CN206181533U - Waveguide change over switch of power electronic cyclotron resonance heating system - Google Patents
Waveguide change over switch of power electronic cyclotron resonance heating system Download PDFInfo
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- CN206181533U CN206181533U CN201620890864.XU CN201620890864U CN206181533U CN 206181533 U CN206181533 U CN 206181533U CN 201620890864 U CN201620890864 U CN 201620890864U CN 206181533 U CN206181533 U CN 206181533U
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Abstract
The utility model belongs to the technical field of the microwave, concretely relates to electron cyclotron resonance heating system waveguide change over switch. The utility model discloses a waveguide change over switch includes 1 vacuum seal case, 3 the straight waveguide of duan bowen, 1 duan zhitong waveguide section, 1 individual switching -over waveguide, 1 face planar mirror, 1 cover linear movement mechanism, 1 root direction connecting rod, 1 root vacuum bellows, 1 individual binding flange, 1 root motor lead screw, 1 individual step motor, 1 cover motor fixing bracket and 1 set of motor control system, and through the ethernet realize with circle round major control system's communication of electron, realized that the microwave switches to the function of different loads under the condition that does not influence the transmission system vacuum state, the microwave route switches smooth and reliablely, and the microwave power loss is little, can stabilize transmits megawatt magnitude long pulse millimeter wave high -efficiently.
Description
Technical field
This utility model belongs to microwave technical field, and in particular to a kind of great-power electronic cyclotron resonance heating system waveguide
Permutator.
Background technology
In fusion research, in order to by the temperature needed for plasma heating to fusion reaction, it usually needs using many
Heater meanses are planted, Electron Cyclotron Resonance Heating is a kind of important plasma heating means.Electron Cyclotron Resonance Heating system
Mainly it is made up of wave source system, Transmission system, emission system and control and protection system etc., the power of single set system is usually 500kW and arrives
1MW.Wherein, the Main Function of Transmission system is that the High-Power Microwave that wave source system is exported efficiently is transferred to into emission system,
Heating plasma in so as to be injected into plasma.
For Electron Cyclotron Resonance Heating system communications line, when the microwave power of transmission is more than 500kW, in order to have
The transmission line that avoids of effect causes sparking because of gas breakdown, it usually needs use vacuum transmission line, the vacuum for making transmission line is better than
10-3Pa.For such transmission line, in order to not dismount Transmission system and not destroy the bar of vacuum transmission line vacuum state
Under part, realize conversion of the microwave between the true load (device plasma) of injection and microwave hypersorption water load, in order to
Difference carries out electron cyclotron system debug and tokamak device experiment under requiring, need one kind to carry out between different loads
The waveguide switch of switching.Above-mentioned waveguide switch needs to take into account to meet following technical requirements：(1) positioning precision meets and wants
Ask, accurate switching of the microwave transmission direction between different paths can be realized, to ensure the difference inside waveguide switch
The collimation of microwave path and Transmission system, so as to be prevented effectively from the generation of spark phenomenon；(2) it is long as a kind of transmission high power
The transmission part of Impulse Millimeter Wave, it is desirable to which the microwave power loss caused by waveguide switch should be as little as possible, to ensure to pass
The efficiency of defeated system；(3) will be used in vacuum transmission system in view of waveguide switch, its vacuum level requirements is 10-3Pa, very
Empty leak rate requires to be 10-9Pa·m3/ s, it is desirable to which the part does not affect Transmission system vacuum when the switching of microwave path is carried out；
(4) because electron cyclotron system is huge, waveguide switch action is performed during testing for the ease of staff, it is desirable to Neng Gou
Control room carries out long-range precise control, and brings in electron cyclotron turn-key system.
This utility model have developed one kind and be applied in electron cyclotron high power millimeter wave vacuum transmission system, low-loss,
The waveguide switch of high position precision, remote-controllable, has taken into account any of the above technical requirements.
Utility model content
The purpose of this utility model is to be directed to drawbacks described above, there is provided one kind can be used to realize that microwave path is cut in vacuum environment
The waveguide switch for changing.The technical barriers such as vacuum static seal, vacuum dynamic seal, linear shift position precise control are solved, is protected
The Automated condtrol that microwave path is smoothed, reliability switches under card vacuum environment；By appropriate design microwave channel components interior tooth
Shape structure, effectively reduces microwave power loss, it is ensured that waveguide switch can stably transmit long pulse, high power, wide-band
Millimeter wave.
The technical solution of the utility model is as described below：
A kind of great-power electronic cyclotron resonance heating system waveguide switch, including 1 four port vacuum sealed box, ripple
Stricture of vagina straight wave guide, ripple straight wave guide, ripple straight wave guide, lead directly to waveguide segment, commutation waveguide and linear movement mechanism, and four port is true
The a port of empty seal box is microwave input port, and two ports are microwave output port and microwave output port；Four end
The microwave input port of mouth vacuum sealed box is connected with ripple straight wave guide, and microwave output port is connected with ripple straight wave guide, and ripple is straight
Waveguide is connected with microwave output port.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, the straight wave guide, ripple straight wave guide and ripple
The length of stricture of vagina straight wave guide is 250mm.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, the straight-through waveguide segment connects with commutation waveguide
After connecing, a microwave path changeover module is formed in vacuum sealed box, the microwave path changeover module is arranged on 1 set linearly
On motion；Plane mirror is provided with the commutation waveguide.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, after the plane silo microwave reflection,
Transmission path switch to from ripple straight wave guide reach commutation waveguide reach ripple straight wave guide again.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, it is close that described commutation waveguide is moved to vacuum
During the joint sealing leftmost side, the microwave input of straight-through waveguide segment and output port are docked respectively with ripple straight wave guide and ripple straight wave guide,
Microwave transmission path reaches straight-through waveguide segment and reaches stricture of vagina straight wave guide again for ripple straight wave guide；When straight-through waveguide segment, to be moved to vacuum close
During the joint sealing rightmost side, the microwave input of the waveguide that commutates and output port with dock with ripple straight wave guide and ripple straight wave guide respectively,
After plane mirror reflection of the microwave Jing being fixed in commutation waveguide, transmission path is switched to from ripple straight wave guide and reaches commutation ripple
Lead and reach again ripple straight wave guide.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, the ripple straight wave guide is that microwave input is logical
Road, ripple straight wave guide is the straight-through output channel of microwave, and ripple straight wave guide is 90 degree of commutation output channels of microwave.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, described vacuum sealed box is internally provided with
Guide link, guide link one end is connected with microwave path changeover module in vacuum sealed box, is fixed in commutation waveguide, is oriented to
The other end of connecting rod is connected with the link flange being placed in outside vacuum sealed box；At the 4th end of adpting flange and vacuum sealed box
Vacuum dynamic seal is done by vacuum corrugated pipe between mouthful.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, is provided with outside described vacuum sealed box
Motor lead screw, one end of the motor lead screw is connected with adpting flange, and the other end is connected with motor.
A kind of great-power electronic cyclotron resonance heating system waveguide switch, the motor passes through 1 set of motor control system
System realizes its parameter setting and rotates control, and realizes the communication with electron cyclotron master control system by Ethernet.
The beneficial effects of the utility model are：This utility model relates generally to oneself of the microwave path switching under vacuum environment
Dynamicization is controlled, and main body mechanism is placed in closed vacuum intracavity, and power source is placed in outside vacuum chamber, and rational static and dynamic sealing structure is combined
Ensure condition of high vacuum degree, while low cost solves two difficult problems of vacuum sealing and linear position precision, it is simple for structure, it is easy to inspection
Repair and safeguard.Electron Cyclotron Resonance Heating system waveguide switch of the present utility model is applied to high power millimeter wave transmission line
The switching in middle microwave transmission path, under vacuum the switching of microwave path is smooth and reliable, and positioning precision is high, microwave power loss
It is little.
Description of the drawings
Fig. 1 is this utility model Electron Cyclotron Resonance Heating system waveguide switch structural representation；
Fig. 2 is that this utility model electronics plays back resonant heating system waveguide switch monnolithic case schematic diagram；
In figure, 1- vacuum sealed box；2- ripple straight wave guides；3- ripple straight wave guides；4- ripple straight wave guides；5- leads directly to waveguide
Section；6- commutation waveguides；7- plane mirrors；8- linear movement mechanisms；9- guide links；10- vacuum corrugated pipes；11- links method
It is blue；12- motor lead screws；13- motors；22- microwave input ports；33- microwave output ports；44- microwave output ports；55-
The 4th port of vacuum sealed box.
Specific embodiment
Electron Cyclotron Resonance Heating system waveguide switch of the present utility model is entered with reference to the accompanying drawings and examples
Row is described in detail.
A kind of primary structure of Electron Cyclotron Resonance Heating system waveguide switch includes：1 four port vacuum sealing
Case 1, three ports in four port vacuum sealed box 1 are by ripple straight wave guide 2, ripple straight wave guide 3, ripple straight wave guide 4, difference
It is connected with the transmission line of Transmission system, the length of the ripple straight wave guide 2, ripple straight wave guide 3 and ripple straight wave guide 4 is 250mm；
The a port of four port vacuum sealed box 1 is microwave input port 22, and two ports are microwave output port 33 and microwave
Output port 44；The microwave input port 22 of four port vacuum sealed box 1 is connected with ripple straight wave guide 2, microwave output port
33 are connected with ripple straight wave guide 3, and ripple straight wave guide 4 is connected with microwave output port 44.
After one section of straight-through waveguide segment 5 is closely connected with commutation waveguide 6, a microwave path changeover module is formed, it is described micro-
Ripple path changeover module is arranged on 1 set of linear movement mechanism 8, realizes it in vacuum sealed box by 1 set of linear movement mechanism 8
Linear reciprocal movement in 1；Plane mirror 7 be fixed on commutation waveguide 6 on, for by microwave reflection arrive perpendicular to microwave be input into
The path in direction；Guide link 9 is placed in 1 in vacuum sealed box, and the one end of guide link 9 is cut with microwave path in vacuum sealed box 1
Component connection is changed, is fixed in commutation waveguide 6, the other end of guide link 9 and be placed in the link flange of the outside of vacuum sealed box 1
11 connections；One end of motor lead screw 12 outside vacuum sealed box is connected with adpting flange 11, and the other end is connected with motor 13,
Vacuum dynamic seal is done by vacuum corrugated pipe 10 between the 4th port 55 of adpting flange 11 and vacuum sealed box 1, and by vacuum
Linear motion outside seal box 1 is delivered in vacuum sealed box 1；1 set of electric machine control system realizes the parameter to motor 13
Control is arranged and rotated, and the communication with electron cyclotron master control system is realized by Ethernet.
In the present embodiment, Electron Cyclotron Resonance Heating system waveguide switch switches microwave transmission and leads to by following methods
Road：Ripple straight wave guide 2 is microwave input channel, and ripple straight wave guide 3 is the straight-through output channel of microwave, and ripple straight wave guide 4 is microwave
90 degree of commutation output channels；When the commutation waveguide 6 in vacuum sealed box 1 is moved to 1 leftmost side of vacuum sealed box, waveguide is led directly to
The microwave input of section 5 and output port are docked respectively with ripple straight wave guide 2 and ripple straight wave guide 3, and microwave transmission path is ripple
Straight wave guide 2 reaches straight-through waveguide segment 5 and reaches stricture of vagina straight wave guide 3 again；When the straight-through waveguide segment 5 in vacuum sealed box 1 is moved to vacuum
During 1 rightmost side of seal box, commutate waveguide 6 microwave input and output port with respectively with ripple straight wave guide 2 and ripple straight wave guide 4
Docking, after plane mirror 7 of the microwave Jing being fixed in commutation waveguide 6 reflects, transmission path is switched to from ripple straight wave guide 2 and passed
Ripple straight wave guide 4 is reached again to commutation waveguide 6.
Claims (9)
1. a kind of great-power electronic cyclotron resonance heating system waveguide switch, it is characterised in that：1 four port vacuum sealing
Case (1), ripple straight wave guide (2), ripple straight wave guide (3), ripple straight wave guide (4), lead directly to waveguide segment (5), commutation waveguide (6) and line
Property motion (8), it is characterised in that：The a port of four port vacuum sealed box (1) be microwave input port (22), two
Individual port is microwave output port (33) and microwave output port (44)；The microwave input of four port vacuum sealed box (1)
Mouthful (22) are connected with ripple straight wave guide (2), and microwave output port (33) is connected with ripple straight wave guide (3), ripple straight wave guide (4) and
Microwave output port (44) is connected.
2. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
The length of the straight wave guide (2), ripple straight wave guide (3) and ripple straight wave guide (4) is 250mm.
3. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
After the straight-through waveguide segment (5) is connected with commutation waveguide (6), a microwave path switch groups are formed in vacuum sealed box (1)
Part, the microwave path changeover module is arranged on 1 set of linear movement mechanism (8)；Plane is provided with commutation waveguide (6)
Reflecting mirror (7).
4. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 3, it is characterised in that：
After plane mirror (7) microwave reflection, transmission path switch to from ripple straight wave guide (2) reach commutation waveguide (6) pass again
To ripple straight wave guide (4).
5. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
When described commutation waveguide (6) is moved to vacuum sealed box (1) leftmost side, microwave input and the outfan of waveguide segment (5) is led directly to
Mouth is docked respectively with ripple straight wave guide (2) and ripple straight wave guide (3), and microwave transmission path reaches straight-through for ripple straight wave guide (2)
Waveguide segment (5) reaches again stricture of vagina straight wave guide (3)；When straight-through waveguide segment (5) is moved to vacuum sealed box (1) rightmost side, commutate ripple
Lead (6) microwave input and output port with dock with ripple straight wave guide (2) and ripple straight wave guide (4) respectively, microwave Jing is fixed
After plane mirror (7) reflection in commutation waveguide (6), transmission path is switched to from ripple straight wave guide (2) and reaches commutation ripple
Lead (6) and reach ripple straight wave guide (4) again.
6. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
The ripple straight wave guide (2) is microwave input channel, and ripple straight wave guide (3) is the straight-through output channel of microwave, ripple straight wave guide (4)
For 90 degree of commutation output channels of microwave.
7. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
Described vacuum sealed box (1) is internally provided with guide link (9), guide link (9) one end and the interior microwave of vacuum sealed box (1)
Path changeover module connects, and is fixed in commutation waveguide (6), the other end of guide link (9) be placed in vacuum sealed box (1) outward
Link flange (11) connection in face；Pass through vacuum between the 4th port (55) of adpting flange (11) and vacuum sealed box (1)
Corrugated tube (10) does vacuum dynamic seal.
8. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 1, it is characterised in that：
Motor lead screw (12), one end of the motor lead screw (12) and adpting flange are provided with outside described vacuum sealed box (1)
(11) connect, the other end is connected with motor (13).
9. a kind of great-power electronic cyclotron resonance heating system waveguide switch as claimed in claim 8, it is characterised in that：
The motor (13) realizes its parameter setting and rotates control by 1 set of electric machine control system, and is realized and electricity by Ethernet
The communication of son convolution master control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890864.XU CN206181533U (en) | 2016-08-17 | 2016-08-17 | Waveguide change over switch of power electronic cyclotron resonance heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890864.XU CN206181533U (en) | 2016-08-17 | 2016-08-17 | Waveguide change over switch of power electronic cyclotron resonance heating system |
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| Publication Number | Publication Date |
|---|---|
| CN206181533U true CN206181533U (en) | 2017-05-17 |
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ID=60239836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620890864.XU Active CN206181533U (en) | 2016-08-17 | 2016-08-17 | Waveguide change over switch of power electronic cyclotron resonance heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206181533U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107770943A (en) * | 2016-08-17 | 2018-03-06 | 核工业西南物理研究院 | A kind of great-power electronic cyclotron resonance heating system waveguide switch |
| CN109496053A (en) * | 2018-12-26 | 2019-03-19 | 合肥中科离子医学技术装备有限公司 | A kind of regulating device for cyclotron electrostatic deflection plates |
| CN111313130A (en) * | 2019-11-04 | 2020-06-19 | 华中科技大学 | Waveguide switch for switching transmission direction of high-power electron cyclotron wave |
-
2016
- 2016-08-17 CN CN201620890864.XU patent/CN206181533U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107770943A (en) * | 2016-08-17 | 2018-03-06 | 核工业西南物理研究院 | A kind of great-power electronic cyclotron resonance heating system waveguide switch |
| CN109496053A (en) * | 2018-12-26 | 2019-03-19 | 合肥中科离子医学技术装备有限公司 | A kind of regulating device for cyclotron electrostatic deflection plates |
| CN111313130A (en) * | 2019-11-04 | 2020-06-19 | 华中科技大学 | Waveguide switch for switching transmission direction of high-power electron cyclotron wave |
| CN111313130B (en) * | 2019-11-04 | 2021-03-26 | 华中科技大学 | Waveguide switch for switching transmission direction of high-power electron cyclotron wave |
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