CN202941033U - Air plasma spray gun - Google Patents
Air plasma spray gun Download PDFInfo
- Publication number
- CN202941033U CN202941033U CN 201220524776 CN201220524776U CN202941033U CN 202941033 U CN202941033 U CN 202941033U CN 201220524776 CN201220524776 CN 201220524776 CN 201220524776 U CN201220524776 U CN 201220524776U CN 202941033 U CN202941033 U CN 202941033U
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- spray gun
- air
- plasma
- plasma spray
- electrodes
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Abstract
The utility model relates to a novel air plasma spray gun comprising a plasma power supply, a plasma spray head and an electric fan. The air plasma spray gun is characterized in that the plasma spray gun is formed by installing two nearly parallel rod electrodes in a ceramic shell with two through ends; each rod electrode is respectively connected with two output ends of the power supply; one end of the shell is cylinder air inlet, and the other end of the shell is a flat nozzle; an end part of the cylinder air inlet is installed with the electric fan; air flow is sprayed out from the flat nozzle; after the power supply is switched on, end parts of the two electrodes are formed with tip arc discharge, and the discharge arc is sprayed out from the flat nozzle under the blowing of the air flow. The air plasma spray gun is used for material surface modification, surface sterilization and fabric singeing.
Description
Technical field
The utility model relates to a kind of novel air plasma spray gun body, especially an a kind of end of gun case is the cylindrical shape air inlet, the other end is the flat spout, and electric fan blows two electric arcs between the bar electrode, the device that arc-plasma is outwards sprayed from the flat mouth.
Background technology
Normal pressure heat plasma spray gun body has been widely used in the industrial circles such as plasma-torch cutting, thermal spraying.This spray gun is the discharge type that adopts DC power supply, and housing is the metal material that is connected with ground, working gas generally adopts argon gas, and this plasma torch can not for the treatment of the surface treatment of macromolecular material, can not be used for the processing of singing on fabric surface.
What adopt as for the described slippage arc plasma of some document is the metal disk electrode, and when discharge, electric arc slides on electrode wafer, and is also unstable from the plasma line of spout ejection, and the precision that is not suitable for doing the surface is processed.
The utility model is the point discharge of adopting the bar electrode, after blowing through air-flow, allows rectilinear point discharge become arc and is outwards sprayed by spout.Its advantage is the arc stability of point discharge, and the length of electric arc can be regulated by the spacing, spout size and the strength of discharge that change electrode in air-flow size, spout.
The utility model content
in order to achieve the above object, the purpose of this utility model is to provide a kind of novel air plasma spray gun body, comprise plasma electrical source, the plasma shower nozzle, electric fan, it is characterized by: plasma torch is to be close to parallel bar electrodes by two of installations in the ceramic shell of a two ends perforation to consist of, each bar electrode is connected with two outputs of power supply respectively, one end of housing is the cylindrical shape air inlet, the other end is the flat spout, an electric fan is installed in end at the cylinder air inlet, in cylinder, air-flow is to spray from the flat mouth, after switching on power, arc discharge tapers off to a point in the end of two electrodes, this electrical discharge arc is under the blowing of air-flow, from flat spout ejection.
Described a kind of novel air plasma spray gun body, it is characterized by: an end of this plasma gun case is the cylindrical shape air inlet, the other end is the flat spout.
Described a kind of novel air plasma spray gun body, it is characterized by: plasma discharge is to produce between the tip of two electrodes in cylinder, two electrodes are that symmetry is arranged in cylinder, spacing between eletrode tip is the 10-40 millimeter, the diameter of bar electrode is the 2-5 millimeter, and the other end of electrode is connected with two outputs of a high voltage source respectively.
Described a kind of novel air plasma spray gun body comprises plasma electrical source, plasma shower nozzle, electric fan etc., it is characterized by: an electric fan is installed in the end at housing cylindrical shape air inlet, and the air-flow that blows out from this electric fan sprays from the flat mouth.
Described a kind of novel air plasma spray gun body, it is characterized by: the power supply that is connected with two electrodes is the medium-high frequency high voltage source, the output P-to-P voltage of power supply is greater than 15000 volts, frequency range is in the 0.5-60 KHz, when switching on power, end at two electrodes forms arc discharge, and this electrical discharge arc becomes arc and sprays from flat spout under the blowing of air-flow.
Main application of the present utility model is: this air plasma spray gun body is to singe for material surface modifying, surface sterilizing and fabric.
Description of drawings
Fig. 1 is utility model embodiment air plasma spray gun body Facad structure cross-sectional schematic.
Fig. 2 is utility model embodiment air plasma spray gun body side structure cross-sectional schematic.
Fig. 3 is that utility model embodiment air plasma spray gun body spout structure is looked schematic diagram.
Embodiment:
See also Fig. 1, Fig. 2 and Fig. 3, a kind of novel air plasma spray gun body comprises plasma electrical source 101, plasma torch housing 106 and electric fan 102 etc.Concrete structure is: plasma torch is to connect ceramic shell 106 by two ends to consist of, be cylinder air inlet 106-1 at housing 106 housing one ends, the other end is flat spout 106-2, be close to parallel bar electrode 105-1 and 105-2 two of the interior installations of housing 106, bar electrode 105-1 is connected with power supply 101 by wire 108, and bar electrode 105-2 is connected with ground electrode.At the cylinder air inlet end 106-1 of housing 106, an electric fan 102 is installed, the air-flow in 106 of housings is to spray from flat mouth 106-2.
A compression section is arranged, as 107 indication positions in Fig. 2 on housing 106.As shown in Figure 1.
Plasma discharge is to produce between the tip location 103 of two electrode 105-1 in cylinder and 105-2, two electrodes are that symmetry is arranged in cylinder, as shown in Figure 1, spacing between eletrode tip is the 10-40 millimeter, the diameter of bar electrode is between the 2-5 millimeter, and the bar electrode material is for adopting brass material or tungsten.
Switch on power 101 connect with electrode 105-1 after after, the arc discharge that tapers off to a point at the most advanced and sophisticated position of two electrode 105-1 and 105-2, this electrical discharge arc are under the blowing of air-flow, from flat spout 106-2 ejection, form plasma 104 lines, as depicted in figs. 1 and 2.
Fig. 3 is the most advanced and sophisticated position location drawing of electrode 105-1 and 105-2, and the distance range that vents face is left at two tips is the 1-20 millimeter.
The above is described the utility model in conjunction with specific embodiments, for a person skilled in the art, do not breaking away from spirit and scope situation of the present utility model, can make a change and revise above-described embodiment, these changes and modification be all in claim limited range of the present utility model.
Claims (5)
1. novel air plasma spray gun body, comprise plasma electrical source, the plasma shower nozzle, electric fan, it is characterized by: plasma torch is to be close to parallel bar electrodes by two of installations in the ceramic shell of a two ends perforation to consist of, each bar electrode is connected with two outputs of power supply respectively, one end of housing is the cylindrical shape air inlet, the other end is the flat spout, an electric fan is installed in end at the cylinder air inlet, in cylinder, air-flow is to spray from the flat mouth, after switching on power, arc discharge tapers off to a point in the end of two electrodes, this electrical discharge arc is under the blowing of air-flow, from flat spout ejection.
2. a kind of novel air plasma spray gun body as claimed in claim 1, it is characterized by: an end of this plasma gun case is the cylindrical shape air inlet, the other end is the flat spout.
3. a kind of novel air plasma spray gun body as claimed in claim 1, it is characterized by: plasma discharge is to produce between the tip of two electrodes in cylinder, two electrodes are that symmetry is arranged in cylinder, spacing between eletrode tip is the 10-40 millimeter, the diameter of bar electrode is the 2-5 millimeter, and the other end of electrode is connected with two outputs of a high voltage source respectively.
4. a kind of novel air plasma spray gun body as claimed in claim 1 is characterized by: an electric fan is installed in the end at housing cylindrical shape air inlet, and the air-flow that blows out from this electric fan sprays from the flat mouth.
5. a kind of novel air plasma spray gun body as claimed in claim 1, it is characterized by: the power supply that is connected with two electrodes is the medium-high frequency high voltage source, the output P-to-P voltage of power supply is greater than 15000 volts, frequency range is in the 0.5-60 KHz, when switching on power, end at two electrodes forms arc discharge, and this electrical discharge arc becomes arc and sprays from flat spout under the blowing of air-flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524776 CN202941033U (en) | 2012-10-15 | 2012-10-15 | Air plasma spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524776 CN202941033U (en) | 2012-10-15 | 2012-10-15 | Air plasma spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202941033U true CN202941033U (en) | 2013-05-15 |
Family
ID=48325252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220524776 Expired - Fee Related CN202941033U (en) | 2012-10-15 | 2012-10-15 | Air plasma spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202941033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546920A (en) * | 2021-07-20 | 2021-10-26 | 浙江洁美电子科技股份有限公司 | Electric arc burning-off system and paper tape manufactured by using same |
-
2012
- 2012-10-15 CN CN 201220524776 patent/CN202941033U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546920A (en) * | 2021-07-20 | 2021-10-26 | 浙江洁美电子科技股份有限公司 | Electric arc burning-off system and paper tape manufactured by using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20141015 |
|
| EXPY | Termination of patent right or utility model |