CN105611711B - A kind of polymer surface modification gas-liquid two-phase plasma generating device - Google Patents
A kind of polymer surface modification gas-liquid two-phase plasma generating device Download PDFInfo
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- CN105611711B CN105611711B CN201510995200.XA CN201510995200A CN105611711B CN 105611711 B CN105611711 B CN 105611711B CN 201510995200 A CN201510995200 A CN 201510995200A CN 105611711 B CN105611711 B CN 105611711B
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- fixedly connected
- casing
- polar plate
- plate part
- liquid
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2406—Generating plasma using dielectric barrier discharges, i.e. with a dielectric interposed between the electrodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- Spectroscopy & Molecular Physics (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Plasma Technology (AREA)
Abstract
The invention provides a kind of polymer surface modification gas-liquid two-phase plasma generating device, including casing, the angle of lower surface four of the bottom half is fixedly connected with four post legs, the box house bottom surface is provided with the tank for holding liquid, fixed polar plate part is fixedly connected with the box house side, fixed polar plate part is located at the top of tank, movable polar plate part is fixedly connected with the top of the casing, movable polar plate part is located at the top of fixed polar plate part, and movable polar plate part above and below fixed polar plate part with being oppositely arranged, in addition casing top is additionally provided with digital dial gauge, air admission hole, venthole, pressure gauge etc..The device of the present invention can realize the single gas phase media of gas with various composition and the gas phase media barrier discharge of different liquids composition, realize the plasma surface modification experiment of the polymeric materials such as polypropylene, observe the hydrophily recovery of polymer.
Description
Technical field
The present invention relates to field of experiment equipment, more particularly, to a kind of polymer surface modification gas-liquid two-phase plasma
Generation device.
Background technology
Surface treatment of the dielectric barrier discharge plasma to materials such as the polymer such as polypropylene, the advantage is that effect
Time is short, and useful effect is only limited to superficial layer, and the Physical Mechanical loss of energy of material is small.But atmospheric low-temperature dielectric barrier discharge
Electronics, the free radical of the active specy that plasma is produced by it, such as high-energy can trigger the chemical reaction that is difficult to occur and
Prepared by degradation reaction, synthetic reaction, material and modified aspect is received significant attention.What simple gas discharge plasma was triggered
Chemical reaction mechanism is radical mechanism, and this is favourable for degradable reaction, but for synthetic reaction, purpose production
Thing is selectively relatively low.For improve synthetic reaction product selectivity or improve degradation reaction efficiency, to simple gas discharge etc. from
Daughter introduces solid or liquid medium.Relative to solid dielectric, liquid phase medium has the special natures such as mobility and vapo(u)rability, right
The influence of plasma discharge property is bigger, and most of chemical reactions are carried out in the liquid phase, therefore research low temperature plasma
Chemical reaction in the lower liquid phase of effect is significant.But the device production of gas-liquid plasma is not produced in the market
Product, so needing independent research.
The content of the invention
It is an object of the invention to provide a kind of polymer surface modification gas-liquid two-phase plasma generating device, mainly
For studying plasma surface modification effect of the gas-liquid plasma to polymeric materials such as polypropylene.
In order to achieve the above object, the technical scheme taken of the present invention is：A kind of polymer surface modification gas-liquid two-phase
Plasma generating device, including casing, the angle of lower surface four of the bottom half are fixedly connected with four post legs, the case
Body inner bottom surface is provided with the tank for holding liquid, the box house side and is fixedly connected with fixed polar plate part, fixed
Pole plate part, which is located at the top of the top of tank, the casing, is fixedly connected with movable polar plate part, and movable polar plate part is located at
The top of fixed polar plate part, and movable polar plate part above and below fixed polar plate part with being oppositely arranged.
The movable polar plate part include insulated connecting rod, screw rod, top crown, adjustment handwheel, limit shaft, traveling nut,
Connecting rod, limiting plate are indicated, the insulated connecting rod is vertically arranged, and lower end and the top crown of insulated connecting rod are detachably connected,
Screw rod is located at the top of vertical insulated connecting rod, and the lower end of screw rod and the upper end of insulated connecting rod are connected by traveling nut,
The upper end of screw rod is arranged on the upper surface of casing, and the upper end end of screw rod is fixedly connected with adjustment handwheel, the limit shaft
Insulated connecting rod setting is passed perpendicularly through, the left end of limit shaft is vertical with the lower end for indicating connecting rod to be fixedly connected, and indicates connecting rod
Upper end be arranged on the upper surface of casing, the lower end vertical plate vertical sliding motion of the right-hand member of limit shaft and limiting plate is connected, limit
The upper end level board of position plate is fixedly connected with the side of casing.
The fixed polar plate part includes bottom crown, fixed support, and the fixed support hangs down including first level bar, first
Straight-bar, the second horizon bar, the upper end of the first vertical rod are fixedly connected with one end of first level bar, the other end of first level bar
It is fixedly connected with the side of casing, the lower end of the first vertical rod is fixedly connected with one end of the second horizon bar, the second horizon bar
The other end is detachably connected with bottom crown；Top crown is oppositely arranged in parallel with bottom crown, and is provided between top crown and bottom crown
Spacing.
The top of the casing is provided with the top of stomata, air admission hole, aspirating hole, the casing and is fixedly connected with dial gauge branch
Digital dial gauge, and pointer and the upper end end of instruction connecting rod of digital dial gauge are fixedly connected with frame, dial indicator bracket
It is in contact, the side of the casing is provided with positive electrode tab, negative electrode connector.
Tank backing plate is provided between the bottom of the tank and the upper surface of bottom half.
The screw rod, insulated connecting rod, top crown, bottom crown center line on the same line.
Link is provided between the fixed support and casing, and link is inverted "L" shaped, the horizontal segment of link is with consolidating
The first level bar of fixed rack is fixedly connected, and the vertical section of link is fixedly connected with the side of box house.
The limiting plate is inverted "L" shaped structure, and the vertical plate of the inverted "L" shaped structure of limiting plate is fixedly connected with limit shaft,
The level board of the inverted "L" shaped structure of limiting plate is fixedly connected with the upper surface of box house.
The side of the casing is provided with observation window, and the observation window is provided with quartz glass.
The quantity of the limit shaft is two.
When the side of the casing is closed provided with the maintenance door for being easy to equipment to check, and maintenance door, maintenance door
Seal and set between casing.
The side of the traveling nut is provided with vertical opening, and the lower end of opening is communicated with the lower surface of traveling nut, is opened
The upper end of mouth and the upper surface of traveling nut are provided with spacing.
Spring is arranged with the screw rod, and spring is located between the upper surface of casing and traveling nut.
The beneficial effects of the invention are as follows device of the invention can realize the single gas phase media and difference of gas with various composition
The gas phase media barrier discharge of liquid component, realizes the plasma surface modification experiment of the polymeric materials such as polypropylene, observation
The hydrophily recovery of polymer.
Brief description of the drawings
Fig. 1 is the overall structure diagram of apparatus of the present invention；
Fig. 2 is the dimensional structure diagram of movable polar plate part of the present invention；
Fig. 3 is the cross-sectional view of movable polar plate part of the present invention；
Fig. 4 is fixed polar plate modular construction schematic diagram of the present invention.
Embodiment
To make the purpose of the present invention, technical scheme and beneficial effect clearer, below in conjunction with the accompanying drawings to present invention implementation
Mode is described in further detail.
As shown in figure 1, a kind of polymer surface modification gas-liquid two-phase plasma generating device, including casing 1, it is described
The angle of lower surface four of the bottom of casing 1 is fixedly connected with four post legs 2, and the inner bottom surface of casing 1 is provided with and holds liquid
Tank 3, is provided with tank backing plate 13 between the bottom of tank 3 and the upper surface of the bottom of casing 1.It is solid in the inner side of casing 1
Surely fixed polar plate part 4 is connected with, fixed polar plate part 4 is located at the top of tank 3, and the top of the casing 1 is fixedly connected with
Movable polar plate part 5, movable polar plate part 5 is located at the top of fixed polar plate part 4, and movable polar plate part 5 and fixed polar plate
Part is oppositely arranged about 4.
As shown in Figure 2 and Figure 3, the movable polar plate part 5 includes insulated connecting rod 51, screw rod 52, top crown 53, activity
Nut 54, adjustment handwheel 55, limit shaft 56, instruction connecting rod 57, limiting plate 58, the insulated connecting rod 51 are vertically arranged, absolutely
The lower end of edge connecting rod 51 is detachably connected with top crown 53, and screw rod 52 is located at the top of vertical insulated connecting rod 51, and screw rod
52 lower end is connected with the upper end of insulated connecting rod 51 by traveling nut 54.The side of the traveling nut 54 is provided with and opened vertically
Mouthful, and the lower end of opening communicates with the lower surface of traveling nut 54, between the upper end of opening and the upper surface of traveling nut 54 are provided with
Away from.The upper end of screw rod 52 is arranged on the upper surface of casing 1, and the upper end end of screw rod 52 is fixedly connected with adjustment handwheel 55,
The side of the traveling nut 54 is provided with vertical opening, and two limit shafts 56 pass perpendicularly through insulated connecting rod by vertical opening
51, the left end of limit shaft 56 is vertical with the lower end for indicating connecting rod 57 to be fixedly connected, and indicates that the upper end of connecting rod 57 is arranged at case
On the upper surface of body 1, the right-hand member of limit shaft 56 is connected with the lower end vertical plate vertical sliding motion of inverted "L" shaped structure limiting plate 58,
By being provided with vertical opening on the lower end vertical plate of inverted "L" shaped structure limiting plate 58 in the present embodiment, make limit shaft 56
Right-hand member is passed through from vertical opening, and the right-hand member of limit shaft 56 can be slided up and down in vertical opening, inverted "L" shaped knot
The upper end level board of structure limiting plate 58 is fixedly connected with the upper surface inside casing 1, in addition, being arranged with spring on the screw rod 52
19, and spring 19 is between the upper surface of casing 1 and traveling nut 54, the rotation for being so more beneficial for adjusting handwheel 55 is adjusted
Section.
As shown in figure 4, the fixed polar plate part 4 includes fixed support 41, bottom crown 42, the fixed support 41 includes
First level bar 411, the first vertical rod 412, the second horizon bar 413, upper end and the first level bar 411 of the first vertical rod 412
One end be fixedly connected, the other end of first level bar 411 is fixedly connected with the side of casing 1, the lower end of the first vertical rod 412
It is fixedly connected with one end of the second horizon bar 413, the other end and the bottom crown 42 of the second horizon bar 413 are detachably connected, and institute
State screw rod 52, insulated connecting rod 51, top crown 53, bottom crown 42 center line on the same line.Top crown 53 and lower pole
Plate 42 is oppositely arranged in parallel, and spacing is provided between top crown 53 and bottom crown 42.
Link 14 is provided between the fixed support 41 and casing 1, and link 14 is inverted "L" shaped, link 14
Horizontal segment is fixedly connected with the first level bar 411 of fixed support 41, and vertical section and the side inside casing 1 of link 14 are consolidated
Fixed connection.
As shown in figure 1, the top of the casing 1 is provided with stomata 15, air admission hole 6, aspirating hole 7, the stomata 15 is provided with
Pressure gauge 16, the top of the casing 1, which is fixedly connected with dial indicator bracket 8, dial indicator bracket 8, is fixedly connected with digital percentage
Table 9, and the pointer of digital dial gauge 9, with indicating that the upper end end of connecting rod 57 is in contact, the side of the casing 1 is provided with positive electricity
Pole joint 17, negative electrode connector 18.
The side of the casing 1 is provided with observation window 10, and the observation window 10 is provided with quartz glass 11, is easy to experimentation
In the course of reaction of the inside is observed.The side of the casing 1 is provided with the maintenance door 12 for being easy to equipment to check, works as maintenance door
12 when being closed, and sealing state is between maintenance door 12 and casing 1, when experimental provision breaks down, and opens inspection
Door 12 is repaiied, in order to be overhauled to experimental provision.
When device carries out the experiment of single vapor plasma, be respectively mounted on the air admission hole 6, venthole 7 in casing 1 into
Tracheae and escape pipe, when the modification experiment on the surface for directly using air as the polymeric materials such as reacting gas progress polypropylene
When, adjustment handwheel can be rotated down by the accurate adjustment to the distance progress millimeter magnitude between top crown 53 and bottom crown 42
55, and then drive screw rod 52 to move down, screw rod 52 presses limit shaft 56, and limit shaft 56, which drives, indicates that connecting rod 57, insulation connect
Extension bar 51, top crown 53 are moved down, and change the distance between top crown 53 and bottom crown 42, and wherein top crown 53 is moved down
The pointer that the size of distance touches digital dial gauge 9 by instruction connecting rod 57 moves to show, wherein to top crown 53 and lower pole
The distance between plate 42 is required for the pointer zeroing to digital dial gauge 9 each time when being adjusted, in the finger of digital dial gauge 9
It is adjusted on the basis of pin zeroing.Adjust after, by positive electrode tab 17, negative electrode connector 18 and outside plasma
The positive pole and negative pole of body power supply are respectively connected with, while being in series with resistance, are played partial pressure effect, are reconnected oscillograph, carry out
Gaseous plasma is tested.Voltage, the current waveform figure of electric discharge can be shown by oscillograph, effectively electric discharge electricity can also be read
Pressure, electric current, virtual value, peak-to-peak value（Difference between superiors and lower peak）Size.Gather discharge waveform figure oringe softwares
Analyze experimental data.Change spacing between top crown 53 and bottom crown 42 by adjusting handwheel 55, such as spacing is 1 millimeter, 2
Millimeter, 3 millimeters, 4 millimeters when, respectively carry out plasma discharge experiment, collect parameter.Observation can be passed through during experiment
The test situation in the inspection box body of quartz glass 11 on window 10.
Air in this outer case can also be replaced with helium, nitrogen, carbon dioxide, oxygen etc. according to requirement of experiment
Change.
When device produce liqu id plasmas experiment, the maintenance door 12 on the side of casing 1 is opened, into tank 3
The solution required for water or acetone etc. is added, bottom crown 42 is immersed in liquid, then the remaining same gas of test operation step
The operating procedure of bulk plasmon experiment is identical.
After plasma discharge testing experiment terminates, its flash-over characteristic data is analyzed, discharge parameter is studied（Electricity
Pressure, power, frequency）Influence to producing gas-liquid two-phase dielectric barrier discharge plasma.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement is both fallen within the range of claimed invention.The claimed scope of the invention is by appended claims and is equal
Thing is defined.
Claims (10)
1. under a kind of polymer surface modification gas-liquid two-phase plasma generating device, including casing, the bottom half
Four angles of end face are fixedly connected with four post legs, it is characterised in that：The box house bottom surface is provided with the tank for holding liquid,
Fixed polar plate part is fixedly connected with the box house side, fixed polar plate part is located at the top of tank, the casing
Top be fixedly connected with movable polar plate part, movable polar plate part is located at the top of fixed polar plate part, and movable polar plate portion
Part above and below fixed polar plate part with being oppositely arranged；
The movable polar plate part includes insulated connecting rod, screw rod, top crown, adjustment handwheel, limit shaft, traveling nut, instruction
Connecting rod, limiting plate, the insulated connecting rod are vertically arranged, and lower end and the top crown of insulated connecting rod are detachably connected, screw rod
Positioned at the top of vertical insulated connecting rod, and the lower end of screw rod and the upper end of insulated connecting rod are connected by traveling nut, screw rod
Upper end be arranged on the upper surface of casing, the upper end end of screw rod is fixedly connected with adjustment handwheel, and the limit shaft is vertical
Set through insulated connecting rod, the left end of limit shaft is vertical with the lower end for indicating connecting rod to be fixedly connected, and indicates the upper of connecting rod
End is arranged on the upper surface of casing, and the right-hand member of limit shaft and the lower end vertical plate vertical sliding motion of limiting plate are connected, limiting plate
Upper end level board be fixedly connected with the side of casing；
The fixed polar plate part includes bottom crown, fixed support, and the fixed support includes first level bar, first vertical
Bar, the second horizon bar, the upper end of the first vertical rod are fixedly connected with one end of first level bar, the other end of first level bar with
The side of casing is fixedly connected, and the lower end of the first vertical rod is fixedly connected with one end of the second horizon bar, the second horizon bar it is another
One end is detachably connected with bottom crown；Top crown is oppositely arranged in parallel with bottom crown, and between being provided between top crown and bottom crown
Away from；
The top of the casing is provided with the top of stomata, air admission hole, aspirating hole, the casing and is fixedly connected with dial indicator bracket,
Digital dial gauge is fixedly connected with dial indicator bracket, and the pointer of digital dial gauge is with indicating that the upper end end of connecting rod connects
Touch, the side of the casing is provided with positive electrode tab, negative electrode connector.
2. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
State and tank backing plate is provided between the bottom of tank and the upper surface of bottom half.
3. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
State screw rod, insulated connecting rod, top crown, bottom crown center line on the same line.
4. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
State and link is provided between fixed support and casing, and link is inverted "L" shaped, the horizontal segment of link and support bracket fastened the
One horizon bar is fixedly connected, and the vertical section of link is fixedly connected with the side of box house.
5. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
Limiting plate is stated for inverted "L" shaped structure, and the vertical plate of the inverted "L" shaped structure of limiting plate is fixedly connected with limit shaft, limiting plate inverted " L "
The level board of type structure is fixedly connected with the upper surface of box house.
6. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
The side for stating casing is provided with observation window, and the observation window is provided with quartz glass.
7. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
The quantity for stating limit shaft is two.
8. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
When the side for stating casing is closed provided with the maintenance door for being easy to equipment to check, and maintenance door, between maintenance door and casing
Sealing is set.
9. polymer surface modification gas-liquid two-phase plasma generating device according to claim 1, it is characterised in that：Institute
State traveling nut side be provided with vertical opening, and opening lower end communicated with the lower surface of traveling nut, the upper end of opening with
The upper surface of traveling nut is provided with spacing.
10. polymer surface modification gas-liquid two-phase plasma generating device according to claim 9, it is characterised in that：
Spring is arranged with the screw rod, and spring is located between the upper surface of casing and traveling nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510995200.XA CN105611711B (en) | 2015-12-24 | 2015-12-24 | A kind of polymer surface modification gas-liquid two-phase plasma generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510995200.XA CN105611711B (en) | 2015-12-24 | 2015-12-24 | A kind of polymer surface modification gas-liquid two-phase plasma generating device |
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| Publication Number | Publication Date |
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| CN105611711A CN105611711A (en) | 2016-05-25 |
| CN105611711B true CN105611711B (en) | 2017-10-20 |
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| CN201510995200.XA Expired - Fee Related CN105611711B (en) | 2015-12-24 | 2015-12-24 | A kind of polymer surface modification gas-liquid two-phase plasma generating device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108135067A (en) * | 2018-01-19 | 2018-06-08 | 河海大学常州校区 | Water fog medium barrier discharge plasma and surface processing device |
| CN109195297B (en) * | 2018-10-23 | 2020-09-18 | 山东大学 | Dielectric barrier discharge device and method capable of being precisely adjusted |
| CN109553066B (en) * | 2018-11-20 | 2019-12-10 | 上海交通大学 | Method for modifying surface of nano material plasma |
| CN111787681B (en) * | 2020-07-16 | 2021-06-22 | 上海大学 | Electrode, electrode preparation method and liquid phase discharge plasma device |
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| CN201962349U (en) * | 2010-12-22 | 2011-09-07 | 郑锦华 | Normal temperature deposition equipment for high boundary strength diamond film material |
| CN103073094A (en) * | 2013-01-29 | 2013-05-01 | 浙江大学 | Liquid layer resistor blocking discharge device and water treatment method thereof |
| CN103972014A (en) * | 2014-05-22 | 2014-08-06 | 中国地质大学（北京） | Plasma reaction chamber electrode gap adjusting device and plasma reaction chamber |
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| CN205378330U (en) * | 2015-12-24 | 2016-07-06 | 河南理工大学 | Polymer is gas -liquid two -phase plasma generation device for surface modification |
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| EP2178796B8 (en) * | 2007-07-11 | 2021-03-17 | Clene Nanomedicine, Inc. | Continuous method for treating liquids and manufacturing certain constituents |
| JP5305274B2 (en) * | 2009-09-03 | 2013-10-02 | 国立大学法人大阪大学 | Method and apparatus for supplying ions to liquid and sterilization method and apparatus |
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| CN201962349U (en) * | 2010-12-22 | 2011-09-07 | 郑锦华 | Normal temperature deposition equipment for high boundary strength diamond film material |
| CN103073094A (en) * | 2013-01-29 | 2013-05-01 | 浙江大学 | Liquid layer resistor blocking discharge device and water treatment method thereof |
| CN103972014A (en) * | 2014-05-22 | 2014-08-06 | 中国地质大学（北京） | Plasma reaction chamber electrode gap adjusting device and plasma reaction chamber |
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| CN205378330U (en) * | 2015-12-24 | 2016-07-06 | 河南理工大学 | Polymer is gas -liquid two -phase plasma generation device for surface modification |
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