CN106040431B - Circular-tube plasma electrostatic air purification device - Google Patents
Circular-tube plasma electrostatic air purification device Download PDFInfo
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- CN106040431B CN106040431B CN201610605845.2A CN201610605845A CN106040431B CN 106040431 B CN106040431 B CN 106040431B CN 201610605845 A CN201610605845 A CN 201610605845A CN 106040431 B CN106040431 B CN 106040431B
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- dust pipe
- plasma electrostatic
- corona
- dust
- pilum
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- 238000004887 air purification Methods 0.000 title abstract 6
- 239000000428 dust Substances 0.000 claims abstract description 88
- 230000005686 electrostatic field Effects 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000002787 reinforcement Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 6
- 239000003595 mist Substances 0.000 claims description 6
- 210000002435 tendon Anatomy 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 241001354243 Corona Species 0.000 claims 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000007789 gas Substances 0.000 description 9
- 238000000746 purification Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 241000700605 Viruses Species 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- 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
- B03C3/06—Plant or installations having external electricity supply dry type characterised by presence of stationary tube electrodes
-
- 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
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
-
- 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
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
-
- 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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/10—Ionising electrode has multiple serrated ends or parts
Landscapes
- Electrostatic Separation (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a circular-tube plasma electrostatic air purification device. The circular-tube plasma electrostatic air purification device comprises a first dust collection circular tube and a circular base column, wherein the circular base column is coaxially arranged in the first dust collection circular tube; an annular space between the circular base column and the first dust collection circular tube is a first airflow channel; first corona generation poles distributed along the longitudinal direction of the circular base column are arranged at the periphery of the circular base column; a plasma electrostatic field is generated in the first airflow channel between the first dust collection circular tube and the first corona generation poles in the case that the first corona generation poles are electrified; and dust particles charged while passing through the plasma electrostatic field are adsorbed onto the inner wall of the first dust collection circular tube. The circular-tube plasma electrostatic air purification device has the following advantages: the corona generation poles are distributed on the circular base column, and the diameter of the first dust collection circular tube is increased on the premise of keeping a distance between the first corona generation poles and the inner wall of the first dust collection circular tube invariable (that is, keeping a corona onset voltage invariable), so that the area of an air flowing section of the plasma electrostatic air purification device is increased, and the air purification capacity is improved.
Description
Technical field
The present invention relates to a kind of air cleaner, more particularly to a kind of tubular type plasma electrostatic air cleaning device.
Background technology
At present tubular type electric depurant is mainly using the fume purifying of restaurant's kitchen, the pipe of traditional tubular type electric depurant
Footpath, because when caliber increases, discharge inception voltage also accordingly increases, not only increased power consumption generally in below 35mm, also increase
Unsafe factor, and the increase of voltage also results in the increase of ozone discharge.For example, ips reach more than 10 centimetres,
The discharge inception voltage of the plasma electrostatic air cleaning device just reaches tens of thousands of volts, and this leaves very big potential safety hazard, therefore, it is comprehensive
The caliber of the current tubular air electric depurant of various factors is generally in below 35mm.Due to the caliber of single tube it is little, in order to increase
The flow of purification of air, wouling have to multiple monomers purification pipe to line up uses, so as to increase the complexity of purifier
And manufacturing cost, the complexity of regular maintenance is also increased, meanwhile, also make to limit this efficient purifier in pressure piping etc.
The use of occasion.
The content of the invention
The technical problem to be solved be to provide it is a kind of caliber is larger and tubular type that discharge inception voltage is relatively low etc. from
Sub- electrostatic air cleaning device, works under equal even lower discharge inception voltage, improves single tube plasma electrostatic air cleaning
The air circulation cross-section area of device and air-filtering ability.
The present invention solve the technical scheme that adopted of above-mentioned technical problem for：The electrostatic air cleaning dress of tubular type plasma
Put, including the first dust pipe and round pilum, described round pilum is coaxially disposed in the first described dust pipe, institute
Annular space between the round pilum stated and the first dust pipe is the first gas channel, and the periphery of described round pilum sets
It is equipped with along the first corona generation pole of round pilum genesis analysis, in the case of the first corona occurs pole energization, the first dust circle
There is the interior generation plasma electrostatic field of the first gas channel between pole, the inwall absorption of the first dust pipe in pipe and the first corona
Dust particle, mist of oil particle and the organic molecule of electric charge are taken during by plasma electrostatic field.
Further preferably scheme of the invention：It is coaxially arranged with the second dust pipe outside the first described dust pipe, first
Annular space between dust pipe and the second dust pipe is the second gas channel, and the periphery of the first described dust pipe sets
It is equipped with along the second corona generation pole of the first dust pipe genesis analysis, in the case of the second corona occurs pole energization, the second collection
There is the interior generation plasma electrostatic field of the second gas channel between pole, the inwall of the second dust pipe in dirt pipe and the second corona
Dust particle, mist of oil particle and the organic molecule of electric charge are taken when absorption is by plasma electrostatic field.
Further preferably scheme of the invention：Described round pilum is made up of metal material, and described high pressure is added in described
Round pilum on.
Further preferably scheme of the invention：The screw-like that first corona occurs extremely to be arranged on round pilum outer surface is sharp
Convex tendon or a plurality of mutually parallel sharp ring or annular knurl, or the barbed metal strap on surface is welded to, described second
Corona occur extremely to be arranged on the sharp convex tendon of screw-like of the first dust pipe outer surface or a plurality of mutually parallel sharp ring or
Annular knurl, or it is welded to the barbed metal strap on surface.There is electrode and account for outside round pilum or the first dust pipe in corona
The whole on surface or the partial-length near air inlet.
Present invention further optimization scheme：There is the band tip that electrode is round pilum outer surface welding in the first corona
There is the corona wire or corona that electrode is the first dust pipe outer surface welded bands tip in corona wire or corona band, the second corona
Band, described corona wire or corona band has raised tip, and there is gap to be used to pass through air between described tip.Due to point
End is closer to dust collecting electrode pipe internal surface, therefore discharge inception voltage is lower, internal resistance is less, and caliber can be bigger.Corona wire or corona band
All or part of length of full circle type pilum or the first dust pipe is accounted for from air inlet.
Further preferably scheme of the invention：Round pilum is solid metal column or hollow metal post, and hollow metal post enters
Wind end seal is closed, the air-out end opening of hollow metal post, and the air vent of numerous skewness is provided with the side wall of hollow metal post.
Further preferably scheme of the invention：Described round pilum, the first dust pipe and the second dust pipe three it
Between by ceramics or other Ins. ulative material supports fix.
Further preferably scheme of the invention：The reinforcement of evagination is provided with outside the second described dust pipe.
Further preferably scheme of the invention：The outer end of the outer end of the first dust pipe and the second dust pipe is provided with taper
Support.
Further preferably scheme of the invention：The epimere of described hollow metal post is equipped with corona wire or corona band or carries out
The sharpening of the surface such as annular knurl is processed, and the constant diameter of the epimere, the hypomere of described air metal column is not sharp through surface
Change is processed, the hypomere flare.
Compared with prior art, it is an advantage of the invention that corona generation pole is distributed on round pilum, by sending out corona
Raw electrode surface carries out sharpening to reduce corona voltage, the first corona occur between pole and the first dust round tube inner wall away from
On the premise of constant (namely keeping constant in discharge inception voltage) is kept, the bore of the first dust pipe is increased so that plasma
The air circulation cross-section area of electrostatic air cleaning device is improved, and increased its air-filtering ability.The present invention can be installed on
After vehicle vent gas discharging pipe or it is installed on after the delivery pipe of lampblack absorber, with easy for installation, the features such as good dedusting effect.
Description of the drawings
Fig. 1 is the structure chart (round pilum perseverance diameter) of the present invention；
Fig. 2 is the structure chart (circular pilum trumpet type) of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Air molecule can occur to ionize and form plasma electrostatic field in high voltage electric field, the oil smoke in plasma electrostatic field
And various Organic aerosols and various dust particles can adsorb these ionization air molecule and it is powered, then by opposite polarity
Battery lead plate (metal collecting plate) absorption and remove, here it is the operation principle of plasma electrostatic field dedusting.
Plasma electrostatic field is wider to the adaptability of purification of air, and not only the dust particle in air is micro- from 0.01 to tens
Rice can be removed, and be produced in a large amount of oil smoke during culinary art, and the aerial scent of or of volatilizing odorous does not have to body
Harmful various Organic aerosols can also be removed, and this air cleaner not only simple structure, and use cost is far low
In common filter screen method, and can be described as non-maintaining, working service is comparatively simple.It is different if common processing mode
Purification object need different purification mediums, not only complex structure, and need to regularly replace medium, not only use cost
Height, it is also very inconvenient.
Although plasma electrostatic field purification of air needs at a relatively high plasma that voltage (discharge inception voltage) occurs, due to electricity
Stream is smaller, therefore produces the energy consumption of plasma electrostatic field simultaneously less, along with the air of plasma electrostatic field purifier hinders
Power is little, and the actual energy consumption in purification of air aspect will be less than other purification of air modes.
Tubular type plasma electrostatic air cleaning device, including the first dust pipe 1 and round pilum 2, round pilum 2 is same
Axle is arranged in the first dust pipe 1, and the annular space between the dust pipe 1 of round pilum 2 and first is the first gas channel
3, the periphery of round pilum 2 is provided with along the first corona generation pole 4 of round pilum genesis analysis, and pole 4 occurs in the first corona
In the case of energization, in the first gas channel 3 between the first dust pipe 1 and the first corona generation pole 4 plasma electrostatic is produced
, the inwall of the first dust pipe 1 takes the dust particle of electric charge, mist of oil particle and has when adsorbing by plasma electrostatic field
Machine molecule.Add a high voltage between first dust pipe and round pilum so that the first dust pipe and the first corona occur
Plasma electrostatic field is produced between pole.The diameter of round pilum is in 5mm or more.
Be coaxially arranged with the second dust pipe 5 outside first dust pipe 1, the first dust pipe 1 and the second dust pipe 5 it
Between annular space be the second gas channel 6, the periphery of the first dust pipe 1 is provided with along the genesis analysis of the first dust pipe 1
The second corona there is pole 7, occur in the case of pole 7 is powered in the second corona, the second dust pipe 5 and the second corona generation pole 7
Between the second gas channel 6 in produce plasma electrostatic field, the inwall absorption of the second dust pipe 5 passes through plasma electrostatic field
When take dust particle, mist of oil particle and the organic molecule of electric charge.Jia one between first integrated pipe and the second dust pipe
Individual high voltage so that the second dust pipe and the second corona occur to produce plasma electrostatic field between pole.First dust pipe was both
It is the corresponding dust leg of internal layer corona discharge electrode, is again the corresponding corona discharge electrode of outer layer dust leg.
There is the corona wire or corona band at the band tip that electrode 4 is the welding of the outer surface of round pilum 2 in the first corona, second is electric
Dizzy that the corona wire or corona band that electrode 7 is the outer surface welded bands of the first dust pipe 1 tip occurs, corona wire or corona band have
Raised tip, there is gap to be used to pass through air between tip.
Round pilum 2 is made up of metal material, and high pressure is added on round pilum 2.
It is to be arranged on the sharp convex tendon of screw-like of the outer surface of round pilum 2 or a plurality of mutually parallel that first corona occurs pole 4
Sharp ring or annular knurl, it is to be arranged on the screw-like sharp convex tendon or many of the outer surface of the first dust pipe 1 that the second corona occurs pole 7
The mutually parallel sharp ring of bar or annular knurl.
Round pilum 2 is solid metal column or hollow metal post, and the air intake 21 of hollow metal post is closed, hollow metal post
Outlet air end 22 be open, the air vent 23 of numerous skewness is provided with the side wall of hollow metal post, on hollow metal post more
Sectional area near the air vent 23 of outlet air end 22 is bigger.The leading portion constant diameter of hollow metal post 2, after air metal column 2
Section flare.As shown in Fig. 2 the back segment of hollow metal post mainly plays the powered micronic dust of electrostatic drive to dust polar motion
, back segment is in trumpet type, so as to have the effect for more effectively driving powered micronic dust, in order to weaken the electric arc caused because of horn mouth
Problem, can carry out insulation processing to the hollow pipe surface of oared segrne pii.
Fixed by ceramics bracket between round pilum 2, the first dust pipe 1 and the three of the second dust pipe 5.Ceramics
Frame has good electrical insulating property.
Reinforcement is provided with outside second dust pipe 5.Common reinforcement is inside, can affect discharge inception voltage, and
Depth requirement to reinforcement is higher.The present invention reinforcement is made it is outside, due to reinforcement it is outside after, reinforcement part
It is extremely farther from corona generation, therefore impact will not be produced on discharge inception voltage.
The outer end of the outer end of the first dust pipe 1 and the second dust pipe 5 is provided with conical support 8.
Plasma also has a feature except haze, because plasma effect can also be in air while except haze
Virus, antibacterial plays ionization makes it lose activity, and plays a part of sterilization and disinfection, especially can rise in the epidemic diseases season such as spring and summer
To the effect of the popular virus disseminating of blocking.
Tubular type plasma electrostatic air cleaning device provided by the present invention is described in detail above, herein
Apply specific case to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to help
Understand the present invention and core concept.It should be pointed out that for those skilled in the art, without departing from the present invention
On the premise of principle, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into right of the present invention
In the protection domain of requirement.
Claims (8)
1. tubular type plasma electrostatic air cleaning device, it is characterised in that described including the first dust pipe and round pilum
Round pilum be coaxially disposed in the first described dust pipe, the ring between described round pilum and the first dust pipe
Shape space is the first gas channel, and the periphery of described round pilum is provided with the first corona along round pilum genesis analysis
Raw pole, in the case of the first corona occurs pole energization, the first air-flow that the first dust pipe and the first corona occur between pole leads to
Plasma electrostatic field is produced in road, the inwall of the first dust pipe takes the dust grain of electric charge when adsorbing by plasma electrostatic field
Son, mist of oil particle and organic molecule；
The second dust pipe is coaxially arranged with outside the first described dust pipe, between the first dust pipe and the second dust pipe
Annular space be the second gas channel, the periphery of the first described dust pipe is provided with along the first dust pipe genesis analysis
The second corona there is pole, occur in the case of pole is powered in the second corona, the second dust pipe and the second corona occur between pole
The second gas channel in produce plasma electrostatic field, the inwall of the second dust pipe takes when adsorbing by plasma electrostatic field
The dust particle of electric charge, mist of oil particle and organic molecule.
2. tubular type plasma electrostatic air cleaning device according to claim 1, it is characterised in that described round base
Post is made up of metal material, and high pressure is added on described round pilum.
3. tubular type plasma electrostatic air cleaning device according to claim 1, it is characterised in that the first corona occurs
Extremely it is arranged on the sharp convex tendon of screw-like or a plurality of mutually parallel sharp ring or annular knurl of round pilum outer surface, described the
Two coronas occur extremely to be arranged on the sharp convex tendon of screw-like of the first dust pipe outer surface or a plurality of mutually parallel sharp ring
Or annular knurl.
4. tubular type plasma electrostatic air cleaning device according to claim 1, it is characterised in that round pilum is sky
Heart metal column, the air intake closing of hollow metal post, the air-out end opening of hollow metal post is arranged on the side wall of hollow metal post
There is the air vent of numerous skewness.
5. tubular type plasma electrostatic air cleaning device according to claim 1, it is characterised in that described round base
Fixed by ceramics bracket between post, the first dust pipe and the second dust pipe three.
6. tubular type plasma electrostatic air cleaning device according to claim 1, it is characterised in that the second described collection
The reinforcement of evagination is provided with outside dirt pipe.
7. tubular type plasma electrostatic air cleaning device according to claim 5, it is characterised in that the first dust pipe
Outer end and the outer end of the second dust pipe conical support is installed.
8. tubular type plasma electrostatic air cleaning device according to claim 4, it is characterised in that described hollow gold
The epimere constant diameter of category post, the hypomere flare of described hollow metal post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605845.2A CN106040431B (en) | 2016-07-27 | 2016-07-27 | Circular-tube plasma electrostatic air purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605845.2A CN106040431B (en) | 2016-07-27 | 2016-07-27 | Circular-tube plasma electrostatic air purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106040431A CN106040431A (en) | 2016-10-26 |
| CN106040431B true CN106040431B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610605845.2A Active CN106040431B (en) | 2016-07-27 | 2016-07-27 | Circular-tube plasma electrostatic air purification device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108738315A (en) * | 2017-02-17 | 2018-11-02 | 美的集团股份有限公司 | Electrostatic precipitator and airhandling equipment |
| CN106801952B (en) * | 2017-03-30 | 2022-03-18 | 谢红卫 | Indoor plasma electrostatic air purification equipment and operation method |
| CN107477704A (en) * | 2017-09-25 | 2017-12-15 | 广州市爱因电子有限公司 | No material consumption inhales the antibacterial air purifier of haze |
| CN109395884B (en) * | 2018-10-25 | 2020-11-10 | 浙江三尼科技有限公司 | Be applied to exhaust purification advanced treatment's device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0995494A3 (en) * | 1998-09-25 | 2000-10-11 | Golden Showcase Intellectual Properties Sdn Bhd | An electrostatic air filtering device |
| JP2006088010A (en) * | 2004-09-22 | 2006-04-06 | Kobelco Eco-Solutions Co Ltd | Apparatus and method for treating exhaust gas |
| US8488294B2 (en) * | 2008-04-21 | 2013-07-16 | Tessera, Inc. | Ionic fluid flow accelerator |
| CN203791056U (en) * | 2014-04-23 | 2014-08-27 | 安然 | High-frequency high-pressure air purification and capturing device |
| CN205851108U (en) * | 2016-07-27 | 2017-01-04 | 谢红卫 | Tubular type plasma electrostatic air cleaning device |
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Effective date of registration: 20210804 Address after: 201499 room 1616, building 1, No. 8589 Nanfeng highway, Nanqiao Town, Fengxian District, Shanghai Patentee after: Yuanyan environmental protection technology (Shanghai) Co.,Ltd. Patentee after: Wang Yong Patentee after: Lin Yunya Patentee after: Pan Xuebo Address before: 315000, room 37, No. 41, Lane 404, Feng Feng street, Haishu District, Zhejiang, Ningbo Patentee before: Xie Hongwei |
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Effective date of registration: 20220314 Address after: 201499 room 1668, building 1, No. 8589 Nanfeng highway, Nanqiao Town, Fengxian District, Shanghai Patentee after: Puma environmental protection technology (Shanghai) Co.,Ltd. Address before: 201499 room 1616, building 1, No. 8589 Nanfeng highway, Nanqiao Town, Fengxian District, Shanghai Patentee before: Yuanyan environmental protection technology (Shanghai) Co.,Ltd. Patentee before: Wang Yong Patentee before: Lin Yunya Patentee before: Pan Xuebo |