CN107837656A - A kind of normal temperature atmospheric pressure plasma equipment for air purge - Google Patents
A kind of normal temperature atmospheric pressure plasma equipment for air purge Download PDFInfo
- Publication number
- CN107837656A CN107837656A CN201610835138.2A CN201610835138A CN107837656A CN 107837656 A CN107837656 A CN 107837656A CN 201610835138 A CN201610835138 A CN 201610835138A CN 107837656 A CN107837656 A CN 107837656A
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- Prior art keywords
- plasma
- electrode
- medium tube
- air purge
- normal temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Plasma Technology (AREA)
Abstract
The invention discloses a kind of normal temperature atmospheric pressure plasma equipment for air purge, plasma electrode 2 is installed in device housings 1, plasma high-field electrode 22 is installed in plasma electrode shell 21, plasma high-field electrode 22 is arranged on the outer surface of medium tube 23, high-field electrode wiring hole 25 is arranged on plasma high-field electrode 22, grid electrode wiring hole 26 is arranged on one end of medium tube 23, grid electrode 24 is installed inside medium tube 23, the joint of standard specification is installed at the both ends of plasma electrode shell 21.The method have the benefit that：The plasma gas composition of high activity can purify to the air for handling space, control the fine biotic environment in air, so that the plant or animal etc. in processing space because bacterium, fungi and viral infection and pathogenic probability substantially reduces, can be also used for other purposes：Such as the plasma gas of high activity can be input in water, the fine biotic environment in water is controlled, reaches the purpose of purified water.
Description
Technical field
The present invention relates to a kind of normal temperature atmospheric pressure plasma equipment for air purge, the equipment is put using surface is micro-
Power technology, the plasma gas that directly atmospherical discharges are produced with activity, the active plasma gas composition pass through equipment
Internal jet system is output to processing space, so as to be purified to the air for handling space.
Background technology
Plasma is to be different from the state of material the 4th outside solid, liquid, gas, we live in may contact or
The plasmoid recognized includes the sun, lightning, plasma television, bulb etc..Normal temperature atmospheric pressure plasma is
A kind of special plasma form to grow up in the world for nearly 30 years.This plasma is in normal temperature, people can touch,
Produced in open atmosphere environment and typically there is biomedical related performance well.Normal temperature atmospheric pressure plasma is set
Being ready for use on agriculturally seed treatment has had many trials, but the general power of this plasma apparatus is big, and cost is high, makes
Use also more complicated.Air ambient during our equipment aims at crop growth optimizes.Due to crop growth week
Phase is grown, from Seedling Stage, growth period and fructescence, by the probability of aerial infection bacterium, fungi and viral insect pest very
Height, it is on the one hand costly using pesticide spraying etc. and have Pesticide Residue and pollution problem to environment, it is directed in addition
Different diseases needs targetedly to use different agricultural chemicals.Our product is by the plasma gas composition of activity come pure
Change the air ambient under crop growth particularly greenhouse gardening, make crops in growth course because air contact infection is thin
Bacterium, fungi and viral probability substantially reduce, and can be in order to avoid use pesticide spraying.In addition, the apparatus and method use
Simply, it is only necessary to opened in special time.
The content of the invention
, should it is an object of the invention to provide a kind of normal temperature atmospheric pressure plasma apparatus and method for air purge
Apparatus and method can purify the air ambient of crop growth, make the crop growth stage because air contact bacterial infection,
The probability of fungi and viral insect pest substantially reduces, and the water after device, method processing is used for irrigating plant and animal living environment
Cleaning, bacterium, infection probability to animals and plants of fungi and virus can also be reduced well, solve to lack existing for prior art
Regret.
The present invention adopts the following technical scheme that realization：
A kind of normal temperature atmospheric pressure plasma equipment for air purge, including device housings 1, it is characterised in that institute
State and power input joint 5, airflow delivery outlet 6, display control touch-screen 7 and remote control sensor are provided with device housings 1
8, plasma electrode 2 is installed in the device housings 1, the plasma electrode 2 includes plasma electrode shell
21st, plasma high-field electrode 22, medium tube 23, grid electrode 24 and high-field electrode wiring hole 25 and grid electrode wiring hole
26, plasma high-field electrode 22 is installed in the plasma electrode shell 21, the plasma high-field electrode 22 is set
Put and beaten in the outer surface of medium tube 23, the high-field electrode wiring hole 25 on plasma electrode shell 21, the aperture plate electricity
Pole wiring hole 26 is beaten in the side of plasma enclosure 21, aperture plate is provided with inside medium tube 23 in one end of medium tube 23
Electrode 24, the joint of standard specification is installed at the both ends of plasma electrode shell 21, gas is installed in the device housings 1
Flow control system 3, high-tension circuit module 4 and clock circuit 9, presetting switch time in the clock circuit 9, for controlling etc.
Generation frequency/dosage of plasma gas.Plasma electrode shell 21 is in addition to for supporting whole plasma electrode, also
Play a part of being connected with miscellaneous part, so the structure design at its both ends can make connecing for standard according to specific application
Head specification, such as pipe the external diameter especially 6mm, 8mm, 10mm and corresponding English specification and internal thread of all size.
Further, the plasma electrode shell 21 is made up of insulating materials, and the insulating materials includes plastic-steel, iron
Fluorine dragon, ABS material, resin glass, the material of the plasma high-field electrode 22 include gold, silver, copper, aluminium and stainless steel.Deng
On the one hand the effect of gas ions electrode shell 21 is the installation for supporting whole plasma electrode, also ensure high-field electrode 22 in addition
Insulation protection between miscellaneous part, so the wall thickness thinnest part of electrode shell material will be more than 2 millimeters.High-field electrode 22
Thickness can be realized with thin to several microns using plating or vapour deposition, it is possibility to have several millimeters thicks.But the increasing of thickness
Add the effect for not interfering with plasma discharge, but mechanical stability can be increased.
Further, the medium tube 23 is quartz glass tube or ceramics, Teflon, common optical glass material, medium
The pipe thickness of pipe 23 is controlled between 0.25-1.5 millimeters, and medium tube 23 is longer than plasma high-field electrode 22 at least 4 millimeters,
Plasma high-field electrode 22 is enclosed on outside medium tube, and on centerlock, the end face ratio at described two of medium tube 23
The long 2-10 millimeters respectively of plasma high-field electrode 22.
Normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that institute
State grid electrode 24 to be placed in the inside of medium tube 22 and be fixed on the centre position of medium tube 22, grid electrode 24 and medium tube 23
Inwall is combined closely, and 2-10 millimeters shorter than medium tube 23, the material of grid electrode 24 use thermalization to the both ends of grid electrode 24 respectively
Learn the metal material of stable performance.
Further, grid electrode 24 is the suitable metal spring of external diameter, the outlet gas that jet system 3 controls
Flow velocity between 0.1-10m/s.
Further, high-tension circuit module 4 is used to produce frequency range 0.1-40kHz, peak-to-peak value scope 3-10 kilovolts
Sine, sawtooth, square wave or class high voltage pulse electric signal are used to power to plasma electrode.
Further, the cabling channel 221 for high-field electrode wiring is provided with the plasma high-field electrode 22.
Further, the cross sectional shape of the cabling channel 221 is rectangle, trapezoidal, del or semicircle.
Further, the cross sectional shape of the airflow delivery outlet 6 is rectangle, trapezoidal or semicircle.
Further, there is serration at the edge of the airflow delivery outlet 6.
The method have the benefit that：The plasma gas composition of high activity can enter to the air for handling space
Row purifying, controls the fine biotic environment in air so that the plant or animal etc. in processing space because bacterium, fungi and
Viral infection and pathogenic probability substantially reduces.The equipment can be also used for other purposes：For example, the plasma of high activity
Gas can be input in water, the fine biotic environment in water is controlled, so as to reach the purpose of purified water.
Brief description of the drawings
Fig. 1 is the appearance design schematic diagram of the present invention.
Fig. 2 is cylindrical plasma electrode structure schematic diagram.
Fig. 3 a are the structural representations of rectangular airflow delivery outlet.
Fig. 3 b are the structural representations of trapezoidal airflow delivery outlet.
Fig. 3 c are the structural representations of inverted trapezoidal airflow delivery outlet.
Fig. 3 d are the structural representations for the airflow delivery outlet that there is serration at edge.
Fig. 3 e are the structural representations of semicircle airflow delivery outlet.
Fig. 4 is plasma electrode external high pressure electrode connection groove design drawing.
Fig. 5 a are the schematic diagrames of rectangular patch groove.
Fig. 5 b are the schematic diagrames of inverted trapezoidal connecting groove.
Fig. 5 c are the schematic diagrames of delta connection groove.
Fig. 5 d are the schematic diagrames of semicircle connecting groove.
Embodiment
By the following description to embodiment, it will more contribute to public understanding of the invention, but can't should be by Shen
Given specific embodiment of asking someone is considered as the limitation to technical solution of the present invention, any definition to part or technical characteristic
Be changed and/or make form to overall structure and immaterial conversion is regarded as what technical scheme was limited
Protection domain.
The critical piece of the equipment includes：Device housings 1, plasma electrode 2, jet system 3, high-tension circuit 4,
Power input joint 5, airflow delivery outlet 6, display and control touch-screen 7, remote control sensor 8, clock control circuit 9.If
Standby shell 1 is typically made up of aluminium, stainless steel, cast iron or other metal materials, according to applicable cases, can also use nonmetallic
Insulating materials, such as Teflon, ABS etc..The profile of device housings 1 can be cuboid, cylinder, spherical or other are not advised
Then shape.Power input joint 5, airflow delivery outlet 6, display and control touch-screen 7 are typically inlayed/are provided with device housings 1
And remote control sensor 8.Plasma electrode 2, jet system 3, high-tension circuit 4 are generally equipped with device housings 1
With clock control circuit 9.Plasma electrode 2 is one of core component for the equipment, can be horizontal, vertical or with spy
Determine the inside that angle is fixed on device housings 1.Plasma electrode 2 typically in cylinder, contains four critical components：Plasma
Body electrode shell 21, plasma high-field electrode 22, medium tube 23, grid electrode 24, also accessory includes high pressure in addition
Electrode connection hole 25 and grid electrode wiring hole 26.Walking for high-field electrode wiring is provided with plasma high-field electrode 22
Wire casing 221.The cross sectional shape of cabling channel 221 needs can be designed as a variety of forms according to different, such as Fig. 5 a to figure
Shown in 5d：Rectangle cabling channel 221-1, trapezoidal cabling channel 221-2, del 221-3 or semicircle cabling channel 221-4, air-flow
The cross sectional shape of delivery outlet 6 is rectangle, trapezoidal or semicircle, or is designed as edge and has the airflow delivery outlet of serration.
Plasma electrode shell 21 is typically adopted and is made from an insulative material, and suggesting material includes plastic-steel, Teflon, ABS materials
Material etc..On the one hand it is the installation for supporting whole plasma electrode that it, which is acted on, also ensure high-field electrode 22 and miscellaneous part in addition
Between insulation protection, so the wall thickness thinnest part of electrode shell material will be more than 2 millimeters.Plasma electrode shell 21 except
For supporting outside whole plasma electrode, the effect being connected with miscellaneous part is also acted as, so the structure design at its both ends
Can make the joint specification of standard according to specific application, for example, pipe the external diameter especially 6mm, 8mm, 10mm of all size and
Corresponding English specification and internal thread.
Plasma electrode high-field electrode 22 produces plasma for connecting external high pressure to plasma electrode power supply,
Its material recommended includes gold, silver, copper, aluminium, stainless steel etc..The thickness of high-field electrode 22 can be with thin to several microns utilizations
Plating or vapour deposition are realized, it is possibility to have several millimeters thicks.But the increase of thickness does not interfere with plasma discharge
Effect, but mechanical stability can be increased.Can also moderately it deviate according to the design needs among plasma electrode high-field electrode 22
The groove of different cross section, the cabling for high-field electrode wiring can be processed on the outer surface of centre position.During actual installation, connecting line
The high-field electrode wiring hole 25 first opened from relevant position on plasma electrode shell 21 penetrates, plasma electrode shell 21
Inner surface bypass, be wrapped on plasma high-field electrode 22, and passed again at high-field electrode wiring hole 25, and wiring
Afterbody converges, and is screwed together.
The material that medium tube 23 especially recommends is quartz glass tube, its pipe thickness control 0.25-1.5 millimeters it
Between, while it is also contemplated that use other more stable dielectric materials, such as ceramics, Teflon, common optical glass etc..It is situated between
Matter pipe 23 should be longer than plasma high-field electrode 22 at least 4 millimeters.Plasma high-field electrode 22 is enclosed on Jie during practical application
Matter tube outside, and centerlock.It is recommended that the end face at the two of medium tube 23 is divided than plasma high-field electrode 22 after fixed
Between not long 2-10 millimeters.The outer wall of medium tube 23 should combine closely with the inwall of plasma electrode 22.Gap between the two
The generation efficiency of plasma discharge can be influenceed, so as to influence treatment effect.In order to avoid the outer wall of medium tube 23 and plasma
Gap between high-field electrode 22, can be by electroplating, being vapor-deposited during actual processing the methods of, is the metal in close of thin layer
It is attached on the outer wall of medium tube.The metal of the thin layer is so as to as plasma high-field electrode 23.
Grid electrode 24 is placed in medium tube 22, is fixed on the center of medium tube 22, and the both ends of grid electrode 24 should be divided
2-10 millimeters not shorter than medium tube 23, grid electrode should combine closely with the inwall of medium tube 23, to improve plasma discharge
Efficiency, grid electrode 24 preferably uses the stable metal material of the thermochemical properties such as stainless steel.It can be selected in practical application suitable
When the stainless steel spring of external diameter provides passage, grid as grid electrode 24, high-field electrode wiring hole 25 for the wiring of high-field electrode
Net electrode connection hole 26 provides passage for the wiring of grid electrode, and it is every that jet system 3 for whole equipment provides 0.1-10 rice
The wind speed of second, and one of core component of the equipment.According to the difference of application, it both can be a simple fan, also might be used
To be that a whole set of flow that accurately can be controlled and adjust controls measuring system, its parameter can be aobvious by touch control screen 7
Show and set.During work, air-flow passes through from the passage among plasma electrode as caused by air flow system, high activity etc.
Plasma gas is transported to processing space with the flux set.
High-tension circuit 4 is the 3rd core component of the equipment.By city's electric signal of outside input, high-voltage pulse is produced
Or continuous wave signal is applied to the plasma gas that high activity is produced on plasma electrode 3.High activity plasma gas
The generation efficiency of body and high-tension circuit are designed with close relationship, and the HV voltage signal scope that the equipment needs is in Voltage Peak
Peak value 3-10 kilovolts, repetition rate are 0.1-40 KHzs.
Certainly, the present invention can also have other various embodiments, in the case of without departing substantially from spirit of the invention and its essence,
Those skilled in the art can be made according to the present invention it is various it is corresponding change and deformation, but these it is corresponding change and
Deformation should all belong to the protection domain of appended claims of the invention.
Claims (10)
1. a kind of normal temperature atmospheric pressure plasma equipment for air purge, including device housings (1), it is characterised in that institute
State and power input joint (5), airflow delivery outlet (6), display control touch-screen (7) and long-range control are provided with device housings (1)
Sensor (8) processed, plasma electrode (2) is installed in the device housings (1), the plasma electrode (2) includes
Plasma electrode shell (21), plasma high-field electrode (22), medium tube (23), grid electrode (24) and high-field electrode
Wiring hole (25) and grid electrode wiring hole (26), the plasma electrode shell (21) is interior to be provided with plasma high-tension electricity
Pole (22), the plasma high-field electrode (22) are arranged on the outer surface of medium tube (23), the high-field electrode wiring hole
(25) beat on plasma electrode shell (21), the grid electrode wiring hole (26) is beaten in one end of medium tube (23)
The side of plasma enclosure (21), grid electrode (24) is installed inside medium tube (23), in plasma electrode shell
(21) both ends are provided with the joint of standard specification, and jet system (3), high-tension electricity are provided with the device housings (1)
Road module (4) and clock circuit (9), presetting switch time in the clock circuit (9), for controlling plasma gas
Produce frequency/dosage.
2. the normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that described
Plasma electrode shell (21) is made up of insulating materials, and the insulating materials includes plastic-steel, Teflon, ABS material, plastics glass
Glass, the material of the plasma high-field electrode (22) include gold, silver, copper, aluminium and stainless steel.
3. the normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that described
Medium tube (23) is quartz glass tube or ceramics, Teflon, common optical glass material, and the pipe thickness of medium tube (23) controls
Between 0.25-1.5 millimeters, medium tube (23) is longer at least 4 millimeters than plasma high-field electrode (22), plasma high-tension electricity
Pole (22) is enclosed on outside medium tube, and on centerlock, the end face at described medium tube (23) two is higher than plasma
Piezoelectricity pole (22) long 2-10 millimeters respectively.
4. the normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that described
Grid electrode (24) is placed in medium tube (22) inside and is fixed on the centre position of medium tube (22), grid electrode (24) and medium
The inwall of pipe (23) is combined closely, grid electrode (24) both ends 2-10 millimeters shorter than medium tube (23) respectively, grid electrode (24)
Material use the stable metal material of thermochemical property.
5. the normal temperature atmospheric pressure plasma equipment for air purge stated according to claim 1, it is characterised in that aperture plate electricity
Pole (24) is the suitable metal spring of external diameter, the flow velocity of the outlet gas of jet system (3) control 0.1-10m/s it
Between.
6. the normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that high pressure
Circuit module (4) is used to produce frequency range 0.1-40kHz, sine, sawtooth, square wave or the class of peak-to-peak value scope 3-10 kilovolts
High voltage pulse electric signal is used to power to plasma electrode.
7. the normal temperature atmospheric pressure plasma equipment according to claim 1 for air purge, it is characterised in that in institute
State the cabling channel (221) being provided with plasma high-field electrode (22) for high-field electrode wiring.
8. the plasma apparatus according to claim 7 for air purge, it is characterised in that the cabling channel
(221) cross sectional shape is rectangle, trapezoidal, del or semicircle.
9. the plasma apparatus according to claim 7 for air purge, it is characterised in that the airflow delivery outlet
(6) cross sectional shape is rectangle, trapezoidal or semicircle.
10. the plasma apparatus according to claim 7 for air purge, it is characterised in that the air-flow output
There is serration at the edge of mouth (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835138.2A CN107837656A (en) | 2016-09-20 | 2016-09-20 | A kind of normal temperature atmospheric pressure plasma equipment for air purge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835138.2A CN107837656A (en) | 2016-09-20 | 2016-09-20 | A kind of normal temperature atmospheric pressure plasma equipment for air purge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107837656A true CN107837656A (en) | 2018-03-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610835138.2A Pending CN107837656A (en) | 2016-09-20 | 2016-09-20 | A kind of normal temperature atmospheric pressure plasma equipment for air purge |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920031A (en) * | 2009-12-31 | 2010-12-22 | 周云正 | Plasma air sterilization and purification device and air sterilization and purification method thereof |
| KR20120032894A (en) * | 2010-09-29 | 2012-04-06 | 김영귀 | Apparatus for generating atmospheric pressure plasma and method for removing air pollutants using the same |
| CN103055332A (en) * | 2012-12-31 | 2013-04-24 | 云南航天工业有限公司 | Atmospheric dielectric barrier discharge plasma sterilization device |
| CN103505757A (en) * | 2012-06-30 | 2014-01-15 | 成都老肯科技股份有限公司 | Plasma air purification-sterilization device |
| US20150050191A1 (en) * | 2013-08-19 | 2015-02-19 | Nano And Advanced Materials Institute Limited | Plasma Driven Catalyst System for Disinfection and Purification of Gases |
| CN204542941U (en) * | 2015-03-04 | 2015-08-12 | 南京克普医疗科技有限公司 | Closed circuit plasma sterilization systems |
| CN105864908A (en) * | 2016-04-15 | 2016-08-17 | 北京化工大学 | Multistage plasma air purifier |
| CN206414943U (en) * | 2016-09-20 | 2017-08-18 | 南京克普医疗科技有限公司 | A kind of normal temperature atmospheric pressure plasma equipment for air purge |
-
2016
- 2016-09-20 CN CN201610835138.2A patent/CN107837656A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920031A (en) * | 2009-12-31 | 2010-12-22 | 周云正 | Plasma air sterilization and purification device and air sterilization and purification method thereof |
| KR20120032894A (en) * | 2010-09-29 | 2012-04-06 | 김영귀 | Apparatus for generating atmospheric pressure plasma and method for removing air pollutants using the same |
| CN103505757A (en) * | 2012-06-30 | 2014-01-15 | 成都老肯科技股份有限公司 | Plasma air purification-sterilization device |
| CN103055332A (en) * | 2012-12-31 | 2013-04-24 | 云南航天工业有限公司 | Atmospheric dielectric barrier discharge plasma sterilization device |
| US20150050191A1 (en) * | 2013-08-19 | 2015-02-19 | Nano And Advanced Materials Institute Limited | Plasma Driven Catalyst System for Disinfection and Purification of Gases |
| CN204542941U (en) * | 2015-03-04 | 2015-08-12 | 南京克普医疗科技有限公司 | Closed circuit plasma sterilization systems |
| CN105864908A (en) * | 2016-04-15 | 2016-08-17 | 北京化工大学 | Multistage plasma air purifier |
| CN206414943U (en) * | 2016-09-20 | 2017-08-18 | 南京克普医疗科技有限公司 | A kind of normal temperature atmospheric pressure plasma equipment for air purge |
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