CN209216911U - A kind of level Four depressed collector of high working voltage - Google Patents
A kind of level Four depressed collector of high working voltage Download PDFInfo
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- CN209216911U CN209216911U CN201821983405.1U CN201821983405U CN209216911U CN 209216911 U CN209216911 U CN 209216911U CN 201821983405 U CN201821983405 U CN 201821983405U CN 209216911 U CN209216911 U CN 209216911U
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- collector
- collector electrode
- beryllium oxide
- insulation
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Abstract
The utility model discloses a kind of level Four depressed collectors of high working voltage, it includes collecting pole piece (1), 3 round petals beryllium oxide insulation porcelains (2) and collector housing (3)；3 round petals beryllium oxide insulation porcelain (2) intervals are uniformly securedly mounted to collect between pole piece (1) and collector housing (3)；The intrados of round petals beryllium oxide insulation porcelain (2) offers the positioning groove (2-1) of at least one collector electrode, and the first collector electrode (4), the second collector electrode (5), third collector electrode (6) and the 4th collector electrode (7) are respectively embedded in positioning groove (2-1)；Contact conductor (8) is pierced by from the gap between 3 round petals beryllium oxide insulation porcelains (2)；The structure design of the utility model is reasonable, and operating voltage is high, size is small, and insulation, anti-sparking high reliablity, high-efficient, assembly technology is simple, structural strength is good, heat-sinking capability is strong, environmental suitability is strong, the service life is long.
Description
Technical field
The utility model relates to a kind of collectors of travelling-wave tubes, and it is small specifically to design a kind of size, multilevel decompression, highly reliable,
The level Four depressed collector of efficient high working voltage.
Background technique
The application range of travelling-wave tubes is boundless, and satellite communication all uses travelling-wave tubes as final amplifier.Most of
One or several travelling-wave tubes will be used as the high power amplifier for generating high-frequency emission pulse in radar system.In addition,
Travelling-wave tubes also acts as certain high power RF amplifiers in other equipment, such as the drive(r) stage of crossed field amplifier.Using row
The most field of wave duct is electronic warfare system.With era development and technique, technological progress, to the technical requirements of travelling-wave tubes to
High power, high-frequency, high efficiency and the development of the technique direction of miniaturization.
Energy recycle device of the collector as high energy electron in travelling-wave tubes, it is desirable that heat-sinking capability is good, high-efficient, structure can
By property height.Homogeneous tube power consumption and mating power supply can effectively reduce by depressed collector designing technique for powerful travelling-wave tubes
Technical requirements.Multi-level depressurization collector customary insulation porcelain support construction has porcelain knob, porcelain bar/plate at present, and assembly technology has magnetic to squeeze
Pressure, welding, hot pressing etc..But it is small to be the absence of size, operating voltage height, the simple level Four depressed collector of assembly technology.
Summary of the invention
Goal of the invention: the purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of structure design conjunction
Reason, especially operating voltage are high, size is small, and high reliablity is high-efficient, and assembly technology is simple, structural strength is good, heat-sinking capability
By force, the level Four depressed collector that environmental suitability is strong, the service life is long.
Technical solution: in order to achieve the goal above, the technical solution that the utility model is taken are as follows:
A kind of level Four depressed collector of high working voltage, it include collect pole piece, 3 round petals beryllium oxide insulation porcelains and
Collector housing；3 round petals beryllium oxide insulation porcelain intervals are uniformly securedly mounted to collect pole piece and collector housing
Between；
The intrados of the round petals beryllium oxide insulation porcelain offers the positioning groove of at least one collector electrode, the
One collector electrode, the second collector electrode, third collector electrode and the 4th collector electrode are respectively embedded in positioning groove
It is interior；
The first collector electrode, the second collector electrode, third collector electrode and the 4th collector electrode
Contact conductor is pierced by from the gap between 3 round petals beryllium oxide insulation porcelains；
3 round petals beryllium oxide insulation porcelains have the cord for extending insulation distance along ceramic ring curved face processing.
Preferably, the level Four depressed collector of above-described high working voltage, 3 round petals beryllium oxide insulation
Porcelain inner wall is provided with the slot for extending insulation distance in the axial direction.
Preferably, the level Four depressed collector of above-described high working voltage, round petals beryllium oxide insulation porcelain
Angle be 105 °.
This round petals beryllium oxide insulation porcelain assembly technology of the utility model is simple, does not have to consider that target is pressure-resistant over the ground
It is required that and interpolar pressure difference is lower, pressure resistance it is easy to accomplish；Axial dielectric distance can be designed from length, be processed；Radial insulation away from
From along the design of annulus perimeter, processing.Insulation porcelain structure is simple, and difficulty of processing is low, in the premise for guaranteeing that ceramics strength, size require
Under can also design sufficiently long insulation distance, insulation, anti-sparking high reliablity.
Insulation porcelain intrados is machined with the positioning groove of each electrode, and ceramic location dimension machining accuracy is high, can be effectively controlled
Electrode assembly precision.
The utility model collector insulation porcelain is the beryllia ceramics of perfect heat-dissipating, is to be divided into 3 round petals by porcelain cylinder, often
105 ° of valve angle；The intrados of each beryllia ceramics offers the groove of at least one collector electrode positioning,
The utility model has the advantages that the level Four depressed collector of high working voltage provided by the utility model and prior art collector phase
Than having the advantage that
The level Four depressed collector of high working voltage described in the utility model, reasonable in design, especially work electricity
Pressure is high, size is small, and high reliablity is high-efficient, assembly technology is simple, structural strength is good, heat-sinking capability is strong, environmental suitability is strong,
Service life is long, insulation, anti-sparking high reliablity.
Under the premise of the level Four depressed collector of the utility model can guarantee 800W DC power radiator structure intensity, radial ruler
It is very little to be less than 10mm, and operating voltage 22kV requirement can be met, additional R15mm spoke radiator, air quantity 150kg/h condition
Under, the design requirement that monitoring point operating temperature is lower than 90 DEG C is put on outside collector, achieves good technical effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the level Four depressed collector vertical section of high working voltage described in the utility model.
Fig. 2 is the structural schematic diagram of the level Four depressed collector cross section of high working voltage described in the utility model.
Fig. 3 is the structural schematic diagram of 3 round petals beryllium oxide insulation porcelains of the utility model.
Specific embodiment
Combined with specific embodiments below, the utility model is furtherd elucidate, it should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art couple
The modification of the various equivalent forms of the utility model falls within the application range as defined in the appended claims.
As shown in Figure 1 to Figure 3, the level Four depressed collector of a kind of high working voltage, it includes collecting 1,3 circular arc of pole piece
Valve beryllium oxide insulation porcelain 2 and collector housing 3；3 round petals beryllium oxide insulation porcelains 2, which are spaced, uniformly to be securedly mounted to receive
Collect between pole piece 1 and collector housing 3；
The intrados of the round petals beryllium oxide insulation porcelain 2 offers the positioning groove 2- of at least one collector electrode
1, the first collector electrode 4, the second collector electrode 5, third collector electrode 6 and the 4th collector electrode 7 are respectively embedded in
In positioning groove 2-1；
First collector electrode 4, the second collector electrode 5, third collector electrode 6 and the 4th collector electrode
7 contact conductor 8 is pierced by from the gap between 3 round petals beryllium oxide insulation porcelains 2；
3 round petals beryllium oxide insulation porcelains 2 have the cord for extending insulation distance along ceramic ring curved face processing.3 circles
2 inner wall of arc valve beryllium oxide insulation porcelain is provided with the slot for extending insulation distance in the axial direction.
The level Four depressed collector of above-described high working voltage, the angle of round petals beryllium oxide insulation porcelain 2 are 105
Degree.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (3)
1. a kind of level Four depressed collector of high working voltage, it is characterised in that: it includes collecting pole piece (1), 3 round petals oxygen
Change beryllium insulation porcelain (2) and collector housing (3)；3 round petals beryllium oxide insulation porcelains (2) interval is uniformly securedly mounted to
It collects between pole piece (1) and collector housing (3)；
The intrados of the round petals beryllium oxide insulation porcelain (2) offers the positioning groove (2- of at least one collector electrode
1), the first collector electrode (4), the second collector electrode (5), third collector electrode (6) and the 4th collector electrode (7) point
It is not embedded in positioning groove (2-1)；
First collector electrode (4), the second collector electrode (5), third collector electrode (6) and the 4th collector electricity
The contact conductor (8) of pole (7) is pierced by from the gap between 3 round petals beryllium oxide insulation porcelains (2)；
3 round petals beryllium oxide insulation porcelains (2) have the cord for extending insulation distance along ceramic ring curved face processing.
2. the level Four depressed collector of high working voltage according to claim 1, it is characterised in that: 3 round petals oxidations
Beryllium insulation porcelain (2) inner wall is provided with the slot for extending insulation distance in the axial direction.
3. the level Four depressed collector of high working voltage according to claim 1 or 2, it is characterised in that: round petals oxidation
The angle of beryllium insulation porcelain (2) is 105 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983405.1U CN209216911U (en) | 2018-11-29 | 2018-11-29 | A kind of level Four depressed collector of high working voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983405.1U CN209216911U (en) | 2018-11-29 | 2018-11-29 | A kind of level Four depressed collector of high working voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209216911U true CN209216911U (en) | 2019-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821983405.1U Active CN209216911U (en) | 2018-11-29 | 2018-11-29 | A kind of level Four depressed collector of high working voltage |
Country Status (1)
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| CN (1) | CN209216911U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970278A (en) * | 2019-12-13 | 2020-04-07 | 南京三乐集团有限公司 | Collector heat dissipation structure for radiation-cooled space traveling wave tube |
| CN111105966A (en) * | 2019-12-09 | 2020-05-05 | 南京三乐集团有限公司 | High-efficiency high-power pulse space traveling wave tube four-stage depressed collector structure |
-
2018
- 2018-11-29 CN CN201821983405.1U patent/CN209216911U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111105966A (en) * | 2019-12-09 | 2020-05-05 | 南京三乐集团有限公司 | High-efficiency high-power pulse space traveling wave tube four-stage depressed collector structure |
| CN111105966B (en) * | 2019-12-09 | 2022-07-01 | 南京三乐集团有限公司 | High-efficiency high-power pulse space traveling wave tube four-stage depressed collector structure |
| CN110970278A (en) * | 2019-12-13 | 2020-04-07 | 南京三乐集团有限公司 | Collector heat dissipation structure for radiation-cooled space traveling wave tube |
| CN110970278B (en) * | 2019-12-13 | 2022-10-28 | 南京三乐集团有限公司 | Collector heat dissipation structure for radiation-cooled space traveling wave tube |
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