CN2819548Y - High-voltage pulse discharging spark gap - Google Patents
High-voltage pulse discharging spark gap Download PDFInfo
- Publication number
- CN2819548Y CN2819548Y CN 200520118429 CN200520118429U CN2819548Y CN 2819548 Y CN2819548 Y CN 2819548Y CN 200520118429 CN200520118429 CN 200520118429 CN 200520118429 U CN200520118429 U CN 200520118429U CN 2819548 Y CN2819548 Y CN 2819548Y
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- anode
- cathode
- cylinder
- high pressure
- pressure pulse
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Abstract
The utility model relates to a high-voltage pulse discharging spark gap which comprises a cathode base, a cathode, an anode, an anode base, a housing and a triggering electrode, wherein the cathode base and the cathode form a cathode body; the anode and the anode base form an anode body; the housing is a cylinder; the cathode body and the anode body are respectively arranged on both ends of the cylinder; the cathode and the anode are correspondingly arranged in the cylinder; the triggering electrode is arranged on the inner wall of the middle part of the cylinder between the anode and the cathode; the triggering electrode is a circular ring, and a circular arc surface is formed on one side of the triggering electrode contacted with the inner wall of the cylinder, and one side far away from the inner wall gradually becomes sharp; one point of the triggering electrode contacted with the inner wall of the cylinder extends out of the housing to form a screw pole connected with an external-connection electrode. The utility model changes the triggering electrode from a point shape to a ring shape, therefore the discharging area is increased under the premise that the triggering voltage is changed. The service life of the high-voltage pulse discharging spark gap can reach one million and is more than five times than that of an American Maxwell high-voltage pulse discharging spark gap.
Description
Technical field
The utility model has related to a kind of gap, has particularly related to the high pressure pulse discharge gap.
Background technology
At present, high pressure pulse discharge abbreviates gap as with gap, is used for the high-voltage triggering circuit of liquid electricity extracorporeal lithotiptor in a large number, and the trigger board of gap crouches in the high-pressure stage central tube both at home and abroad usually, makes with the Cu-W alloy bar.The spark of trigger voltage causes main electrode moment conducting, and huge current flow moment passes through, thereby causes electrode discharge.This high pressure pulse discharge is generally very short with the life-span of gap, not anti-ablation, and more electrochemical corrosion resistant is not the consumption parts that need periodic replacement.
The purpose of this utility model is the defective that overcomes existing gap, and long high pressure pulse discharge gap of a kind of life-span is provided.
The utility model content
To achieve these goals, the utility model is by the following technical solutions: high pressure pulse discharge of the present utility model comprises with gap: cathode substructure, negative electrode, anode, the anode base, shell and trigger electrode, cathode substructure and negative electrode are formed cathode, anode and positive sole seat are formed anode bodies, shell is a cylinder, cathode and anode bodies are contained in the two ends of cylinder respectively, negative electrode and anode relatively are contained in the cylinder, wherein: described trigger electrode is contained on the inwall of the above-mentioned cylinder centre between anode and the negative electrode, it is an annulus, in a side that contacts with cylinder inner wall is arc surface, come to a point gradually in the side away from inwall, the shell that a bit passes that trigger electrode contacts with cylinder inner wall forms a double-screw bolt that links to each other with external electrode.
High pressure pulse discharge gap of the present utility model, wherein: sleeve pipe is equipped with in the central authorities of described anode base, and exhaust tube is housed in the sleeve pipe, and exhaust tube one end inserts in the cylinder, and the other end stretches to outside the cylinder, also has two screw holes on the outside of anode base.
High pressure pulse discharge gap of the present utility model, wherein: the outside of described cathode substructure also has two screw holes.
High pressure pulse discharge gap of the present utility model, wherein: described cathode and anode bodies are bonded on the outer casing inner wall.
High pressure pulse discharge gap of the present utility model, wherein: a described anodically-bonded end at the anode base, described negative electrode is bonded in cathode substructure one end.
High pressure pulse discharge gap of the present utility model, wherein: described anode, negative electrode and trigger electrode are made by resistant to elevated temperatures alloy material; Anode base and cathode substructure are to be made by brass material.
High pressure pulse discharge gap of the present utility model, wherein: described shell and sleeve pipe are to be made by the ceramic material of insulation, and exhaust tube is made by the red copper material.
High pressure pulse discharge of the present utility model is compared with existing gap with gap, trigger electrode is processed into the circular rings of point in the cylindrical, simultaneously electrode surface being carried out high strength handles promptly: laser high temperature molecule is handled, trigger electrode is improved to ring-type by point-like, therefore under the constant prerequisite of trigger voltage, machining area increases greatly, this high pressure pulse discharge can reach 1,000,000 times with the life-span of gap, 200,000 life-spans than U.S. Maxwell high pressure pulse discharge usefulness gap are grown 5 times more than, therefore, on medical treatment, industry, national defence, huge purposes is arranged.
Description of drawings
Fig. 1 is the cutaway view of high pressure pulse discharge of the present utility model with gap.
Embodiment
Referring to Fig. 1, the utility model comprises cathode substructure 1, negative electrode 2, anode 5, anode base 6, shell 3 and trigger electrode 4, cathode substructure 1 and negative electrode 2 are formed cathode, anode 5 and positive sole seat 6 are formed anode bodies, shell 3 is cylinders, cathode and anode bodies are contained in the two ends of cylinder respectively, wherein negative electrode 2 and anode 5 relatively are contained in the cylinder, trigger electrode 4 is contained on the inwall of the above-mentioned cylinder centre between anode 5 and the negative electrode 1, it is an annulus, in a side that contacts with cylinder inner wall is arc surface, come to a point gradually in the side away from inwall, the shell 3 that a bit passes that trigger electrode 4 contacts with cylinder inner wall forms a double-screw bolt that links to each other with external electrode 8.
Sleeve pipe 9 is equipped with in the central authorities of anode base 6, exhaust tube 10 is housed in the sleeve pipe 9, one end of exhaust tube 10 inserts in the cylinder, the other end stretches to outside the cylinder, links to each other with a pump (not drawing among the figure) by pipeline, before high pressure pulse discharge, pump is taken air away in the cavity of being made of shell 3, cathode and anode bodies, behind inert gas injecting and a spot of moisture, again exhaust tube 10 is shut then, helped the useful life of anode 5, negative electrode 2 and trigger electrode 4 like this.Two screw holes 7 are arranged on the outside of anode base 6, there are two screw holes 7 in the outside of cathode substructure 1, and these screw holes are used for linking to each other with external wire, and cathode and anode bodies are bonded on the shell 3, anode 5 is bonded on the anode base 6, and negative electrode 2 is bonded on the cathode substructure 1.
Anode 5, negative electrode 2 and trigger electrode 4 are made by resistant to elevated temperatures alloy material; Cathode substructure 1 and anode base 6 are made by brass material; Shell 3 and sleeve pipe 9 are to be made by the ceramic material of insulation.
Operation principle:
When high pressure pulse discharge is worked with gap, to load high pressure between negative electrode 2 and the anode 5, and to trigger electrode 4 load pulses high-tension electricities, because the pulsed discharge of trigger electrode 4, huge electric current moment passes through, thereby has caused the discharge between negative electrode 3 and the anode 8.
More than describing is to explanation of the present utility model, is not the qualification to utility model, and the utility model institute restricted portion is referring to claim, and under the situation of spirit of the present utility model, the utility model can be done any type of modification.
Claims (7)
1. high pressure pulse discharge gap, it comprises: cathode substructure (1), negative electrode (2), anode (5), anode base (6), shell (3) and trigger electrode (4), cathode substructure (1) and negative electrode (2) are formed cathode, anode (5) and positive sole seat (6) are formed anode bodies, shell (3) is a cylinder, cathode and anode bodies are contained in the two ends of cylinder respectively, wherein negative electrode (2) and anode (5) relatively are contained in the cylinder, it is characterized in that: described trigger electrode (4) is contained on the inwall of the above-mentioned cylinder centre between anode (5) and the negative electrode (1), it is an annulus, in a side that contacts with cylinder inner wall is arc surface, come to a point gradually in the side away from inwall, the shell (3) that a bit passes that trigger electrode (4) contacts with cylinder inner wall forms a double-screw bolt that links to each other with external electrode (8).
2. high pressure pulse discharge gap as claimed in claim 1, it is characterized in that: sleeve pipe (9) is equipped with in the central authorities of described anode base (6), exhaust tube (10) is housed in the sleeve pipe (9), exhaust tube (10) one ends insert in the cylinder, the other end stretches to outside the cylinder, also has two screw holes (7) on the outside of anode base (6).
3. high pressure pulse discharge gap as claimed in claim 1 is characterized in that: the outside of described cathode substructure (1) also has two screw holes (7).
4. as claim 2 or 3 described high pressure pulse discharge gaps, it is characterized in that: described cathode and anode bodies are bonded on shell (3) inwall.
5. high pressure pulse discharge gap as claimed in claim 4 is characterized in that: described anode (5) is bonded in an end of anode base (6); Described negative electrode (2) is bonded in cathode substructure (1) one end.
6. high pressure pulse discharge gap as claimed in claim 5 is characterized in that: described anode (5), negative electrode (2) and trigger electrode (4) are made by resistant to elevated temperatures alloy material; Anode base (6) and cathode substructure (1) are to be made by brass material.
7. high pressure pulse discharge gap as claimed in claim 6 is characterized in that: described shell (3) and sleeve pipe (9) are to be made by the ceramic material of insulation, and exhaust tube (9) is made by the red copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520118429 CN2819548Y (en) | 2005-09-05 | 2005-09-05 | High-voltage pulse discharging spark gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520118429 CN2819548Y (en) | 2005-09-05 | 2005-09-05 | High-voltage pulse discharging spark gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2819548Y true CN2819548Y (en) | 2006-09-20 |
Family
ID=37005608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520118429 Expired - Fee Related CN2819548Y (en) | 2005-09-05 | 2005-09-05 | High-voltage pulse discharging spark gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2819548Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856791A (en) * | 2012-08-30 | 2013-01-02 | 昆山书豪仪器科技有限公司 | Power supply auxiliary gap with electric discharge protection |
| CN102933017A (en) * | 2012-11-05 | 2013-02-13 | 航天环境工程有限公司 | Built-in spark plug type alternating current plasma generator |
| CN103928843A (en) * | 2014-04-04 | 2014-07-16 | 西北工业大学 | Trigger electrode with golden section profile |
-
2005
- 2005-09-05 CN CN 200520118429 patent/CN2819548Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856791A (en) * | 2012-08-30 | 2013-01-02 | 昆山书豪仪器科技有限公司 | Power supply auxiliary gap with electric discharge protection |
| CN102933017A (en) * | 2012-11-05 | 2013-02-13 | 航天环境工程有限公司 | Built-in spark plug type alternating current plasma generator |
| CN102933017B (en) * | 2012-11-05 | 2015-03-04 | 航天环境工程有限公司 | Built-in spark plug type alternating current plasma generator |
| CN103928843A (en) * | 2014-04-04 | 2014-07-16 | 西北工业大学 | Trigger electrode with golden section profile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060920 Termination date: 20130905 |