CN208798259U - Transferred-arc plasma torch negative electrode head - Google Patents
Transferred-arc plasma torch negative electrode head Download PDFInfo
- Publication number
- CN208798259U CN208798259U CN201820903644.5U CN201820903644U CN208798259U CN 208798259 U CN208798259 U CN 208798259U CN 201820903644 U CN201820903644 U CN 201820903644U CN 208798259 U CN208798259 U CN 208798259U
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- Prior art keywords
- housing
- transferred
- nozzle
- negative electrode
- plasma torch
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Abstract
The utility model discloses a kind of transferred-arc plasma torch negative electrode head, it is related to plasma gun, including the electrode outer tube for covering loading electrode, bottom set is set with outside the electrode outer tube, the bottom set is outer to be set with connector sleeve, the connector sleeve outer end is set with housing, nozzle is coated in the housing outer end, the outer nozzle wall is circumferentially provided with the groove of annular, the cooling chamber of sealing is formed between the groove and outer casing inner wall, the opposite two sides of the housing are respectively arranged with the cooling liquid inlet and cooling liquid outlet for being connected to cooling chamber, the housing outer end is set with the fastening cap for inwardly compressing nozzle, the fastening cap surface is provided with high-temperaure coating, long service life, easy disassembly replacement.
Description
Technical field
The utility model relates to plasma gun more particularly to transferred-arc plasma torch negative electrode heads.
Background technique
Plasma arc torch is to be widely used in metal and nonmetal smelting, pulverized coal boiler ignition, hot plasma coating
A kind of industrial equipment of the purposes such as technology, plasma waste processing, material preparation and screening.Its main function is to industrial former
The process objects such as material, material, rubbish or waste, industrial semi-finished product carry out high-temperature heating treatment, and object processed is made to be burnt
(metal, nonmetallic smelting, cutting and material preparation, screening etc. are used for (plasma ignition and junk handle purposes), fusing
On the way) or a kind of special equipment of coating (plasma coating).
Jet temperature caused by plasma arc torch has exceeded nature and has found institute up to several thousand degrees celsius
There is molten (combustion) point of material.Therefore, it is as a kind of special high temperature heat source, with the irreplaceable work of other heat forms
With.Compared with traditional combustion formula high temperature spray gun, plasma arc torch has temperature height, and temperature regulating range is wide (several hundred to several
Thousand degrees Celsius), energy is concentrated, and air stream contamination is small, and air velocity is adjustable (super, subsonic speed), and relative inexpensiveness is easy to use etc.
Advantage.
Transferred-arc plasma torch will be directly utilized outside arc transfer to gun body by the positive cartridge and negative electrode head of intersection
The tool that electric arc heats subject matter, easy to carry, heating efficiency is high, but due at negative electrode head temperature it is higher, be easy
Damage, service life are short, and are difficult to replace.
Summary of the invention
The purpose of the utility model is to overcome deficiency in the prior art, a kind of long service life, easy disassembly are provided
The transferred-arc plasma torch negative electrode head of replacement.
The utility model is achieved through the following technical solutions: a kind of transferred-arc plasma torch negative electrode head, including with
In being set with bottom set outside the electrode outer tube of set loading electrode, the electrode outer tube, the bottom set is outer to be set with connector sleeve, the connection
Set outer end is set with housing, and nozzle is coated in the housing outer end, and the outer nozzle wall is circumferentially provided with the groove of annular,
The cooling chamber of sealing is formed between the groove and outer casing inner wall, the opposite two sides of the housing, which are respectively arranged with, to be connected to
The cooling liquid inlet and cooling liquid outlet of cooling chamber, the housing outer end are set with the fastening cap for inwardly compressing nozzle, institute
It states fastening cap surface and is provided with high-temperaure coating.
Further, the baffle ring for blocking electrode outer tube is provided on the inside of bottom set inner end.
Further, the electrode outer tube and bottom set are made of copper product, interference between the electrode outer tube and bottom set
Cooperation.
Further, the nozzle outer end is outside taper, is provided in the housing and matches with nozzle outer end
Groove.
Further, the high-temperaure coating be organic siliconresin, XZ-T001, XZ-T003, UGL-9 nano coating wherein
One kind.
Further, pass through between the bottom set and connector sleeve, between connector sleeve and housing, between housing and fastening cap
It is threadedly coupled.
The utility model has the beneficial effects that: facilitating installation connector sleeve in electrode outer tube peripheral hardware bottom set set, housing is set
And ring-shaped groove is capable of forming cooling chamber, is passed through coolant liquid or cooling gas, energy by cooling liquid inlet and cooling liquid outlet
It is enough to cool down to nozzle outer surface, it improves service life, fastening cap surface is provided with high-temperaure coating, avoids due to using
The different bring protective layers thermally expanded in the process fall off, and improve service life, and bottom set, housing, covers between fastening cap connector sleeve
It connects, easy to disassemble and replacement.
Detailed description of the invention
Fig. 1 is 1 main view sectional view schematic diagram of embodiment；
Wherein: 1- electrode outer tube, 101- fixing port, the bottom 2- set, 201- baffle ring, 3- connector sleeve, 4- housing, 401- coolant liquid
Import, 402- cooling liquid outlet, 5- nozzle, 501- groove, 6- fastening cap, 601- high-temperaure coating.
Specific embodiment
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
As shown in Figure 1, a kind of transferred-arc plasma torch negative electrode head, including the electrode outer tube 1 for covering loading electrode, electrode
It is interference fitted outside outer tube 1 and is set with bottom set 2, electrode outer tube 1 and bottom set 2 are made of copper product, have good heat-resisting quantity
Can, while the two socket is convenient, and has good sealing effect after being socketed, bottom, which covers, to be integrally machined on the inside of 2 inner ends for hindering
The baffle ring 201 of electrode outer tube is kept off, setting baffle ring 201 can limit position of the electrode outer tube 1 in bottom set 2, be set with outside bottom set 2
Connector sleeve 3,3 outer end of connector sleeve are set with housing 4, and nozzle 5 is coated in 4 outer end of housing, and 5 outer wall of nozzle is circumferentially machined with ring
The groove 501 of shape forms the cooling chamber of sealing between 4 inner wall of groove 501 and housing, and the opposite two sides of housing process respectively
There are the cooling liquid inlet 401 and cooling liquid outlet 402 for being connected to cooling chamber, cooling liquid inlet 401 and cooling liquid outlet 402 are
Threaded hole, 4 outer end of housing are set with the fastening cap 6 for inwardly compressing nozzle 5.
The mounting means of the present embodiment is as follows: first electrode outer tube interference fit being installed in the set of bottom, electrode outer tube and gear
Ring inner face compresses, and then covers external thread sleeve load female connector the bottom of at, is set with housing in connector sleeve external screw thread, nozzle is installed outward
It is threadably mounted at housing outer end in housing, then by fastening cap, fastening cap inwardly compresses nozzle, and nozzle inner face and bottom is caused to cover
Outer end face compresses, and cooling liquid inlet and cooling liquid outlet are installed with groove face, and it is negative to obtain transferred-arc plasma torch
Cartridge is easy for installation and removal, and transferred-arc plasma torch negative electrode head is mounted on transferred-arc plasma spray by electrode casing
On rifle, to guarantee to firmly install, it is also provided with the fixing port 101 for installing pin on electrode casing, passes through cooling liquid inlet
401 and cooling liquid outlet 402 cooling chamber sealed in into cooling circuit, that is, can be used.
In the present embodiment, 6 surface of fastening cap is machined with high-temperaure coating 601, high-temperaure coating XZ-T003, high temperature resistant
Coating is coated in fastening cap surface by way of spraying, is greater than 30Mpa with the bond strength of fastening cap matrix, can reduce tight
Gu cap surfaces externally and internally improves the service life of fastening cap due to the even caused damage of uneven heating.
In the present embodiment, electrode outer tube 1, bottom set 2, connector sleeve 3, housing 4, nozzle 5, fastening cap 6 are made of copper product,
Not only high temperature resistance is high, and due to the ductility of copper height, each component can seal while connection.
In the present embodiment, nozzle outer end is outside taper, is machined with the groove to match with nozzle outer end in housing, mentions
High installation accuracy, while nozzle can be protected.
In the present embodiment, bottom set, connector sleeve, housing outer end are machined with step, and screw thread process is on the side wall of step, energy
Enough guarantee that the outer end face of bottom set, connector sleeve, housing, fastening cap is easy to use on same cylindrical surface, while beautiful.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of transferred-arc plasma torch negative electrode head, it is characterised in that: including the electrode outer tube for covering loading electrode, the electricity
It is set with bottom set outside the outer tube of pole, the bottom set is outer to be set with connector sleeve, and the connector sleeve outer end is set with housing, outside the housing
Nozzle is coated in end, the outer nozzle wall is circumferentially provided with the groove of annular, is formed between the groove and outer casing inner wall
The cooling chamber of sealing, the opposite two sides of the housing are respectively arranged with the cooling liquid inlet and coolant liquid for being connected to cooling chamber
Outlet, the housing outer end are set with the fastening cap for inwardly compressing nozzle, and the fastening cap surface is provided with high temperature resistant painting
Layer.
2. transferred-arc plasma torch negative electrode head according to claim 1, it is characterised in that: the bottom set is set on the inside of inner end
It is equipped with the baffle ring for blocking electrode outer tube.
3. transferred-arc plasma torch negative electrode head according to claim 1, it is characterised in that: the electrode outer tube and bottom set
It is made of copper product, is interference fitted between the electrode outer tube and bottom set.
4. transferred-arc plasma torch negative electrode head according to claim 1, it is characterised in that: the nozzle outer end is outside
Taper, be provided with the groove to match with nozzle outer end in the housing.
5. transferred-arc plasma torch negative electrode head according to claim 1, it is characterised in that: the high-temperaure coating is to have
Machine silicone resin, XZ-T001, XZ-T003, UGL-9 nano coating are one such.
6. transferred-arc plasma torch negative electrode head according to claim 1, it is characterised in that: bottom set and connector sleeve it
Between, be connected through a screw thread between connector sleeve and housing, between housing and fastening cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903644.5U CN208798259U (en) | 2018-06-12 | 2018-06-12 | Transferred-arc plasma torch negative electrode head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903644.5U CN208798259U (en) | 2018-06-12 | 2018-06-12 | Transferred-arc plasma torch negative electrode head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208798259U true CN208798259U (en) | 2019-04-26 |
Family
ID=66201033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820903644.5U Expired - Fee Related CN208798259U (en) | 2018-06-12 | 2018-06-12 | Transferred-arc plasma torch negative electrode head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208798259U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967755A (en) * | 2019-05-14 | 2019-07-05 | 湖州恒合科技有限公司 | A kind of spherical shape fine metal powder production system and its method |
| CN110000394A (en) * | 2019-05-29 | 2019-07-12 | 马榕彬 | A kind of metal nano powder production system |
| CN110208318A (en) * | 2019-06-28 | 2019-09-06 | 西安航天复合材料研究所 | A kind of plasma ablation property test device |
-
2018
- 2018-06-12 CN CN201820903644.5U patent/CN208798259U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967755A (en) * | 2019-05-14 | 2019-07-05 | 湖州恒合科技有限公司 | A kind of spherical shape fine metal powder production system and its method |
| CN109967755B (en) * | 2019-05-14 | 2023-08-18 | 湖州恒合科技有限公司 | Spherical fine metal powder production system and method thereof |
| CN110000394A (en) * | 2019-05-29 | 2019-07-12 | 马榕彬 | A kind of metal nano powder production system |
| CN110000394B (en) * | 2019-05-29 | 2023-10-17 | 纳华(宁波)新材料科技有限公司 | Metal nano powder production system |
| CN110208318A (en) * | 2019-06-28 | 2019-09-06 | 西安航天复合材料研究所 | A kind of plasma ablation property test device |
| CN110208318B (en) * | 2019-06-28 | 2022-03-22 | 西安航天复合材料研究所 | Plasma ablation performance testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |