CN205944731U - Improve device of ionic wind wind speed - Google Patents
Improve device of ionic wind wind speed Download PDFInfo
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- CN205944731U CN205944731U CN201620885915.XU CN201620885915U CN205944731U CN 205944731 U CN205944731 U CN 205944731U CN 201620885915 U CN201620885915 U CN 201620885915U CN 205944731 U CN205944731 U CN 205944731U
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- ion
- wind
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- pole
- emitters
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Abstract
The utility model discloses an improve device of ionic wind wind speed, it includes insulating casing, the emission utmost point, ionic wind receive electrode and apply highly compressed power between the emission utmost point and ion receive electrode, the emission extremely be carbon nanotube ion emitting electrode. When carbon nanotube ion emitting electrode is most advanced can to produce higher field intensity, and then causes ionic wind through discharging when high -pressure applying one between the emission utmost point and the ion receive electrode, its wind speed has apparent reinforcing effect for the projecting pole that has now. The utility model discloses make ionic wind's speed obtain the improvement that is showing to the voltage of applying obviously reduces, has reduced the consumption of electric power.
Description
Technical field
The utility model is related to ion wind generation device, refers in particular to one kind when ion wind produces, it is possible to increase ion
The device of wind wind speed.
Background technology
In recent years, with the research that discharge plasma technique is deepened continuously, and the continuous expansion of its range of application,
Ion wind, as a kind of phenomenon of discharge plasma, is paid close attention in a large number, and in pneumatic flow control, radiating, dedusting, drying, propulsion
And having potential application in the numerous areas such as drag reduction, the hot research becoming in the industries such as electronics, the energy, environment, material, military affairs is asked
Topic.
Ion wind, is a kind of distinctive phenomenon, also commonly referred to as corona wind in corona discharge process.Specifically it is simply that
Under plus high-pressure electric field action, due to the electrode that curvature is larger（I.e. ion emitters）Neighbouring electric-field enhancing, about
Gas（As air）It is ionized and produces a large amount of ionic fluid motions under high voltage electric field effect, ionic fluid produces to surrounding fluid
The strong disturbance of life, forms from the larger electrode of curvature to curvature smaller electrode（I.e. ion receiving pole）The fluid motion in direction,
It is ion wind.
At present, ion wind technology, still in the developmental research stage, is used widely not yet, accordingly, with respect to ion wind skill
Art still suffers from various problems and demand.Such as, researcher's expectation can increase the wind speed of ion wind further.Generally, in order to increase
Big ion wind wind speed, the general method that adopts is to apply higher voltage to the electrode causing ion wind, such measure, often
The consumption of electric power can be increased.Therefore, how to increase under equal voltage that ion wind wind speed becomes that a fiducial value must study asks
Topic.Currently, academia primarily focuses on the aspect such as two voltage across poles and electrode structure layout, interpolar to the raising of ion wind wind speed
Voltage mainly includes dc source, high frequency voltage and pulse voltage etc.；Electrode structure mainly include pin-board-like, line-board-like, line-
The electrode structures such as tubular type, line-wire type, pin-ring type.How to go out to send increase ion wind wind speed from material modification angle becomes one
The problem highly studied.
Utility model content
The purpose of this utility model is to provide a kind of device that can improve ion wind wind speed, by changing emission of ions
Pole, the wind speed of ion wind produced by enhancing.
The concrete technical scheme realizing the utility model purpose is：
A kind of device improving ion wind wind speed, this device includes：Insulation crust, ion emitters, ion receiving pole with
And high voltage power supply, described insulation crust is cylindrical or conical tubular, and ion emitters and ion receiving pole are located at exhausted
Edge inside the shell, ion emitters are located at insulation crust entrance point, and ion receiving pole is located at the insulation crust port of export, and high voltage power supply sets
Between ion emitters and ion receiving pole；Wherein, described emission of ions extremely carbon nanotube ionic emission electrode.
Described ion emitters include at least one needle electrode or wire electrode；Ion receives extremely ring electrode or net
Shape electrode.
Described high voltage power supply be AC high voltage or DC high-voltage, and apply DC high-voltage when, ion emitters with
High-voltage power cathode or negative pole connect, and ion receiving pole is connected with earth polar.
The beneficial effects of the utility model：Carbon nano tube emitting polar is assembled into ion wind generator as emitter stage,
In this ion wind generator, the speed of ion wind has obtained significant raising, and the voltage being applied substantially reduces, and decreases
The consumption of electric power.The effect being obtained using this device will be embodied as in case being shown.
Brief description
Fig. 1 is the utility model structural representation；
Fig. 2 is profile at A-A in Fig. 1；
Fig. 3 is the utility model embodiment 1 wind speed contrast curve chart；
Fig. 4 is the utility model embodiment 2 structural representation；
Fig. 5 is profile at A-A in Fig. 4；
Fig. 6 is the utility model embodiment 2 wind speed contrast curve chart.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further described to the utility model, but guarantor of the present utility model
Shield scope is not limited to this.
Embodiment 1
Refering to Fig. 1 ~ 2, the utility model ion emitters 20 are carbon nanotube ionic emission electrode, this ion-emitting electrode
Tip end surface is coated with one layer of carbon nano-tube thin-film structure, and the ion emitters 20 being coated with carbon nano-tube film 211 are producing
The wind speed of ion wind during ion wind, can be strengthened.
Specifically painting method is：
（1）Prepare organic ink
By mass ratio be 1 20 ethyl cellulose and terpinol mixing after, in uniform temperature（60~80℃）Fully stir down
Mix, be allowed to mix, form sticky, transparent solution, as organic ink；
（2）Prepare CNT organic ink
Take the double-walled carbon nano-tube that mass ratio is 18 to mix with above-mentioned organic ink, proceed in mortar and be fully ground manually
Mix to CNT and organic ink, and CNT is dispersed throughout（Finding of naked eye no particle）, form carbon nanometer
Pipe organic ink.
（3）Prepare carbon nanotube ionic emission electrode
CNT organic ink is coated on stainless pin（Needle electrode 21）Then stainless pin is put by needle surface
It is set as in 350 DEG C of Muffle furnace carrying out toasting 1.5 hours in temperature, to remove organic ink, so that CNT success
It is attached to stainless pin 21 tip end surface.Finally, adhesive tape process, concrete operations are carried out to the needle electrode 21 of carbon nano-tube coating
It is to be adhered to for several times with the carbon nano-tube film surface that the adhesive tape with adhesiveness is formed to coating, remove film table further
The organic ink of face residual, enables CNT vertical electrode surface to be distributed simultaneously, is conducive to the transmitting of sophisticated electronic.
The present embodiment includes insulation crust 10, and insulation crust 10 main part is tubulose, and the ion wind port of export 11 shape is in
Taper, forms direction along ion wind, and diameter is gradually reduced；Ion emitters 20 are coated with double-walled carbon nano-tube for a tip of a root end
Stainless pin electrode 21, its profile refers to Fig. 2, is attached to stainless steel electrode in the form of a film through the CNT of coating
On 21, the carbon nano-tube film shown in that is, 211 in Fig. 2, stainless steel electrode 21 is fixed on the entrance point 12 in insulation crust 10,
And keep stainless pin 21 to be located at the shaft core position of insulation crust 10；Ion receiving pole 30 is conductive ring electrode 31, is fixed on
Insulation crust 10 main part is near the port of export, and connects with earth polar；In described ion emitters 20 and ion receiving pole 30
Between be connected to one for applying the high-voltage DC power supply 40 of high pressure, described ion emitters 20 and high-voltage DC power supply 40
Negative pole connect；And the distance between described ion emitters 20 and ion receiving pole 30 can be adjusted.
When applying a high pressure between ion emitters 20 and ion receiving pole 30, there is carbon nano-tube film 211
Needle electrode 21 tip can produce higher electric-field intensity, can be under high voltage electric field near the gas molecule of ion emitters 20
It is ionized, that is, the outer-shell electron of neutral molecule, in the presence of highfield, departs from the constraint of molecule, forms charged particle, edge
Electric field and make directed movement, in the presence of electric field, electronics will go to collide other neutral molecules with speed quickly, and this will have
More charged particles produce, and needle electrode 21 is formed about a large amount of ionic fluid motions, and ionic fluid produces to surrounding fluid
Strong disturbance, forms the fluid motion to ion receiving pole 30 direction for the needle electrode 21, as ion wind.In ion wind outlet
End 11, measures record with hot-wire anemometer to the ion wind wind speed being formed.
Finally, suitably the distance between needle-like ion-emitting electrode 21 and halo ion receiving electrode 31 are adjusted, by this reality
Apply the experimental data of the ion wind wind speed that example records under applying high pressure and using uncoated CNT in same sampling device
The experimental data of the ion wind wind speed recording during stainless pin emitter stage is compared, obtain two groups for contrast ion wind wind
Fast change curve, as shown in Figure 3.In figure A represents the emitter stage of carbon nano-tube coating, and B represents the transmitting of uncoated CNT
Pole, there it can be seen that use the emitter stage ion wind that the ion wind wind speed measured by the present embodiment is than uncoated CNT
Wind speed has significantly improved, and in the case of identical wind speed, the electricity of applying required for the emitter stage of carbon nano-tube coating
Pressure is substantially extremely low than the transmitting of uncoated CNT.By the present embodiment, the utility model is used for strengthening ion wind wind speed
Effect is clearly and effective.
Embodiment 2
Refering to Fig. 4 ~ 5, the utility model ion emitters 20 are carbon nanotube ionic emission electrode, this ion-emitting electrode
Tip end surface is dripped with carbon nano-tube thin-film structure, and the ion emitters 20 dripping attached carbon nano-tube film 212 are producing ion
The wind speed of ion wind during wind, can be strengthened.
Specifically dripping subsidiary formula method is：
（1）Preparation carbon nano-tube solution
The multi-walled carbon nano-tubes taking certain mass is dissolved in the analysis ethanol solution of certain volume and being mixed, through 10 points
After ultrasonic wave stirring about clock, CNT is well-dispersed in ethanol solution, forms the carbon that mass concentration is 0.1% and receives
Mitron solution.
（2）Prepare carbon nanotube ionic emission electrode
Take appropriate carbon nano-tube solution to drip and invest stainless pin（Needle electrode 21）Then stainless pin is put by tip end surface
It is set as in 350 DEG C of Muffle furnace carrying out toasting 1 hour in temperature, to remove organic solvent, so that CNT is successfully attached
On stainless pin surface, its profile refers to Fig. 5, the CNT dispersion through dripping attached is attached on stainless steel electrode 21,
Carbon nano-tube film shown in i.e. 212 in Fig. 5, stainless steel electrode 21 is fixed on the entrance point 12 in insulation crust 10, and protects
Hold the shaft core position that stainless pin 21 is located at insulation crust.Finally, adhesive tape is carried out to the needle electrode 21 dripping attached CNT
Process, concrete operations are to be adhered to so that carbon nanometer with the adhesive tape with adhesiveness for several times to the CNT dripping attached formation
Pipe energy vertical electrode surface is distributed, and is conducive to the transmitting of needle electrode 21 sophisticated electronic.
The present embodiment is with the difference of embodiment 1, and the ion receiving pole 30 of device is reticulated conductive electrode 32, netted leads
Electrode 32 is located at the intersection of insulation crust 10 tubular portion and conical section, is equally connected with earth polar.
Finally, the distance between needle-like ion-emitting electrode 20 and netted ion receiving electrode 32 are suitably adjusted, using this
The experimental data of ion wind wind speed that embodiment records under applying high pressure with same sampling device using not dripping attached CNT
Stainless pin emitter stage when the experimental data of ion wind wind speed that records be compared, obtain two groups for contrast ion wind
Wind speed change curve, as shown in Figure 6.In figure A represent drip attached CNT emitter stage, B represent do not drip attached CNT send out
Emitter-base bandgap grading, there it can be seen that employ drip measured ion wind wind in the ion wind generator of emitter stage of attached CNT
The emitter stage ion wind wind speed that speed ratio does not drip attached CNT has significantly improved, and in the case of identical wind speed, drips
The voltage applying required for the emitter stage of attached CNT is substantially extremely low than the transmitting not dripping attached CNT.By this enforcement
Example, the effect that the utility model is used for strengthening ion wind wind speed is clearly and effective.
Claims (2)
1. a kind of device improving ion wind wind speed is it is characterised in that this device includes：Insulation crust, ion emitters, ion
Receiving pole and high voltage power supply, described insulation crust is cylindrical or conical tubular, and ion emitters are received with ion
In insulation crust, ion emitters are located at insulation crust entrance point for pole, and ion receiving pole is located at the insulation crust port of export, high
Voltage source is between ion emitters and ion receiving pole；Wherein, described emission of ions extremely carbon nanotube ionic transmitting electricity
Pole；Described high voltage power supply is AC high voltage or DC high-voltage, and when applying DC high-voltage, ion emitters and high-tension electricity
Source positive pole or negative pole connect, and ion receiving pole is connected with earth polar.
2. device according to claim 1 it is characterised in that described ion emitters include at least one needle electrode or
Wire electrode；Ion receives extremely ring electrode or mesh electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885915.XU CN205944731U (en) | 2016-08-16 | 2016-08-16 | Improve device of ionic wind wind speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885915.XU CN205944731U (en) | 2016-08-16 | 2016-08-16 | Improve device of ionic wind wind speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944731U true CN205944731U (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620885915.XU Expired - Fee Related CN205944731U (en) | 2016-08-16 | 2016-08-16 | Improve device of ionic wind wind speed |
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| CN (1) | CN205944731U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109640499A (en) * | 2019-01-16 | 2019-04-16 | 上海安平静电科技有限公司 | A kind of static eliminator and its working method |
| CN111706478A (en) * | 2020-06-18 | 2020-09-25 | 哈尔滨工业大学 | Ionic wind thrust device |
| CN112915231A (en) * | 2021-01-26 | 2021-06-08 | 桂林电子科技大学 | Plasma jet sterilization device, equipment and application thereof |
-
2016
- 2016-08-16 CN CN201620885915.XU patent/CN205944731U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109640499A (en) * | 2019-01-16 | 2019-04-16 | 上海安平静电科技有限公司 | A kind of static eliminator and its working method |
| CN111706478A (en) * | 2020-06-18 | 2020-09-25 | 哈尔滨工业大学 | Ionic wind thrust device |
| CN112915231A (en) * | 2021-01-26 | 2021-06-08 | 桂林电子科技大学 | Plasma jet sterilization device, equipment and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20180816 |