CN214370769U - Indoor air purifier with ultraviolet sterilization system - Google Patents
Indoor air purifier with ultraviolet sterilization system Download PDFInfo
- Publication number
- CN214370769U CN214370769U CN202120172201.5U CN202120172201U CN214370769U CN 214370769 U CN214370769 U CN 214370769U CN 202120172201 U CN202120172201 U CN 202120172201U CN 214370769 U CN214370769 U CN 214370769U
- Authority
- CN
- China
- Prior art keywords
- air purifier
- sterilization system
- plate
- indoor air
- ultraviolet sterilization
- 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
Images
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
Abstract
The utility model provides an indoor air purifier with ultraviolet sterilization system belongs to air purifier technical field, and this indoor air purifier with ultraviolet sterilization system includes casing assembly and purification subassembly. The shell component comprises a bottom plate, a side plate, a top plate and a cabin door, and the purification component comprises a primary filter, an ultraviolet lamp, an air outlet, a centrifugal fan, a hydroxyl substrate and a high-efficiency filter. Open roof and upset hatch door, clean the maintenance to curb plate inner wall and bottom plate top, dismantle ultraviolet lamp on the roof, maintenance is changed to centrifugal fan and hydroxyl board, the external filter core design of dismouting casing, conveniently observe filter core and photodissociation instrument and maintain the change, the design of photodissociation catalysis adsorption, gaseous pollutants molecule in the effective air-purifying, when carrying out the deactivation to air bacterium virus, reduce breeding of bacterium virus in the air purifier, the clean maintenance of air purifier is more convenient, air purifier result of use is better.
Description
Technical Field
The utility model relates to an air purifier technical field particularly, relates to an indoor air purifier with ultraviolet sterilization system.
Background
An air purifier, also known as an air cleaner, an air freshener, and a purifier, refers to a product capable of adsorbing, decomposing, or converting various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde, and other decoration pollutants, bacteria, allergens, and the like), and effectively improving air cleanliness, and is mainly classified into household, commercial, industrial, and building. Common air purification techniques are: adsorption technology, negative (positive) ion technology, catalytic technology, (ultraviolet) photocatalyst technology, superstructure mineralization by light technology, HEPA high-efficiency filtration technology, electrostatic precipitation technology, etc.
However, the above scheme still has certain defects, and the inventor finds that a large amount of pollutants are easily gathered in the air purifier with the ultraviolet sterilization system and need to be cleaned regularly, the existing air purifier only can be used for regularly disassembling and assembling the filter element, the interior of the purifier cannot be cleaned, maintained and maintained, bacteria and viruses are easy to breed, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to make up for above not enough, the utility model provides an indoor air purifier with ultraviolet sterilization system aims at improving the inconvenient problem of air purifier cleanness maintenance.
The utility model discloses a realize like this:
the utility model provides an indoor air purifier with ultraviolet sterilization system includes casing subassembly and purification subassembly.
The shell component comprises a bottom plate, a side plate, a top plate and a cabin door, wherein the bottom of the side plate is vertically and uniformly distributed at the top of the bottom plate, the bottom of the top plate is lapped at the top of the side plate, one side of the cabin door vertically rotates at one side of the side wall of the side plate, the top of the bottom plate, the inner wall of the side plate and the bottom of the top plate form a purification cavity, the purification component comprises a primary filter, an ultraviolet lamp, an air outlet, a centrifugal fan, a hydroxyl substrate and a high-efficiency filter, the primary filter is uniformly distributed at the outer wall of the cabin door, the primary filter is respectively communicated with the purification cavity and the external atmosphere, the upper end of the ultraviolet lamp is uniformly lapped at the top of the top plate, the ultraviolet lamp penetrates through the purification cavity, the air outlet is arranged at the center of the top plate, and the air outlet is respectively communicated with the purification cavity and the external atmosphere, the centrifugal fan is arranged in the purification cavity below the air outlet, the hydroxyl substrates are uniformly distributed between the ultraviolet lamp and the centrifugal fan, and the high-efficiency filter is arranged at the top of the air outlet.
In an embodiment of the present invention, a water outlet is provided on one side of the bottom plate.
In an embodiment of the present invention, the bottom plate bottom center is provided with a detector, and the upper end of the detector runs through the purification cavity.
In an embodiment of the present invention, the side plate is provided with a rotating seat on one side, and the cabin door rotates on one side of the rotating seat.
The utility model discloses an in one embodiment, hatch door surface equipartition is provided with the mount pad, the primary filter peg graft in the mount pad.
In an embodiment of the present invention, the top plate and the side plates are provided with locking pieces.
In an embodiment of the present invention, the upper end of the ultraviolet lamp is provided with a wire holder, and the bottom of the wire holder is connected to the top of the top plate.
In an embodiment of the present invention, the upper end of the hydroxyl plate is provided with a clamping platform, and the bottom of the clamping platform is connected to the top of the top plate.
The utility model discloses an in one embodiment, the high efficiency filter lower extreme is provided with inserts the platform, insert the platform peg graft in the air outlet upper end.
In an embodiment of the present invention, the side plate and the top plate are provided with a seal ring therebetween.
The utility model has the advantages that: the utility model discloses an indoor air purifier with ultraviolet sterilization system that obtains through above-mentioned design, during the use, outside air gets into through the primary filter and purifies in the cavity, the primary filter filters the dust particle more than 5 mu m, open ultraviolet lamp, the ultraviolet ray destroys the molecular structure of DNA or RNA in the bacterial virus, ultraviolet ray photodissociation gaseous pollutants molecular chain, ultraviolet irradiation TiO2 hydroxyl plate forms free hydroxyl, positive ion after the photodissociation is easily by free hydroxyl oxidation, generate the micromolecule compound, open centrifugal fan and discharge the air that is purified in purifying the cavity, the air that is purified passes through high efficiency filter and further filters granule dust and various suspended solids more than 0.5 mu m, when needs clean the maintenance to air purifier, dismantle external primary filter on the external hatch door and change the maintenance to it, dismantle the external high efficiency filter on the wind gap and change the maintenance to it, open roof and upset hatch door, clean the maintenance to curb plate inner wall and bottom plate top, dismantle ultraviolet lamp on the roof, maintenance is changed to centrifugal fan and hydroxyl board, the external filter core design of dismouting casing, the convenient in time in service behavior who observes filter core and photodissociation instrument, in time change the maintenance to it, photodissociation catalytic adsorption design, gaseous pollutants molecule in the effective air-purifying, when carrying out the deactivation to air bacterium virus, reduce breeding of bacterium virus in the air purifier, the clean maintenance of air purifier is more convenient, air purifier result of use is better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of an indoor air purifier with an ultraviolet sterilization system according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a housing assembly according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of an indoor air purifier with an ultraviolet sterilization system according to an embodiment of the present invention;
fig. 4 is a schematic view of a three-dimensional structure of a purification assembly provided by the embodiment of the present invention.
In the figure: 100-a housing assembly; 110-a base plate; 111-a drain outlet; 112-a detector; 120-side plate; 121-a rotating seat; 122-a sealing ring; 130-a top plate; 131-a locking block; 140-a hatch door; 141-a mounting seat; 150-a purge cavity; 200-a purification component; 210-a primary filter; 220-ultraviolet lamp; 221-a wire holder; 230-an air outlet; 240-centrifugal fan; 250-hydroxy substrate; 251-a clamping table; 260-high efficiency filter; 261-inserting table.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, 2, 3 and 4, the present invention provides a technical solution: the utility model provides an indoor air purifier with ultraviolet sterilization system includes casing assembly 100 and purification subassembly 200, purifies subassembly 200 and installs in casing assembly 100 week side, establishes the cavity in casing assembly 100 and purifies the outside gas, purifies subassembly 200 and adopts the filter core to filter granule and suspended solid in the outside gas, the gaseous polluted gas molecule of schizolysis when adopting photodissociation disinfection and sterilization.
Referring to fig. 1, 2 and 3, the housing assembly 100 includes a bottom plate 110, a side plate 120, a top plate 130 and a door 140, the bottom of the side plate 120 is vertically and uniformly disposed on the top of the bottom plate 110, the side plate 120 is screwed with the bottom plate 110, the bottom of the top plate 130 is overlapped on the top of the side plate 120, the top plate 130 is screwed with the side plate 120, a sealing ring 122 is disposed between the side plate 120 and the top plate 130, the sealing ring 122 is used to increase the sealing of the device, thereby reducing the leakage of the cracked gas, one side of the door 140 is vertically rotated on one side of the sidewall of the side plate 120, the door 140 is convenient for maintenance operation, so that the personnel can observe the cleaning condition of the internal instrument, a rotating seat 121 is disposed on one side of the side plate 120, the side plate 120 is screwed with the rotating seat 121, one side of the door 140 is rotated on one side of the rotating seat 121, the door 140 is rotated on the rotating seat 121 through a pin, and a clean cavity 150 is formed by the top of the bottom plate 110, the side plate, the inner wall of the side plate 120 and the top plate 130, the purification cavity 150 is a gas photolysis disinfection reaction cavity, a water outlet 111 is communicated with one side of the bottom plate 110, the water adsorbed by the hydroxyl substrate 250 after photocatalytic oxidation is particularly convenient to discharge, a detector 112 is arranged at the center of the bottom plate 110, the detector 112 is in threaded connection with the bottom plate 110, the upper end of the detector 112 penetrates through the purification cavity 150, and in the specific embodiment, the detector 112 detects the pollutant and the detail virus content of purified air and reasonably adjusts the purification flow rate of the gas.
Wherein, the equipartition is provided with locking piece 131 between roof 130 and the curb plate 120, and specific roof 130 and hatch door 140 all are provided with the draw-in groove, and locking piece 131 passes through bolt adjustment length, and the upper and lower end joint makes things convenient for roof 130 and curb plate 120's quick assembly disassembly in the draw-in groove.
Referring to fig. 1, 3 and 4, the cleaning assembly 200 includes a primary filter 210, an ultraviolet lamp 220, an air outlet 230, a centrifugal fan 240, a hydroxyl plate 250 and a high efficiency filter 260, the primary filter 210 is uniformly disposed on the outer wall of the cabin door 140, the primary filter 210 filters dust particles with a size of more than 5 μm, the cabin door 140 is uniformly disposed on the surface thereof with a mounting seat 141, the mounting seat 141 is screwed with the cabin door 140, the primary filter 210 is inserted into the mounting seat 141, the primary filter 210 is sealed and fixed with the mounting seat 141 by a screw, the primary filter 210 is respectively communicated with the cleaning cavity 150 and the external atmosphere, the upper end of the ultraviolet lamp 220 is uniformly overlapped on the top of the top plate 130, in a specific embodiment, the ultraviolet ray can destroy the molecular structure of DNA or RNA in the bacterial virus, photolyze the pollutant gas molecules, irradiate the hydroxyl plate 250 to form positive ions free hydroxyl groups to adsorb the photolyzed positive ions, the upper end of the ultraviolet lamp 220 is provided with a wiring seat 221, wire holder 221 bottom overlap joint in roof 130 top, wire holder 221 and roof 130 threaded connection, wire holder 221 makes things convenient for the dismouting wiring of ultraviolet lamp 220, and ultraviolet lamp 220 runs through in purifying cavity 150, and air outlet 230 sets up in roof 130 top center, and air outlet 230 and roof 130 welding.
Wherein, the air outlet 230 is respectively communicated with the purification cavity 150 and the outside atmosphere, the purified air is discharged through the air outlet 230, the centrifugal fan 240 is arranged in the purification cavity 150 below the air outlet 230, the centrifugal fan 240 is screwed with the top plate 130 to specifically adjust the flow rate of the purified air and purify the air more efficiently, the hydroxyl plate 250 is uniformly distributed between the ultraviolet lamp 220 and the centrifugal fan 240, in the specific embodiment, the hydroxyl plate 250 is TiO2, the ultraviolet radiation TiO2 hydroxyl substrate 250 forms free hydroxyl, positive ions after photolysis are easily oxidized by the free hydroxyl, the upper end of the hydroxyl plate 250 is provided with a clamping table 251, the bottom of the clamping table 251 is lapped on the top of the top plate 130, the clamping table 251 is respectively screwed with the hydroxyl plate 250 and the top plate 130, the high efficiency filter 260 is arranged on the top of the air outlet 230, the high efficiency filter 260 filters particle dust and various suspended matters above 0.5um, the lower end of the high efficiency filter 260 is provided with an inserting table 261, the inserting table 261 is inserted into the upper end of the air outlet 230, so that the high-efficiency filter 260 can be installed and replaced quickly.
Specifically, the working principle of the indoor air purifier with the ultraviolet sterilization system is as follows: when the air purifier is used, external air enters the purifying cavity 150 through the primary filter 210, the primary filter 210 filters dust particles with the particle size of more than 5 microns, the ultraviolet lamp 220 is turned on, ultraviolet rays destroy the molecular structure of DNA or RNA in bacterial viruses, the molecular chains of polluted gas are photolyzed by ultraviolet rays, the TiO2 hydroxyl substrate 250 is irradiated by the ultraviolet rays to form free hydroxyl groups, positive ions after the photolysis are easily oxidized by the free hydroxyl groups to generate small molecular compounds, the centrifugal fan 240 is turned on to discharge purified air in the purifying cavity 150, the purified air further filters particle dust and various suspended matters with the particle size of more than 0.5 microns through the high-efficiency filter 260, when the air purifier needs to be cleaned and maintained, the external primary filter 210 on the external cabin door 140 is disassembled to replace and maintain the air purifier, the external high-efficiency filter 260 on the air outlet 230 is disassembled to replace and maintain the air purifier, the top plate 130 and the turnover cabin door 140 are opened, clean the maintenance to curb plate 120 inner wall and bottom plate 110 top, dismantle ultraviolet lamp 220 on the roof 130, centrifugal fan 240 and hydroxyl board 250 and change the maintenance, filter core and photodissociation instrument can be convenient carry out quick assembly disassembly and change, when photodissociation sterilization, carry out the photodissociation to gaseous pollutants, made things convenient for the purification treatment to the air, air purifier clean maintenance is more convenient, air purifier result of use is better.
It should be noted that the specific model specifications of the detector 112, the ultraviolet lamp 220 and the centrifugal fan 240 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The power supply of the detector 112, the ultraviolet lamp 220 and the centrifugal fan 240 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An indoor air purifier with an ultraviolet sterilization system is characterized by comprising
The shell assembly (100) comprises a bottom plate (110), side plates (120), a top plate (130) and a door (140), wherein the bottoms of the side plates (120) are vertically and uniformly distributed at the top of the bottom plate (110), the bottom of the top plate (130) is lapped on the top of the side plates (120), one side of the door (140) vertically rotates on one side of the side walls of the side plates (120), and the top of the bottom plate (110), the inner walls of the side plates (120) and the bottom of the top plate (130) form a purification cavity (150);
purify subassembly (200), purify subassembly (200) including primary filter (210), ultraviolet lamp (220), air outlet (230), centrifugal fan (240), hydroxyl board (250) and high efficiency filter (260), primary filter (210) equipartition set up in hatch door (140) outer wall, primary filter (210) communicate respectively in purify cavity (150) and external atmosphere, ultraviolet lamp (220) upper end equipartition overlap joint in roof (130) top, ultraviolet lamp (220) run through in purify cavity (150), air outlet (230) set up in roof (130) top center, air outlet (230) communicate respectively in purify cavity (150) and external atmosphere, centrifugal fan (240) set up in air outlet (230) below in purify cavity (150), hydroxyl board (250) equipartition set up in ultraviolet lamp (220) with the centrifugal fan (240) of ultraviolet lamp (220) The high-efficiency filter (260) is arranged at the top of the air outlet (230).
2. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein a water outlet (111) is connected to one side of the bottom plate (110).
3. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein the bottom center of the bottom plate (110) is provided with a detector (112), and the upper end of the detector (112) penetrates through the purification cavity (150).
4. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein a rotation seat (121) is provided at one side of said side panel (120), and one side of said door (140) is rotated at one side of said rotation seat (121).
5. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein the installation seats (141) are uniformly distributed on the surface of the hatch (140), and the primary filter (210) is inserted into the installation seats (141).
6. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein the locking blocks (131) are uniformly arranged between the top plate (130) and the side plate (120).
7. An indoor air cleaner with UV sterilization system as claimed in claim 1, wherein said UV lamp (220) is provided with a wire holder (221) at the upper end, and the bottom of said wire holder (221) is overlapped on the top of said top plate (130).
8. A room air purifier with uv sterilizing system as claimed in claim 1, wherein said hydroxyl substrate (250) is provided with a clamping platform (251) at the upper end, and the bottom of said clamping platform (251) is lapped on the top of said top plate (130).
9. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein the lower end of the high efficiency filter (260) is provided with a plug-in platform (261), and the plug-in platform (261) is plugged into the upper end of the air outlet (230).
10. An indoor air purifier with ultraviolet sterilization system as claimed in claim 1, wherein a sealing ring (122) is provided between the side plate (120) and the top plate (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120172201.5U CN214370769U (en) | 2021-01-21 | 2021-01-21 | Indoor air purifier with ultraviolet sterilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120172201.5U CN214370769U (en) | 2021-01-21 | 2021-01-21 | Indoor air purifier with ultraviolet sterilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214370769U true CN214370769U (en) | 2021-10-08 |
Family
ID=77958203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120172201.5U Active CN214370769U (en) | 2021-01-21 | 2021-01-21 | Indoor air purifier with ultraviolet sterilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214370769U (en) |
-
2021
- 2021-01-21 CN CN202120172201.5U patent/CN214370769U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204421208U (en) | A kind of multifunctional air purifying case | |
| CN100441966C (en) | Vertical light catalytic air purifier | |
| CN101590347A (en) | But the vertical indoor air cleaner of highly effectively removing volatile organic gas | |
| CN101590265A (en) | Horizontal indoor air UV sterilization and filtration purifier | |
| CN2747497Y (en) | Vertical photocatalysed air purifier | |
| CN101590261A (en) | Horizontal indoor air purifier for photocatalytic oxidation | |
| CN100368062C (en) | Photo-catalytic air cleaner | |
| US20060043026A1 (en) | Method and apparatus for fluid purification | |
| CN101590251A (en) | Horizontal indoor air purifier based on ozone oxidation | |
| CN212409007U (en) | Air purifier that multistage photocatalysis washing | |
| CN101590264A (en) | Vertical UV indoor air disinfection purifier | |
| CN214370769U (en) | Indoor air purifier with ultraviolet sterilization system | |
| CN105258233A (en) | Air purifier | |
| CN111495183A (en) | Air purifying processor | |
| CN111457505A (en) | Sterilization and peculiar smell removal all-in-one machine | |
| CN101590267A (en) | The vertical indoor air cleaner of photochemical catalytic oxidation | |
| CN2827513Y (en) | Microwave-assisted compound nonophotocatalysis air purifier | |
| CN101590260A (en) | Vertical indoor air ozone purifier | |
| JP2000354621A (en) | Deodorizing antibacterial unit and air conditioner using the same | |
| CN108579412A (en) | The vertical indoor air cleaner of photochemical catalytic oxidation | |
| JP2000152983A (en) | Air cleaner | |
| CN2845899Y (en) | Titanium dioxide light catalytic air purifier | |
| CN209771778U (en) | Indoor low-temperature plasma purification device | |
| CN203869170U (en) | Air cleaner | |
| CN219300951U (en) | Electrostatic, nano catalytic dust-removing sterilizing purifier for air conditioner box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |