CN202254559U - Water-cooled device of waveguide under working environment of high-power continuous wave - Google Patents
Water-cooled device of waveguide under working environment of high-power continuous wave Download PDFInfo
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- CN202254559U CN202254559U CN2011203369842U CN201120336984U CN202254559U CN 202254559 U CN202254559 U CN 202254559U CN 2011203369842 U CN2011203369842 U CN 2011203369842U CN 201120336984 U CN201120336984 U CN 201120336984U CN 202254559 U CN202254559 U CN 202254559U
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Abstract
The utility model discloses a water-cooled device of a waveguide under the working environment of high-power continuous wave, comprising a straight waveguide; flanges are fixedly connected onto both ends of the straight waveguide through high-temperature brazing; water-cooled plates are connected onto the upper and the lower bottom surfaces of the straight waveguide by silver-copper brazing; Z-shaped sinks are arranged on the inner walls of the water-cooled plates; two water-cooled branch merge bridges are communicated between the two water-cooled plates, wherein one water-cooled branch merge bridge is communicated with the water inlet ends of the Z-shaped sinks on the inner walls of the two water-cooled plates, and the other water-cooled branch merge bridge is communicated with the water outlet ends of the Z-shaped sinks in the two water-cooled plates; and water-cooled connectors are respectively arranged on the two water-cooled branch merge bridges. The water-cooled device of the waveguide under the working environment of high-power continuous wave has an ingenious structural design, can ensure that the waveguide can normally transmit high-power microwave energy when high-power microwave works, so that the power capacity in the waveguide is improved, and the transmission of the high-power microwave is ensured.
Description
Technical field
The utility model relates to the device of the water-cooled employing of waveguide when realizing the transmission of High-Power Microwave stable state on the microwave engineering, mainly is the water cooling plant of waveguide under a kind of high power continuous wave operation environment.
Background technology
In the process of MW class continuous wave High-Power Microwave transmission, average power density is very high in the waveguide, even up to reaching 14.9kW/cm
2, during high power operation, the heat that is produced by conductor losses can make the gas temperature in the waveguide raise, and the electronic movement velocity in the gas medium is accelerated, and is easy to generate electric field breakdown starting the arc phenomenon.In order to promote waveguide internal power capacity, the heat that produces when needing the waveguide cooling technology that high power steady-state is moved is taken away.
The mode of air cooling at present commonly used; This type of cooling only is applicable to tens kilowatts stable state high power system or tens kilowatts high power pulsed ion beams microwave system; In mean power is that the heat that waveguide loss produces is very big, air-cooled can not in time heat being taken away in the High-Power Microwave transmission of hundred multikilowatts even MW class; Cause the microwave sparking takes place in the waveguide, experiment can't be carried out.In addition, air-cooledly receive the influence of external environment bigger, in ambient temperature than under the condition with higher, the non-constant of cooling effect.
The utility model content
The utility model technical problem to be solved provides the water cooling plant of waveguide under a kind of high power continuous wave operation environment; Its structural design is ingenious; Guarantee waveguide normal transmission High-Power Microwave energy in the time of being implemented in the High-Power Microwave operation; Thereby the power capacity in the lifting waveguide guarantees the transmission of High-Power Microwave.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
The water cooling plant of waveguide under a kind of high power continuous wave operation environment; Include straight wave guide, the straight wave guide two ends are fixedly connected with flange through high temperature brazing; Be connected with cooled plate through the silver-bearing copper soldering respectively on the upper and lower bottom surface of said straight wave guide; Have Z type tank on the inwall of said cooled plate; Be communicated with two water-cooled branches between described two cooled plate and merge bridges, the water inlet end that one of them water-cooled branch merges the Z type tank on bridge and the two cooled plate inwalls is communicated with, and another water-cooled branch merging bridge is communicated with the water side of the interior Z type tank of two cooled plate; Be separately installed with the water-cooled joint on described two water-cooled branches merging bridge.
The material of described straight wave guide, cooled plate and water-cooled joint is a H96 brass; Flange material is a H62 brass.
Described waveguide is inner inflatable to two atmospheric pressure.
Can be inflated to two atmospheric pressure in waveguide inside in the utility model is in order further to improve power, with the breakdown strength of raising waveguide internal electric field, thereby increases power capacity.
The mode of operation of the utility model:
Cooling water is flowed into by the water-cooled joint of an end; Merge bridge through a water-cooled branch and flow to the upper and lower cooled plate in the waveguide respectively; Merge bridge through another one water-cooled branch behind the Z type tank of cooling water entering cooled plate and gather the other end water-cooled joint of entering, accomplish the inner water-cooled cycle task of waveguide.
Adopt high temperature brazing to link together between cooled plate and the waveguide inwall; Have Z type tank on the inwall of cooled plate; Welding is accomplished the back and is put into water-cooling channel than the smaller ball in Z type tank aperture in the cooled plate from an end water swivel with a diameter, along the water-cooling channel situation of rolling, checks water-cooling channel inside whether stacked solder and welding deformation problem are arranged through ball; Ball rolls out from other end water-cooled joint, confirms that water-cooling channel is unobstructed to upcheck.
In order to check cooled plate and waveguide arm solder side whether weld seam is arranged, after welding is accomplished, also to carry out vacuum leak hunting and malleation leak detection to cooled plate, the vacuum leak rate is less than 10
-9 
, 8 kilograms of malleations, no problem passing through.
After the cooled plate machine-shaping in the utility model, pass through Passivation Treatment, improve the corrosion resistance of material.Also can adopt oxygen-free copper to replace H96 brass, but will increase cost.
The utility model version can be widely used in the water-cooled at various waveguides, microwave device, and the shape that only need change cooled plate according to the profile of waveguide or microwave device accordingly gets final product.
The utility model technology is once on the High-Power Microwave testboard of the 250kW/4.6GHz of plasma physics research institute of the Chinese Academy of Sciences; At hydraulic pressure is that 2 kilograms, discharge are under 0.5 ton/hour the condition; Cooling effect is good; Spark phenomenon does not take place, and successfully through 250kW continuous wave (microwave source can only be exported halfhour High-Power Microwave safely) for half an hour, has verified the feasibility of the utility model technology.
The waveguide cooling structure that the utility model provides can be widely used in the waveguide transmission line of various High Power Microwave System, such as radar transmissions line, HIGH-POWERED MICROWAVES heating system etc., as a kind of reliable cooling structure.
The utility model has the advantages that:
The utility model structural design is ingenious, guarantees waveguide normal transmission High-Power Microwave energy in the time of being implemented in the High-Power Microwave operation, thereby promotes the power capacity in the waveguide, guarantees the transmission of High-Power Microwave.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the profile of cooled plate in the utility model.
The specific embodiment
Referring to Fig. 1,2; The water cooling plant of waveguide under a kind of high power continuous wave operation environment; Include straight wave guide 1, straight wave guide 1 two ends are fixedly connected with flange 5 through high temperature brazing; Be connected with cooled plate 4 through the silver-bearing copper soldering respectively on the upper and lower bottom surface of said straight wave guide 1, have Z type tank 7 on the inwall of said cooled plate 4, be communicated with two water-cooled branches between described two cooled plate 4 and merge bridge 2 and 6; The water inlet end that one of them water-cooled branch merges the Z type tank 7 on bridge 2 and the two cooled plate inwalls is communicated with, and another water-cooled branch merging bridge 6 is communicated with the water side of the interior Z type tank 7 of two cooled plate; Be separately installed with water-cooled joint 3 on described two water-cooled branches merging bridge 2,6.
The material of described straight wave guide 1, cooled plate 4 and water-cooled joint 3 is a H96 brass; The material of flange 5 is a H62 brass.
Described waveguide 1 inside is inflatable to two atmospheric pressure.
Claims (3)
1. the water cooling plant of waveguide under the high power continuous wave operation environment; Include straight wave guide, the straight wave guide two ends are fixedly connected with flange through high temperature brazing; It is characterized in that: be connected with cooled plate through the silver-bearing copper soldering respectively on the upper and lower bottom surface of said straight wave guide; Have Z type tank on the inwall of said cooled plate; Be communicated with two water-cooled branches between described two cooled plate and merge bridges, the water inlet end that one of them water-cooled branch merges the Z type tank on bridge and the two cooled plate inwalls is communicated with, and another water-cooled branch merging bridge is communicated with the water side of the interior Z type tank of two cooled plate; Be separately installed with the water-cooled joint on described two water-cooled branches merging bridge.
2. the water cooling plant of waveguide under a kind of high power continuous wave operation environment according to claim 1, it is characterized in that: the material of described straight wave guide, cooled plate and water-cooled joint is a H96 brass; Flange material is a H62 brass.
3. the water cooling plant of waveguide under a kind of high power continuous wave operation environment according to claim 1 is characterized in that: described waveguide is inner inflatable to two atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203369842U CN202254559U (en) | 2011-09-08 | 2011-09-08 | Water-cooled device of waveguide under working environment of high-power continuous wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203369842U CN202254559U (en) | 2011-09-08 | 2011-09-08 | Water-cooled device of waveguide under working environment of high-power continuous wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202254559U true CN202254559U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203369842U Expired - Fee Related CN202254559U (en) | 2011-09-08 | 2011-09-08 | Water-cooled device of waveguide under working environment of high-power continuous wave |
Country Status (1)
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| CN (1) | CN202254559U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140607A (en) * | 2015-07-22 | 2015-12-09 | 江苏大丰港和顺科技有限公司 | Water-cooled microwave waveguide suitable for high-power microwave heating equipment |
| CN109216840A (en) * | 2018-09-26 | 2019-01-15 | 深圳市禹龙通电子有限公司 | A kind of waveguide load component in vacuum environment |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
-
2011
- 2011-09-08 CN CN2011203369842U patent/CN202254559U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140607A (en) * | 2015-07-22 | 2015-12-09 | 江苏大丰港和顺科技有限公司 | Water-cooled microwave waveguide suitable for high-power microwave heating equipment |
| CN109216840A (en) * | 2018-09-26 | 2019-01-15 | 深圳市禹龙通电子有限公司 | A kind of waveguide load component in vacuum environment |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
| CN113038801B (en) * | 2021-03-17 | 2023-05-30 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
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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: 20120530 Termination date: 20200908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |