CN205336634U

CN205336634U - Plasma device of fuse striking

Info

Publication number: CN205336634U
Application number: CN201620122433.9U
Authority: CN
Inventors: 周开根
Original assignee: Quzhou Disheng Industrial Design Co Ltd
Current assignee: Quzhou Disheng Industrial Design Co Ltd
Priority date: 2016-02-16
Filing date: 2016-02-16
Publication date: 2016-06-22
Anticipated expiration: 2026-02-16

Abstract

The utility model provides a plasma device of fuse striking, relate to plasma device, including electrode holder, the first electrode, the second electrode, the third electrode and supporter, the first electrode is installed on electrode holder, electrode holder is connected to the front end of second electrode through enclosure, enclosure's inner space constitutes plasma and takes place the room, there is the round hole that link up at the disc body center of the third electrode, the front end at the supporter is installed to second electrode and the third electrode, the third electrode is arranged in within the ring form of second electrode, the space constitutes the ionization gas tank between the inner wall of second electrode and the outer wall of the third electrode, lead tight pole and fastening nut with the punching and carry on zonulae occludens to the third electrode and supporter. The utility model discloses be fit for to handle industry harmful gas or use in the solid waste disposal field, make treatment medium carry out the ionization activation earlier, handle under the effect of high temperature plasma electric arc again, obtain the target result more easily. The utility model discloses left out arching electrode 's drive arrangement, simple structure is reasonable and easy and simple to handle.

Description

The plasma device of fuse striking

Technical field

This utility model relates to plasma apparatus, especially relates to a kind of arc plasma device。

Background technology

Currently, plasma technology is widely used, industrial is applied to plasma ignition, plasma spraying, metal smelt, heating plasma manufacture nano material, cutting, waste incineration refuse process etc.。Processing mode and the general mode of plasma are made a world of difference, plasma is a kind of state formed under ionosphere or electric discharge phenomena, will generate excited atom along with electric discharge phenomena, excite the activity chemistry thing of molecule, dissociation atom, free atomic group, atom or molecular ion group and their reactions of colliding with other chemicals and causing。In plasma generator, discharge process makes work gas molecule lose outer-shell electron and form ionic condition, high temperature is produced through collision mutually, more than temperature is spent up to several ten thousand, when processed chemical industry harmful gas is subject to the plasma attack of High Temperature High Pressure, its molecule, atom will reconfigure and generate new material, so that harmful substance becomes innocuous substance。

In solid waste disposal field, it is re-used as gasifying agent after steam is decomposed into hydrogen, oxygen activity chemicals by plasma device and sends into gasification furnace, gasification reaction is carried out with house refuse or medical waste or industrial organic waste or agriculture and forestry organic waste material, the reaction carried out is exothermic reaction, do not need input oxygen or air-breathing, therefore house refuse or medical waste or industrial organic waste or agriculture and forestry organic waste material can be converted into and meet the hydrogen-rich synthetic gas that industrial chemicals application requires。

The plasma device researching and developing a kind of its target product application rational in infrastructure, applicable is the task of this area research staff, and the efficiency of raising plasma device, minimizing power consumption are the targets that this area research staff pursues。

Utility model content

The purpose of this utility model is to provide the plasma device of a kind of applicable process chemical industry harmful gas or pyrolysis purposes, and makes apparatus structure advantages of simple and efficiency high, to reduce power consumption。

The plasma device of a kind of fuse striking of the present utility model, including arc-spark stand the 1, first electrode the 3, second electrode the 6, the 3rd electrode 7 and supporter 8, it is characterized in that arc-spark stand 1 is for hollow rotary structure, arc-spark stand 1 has installation screw socket 1-2, first electrode 3 is arranged on the installation screw socket 1-2 of arc-spark stand 1, has cooling chamber III in the barred body structure of the first electrode 3；Arc-spark stand 1 is connected to the front end of the second electrode 6 by fender body 5, and the interior space of fender body 5 constitutes plasma generation chamber Ⅺ, and plasma generation chamber Ⅺ has product exit IV to pick out；Second electrode 6 is ring structure, 3rd electrode 7 is disc structure, there is through circular hole at the disc center of the 3rd electrode 7, at the fluted 7-1 in circular hole front end that the 3rd electrode 7 is through, second electrode 6 and the 3rd electrode 7 are arranged on the front end of supporter 8,3rd electrode 7 is placed within the annular solid of the second electrode 6, and between inwall and the outer wall of the 3rd electrode 7 of the second electrode 6, space constitutes ionization air drain V；There is axially extending bore at the center of supporter 8, leads tight bar 9 by punching and 10 the 3rd electrodes 7 of clamp nut carry out compact siro spinning technology with supporter 8。

In this utility model, having coolant inlet Ⅻ on arc-spark stand 1, have mozzle 1-3 in the hollow revolving body of arc-spark stand 1, coolant inlet Ⅻ is communicated to cooling chamber III by mozzle 1-3；Having coolant return flow line II, coolant return flow line II to have coolant outlet I to pick out in the hollow rotary structure of arc-spark stand 1, the cooling chamber III in the first electrode 3 barred body structure is communicated to coolant return flow line II；Product exit IV is arranged on the wall body of fender body 5；Having ring-shaped air chamber Ⅹ, ring-shaped air chamber Ⅹ to have medium input interface VI access in the annular solid of the second electrode 6, ring-shaped air chamber Ⅹ is communicated to ionization air drain V；Supporter 8 is the trough body structure of front opening, and the groove intracorporeal space of supporter 8 constitutes annular cooling chamber Ⅸ, and annular cooling chamber Ⅸ has cooling liquid inlet VIII to access and cooling liquid outlet VII picks out；Have cooling annular groove 7-2 in the inner side of the 3rd electrode 7, cooling annular groove 7-2 communicates with annular cooling chamber Ⅸ；The axially extending bore at supporter 8 center has seal groove 8-1；It is hollow-core construction that punching leads tight bar 9, and the rear end of interior space composition fuse via 9-5, fuse via 9-5 that punching leads tight bar 9 constitutes fuse installing port 9-3, and the groove 7-1 phase of fuse via 9-5 and the three electrode 7 passes through connection。In the specific implementation, the wall body of supporter 8 front end has the tangential air drain 8-3 for producing swirling eddy, make ring-shaped air chamber Ⅹ be communicated to ionization air drain V by tangential air drain 8-3；The wall body of fuse installing port 9-3 has the fastening bolt 11 for fixing striking fuse, striking fuse is arranged in the fuse via 9-5 that punching is led in tight bar 9, the fastened bolt 11 in rear end of striking fuse is fixed in fuse installing port 9-3, the front end of striking fuse is stretched out from the groove 7-1 of the 3rd electrode 7, make the front end head end close to the first electrode 3 of striking fuse, it is preferable that spacing is 5-30mm；The rear portion leading tight bar 9 in punching has the first electric interfaces 12 to access, and the first electric interfaces 12 leads the metallic rod body of tight bar 9 by punching and the 3rd electrode 7 is electrically connected；The wall body of the second electrode 6 there is the second electric interfaces 14 access；Having the 3rd electric interfaces 17 to access on the wall body of arc-spark stand 1, the 3rd electric interfaces 17 is electrically connected by metal material and first electrode 3 of arc-spark stand 1。Striking fuse described in the utility model is the line of low melting material, silk or bar, including the electric fuse of aluminum steel, fine copper wire or leypewter material。

In plasma device, plasma arc produces between two main electrodes, when can maintain plasma arc stable operation between two main electrodes, space length between two main electrodes is more big, the stroke of plasma arc is more long, chance and number of times that its electronics collides mutually will be more, its energy will be more big, when being used for processing industrial harmful gas, harmful gas is subject to the intensity of High Temperature High Pressure plasma attack can be bigger, and it reconfigures the efficiency becoming innocuous substance can be higher。This utility model utilizes fuse to carry out striking, first uses striking fuse to make the striking Distance Shortened between two main electrodes, and to reduce striking voltage, then striking fuse is shortened by corrode, makes generation high-temperature plasma electric arc between two main electrodes。This utility model takes the measure utilizing fuse striking to make the space length between two main electrodes of plasma device be extended, and strengthens the energy of high-temperature plasma, improves efficiency and saves electric energy；Application on the long-term equipment run continuously that this utility model is adapted at infrequently starting, eliminates the driving device of arc electrode, reduces manufacturing cost, simple and reasonable, easy and simple to handle, striking fuse is extremely cheap, its cost can be ignored, and therefore, this utility model has high cost performance。Two described main electrodes are the first electrode 3 and the 3rd electrode 7。

This utility model is application or application in solid waste disposal field in processing industrial harmful gas field, in order to improve the efficiency of plasma device further, this utility model arranges the second electrode 6 and the 3rd electrode 7 in the structure, second electrode 6 is carried out nested setting with the 3rd electrode 7,3rd electrode 7 is placed within the annular solid of the second electrode 6, makes the space between inwall and the outer wall of the 3rd electrode 7 of the second electrode 6 constitute ionization air drain V。During application, plasma operation power supply is connected to the first electric interfaces 12, then passes through punching and leads tight bar 9 and be connected to the 3rd electrode 7 and striking fuse；High voltage power supply is connected to the second electric interfaces 14；3rd electric interfaces 17 is the common return interface of plasma operation power supply and high voltage power supply；The described power supply that plasma operation power supply is 180-600V voltage, is characterized in low-voltage and high-current, and described high voltage power supply is the power supply of more than 10000V, is characterized in high voltage small area analysis。Then the work gas of industrial harmful gas or steam or other sources of the gas is input in the ring-shaped air chamber Ⅹ in the second electrode 6 wall body by medium input interface VI, entered in the ionization air drain V between the second electrode 6 and the 3rd electrode 7 by the tangential air drain 8-3 of supporter 8 front end again, swirling eddy is formed in ionization air drain V, just in ionization air drain V, form the electric field of air-flow isolation discharge mode, the work gas making industrial harmful gas or steam or other sources of the gas is ionized and increases activity, it is ionized the industrial harmful gas of activation again under the effect of high-temperature plasma electric arc, it is easier to and is more thoroughly processed into the innocuous substance of neutrality, or the steam being ionized activation is easier to be decomposed and gasifying agent as solid organic waste substances is applied。When specific works, the front end first making striking fuse extend into the position of the head end 5-30mm from the first electrode 3, the high voltage power supply of more than 10000V makes the ionization air drain V between the second electrode 6 and the 3rd electrode 7 carry out the electric discharge of air-flow isolation method, make to discharge between the head end of striking fuse and the head end of the first electrode 3 simultaneously, initial arc is formed between the head end and the head end of the first electrode 3 of striking fuse, then striking fuse is quickly shortened in the groove 7-1 of the 3rd electrode 7 by corrode, thus electric arc is guided on the 3rd electrode 7, make formation high-temperature plasma electric arc between the first electrode 3 and the 3rd electrode 7。

This utility model first makes high voltage power supply act in the ionization air drain V between the second electrode 6 and the 3rd electrode 7, the work gas of industrial harmful gas or steam or other sources of the gas is ionized and activates, then pass through striking fuse and carry out the striking between the first electrode 3 and the 3rd electrode 7, so as to produce high-temperature plasma electric arc between the first electrode 3 and the 3rd electrode 7, the work gas of industrial harmful gas or steam or other sources of the gas is carried out target process, it is easier to obtain target product。This utility model takes the measure of corrode striking to make the space length between the first electrode 3 and the 3rd electrode 7 be extended, and strengthens the energy of high-temperature plasma electric arc, improves efficiency and saves electric energy。Wherein, the electric energy producing high-temperature plasma electric arc is provided by plasma operation power supply。

When plasma device runs, produce the arc root of high-temperature plasma electric arc on the outer face of the 3rd electrode 7, in order to avoid bringing difficulty when arc electrode is sintered and makes replacing striking fuse on the 3rd electrode 7, this utility model arranges groove 7-1 in the body of the 3rd electrode 7, has certain space length between striking fuse head and the 3rd electrode 7 wall body after making striking effect complete。

The beneficial effects of the utility model are: be adapted at processing in industrial harmful gas field and apply or apply in solid waste disposal field, process medium is first made to carry out ionization activation, process under the effect of high-temperature plasma electric arc processing medium again, it is easier to obtain target product。Take the measure of corrode striking to make the space length between two main electrodes of plasma device be extended, strengthen the energy of high-temperature plasma electric arc, improve efficiency and save electric energy。This utility model eliminates the driving device of arc electrode, reduces manufacturing cost, simple and reasonable and easy and simple to handle。

Accompanying drawing explanation

Fig. 1 is the plasma device structure chart of a kind of fuse striking of the present utility model。

Fig. 2 is the A-A profile of Fig. 1。

Fig. 3 is that the punching in the plasma device of this utility model fuse striking leads tight bar structure chart。

In figure: 1. arc-spark stand, 1-1. connects screw socket, 1-2. installs screw socket, 1-3. mozzle, 2. sealing ring, 3. the first electrode, 3-1. installs screw head, 4. striking fuse, 5. fender body, 6. the second electrode, 7. the 3rd electrode, 7-1. groove, 7-2. cools down annular groove, 8. supporter, 8-1. seal groove, 8-2. installs screw head, the tangential air drain of 8-3., 9. punching leads tight bar, hexagonal major part in 9-1., 9-2. fastens screw, 9-3. fuse installing port, 9-4. leads tight screw head, 9-5. fuse via, 10. clamp nut, 11. fastening bolt, 12. the first electric interfaces, 13. sealing ring, 14. the second electric interfaces, 15. sealing gasket, 16. sealing ring, 17. the 3rd electric interfaces；I. coolant outlet, II. coolant return flow line, III. cooling chamber, IV. product exit, V. ionization air drain, VI. medium input interface, VII. cooling liquid outlet, VIII. cooling liquid inlet, Ⅸ. annular cooling chamber, Ⅹ. ring-shaped air chamber, Ⅺ. plasma generation chamber, Ⅻ. coolant inlet。

Detailed description of the invention

In embodiment shown in embodiment 1 Fig. 1, the plasma device of fuse striking is mainly by arc-spark stand 1, first electrode 3, second electrode 6, 3rd electrode 7, supporter 8 and punching are led tight bar 9 and are formed, wherein, arc-spark stand 1 is hollow rotary structure, arc-spark stand 1 there is coolant inlet Ⅻ access and coolant outlet I picks out, mozzle 1-3 is had in the hollow revolving body of arc-spark stand 1, the periphery of mozzle 1-3 constitutes coolant return flow line II, arc-spark stand 1 has the connection screw socket 1-1 for being connected to fender body 5 and for installing the installation screw socket 1-2 of electrode, first electrode 3 is arranged in the installation screw socket 1-2 of arc-spark stand 1, the sealing ring 2 of red copper material is had between front end and the first electrode 3 that screw socket 1-2 is installed, cooling chamber III is had in the barred body structure of the first electrode 3, coolant inlet Ⅻ is communicated to cooling chamber III by mozzle 1-3, cooling chamber III is communicated to coolant outlet I by coolant return flow line II；The cylindrical structure that fender body 5 is through in front and back, before and after fender body 5, the cylinder wall body of two ends is respectively arranged with externally threaded screw head, arc-spark stand 1 is connected to the front end of the second electrode 6 with thread connecting mode by fender body 5, the interior space of fender body 5 constitutes plasma generation chamber Ⅺ, plasma generation chamber Ⅺ has product exit IV to pick out, and product exit IV is arranged on the wall body of fender body 5；Second electrode 6 is ring structure, each female screw socket in front portion and rear portion of the second electrode 6 annular solid, has ring-shaped air chamber Ⅹ in the annular solid of the second electrode 6, and ring-shaped air chamber Ⅹ has medium input interface VI access；3rd electrode 7 is disc structure, and there is through circular hole at the disc center of the 3rd electrode 7, at the fluted 7-1 in circular hole front end that the 3rd electrode 7 is through, has cooling annular groove 7-2 in the inner side of the 3rd electrode 7；Supporter 8 is the trough body structure of front opening, the groove intracorporeal space of supporter 8 constitutes annular cooling chamber Ⅸ, annular cooling chamber Ⅸ communicates with the cooling annular groove 7-2 inside the 3rd electrode 7, annular cooling chamber Ⅸ has cooling liquid inlet VIII to access and cooling liquid outlet VII picks out, axially extending bore is had at the center of supporter 8, the seal groove 8-1 that axially extending bore rear portion is wedge-shaped cross section structure at supporter 8 center, the anterior outer wall of supporter 8 has installation screw head 8-2, the wall body of supporter 8 front end has the tangential air drain 8-3 for producing swirling eddy；Second electrode 6 screws on the installation screw head 8-2 of the anterior outer wall of supporter 8,3rd electrode 7 is placed within the annular solid of the second electrode 6, sealing gasket 15 is had between the wall body of the 3rd electrode 7 and supporter 8 front end, between inwall and the outer wall of the 3rd electrode 7 of the second electrode 6, space constitutes ionization air drain V, and ionization air drain V is communicated to ring-shaped air chamber Ⅹ by the tangential air drain 8-3 on the wall body of supporter 8 front end；Lead tight bar 9 by punching and 10 the 3rd electrodes 7 of clamp nut carry out compact siro spinning technology with supporter 8；It is hollow-core construction that punching leads tight bar 9, there is interior hexagonal major part 9-1 the front end leading tight bar 9 in punching, punching is led tight bar 9 and is passed from the circular hole at the 3rd electrode 7 center, punching is led the interior hexagonal major part 9-1 of tight bar 9 front portion and is deep in the groove 7-1 of the 3rd electrode 7, sealing ring 16 is had between the wall body of interior hexagonal major part 9-1 and the three electrode 7 center hole periphery, tight screw head 9-2 is led at the rear portion leading tight bar 9 in punching, punching is led the tight screw head 9-2 that leads at tight bar 9 rear portion and is stretched out from the axially extending bore at supporter 8 center, the sealing ring 13 having cross-section structure to be wedge shape in the seal groove 8-1 of axially extending bore；Punching is led the interior space of tight bar 9 and is constituted fuse via 9-5, the groove 7-1 phase of fuse via 9-5 and the three electrode 7 passes through connection, the rear end of fuse via 9-5 constitutes fuse installing port 9-3, the wall body of fuse installing port 9-3 has the fastening screw 9-2 for fixing striking fuse, fastening screw 9-2 has fastening bolt 11, striking fuse is arranged in the fuse via 9-5 that punching is led in tight bar 9, the fastened bolt 11 in rear end of striking fuse is fixed in fuse installing port 9-3, the front end of striking fuse is stretched out from the groove 7-1 of the 3rd electrode 7, the front end of striking fuse is close to the position of the head end 5-30mm from the first electrode 3；The rear portion leading tight bar 9 in punching has the first electric interfaces 12 to access, and the first electric interfaces 12 leads the metallic rod body of tight bar 9 by punching and the 3rd electrode 7 is electrically connected；The wall body of the second electrode 6 there is the second electric interfaces 14 access；Having the 3rd electric interfaces 17 to access on the wall body of arc-spark stand 1, the 3rd electric interfaces 17 is electrically connected by metal material and first electrode 3 of arc-spark stand 1。In the present embodiment, the distance between the first electrode 3 and the 3rd electrode 7 is meet to make plasma arc maintain the maximum spacing run when striking；The electric fuse of the leypewter material of low melting point selected by described striking fuse 4；First electrode 3 and the 3rd electrode 7 select tungsten alloy material to make；Arc-spark stand the 1, second electrode 6 and punching are led tight bar 9 and are selected ordinary metallic material to make；Fender body 5 selects high temperature resistant nonmetallic materials to make；Supporter 8 selects bakelite material or polytetrafluoroethylmaterial material to make；Sealing ring 16 selects the graphite asbestos composite material with electric conductivity to make。

The present embodiment is application or application in solid waste disposal field in processing industrial harmful gas field, during application, first assembling striking fuse 4, making the head end of striking fuse 4 and the space length of the first electrode 3 is 5-30mm, the plasma operation power supply of 180-600V is connected to the first electric interfaces 12, the high voltage power supply of more than 10000V is connected to the second electric interfaces 14, and the 3rd electric interfaces 17 is the common return interface of plasma operation power supply and high voltage power supply；Then the work gas of industrial harmful gas or steam or other sources of the gas is input in ring-shaped air chamber Ⅹ by medium input interface VI, entered in ionization air drain V by tangential air drain 8-3 in swirling eddy mode again, the high voltage power supply of more than 10000V makes the ionization air drain V between the second electrode 6 and the 3rd electrode 7 carry out the electric discharge of air-flow isolation method, the work gas making industrial harmful gas or steam or other sources of the gas is ionized and increases activity, make to discharge between the head end of striking fuse 4 and the first electrode 3 simultaneously, initial arc is formed between the head end and the head end of the first electrode 3 of striking fuse 4, in the head end of the striking fuse 4 groove 7-1 by corrode to the 3rd electrode 7, thus electric arc is guided on the 3rd electrode 7, high-temperature plasma electric arc is formed in plasma generation chamber Ⅺ between the first electrode 3 and the 3rd electrode 7；Under the effect of the industrial harmful gas high-temperature plasma electric arc in plasma generation chamber Ⅺ again that ionization air drain V is ionized activation, the molecule of its harmful gas, atom will reconfigure and generate new material, so that harmful substance becomes innocuous substance, the target product after process exports from the product exit IV fender body 5 wall body；Or steam is by, after ionizing activation, being decomposed into hydrogen, oxygen activity chemicals as gasifying agent utilization then through high-temperature plasma electric arc, make solid organic waste substances gasification for useful chemical raw material gas。

Claims

1. the plasma device of a fuse striking, including arc-spark stand (1), the first electrode (3), the second electrode (6), the 3rd electrode (7) and supporter (8), it is characterized in that arc-spark stand (1) is for hollow rotary structure, arc-spark stand (1) has installation screw socket (1-2), first electrode (3) is arranged on the installation screw socket (1-2) of arc-spark stand (1), has cooling chamber (III) in the barred body structure of the first electrode (3)；Arc-spark stand (1) is connected to the front end of the second electrode (6) by fender body (5), and the interior space of fender body (5) constitutes plasma generation chamber (Ⅺ), and plasma generation chamber (Ⅺ) has product exit (IV) to pick out；Second electrode (6) is ring structure, 3rd electrode (7) is disc structure, there is through circular hole at the disc center of the 3rd electrode (7), in the circular hole front end fluted (7-1) that the 3rd electrode (7) is through, second electrode (6) and the 3rd electrode (7) are arranged on the front end of supporter (8), 3rd electrode (7) is placed within the annular solid of the second electrode (6), and between inwall and the outer wall of the 3rd electrode (7) of the second electrode (6), space constitutes ionization air drain (V)；There is axially extending bore at the center of supporter (8), leads tight bar (9) and clamp nut (10) by punching and the 3rd electrode (7) and supporter (8) are carried out compact siro spinning technology。

2. the plasma device of a kind of fuse striking according to claim 1, it is characterized in that having coolant inlet (Ⅻ) on arc-spark stand (1), having mozzle (1-3) in the hollow revolving body of arc-spark stand (1), coolant inlet (Ⅻ) is communicated to cooling chamber (III) by mozzle (1-3)。

3. the plasma device of a kind of fuse striking according to claim 1, it is characterized in that having in the hollow rotary structure of arc-spark stand (1) coolant return flow line (II), coolant return flow line (II) has coolant outlet (I) to pick out, and the cooling chamber (III) in the first electrode (3) barred body structure is communicated to coolant return flow line (II)。

4. the plasma device of a kind of fuse striking according to claim 1, is characterized in that product exit (IV) is arranged on the wall body of fender body (5)。

5. the plasma device of a kind of fuse striking according to claim 1, it is characterized in that the annular solid of the second electrode (6) has ring-shaped air chamber (Ⅹ), ring-shaped air chamber (Ⅹ) has medium input interface (VI) to access, and ring-shaped air chamber (Ⅹ) is communicated to ionization air drain (V)。

6. the plasma device of a kind of fuse striking according to claim 1, it is characterized in that the trough body structure that supporter (8) is front opening, the groove intracorporeal space of supporter (8) constitutes annular cooling chamber (Ⅸ), and annular cooling chamber (Ⅸ) has cooling liquid inlet (VIII) to access and cooling liquid outlet (VII) picks out；Have cooling annular groove (7-2) in the inner side of the 3rd electrode (7), cooling annular groove (7-2) communicates with annular cooling chamber (Ⅸ)。

7. the plasma device of a kind of fuse striking according to claim 1, is characterized in that having seal groove (8-1) in the axially extending bore at supporter (8) center。

8. the plasma device of a kind of fuse striking according to claim 1, it is characterized in that punching leads tight bar (9) is hollow-core construction, punching is led the interior space of tight bar (9) and is constituted fuse via (9-5), the rear end of fuse via (9-5) constitutes fuse installing port (9-3), and fuse via (9-5) passes through mutually with the groove (7-1) of the 3rd electrode (7) and connects。