CN203674149U - Travelling wave tube collector - Google Patents
Travelling wave tube collector Download PDFInfo
- Publication number
- CN203674149U CN203674149U CN201320834590.9U CN201320834590U CN203674149U CN 203674149 U CN203674149 U CN 203674149U CN 201320834590 U CN201320834590 U CN 201320834590U CN 203674149 U CN203674149 U CN 203674149U
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- inner core
- wave tube
- urceolus
- traveling
- tube collector
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Abstract
The utility model discloses a travelling wave tube collector comprising an inner cylinder, an outer cylinder and a pedestal; the inner cylinder is arranged in the outer cylinder; the pedestal is arranged on the bottom of the outer cylinder; cooling medium is filled between the inner cylinder, the outer cylinder and the pedestal; the inner cylinder comprises an inner core; an outer ring wall of the inner core is provided with radiation sheets. Compared with the prior art, the inner core of the travelling wave tube collector is provided with the radiation sheets, thereby increasing radiation areas and improving heat radiation efficiency.
Description
Technical field
The utility model belongs to vacuum electron device field, and specifically, the utility model relates to a kind of traveling-wave tube collector.
Background technology
Travelling wave tube, as vacuum microwave power amplifying device, has the advantages such as bandwidth, gain is large, efficiency is high, power output is large, in all kinds of military microwave transmitters, has a wide range of applications, and is described as " heart " of weaponry.Along with the development of weaponry, requirement to travelling wave tube is also more and more higher, and radar, in order to survey farther distance, is had higher requirement to the power output of travelling wave tube, in order to alleviate the weight of radar, the weight of travelling wave tube is also proposed to more and more harsh requirement.
Due to the restriction of travelling wave tube operation principle itself, the collector of travelling wave tube need consume a large amount of energy, in high power travelling wave tube, collector will consume more energy, if these energy can not spread out of in time, will cause collector to burn out, travelling wave tube cannot be worked, and the collector that therefore can design high cooling efficiency seems particularly important.
Utility model content
The utility model provides a kind of traveling-wave tube collector, and object is to improve radiating efficiency.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of traveling-wave tube collector, comprise inner core, urceolus and base, inner core is arranged at urceolus inside, base is arranged at urceolus bottom, between inner core and urceolus and base, fill coolant, inner core comprises inner core, and the external annulus of described inner core is provided with fin.
Described fin is provided with several along the axial equidistant of inner core on the external annulus of described inner core.
Described fin is annular, and fin is coaxial with described inner core.
Described inner core comprises and is axially set in the heat-shrinkable T bush on described fin along described inner core.
Described inner core comprises the inner sleeve coaxial with described inner core and ripple ceramic, and one end of inner sleeve is inserted in inner core and is connected with inner core, and the other end is connected with ripple ceramic, and ripple ceramic is for being connected with the slow wave system of travelling wave tube.
The bottom sidewall of described urceolus is provided with high pressure connection and liquid cooling joint, and the conducting rod in high pressure connection is connected with described inner core by wire.
Rubber grommet between described heat-shrinkable T bush and the internal ring wall of urceolus, the internal ring wall of urceolus is provided with the location notch for holding rubber grommet.
In described urceolus inside, between described base and described inner core, accompany the supporting bracket that adopts PEI material to make.
Between described base and described supporting bracket, be provided with spring shim.
The utility model adopts technique scheme, and compared with prior art, the inner core of this traveling-wave tube collector, at outer setting fin, has increased area of dissipation, thereby can improve radiating efficiency.
Brief description of the drawings
Fig. 1 is the front view of the utility model traveling-wave tube collector;
Fig. 2 is A-A cutaway view in Fig. 1;
Mark in above-mentioned figure is: 1, high pressure connection; 2, inner core; 3, urceolus; 4, rubber grommet; 5, inner sleeve; 6, ripple ceramic; 7, PVC ring; 8, heat-shrinkable T bush; 9, liquid cooling joint; 10, supporting bracket; 11, base; 12, spring shim; 13, screw; 14, sealing ring; 15, through hole.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is described in further detail, and object is to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present utility model, technical scheme, and contributes to its enforcement.
In order to solve the problem of prior art existence and to overcome its defect, improve the radiating efficiency of traveling-wave tube collector, the technical scheme that the utility model is taked is:
As depicted in figs. 1 and 2, a kind of traveling-wave tube collector, comprises inner core, urceolus 3 and base 11, inner core is arranged at urceolus 3 inside, base 11 is arranged at urceolus 3 bottoms, between inner core and urceolus 3 and base 11, fills coolant, and coolant is the carbon fluorine liquid with high insulating property.Inner core comprises inner core 2, and the external annulus of inner core 2 is provided with fin, and fin can increase area of dissipation, and inner core 2 contacts with coolant with fin, thereby can improve the radiating efficiency of whole traveling-wave tube collector.
Specifically, fin is provided with several along the axial equidistant of inner core 2 on the external annulus of inner core 2, and fin is more, and heat-sinking capability is better, and concrete number is set as required.Fin be shaped as annular, fin and coaxial with inner core 2.Fin is mainly located at middle part and the bottom of inner core 2, is provided with 3 through holes 15 that allow coolant pass through on each fin at inner core 2 middle parts, through hole 15 aligned in position on each fin, and through hole 15 axis are parallel with the axis of inner core 2.
Inner core also comprise along inner core 2 be axially set in the heat-shrinkable T bush 8 on fin, heat-shrinkable T bush 8 has high insulating property, heat-shrinkable T bush 8 has fin in fin outer wrap residence, thereby can improve insulating properties and the structural strength of collector.
Inner core also comprises the inner sleeve 5 coaxial with inner core 2 and ripple ceramic 6, and one end of inner sleeve 5 is inserted in inner core 2 and is connected with inner core 2, and the other end is connected with ripple ceramic 6, and ripple ceramic 6 is for being connected with the slow wave system of travelling wave tube.Inner core 2 adopts chromium plating processing with the inner surface of inner sleeve 5, and ripple ceramic 6 is with inner sleeve 5 solders side and will adopt metalized with the face of slow wave welding.The material of inner core 2 and inner sleeve 5 all adopts oxygen-free copper, the inner surface chromium plating of inner core 2, and the inner surface chromium plating of inner sleeve 5, the material of ripple ceramic 6 adopts beryllium oxide.
Between heat-shrinkable T bush 8 and the internal ring wall of urceolus 3, be provided with rubber grommet 4, the internal ring wall of urceolus 3 is provided with the location notch for holding rubber grommet 4.Rubber grommet 4 is enclosed within on heat-shrinkable T bush 8, therefore can further fix whole inner core.In the present embodiment, the quantity of rubber grommet 4 is one.In addition, rubber grommet 4 can arrange multiple as required.
The urceolus 3 of this traveling-wave tube collector is columniform cylindrical shell, and material is duralumin.A high pressure connection 1 and a liquid cooling joint 9 are installed on the bottom sidewall of urceolus 3, on the sidewall of the bottom of urceolus 3, be provided with accordingly two coaxial installing holes, liquid cooling joint 9 is for the output of coolant, the liquid that enters of collector directly enters by slow wave system, the port of one end of urceolus 3 near traveling wave pipe slow wave systems is liquid inlet, and this liquid inlet place is provided with a PVC ring 7.Conducting rod in high pressure connection 1 is connected with inner core 2 by wire, and wire one end is connected with conducting rod, and the other end is fixed on the end of inner core 2 by screw 13.The material of liquid cooling joint 9 is copper-nickel alloy.In order to strengthen the sealing property of urceolus 3, between urceolus 3 and high pressure connection 1, liquid cooling joint 9, all leave the position of placing sealing ring.
When the work of this traveling-wave tube collector, on oxygen-free copper wall and fin in the middle of the heat of inner core 2 is directly delivered to, the heat of copper wall and fin is taken away by coolant, has reduced the program of ceramic transferring heat, has increased area of dissipation and has improved the efficiency of collector heat radiation; The liquid that enters of this collector directly enters by slow wave system, has shortened cooling fluid conductive lengths, has increased the flow of cooling fluid, has improved radiating rate; , the inner surface chromium plating of inner core 2 and inner sleeve 5, the electron recovery rate of raising collector; And this collector is lightweight, be suitable for various device, be conducive to marketing and application.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection range of the present utility model.
Claims (9)
1. a traveling-wave tube collector, comprises inner core, urceolus and base, and inner core is arranged at urceolus inside, base is arranged at urceolus bottom, between inner core and urceolus and base, fill coolant, inner core comprises inner core, it is characterized in that: the external annulus of described inner core is provided with fin.
2. traveling-wave tube collector according to claim 1, is characterized in that: described fin is provided with several along the axial equidistant of inner core on the external annulus of described inner core.
3. traveling-wave tube collector according to claim 2, is characterized in that: described fin is annular, and fin is coaxial with described inner core.
4. traveling-wave tube collector according to claim 3, is characterized in that: described inner core comprises and is axially set in the heat-shrinkable T bush on described fin along described inner core.
5. traveling-wave tube collector according to claim 4, it is characterized in that: described inner core comprises the inner sleeve coaxial with described inner core and ripple ceramic, one end of inner sleeve is inserted in inner core and is connected with inner core, and the other end is connected with ripple ceramic, and ripple ceramic is for being connected with the slow wave system of travelling wave tube.
6. according to the traveling-wave tube collector described in claim 4 or 5, it is characterized in that: the bottom sidewall of described urceolus is provided with high pressure connection and liquid cooling joint, the conducting rod in high pressure connection is connected with described inner core by wire.
7. traveling-wave tube collector according to claim 6, is characterized in that: rubber grommet between described heat-shrinkable T bush and the internal ring wall of urceolus, the internal ring wall of urceolus is provided with the location notch for holding rubber grommet.
8. traveling-wave tube collector according to claim 7, is characterized in that: in described urceolus inside, accompany the supporting bracket that adopts PEI material to make between described base and described inner core.
9. traveling-wave tube collector according to claim 8, is characterized in that: between described base and described supporting bracket, be provided with spring shim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834590.9U CN203674149U (en) | 2013-12-17 | 2013-12-17 | Travelling wave tube collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834590.9U CN203674149U (en) | 2013-12-17 | 2013-12-17 | Travelling wave tube collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674149U true CN203674149U (en) | 2014-06-25 |
Family
ID=50970416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320834590.9U Expired - Fee Related CN203674149U (en) | 2013-12-17 | 2013-12-17 | Travelling wave tube collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674149U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107041120A (en) * | 2017-05-12 | 2017-08-11 | 广州中国科学院先进技术研究所 | A kind of slow-wave component shell cold extrusion device |
| CN108057571A (en) * | 2018-01-30 | 2018-05-22 | 东莞市超智新材料有限公司 | Version wheel and coating machine with radiator structure |
| CN108400078A (en) * | 2018-01-31 | 2018-08-14 | 电子科技大学 | A kind of high-power gyrotron collection grade |
-
2013
- 2013-12-17 CN CN201320834590.9U patent/CN203674149U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107041120A (en) * | 2017-05-12 | 2017-08-11 | 广州中国科学院先进技术研究所 | A kind of slow-wave component shell cold extrusion device |
| CN108057571A (en) * | 2018-01-30 | 2018-05-22 | 东莞市超智新材料有限公司 | Version wheel and coating machine with radiator structure |
| CN108400078A (en) * | 2018-01-31 | 2018-08-14 | 电子科技大学 | A kind of high-power gyrotron collection grade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |