CN109248786A - A kind of atmosphere suspended particulate collection device - Google Patents
A kind of atmosphere suspended particulate collection device Download PDFInfo
- Publication number
- CN109248786A CN109248786A CN201811092386.8A CN201811092386A CN109248786A CN 109248786 A CN109248786 A CN 109248786A CN 201811092386 A CN201811092386 A CN 201811092386A CN 109248786 A CN109248786 A CN 109248786A
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- Prior art keywords
- suspended particulate
- shutter
- atmosphere
- solar
- collecting chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/08—Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/743—Cleaning the electrodes by using friction, e.g. by brushes or sliding elements
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- 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
- Electrostatic Separation (AREA)
Abstract
The invention discloses a kind of atmosphere suspended particulate collection devices, including box body, electrostatic filter and ash bucket.The top end opening of box body, one block of side plate is solar panel, and in addition three blocks of side plates are solar heat-collection plate；Box cavity is divided into suspended particulate collecting chamber and cleans diversion cavity by interior wall partition；Front side board and back side panel bottom are all provided with shutter of external wall；Electrostatic filter is set on back side panel, it can automatically cleaning in each dust collecting electrode；Inner cavity partition bottom is equipped with interior wall shutter；Filter screen is installed on interior wall shutter；Ash bucket is placed on the bottom plate of suspended particulate collecting chamber bottom.The present invention provides electric energy to electrostatic filter using solar photovoltaic technology；Meanwhile using phase-changing energy storage material energy storage, restrict solar energy heat collecting module runing time by time factor completely, continual driving air flows upwards, to achieve the purpose that administer outdoor air pollution.
Description
Technical field
The present invention relates to a kind of atmospheric treatment device, especially a kind of atmosphere suspended particulate collection device.
Background technique
With the development of industry, the exhaust gas generated in industrial processes is also more and more.Large quantity of exhaust gas is discharged into air,
Cause the pollution of air increasingly severe.After a large amount of dust particle is sucked by people in air, it can be entered by respiratory system
Bronchus or even lung are likely to result in respiratory disease, cranial vascular disease, the diseases such as nasal cavity inflammation.Currently, people are
Recognize the harmfulness of air suspended particulated, it will usually air purifier be installed indoors to purify air.But it is adjusted according to related
Display is looked into, people have is an exposure to outdoor for quite a long time, aobvious to the collection of the suspended particulate substance in outdoor air
It obtains extremely urgent.
In addition, economy and society development in China's has entered a large amount of consumption energy stages, the demand growing tension to the energy.I
The energy resource structure of state is based on traditional energy such as coal, and to solar energy, some clean energy resourcies such as wind energy are used without so universal.It is general
Logical air filter need of work consumes a large amount of electric energy.Before solar energy has it to apply as the maximum energy of reserves in the world
Scape, it may be considered that the electric energy that solar energy generates is supplied to air filter work.
The supply and demand of the energy is limited by the time in many cases,.And phase-changing energy storage material refers to and becomes with temperature
Change and changes state of matter and the substance of latent heat can be provided.By taking solid-liquid phase change as an example, when being heated to fusion temperature, phase-change material
The phase transformation from solid-state to liquid is generated, phase-change material absorbs and stores a large amount of latent heat；When phase-change material is cooled to setting temperature
When, it produces from liquid to solid phase transformation, phase-change material releases a large amount of latent heat.Currently, for reasonable energy utilization, phase transformation
Energy storage material is used in various energy storage occasions more and more.
Summary of the invention
In view of the above-mentioned deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a kind of atmosphere suspended particulates
Collection device, the atmosphere suspended particulate collection device provide electric energy to electrostatic filter using solar photovoltaic technology；Together
When, using phase-changing energy storage material energy storage, restrict solar energy heat collecting module runing time by time factor completely, uninterruptedly
Driving air flows upwards, thus achieve the purpose that administer outdoor air pollution.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of atmosphere suspended particulate collection device, including box body, electrostatic filter and ash bucket.
The top end opening of box body, the building block of box body include bottom plate and four blocks of side plates for being enclosed in bottom plate surrounding；Wherein
One block of side plate is solar panel, and in addition three blocks of side plates are solar heat-collection plate；Assuming that just corresponding with solar panel
One piece of solar heat-collection plate be left plate, then other two pieces of solar heat-collection plates are respectively front side board and back side panel.
Interior wall partition is vertically arranged in box body, which is divided into suspended particulate collecting chamber and cleaning for box cavity
Diversion cavity, wherein clean diversion cavity between interior wall partition and left plate.
Front side board and back side panel bottom are provided with the shutter of external wall being connected with suspended particulate collecting chamber；Positioned at suspension
Electrostatic filter is provided on the back side panel of powder collection top of chamber, electrostatic filter includes the dust collecting electrode and corona of interlaced arrangement
Pole is mounted on dust removal brush in each dust collecting electrode, which can carry out automatic cleaning to dust pole surface.
Several fins are installed on front side board inner wall above shutter of external wall.
Inner cavity partition bottom is provided with interior wall shutter, which can be by suspended particulate collecting chamber and cleaning water conservancy diversion
Bottom of chamber portion is connected；Filter screen is installed on interior wall shutter.
Ash bucket is placed on the bottom plate of suspended particulate collecting chamber bottom.
Solar panel is dust collecting electrode, corona discharge electrode and dust removal brush provide electric energy.
Every piece of solar heat-collection plate is provided with vacuum heat-collecting layer and reservoir from outside to inside, is filled with phase in reservoir
Become material.
The inner wall of every piece of solar heat-collection plate is coated with nano self-cleaning material.
Electrostatic filter is at least provided with two layers, wherein is located at positioned at the dust collecting electrode on upper layer and the corona discharge electrode of adjacent lower
In same vertical straight line.
Electrostatic filter is three layers, from top to bottom respectively the upper, middle and lower, wherein the dust collecting electrode on upper layer, middle layer
Corona discharge electrode and the dust collecting electrode of lower layer be located in same vertical straight line.
Dust collecting electrode has self-cleaning function, and self cleaning method includes the following steps.
Step 1, stop collecting atmosphere suspended particulate: the shutter of external wall on front side board and back side panel is closed, stop big
The collection of gas suspension particle.
Step 2, suspended particulate collecting chamber air conducting: opening interior wall shutter, and interior wall shutter will receive suspended particulate
The air collected in chamber carries out water conservancy diversion, and air in suspended particulate collecting chamber is flowed from top to bottom, and passes through interior wall shutter, clear
It sweeps in diversion cavity and then flows from bottom to up.
Step 3, dust collecting electrode cleans: dust removal brush is opened, and carries out automatic cleaning work；The ash fallen is cleaned out from dust pole surface
Dirt is flowed from top to bottom with the air in suspended particulate collecting chamber, and is fallen in ash bucket.
Step 4, restore atmosphere suspended particulate to collect: after the completion of cleaning, closing interior wall shutter, open front side board and rear side
Shutter of external wall on plate；At this point, the atmosphere being located on the outside of solar heat-collection plate after being heated, enters outstanding through shutter of external wall
In floating particles collecting chamber, and electrostatic filter is flowed to from bottom to up, in flow process, fin carries out flow-disturbing to atmosphere；Electrostatic
Filter collects the suspended particulate in atmosphere automatically；Air discharge at the top of suspended particulate collecting chamber after cleaning.
It further include solar charging/discharging device, solar charging/discharging device includes the controller being sequentially connected electrically, battery
Group, inverter, transformer and rectifier；In fine day, solar panel receives sunlight irradiation, by controller, stores
Battery pack and inverter, change into alternating current for direct current, become High Level AC Voltage by transformer, become high pressure by rectifier
Direct current supplies electrostatic filter and uses；At cloudy day or night, electric energy is provided to electrostatic filter by battery group.
The buried arrangement of solar charging/discharging device.
The invention has the following beneficial effects:
1. fully relying on solar photovoltaic generation system provides electric energy, solar energy is as a kind of pollution-free, environmental-friendly energy
It is fully used, plays the role of energy-efficient.
2. limiting solar heat-collection plate by time conditions due to the use of phase-change material.
3. electrostatic filter has self-cleaning function, and cleaning process is pollution-free to atmosphere, is not required to that fan etc. additionally is arranged
Equipment carries out air conducting.
Detailed description of the invention
Fig. 1 shows a kind of configuration schematic diagram of atmosphere suspended particulate collection device of the present invention.
Fig. 2 shows air-flow direction schematic diagram when electrostatic filter automatically cleaning.
Fig. 3 shows the structure chart of electrostatic filter.
Fig. 4 shows the position figure of cleaning brush.
Fig. 5 shows the working principle diagram of solar energy photovoltaic power generation module
Fig. 6 shows the structure chart of front side board inner wall.
Wherein have: 1. front side boards；2. shutter of external wall；3. electrostatic filter；4. solar panel；5. ash bucket；6. control
Device processed；7. battery group；8. inverter；9. transformer；10. rectifier；11. dust collecting electrode；12. corona discharge electrode；13. dust removal brush；14.
Vacuum heat-collecting layer；15. reservoir；16. fin；17. interior wall partition；18. interior wall shutter；19. cleaning diversion cavity；20. rear side
Plate；21. left plate.
Specific embodiment
Xia Mianjiehefutuhejuti compare Jia Shishifangshiduibenfamingzuojinyibuxiangxishuoming.
As depicted in figs. 1 and 2, a kind of atmosphere suspended particulate collection device, including box body, electrostatic filter 3,5 and of ash bucket
Solar charging/discharging device.
The top end opening of box body, the building block of box body include bottom plate and four blocks of side plates for being enclosed in bottom plate surrounding.
It by taking placement position in Fig. 1 as an example, but may be other disposing ways, four blocks of side plates are respectively front side by orientation
Plate, back side panel, left plate and back side panel.
Wherein right side plate is solar panel, namely is uniformly nested with several pieces of solar-electricities in the outer surface of right side plate
Pond plate.
Solar energy photovoltaic power generation module is collectively formed in solar panel and solar charging/discharging device.
The preferably buried arrangement of solar charging/discharging device, is not take up land area.Too solar energy photovoltaic power generation module is collection
Dirt pole, corona discharge electrode and dust removal brush provide electric energy.
As shown in figure 5, solar charging/discharging device includes the controller 6 being sequentially connected electrically, and battery group 7, inverter 8,
Transformer 9 and rectifier 10.In fine day, solar panel receives sunlight irradiation, by controller, battery group and
Inverter, changes into alternating current for direct current, becomes High Level AC Voltage by transformer, supplies by rectifier as high voltage direct current
It is used to electrostatic filter；At cloudy day or night, electric energy is provided to electrostatic filter by battery group.
Other three blocks of side plates are solar heat-collection plate；Assuming that one piece of solar energy heating just corresponding with solar panel
Plate is left plate, then other two pieces of solar heat-collection plates are respectively front side board and back side panel.
As shown in Figure 1, every piece of solar heat-collection plate is provided with vacuum heat-collecting layer 14 and reservoir 15, heat accumulation from outside to inside
It is filled with phase-change material in layer, makes collection device at night or continuous cloudy day, when phase-change material is lower than its phase transition temperature,
Solidifiable heat release is equally played the role of heating air, can make solar heat-collection plate continuous work, not by the system of time factor
About.
The inner wall of every piece of solar heat-collection plate is coated with nano self-cleaning material, can prevent dust stratification, reduces thermal resistance.
Solar heat-collection plate movement-less part, it is not easy to damage, can use for a long time, and it is low to maintain expense.The sun
After energy collecting plate collects heat, phase-change material is directly heated, thermal losses is low.
Interior wall partition 17 is vertically arranged in box body, which is divided into suspended particulate collecting chamber and clear for box cavity
Sweep diversion cavity 19, wherein clean diversion cavity between interior wall partition and left plate.It cleans diversion cavity volume and is less than suspended particulate
The volume of collecting chamber, preferably the 1/5 of suspended particulate collecting chamber volume or smaller.
Front side board and back side panel bottom are provided with the shutter of external wall 2 being connected with suspended particulate collecting chamber；Positioned at outstanding
Electrostatic filter 3 is provided on back side panel at the top of floating particles collecting chamber.
As shown in figure 3, electrostatic filter includes the dust collecting electrode 11 and corona discharge electrode 12 of interlaced arrangement.
As shown in figure 4, being mounted on dust removal brush 13 in each dust collecting electrode, which can carry out dust pole surface automatic
It cleans.
Electrostatic filter is at least provided with two layers, and preferably three layers.Wherein, positioned at the dust collecting electrode and adjacent lower on upper layer
Corona discharge electrode is located in same vertical straight line.When for three layers, respectively the upper, middle and lower from top to bottom, wherein upper layer
The dust collecting electrode of dust collecting electrode, the corona discharge electrode in middle layer and lower layer is located in same vertical straight line.
As shown in fig. 6, several fins 16 are preferably staggeredly equipped on the front side board inner wall being located above shutter of external wall,
It can play the role of flow-disturbing air, improve the coefficient of heat transfer.
Inner cavity partition bottom is provided with interior wall shutter 18, which can lead suspended particulate collecting chamber and cleaning
Stream bottom of chamber portion is connected；Filter screen is installed on interior wall shutter.
Ash bucket is placed on the bottom plate of suspended particulate collecting chamber bottom, for collecting the particulate matter in above-mentioned dust collecting electrode.
Above-mentioned dust collecting electrode has self-cleaning function, and self cleaning method includes the following steps.
Step 1, stop collecting atmosphere suspended particulate: the shutter of external wall on front side board and back side panel is closed, stop big
The collection of gas suspension particle, to be polluted during preventing cleaning to atmosphere.
Step 2, suspended particulate collecting chamber air conducting: opening interior wall shutter, and interior wall shutter will receive suspended particulate
The air collected in chamber carries out water conservancy diversion, air in suspended particulate collecting chamber is flowed from top to bottom (namely collected with suspended particulate
Journey forms reverse flow), and pass through interior wall shutter, it is then flowed from bottom to up in cleaning diversion cavity.
Above-mentioned water conservancy diversion principle are as follows: clean diversion cavity in addition to the partition of inner cavity, in addition three pieces of partitions are solar heat-collection plate, clearly
Sweep diversion cavity bottom temp be higher than suspended particulate collecting chamber bottom temperature so that enter clean diversion cavity in air to
Upper flowing.
Step 3, dust collecting electrode cleans: dust removal brush is opened, and carries out automatic cleaning work；The ash fallen is cleaned out from dust pole surface
Dirt is flowed from top to bottom with the air in suspended particulate collecting chamber, and is fallen in ash bucket, is avoided and is collected atmosphere suspended particulate
Air is polluted in the process.
Step 4, restore atmosphere suspended particulate to collect: after the completion of cleaning, closing interior wall shutter, open front side board and rear side
Shutter of external wall on plate；At this point, the atmosphere being located on the outside of solar heat-collection plate after being heated, enters outstanding through shutter of external wall
In floating particles collecting chamber, and electrostatic filter is flowed to from bottom to up, in flow process, fin carries out flow-disturbing to atmosphere；Electrostatic
Filter collects the suspended particulate in atmosphere automatically；Air discharge at the top of suspended particulate collecting chamber after cleaning.
Above-mentioned electrostatic filter has self-cleaning function, needs to clean or replacement time interval is longer, can substantially reduce
Use cost.And air, after being heated in exterior wall or interior wall shutter inflow device, free convection does not need additionally to set
It sets fan to be drained, can effectively reduce the energy consumption of electrostatic filter.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail a variety of equivalents can be carried out to technical solution of the present invention within the scope of the technical concept of the present invention, this
A little equivalents all belong to the scope of protection of the present invention.
Claims (8)
1. a kind of atmosphere suspended particulate collection device, it is characterised in that: including box body, electrostatic filter and ash bucket；
The top end opening of box body, the building block of box body include bottom plate and four blocks of side plates for being enclosed in bottom plate surrounding；It is one of
Side plate is solar panel, and in addition three blocks of side plates are solar heat-collection plate；Assuming that with solar panel just corresponding one
Block solar heat-collection plate is left plate, then other two pieces of solar heat-collection plates are respectively front side board and back side panel；
Interior wall partition is vertically arranged in box body, which is divided into suspended particulate collecting chamber for box cavity and cleans water conservancy diversion
Chamber, wherein clean diversion cavity between interior wall partition and left plate；
Front side board and back side panel bottom are provided with the shutter of external wall being connected with suspended particulate collecting chamber；Positioned at suspended particulate
Electrostatic filter is provided on back side panel at the top of collecting chamber, electrostatic filter includes the dust collecting electrode and corona discharge electrode of interlaced arrangement,
It is mounted on dust removal brush in each dust collecting electrode, which can carry out automatic cleaning to dust pole surface；
Several fins are installed on front side board inner wall above shutter of external wall；
Inner cavity partition bottom is provided with interior wall shutter, which can be by suspended particulate collecting chamber and cleaning diversion cavity bottom
Portion is connected；Filter screen is installed on interior wall shutter；
Ash bucket is placed on the bottom plate of suspended particulate collecting chamber bottom；
Solar panel is dust collecting electrode, corona discharge electrode and dust removal brush provide electric energy.
2. atmosphere suspended particulate collection device according to claim 1, it is characterised in that: every piece of solar heat-collection plate from
It is outer to be provided with vacuum heat-collecting layer and reservoir to interior, phase-change material is filled in reservoir.
3. atmosphere suspended particulate collection device according to claim 1 or 2, it is characterised in that: every piece of solar heat-collection plate
Inner wall be coated with nano self-cleaning material.
4. atmosphere suspended particulate collection device according to claim 3, it is characterised in that: electrostatic filter at least provided with
Two layers, wherein be located in same vertical straight line positioned at the dust collecting electrode on upper layer and the corona discharge electrode of adjacent lower.
5. atmosphere suspended particulate collection device according to claim 4, it is characterised in that: electrostatic filter is three layers, from
Up to lower respectively the upper, middle and lower, wherein the dust collecting electrode of the dust collecting electrode on upper layer, the corona discharge electrode in middle layer and lower layer is located at
In same vertical straight line.
6. atmosphere suspended particulate collection device according to claim 1 or 2, it is characterised in that: dust collecting electrode has automatically cleaning
Function, self cleaning method include the following steps:
Step 1, stop collecting atmosphere suspended particulate: the shutter of external wall on front side board and back side panel is closed, it is outstanding to stop atmosphere
The collection of floating particles；
Step 2, suspended particulate collecting chamber air conducting: interior wall shutter is opened, interior wall shutter will be to suspended particulate collecting chamber
In air carry out water conservancy diversion, air in suspended particulate collecting chamber is flowed from top to bottom, and pass through interior wall shutter, led in cleaning
It is then flowed from bottom to up in stream chamber；
Step 3, dust collecting electrode cleans: dust removal brush is opened, and carries out automatic cleaning work；The dust fallen is cleaned out from dust pole surface,
It flows, and falls in ash bucket from top to bottom with the air in suspended particulate collecting chamber；
Step 4, restore atmosphere suspended particulate to collect: after the completion of cleaning, closing interior wall shutter, open on front side board and back side panel
Shutter of external wall；At this point, the atmosphere being located on the outside of solar heat-collection plate enters suspension after being heated, through shutter of external wall
In grain collecting chamber, and electrostatic filter is flowed to from bottom to up, in flow process, fin carries out flow-disturbing to atmosphere；Electro static filtering
Device collects the suspended particulate in atmosphere automatically；Air discharge at the top of suspended particulate collecting chamber after cleaning.
7. atmosphere suspended particulate collection device according to claim 6, it is characterised in that: further include solar charging/discharging dress
It sets, solar charging/discharging device includes the controller being sequentially connected electrically, battery group, inverter, transformer and rectifier；When
When fine day, solar panel receives sunlight irradiation, and by controller, direct current is changed into friendship by battery group and inverter
Galvanic electricity becomes High Level AC Voltage by transformer, becomes high voltage direct current supply electrostatic filter by rectifier and uses；When
When cloudy day or night, electric energy is provided to electrostatic filter by battery group.
8. atmosphere suspended particulate collection device according to claim 7, it is characterised in that: solar charging/discharging device is buried
Arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092386.8A CN109248786B (en) | 2018-09-19 | 2018-09-19 | Atmosphere suspended particle collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092386.8A CN109248786B (en) | 2018-09-19 | 2018-09-19 | Atmosphere suspended particle collection device |
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| Publication Number | Publication Date |
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| CN109248786A true CN109248786A (en) | 2019-01-22 |
| CN109248786B CN109248786B (en) | 2020-04-14 |
Family
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| CN201811092386.8A Active CN109248786B (en) | 2018-09-19 | 2018-09-19 | Atmosphere suspended particle collection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110917874A (en) * | 2019-11-22 | 2020-03-27 | 广州市周氏智能科技有限公司 | Air purifier |
| CN116832962A (en) * | 2022-07-22 | 2023-10-03 | 苏州科技大学 | Method for purifying cooking fume |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110917874A (en) * | 2019-11-22 | 2020-03-27 | 广州市周氏智能科技有限公司 | Air purifier |
| CN116832962A (en) * | 2022-07-22 | 2023-10-03 | 苏州科技大学 | Method for purifying cooking fume |
| CN116832962B (en) * | 2022-07-22 | 2024-02-09 | 苏州科技大学 | Method for purifying cooking fume |
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| Publication number | Publication date |
|---|---|
| CN109248786B (en) | 2020-04-14 |
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