CN201877399U - Coil focusing traveling wave tube with integrated structure - Google Patents
Coil focusing traveling wave tube with integrated structure Download PDFInfo
- Publication number
- CN201877399U CN201877399U CN2010206333852U CN201020633385U CN201877399U CN 201877399 U CN201877399 U CN 201877399U CN 2010206333852 U CN2010206333852 U CN 2010206333852U CN 201020633385 U CN201020633385 U CN 201020633385U CN 201877399 U CN201877399 U CN 201877399U
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- Prior art keywords
- water jacket
- slow wave
- wave circuit
- collector
- baffle plate
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Abstract
The utility model discloses a coil focusing traveling wave tube with an integrated structure, comprising an electronic gun (1), a slow wave circuit (2), a collector (3), a collector drum (4), an input waveguide (5) and an output waveguide (6), wherein a cooling loop is formed among a water jacket (7) at the periphery of the slow wave circuit (2), the external surface of the slow wave circuit (2) and the internal surface of the water jacket (7); coils (8) are fixed at the periphery of the water jacket (7) at interval; a cooling liquid outlet hole is arranged on the water jacket (7); a non-magnetic-permeability baffle (9) made of copper-nickel alloy is fixed on the water jacket (7); a lead drum (10) is fixed at the upper end of the baffle (9); a shielding drum (11) is sheathed outside the coils (8); one end of the shielding drum (11) is provided with a cooling liquid inlet hole (12); and another cooling liquid outlet hole (13) is arranged on the collector drum (4). The coil focusing traveling wave tube with the integrated structure provided by the utility model has the advantages that the structural design of the cooling loop is reasonable, integrated cooling of the slow wave circuit, the coils and the collectors can be realized, the working stability is strong, and the requirement for high-power working can be met.
Description
Technical field
The utility model relates to a kind of solenoid focusing TWT, is specifically related to have the solenoid focusing TWT of integral type cooling structure.
Background technology
Travelling wave tube is the microwave tube that a kind of speed of annotating by the modulation electronics realizes enlarging function, the characteristics of travelling wave tube are bandwidths, gain is high, dynamic range is big and noise is low, travelling wave tube frequency bandwidth (poor/centre frequency of frequency band height two ends frequency) can reach more than 100%, gain is in 25～70 decibels of scopes, the noise factor of low-noise traveling-wave tube is minimum to reach 1～2 decibel, and therefore modern travelling wave tube has become radar, electronic countermeasures, trunking traffic, satellite communication, the live telecast satellite, navigation, remote sensing, remote control, the important microwave electronic device of electronic equipments such as remote measurement.Wherein solenoid focusing TWT is a kind of high power travelling wave tube, average power can reach 4000 to 6000 watts, has significant application value, but solenoid focusing TWT in the course of the work, slow wave circuit, line bag and collector can produce a large amount of heats, temperature is too high can to influence slow wave circuit, the operate as normal of line bag and collector, reduce the performance of whole travelling wave tube, even cause danger owing to the temperature of travelling wave tube is too high, therefore powerful solenoid focusing TWT needs higher cooling technology, should fully cool off solenoid focusing TWT, guarantee that again cooling fluid can leakage contribution solenoid focusing TWT operate as normal, present solenoid focusing TWT of the prior art exists the cooling structure design not too reasonable more, cooling effect is poor, and the line bag is fixing insecure, can not provide stable magnetic field to travelling wave tube in the course of work.
Summary of the invention
Goal of the invention: the purpose of this utility model is in order to solve the deficiencies in the prior art, to provide a kind of cooling structure reasonable in design, can fully cooling off the solenoid focusing TWT of the integral type cooling structure of body and line bag.
Technical scheme: in order to realize above purpose, technical solution adopted in the utility model is:
Solenoid focusing TWT with integral type cooling structure, it comprises: electron gun, the slow wave circuit that links to each other with electron gun, the collector that links to each other with slow wave circuit, be covered with the collector tube in the outside of collector, be connected with input waveguide and output waveguide at the slow wave circuit two ends, wherein said slow wave circuit periphery is with water jacket, form cooling circuit between the outer surface of slow wave circuit and the inner surface of water jacket, and at the wired bag of water jacket periphery fixed interval, having cooling fluid on the water jacket between adjacent two line bags portals, and on the water jacket between adjacent two line bags, be fixed with non-magnetic baffle plate, be fixed with the lead-in wire tube in the upper end of baffle plate, connect by lead between the adjacent two line bags, passing the lead-in wire tube after lead passes successively arranges in order, and be with the shielding cylinder of armoured magnetic field in spaced line bag outside, wherein the cavity between slow wave circuit and the shielding cylinder communicates with cavity between collector and the collector tube, near having the cooling fluid hand-hole on shielding cylinder one end of electron gun, and on the collector tube, have cooling fluid and portal.
As preferred version, solenoid focusing TWT with integral type cooling structure described in the utility model, have the hole in the middle of the described baffle plate, clamp passes the fixed-site of the middle hole of baffle plate with adjacent two line bags, wherein said clamp can be a fixture block composition that has the fixture block of projection and have groove, the fixture block of its protrusions is joined with the fixture block card that has groove after passing the middle hole of baffle plate, thereby can be the fixed-site of adjacent two line bags, the line that is fixed on the water jacket periphery is wrapped under the vibration condition, the position of line bag can not moved, and provides stable work magnetic field thereby can ensure to travelling wave tube.
Above-described solenoid focusing TWT with integral type cooling structure, described baffle plate is the not magnetic conduction baffle plate that corronil is made, the not magnetic conduction baffle plate that this corronil is made has following effect: at first the existence of baffle plate can increase the flow path of cooling fluid, thereby make cooling fluid can fully cool off the line bag, secondly baffle plate is positioned at two adjacent two line bag centre positions, by on baffle plate, punching, allowing clamp pass behind the hole on the baffle plate can well the static line bag, and thereby the upper end of baffle plate is inserted in the interior effect of playing the anchor leg tube of groove of lead-in wire tube, the lead of connecting line bag can pass the lead-in wire tube and arrange in order, the situation that the wire loop that makes the line bag can not be short-circuited or open a way under the cooler environment of complexity and complicated vibration condition increases stability and fail safe.
Above-described solenoid focusing TWT with integral type cooling structure, described shielding cylinder outside is equipped with shell, and shell can sealed tube body, can make at certain cooling fluid pressure and be issued to sealing effectiveness.
Solenoid focusing TWT with integral type cooling structure described in the utility model, online bag periphery is equipped with the shielding cylinder of armoured magnetic field, shielding cylinder wraps whole slow wave circuit and wired bag, can be effectively with the magnetic field shielding of line packet generation, magnetic field is not dispersed to the body outside, can increase the fail safe of travelling wave tube and can improve the service efficiency in line bag magnetic field.
Solenoid focusing TWT with integral type cooling structure described in the utility model, travelling wave tube cooling circuit structure is to be formed by the cavity between the inner surface of the outer surface of slow wave circuit and water jacket, cooling fluid can be passed through in the cavity between slow wave circuit and the water jacket, thereby the heat that slow wave circuit produces can be taken away, reduce the temperature of slow wave circuit, and the utility model punches on the water jacket between the adjacent lines bag, the purpose of punching is that cooling fluid is being passed through the cooling cavity, in the time of the cooling slow wave circuit, thereby cooling fluid goes out cooling line bag from the orifice flow on the water jacket, reduces the effect of line bag temperature.
Operation principle with solenoid focusing TWT of integral type cooling structure described in the utility model is: during solenoid focusing TWT work, signal is imported from input waveguide, the electron gun emitting electrons, electronics enters slow wave circuit, the microwave signal modulation of being imported, and carry out energy exchange, electronics is given microwave signal part kinetic energy, make microwave signal obtain amplifying, the microwave signal of amplifying is exported by output waveguide, line packet generation magnetic field, and electronics passes through slow wave circuit under the action of a magnetic field, be unlikely to scatter, collect electronics by collector at last.Solenoid focusing TWT work produces a large amount of heats, be pressed into cooling liquid this moment from the cooling fluid hand-hole on close shielding cylinder one end of electron gun, move in the cooling circuit of cooling liquid between slow wave circuit and water jacket, constantly the heat that slow wave circuit is produced is taken away, reduce the temperature of slow wave circuit, cooling fluid is in cooling circuit in the flow process, thereby cooling fluid flows out cooling line bag from the hole scattering on the water jacket, be provided with baffle plate between the adjacent two line bags, cooling fluid in the process of cooling line bag owing to thereby the flow process that the existence of baffle plate increases cooling fluid can be cooled off the line bag more fully, cooling fluid is after having cooled off slow wave circuit and line bag, under the effect of pressure, cooling fluid is by the collector magnetic cup, flow into cavity between collector and the collector tube (between slow wave circuit and the shielding cylinder between cavity and collector and the collector tube cavity communicate), cooling fluid is cooled off collector again, reduce the temperature of collector, last cooling fluid goes out from the orifice flow that the collector tube is offered again, thereby realization slow wave circuit, the integral type cooling of line bag and collector, can not only make travelling wave tube energy operate as normal, and can improve the stability and the reliable energy of solenoid focusing TWT, and prolong its useful life.
Beneficial effect: the solenoid focusing TWT with integral type cooling structure that the utility model provides compared with prior art has the following advantages:
1, the solenoid focusing TWT that the utility model provides with integral type cooling structure, stable performance, the cooling circuit reasonable in design of homogeneous tube, can realize the integral type cooling of slow wave circuit, line bag and collector efficiently, homogeneous tube temperature in the time of can effectively reducing solenoid focusing TWT work increases job stability.
2, the utility model is fixed on the water jacket periphery with the line bag, and fixes the position of adjacent two line bags respectively with clamp, and under vibration condition, the position of line bag can not moved, and provides stable work magnetic field thereby can ensure to travelling wave tube.
3, connect by lead between adjacent two line bags described in the utility model, the lead of connecting line bag can pass the lead-in wire tube and arrange in order, the situation that the wire loop that makes the line bag can not be short-circuited or open a way under the cooler environment of complexity and complicated vibration condition increases stability and fail safe.
Description of drawings
The structural representation of the solenoid focusing TWT that Fig. 1 provides for the utility model with integral type cooling structure.
The structural representation that slow wave circuit, water jacket and line package close in the solenoid focusing TWT with integral type cooling structure that Fig. 2 provides for the utility model.
Embodiment:
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand these embodiment only be used to the utility model is described and be not used in the restriction scope of the present utility model, after having read the utility model, those skilled in the art all fall within the application's claims institute restricted portion to the modification of the various equivalent form of values of the present utility model.
As Fig. 1, shown in Figure 2, solenoid focusing TWT with integral type cooling structure described in the utility model, it comprises: electron gun (1), the slow wave circuit (2) that links to each other with electron gun (1), the collector (3) that links to each other with slow wave circuit (2), be covered with collector tube (4) in the outside of collector (3), be connected with input waveguide (5) and output waveguide (6) at slow wave circuit (2) two ends, wherein said slow wave circuit (2) periphery is with water jacket (7), form cooling circuit between the inner surface of the outer surface of slow wave circuit (2) and water jacket (7), and at the wired bag of water jacket (7) periphery fixed interval (8), having cooling fluid on the water jacket (7) between adjacent two line bags (8) portals, and on the water jacket (7) between adjacent two line bags (8), be fixed with non-magnetic baffle plate (9), be fixed with lead-in wire tube (10) in the upper end of baffle plate (9), connect by lead between the adjacent two line bags (8), passing lead-in wire tube (10) after lead passes successively arranges in order, and be with the shielding cylinder (11) of armoured magnetic field in spaced line bag (8) outside, wherein the cavity between slow wave circuit (2) and the shielding cylinder (11) communicates with cavity between collector (3) and the collector tube (4), having cooling fluid hand-hole (12) near on shielding cylinder (11) one ends of electron gun (1), and on collector tube (4), have cooling fluid and portal (13), and shell (15) is installed in shielding cylinder (10) outside.
Above-described solenoid focusing TWT with integral type cooling structure wherein has the hole in the middle of baffle plate (9), clamp (14) passes the middle hole of baffle plate (9) with adjacent two line bags (8) fixed-site.Wherein said clamp (14) can be made up of suitable fixture block that has projection and the fixture block that has groove, the fixture block of its protrusions is joined with the fixture block card that has groove after passing the middle hole of baffle plate (9), thereby can be the fixed-site of adjacent two line bags (8).
Above-described solenoid focusing TWT with integral type cooling structure, non-magnetic baffle plate (9) are fixed on water jacket (7) centre position between adjacent two line bags (8), and described non-magnetic baffle plate (9) is made by corronil.
During the solenoid focusing TWT real work with integral type cooling structure described in the utility model, signal is imported from input waveguide (5), electron gun (1) emitting electrons, electronics enters slow wave circuit (2), the microwave signal modulation that electronics is imported, and carry out energy exchange, electronics is given microwave signal part kinetic energy, make microwave signal obtain amplifying, the microwave signal of amplifying is by output waveguide (6) output, and line bag (8) produces magnetic field, and electronics passes through slow wave circuit (2) under the effect in magnetic field, be unlikely to scatter, collect electronics by collector (3) at last.Solenoid focusing TWT work produces a large amount of heats, be pressed into cooling liquid this moment from the cooling fluid hand-hole (12) on close shielding cylinder (11) one ends of electron gun (1), operation in the cooling circuit between slow wave circuit (2) and the water jacket (7), constantly the heat that slow wave circuit (2) is produced is taken away, reduce the temperature of slow wave circuit (2), cooling fluid is between slow wave circuit (2) and water jacket (7) in the cooling circuit in the flow process, cooling fluid from water jacket (7) thus on the hole scattering flow out cooling line bag (8), be provided with baffle plate (9) between the adjacent two line bags (8), cooling fluid in the process of cooling line bag (8) owing to baffle plate (9) thus the existence flow process that increases cooling fluid can cool off line bag (8) more fully, cooling fluid is being cooled off slow wave circuit (2) and line bag (8) afterwards, under the effect of pressure, cooling fluid is by the collector magnetic cup, flow into cavity between collector (3) and the collector tube (4) (between slow wave circuit (2) and the shielding cylinder (11) between cavity and collector (3) and the collector tube (4) cavity communicate), cooling fluid is cooled off collector (3) again, reduce the temperature of collector (3), last cooling fluid again from collector tube (4) go up cooling fluid portal (13) flow out, thereby realize slow wave circuit (2), the integral type cooling of line bag (8) and collector (3), the stability and the performance of raising line bag slow wave circuit travelling wave tube.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. the solenoid focusing TWT that has the integral type cooling structure, it is characterized in that, it comprises: electron gun (1), the slow wave circuit (2) that links to each other with electron gun (1), the collector (3) that links to each other with slow wave circuit (2), be covered with collector tube (4) in the outside of collector (3), be connected with input waveguide (5) and output waveguide (6) at slow wave circuit (2) two ends, wherein said slow wave circuit (2) periphery is with water jacket (7), form cooling circuit between the inner surface of the outer surface of slow wave circuit (2) and water jacket (7), and at the wired bag of water jacket (7) periphery fixed interval (8), having cooling fluid on the water jacket (7) between adjacent two line bags (8) portals, and on the water jacket (7) between adjacent two line bags (8), be fixed with non-magnetic baffle plate (9), be fixed with lead-in wire tube (10) in the upper end of baffle plate (9), connect by lead between the adjacent two line bags (8), passing lead-in wire tube (10) after lead passes successively arranges in order, and be with the shielding cylinder (11) of armoured magnetic field in spaced line bag (8) outside, wherein the cavity between slow wave circuit (2) and the shielding cylinder (11) communicates with cavity between collector (3) and the collector tube (4), near having cooling fluid hand-hole (12) on shielding cylinder (11) one ends of electron gun (1), and on collector tube (4), have cooling fluid portal (13).
2. the solenoid focusing TWT with integral type cooling structure according to claim 1 is characterized in that, has the hole in the middle of baffle plate (9), and clamp (14) passes the middle hole of baffle plate (9) with adjacent two line bags (8) fixed-site.
3. the solenoid focusing TWT with integral type cooling structure according to claim 1 is characterized in that, the not magnetic conduction baffle plate that described baffle plate (9) is made for corronil.
4. the solenoid focusing TWT with integral type cooling structure according to claim 1 is characterized in that, non-magnetic baffle plate (9) is fixed on water jacket (7) centre position between adjacent two line bags (8).
5. the solenoid focusing TWT with integral type cooling structure according to claim 1 is characterized in that, described shielding cylinder (11) outside is equipped with shell (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206333852U CN201877399U (en) | 2010-11-30 | 2010-11-30 | Coil focusing traveling wave tube with integrated structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206333852U CN201877399U (en) | 2010-11-30 | 2010-11-30 | Coil focusing traveling wave tube with integrated structure |
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| Publication Number | Publication Date |
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| CN201877399U true CN201877399U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206333852U Expired - Lifetime CN201877399U (en) | 2010-11-30 | 2010-11-30 | Coil focusing traveling wave tube with integrated structure |
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| CN (1) | CN201877399U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794450A (en) * | 2014-03-06 | 2014-05-14 | 中国科学院电子学研究所 | Electronic beam axial velocity measuring cavity with stray electron suppression function |
| CN108321069A (en) * | 2017-12-15 | 2018-07-24 | 南京三乐集团有限公司 | A kind of high sealing oil cooling type travelling-wave tubes and preparation method thereof |
| CN109755084A (en) * | 2018-11-29 | 2019-05-14 | 南京三乐集团有限公司 | X-band bimodulus multiple-beam klystron |
| CN109767963A (en) * | 2018-12-29 | 2019-05-17 | 中国电子科技集团公司第十二研究所 | A kind of klystron with waveguide bend structure |
| CN109786188A (en) * | 2018-12-29 | 2019-05-21 | 中国电子科技集团公司第十二研究所 | A kind of klystron with small-sized integrated cooling structure |
-
2010
- 2010-11-30 CN CN2010206333852U patent/CN201877399U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794450A (en) * | 2014-03-06 | 2014-05-14 | 中国科学院电子学研究所 | Electronic beam axial velocity measuring cavity with stray electron suppression function |
| CN103794450B (en) * | 2014-03-06 | 2016-01-20 | 中国科学院电子学研究所 | The electron beam axial velocity with stray electron inhibit feature measures cavity |
| CN108321069A (en) * | 2017-12-15 | 2018-07-24 | 南京三乐集团有限公司 | A kind of high sealing oil cooling type travelling-wave tubes and preparation method thereof |
| CN109755084A (en) * | 2018-11-29 | 2019-05-14 | 南京三乐集团有限公司 | X-band bimodulus multiple-beam klystron |
| CN109755084B (en) * | 2018-11-29 | 2021-01-26 | 南京三乐集团有限公司 | X-waveband dual-mode multi-injection klystron |
| CN109767963A (en) * | 2018-12-29 | 2019-05-17 | 中国电子科技集团公司第十二研究所 | A kind of klystron with waveguide bend structure |
| CN109786188A (en) * | 2018-12-29 | 2019-05-21 | 中国电子科技集团公司第十二研究所 | A kind of klystron with small-sized integrated cooling structure |
| CN109786188B (en) * | 2018-12-29 | 2021-03-12 | 中国电子科技集团公司第十二研究所 | Klystron with small-size integration cooling structure |
| CN109767963B (en) * | 2018-12-29 | 2021-04-02 | 中国电子科技集团公司第十二研究所 | Klystron with bent waveguide structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |
|
| CX01 | Expiry of patent term |