CN220532463U - High-efficient dust removal purification wind shower - Google Patents
High-efficient dust removal purification wind shower Download PDFInfo
- Publication number
- CN220532463U CN220532463U CN202322062852.0U CN202322062852U CN220532463U CN 220532463 U CN220532463 U CN 220532463U CN 202322062852 U CN202322062852 U CN 202322062852U CN 220532463 U CN220532463 U CN 220532463U
- Authority
- CN
- China
- Prior art keywords
- air
- air shower
- purifying box
- shower
- purifying
- 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.)
- Active
Links
- 239000000428 dust Substances 0.000 title claims abstract description 55
- 238000000746 purification Methods 0.000 title claims abstract description 35
- 238000005192 partition Methods 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000284 extract Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method 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
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Ventilation (AREA)
Abstract
The utility model relates to the technical field of dust removal and purification, and discloses a high-efficiency dust removal and purification air shower, which comprises an air shower outer shell, an air shower inner shell, two sealing doors, a partition plate, a plurality of rotary nozzles, a large air volume fan, a purifying box, a cleaning component, a dust collecting component, an air inlet component and an air outlet component, wherein the partition plate is fixedly arranged on the side wall of the air shower outer shell, the air shower inner shell is fixedly arranged on the partition plate, the rotary nozzles are fixed on the side wall of the air shower inner shell, the two sealing doors are respectively arranged on the front side and the rear side of the air shower outer shell, the purifying box is fixedly arranged on the inner wall of the bottom of the air shower outer shell, and the large air volume fan is fixedly arranged at the bottom of one side of the air shower outer shell. The utility model has the following advantages and effects: the dust removal operation is convenient for personnel and articles, the self-cleaning operation of the purifying filter plate can be realized, and the cleaned dust is convenient to collect.
Description
Technical Field
The utility model relates to the technical field of dust removal and purification, in particular to a high-efficiency dust removal and purification air shower.
Background
The air shower is local purifying equipment with strong universality and is arranged between a clean room and a non-clean room. When people and cargoes enter the clean area, the dust carried by the people and the cargoes can be removed by blowing the air from the air shower, and the dust source can be effectively blocked or reduced from entering the clean area.
When the dust remover is used, the dust remover blows air to the whole body through the air shower to achieve the dust removing effect, and the dust blown down in the air shower is filtered through the purification filter plate, so that the situation that the dust is blocked can occur when the purification filter plate is used for a long time, but the purification filter plate in the traditional air shower does not have a self-cleaning function and also needs operators to clean at irregular intervals, so that the utility model provides the efficient dust removing and purifying air shower to solve the problems.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a high-efficiency dust-removing and purifying air shower which has the effects of being convenient for dust removing operation of personnel and objects, realizing self-cleaning operation of a purifying filter plate and being convenient for collecting cleaned dust.
The technical aim of the utility model is realized by the following technical scheme: an efficient dust-removing purifying air shower comprises an air shower outer shell, an air shower inner shell, two sealing doors, a partition plate, a plurality of rotary nozzles, a large-air-volume fan, a purifying box, a cleaning assembly, a dust collecting assembly, an air inlet assembly and an air outlet assembly;
the air shower device comprises a partition plate, a cleaning assembly, a purification box, an air inlet assembly, an air outlet assembly, a dust collection assembly, a purification box and a purification filter plate, wherein the partition plate is fixedly arranged on the side wall of an air shower outer shell, the air shower outer shell is fixedly arranged on the side wall of the air shower outer shell, the air shower outer shell is fixedly arranged on the partition plate, the plurality of rotary nozzles are fixed on the side wall of the air shower outer shell, two sealing doors are respectively arranged on the front side and the rear side of the air shower outer shell, the purification box is fixedly arranged on the bottom inner wall of the air shower outer shell, the large air quantity fan is fixedly arranged at the bottom of one side of the air shower outer shell, the air inlet assembly is arranged on the partition plate, the air inlet assembly and the dust collection assembly are respectively arranged on the air shower outer shell and the purification box, the air inlet assembly and the air outlet assembly are respectively connected with an air outlet and an air inlet of the large air quantity fan, the cleaning assembly is arranged on the purification box and the partition plate, a plurality of ash discharge pipes are fixedly arranged on the partition plate, the first ash discharge pipes are communicated with the purification box, and the first ash discharge pipes are arranged in a T shape.
The utility model is further provided with: the air inlet assembly comprises an air inlet pipe, a spherical filter plate and a control valve, wherein the air inlet pipe is fixedly arranged at the bottom of one side of the air shower outer shell, the air inlet of the large-air-volume fan is communicated with the air inlet pipe, the control valve is fixedly arranged on the air inlet pipe, one end of the air inlet pipe extends into the air shower outer shell and is communicated with the purifying box, and the spherical filter plate is fixedly arranged at one end of the air inlet pipe, which is far away from the purifying box.
Through adopting above-mentioned technical scheme, can control big amount of wind fan as required and follow the interior convulsions of wind shower room casing or directly extract the air from the external world, can avoid debris to be inhaled simultaneously.
The utility model is further provided with: the air outlet assembly comprises an air outlet pipe, two connecting pipes and a plurality of branch pipes, the air outlet pipe is fixedly arranged on the air shower outer shell, the air outlet pipe is connected with an air outlet of the large-air-volume fan, the two connecting pipes are fixedly arranged on the air outlet pipe, the plurality of branch pipes are fixedly arranged on the two connecting pipes, and the plurality of branch pipes are communicated with the air shower inner shell, the air shower outer shell and the space above the partition board.
By adopting the technical scheme, air is conveniently injected into the air shower inner shell, the air shower outer shell and the space above the partition plate.
The utility model is further provided with: the cleaning component comprises a rotating shaft, a supporting plate, a plurality of strip-shaped blocks, a plurality of wind shields and a plurality of scraping strips, wherein the rotating shaft is rotatably arranged at the top of the purifying box, a round opening is formed in the partition plate, the supporting plate is rotatably arranged in the round opening, the supporting plate is fixedly connected with the top end of the rotating shaft, the bottom end of the rotating shaft extends into the purifying box and is fixedly provided with the strip-shaped blocks, two wind shields are fixedly arranged on the strip-shaped blocks, one side, far away from the strip-shaped blocks, of each wind shield is fixedly provided with the scraping strips, and the strip-shaped blocks, the wind shields and the scraping strips are in contact with the top side of the purifying filter plate.
Through adopting above-mentioned technical scheme, can control the pivot and rotate under the effect of deep bead when a plurality of ash discharge pipes blow to purifying box in to can realize purifying filter plate's clean operation.
The utility model is further provided with: the top side of the supporting plate is fixedly provided with a plurality of cleaning strips.
Through adopting above-mentioned technical scheme, be convenient for clear up the dust on its sole when personnel carry out the wind and drench the operation, possess simultaneously and provide the function of support to the article, avoid the article direct with layer board contact influence the dust removal effect of its article bottom dust.
The utility model is further provided with: the dust collection assembly comprises an ash discharge pipe II, a cloth bag and a valve, the same ash discharge pipe II is fixedly arranged on the air shower housing and the purifying box, one end of the ash discharge pipe II extends out of the air shower housing and is connected with the cloth bag, one end of the ash discharge pipe II, far away from the cloth bag, extends to the upper side of the purifying filter plate, and the valve is fixedly arranged on the ash discharge pipe II.
Through adopting above-mentioned technical scheme, open the valve when big amount of wind fan follow external air-out to can discharge the dust that cleans down on the filter plate to the sack in.
The beneficial effects of the utility model are as follows: can realize that wind drenches dust removal operation under the cooperation of big amount of wind fan, the subassembly that admits air, give vent to anger subassembly and a plurality of rotating nozzle, can make the dust blow to the purifying box through the ash discharge pipe simultaneously in, and intercept the filtration under the effect of purifying the filter plate, and can carry out self-cleaning operation to purifying the filter plate under the effect of cleaning the subassembly, and can collect in the sack with the dust discharge that purifies on the filter plate under the clearance as required, can be convenient for clear up the dust on the sole when personnel's wind drenches the dust removal through a plurality of cleaning strips that set up, can provide the support to the article when carrying out the dust removal of article, avoid its bottom direct and layer board contact, thereby can guarantee the effect of dust removal.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a high-efficiency dust-removing and purifying air shower provided by the utility model;
FIG. 2 is a schematic diagram of a partial cross-sectional structure of a high-efficiency dust-removing purification air shower according to the present utility model;
fig. 3 is a schematic structural diagram of a portion a of the high-efficiency dust-removing and purifying air shower provided by the utility model.
In the figure, 1, an air shower outer shell; 11. sealing the door; 2. a partition plate; 21. an air shower inner housing; 22. a rotary nozzle; 3. a large air quantity fan; 31. an air outlet pipe; 311. a branch pipe; 32. an air inlet pipe; 321. a spherical filter plate; 322. a control valve; 33. an ash discharge pipe I; 4. a purifying box; 41. purifying a filter plate; 42. a rotating shaft; 43. a supporting plate; 44. a cleaning bar; 45. a bar block; 46. a wind deflector; 47. scraping the strip; 48. an ash discharge pipe II; 481. and (5) a cloth bag.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Referring to fig. 1-3, a high-efficiency dust removal purification air shower comprises an air shower housing 1, an air shower housing 21, two sealing doors 11, a partition plate 2, a plurality of rotary nozzles 22, a large air volume fan 3 and a purification box 4, wherein the partition plate 2 is fixedly arranged on the side wall of the air shower housing 1, the air shower housing 21 is fixedly arranged on the partition plate 2, the rotary nozzles 22 are all fixed on the side wall of the air shower housing 21, the two sealing doors 11 are respectively arranged on the front side and the rear side of the air shower housing 1, the purification box 4 is fixedly arranged on the bottom inner wall of the air shower housing 1, a purification filter plate 41 is fixedly arranged on the side wall of the purification box 4, the large air volume fan 3 is fixedly arranged at the bottom of one side of the air shower housing 1, an air inlet pipe 32 is fixedly arranged at the bottom of one side of the air shower housing 1, an air inlet of the large air volume fan 3 is communicated with the air inlet pipe 32, a control valve 322 is fixedly arranged on the air inlet pipe 32, one end of the air inlet pipe 32 extends into the air shower housing 1 and is communicated with the purifying box 4, a spherical filter plate 321 is fixedly arranged at one end of the air inlet pipe 32 far away from the purifying box 4, the large air quantity fan 3 can be controlled to draft air from the air shower housing 1 or directly extract air from the outside according to the requirement, meanwhile, sundries can be prevented from being sucked in, an air outlet pipe 31 is fixedly arranged on the air shower housing 1, the air outlet pipe 31 is connected with an air outlet of the large air quantity fan 3, two connecting pipes are fixedly arranged on the air outlet pipe 31, a plurality of branch pipes 311 are fixedly arranged on the two connecting pipes, the plurality of branch pipes 311 are communicated with the air shower housing 21, the space above the air shower housing 1 and the partition plate 2, so that air can be conveniently injected into the space above the air shower housing 21, the air shower housing 1 and the partition plate 2, the air shower housing 1 and the purifying box 4 are fixedly provided with the same ash discharge pipe II 48, one end of the ash discharge pipe II 48 extends out of the air shower housing 1 and is connected with a cloth bag 481, one end of the ash discharge pipe II 48 far away from the cloth bag 481 extends above the purifying filter plate 41, the ash discharge pipe II 48 is fixedly provided with a valve, when the large air volume fan 3 pumps air from the outside, the valve is opened, so that dust cleaned on the purifying filter plate 41 can be discharged into the cloth bag 481, the baffle 2 is fixedly provided with a plurality of ash discharge pipes I33, the ash discharge pipe I33 is communicated with the purifying box 4, the ash discharge pipe I33 is in a T-shaped arrangement, the top of the purifying box 4 is rotatably provided with a rotating shaft 42, the baffle 2 is provided with a circular opening, the supporting plate 43 is rotatably installed in the circular opening, the supporting plate 43 is fixedly connected with the top end of the rotating shaft 42, the bottom end of the rotating shaft 42 extends into the purifying box 4 and is fixedly provided with a plurality of strip-shaped blocks 45, two wind shields 46 are fixedly installed on the strip-shaped blocks 45, one sides of the strip-shaped blocks 45, which are far away from the strip-shaped blocks 46, are fixedly provided with scraping strips 47, the strip-shaped blocks 45, the wind shields 46 and the scraping strips 47 are in contact with the top side of the purifying filter plate 41, and the rotating shaft 42 can be controlled to rotate under the action of the wind shields 46 when the ash discharging pipes blow air into the purifying box 4, so that the cleaning operation of the purifying filter plate 41 can be realized.
Specifically, a plurality of cleaning strips 44 are fixedly mounted on the top side of the supporting plate 43, so that dust on the sole of a person can be conveniently cleaned when the person performs air shower operation.
Working principle: firstly, the power is switched on, the sealing door 11 is opened, the objects needing to be subjected to air shower dust removal are placed on the plate, then the large air volume fan 3 is started, the large air volume fan 3 extracts air from the inside of the purification box 4 through the air inlet pipe 32 and blows the air to the position between the air shower inner shell 21 and the air shower outer shell 1 through the air outlet pipe 31 and the plurality of branch pipes 311, then the objects are blown under the action of the plurality of like rotating nozzles 22, thereby the adhered dust can be blown down and the dust can enter the purification box 4 through the plurality of first ash discharge pipes 33, then the dust is intercepted under the action of the purification filter plate 41, meanwhile, the first ash discharge pipe 33 conveys the dust and the air into the purification box 4, the wind shield 46 is blown to the outside of the purification box 46, the support plate 43 can be controlled to rotate, the dust removal effect can be effectively improved, meanwhile, the personnel can stand on the support plate 43 and clean the dust on the filter plate through the plurality of cleaning strips 44 on the support plate 43 when the personnel enter the dust removal, the dust can be cleaned through the plurality of the cleaning strips 43, the dust on the filter plate can be blown down, the dust can be cleaned through the filter plate 4 through the control valve 33, and the air can be simultaneously discharged from the inside of the purification box 4 through the purification box 4, and the air can be simultaneously cleaned through the large air by the air flow through the large air suction valve 4, and the air can be simultaneously discharged from the purification box 4, and the outside through the purification box 41, and the air can be simultaneously cleaned through the air and the outside.
The high-efficiency dust-removing and purifying air shower provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. The high-efficiency dust-removing and purifying air shower is characterized by comprising an air shower outer shell (1), an air shower inner shell (21), two sealing doors (11), a partition plate (2), a plurality of rotary nozzles (22), a large-air-volume fan (3), a purifying box (4), a cleaning assembly, a dust collection assembly, an air inlet assembly and an air outlet assembly;
baffle (2) fixed mounting is on the lateral wall of the outdoor casing of air shower (1), the indoor casing of air shower (21) fixed mounting is on baffle (2), and a plurality of rotatory nozzle (22) are all fixed on the indoor casing of air shower (21) lateral wall, and two sealing door (11) set up respectively on the outdoor casing of air shower (1) front and back both sides, purifying box (4) fixed mounting is on the bottom inner wall of outdoor casing of air shower (1), big amount of wind fan (3) fixed mounting is in one side bottom of outdoor casing of air shower (1), the subassembly that admits air sets up on baffle (2), the subassembly and the collection dirt subassembly all set up on outdoor casing of air shower (1) and purifying box (4), and the subassembly of admitting air is connected with the air outlet and the air intake of big amount of wind fan (3) respectively, the subassembly sets up on purifying box (4) and baffle (2), fixed mounting has filter plate (41) on the lateral wall of purifying box (4), and clean subassembly and purifying box (41) looks adaptation, be one and exhaust pipe (33) are connected with dust exhaust pipe (33).
2. The efficient dust removal and purification air shower according to claim 1, wherein: the utility model provides an air inlet assembly includes intake pipe (32), sphere filter plate (321) and control valve (322), and one side bottom fixed mounting of air shower room casing (1) has intake pipe (32), and the air intake of big amount of wind fan (3) is linked together with intake pipe (32), and fixed mounting has control valve (322) on intake pipe (32), and the one end of intake pipe (32) extends to in air shower room casing (1) and is linked together with purifying box (4), and the one end fixed mounting that purifying box (4) were kept away from to intake pipe (32) has sphere filter plate (321).
3. The efficient dust removal and purification air shower according to claim 1, wherein: the air outlet assembly comprises an air outlet pipe (31), two connecting pipes and a plurality of branch pipes (311), wherein the air outlet pipe (31) is fixedly installed on the air shower outer shell (1), the air outlet pipe (31) is connected with an air outlet of a large air volume fan (3), the two connecting pipes are fixedly installed on the air outlet pipe (31), the plurality of branch pipes (311) are fixedly installed on the two connecting pipes, and the plurality of branch pipes (311) are communicated with the space above the air shower inner shell (21), the air shower outer shell (1) and the partition board (2).
4. The efficient dust removal and purification air shower according to claim 1, wherein: the cleaning assembly comprises a rotating shaft (42), a supporting plate (43), a plurality of strip-shaped blocks (45), a plurality of wind shields (46) and a plurality of scraping strips (47), wherein the rotating shaft (42) is rotatably arranged at the top of the purifying box (4), a round opening is formed in the partition plate (2), the supporting plate (43) is rotatably arranged in the round opening, the supporting plate (43) is fixedly connected with the top end of the rotating shaft (42), the bottom end of the rotating shaft (42) extends into the purifying box (4) and is fixedly provided with the plurality of strip-shaped blocks (45), two wind shields (46) are fixedly arranged on the plurality of strip-shaped blocks (45), one side, far away from the strip-shaped blocks (45), of each wind shield (46) is fixedly provided with the scraping strips (47), and the strip-shaped blocks (45), the wind shields (46) and the scraping strips (47) are all contacted with the top side of the purifying filter plate (41).
5. The efficient dedusting and purifying air shower according to claim 4, wherein: a plurality of cleaning strips (44) are fixedly arranged on the top side of the supporting plate (43).
6. The efficient dust removal and purification air shower according to claim 1, wherein: the dust collection assembly comprises an ash discharge pipe II (48), a cloth bag (481) and a valve, the same ash discharge pipe II (48) is fixedly arranged on the air shower housing (1) and the purifying box (4), one end of the ash discharge pipe II (48) extends out of the air shower housing (1) and is connected with the cloth bag (481), one end of the ash discharge pipe II (48) far away from the cloth bag (481) extends to the upper side of the purifying filter plate (41), and the valve is fixedly arranged on the ash discharge pipe II (48).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062852.0U CN220532463U (en) | 2023-08-02 | 2023-08-02 | High-efficient dust removal purification wind shower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062852.0U CN220532463U (en) | 2023-08-02 | 2023-08-02 | High-efficient dust removal purification wind shower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220532463U true CN220532463U (en) | 2024-02-27 |
Family
ID=89977101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322062852.0U Active CN220532463U (en) | 2023-08-02 | 2023-08-02 | High-efficient dust removal purification wind shower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220532463U (en) |
-
2023
- 2023-08-02 CN CN202322062852.0U patent/CN220532463U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208878128U (en) | A kind of large size pulse dust collector | |
| CN218130875U (en) | Combined bag-type dust collector | |
| CN211022462U (en) | Cleaning and sweeping robot for hospital | |
| CN101638886A (en) | Pure absorption type dust absorption vehicle body | |
| CN220532463U (en) | High-efficient dust removal purification wind shower | |
| CN212418935U (en) | Dust removal device between locomotive machinery | |
| CN212757865U (en) | Coating waste gas cleaning equipment | |
| CN103142191A (en) | Horizontal dust collector with cyclone filter device at air outlet | |
| CN215197798U (en) | Environment-friendly has spray booth who sprays paint structure | |
| CN109528083A (en) | A kind of energy-efficient Environmental-protecting dust-removing equipment | |
| CN213995286U (en) | A dust removal unit | |
| CN215996019U (en) | Air-exhaust back-blowing type dust treatment equipment | |
| CN215605467U (en) | Maintenance station and floor sweeping cleaning device | |
| CN213687174U (en) | Environment-friendly industrial dust-absorbing air purifier | |
| CN211439606U (en) | Dustproof device of sand blasting machine | |
| CN211621401U (en) | Environmental sanitation sweeper | |
| CN209770238U (en) | Printing environmental protection dust extraction | |
| CN222918306U (en) | A bag-type dust removal fan for pesticide production | |
| CN214404135U (en) | Energy-saving dust exhausting fan | |
| CN218179091U (en) | Airflow system for clean room | |
| CN218458978U (en) | Strong effect cartridge filter | |
| CN220141542U (en) | Self-cleaning dust collector with remote control function | |
| CN206214965U (en) | A kind of portable steel scrap cutting flue dust collecting device | |
| CN221611531U (en) | Exhaust dust collector of new trend system | |
| CN221548911U (en) | Air purification device with dust removal function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |