CN107959999A - Non transferred arc plasma torch - Google Patents
Non transferred arc plasma torch Download PDFInfo
- Publication number
- CN107959999A CN107959999A CN201711279703.2A CN201711279703A CN107959999A CN 107959999 A CN107959999 A CN 107959999A CN 201711279703 A CN201711279703 A CN 201711279703A CN 107959999 A CN107959999 A CN 107959999A
- Authority
- CN
- China
- Prior art keywords
- striking
- construction part
- anode construction
- cathode structure
- plasma torch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H05H1/28—Cooling arrangements
Abstract
The invention discloses a kind of non transferred arc plasma torch, non transferred arc plasma torch includes：Housing, anode construction part, cathode structure, striking pin and fluid passage.Anode construction part has striking hole, and cathode structure is spaced apart with anode construction part, and striking pin is movably disposed in striking hole, and striking pin is contacted with cathode structure, and fluid passage cools down anode construction part and cathode structure by cooling water.Non transferred arc plasma torch according to the present invention, by setting striking hole in anode construction part, striking pin can move in striking hole, so that anode construction part can connect igniting with cathode structure by striking pin, it is simple in structure, easy to operate.And, fluid passage can carry out cooling down to anode construction part and cathode structure, prevent the striking pin in striking hole from melting, so as to block striking hole using remaining striking pin in striking hole, prevent plasma gas from being projected from striking hole, improve the performance of non transferred arc plasma torch.
Description
Technical field
The present invention relates to technical field of plasma, specifically, more particularly to a kind of non transferred arc plasma torch.
Background technology
Untransferable arc plasma apparatus passes through in cathode and anode frequently with contact and contactless striking, contact starting
Between add a striking pin, or it is existing anode and cathode is contacted, pull open the distance between anode and cathode again after striking.It is related
In technology, addition striking pin is more troublesome, and anode must be removed to dress striking pin before striking every time.And anode and cathode is directly drawn
Arc can then influence the service life of anode and cathode, and cathode must must make packaged type, add non transferred arc plasma torch
Manufacture difficulty.
The content of the invention
It is contemplated that at least solve one of technical problem existing in the prior art.For this reason, the present invention proposes that one kind is non-
Transferred arc plasma torch, the non transferred arc plasma torch have the advantages that simple in structure, easy to operate.
Non transferred arc plasma torch according to embodiments of the present invention, including：Housing；Anode construction part, the anode construction
Part is located in the housing, has striking hole on the anode construction part；Cathode structure, the cathode structure is positioned at described
In housing, the cathode structure is spaced apart with the anode construction part；Striking pin, the striking pin are movably disposed in described
In striking hole, the striking pin is suitable for contacting with the cathode structure；Fluid passage, the fluid passage is by cooling down moisture
It is other that the anode construction part and the cathode structure are cooled down.
Non transferred arc plasma torch according to embodiments of the present invention, by setting striking hole, striking pin in anode construction part
It can be moved in striking hole, so that anode construction part and cathode structure can connect igniting by striking pin, simple in structure,
It is easy to operate.Moreover, being provided with fluid passage in non transferred arc plasma torch, fluid passage can be to cathode structure and anode
Structural member carries out cooling down, prevents the striking pin in striking hole from melting, so as to utilize remaining striking pin in striking hole
Striking hole is blocked, prevents plasma gas from being projected from striking hole, improves the performance of non transferred arc plasma torch.
According to some embodiments of the present invention, the striking pin is soft striking pin.Thus, easy to drawing in striking hole
The cleaning of arc pin.
In some embodiments of the invention, the striking pin is the striking pin made of tin alloy or graphite.It can manage
Solution, tin alloy has good electric conductivity, fusing point is low, hardness is small, striking pin is made using tin alloy, easy to untransferable arc
The igniting striking and easy to the cleaning to striking pin in striking hole of plasma gun.Striking pin can also use soft graphite, stone
Ink has good electric conductivity, and hardness is relatively low, easy to clean after being finished.
According to some embodiments of the present invention, the anode construction part is the anode construction part made of copper alloy.Copper closes
Gold utensil has good electric conductivity and hardness is higher, and anode construction part can improve non transferred arc plasma torch performance using copper alloy
Stability.
In some embodiments of the invention, the striking pin and the anode construction part are detachably connected.Thus, just
In the replacement of striking pin.
According to some embodiments of the present invention, the anode construction part and the cathode structure are all removable with the housing
Connect with unloading.Thus, easy to the dismounting of anode construction part and cathode structure, consequently facilitating anode construction part and cathode structure
Maintenance replace.
In some embodiments of the invention, further include：First fixing piece, first fixing piece are located at the housing
It is interior, and first fixing piece is connected with the housing, the anode construction part is connected with first fixing piece.Thus, may be used
Anode construction part is fixed on housing by the first fixing piece, easy to being linked and packed between anode construction part and housing.
Further, first fixing piece limits the fluid passage for cooling down the anode construction part.By
This, refrigerant can be flowed into fluid passage, to carry out cooling down to anode construction part.
According to some embodiments of the present invention, further include：Second fixing piece, second fixing piece are located at the housing
It is interior, and second fixing piece is connected by insulator with the housing, the cathode structure connects with second fixing piece
Connect.Thus, cathode structure and housing can by the second fixing piece assembly connection, consequently facilitating cathode structure and housing it
Between fixing assembling.
In some embodiments of the invention, the end of the cathode structure has taper surface, and the striking pin is suitable for
Contacted with the taper surface.Thus, by setting star-pursuing face in cathode structure, cathode structure can be reduced to plasma (orifice) gas
The resistance of body, and easy to the contact connectio of striking pin and cathode structure.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the structure diagram of non transferred arc plasma torch according to embodiments of the present invention.
Reference numeral：
Non transferred arc plasma torch 100,
Housing 10,
Anode construction part 20, striking hole 210,
Cathode structure 30,
Striking pin 40,
First fixing piece 50, fluid passage 510,
Second fixing piece 60.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right", " top ",
The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that signified device or element there must be specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, define " first ", the feature of " second "
It can express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Non transferred arc plasma torch 100 according to embodiments of the present invention, non transferred arc plasma torch are described below with reference to Fig. 1
100 include：Housing 10, anode construction part 20, cathode structure 30, striking pin 40 and fluid passage 510.
Specifically, anode construction part 20 is located in housing 10, has striking hole 210, cathode knot on anode construction part 20
Component 30 is located in housing 10, and cathode structure 30 is spaced apart with anode construction part 20, and striking pin 40 is movably disposed in striking
In hole 210, striking pin 40 is suitable for contacting with cathode structure 30, and fluid passage is by cooling water respectively to 20 He of anode construction part
Cathode structure 30 is cooled down.
It should be noted that as shown in Figure 1, striking pin 40 can move in striking hole 210, when striking pin 40 and cathode
When structural member 30 contacts, cathode structure 30 and anode construction part 20 are connected by striking pin 40, so as to fulfill untransferable arc etc.
The igniting striking of ion gun 100, it is simple in structure, easy to operate, and effectively overcome anode construction part 20 and cathode structure
30 directly contact and the problem of influence 30 service life of anode construction part 20 and cathode structure.Striking pin 40 is lighted a fire after striking
Melting is blown, and is melted and is blown the striking pin 40 of part and be shot up non transferred arc plasma torch 100, part striking pin 40 residues in
In the striking hole 210 of anode construction part 20.By setting fluid passage, the part cooling water in fluid passage can be to anode knot
Component 20 carries out cooling down, so as to prevent the striking pin 40 in striking hole 210 to be melted, non transferred arc plasma torch
In 100 work operational process, striking pin 40 can block striking hole 210, prevent plasma gas from being projected from striking hole 210.
Non transferred arc plasma torch 100 according to embodiments of the present invention, by setting striking hole in anode construction part 20
210, striking pin 40 can move in striking hole 210, so that anode construction part 20 and cathode structure 30 can pass through striking
The connection igniting of pin 40, it is simple in structure, easy to operate.Moreover, non transferred arc plasma torch 100 is provided with fluid passage 510, fluid
Passage 510 can carry out cooling down to anode construction part 20 and cathode structure 30, prevent the striking pin 40 in striking hole 210
Melting, so as to block striking hole 210 using remaining striking pin 40 in striking hole 210, prevents plasma gas from striking
Hole 210 is projected, and improves the performance of non transferred arc plasma torch 100.
According to some embodiments of the present invention, striking pin 40 is soft striking pin 40, and the hardness of striking pin 40 can be less than
The hardness of anode construction part 20.It should be noted that striking pin 40 can be disposable striking pin 40.Thus, it is soft by selecting
Matter striking pin 40, easy to the taking-up and cleaning of the striking pin 40 in striking hole 210.It should be noted that untransferable arc etc. from
After sub- 100 blow-out of rifle, the striking pin 40 in striking hole 210 can be cleaned out using dedicated thimble, the hardness of thimble can
With the hardness more than striking pin 40, in order to the cleaning of striking pin 40.So as in next striking, be placed again into new striking pin
40。
In some embodiments of the invention, striking pin 40 can be the striking pin 40 made of tin alloy or graphite.
That is striking pin 40 can select striking pin 40 made of tin alloy.It is understood that tin alloy has relatively low melt
Point, and the hardness of tin alloy is relatively low.Thus, the convenient fusing after striking of striking pin 40,40 part of striking pin of fusing can be with
Projected from non transferred arc plasma torch 100, it is easy to operate.Moreover, after 100 blow-out of non transferred arc plasma torch, since tin closes
The hardness of golden striking pin 40 is relatively low, easy to the cleaning of the striking pin 40 in striking hole 210.Striking pin 40 can also be by graphite system
Into graphite has good electric conductivity, and hardness is relatively low, easy to clean after being finished.It is understood that striking pin 40
Material is not limited to tin alloy material and graphite material, can also be other good conductivities, the alloy material that fusing point is low, hardness is low
Matter.
According to some embodiments of the present invention, anode construction part 20 is the anode construction part 20 made of copper alloy.Can be with
Understand, copper alloy has good electric conductivity, and the hardness of copper alloy is higher.Thus, easy to anode construction part 20
With the conducting between cathode structure 30, moreover, easy to the clear of the striking pin 40 in the striking hole 210 to anode construction part 20
Reason.
In some embodiments of the invention, striking pin 40 and anode construction part 20 are detachably connected.Thus, easy to drawing
Arc pin 40 using and replacing.It should be noted that in 100 striking of non transferred arc plasma torch, striking pin 40 can be stretched
Enter to striking hole 210, the point of non transferred arc plasma torch 100 is realized to connect anode construction part 20 and cathode structure 30
Fire.Striking pin 40 is melted in the moment of striking, after non transferred arc plasma torch 100 is flame-out, can utilize dedicated thimble
Striking pin 40 in striking hole 210 is cleaned out.
According to some embodiments of the present invention, anode construction part 20 and cathode structure 30 all removably connect with housing 10
Connect.That is, can be detachably connected between anode construction part 20 and housing 10, thus, easy to anode construction part 20
With the dismounting between housing 10, replaced in order to the maintenance of anode construction part 20；Can also be cathode structure 30 and housing 10
Between it is detachably connected, thus, easy to the dismounting between cathode structure 30 and housing 10, in order to cathode structure 30
Maintenance is replaced；Certainly it can also be that anode construction part 20 and cathode structure 30 are detachably connected with housing 10, thus, just
In the dismounting of anode construction part 20 and cathode structure 30, in order to anode construction part 20 and cathode structure 30 maintenance more
Change.
In some embodiments of the invention, non transferred arc plasma torch 100 can also include：First fixing piece 50, the
One fixing piece 50 is located in housing 10, and the first fixing piece 50 is connected with housing 10,20 and first fixing piece 50 of anode construction part
Connection.Thus, anode construction part 20 can be fixedly connected by the first fixing piece 50 with housing 10, in order to anode construction part 20
With the assembling between housing 10, with improve efficiency of assembling, reduce production cost.
First fixing piece 50 limits the fluid passage 510 for cooling down anode construction part 20.Thus, refrigerant can flow
Flowing in body passage 510, to be cooled down to anode construction part 20.It is for instance possible to use water-cooling pattern, fluid passage
Water is passed through in 510, anode construction part 20 is cooled down, makes the temperature control of anode construction part 20 within 100 DEG C, is prevented
Only the striking pin 40 in striking hole 210 is melted, for example, when striking pin 40 is using tin alloy material, due to tin alloy material
40 fusing point of striking pin it is relatively low, cooling down is carried out to anode construction part 20 with cooling water, can effectively prevent 40 quilt of striking pin
Melting.Thus, it is possible to prevent plasma gas from being flowed out from striking hole 210, the workability of non transferred arc plasma torch 100 is improved
Energy.
According to some embodiments of the present invention, non transferred arc plasma torch 100 can also include：Second fixing piece 60, the
Two fixing pieces 60 are located in housing 10, and the second fixing piece 60 is connected by insulator with housing 10, cathode structure 30 and
Two fixing pieces 60 connect.Thus, cathode structure 30 can be fixedly connected by the second fixing piece 60 and insulator with housing 10,
Consequently facilitating the assembling between cathode structure 30 and housing 10, to improve efficiency of assembling, reduces production cost.Moreover, pass through
Insulator is set between the second fixing piece 60 and housing 10, can prevent anode construction part 20 from directly being led with cathode structure 30
It is logical, improve the stability of the work of non transferred arc plasma torch 100.
According to some embodiments of the present invention, the second fixing piece 60 is limited leads to for cooling down the fluid of cathode structure 30
Road 510, can be passed through cooling water in fluid passage 510, to carry out cooling down to cathode structure 30, prevent cathode structure
30 damage because temperature is excessive.
In some embodiments of the invention, as shown in Figure 1, the end of cathode structure 30 there can be taper surface, draw
Arc pin 40 is suitable for contacting with taper surface.It should be noted that setting taper surface in the end face of cathode structure 30, the moon can be reduced
Pole structural member 30 flows out plasma gas the resistance of non transferred arc plasma torch 100, to improve non transferred arc plasma torch 100
Working performance.Moreover, taper surface is set in cathode structure 30, easy to the contact with cathode structure 30 of striking pin 40, from
And can be in order to the connection between anode construction part 20 and cathode structure 30, and then it is easy to non transferred arc plasma torch 100
Striking.
Untransferable arc plasma according to embodiments of the present invention is described in detail with a specific embodiment referring to Fig. 1
Rifle 100.It is worth understanding, it is described below to be merely illustrative, rather than the concrete restriction to the present invention.
As shown in Figure 1, non transferred arc plasma torch 100 includes：Housing 10, anode construction part 20, cathode structure 30, draw
Arc pin 40, fluid passage 510, the first fixing piece 50 and the second fixing piece 60.
Wherein, as shown in Figure 1, anode construction part 20 is located in housing 10, anode construction part 20 is made of copper alloy.Anode
Structural member 20 is connected with the first fixing piece 50, and the first fixing piece 50 is located in housing 10, and the first fixing piece 50 is connected with housing 10.
Striking pin 40 and anode construction part 20 are detachably connected, have striking hole 210 on anode construction part 20, and striking pin 40 is removable
Ground is arranged in striking hole 210, and the hardness of striking pin 40 is less than the hardness of anode construction part 20, and striking pin 40 is made of tin alloy.
The part of fluid passage 510 is contacted with anode construction part 20, and the first fixing piece 50 is limited for cooling down anode construction part 20
Fluid passage 510, to be cooled down to anode construction part 20.
Cathode structure 30 is arranged at intervals with anode construction part 20, and the end of cathode structure 30 has taper surface, striking
Pin 40 is suitable for contacting with taper surface.Cathode structure 30 is located in housing 10, and cathode structure 30 is connected with the second fixing piece 60,
Second fixing piece 60 is located in housing 10, and insulator, and the second fixing piece 60 are provided between the second fixing piece 60 and housing 10
It is connected by insulating part with housing 10.Second fixing piece 60 limits the coolant flow channel for cooling down cathode structure 30, with right
Cathode structure 30 carries out cooling down.
It should be noted that in striking, striking pin 40 is inserted into striking hole 210 for non transferred arc plasma torch 100, sun
Pole structural member 20 is connected with cathode structure 30 by striking pin 40, with striking of lighting a fire.Moment of the striking pin 40 in igniting striking
Fusing, the part striking pin 40 after fusing is projected from non transferred arc plasma torch 100, simple in structure, easy to operate, moreover, having
Effect overcomes anode construction part 20 and 30 direct contacting ignition arc of cathode structure and influences anode construction part 20 and cathode structure
The problem of 30 service life.
Part cooling water in fluid passage flows into from fluid passage 510 and directly contacts anode construction part 20, with to sun
Pole structural member 20 carries out cooling down, the temperature of anode construction part 20 is less than 100 DEG C, so as to prevent in striking hole 210
Striking pin 40 be melted so that the striking pin 40 remained in striking hole 210 can block striking hole 210, prevent plasma
Gas outflow out of striking hole 210, and then improve the working performance of non transferred arc plasma torch 100.In coolant flow channel 510
Another part cooling water can flow to cathode structure 30, to carry out cooling down to cathode structure 30.
Thus, by setting striking hole 210 in anode construction part 20, striking pin 40 can move in striking hole 210, from
It is simple in structure, easy to operate and anode construction part 20 can connect igniting with cathode structure 30 by striking pin 40.Moreover,
Non transferred arc plasma torch 100 is provided with fluid passage 510, and the refrigerant in fluid passage 510 can be to 20 He of anode construction part
Cathode structure 30 carries out cooling down, prevents the striking pin 40 in striking hole 210 from melting, so as to utilize striking hole 210
Interior remaining striking pin 40 blocks striking hole 210, prevents plasma gas from being projected from striking hole 210, improves untransferable arc etc.
The performance of ion gun 100.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment of the present invention or example.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can combine in an appropriate manner in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (10)
- A kind of 1. non transferred arc plasma torch, it is characterised in that including：Housing；Anode construction part, the anode construction part are located in the housing, have striking hole on the anode construction part；Cathode structure, the cathode structure is located in the housing, between the cathode structure and the anode construction part Separate；Striking pin, the striking pin are movably disposed in the striking hole, and the striking pin is suitable for and the cathode structure Contact；Fluid passage, the fluid passage respectively carry out the anode construction part and the cathode structure by cooling water cold But.
- 2. non transferred arc plasma torch according to claim 1, it is characterised in that the striking pin is soft striking pin.
- 3. non transferred arc plasma torch according to claim 1, it is characterised in that the striking pin is by tin alloy or stone Striking pin made of ink.
- 4. non transferred arc plasma torch according to claim 1, it is characterised in that the anode construction part is by copper alloy Manufactured anode construction part.
- 5. non transferred arc plasma torch according to claim 1, it is characterised in that the striking pin and the anode construction Part is detachably connected.
- 6. non transferred arc plasma torch according to claim 1, it is characterised in that the anode construction part and the cathode Structural member is all detachably connected with the housing.
- 7. non transferred arc plasma torch according to claim 1, it is characterised in that further include：First fixing piece, first fixing piece is located in the housing, and first fixing piece is connected with the housing, institute Anode construction part is stated to be connected with first fixing piece.
- 8. non transferred arc plasma torch according to claim 7, it is characterised in that first fixing piece, which limits, to be used for Cool down the fluid passage of the anode construction part.
- 9. non transferred arc plasma torch according to claim 1, it is characterised in that further include：Second fixing piece, second fixing piece are located in the housing, and second fixing piece by insulator with it is described Housing connects, and the cathode structure is connected with second fixing piece.
- 10. non transferred arc plasma torch according to claim 1, it is characterised in that the end tool of the cathode structure There is taper surface, the striking pin is suitable for contacting with the taper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279703.2A CN107959999A (en) | 2017-12-06 | 2017-12-06 | Non transferred arc plasma torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279703.2A CN107959999A (en) | 2017-12-06 | 2017-12-06 | Non transferred arc plasma torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107959999A true CN107959999A (en) | 2018-04-24 |
Family
ID=61958141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711279703.2A Pending CN107959999A (en) | 2017-12-06 | 2017-12-06 | Non transferred arc plasma torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107959999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025463A (en) * | 2021-12-16 | 2022-02-08 | 合肥爱普利等离子体有限责任公司 | Arc striking device and arc striking method for arc plasma torch |
-
2017
- 2017-12-06 CN CN201711279703.2A patent/CN107959999A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025463A (en) * | 2021-12-16 | 2022-02-08 | 合肥爱普利等离子体有限责任公司 | Arc striking device and arc striking method for arc plasma torch |
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