CN209679862U - Waste gas filter - Google Patents
Waste gas filter Download PDFInfo
- Publication number
- CN209679862U CN209679862U CN201822005328.9U CN201822005328U CN209679862U CN 209679862 U CN209679862 U CN 209679862U CN 201822005328 U CN201822005328 U CN 201822005328U CN 209679862 U CN209679862 U CN 209679862U
- Authority
- CN
- China
- Prior art keywords
- shell
- filter
- filter plate
- groove
- plate
- 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.)
- Expired - Fee Related
Links
- 239000002912 waste gas Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000011941 photocatalyst Substances 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000000383 hazardous chemical Substances 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 238000000746 purification Methods 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical group [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- -1 Polypropylene Polymers 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 230000002155 anti-virotic effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 238000004332 deodorization Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 241001466460 Alveolata Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000003695 hair diameter Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model provides a kind of waste gas filter, it is related to the technical field of atmosphere pollution processing equipment, solve at exhaust outlet in the prior art that not set air cleaning unit or set Filtration Filtration effect are poor, the technical issues of causing the air to contain hazardous substance to suck the case where causing harm to the human body by human body to occur.The device includes shell (1), and shell (1) is arranged at exhaust outlet position；The first filter plate (2) removably and being entirely insertable in the shell (1) is set in the shell (1), and first filter plate (2) is arranged in the mode perpendicular with the flow direction into shell (1) interior air；First filter plate (2) is equipped with photocatalyst material layer, use function of ultraviolet radiator (12) the utility model to increase filter device is set on the shell (1) inner sidewall, meets the requirement that people are capable of environmental protection to filter device.
Description
Technical field
The utility model belong to atmosphere pollution processing equipment technical field more particularly to a kind of waste gas filter.
Background technique
Air is known as vital QI, contains impurity in air, pollution dust has higher harmfulness to human body.It is existing
There is the workshops produced pollution gas such as small plant, such as chemical, metallurgy, chlor-alkali and dust-like usually to pass through exhaust blower
Directly by air in workshop, the discharge such as a large amount of sulfur dioxide and nitrogen dioxide is contained in the air that is discharged.Therefore, close to work
The content of sulfur dioxide is relatively high in the local air of factory, close to chlor-alkali factory local air in chlorine content relatively
It is high.
The inventors discovered that at least there is following technical problem in the prior art:
1. in the prior art in workshop air usually in the case where not filtering the air by exhaust outlet in exhaust blower
Under the action of be immediately discharged to outdoor, pernicious gas contained in room air causes secondary pollution to environment and human body in atmosphere
Damage.
2. filter screen is arranged not yet at equipment air port in current workshop or the filter screen of setting did not carry out air
The function of filter or the poor filtration effect of filter screen cause the pollution air generated in workshop that can enter outdoor by exhaust outlet,
It pollutes the environment.
In view of this, special propose the utility model.
Utility model content
The purpose of this utility model is to provide a kind of waste gas filter, solve not set at exhaust outlet in the prior art
It empties air purifying apparatus or set Filtration Filtration effect is poor, cause the air to contain hazardous substance to be sucked by human body and cause pair
The technical issues of the case where human body endangers occurs.Many technical effects that the utility model optimal technical scheme can be generated are detailed in
It is set forth below.
To achieve the above object, the utility model provides following technical scheme: a kind of waste gas filter, including shell
Body, the shell are arranged at exhaust outlet position；It is arranged in the shell removably and to be entirely insertable the shell intracorporal
First filter plate, first filter plate with into the perpendicular mode in the flow direction of air in shell to be arranged；Described
One filter plate is equipped with photocatalyst material layer, and ultraviolet radiator is arranged on the case inside wall.
At one preferably or optionally in embodiment, the shell is the structure of both ends open and inner hollow；Described
The top surface or bottom surface of shell are equipped with the first groove, and first filter plate is installed to first groove.
Preferably or optionally in embodiment, further include and first groove in the top surface of the shell or bottom surface at one
Spaced second groove, third groove and the 4th groove, wherein activated charcoal strainer is installed in second groove
Plate；PM2.5 particle filtering web plate is installed in the third groove；HEPA filter screen is installed in the 4th groove.
Preferably or optionally in embodiment, square is installed respectively at the both ends buckle of the shell at one.
At one preferably or optionally in embodiment, in first filter plate, activated charcoal strainer plate, PM2.5 particle
Handle is respectively arranged at the top of screen pack and HEPA filter screen.
At one preferably or optionally in embodiment, the ultraviolet radiator is on the inner sidewall of the shell close to described the
It is arranged at one filtering Board position.
At one preferably or optionally in embodiment, through-hole is set in the first filter plate；The photocatalyst material layer passes through
It smears or spraying method is arranged in the through-hole of first filter plate.
At one preferably or optionally in embodiment, first filter plate includes double layer of metal silk screen and is arranged at two layers
Filter plate between wire mesh, wherein be coated with photocatalyst material layer on the wire mesh surface, put in the filter plate
The photocatalyst material being in granular form is set, the wire mesh is to prevent granular photocatalyst material from leaking outside.
At one preferably or optionally in embodiment, the photocatalyst material layer is Nano titanium dioxide layer.
At one preferably or optionally in embodiment, first filter plate is set by removably and in a manner of being entirely insertable
It sets in the shell.
Based on the above-mentioned technical proposal, the utility model embodiment at least can produce following technical effect:
By the way that waste gas filter is arranged at the exhaust outlet position in manufacturer, it is expelled to the air in manufacturer
When outdoor, pernicious gas is handled by the filter device, to guarantee the clean index that the air of gas is discharged.In
First filter plate is set in the shell, and first filter plate is with the side perpendicular with the flow direction of air in entrance shell
Formula setting is equipped with the combination of photocatalyst material layer and its ultraviolet radiator to having in air by first filter plate
The antivirus that evil substance carries out, guarantees the quality of discharge air.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic view of the front view of the waste gas filter of the utility model；
Fig. 2 is the A-A overhead sectional view of the waste gas filter of the utility model；
Fig. 3 is the schematic structural diagram of the first embodiment of first filter plate of waste gas filter of the utility model；
Fig. 4 is the schematic structural diagram of the second embodiment of first filter plate of waste gas filter of the utility model；
Fig. 5 is the schematic diagram that the waste gas filter square of the utility model is installed；
In figure:
1, shell；2, the first filter plate；3, the second mesh；4, the first groove；5, the second groove；6, third groove；7,
PM2.5 particle filtering web plate；8 activated charcoal strainer plates；9, the 4th groove；10 squares；11, handle；12 ultraviolet radiator；13,
Five grooves；14, HEPA filter screen；21, wire mesh 21；22, filter plate.
Specific embodiment
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
The structural schematic diagram of waste gas filter as shown in Figure 1, including shell 1, shell 1 are arranged at exhaust outlet position,
It is generally located at the biggish exhaust outlet of exhaust air rate, shell 1 is fixed at exhaust outlet by the fit system of screw bolt and nut.In
In shell 1 setting removably and the first filter plate 2 for being entirely insertable in shell 1, the first filter plate 2 with enter in shell 1
The mode that the flow direction of air is perpendicular is arranged, and increases air and is in contact with it area, increases purification efficiency.First filter plate 2
Be equipped with photocatalyst material layer, wherein photocatalyst be it is a kind of using Nano titanium dioxide be representative have photo-catalysis function
The general name of photosemiconductor material, it is coated on 2 surface of the first filter plate, under the action of ultraviolet light and visible light, generates strong
Catalytic degradation function toxic and harmful gas and can effectively kill various bacteria in the air that can effectively degrade, and can by bacterium or
The toxin that fungi releases decomposes and harmless treatment, while being also equipped with except the functions such as formaldehyde, deodorization, anti-pollution, purification air exist
Ultraviolet radiator 12 is set on 1 inner sidewall of shell, and 12 set-up mode of ultraviolet radiator is the shell for being uniformly arranged on the first filter plate of neighbour 2
On 1 inner sidewall of body, increase photo-irradiation intensity to improve bactericidal effect.By the way that exhaust gas is arranged at the exhaust outlet position in manufacturer
Filter device is handled pernicious gas by the filter device when carrying out being expelled to outdoor to the air in manufacturer,
To guarantee the clean index that the air of gas is discharged.First filter plate 2 is set in shell 1, the first filter plate with entrance
The perpendicular mode in the flow direction of air is arranged in shell, is equipped with photocatalyst material layer and its purple by the first filter plate 2
The antivirus that the combination of outside line lamp carries out the harmful substance in air guarantees the quality of discharge air.
As optional embodiment, shell 1 is the structure of both ends open and inner hollow；In the top surface or bottom of shell 1
Face is equipped with the first groove 4, and the first filter plate 2 is installed to the first groove 4.It removably connects, is conducive to the first mistake
The maintenance of filter plate 2 or replacement, are more advantageous to practical operation.
As optional embodiment, as shown in Fig. 2, further including being spaced with the first groove 4 in the top surface of shell 1 or bottom surface
The second groove 5, third groove 6 and the 4th groove 9 being arranged, wherein be equipped with activated charcoal strainer plate 8 in the second groove 5；
PM2.5 particle filtering web plate 7 is installed in third groove 6；HEPA filter screen 14 is installed in the 4th groove 9.Although
PM2.5 is the component that content is seldom in earth atmosphere ingredient, but it has important influence to air quality and visibility etc..With
Thicker Atmospheric particulates are compared, and PM2.5 partial size is small, the residence time rich in a large amount of poisonous and harmful substances and in an atmosphere
Length, conveying distance are remote, as primary filter, improve purification efficiency.Activated charcoal strainer uses the aluminum honeycomb of through-hole structure, plastics
Honeycomb, paper honeycomb are carrier.Compared with conventional carbon filter screen, there is more excellent aerodynamics performance, bulk density
Small, large specific surface area, adsorption efficiency are high, and air resistance coefficient is small.Alveolate activated carbon strainer is to upload attached powdery in polyurethane foam
Active carbon is made, and phosphorus content is in 35%-50% or so.The active efficient absorption property of charcoal, can be used for air cleaning, goes
Except the pollutant in volatile organic compounds formaldehyde, toluene, hydrogen sulfide, chlorobenzene and air.Air drag is small, and low energy consumption, can
Under certain air quantity deodorization, eliminate the unusual smell, environment purification, have good clean-up effect.Can be widely used for handling it is containing toluene, two
Organic gas and the foul gas such as the benzene such as toluene, benzene class, phenols, esters, alcohols, aldehydes and low dense containing micro heavy
All kinds of gases of degree, Wind Volume.It can direct emission after carrying out Adsorption Concentration, purification to exhaust gas.The material of HEPA strainer is usually
Polypropylene or other composite materials, it is fine for the filter efficiency of 0.5 micron or more and 0.1 micron of particulate matter below.
The characteristics of HEPA is netted is that air can pass through, but tiny particle can not pass through.It is 0.3 micron of (hair diameter to diameter
1/200) particle removal efficiency below can reach 99.97% or more, be that the pollutants such as smog, dust and bacterium are most effective
Filtering medium.Its main feature is that windage is big, dust containing capacity is big, and filtering accuracy is high.
As optional embodiment, as shown in figure 5, snapping connection square 10 respectively at the both ends of shell 1.Square 10 is right
The effect of 1 starting protection of shell.
As optional embodiment, in the first filter plate 2, activated charcoal strainer plate 8,7 and of PM2.5 particle filtering web plate
The top of HEPA filter screen 14 is respectively arranged with handle 11.It is removably arranged with shell 1, and handle 11 is conducive to
Its replacement operation.
As optional embodiment, ultraviolet radiator 12 is set at 2 position of the first filter plate on the inner sidewall of shell 1
It sets.Ultraviolet radiator 12 and 2 compound action bactericidal effect of the first filter plate are good.
Further, as shown in figure 3, the embodiment in the first filter plate 2 is that through-hole, light is arranged in the first filter plate 2
Catalyst material layer is arranged in the through-hole of the first filter plate 2 by smearing or spraying method.Increase air and the first filter plate 2
An innings effect is killed in contact area and sterilizing time, raising.
As optional embodiment, as shown in figure 4, the first filter plate 2 includes double layer of metal silk screen 21 and is arranged two
Filter layer 22 between layer wire mesh, wherein photocatalyst material layer is coated on 21 surface of wire mesh, in filter plate 22
The photocatalyst material being in granular form is placed, wire mesh 21 is to prevent granular photocatalyst material from leaking outside.
As optional embodiment, photocatalyst material layer is Nano titanium dioxide layer.
As optional embodiment, the first filter plate 2 is removably and in a manner of being entirely insertable to be arranged in shell 1
It is interior, it is detachable to be conducive to operation and replacement, reduce the operation difficulty that the first filter plate 2 is installed to object 1.Two sides are set on shell 1
Set the 5th groove 13, facilitate shell 1 and other components dock or installation.
A kind of waste gas filter provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The core concept of the utility model.It should be pointed out that for those skilled in the art, it is practical new not departing from
Type create principle under the premise of, can also to utility model, some improvement and modification can also be carried out, these improvement and modification also fall into reality
With in novel scope of protection of the claims.
Claims (5)
1. a kind of waste gas filter, which is characterized in that including shell (1), the shell (1) is arranged at exhaust outlet position；
The first filter plate (2) in the shell (1) in the setting shell (1), first filter plate (2) with enter shell
(1) the perpendicular mode in the flow direction of interior air is arranged；First filter plate (2) is equipped with photocatalyst material layer, in institute
State setting ultraviolet radiator (12) on shell (1) inner sidewall；
The shell (1) is the structure of both ends open and inner hollow；It is recessed that first is equipped in the top surface of the shell (1) or bottom surface
Slot (4), the first filter plate (2) installation are interior to first groove (4)；
Further include and spaced second groove (5) of first groove (4), in the top surface of the shell (1) or bottom surface
Three grooves (6) and the 4th groove (9), wherein activated charcoal strainer plate (8) are installed in second groove (5)；Described
PM2.5 particle filtering web plate (7) is installed in third groove (6)；HEPA filter screen is installed in the 4th groove (9)
(14)；
Square (10) are installed by the connection type of buckle respectively at the both ends of the shell (1)；
In first filter plate (2), activated charcoal strainer plate (8), PM2.5 particle filtering web plate (7) and HEPA filter screen
(14) handle (11) are respectively arranged at the top of；
First filter plate (2) includes double layer of metal silk screen (21) and the filter layer that is arranged between double layer of metal silk screen
(22), wherein be coated with photocatalyst material layer on the wire mesh (21) surface, placing in the filter layer (22) is in
Granular photocatalyst material, the wire mesh (21) is to prevent granular photocatalyst material from leaking outside.
2. waste gas filter according to claim 1, which is characterized in that the ultraviolet radiator (12) is in the shell
(1) it is arranged at the first filter plate (2) position on inner sidewall.
3. waste gas filter according to claim 2, which is characterized in that through-hole is arranged in the first filter plate (2)；It is described
Photocatalyst material layer is arranged in the through-hole of first filter plate (2) by smearing or spraying method.
4. waste gas filter according to claim 3, which is characterized in that the photocatalyst material layer is nanoscale dioxy
Change titanium layer.
5. waste gas filter according to claim 4, which is characterized in that first filter plate (2) is with removably
And the mode being entirely insertable is arranged in the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005328.9U CN209679862U (en) | 2018-11-29 | 2018-11-29 | Waste gas filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005328.9U CN209679862U (en) | 2018-11-29 | 2018-11-29 | Waste gas filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209679862U true CN209679862U (en) | 2019-11-26 |
Family
ID=68595377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822005328.9U Expired - Fee Related CN209679862U (en) | 2018-11-29 | 2018-11-29 | Waste gas filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209679862U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283511A (en) * | 2020-03-14 | 2020-06-16 | 张旦 | Building board polishes and uses sand machine |
| WO2022120789A1 (en) * | 2020-12-11 | 2022-06-16 | 李海霞 | Reusable air purification box |
-
2018
- 2018-11-29 CN CN201822005328.9U patent/CN209679862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283511A (en) * | 2020-03-14 | 2020-06-16 | 张旦 | Building board polishes and uses sand machine |
| WO2022120789A1 (en) * | 2020-12-11 | 2022-06-16 | 李海霞 | Reusable air purification box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2337626B1 (en) | Method and apparatus for control and elimination of undesirable substances | |
| CN207815524U (en) | A kind of air purifier having except ozone function | |
| CN102410586A (en) | Purification treatment device for PM2.5-level dust collecting and carried bacterium killing | |
| CN204254766U (en) | Ceiling type nanometer air circulating purifier | |
| CN202741002U (en) | Photocatalyst coating filtering net | |
| CN209679862U (en) | Waste gas filter | |
| CN204275675U (en) | A kind of combined filtration module | |
| CN210207392U (en) | Water-based fluorocarbon finish paint spray booth air draft equipment with gas purification function | |
| CN111375303A (en) | Environment-friendly machine for removing chemical gaseous pollutants in laboratory air | |
| CN202328550U (en) | Purification treatment device for collection of PM2.5 dust and killing of germs carried by PM2.5 dust | |
| CN212594760U (en) | Dust type exhaust fan is used in laboratory | |
| CN203928156U (en) | The air-purifying module of heating and ventilating pipeline with porous metal carrier nano coating | |
| CN208711437U (en) | A kind of UV paint exhaust treatment system | |
| CN209549048U (en) | Plasma photodissociation exhaust air deodorization purification device | |
| CN204841216U (en) | Formula odor treatment device is adsorbed in nanometer photodissociation | |
| AU2018100807A4 (en) | An Air purification system | |
| CN203928183U (en) | Air purifier with porous metal carrier nano coating air-purifying module | |
| CN203810569U (en) | Purifying disinfecting device for controlling air infection and air quality | |
| CN206514390U (en) | A kind of photocatalysis air purifying device | |
| CN205886499U (en) | Waste gas filtering device | |
| CN204962959U (en) | Air cleaning device | |
| CN108607275A (en) | A kind of adsorption tower with microbubble activated carbon | |
| CN204043071U (en) | High-efficiency environment friendly air cleaner | |
| CN210861469U (en) | Novel photocatalyst air purifier | |
| CN211562505U (en) | Air purifying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 |