CN105491776B - Plasma electrode with ionization collaboration - Google Patents
Plasma electrode with ionization collaboration Download PDFInfo
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- CN105491776B CN105491776B CN201610086994.2A CN201610086994A CN105491776B CN 105491776 B CN105491776 B CN 105491776B CN 201610086994 A CN201610086994 A CN 201610086994A CN 105491776 B CN105491776 B CN 105491776B
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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
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
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Abstract
A kind of plasma electrode with ionization collaboration, it is related to plasma apparatus, tight bar and electromagnetic drive component are led including first electrode, second electrode, support, punching, first electrode is ring structure, second electrode is disc structure, the front portion of support is hollow-core construction, and there is assembly cavity at the rear portion of support and takes up screw socket；It is hollow-core construction that punching, which leads tight bar, and punching leads the telescopic chute of the interior space composition arc electrode of tight bar；Electromagnetic drive component is made up of magnet coil and coil rack, has drive rod in the central duct of coil rack；First electrode and second electrode are arranged on the front end of support, and second electrode is placed within first electrode, and the space between first electrode and second electrode forms ionization air drain；Electromagnetic drive component is arranged on the rear end of support, and drive rod is extend into the rear portion of support in space.The present invention first makes processing medium carry out ionization activation, then is handled in the presence of high-temperature plasma electric arc, it is easier to obtains target product.
Description
Technical field
The present invention relates to plasma apparatus, especially relates to a kind of electrode of arc plasma device.
Background technology
Currently, plasma technology has been widely used, industrially applied to plasma ignition, plasma spraying, gold
Category smelting, heating plasma manufacture nano material, cutting, the processing of waste incineration waste etc..The processing mode of plasma and one
As mode make a world of difference, plasma is a kind of state formed under ionosphere or electric discharge phenomena, existing along with electric discharge
As the activity chemistry that will be generated excited atom, excite molecule, dissociation atom, free atomic group, atom or molecular ion group
Thing and their reactions caused by collision with other chemicals.In plasma generator, discharge process causes work
Qi leel loses outer-shell electron and forms ionic condition, through mutually collision and produce high temperature, temperature up to tens of thousands of degree more than, located
The chemical industry pernicious gas of reason by HTHP plasma attack when, its molecule, atom will be reconfigured and generated new
Material so that harmful substance is changed into innocuous substance.
It is appointing for this area research staff to research and develop a kind of plasma device rational in infrastructure, being adapted to the application of its target product
Business, it is the target that this area research staff is pursued to improve the efficiency of plasma device, reduce power consumption.
The content of the invention
It is an object of the invention to provide a kind of suitable processing chemical industry pernicious gas or the plasma device of pyrolysis purposes, and
Make apparatus structure advantages of simple and efficiency high, to reduce power consumption.
A kind of plasma electrode with ionization collaboration of the present invention, including first electrode 1, second electrode 2, support
3rd, punching leads tight bar 4 and electromagnetic drive component, it is characterized in that first electrode 1 is ring structure, second electrode 2 is disc knot
There is punching screw 2-3 at structure, the center of second electrode 2；The front portion of support 3 is hollow-core construction, and there is assembly cavity at the rear portion of support 3
3-3 and screw socket 3-5 is taken up, take up screw socket 3-5 after assembly cavity 3-3, in the anterior hollow-core construction of support 3 and assembly cavity 3-
There is via 3-2 in wall body between 3；It is hollow-core construction that punching, which leads tight bar 4, and the interior space that punching leads tight bar 4 forms arc electrode
Telescopic chute；Electromagnetic drive component is made up of magnet coil 9 and coil rack 8, and the center of coil rack 8 is the hole of insertion
Road, there is drive rod 7 in the duct of insertion；First electrode 1 and second electrode 2 are arranged on the front end of support 3, first electrode 1
Carry out nested setting with second electrode 2, second electrode 2 is placed within the annular solid of first electrode 1, the inwall of first electrode 1 with
Space forms ionization air drain I between the outer wall of second electrode 2, and leading tight bar 4 with punching is carried out second electrode 2 and support 3 tightly
Close connection, the anterior hollow-core construction of support 3 form annular cooling chamber 3-1, and the body of rod that punching leads tight bar 4 forms annular cooling chamber
3-1 inner ring wall body；Electromagnetic drive component is arranged on the rear end of support 3, the driving being arranged in the central duct of coil rack 8
Bar 7 is extend into the rear portion of support 3 in space, when it is implemented, arc electrode is arranged in the anterior body of rod of drive rod 7.
In the present invention, there is annular groove in the annular solid of first electrode 1, annular groove forms ring-shaped air chamber V, ring-shaped air chamber
V has medium input interface II to access；There is rotation air drain 3-7 on the wall body of the front end of support 3, ring-shaped air chamber V passes through rotation
Air drain 3-7 is communicated to ionization air drain I；There is fastening screw head 4-2 in the front portion that punching leads tight bar 4, have in the rear end that punching leads tight bar 4
Interior hexagonal major part 4-1；Fluted 2-4 in the body of second electrode 2, groove 2-4 notch are led towards outside, groove 2-4 with punching
Connection is mutually passed through in the interior space of tight bar 4；There is cooling annular groove 2-1 in the inner side of second electrode 2, cool down annular groove 2-1 and annular is cold
But chamber 3-1 is communicated, and annular cooling chamber 3-1 has the access of cooling water inlet IV and coolant outlet III to pick out；In the body of support 3
There is electrical fitting 6, there is brush 13 in the body of electrical fitting 6, electrical fitting 6 is arranged on after punching leads tight bar 4；Driving
Bar 7 is hollow-core construction, has spaced magnetic bead 10 and spacer beads 12 in the hollow rod body at the middle part of drive rod 7 and rear portion；
Have on drive rod 7 for stretching out spacing major part 7-1 spacing and that retraction is spacing；There is positioning iron hoop 11 in the rear end of coil rack 8；
There are the first electric interfaces 17 to access on the wall body of first electrode 1；There are the second electric interfaces 16 to connect on the wall body of support 3
Enter, the second electric interfaces 16 are electrically connected with second electrode 2.When drive rod 7 is longer, in the specific implementation, supporting
The assembly cavity 3-3 of frame 3 and take up between screw socket 2-5 and have adapter cavity 3-4.
In plasma device, plasma arc produces between two main electrodes, the energy between two main electrodes
Under conditions of maintaining plasma arc stable operation, the space length between two main electrodes is bigger, plasma arc
Stroke is longer, and the chance and number that its electronics mutually collides will be more, and its energy will be bigger, when harmful for handling industry
During gas, pernicious gas can be bigger by the intensity of HTHP plasma attack, and it, which is reconfigured, is changed into innocuous substance
Efficiency can be higher.The present invention carries out striking using arc electrode, first stretching arc electrode make striking between two main electrodes away from
From shortening, to reduce striking voltage, arc electrode of then retracting, make to produce high-temperature plasma electric arc between two main electrodes.
Two described main electrodes are the electrode outside arc electrode.The present invention takes the measure of telescopic striking fill plasma
Space length between two main electrodes put is extended, increase high-temperature plasma electric arc energy, improve efficiency and
Save electric energy.
The present invention is applied in processing industrial harmful gas field or applied in solid waste disposal field, in order to enter one
Step improves the efficiency of plasma device, and the present invention sets first electrode 1 and second electrode 2 in the structure, the He of first electrode 1
Second electrode 2 carries out nested setting, and second electrode 2 is placed within the annular solid of first electrode 1, make the inwall of first electrode 1 with
Space between the outer wall of second electrode 2 forms ionization air drain I.Using when, the working power of plasma device is connected to
Two electric interfaces 16, striking power supply are connected to the first electric interfaces 17, then industrial harmful gas or water vapour or other sources of the gas
Work gas be input to by medium input interface II in the ring-shaped air chamber V in the wall body of first electrode 1, industrial harmful gas
Or the work gas of water vapour or other sources of the gas enters first electrode 1 and second electrode 2 by the rotation air drain 3-7 of the front end of support 3
Between ionization air drain I in, ionization air drain I in formed swirling eddy, when to first electrode 1 apply more than 10000V voltages
When, the electric field of air-flow isolation discharge mode is just formed in ionization air drain I, makes industrial harmful gas or water vapour or other sources of the gas
Work gas be ionized and increase activity, be ionized the industrial harmful gas of activation again in the effect of high-temperature plasma electric arc
Under, it is easier to and the innocuous substance of neutrality is more thoroughly processed into, or be ionized the water vapour of activation and be easier to be decomposed and make
For the gasifying agent application of solid organic waste substances.
Above-mentioned invention in a particular application, the second electric interfaces 16 access be plasma operation power supply, wait from
Daughter working power is characterized in low-voltage and high-current；The first electric interfaces 17 access more than 10000V high voltage power supply,
High voltage power supply is characterized in high voltage low current.3rd electrode 21, the conduct of the 3rd electrode 21 etc. are set in plasma device
The common return electrode of gas ions working power and high voltage power supply, during work, high voltage power supply makes first electrode 1 and second electrode 2
Between ionization air drain I carry out the electric discharge of air-flow isolation method, while make to be put between the electrode 21 of second electrode 2 and the 3rd
Electricity, plasma operation power supply make to form high-temperature plasma electric arc between the electrode 21 of second electrode 2 and the 3rd, and the present invention is first
High voltage power supply is set to act in the ionization air drain I between first electrode 1 and second electrode 2, to industrial harmful gas or water vapour
Or the work gas of other sources of the gas is ionized and activated, then make high voltage power supply act on the electrode 21 of second electrode 2 and the 3rd it
Between, the striking between the electrode 21 of second electrode 2 and the 3rd is carried out by arc electrode, is allowed to produce high-temperature plasma electric arc,
The work gas of industrial harmful gas or water vapour or other sources of the gas is carried out target processing, wherein, produce high-temperature plasma electricity
The electric energy of arc is provided by plasma operation power supply.
When plasma device is run, the arc root of plasma arc is produced on the outer face of second electrode 2, in order to keep away
Exempt from arc electrode to be sintered in second electrode 2 and make arc electrode lose Telescopic, the present invention is in the outside of second electrode 2
In body set groove 2-4, make striking act on after the completion of arc electrode head and the wall body of second electrode 2 between there is certain sky
Between distance.
In above-mentioned invention, there are spaced magnetic bead 10 and isolation in the hollow rod body at the middle part of drive rod 7 and rear portion
Pearl 12, when it is implemented, magnetic bead 10 selects permanent magnet material, spacer beads 12 select nonmagnetic substance, and the polarity of each magnetic bead is carried out
Series aiding connection is set, and when that need to stretch out arc electrode, positive energization is carried out to magnet coil, is made electric caused by magnet coil center
The magnetic line of force of magnetic force and magnetic bead in drive rod 7 carries out positive direction cooperation, and drive rod 7 is elapsed forward；When the arc electrode that need to retract
When, magnet coil is reversely powered, enters electromagnetic force caused by magnet coil center and the magnetic line of force of magnetic bead in drive rod 7
Row opposite direction coordinates, and drive rod 7 is moved rearwards.The present invention has positioning iron hoop 11 in the rear end of coil rack 8, utilizes magnetic bead 10
Magnetic force, position drive rod 7, so that arc electrode is positioned at extended position or retracted position.The present invention utilizes electromagnetic wire
Enclose with drive rod 7 to drive arc electrode, without mechanical motion mechanism so that it is simple in construction, and reliable operation.The present invention is only
Magnet coil is powered during drive rod 7 need to be made to move ahead or retreated, after the positioning of drive rod 7, so that it may to electromagnetism
Coil blackout, realize the life-span saved electric energy and extend magnet coil.
The beneficial effects of the invention are as follows：It is adapted to apply in processing industrial harmful gas field or is led in solid waste disposal
Applied in domain, processing medium is carried out ionization activation, then processing medium is carried out in the presence of high-temperature plasma electric arc
Processing, it is easier to obtain target product.The measure of telescopic striking is taken to make between the two of plasma device main electrodes
Space length be extended, increase high-temperature plasma electric arc energy, improve efficiency and save electric energy.The present invention utilizes
Magnet coil and magnetic bead measure is arranged at intervals in drive rod 7 drives the arc electrode to be stretched out or retracted, its is simple in construction
Rationally, reliable operation.
Brief description of the drawings
Fig. 1 is a kind of structure chart of plasma electrode that there is ionization to cooperate with of the present invention.
Fig. 2 is the disc electrode structural chart of the present invention.
Fig. 3 is the support structure chart of the present invention.
Fig. 4 is schematic diagram of the electrode of the present invention in striking original state.
Fig. 5 is schematic diagram of the electrode of the present invention when forming high-temperature plasma electric arc.
In figure：1. first electrode, 2. second electrodes, 2-1. cooling annular grooves, 2-2. seals, 2-3. punching screws, 2-4.
Groove, 3. supports, 3-1. annular cooling chambers, 3-2. vias, 3-3. assembly cavities, 3-4. adapter cavities, 3-5. take up screw socket, 3-6.
Screw head is installed, 3-7. rotation air drains, 3-8. seal grooves, 4. punchings lead tight bar, hexagonal major part in 4-1., 4-2. fastening screw heads, and 5.
Sealing gasket, 6. electrical fittings, 7. drive rods, the spacing major parts of 7-1., 8. coil racks, 8-1. limit ranks, 8-2. connection screw heads,
9. magnet coil, 10. magnetic beads, 11. positioning iron hoops, 12. spacer beads, 13. brushes, 14. screws, 15. bolts, 16. second is electric
Interface, 17. first electric interfaces, 18. sealing rings, 19. sealing rings, 20. arc electrodes, 21. the 3rd electrodes, 22. initial arcs,
23. high-temperature plasma electric arc；I, ionization air drains, II, medium input interfaces, III, coolant outlets, IV, cooling water inlets,
V, ring-shaped air chambers.
Embodiment
In embodiment shown in embodiment 1 Fig. 1, Fig. 2 and Fig. 3, have ionization collaboration plasma electrode mainly by
First electrode 1, second electrode 2, support 3, punching lead tight bar 4 and electromagnetic drive component composition, wherein, first electrode 1 is ring
Physique structure, there is annular groove in the annular solid of first electrode 1, annular groove forms ring-shaped air chamber V, and ring-shaped air chamber V has medium
Input interface II accesses；Second electrode 2 is disc structure, and there is punching screw 2-3 at the center of second electrode 2, in second electrode 2
Inner side have cooling annular groove 2-1, fluted 2-4 in the body of second electrode 2, groove 2-4 notch towards outside；Support 3
Front portion is hollow-core construction, and there are assembly cavity 3-3, adapter cavity 3-4 in the rear portion of support 3 and take up screw socket 3-5, assembly cavity 3-3, transition
Chamber 3-4 and take up screw socket 3-5 and set gradually from the front to the back, the wall between the anterior hollow-core construction of support 3 and assembly cavity 3-3
There is via 3-2 in body, there is rotation air drain 3-7 on the wall body of the front end of support 3；It is hollow-core construction that punching, which leads tight bar 4, and punching is led
The interior space of tight bar 4 forms the telescopic chute of arc electrode, has fastening screw head 4-2 in the front portion that punching leads tight bar 4, is led in punching
There is interior hexagonal major part 4-1 the rear end of tight bar 4；Electromagnetic drive component is made up of magnet coil 9 and coil rack 8, coil rack 8
Center is the duct of insertion, there is drive rod 7 in the duct of insertion, and drive rod 7 is hollow-core construction, at the middle part of drive rod 7 with after
There are spaced magnetic bead 10 and spacer beads 12 in the hollow rod body in portion, be for stretching out spacing and contracting in the front end of drive rod 7
Enter spacing spacing major part 7-1；There is positioning iron hoop 11 in the rear end of coil rack 8；First electrode 1 and second electrode 2 are arranged on
The front end of support 3, first electrode 1 and second electrode 2 carry out nested setting, and second electrode 2 is placed in the annular solid of first electrode 1
Within, space forms ionization air drain I between the inwall of first electrode 1 and the outer wall of second electrode 2, and ring-shaped air chamber V passes through support
The rotation air drain 3-7 of the front end of frame 3 is communicated to ionization air drain I, and leading tight bar 4 with punching is carried out second electrode 2 and support 3 closely
Connection, there is a sealing ring 18 between second electrode 2 and the wall body joint face of support 3, and during assembling, punching leads tight bar 4 by supporting
The assembly cavity 3-3 that the rear end of frame 3 enters in support 3, anterior hollow of the via 3-2 being then passed through in support 3 and support
Structure, punching is led the anterior fastening screw head 4-2 of tight bar 4 and screwed in by seal 2-2 in the punching screw 2-3 of second electrode 2,
There is sealing ring 19 in seal 2-2, the interior hexagonal major part 4-1 that punching leads the tight rear end of bar 4 is pressed on the wall body on via 3-2 peripheries
On, there is sealing gasket 5 between interior hexagonal major part 4-1 and via 3-2 peripheries wall body；There is outer spiral shell on the anterior wall body of support 3
Line, it is attached between first electrode 1 and support 3 with screw thread mounting means；The anterior hollow-core construction of support 3 forms annular
Cooling chamber 3-1, annular cooling chamber 3-1 with cooling annular groove 2-1 communicate, annular cooling chamber 3-1 have cooling water inlet IV access and it is cold
But water out III picks out, and punching leads the annular cooling chamber 3-1 of body of rod composition of tight bar 4 inner ring wall body, and punching leads the interior sky of tight bar 4
Between passed through and connected with the groove 2-4 phases of second electrode 2；There is installation screw head 8- in the front end of coil rack 8 of electromagnetic drive component
2, installation screw head 8-2 screws takes up screw socket 3-5 in support 3 rear end, electromagnetic drive component is arranged on support 3,
The drive rod 7 being arranged in the central duct of coil rack 8 is extend into the rear portion of support 3 in space, and arc electrode is arranged on
In the anterior body of rod of drive rod 7；There is electrical fitting 6 in the body of support 3, electrical fitting 6 is arranged on punching and leads tight bar 4
Afterwards, there is brush 13 in the body of electrical fitting 6, brush 13 carries out sliding with arc electrode and is connected；In the wall of first electrode 1
There are the first electric interfaces 17 to access on body；There are the second electric interfaces 16 to access on the wall body of support 3, the second electric interfaces 16
Punching is connected to by bolt 15 to lead on the body of rod at the tight rear portion of bar 4, is recycled punching to lead the metallic conductivity of tight bar 4 and be can connect to
Second electrode 2, while the second electric interfaces 16 are connected to arc electrode by screw 14 and brush 13；In the present embodiment, first
Electrode 1 and punching are led tight bar 4 and made from ordinary metallic material；Second electrode 2 is made from refractory metal material；Supporter 3
Made from bakelite material or polytetrafluoroethylmaterial material；Arc electrode is made from tungsten alloy material.
In embodiment shown in Fig. 4 of embodiment 2 and Fig. 5, there is the plasma electrode of ionization collaboration in plasma
Applied in device, there is the 3rd electrode 21 in device, high temperature is suitably formed between the head end of the electrode 21 of second electrode 2 and the 3rd
Plasma arc and the space for maintaining operation, wherein, there is plasma electrode structure and first embodiment that ionization cooperates with
It is identical, repeat no more.It is 5-30 millimeters to adjust distance between the front end of arc electrode 20 and the head end of the 3rd electrode 21.Deng from
The working power of daughter device is connected to the second electric interfaces 16, and more than 10000V striking power supply is connected to the first electric interfaces
17, industrial harmful gas is connected on medium input interface II；During operation, industrial harmful gas enters ring-shaped air chamber V
In, then entered in a manner of swirling eddy between first electrode 1 and second electrode 2 by the rotation air drain 3-7 of the front end of support 3
Ionize in air drain I, ionize the electric field that air-flow isolation discharge mode is formed in air drain I, while in the 3rd electrode 21 and arc electrode
Initial arc 22 is formed between 20 head end, then magnet coil 9 is reversely powered, produces the center of magnet coil 9
The magnetic force of the retraction of drive rod 7, the front end of arc electrode 20 is retracted into the groove 2-4 of second electrode, and electric discharge is just in the second electricity
Carried out between the electrode 21 of pole 2 and the 3rd, form high-temperature plasma electric arc 23.The device of the present embodiment is used for handling industrial be harmful to
Gas or solid organic waste substances, when for handle industrial harmful gas when, caused high-temperature plasma electric arc makes harmful gas
Molecule, the atom of body will reconfigure and generate new material, so that harmful substance is changed into innocuous substance；When for handling
During solid organic waste substances, water vapour is decomposed into hydrogen, oxygen activity chemicals as gas by ionization and high-temperature plasma electric arc
Agent utilizes, and it is useful chemical raw material gas to make solid organic waste substances gasification.
Claims (10)
1. a kind of plasma electrode with ionization collaboration, including first electrode（1）, second electrode（2）, support（3）, wear
The heart leads tight bar（4）And electromagnetic drive component, it is characterized in that first electrode（1）For ring structure, in first electrode（1）Annular
There is annular groove in body, annular groove forms ring-shaped air chamber（Ⅴ）；Second electrode（2）For disc structure, second electrode（2）Center
There is punching screw（2-3）；Support（3）Front portion be hollow-core construction, support（3）Rear portion have assembly cavity（3-3）With take up
Screw socket（3-5）, take up screw socket（3-5）In assembly cavity（3-3）Afterwards, in support（3）Anterior hollow-core construction and assembly cavity（3-
3）Between wall body in have via（3-2）；Punching leads tight bar（4）For hollow-core construction, punching leads tight bar（4）Interior space form draw
The telescopic chute of arc electrode；Electromagnetic drive component is by magnet coil（9）And coil rack（8）Composition, coil rack（8）Center
For the duct of insertion, there is drive rod in the duct of insertion（7）；
First electrode（1）And second electrode（2）Installed in support（3）Front end, first electrode（1）And second electrode（2）Enter
Row is nested to be set, second electrode（2）It is placed in first electrode（1）Annular solid within, first electrode（1）Inwall and second electrode
（2）Outer wall between space form ionization air drain（Ⅰ）, tight bar is led with punching（4）Second electrode（2）With support（3）Carry out
Close connection, support（3）Anterior hollow-core construction forms annular cooling chamber（3-1）, punching leads tight bar（4）The body of rod form ring
Shape cooling chamber（3-1）Inner ring wall body；Electromagnetic drive component is arranged on support（3）Rear end, be arranged on coil rack（8）In
Drive rod in heart duct（7）It extend into support（3）Rear portion in space.
A kind of 2. plasma electrode with ionization collaboration according to claim 1, it is characterized in that ring-shaped air chamber（Ⅴ）
There is medium input interface（Ⅱ）Access；In support（3）There is rotation air drain on the wall body of front end（3-7）, ring-shaped air chamber（Ⅴ）It is logical
Cross rotation air drain（3-7）It is communicated to ionization air drain（Ⅰ）, during operation, industrial harmful gas enters ring-shaped air chamber（Ⅴ）In, then by
Rotate air drain（3-7）Ionization air drain is entered in a manner of swirling eddy（Ⅰ）In.
A kind of 3. plasma electrode with ionization collaboration according to claim 1, it is characterized in that leading tight bar in punching
（4）Front portion have fastening screw head（4-2）, tight bar is led in punching（4）Rear end have interior hexagonal major part（4-1）.
A kind of 4. plasma electrode with ionization collaboration according to claim 1, it is characterized in that second electrode（2）'s
It is fluted in body（2-4）, groove（2-4）Notch towards outside, groove（2-4）Tight bar is led with punching（4）Interior space carry out
Mutually pass through connection.
A kind of 5. plasma electrode with ionization collaboration according to claim 1, it is characterized in that in second electrode（2）
Inner side have cooling annular groove（2-1）, cool down annular groove（2-1）With annular cooling chamber（3-1）Communicate, annular cooling chamber（3-1）Have cold
But water inlet（Ⅳ）Access and coolant outlet（Ⅲ）Pick out.
A kind of 6. plasma electrode with ionization collaboration according to claim 1, it is characterized in that in support（3）'s
There is electrical fitting in body（6）, electrical fitting（6）Body in have brush（13）, electrical fitting（6）Punching is arranged on to lead tightly
Bar（4）Afterwards.
A kind of 7. plasma electrode with ionization collaboration according to claim 1, it is characterized in that drive rod（7）For sky
Core structure, in drive rod（7）There is spaced magnetic bead in the hollow rod body at middle part and rear portion（10）And spacer beads（12）.
A kind of 8. plasma electrode with ionization collaboration according to claim 1, it is characterized in that in drive rod（7）On
Have for stretching out spacing major part spacing and that retraction is spacing（7-1）.
A kind of 9. plasma electrode with ionization collaboration according to claim 1, it is characterized in that in coil rack（8）
Rear end have positioning iron hoop（11）.
A kind of 10. plasma electrode with ionization collaboration according to claim 1, it is characterized in that in first electrode
（1）Wall body on have the first electric interfaces（17）Access；In support（3）Wall body on have the second electric interfaces（16）Access,
Second electric interfaces（16）With second electrode（2）It is electrically connected.
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| CN101083868B (en) * | 2007-07-06 | 2010-11-10 | 清华大学 | Preionization igniting device based atmosphere pressure discharging cold plasma generators |
| JP5828652B2 (en) * | 2011-03-24 | 2015-12-09 | 株式会社ダイヘン | Plasma mig welding torch |
| CN202310267U (en) * | 2011-09-28 | 2012-07-04 | 南京创能电力科技开发有限公司 | Plasma high-frequency arc ignition generator |
| CN104202899B (en) * | 2012-08-19 | 2017-09-15 | 衢州昀睿工业设计有限公司 | A kind of interior arc plasma gun for gasification furnace |
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