CN214588053U - Two-stage insulation glow discharge device - Google Patents
Two-stage insulation glow discharge device Download PDFInfo
- Publication number
- CN214588053U CN214588053U CN202120540178.0U CN202120540178U CN214588053U CN 214588053 U CN214588053 U CN 214588053U CN 202120540178 U CN202120540178 U CN 202120540178U CN 214588053 U CN214588053 U CN 214588053U
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- China
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- protective cover
- connecting rod
- power supply
- welding base
- glow discharge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Abstract
The utility model relates to a two-stage insulation glow discharge device, which comprises an electrode bar, a connecting rod, a protective cover and a welding base; the electrode bar is connected with the protective cover in an insulating way through the connecting rod, the protective cover is fixedly connected together through the connecting piece, and the protective cover is connected with the welding base in an insulating way and is connected to the wall of the fusion device through the welding base; the power supply is connected to the connecting rod through the through hole of the protective cover through the power supply feed-in assembly, and the power supply is connected with the protective cover in an insulating mode. The utility model discloses the two-stage insulation of electrode bar and protection casing and fusion device wall is handled for the protection casing is in the state of a suspension electric potential electrically. Through two-stage insulation treatment between the glow electrode and the wall surface of the fusion device, the insulation performance between the glow electrode and the wall surface of the fusion device is effectively improved, and the use reliability of the glow discharge device is improved.
Description
Technical Field
The utility model relates to a plasma body wall treatment field specifically is arranged in the production of glow discharge plasma among the fusion device.
Background
The glow discharge device is arranged on the wall of the fusion device, the glow electrode is externally connected with positive voltage and is used as an anode, and gas discharge is generated between the glow electrode and the wall of the whole fusion device which is used as a cathode to generate glow discharge plasma. Based on the physical principle of glow discharge and the working environment of the device, the glow discharge electrode and the wall surface of the fusion device need to have enough electric insulation performance. At present, the electrodes and the wall surfaces of a general glow discharge device are only insulated by ceramics, and in plasma discharge, metal particles sputtered on the surface of an insulating part are redeposited to cause the metallization of the insulating part, so that the electrical insulating property is reduced, even the insulation fails, and the glow discharge device cannot be normally used.
Disclosure of Invention
In order to solve the current glow electrode and fusion device wall between the electric insulation performance reliability weak, easily lead to electric insulation performance to reduce, even insulating failure's not enough because of the insulating part metallization, the utility model provides a two-stage insulation's glow discharge device, the device is for providing the two-stage insulation between glow electrode and the fusion device wall, can effectively improve the electric insulation reliability between the two.
The technical scheme of the utility model is that: a two-stage insulation glow discharge device comprises an electrode bar, a connecting rod, a protective cover and a welding base;
the electrode bar is connected with the protective cover in an insulating way through a connecting rod, the protective cover is fixedly connected together through the connecting rod, and the protective cover is connected with the welding base in an insulating way and is connected to the wall of the fusion device through the welding base; the power supply is connected to the connecting rod through the through hole of the protective cover through the power supply feed-in assembly, and the power supply is connected with the protective cover in an insulating mode.
Furthermore, the electrode bar is connected with the protective cover through a connecting rod, the connecting rod comprises a vertical rod and a transverse plate, the connecting rod is T-shaped, the vertical rod is connected to the middle position of the transverse plate, and connecting through holes are formed in two ends of the transverse plate; the vertical rod is longitudinally provided with an electrode bar connecting hole, and the middle of the vertical rod is transversely provided with an installation observing hole; the side surface of the lower end of the vertical rod is provided with a power supply fixing screw hole.
Furthermore, the second type of insulating ceramic column is arranged in the connecting through hole of the connecting rod, the two ends of the connecting rod are extended, the upper end and the lower end of the connecting rod are respectively connected with the concave insulating ceramic column, the first type of insulating ceramic column and the nut cover in sequence, the first bolt for mounting and fixing is separated from the connecting rod for insulation, and the insulation between the electrode rod and the protective cover is completed.
Furthermore, the protective cover is connected with the welding base through a second bolt, the inclined plane part of the welding base is welded and fixed with the wall surface of the fusion device after the protective cover and the welding base are fixedly connected, the second type of insulating ceramic column is arranged in a through hole at the end part of the protective cover, one end of the second type of insulating ceramic column is sequentially connected with the concave type insulating ceramic column and the welding base, and the other end of the second type of insulating ceramic column is contacted with the concave type insulating ceramic column and then is fixed with the second bolt through a mounting nut, so that the insulation between the protective cover and the wall surface of the fusion device is achieved.
Furthermore, the power supply feed-in assembly passes through the power supply hole of the protective cover and then is sequentially connected with the nut cover, the power supply feed-in assembly protective ceramic and the connecting rod, and screws are screwed into power supply fixing screw holes in the side surface of the connecting rod to be positioned and fixed so as to feed in power.
Has the advantages that:
the utility model discloses electrode bar and connecting rod fix with screw pass through bolted connection through connecting rod and protection casing after, are equipped with insulating ceramic between connecting rod and protection casing, avoid being used for the electrical contact between fixed shank of bolt and the connecting rod to it is insulating to reach the one-level between electrode bar and the protection casing. The protective cover is connected with the welding base after being isolated by ceramic, and the inclined surface part of the welding base is connected with the wall surface of the fusion device in a welding mode, so that secondary insulation of the protective cover and the wall surface of the fusion device is achieved. And the two-stage insulation treatment of the electrode bar and the protective cover and the wall surface of the fusion device enables the protective cover to be in a suspended potential state electrically. The utility model discloses a carry out two-stage insulation between glow electrode and fusion device wall and handle, effectively improve the electrical insulation performance between the two, increased glow discharge device's use reliability.
Drawings
FIG. 1 is a longitudinal, semi-sectional view of one embodiment of the present invention;
fig. 2 is a schematic view of the connecting rod of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work belong to the protection scope of the present invention based on the embodiments of the present invention.
According to an embodiment of the present invention, there is provided a two-stage insulation glow discharge device, as shown in fig. 1, an electrode rod 1 and a connecting rod 2 are fixed by screws, and then connected to a protective cover 3 by a first bolt through the connecting rod 2; as shown in fig. 2, the connecting rod 2 comprises a vertical rod and a horizontal plate, and is shaped like a "T", the vertical rod is connected to the middle position of the horizontal plate, and two ends of the horizontal plate are provided with connecting through holes 23; an electrode bar connecting hole 21 is longitudinally arranged on the vertical bar, and an installation observing hole 22 is transversely arranged in the middle of the vertical bar; the side surface of the lower end of the vertical rod is provided with a power supply fixing screw hole 24;
and (3) placing the second-class insulating ceramic column 10 into the connecting through hole 23 of the connecting rod 2, leading the two ends out, sequentially connecting the concave insulating ceramic column 9, the first-class insulating ceramic column 8 and the nut cover 5 to the upper end and the lower end respectively, and insulating the first bolt fixedly installed and separated from the connecting rod 2 to complete the insulation between the electrode rod 1 and the protective cover 3. The protection casing 3 passes through the second bolted connection with the welding base 4, connects the inclined plane part of fixed back welding base 4 and fusion device wall welded fastening, between protection casing 3 and welding base 4, the through-hole of protection casing 3 tip is packed into to second type insulating ceramic post 10, and one end is connected with concave type insulating ceramic post 9 and welding base 4 order, and the other end reaches the insulation between protection casing 3 and the fusion device wall with concave type insulating ceramic post 9 contact back mounting nut with the second bolted fastening. The power feed-in component 7 passes through the power hole of the protective cover 3 and then is sequentially connected with the nut cover 5, the power feed-in component protective ceramic 6 and the connecting rod 2, and is screwed in a screw for positioning and fixing in a power fixing screw hole 24 on the side surface of the connecting rod 2 to feed in power.
Although illustrative embodiments of the invention have been described above to facilitate the understanding of the invention by those skilled in the art, it should be understood that the invention is not limited to the scope of the embodiments, and that various changes will become apparent to those skilled in the art once they are within the spirit and scope of the invention as defined and defined in the appended claims.
Claims (5)
1. A two-stage insulated glow discharge device, characterized by: comprises an electrode bar, a connecting rod, a protective cover and a welding base;
the electrode bar is connected with the protective cover in an insulating way through a connecting rod, the protective cover is fixedly connected together through the connecting rod, and the protective cover is connected with the welding base in an insulating way and is connected to the wall of the fusion device through the welding base; the power supply is connected to the connecting rod through the through hole of the protective cover through the power supply feed-in assembly, and the power supply is connected with the protective cover in an insulating mode.
2. A two-stage insulated glow discharge apparatus as claimed in claim 1, wherein: the electrode bar is connected with the protective cover through a connecting rod, the connecting rod comprises a vertical rod and a transverse plate, the connecting rod is T-shaped, the vertical rod is connected to the middle position of the transverse plate, and connecting through holes are formed in two ends of the transverse plate; the vertical rod is longitudinally provided with an electrode bar connecting hole, and the middle of the vertical rod is transversely provided with an installation observing hole; the side surface of the lower end of the vertical rod is provided with a power supply fixing screw hole.
3. A two-stage insulated glow discharge apparatus as claimed in claim 1,
and (3) placing the second-class insulating ceramic column into the connecting through hole of the connecting rod, leading out the two ends, and sequentially connecting the concave insulating ceramic column, the first-class insulating ceramic column and the nut cover at the upper end and the lower end respectively to separate and insulate the first bolt for mounting and fixing from the connecting rod so as to finish the insulation between the electrode rod and the protective cover.
4. A two-stage insulated glow discharge apparatus as claimed in claim 1,
the protection casing passes through the second bolted connection with the welding base, and the inclined plane part of welding base and fusion device wall welded fastening after connecting fixedly, between protection casing and welding base, the through-hole of protection casing tip is packed into to the insulating ceramic post of second class, and one end is connected with concave type insulating ceramic post and welding base order, and the other end is fixed with the second bolt with mounting nut behind the contact of concave type insulating ceramic post, reaches the insulation between protection casing and the fusion device wall.
5. A two-stage insulated glow discharge apparatus as claimed in claim 1,
the power supply feed-in component is sequentially connected with the nut cover, the power supply feed-in component protective ceramic and the connecting rod after passing through the power supply hole of the protective cover, and is screwed in the screw in the power supply fixing screw hole on the side surface of the connecting rod for positioning and fixing, so as to feed in power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540178.0U CN214588053U (en) | 2021-03-16 | 2021-03-16 | Two-stage insulation glow discharge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540178.0U CN214588053U (en) | 2021-03-16 | 2021-03-16 | Two-stage insulation glow discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214588053U true CN214588053U (en) | 2021-11-02 |
Family
ID=78319982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120540178.0U Active CN214588053U (en) | 2021-03-16 | 2021-03-16 | Two-stage insulation glow discharge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214588053U (en) |
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2021
- 2021-03-16 CN CN202120540178.0U patent/CN214588053U/en active Active
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