbon adsorption treatment time is longer, the adsorption effect is reduced after the activated carbon is saturated, although the waste gas can be effectively treated, the treated waste gas still has part of pungent smell, the deodorizing effect of the waste gas is reduced, and the use requirement cannot be met.
Disclosure of Invention
The utility model aims to provide a garbage and waste gas deodorizing treatment device, which aims to solve the problems that the prior treatment device adopts an activated carbon adsorption mode to perform deodorizing treatment, the activated carbon adsorption treatment time is longer, the adsorption effect is reduced after the activated carbon is saturated, and the waste gas can be effectively treated, but the treated waste gas still has part of pungent smell, the deodorizing effect of the waste gas is reduced, and the use requirement cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: garbage and waste gas deodorization treatment device, including the base, still include:
the spraying box is arranged above the base, one side of the spraying box is provided with a filtering box, the spraying box and the filtering box are fixedly connected with the base, one side of the spraying box is provided with an air inlet pipe, the air inlet pipe is connected with the spraying box into a whole, a composite biological enzyme filling material is arranged in the spraying box, and the composite biological enzyme filling material is connected with the spraying box into a whole;
the first air duct is arranged between the spraying box and the filtering box, two ends of the first air duct are connected with the spraying box and the filtering box into a whole respectively, a cover plate is arranged above the filtering box and connected with the filtering box through screws, a porous partition plate is arranged inside the filtering box and fixedly connected with the filtering box, and microorganism filler is arranged above the porous partition plate;
the exhaust pipe is arranged above the cover plate and is connected with the cover plate into a whole, one side of the air inlet pipe is provided with a blower, and the blower is connected with the air inlet pipe into a whole.
Preferably, the inside of spray box is provided with the shower head subassembly, and shower head subassembly and spray box fixed connection, the shower head subassembly sets up the top at compound biological enzyme filler, one side of spray box is provided with the water pump, and the water pump is connected as an organic wholely with the spray box, be provided with the water pipe between water pump and the shower head subassembly, and the both ends of water pipe are connected as an organic wholely with water pump and shower head subassembly respectively, be provided with the filter screen on the inner wall of spray box, and the filter screen sets up the water inlet at the water pump, one side of spray box is provided with the liquid filling port.
Preferably, a drying net is arranged in the spray box, and is connected with the spray box into a whole, and the drying net is arranged below the first air duct.
Preferably, the cover plate is provided with a humidifier, and the humidifier is fixedly connected with the cover plate.
Preferably, the lower extreme of apron is provided with odor detector, and odor detector and apron fixed connection, one side of straining the case is provided with the air exhauster, and air exhauster and straining case fixed connection, all be provided with the second air duct between air exhauster and spray box and the straining case, be provided with the second valve on the second air duct, and the second valve is connected as an organic wholely with the second air duct.
Preferably, be provided with first valve on the blast pipe, and first valve is connected as an organic wholely with the blast pipe, the lower extreme of apron is provided with the active carbon net, and active carbon net and apron fixed connection, the active carbon net sets up in the below of blast pipe, and the blast pipe is the setting of returning, one side of straining box is provided with the piston spare, and the piston spare is connected with straining box laminating.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the device, the composite biological enzyme filling material, the water pump and the spray header assembly are arranged, so that the composite biological enzyme filling material can effectively remove peculiar smell gases such as hydrogen sulfide, ammonia, trimethylamine and the like, the water pump pumps water and sprays the water to the composite biological enzyme filling material through the water pipe and the spray header assembly for humidification, and the humidified composite biological enzyme filling material is better in deodorization treatment;
2. the device is provided with the porous partition plate, the microbial filler and the humidifier, the treated gas is contacted with the microbial filler through the porous partition plate, and the malodorous substances in the malodor are decomposed into odorless and harmless inorganic substances by virtue of adsorption, absorption and degradation functions of the microorganisms, so that the odorless and harmless inorganic substances are discharged into the atmosphere, and the humidifier increases the humidity of the microbial filler, so that the deodorizing effect is better;
3. the device provided by the utility model is characterized in that the odor detector is used for detecting the quality of gas in the filtering box through the arrangement of the odor detector, the first valve, the exhaust fan and the second air duct, judging whether the treated gas meets the emission requirement, the first valve is used for controlling the exhaust pipe to circulate, the treated gas is discharged, and the exhaust fan and the second air duct can be used for extracting unqualified gas in the filtering box and sending the unqualified gas into the spraying box for deodorization again, so that the deodorizing effect is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the spray box of the present utility model;
FIG. 3 is a cross-sectional view of the filtration tank of the present utility model;
fig. 4 is an enlarged view of a portion of area a of fig. 1 in accordance with the present utility model.
In the figure: 1. a base; 2. a spray box; 3. a filtration tank; 4. a cover plate; 5. an exhaust pipe; 6. a blower; 7. an air inlet pipe; 8. a water pump; 9. a first air duct; 10. a humidifier; 11. an exhaust fan; 12. a second air duct; 13. a composite biological enzyme filler; 14. a water pipe; 15. a showerhead assembly; 16. a filter screen; 17. drying the net; 18. an activated carbon net; 19. a first valve; 20. an odor detector; 21. a porous separator; 22. a microbial filler; 23. a piston member; 24. a second valve; 25. and a liquid adding port.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: garbage and waste gas deodorization treatment device, including base 1, still include:
the spraying box 2 is arranged above the base 1, one side of the spraying box 2 is provided with a filtering box 3, the spraying box 2 and the filtering box 3 are fixedly connected with the base 1, one side of the spraying box 2 is provided with an air inlet pipe 7, the air inlet pipe 7 is connected with the spraying box 2 into a whole, a composite biological enzyme filling material 13 is arranged in the spraying box 2, and the composite biological enzyme filling material 13 is connected with the spraying box 2 into a whole;
the first air duct 9 is arranged between the spray box 2 and the filtering box 3, two ends of the first air duct 9 are respectively connected with the spray box 2 and the filtering box 3 into a whole, a cover plate 4 is arranged above the filtering box 3, the cover plate 4 is connected with the filtering box 3 through screws, a porous partition plate 21 is arranged inside the filtering box 3, the porous partition plate 21 is fixedly connected with the filtering box 3, and a microorganism filler 22 is arranged above the porous partition plate 21;
and an exhaust pipe 5 which is arranged above the cover plate 4, wherein the exhaust pipe 5 is connected with the cover plate 4 into a whole, one side of the air inlet pipe 7 is provided with a blower 6, and the blower 6 is connected with the air inlet pipe 7 into a whole.
When in use, the utility model is characterized in that: the blower 6 is started to pump and send the waste gas into the spray box 2, the waste gas is contacted with the composite biological enzyme filling material 13, firstly, the peculiar smell gas such as hydrogen sulfide, ammonia gas, trimethylamine and the like in the waste gas is removed, then the waste gas flows into the filtering box 3 along the first air duct 9, the gas is contacted with the microbial filling material 22 through the porous partition plate 21, the malodorous substances in the malodorous gas are decomposed into odorless and harmless inorganic substances by virtue of the adsorption, absorption and degradation functions of microorganisms, and the treated gas is discharged into the atmosphere by virtue of the exhaust pipe 5.
Referring to fig. 1, fig. 2 and fig. 4, the inside of spray box 2 is provided with shower head assembly 15, and shower head assembly 15 and spray box 2 fixed connection, shower head assembly 15 sets up the top at compound bio-enzyme filler 13, one side of spray box 2 is provided with water pump 8, and water pump 8 and spray box 2 are connected as an organic wholely, be provided with water pipe 14 between water pump 8 and the shower head assembly 15, and the both ends of water pipe 14 are connected as an organic wholely with water pump 8 and shower head assembly 15 respectively, be provided with filter screen 16 on the inner wall of spray box 2, and filter screen 16 sets up the water inlet at water pump 8, one side of spray box 2 is provided with liquid filling opening 25, water extraction through water pump 8 with spray box 2 bottom is sprayed on compound bio-enzyme filler 13 through water pipe 14 and shower head assembly 15, compound bio-enzyme filler 13 after the humidification better absorbs the peculiar smell and gets rid of, improve the deodorization effect.
Referring to fig. 2, a drying net 17 is disposed inside the spray box 2, and the drying net 17 is integrally connected with the spray box 2, the drying net 17 is disposed below the first air duct 9, and the exhausted air is dried by the drying net 17.
Referring to fig. 1 and 3, a humidifier 10 is disposed on the cover 4, and the humidifier 10 is fixedly connected with the cover 4, so that the humidity of the microbial filler 22 is increased by the humidifier 10, and the humidified microbial filler 22 can degrade the odor better, so as to improve the deodorizing effect.
Referring to fig. 1, 2 and 4, an odor detector 20 is disposed at the lower end of the cover plate 4, the odor detector 20 is fixedly connected with the cover plate 4, an exhaust fan 11 is disposed at one side of the filtering box 3, the exhaust fan 11 is fixedly connected with the filtering box 3, a second air duct 12 is disposed between the exhaust fan 11 and the spray box 2 and between the exhaust fan 11 and the filtering box 3, a second valve 24 is disposed on the second air duct 12, the second valve 24 is integrally connected with the second air duct 12, the quality of gas in the filtering box 3 is detected by the odor detector 20, whether the processed gas meets the requirement is judged, and the unqualified gas in the filtering box 3 can be extracted and sent into the spray box 2 under the combined action of the exhaust fan 11 and the second air duct 12 for deodorization.
Referring to fig. 1 and 3, a first valve 19 is disposed on the exhaust pipe 5, the first valve 19 is connected with the exhaust pipe 5 as a whole, an activated carbon net 18 is disposed at the lower end of the cover plate 4, the activated carbon net 18 is fixedly connected with the cover plate 4, the activated carbon net 18 is disposed below the exhaust pipe 5, the exhaust pipe 5 is in a loop-shaped arrangement, a piston member 23 is disposed on one side of the filtering box 3, the piston member 23 is in fit connection with the filtering box 3, the exhaust pipe 5 is controlled to circulate through the first valve 19, the qualified gas can be discharged after treatment, and the activated carbon net 18 can perform purification treatment on the discharged gas again.
Working principle: the blower 6 is started to pump the waste gas into the spray box 2, the waste gas contacts with the composite biological enzyme filling material 13, the water pump 8 is started to pump the water body at the bottom of the spray box 2 and spray the water body onto the composite biological enzyme filling material 13 through the water pipe 14 and the spray header assembly 15, and peculiar smell gases such as hydrogen sulfide, ammonia, trimethylamine and the like in the waste gas are removed firstly; then the gas flows into the filtering box 3 along the first gas guide pipe 9, the gas is contacted with the microbial filler 22 through the porous partition plate 21, the humidity of the microbial filler 22 is increased by the humidifier 10, the malodorous substances in the malodorous gas are decomposed into odorless and harmless inorganic substances by virtue of the adsorption, absorption and degradation functions of the microorganisms, the malodorous substances are detected by the malodorous gas detector 20, the gas quality in the filtering box 3 is detected, and when the gas is qualified, the first valve 19 is opened, and the treated gas is discharged into the atmosphere by the exhaust pipe 5; when the treatment is failed, the second valve 24 is opened, the exhaust fan 11 is started, and the gas which is failed to be treated is pumped into the spray box 2 under the action of the exhaust fan 11 to be deodorized again.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Garbage and waste gas deodorization treatment device, including base (1), its characterized in that still includes:
the spraying box (2) is arranged above the base (1), a filtering box (3) is arranged on one side of the spraying box (2), the spraying box (2) and the filtering box (3) are fixedly connected with the base (1), an air inlet pipe (7) is arranged on one side of the spraying box (2), the air inlet pipe (7) is connected with the spraying box (2) into a whole, a composite biological enzyme filling material (13) is arranged in the spraying box (2), and the composite biological enzyme filling material (13) is connected with the spraying box (2) into a whole;
the first air duct (9) is arranged between the spray box (2) and the filtering box (3), two ends of the first air duct (9) are respectively connected with the spray box (2) and the filtering box (3) into a whole, a cover plate (4) is arranged above the filtering box (3), the cover plate (4) is connected with the filtering box (3) through screws, a porous partition plate (21) is arranged inside the filtering box (3), the porous partition plate (21) is fixedly connected with the filtering box (3), and microorganism filler (22) is arranged above the porous partition plate (21);
the exhaust pipe (5) is arranged above the cover plate (4), the exhaust pipe (5) is connected with the cover plate (4) into a whole, one side of the air inlet pipe (7) is provided with the air blower (6), and the air blower (6) is connected with the air inlet pipe (7) into a whole.
2. The garbage exhaust gas deodorizing treatment device according to claim 1, characterized in that: the inside of spray box (2) is provided with shower head subassembly (15), and shower head subassembly (15) and spray box (2) fixed connection, shower head subassembly (15) set up the top at compound biological enzyme filler (13), one side of spray box (2) is provided with water pump (8), and water pump (8) are connected as an organic wholely with spray box (2), be provided with water pipe (14) between water pump (8) and shower head subassembly (15), and the both ends of water pipe (14) are connected as an organic wholely with water pump (8) and shower head subassembly (15) respectively, be provided with filter screen (16) on the inner wall of spray box (2), and filter screen (16) set up the water inlet at water pump (8), one side of spray box (2) is provided with liquid filling port (25).
3. The garbage exhaust gas deodorizing treatment device according to claim 1, characterized in that: the inside of spray box (2) is provided with drying net (17), and drying net (17) are connected as an organic wholely with spray box (2), drying net (17) set up in the below of first air duct (9).
4. The garbage exhaust gas deodorizing treatment device according to claim 1, characterized in that: the cover plate (4) is provided with a humidifier (10), and the humidifier (10) is fixedly connected with the cover plate (4).
5. The garbage exhaust gas deodorizing treatment device according to claim 1, characterized in that: the lower extreme of apron (4) is provided with odor detector (20), and odor detector (20) and apron (4) fixed connection, one side of straining case (3) is provided with air exhauster (11), and air exhauster (11) and straining case (3) fixed connection, all be provided with second air duct (12) between air exhauster (11) and spray case (2) and straining case (3), be provided with second valve (24) on second air duct (12), and second valve (24) are connected as an organic wholely with second air duct (12).
6. The garbage exhaust gas deodorizing treatment device according to claim 1, characterized in that: be provided with first valve (19) on blast pipe (5), and first valve (19) are connected as an organic wholely with blast pipe (5), the lower extreme of apron (4) is provided with active carbon net (18), and active carbon net (18) and apron (4) fixed connection, active carbon net (18) set up in the below of blast pipe (5), and blast pipe (5) are the setting of returning, one side of straining case (3) is provided with piston (23), and piston (23) are connected with straining case (3) laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320572985.XU CN219701566U (en) | 2023-03-22 | 2023-03-22 | Deodorizing treatment device for waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320572985.XU CN219701566U (en) | 2023-03-22 | 2023-03-22 | Deodorizing treatment device for waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219701566U true CN219701566U (en) | 2023-09-19 |
Family
ID=88003606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320572985.XU Active CN219701566U (en) | 2023-03-22 | 2023-03-22 | Deodorizing treatment device for waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219701566U (en) |
-
2023
- 2023-03-22 CN CN202320572985.XU patent/CN219701566U/en active Active
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