CN206211966U - A kind of construction of switch for multiple-channel output high-voltage pulse generator - Google Patents
A kind of construction of switch for multiple-channel output high-voltage pulse generator Download PDFInfo
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- CN206211966U CN206211966U CN201621304573.4U CN201621304573U CN206211966U CN 206211966 U CN206211966 U CN 206211966U CN 201621304573 U CN201621304573 U CN 201621304573U CN 206211966 U CN206211966 U CN 206211966U
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- main switch
- switch
- electrode
- insulating cylinder
- construction
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Abstract
The utility model discloses a kind of construction of switch for multiple-channel output high-voltage pulse generator, including the cylindrical main switch insulating cylinder of both ends open, main switch positive electrode has been bolted to connection respectively at the two ends of main switch insulating cylinder, main switch negative electrode, main switch upper cover plate is fixed with main switch positive electrode, main switch lower cover is fixed with main switch negative electrode, wherein main switch positive electrode is recessed with main switch negative electrode to offside, and it is provided with a circular port in its bottom, main switch trigger electrode passes through the circular port, its two ends is separately fixed at main switch upper cover plate, on main switch lower cover, the annular projection portion matched with circular port is provided with main switch trigger electrode.The utility model construction of switch is compact, discharge stability, and up to hundred kV, the rise time is number ns, the tens of kV/ns of voltage build-up rate for output pulse.
Description
Technical field
The utility model is related to technical field of pulse power, and in particular to one kind is used for multiple-channel output high-voltage pulse generator
Construction of switch.
Background technology
High-voltage pulse generator is a kind of conventional instrument, is had a wide range of applications in scientific research, is as triggering
System, is even more important role in large-scale pulse power device, directly influences the stability and synchronism of whole machine.High pressure
Impulse generator is main to be made up of high voltage power supply, energy storage section, switch and control circuit.The device of wherein core the most is out
Close, can select solid-state switch, vacuum switch, gas switch etc..It is excellent that gas switch has that operating voltage is high, through-current capability is strong etc.
Gesture, is a kind of ideal selection.
Utility model content
The purpose of this utility model is to provide a kind of construction of switch for multiple-channel output high-voltage pulse generator, is solved
The big problem of loosely organized present in prior art, inductance.
The utility model is achieved through the following technical solutions：
A kind of construction of switch for multiple-channel output high-voltage pulse generator, including the cylindrical main switch of both ends open
Insulating cylinder, main switch positive electrode, main switch negative electrode have been bolted to connection at the two ends of main switch insulating cylinder respectively,
Main switch upper cover plate is fixed with main switch positive electrode, main switch lower cover is fixed with main switch negative electrode, wherein master opens
Close positive electrode to be recessed to offside with main switch negative electrode, and a circular port, main switch triggering electricity are provided with its bottom
Pole passes through the circular port, and its two ends is separately fixed on main switch upper cover plate, main switch lower cover, on main switch trigger electrode
It is provided with the annular projection portion matched with circular port.Construction of switch of the present utility model is touching for high-voltage pulse generator
Hair structure, fixes by by main switch positive electrode, main switch negative electrode, while being set to sunk structure, considerably increases
The distance of firing point, meanwhile, cooperatively form annular shape using the annular projection portion set on circular port and main switch trigger electrode
Radiation channel, when trigger voltage increases, the radial gas switch of multi-stage coaxial, main switch positive electrode is existed by cable connection
On positive charging column, by cable connection on negative charging column, main switch positive electrode, main switch negative electrode are by interior for main switch negative electrode
Hex screw in the two ends of insulating cylinder, main switch upper cover plate and main switch lower cover respectively being separately fixed at main switch positive electricity
On pole, main switch negative electrode, trigger electrode is fixed between upper and lower cover plates, and trigger electrode connects outer touching by triggering isolation capacitance
Originator, triggering isolation capacitance two ends triggering isolation resistance in parallel, triggering isolating cylinder is insulating materials, with prevent voltage regulation resistance with just
Discharged between electrode, main switch air admission hole and venthole are arranged on lower cover, by air admission hole and venthole on transparent window
Connected by tracheae and entered, main switch is connected by L-type support with positive storage capacitor and negative storage capacitor, such construction of switch
It is compact, discharge stability, up to hundred kV, the rise time is number ns, the tens of kV/ns of voltage build-up rate for output pulse.
Described main switch upper cover plate, one airtight chamber of main switch lower cover and main switch insulating cylinder composition, opens in master
Close main switch air admission hole, the main switch venthole that the airtight chamber is provided with lower cover.It is used as by the cavity for setting closed
Experiment cavity, injects SF inside it6Gas is used as dielectric.
It is provided with the side wall of described main switch insulating cylinder to the raised ring-type bar in inner or outer side.With circular protrusion
Its stroke in the axial direction of the main switch insulating cylinder of structure is larger, can increase insulating cylinder DE in the axial direction so that
In process of the test, in the case of gas pressure intensity is increased, increase insulating cylinder extension property in the axial direction, it is ensured that its seal,
Improve experimental precision.
The utility model compared with prior art, has the following advantages and advantages：
1st, a kind of construction of switch for multiple-channel output high-voltage pulse generator of the utility model, is opened using circular port with master
The radiation channel that the annular projection portion set on trigger electrode cooperatively forms annular shape is closed, it is multistage same when trigger voltage increases
The radial gas switch of axle, by cable connection on positive charging column, main switch negative electrode is connected main switch positive electrode by cable
It is connected on negative charging column, by soket head cap screw respectively at the two ends of insulating cylinder, master opens for main switch positive electrode, main switch negative electrode
Shut cover plate and main switch lower cover is separately fixed on main switch positive electrode, main switch negative electrode, trigger electrode is fixed on
Between lower cover, trigger electrode connects external trigger end, the triggering isolation in parallel of triggering isolation capacitance two ends by triggering isolation capacitance
Resistance, triggering isolating cylinder is insulating materials, to prevent electric discharge, main switch air admission hole and venthole between voltage regulation resistance and positive electrode
On lower cover, connected by tracheae by the air admission hole and venthole on transparent window and entered, main switch passes through L-type support
It is connected with positive storage capacitor and negative storage capacitor, such construction of switch is compact, discharge stability, exports pulse up to hundred kV, on
The time of liter is number ns, the tens of kV/ns of voltage build-up rate；
2nd, a kind of construction of switch for multiple-channel output high-voltage pulse generator of the utility model, with circular protrusion structure
Main switch insulating cylinder its stroke in the axial direction it is larger, insulating cylinder DE in the axial direction can be increased so that in examination
During testing, in the case of gas pressure intensity is increased, increase insulating cylinder extension property in the axial direction, it is ensured that its seal, improve
Experimental precision.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part, does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the utility model structural representation.
Mark and corresponding parts title in accompanying drawing：
25- main switch upper cover plates, 26- main switch positive electrodes, 27- main switch trigger electrodes, 28- main switch negative electrodes, 29-
Main switch insulating cylinder, 30- main switch air admission holes, 31- main switch ventholes, 32- main switch lower covers.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage become more apparent, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, is not intended as to restriction of the present utility model.
Embodiment
As shown in figure 1, a kind of construction of switch for multiple-channel output high-voltage pulse generator of the utility model, including two ends
The cylindrical main switch insulating cylinder 29 in opening, is provided with to the raised ring in inner or outer side on the side wall of main switch insulating cylinder 29
Shape bar, the structure is when insulating cylinder receives active force on axial direction so that it possesses partial elastic and extends ability, in main switch
The two ends of insulating cylinder 29 have been bolted to connection main switch positive electrode 26, main switch negative electrode 28 respectively, in main switch just
Main switch upper cover plate 25 is fixed with electrode 26, main switch lower cover 32 is fixed with main switch negative electrode 28, wherein master opens
Close positive electrode 26 to be recessed to offside with main switch negative electrode 28, and a circular port is provided with its bottom, main switch is touched
Generating pole 27 passes through the circular port, and its two ends is separately fixed on main switch upper cover plate 25, main switch lower cover 32, in main switch
The annular projection portion matched with circular port is provided with trigger electrode 27；Main switch upper cover plate 25, main switch lower cover 32 with
Main switch insulating cylinder 29 constitutes an airtight chamber, and the main switch air inlet of the airtight chamber is provided with main switch lower cover 32
Hole 30, main switch venthole 31.SF is filled in switch6Used as dielectric, positive storage capacitor charging+40kV bears energy storage electricity to gas
Capacity charge -40kV.To apply during external trigger voltage, external trigger end is connected to ground, and main switch trigger electrode is protected by isolation resistance
Hold in zero potential, as external trigger amplitude about -55kV, be applied on trigger electrode by isolation capacitance, due to trigger electrode and positive electricity
Opposite polarity between pole, more than SF6The breakdown voltage of gas, makes trigger electrode and positive electrode conducting electric discharge, so that entirely switch is led
Logical, the electrical potential difference at storage capacitor two ends can not undergo mutation, and positive storage capacitor is+80kV with big resistance connection end voltage jump,
Voltage wave is propagated through isolation capacitance from output cable to output end, and increasing isolation resistance can be initially in output cable voltage
Zero potential.
Above-described specific embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only specific embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, equally replaces
Change, improve, should be included within protection domain of the present utility model.
Claims (3)
1. a kind of construction of switch for multiple-channel output high-voltage pulse generator, it is characterised in that：It is in cylinder including both ends open
The main switch insulating cylinder (29) of shape, main switch positive electricity has been bolted to connection at the two ends of main switch insulating cylinder (29) respectively
Pole (26), main switch negative electrode (28), are fixed with main switch upper cover plate (25) on main switch positive electrode (26), negative in main switch
Be fixed with main switch lower cover (32) on electrode (28), wherein main switch positive electrode (26) with main switch negative electrode (28) to right
Side is recessed, and is provided with a circular port in its bottom, and main switch trigger electrode (27) through the circular port, distinguish by its two ends
It is fixed on main switch upper cover plate (25), main switch lower cover (32), is provided with and circle on main switch trigger electrode (27)
The annular projection portion that hole matches.
2. a kind of construction of switch for multiple-channel output high-voltage pulse generator according to claim 1, it is characterised in that：
Described main switch upper cover plate (25), one airtight chamber of main switch lower cover (32) and main switch insulating cylinder (29) composition,
Main switch air admission hole (30), the main switch venthole (31) of the airtight chamber are provided with main switch lower cover (32).
3. a kind of construction of switch for multiple-channel output high-voltage pulse generator according to claim 1, it is characterised in that：
It is provided with the side wall of described main switch insulating cylinder (29) to the raised ring-type bar in inner or outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621304573.4U CN206211966U (en) | 2016-11-30 | 2016-11-30 | A kind of construction of switch for multiple-channel output high-voltage pulse generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621304573.4U CN206211966U (en) | 2016-11-30 | 2016-11-30 | A kind of construction of switch for multiple-channel output high-voltage pulse generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206211966U true CN206211966U (en) | 2017-05-31 |
Family
ID=58754162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621304573.4U Expired - Fee Related CN206211966U (en) | 2016-11-30 | 2016-11-30 | A kind of construction of switch for multiple-channel output high-voltage pulse generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206211966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107786115A (en) * | 2018-01-09 | 2018-03-09 | 中国工程物理研究院流体物理研究所 | A kind of compact pulse high current device |
| CN110336131A (en) * | 2019-06-18 | 2019-10-15 | 中国舰船研究设计中心 | Boat-carrying Shortwave Communication System direct lighting stroke protective device and its protection appraisal procedure |
-
2016
- 2016-11-30 CN CN201621304573.4U patent/CN206211966U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107786115A (en) * | 2018-01-09 | 2018-03-09 | 中国工程物理研究院流体物理研究所 | A kind of compact pulse high current device |
| CN110336131A (en) * | 2019-06-18 | 2019-10-15 | 中国舰船研究设计中心 | Boat-carrying Shortwave Communication System direct lighting stroke protective device and its protection appraisal procedure |
| CN110336131B (en) * | 2019-06-18 | 2021-01-19 | 中国舰船研究设计中心 | Direct lightning protection device of shipborne short wave communication system and protection evaluation method thereof |
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| 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: 20170531 Termination date: 20191130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |