CN102709815A - Rotating electrode gas spark gap switch - Google Patents
Rotating electrode gas spark gap switch Download PDFInfo
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- CN102709815A CN102709815A CN2012101799351A CN201210179935A CN102709815A CN 102709815 A CN102709815 A CN 102709815A CN 2012101799351 A CN2012101799351 A CN 2012101799351A CN 201210179935 A CN201210179935 A CN 201210179935A CN 102709815 A CN102709815 A CN 102709815A
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Abstract
The invention provides a rotating electrode gas spark gap switch. The rotating electrode gas spark gap switch comprises an upper electrode, a lower electrode, an upper insulation cover plate, a lower insulation cover plate, an insulation cylinder body, a rotating shaft and an intermediate electrode, wherein the insulation cylinder body is provided with a side hole, the upper electrode and the upper insulation cover plate are fixedly arranged at the upper end of the insulation cylinder body, the lower electrode and the lower insulation cover plate are fixedly arranged at the lower end of the insulation cylinder body, the rotating shaft penetrates through through holes of the upper insulation cover plate and the lower insulation cover plate, a hollow cavity is formed among the insulation cylinder body, the upper electrode, the lower electrode, the upper insulation cover plate and the lower insulation cover plate, the rotating shaft in the hollow cavity is connected with the intermediate electrode, the rotating shaft is connected with a power device, and circular grooves are arranged on the insulation cylinder body, the upper insulation cover plate and the lower insulation cover plate. According to the rotating electrode gas spark gap switch provided by the invention, the intermediate electrode can rotate, drives the gas in a switch cavity body to flow, and causes multi-point breakthrough, ionized gases at different points are facilitated to recover, the high-repetition-frequency operation of a gas spark gap switch can be realized, the structure is simple and compact, the size is small, the processing and the installing are easy, and the repetition-frequency operation of a small-sized large-current gas spark gap switch can be realized.
Description
Technical field
The present invention relates to a kind of rotation electrode gas spark gap switch, belong to pulse switch device field.
Background technology
In High pulse power technology, the gas spark gap switch has consequence.Traditional spark gap switch is divided into two kinds of two electrode switch, three electrode switch.The repetition rate characteristic is the important parameter of gas spark gap switch, and repetition rate operation characteristic and multiple relating to parameters are main relevant recovery time with ionisation of gas.For improving the frequency that reruns of switch, often adopt the mode of pneumatic circulation to carry out, but the volume of switch of this structure is very huge, is applicable to large-scale instrument and equipment.To the growth requirement of following miniaturization Pulse Power Techniques, big electric current, the repetition rate switch of research miniaturization become a kind of trend.
Summary of the invention
The technical problem that the present invention will solve is to overcome existing defective, and a kind of rotation electrode gas spark gap switch is provided, and makes volume of switch reduce, and realizes the high repetition frequency operation.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of rotation electrode gas spark gap switch comprises top electrode, bottom electrode, last insulation cover plate, following insulation cover plate, insulating cylinder body, rotating shaft and target.
Insulating cylinder body has side opening, on insulating cylinder body inwall and the outer wall cannelure is arranged.The upper end of insulating cylinder body is provided with annular upper electrode and sealing and fixing, at the ring surface of top electrode middle part annular boss is arranged, T shape on insulation cover plate be embedded in annular boss interior and with the top electrode sealing and fixing.
There is through hole at last insulation cover plate center, and rotating shaft passes the through hole of insulation cover plate, and rotating shaft is connected with power set.
Movable sealing cooperates between rotating shaft and the last insulation cover plate.There are a plurality of concentric annular grooves upper insulation plate upper end and lower end;
Top electrode and bottom electrode, last insulation cover plate are symmetrical set with following insulation cover plate.
Form cavity between insulating cylinder body, top electrode, bottom electrode, last insulation cover plate, the following insulation cover plate; Rotating shaft in the cavity is provided with left-right symmetric and the wing plate vertical with rotating shaft; The wing plate end is fixed with target, and left and right target is provided with up and down at wing plate respectively.
Further, pass through screw between insulating cylinder body and the upper and lower electrode.
Further, between last insulation cover plate and the top electrode, pass through screw between following insulation cover plate and the bottom electrode.
Further, cooperate through the movable sealing of T shape sealing ring between rotating shaft and the last insulation cover plate, T shape sealing ring is fixed through screw and sealed briquette and last insulation cover plate; The same, cooperate equally between following insulation cover plate and the rotating shaft.
The rotating shaft of a kind of rotation electrode gas spark of the present invention gap switch and upper and lower insulation cover plate adopt movable sealing structure, can realize five atmospheric sealings.Target can rotate, and target can drive the gas flow in the switch cavity in rotary course, causes that multiple spot punctures.Constantly rotate owing to target simultaneously, under the condition that loads certain voltage, the gas spark firing point of switch is different, helps the recovery of difference ionized gas, thereby can realize the high repetition frequency operation of gas spark gap switch.Insulation cover plate and upper/lower electrode on insulating cylinder body, have cannelure on last lower insulation plate and the insulating cylinder body through screw up and down, have reduced the probability of switch edge flashing; Simple and compact for structure, volume is little, installation and processing is easy, can realize the repetition rate operation of the big electric current gas spark of miniaturization gap switch.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation of a kind of rotation electrode gas spark of the present invention gap switch.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
As shown in Figure 1, a kind of rotation electrode gas spark gap switch comprises top electrode, bottom electrode, last insulation cover plate, following insulation cover plate, insulating cylinder body, rotating shaft and target.
Insulating cylinder body has side opening; The upper end of insulating cylinder body is provided with annular upper electrode and passes through screw and sealing ring sealing and fixing; There is annular boss at ring surface middle part at top electrode, and insulation cover plate is embedded in the annular boss and with top electrode and passes through screw and sealing ring sealing and fixing on the T shape.
There is through hole at last insulation cover plate center, and rotating shaft passes the through hole of insulation cover plate, cooperates through the movable sealing of T shape sealing ring between rotating shaft and the last insulation cover plate, and T shape sealing ring is fixed through screw and sealed briquette and last insulation cover plate.Cooperate equally between following insulation cover plate and the rotating shaft.
Top electrode and bottom electrode, last insulation cover plate are symmetrical set with following insulation cover plate.
Form cavity between insulating cylinder body, top electrode, bottom electrode, last insulation cover plate, the following insulation cover plate, the gas of inside cavity is through the side pore turnover of insulating cylinder body.Rotating shaft in the cavity is provided with left-right symmetric and the wing plate vertical with rotating shaft, and the wing plate end is fixed with target, and left and right target is provided with up and down at wing plate respectively.
During work, upper and lower electrode loads rated voltage, under the effect of air motor; Rotating shaft is with certain rotational speed; Drive target rotation, rotating shaft is a trigger electrode simultaneously, when on rotating shaft, loading certain pulse-triggered voltage; Target is to upper and lower electrode conduction, gas ionization in the conducting region.When next trigger impulse arrived, because the rotation of target, the switch conduction position was different with previous conduction position, helps the recovery of previous ionization channels.Cannelure on upper and lower insulation cover plate and the insulating cylinder body helps increasing creepage distance, reduces switch along the face breakdown probability.
On insulating cylinder body, rotating shaft and upper and lower insulation cover plate adopt movable sealing structure, can realize five atmospheric sealings through screw for the upper and lower insulation cover plate of a kind of rotation electrode gas spark of the present invention gap switch and upper and lower electrode.The gas of inside cavity is through the lateral aperture turnover of insulating cylinder body.Target can rotate, and target can drive the gas flow in the switch cavity in rotary course, causes that multiple spot punctures.Constantly rotate owing to target simultaneously, under the condition that loads certain voltage, the gas spark firing point of switch is different, helps the recovery of difference ionized gas, thereby can realize the high repetition frequency operation of gas spark gap switch.On upper and lower insulation board and the insulating cylinder body cannelure is arranged, reduced the probability of switch edge flashing; Simple and compact for structure, volume is little, installation and processing is easy, can realize the repetition rate operation of the big electric current gas spark of miniaturization gap switch.
The above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. rotation electrode gas spark gap switch is characterized in that: comprises top electrode, bottom electrode, goes up insulation cover plate, insulation cover plate, insulating cylinder body, rotating shaft and target down,
Insulating cylinder body has side opening, on insulating cylinder body inwall and the outer wall cannelure is arranged;
The upper end of insulating cylinder body is provided with annular upper electrode and sealing and fixing, at the ring surface of top electrode middle part annular boss is arranged, T shape on insulation cover plate be embedded in annular boss interior and with the top electrode sealing and fixing,
There is through hole at last insulation cover plate center, and rotating shaft passes the through hole of insulation cover plate, and movable sealing cooperates between rotating shaft and the last insulation cover plate; There are a plurality of concentric annular grooves upper insulation plate upper end and lower end; Rotating shaft is connected with power set;
Top electrode and bottom electrode, last insulation cover plate are symmetrical set with following insulation cover plate;
Form cavity between insulating cylinder body, top electrode, bottom electrode, last insulation cover plate, the following insulation cover plate; Rotating shaft in the cavity is provided with left-right symmetric and the wing plate vertical with rotating shaft; The wing plate end is fixed with target, and left and right sides target is provided with up and down at wing plate respectively.
2. a kind of rotation electrode gas spark gap switch according to claim 1 is characterized in that: pass through screw between insulating cylinder body and the upper and lower electrode.
3. a kind of rotation electrode gas spark gap switch according to claim 1 is characterized in that: go up between insulation cover plate and the top electrode, pass through screw between following insulation cover plate and the bottom electrode.
4. a kind of rotation electrode gas spark gap switch according to claim 1 is characterized in that: cooperate through the movable sealing of T shape sealing ring between rotating shaft and the last insulation cover plate, T shape sealing ring is fixed through screw and sealed briquette and last insulation cover plate; The same, cooperate equally between following insulation cover plate and the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179935.1A CN102709815B (en) | 2012-06-04 | 2012-06-04 | A kind of rotation electrode gas spark gap switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179935.1A CN102709815B (en) | 2012-06-04 | 2012-06-04 | A kind of rotation electrode gas spark gap switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102709815A true CN102709815A (en) | 2012-10-03 |
| CN102709815B CN102709815B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210179935.1A Active CN102709815B (en) | 2012-06-04 | 2012-06-04 | A kind of rotation electrode gas spark gap switch |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946055A (en) * | 2012-11-05 | 2013-02-27 | 清华大学 | Laser-triggered gas switch |
| CN106129785A (en) * | 2016-08-08 | 2016-11-16 | 海南师范大学 | A kind of conducting construction of switch arranged side by side and there is the pulsed gas laser of this structure |
| CN106410609A (en) * | 2016-12-16 | 2017-02-15 | 南京农业大学 | Three-electrode gas spark switch with precisely adjustable gap |
| CN108303627A (en) * | 2018-03-23 | 2018-07-20 | 中国工程物理研究院流体物理研究所 | A kind of test device suitable for capacitor testing |
| CN114256743A (en) * | 2021-12-21 | 2022-03-29 | 深圳市睿迪医疗器械有限公司 | High-voltage pulse discharge device |
| CN115000814A (en) * | 2022-06-17 | 2022-09-02 | 西北核技术研究所 | Insulating shell for high-power gas switch, forming die and preparation method thereof |
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| DE4016261A1 (en) * | 1990-04-04 | 1991-12-19 | Christian Klepsch | Exhaust gas scrubber for motor vehicle IC engine - has afterburner with discharge electrodes triggered in sequence |
| CN2196829Y (en) * | 1994-08-24 | 1995-05-10 | 牡丹江市光电技术研究所 | Multi-way rotary switch |
| CN1119357A (en) * | 1994-09-21 | 1996-03-27 | 中国科学院电子学研究所 | High-repeat frequency rate high-average power laser |
| CN201173290Y (en) * | 2007-12-26 | 2008-12-31 | 艾志工业技术集团有限公司 | Packaging sealed ring with blocking sacrificed ring |
| CN201886841U (en) * | 2010-09-29 | 2011-06-29 | 王伟 | Novel compound post insulator |
| CN202737316U (en) * | 2012-06-04 | 2013-02-13 | 中国工程物理研究院应用电子学研究所 | Rotating-electrode gas spark gap switch |
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2012
- 2012-06-04 CN CN201210179935.1A patent/CN102709815B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE4016261A1 (en) * | 1990-04-04 | 1991-12-19 | Christian Klepsch | Exhaust gas scrubber for motor vehicle IC engine - has afterburner with discharge electrodes triggered in sequence |
| CN2196829Y (en) * | 1994-08-24 | 1995-05-10 | 牡丹江市光电技术研究所 | Multi-way rotary switch |
| CN1119357A (en) * | 1994-09-21 | 1996-03-27 | 中国科学院电子学研究所 | High-repeat frequency rate high-average power laser |
| CN201173290Y (en) * | 2007-12-26 | 2008-12-31 | 艾志工业技术集团有限公司 | Packaging sealed ring with blocking sacrificed ring |
| CN201886841U (en) * | 2010-09-29 | 2011-06-29 | 王伟 | Novel compound post insulator |
| CN202737316U (en) * | 2012-06-04 | 2013-02-13 | 中国工程物理研究院应用电子学研究所 | Rotating-electrode gas spark gap switch |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946055A (en) * | 2012-11-05 | 2013-02-27 | 清华大学 | Laser-triggered gas switch |
| CN106129785A (en) * | 2016-08-08 | 2016-11-16 | 海南师范大学 | A kind of conducting construction of switch arranged side by side and there is the pulsed gas laser of this structure |
| CN106410609A (en) * | 2016-12-16 | 2017-02-15 | 南京农业大学 | Three-electrode gas spark switch with precisely adjustable gap |
| CN108303627A (en) * | 2018-03-23 | 2018-07-20 | 中国工程物理研究院流体物理研究所 | A kind of test device suitable for capacitor testing |
| CN114256743A (en) * | 2021-12-21 | 2022-03-29 | 深圳市睿迪医疗器械有限公司 | High-voltage pulse discharge device |
| CN115000814A (en) * | 2022-06-17 | 2022-09-02 | 西北核技术研究所 | Insulating shell for high-power gas switch, forming die and preparation method thereof |
| CN115000814B (en) * | 2022-06-17 | 2024-04-30 | 西北核技术研究所 | Insulating shell for high-power gas switch, forming die and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102709815B (en) | 2015-11-18 |
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