CN115155202B - Automatic deodorizing device of air - Google Patents
Automatic deodorizing device of air Download PDFInfo
- Publication number
- CN115155202B CN115155202B CN202210709290.1A CN202210709290A CN115155202B CN 115155202 B CN115155202 B CN 115155202B CN 202210709290 A CN202210709290 A CN 202210709290A CN 115155202 B CN115155202 B CN 115155202B
- Authority
- CN
- China
- Prior art keywords
- wall
- fixedly connected
- air
- filter element
- deodorizing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001877 deodorizing effect Effects 0.000 title claims abstract description 62
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 238000004332 deodorization Methods 0.000 claims description 26
- 238000000889 atomisation Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000001954 sterilising effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000004887 air purification Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 6
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 239000002781 deodorant agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002070 germicidal effect Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0038—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions with means for influencing the odor, e.g. deodorizing substances
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an automatic air deodorizing device, which relates to the technical field of air purification and comprises a deodorizing box 1, wherein an air chamber 3 is arranged in the deodorizing box 1, a fan 27 is fixedly connected to the inner wall of the bottom of the deodorizing box 1, an air inlet pipe 10 is arranged on the outer wall of one side of the deodorizing box 1, an air outlet 28 is arranged on the outer wall of one side of the deodorizing box 1, the air outlet end of the fan 27 is fixedly connected with the air outlet 28, the air inlet end of the fan 27 is fixedly connected with a communicating pipe 21, one end of the communicating pipe 21 is arranged in the air chamber 3, the air inlet pipe 10 is communicated with the air outlet 28 through the air chamber 3, the communicating pipe 21 and the fan 27, and a filter element groove 16 is formed in the air chamber 3. According to the utility model, the sealing assembly is arranged, when the filter element needs to be replaced, the cover body is opened, the filter element in the filter element groove is taken out, a new filter element is inserted into the filter element groove, the cover body is automatically closed under the action of the torsion spring, and the position of the cover body is fixed through the magnet, so that the effect of quickly replacing the filter element is achieved.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to an automatic air deodorizing device.
Background
The air purification is an integral solution for providing sterilization, disinfection, dust fall, haze removal, harmful decoration residue removal, peculiar smell removal and the like for various indoor environmental problems, improving living and office conditions, improving physical and mental health, and mainly comprises radioactive gas, mold, particulate matters, decoration residue, second-hand smoke and the like, and the deodorizing device belongs to one of air purifying equipment and is used for deodorizing indoor air mainly through a physical adsorption method.
The existing deodorizing device needs to replace the filter element in every time, the outer shell needs to be disassembled when the filter element is replaced every time, and the shell is assembled after the filter element is replaced, so that the operation is troublesome, and the air automatic deodorizing device is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an automatic air deodorizing device which comprises a deodorizing box, wherein an air chamber is arranged in the deodorizing box, a fan is fixedly connected to the inner wall of the bottom of the deodorizing box, an air inlet pipe is arranged on one side outer wall of the deodorizing box, an air outlet end of the fan is fixedly connected with the air outlet, an air inlet end of the fan is fixedly connected with a communicating pipe, one end of the communicating pipe is arranged in the air chamber, the air inlet pipe is communicated with the air outlet through the air chamber, the communicating pipe and the fan, a filter element groove is arranged in the air chamber, the number of the filter element grooves is three, a reset component is arranged in the filter element groove, a sealing component is arranged on the outer wall of the top of the deodorizing box, the sealing component is matched with the filter element groove, a deodorizing mechanism is arranged in the deodorizing box, the deodorizing mechanism is matched with the communicating pipe, a controller is arranged on one side outer wall of the deodorizing box, and both the fan and the deodorizing mechanism are electrically connected with the controller.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
preferably, the sealing component comprises a rotating rod, the outer wall fixedly connected with lid of rotating rod, the top outer wall fixedly connected with stay cord of lid, the both ends of rotating rod are all rotated through the pivot and are connected with the fixed block, the top outer wall fixedly connected with torsional spring of fixed block and deodorization case, the equal fixedly connected with torsional spring in opposite side outer wall of fixed block, the one end and the rotating rod fixed connection of torsional spring, the bottom outer wall fixedly connected with closing plate of lid, closing plate and filter core groove looks adaptation, one side outer wall fixedly connected with magnet of lid, the inner wall fixedly connected with sealing ring in filter core groove.
Preferably, the reset assembly comprises a reset spring, a limit groove is formed in the inner bottom wall of the filter element groove, the limit grooves are symmetrically distributed, one end of the reset spring is fixedly connected with the inner bottom wall of the limit groove, a pushing block is slidably connected with the inner wall of the limit groove, the outer bottom wall of the pushing block is fixedly connected with the reset spring, a limit rod is inserted into the inner bottom wall of the limit groove, and the limit rod is fixedly connected with the pushing block.
Preferably, the deodorization mechanism comprises a first water pipe, a deodorization box is fixedly connected to the inner wall of the bottom of the deodorization box, one end of the first water pipe is arranged inside the deodorization box, a small water pump is fixedly connected to the inner wall of the bottom of the deodorization box, the other end of the first water pipe is fixedly connected with the water inlet end of the small water pump, a second water pipe is fixedly connected to the water outlet end of the small water pump, an atomization nozzle is fixedly connected to one end of the second water pipe, the water outlet end of the atomization nozzle is arranged inside a communicating pipe, and the atomization nozzle is communicated with the inside of the deodorization box through a second water pipe, the small water pump and the first water pipe.
Preferably, the top inner wall of plenum is provided with the installing port, the top of deodorization case is provided with the mounting panel, the top outer wall of deodorization case and mounting panel all is provided with a plurality of mounting hole, mounting panel and installing port looks adaptation, the bottom outer wall of mounting panel is provided with the sterilamp, the sterilamp passes through electric connection with the controller.
Preferably, the outer wall of the air inlet pipe is sleeved with an electrostatic net, the outer wall of the air inlet pipe is sleeved with an elastic sleeve, and the elastic sleeve is attached to the electrostatic net.
Preferably, the outer wall of one side of the deodorizing box is fixedly connected with a protective cover, and the air outlet is arranged in the protective cover.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the sealing assembly is arranged, when the filter element needs to be replaced, the cover body is opened, the filter element in the filter element groove is taken out, a new filter element is inserted into the filter element groove, the cover body is automatically closed under the action of the torsion spring, and the position of the cover body is fixed through the magnet, so that the effect of quickly replacing the filter element is achieved.
2. According to the utility model, after the cover body is opened through the reset assembly, the filter element in the filter element groove is ejected out by the pushing block under the action of the reset spring, so that the old filter element is rapidly taken out, and the replacement speed of the filter element is greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the utility model at A;
FIG. 3 is an enlarged schematic view of the utility model at B;
FIG. 4 is an enlarged schematic view of the utility model at C;
fig. 5 is a schematic view of the structure of the communication pipe according to the present utility model;
fig. 6 is a schematic diagram of a pushing block structure of the present utility model.
1. A deodorizing box; 2. a mounting hole; 3. an air chamber; 4. a mounting plate; 5. a mounting port; 6. a controller; 7. a protective cover; 8. a static network; 9. an elastic sleeve; 10. an air inlet pipe; 11. a fixed block; 12. a torsion spring; 13. a cover body; 14. a rotating lever; 15. a sealing plate; 16. a cartridge slot; 17. a seal ring; 18. a pull rope; 19. a magnet; 20. an ultraviolet germicidal lamp; 21. a communicating pipe; 22. a first water pipe; 23. a deodorizing box; 24. a small water pump; 25. a second water pipe; 26. an atomizing nozzle; 27. a blower; 28. an air outlet; 29. a pushing block; 30. a limit groove; 31. a limit rod; 32. and a return spring.
Detailed Description
Referring to fig. 1 to 6, the present embodiment provides an automatic deodorizing device for air according to the present utility model.
The utility model provides an automatic deodorizing device of air, including deodorizing box 1, deodorizing box 1's inside is provided with plenum 3, deodorizing box 1's bottom inner wall fixedly connected with fan 27, deodorizing box 1's one side outer wall is provided with air-supply line 10, deodorizing box 1's one side outer wall is provided with air outlet 28, air-out end and air outlet 28 fixed connection of fan 27, fan 27's air inlet end fixedly connected with communicating pipe 21, communicating pipe 21's one end sets up in plenum 3's inside, air-supply line 10 is linked together with air outlet 28 through plenum 3, communicating pipe 21 and fan 27, plenum 3's inside is provided with filter core groove 16, the quantity of filter core groove 16 is three, filter core groove 16's inside is provided with reset assembly, deodorizing box 1's top outer wall is provided with seal assembly, seal assembly and filter core groove 16 looks adaptation, deodorizing box 1's one side outer wall is provided with controller 6, fan 27 and deodorizing assembly all pass through electric connection with controller 6, when needs to change the filter core, with filter core groove 16 is followed to filter core groove 16, and filter core groove 16 is sealed to the filter core is replaced in the filter core groove 16 is realized to the filter core groove, and the filter core is sealed to the filter core 16 is replaced soon.
Further, seal assembly includes dwang 14, the outer wall fixedly connected with lid 13 of dwang 14, the top outer wall fixedly connected with stay cord 18 of lid 13, the both ends of dwang 14 all rotate through the pivot and be connected with fixed block 11, fixed block 11 and the top outer wall fixedly connected with of deodorization case 1, the equal fixedly connected with torsional spring 12 of opposite side outer wall of fixed block 11, the one end and the dwang 14 fixed connection of torsional spring 12, the bottom outer wall fixedly connected with closing plate 15 of lid 13, closing plate 15 and filter core groove 16 looks adaptation, one side outer wall fixedly connected with magnet 19 of lid 13, the inner wall fixedly connected with sealing ring 17 of filter core groove 16 closes and seals filter core groove 16 through lid 13 and closing plate 15, and utilize magnet 19 and the mutual attraction of deodorization case 1, the position of lid 13 is fixed.
Further, reset assembly includes reset spring 32, the bottom inner wall of filter core groove 16 is provided with spacing groove 30, spacing groove 30 is symmetrical distribution, reset spring 32's one end and spacing groove 30's bottom inner wall fixed connection, spacing groove 30's inner wall sliding connection has impeller 29, impeller 29's bottom outer wall and reset spring 32 fixed connection, spacing groove 30's bottom inner wall peg graft has gag lever post 31, gag lever post 31 and impeller 29 fixed connection, after lid 13 is opened, release original filter core through reset assembly, and then realize taking out the change with original filter core fast.
Further, the deodorization mechanism comprises a first water pipe 22, the inner wall of the bottom of the deodorization box 1 is fixedly connected with a deodorization box 23, one end of the first water pipe 22 is arranged in the deodorization box 23, the inner wall of the bottom of the deodorization box 1 is fixedly connected with a small water pump 24, the other end of the first water pipe 22 is fixedly connected with the water inlet end of the small water pump 24, the water outlet end of the small water pump 24 is fixedly connected with a second water pipe 25, one end of the second water pipe 25 is fixedly connected with an atomization nozzle 26, the water outlet end of the atomization nozzle 26 is arranged in the communicating pipe 21, the atomization nozzle 26 is communicated with the inside of the deodorization box 23 through the second water pipe 25, the small water pump 24 and the first water pipe 22, and under the action of the small water pump 24, the deodorant in the deodorization box 23 is conveyed into the atomization nozzle 26, and the deodorant is atomized and sprayed out through the atomization nozzle 26, so that the discharged air is more fresh.
Further, the top inner wall of plenum 3 is provided with mounting port 5, and the top of deodorization case 1 is provided with mounting panel 4, and the top outer wall of deodorization case 1 and mounting panel 4 all is provided with a plurality of mounting hole 2, mounting panel 4 and 5 looks adaptations of mounting port, and the bottom outer wall of mounting panel 4 is provided with sterilamp 20, and sterilamp 20 passes through electric connection with controller 6, carries out the sterilization to the air in the plenum 3 through sterilamp 20.
Working principle:
when the filter element is required to be replaced, the cover body 13 is opened through the pull rope 18, after the sealing plate 15 is in contact with the filter element in the filter element groove 16, the old filter element is pushed out by the pushing block 29 under the action of the reset spring 32, the old filter element is taken out, the new filter element is inserted into the filter element groove 16, the cover body 13 is covered again, the position of the cover body 13 is limited through the connection between the magnet 19 and the deodorizing box 1, when the deodorizing device works, external air enters the air chamber 3 from the air inlet pipe 10 under the action of the fan 27, impurities in the air are adsorbed through the three filter elements, the air is sterilized through the ultraviolet sterilizing lamp 20, and after the air enters the communicating pipe 21, the deodorizing agent in the deodorizing box 23 is atomized through the atomizing nozzle 26, and then the air is discharged to the outside of the deodorizing box 1 along with the air through the air outlet 28.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (1)
1. An automatic deodorizing device of air, its characterized in that: comprises a deodorizing box (1), an air chamber (3) is arranged in the deodorizing box (1), a fan (27) is fixedly connected to the inner wall of the bottom of the deodorizing box (1), an air inlet pipe (10) is arranged on one side outer wall of the deodorizing box (1), an air outlet (28) is arranged on one side outer wall of the deodorizing box (1), an air outlet end of the fan (27) is fixedly connected with the air outlet (28), a communicating pipe (21) is fixedly connected with the air inlet end of the fan (27), one end of the communicating pipe (21) is arranged in the air chamber (3), the air inlet pipe (10) is communicated with the air outlet (28) through the air chamber (3), a filter element groove (16) is arranged in the air chamber (3), a reset component is arranged in the inner wall of the filter element groove (16), a sealing component is arranged on the outer wall of the top of the deodorizing box (1), the sealing component is matched with the filter element groove (16), the inner wall of the deodorizing box (1) is provided with a control device (6), the fan (27) and the deodorizing mechanism are electrically connected with the controller (6);
the sealing assembly comprises a rotating rod (14), the outer wall of the rotating rod (14) is fixedly connected with a cover body (13), the top outer wall of the cover body (13) is fixedly connected with a pull rope (18), two ends of the rotating rod (14) are respectively connected with a fixed block (11) through rotating shafts in a rotating mode, the fixed blocks (11) are fixedly connected with the top outer wall of the deodorizing box (1), one side of the outer wall of each fixed block (11) is fixedly connected with a torsion spring (12), one end of each torsion spring (12) is fixedly connected with the rotating rod (14), the bottom outer wall of the cover body (13) is fixedly connected with a sealing plate (15), the sealing plate (15) is matched with a filter element groove (16), one side outer wall of the cover body (13) is fixedly connected with a magnet (19), and the inner wall of the filter element groove (16) is fixedly connected with a sealing ring (17);
the reset assembly comprises a reset spring (32), wherein limit grooves (30) are formed in the inner wall of the bottom of the filter element groove (16), the limit grooves (30) are symmetrically distributed, one end of the reset spring (32) is fixedly connected with the inner wall of the bottom of the limit groove (30), a pushing block (29) is slidably connected with the inner wall of the limit groove (30), the outer wall of the bottom of the pushing block (29) is fixedly connected with the reset spring (32), a limit rod (31) is inserted into the inner wall of the bottom of the limit groove (30), and the limit rod (31) is fixedly connected with the pushing block (29);
the deodorization mechanism comprises a first water pipe (22), a deodorization box (23) is fixedly connected to the inner wall of the bottom of the deodorization box (1), one end of the first water pipe (22) is arranged in the deodorization box (23), a small water pump (24) is fixedly connected to the inner wall of the bottom of the deodorization box (1), the other end of the first water pipe (22) is fixedly connected with the water inlet end of the small water pump (24), a second water pipe (25) is fixedly connected to the water outlet end of the small water pump (24), an atomization nozzle (26) is fixedly connected to one end of the second water pipe (25), the water outlet end of the atomization nozzle (26) is arranged in a communicating pipe (21), and the atomization nozzle (26) is communicated with the inside of the deodorization box (23) through the second water pipe (25), the small water pump (24) and the first water pipe (22).
The top inner wall of the air chamber (3) is provided with a mounting opening (5), a mounting plate (4) is arranged above the deodorizing box (1), a plurality of mounting holes (2) are formed in the top outer walls of the deodorizing box (1) and the mounting plate (4), the mounting plate (4) is matched with the mounting opening (5), the bottom outer wall of the mounting plate (4) is provided with an ultraviolet sterilizing lamp (20), and the ultraviolet sterilizing lamp (20) is electrically connected with a controller (6);
an electrostatic net (8) is sleeved on the outer wall of the air inlet pipe (10), an elastic sleeve (9) is sleeved on the outer wall of the air inlet pipe (10), and the elastic sleeve (9) is attached to the electrostatic net (8);
the outer wall of one side of the deodorizing box (1) is fixedly connected with a protective cover (7), and the air outlet (28) is arranged in the protective cover (7);
the working process of the automatic air deodorizing device is as follows:
when the filter element is required to be replaced, the cover body (13) is opened through the pull rope (18), after the seal plate (15) is in contact with the filter element in the filter element groove (16), under the action of the reset spring (32), the old filter element is pushed out by the pushing block (29), the old filter element is taken out, the new filter element is inserted into the filter element groove (16), the cover body (13) is covered again, the magnet (19) is connected with the deodorizing box (1), the position of the cover body (13) is limited, when the deodorizing device works, external air enters the air chamber (3) from the air inlet pipe (10) under the action of the fan (27), impurities in the air are adsorbed through the three filter elements, the air is sterilized by the ultraviolet sterilizing lamp (20), and after the air enters the communicating pipe (21), the deodorizing agent in the deodorizing box (23) is atomized through the atomizing nozzle (26), the deodorizing agent is discharged to the outside of the deodorizing box (1) along with the air through the air outlet (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709290.1A CN115155202B (en) | 2022-06-22 | 2022-06-22 | Automatic deodorizing device of air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709290.1A CN115155202B (en) | 2022-06-22 | 2022-06-22 | Automatic deodorizing device of air |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115155202A CN115155202A (en) | 2022-10-11 |
| CN115155202B true CN115155202B (en) | 2023-12-01 |
Family
ID=83486880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210709290.1A Active CN115155202B (en) | 2022-06-22 | 2022-06-22 | Automatic deodorizing device of air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115155202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118479691B (en) * | 2024-07-10 | 2024-10-01 | 四川水思源环境科技有限公司 | Water-saving hemodialysis water preparation facilities |
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| JP2008036302A (en) * | 2006-08-10 | 2008-02-21 | Fujitsu General Ltd | Control method of deodorizing device and air conditioner mounting it |
| JP2008086905A (en) * | 2006-10-02 | 2008-04-17 | Matsushita Electric Ind Co Ltd | Filter replacement apparatus |
| KR101057641B1 (en) * | 2011-05-07 | 2011-08-19 | 비오티스아시아 주식회사 | The sterilization deodorize equipment which uses the car |
| KR101727954B1 (en) * | 2016-06-03 | 2017-05-02 | 김영수 | Filter Supporting Structure for Dust Collector |
| CN209985153U (en) * | 2019-02-25 | 2020-01-24 | 赵春利 | Multi-stage exhaust deodorization device for animal husbandry |
| CN213995144U (en) * | 2020-09-16 | 2021-08-20 | 杨慧娟 | Deodorizing device for livestock breeding |
| CN216295768U (en) * | 2021-11-22 | 2022-04-15 | 浙江欧凌净控科技有限公司 | Novel cold catalyst filter screen for purifier |
| CN216459414U (en) * | 2021-02-01 | 2022-05-10 | 宁波市海创环能科技有限公司 | Combined air purifier |
| CN216778288U (en) * | 2021-12-21 | 2022-06-21 | 山东中海远沣铁路物资股份有限公司 | EMUs air conditioner filter screen of easy change |
-
2022
- 2022-06-22 CN CN202210709290.1A patent/CN115155202B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008036302A (en) * | 2006-08-10 | 2008-02-21 | Fujitsu General Ltd | Control method of deodorizing device and air conditioner mounting it |
| JP2008086905A (en) * | 2006-10-02 | 2008-04-17 | Matsushita Electric Ind Co Ltd | Filter replacement apparatus |
| KR101057641B1 (en) * | 2011-05-07 | 2011-08-19 | 비오티스아시아 주식회사 | The sterilization deodorize equipment which uses the car |
| KR101727954B1 (en) * | 2016-06-03 | 2017-05-02 | 김영수 | Filter Supporting Structure for Dust Collector |
| CN209985153U (en) * | 2019-02-25 | 2020-01-24 | 赵春利 | Multi-stage exhaust deodorization device for animal husbandry |
| CN213995144U (en) * | 2020-09-16 | 2021-08-20 | 杨慧娟 | Deodorizing device for livestock breeding |
| CN216459414U (en) * | 2021-02-01 | 2022-05-10 | 宁波市海创环能科技有限公司 | Combined air purifier |
| CN216295768U (en) * | 2021-11-22 | 2022-04-15 | 浙江欧凌净控科技有限公司 | Novel cold catalyst filter screen for purifier |
| CN216778288U (en) * | 2021-12-21 | 2022-06-21 | 山东中海远沣铁路物资股份有限公司 | EMUs air conditioner filter screen of easy change |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115155202A (en) | 2022-10-11 |
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