CN204145871U - A kind of integrated radio-frequency power source - Google Patents
A kind of integrated radio-frequency power source Download PDFInfo
- Publication number
- CN204145871U CN204145871U CN201420697113.7U CN201420697113U CN204145871U CN 204145871 U CN204145871 U CN 204145871U CN 201420697113 U CN201420697113 U CN 201420697113U CN 204145871 U CN204145871 U CN 204145871U
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- China
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- inner chamber
- chamber body
- power source
- frequency power
- integrated radio
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Abstract
The utility model relates to a kind of integrated radio-frequency power source, comprises cooling air channel, electron tube, inner chamber body, coupling plate, coaxial connector, capacitor board, capacitance and shell; Cooling air channel is positioned at the right side of inner chamber body, electron tube is positioned at the middle, inside of inner chamber body, coupling plate is positioned at below on the left of inner chamber body, the upper end of coupling plate is connected with one end of coaxial connector, lower end is connected with shell, and the other end of coaxial connector is connected with shell and is exposed to housing exterior, and capacitor board is positioned at top outside inner chamber body, the upper end of capacitor board is connected with shell, and capacitance is between electron tube and inner chamber body and be all connected with inner chamber body with electron tube.The utility model solves the low problem of dried material conversion efficiency, and the utility model can realize the generation of high-power RF energy, improves the speed that material is dried, and improves the utilization ratio of microwave energy, and reduce energy consumption, the scope of application is extensive.
Description
Technical field
The utility model relates to electronic instrumentation, particularly relates to integrated radio-frequency power source.
Background technology
Current drying material has a variety of mode, comprises steam class, electric heating class, infrared class etc. mode.But the mode ubiquity efficiency of these dried materials is low, it is uneven to dry, and long-time use after easily there is equipment corrosion, damage the phenomenon of material drying.
Current radio frequency power source aspect, the mode of the domestic scheme side's of being cavity configuration form mostly, although power grade can be accomplished very large, but the larger coupling efficiency of volume is not high, and it installs revalve very not aspect, also easily there is spark phenomenon in the angular structures in chamber, side, the object of radio freqnency generator and power effect cannot accomplish isolation, is easily frequency cavity corrosion-deformation in adverse circumstances.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of integrated radio-frequency power source of the high-power high-efficiency for radio frequency dryer.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of integrated radio-frequency power source, comprises cooling air channel, electron tube, inner chamber body, coupling plate, coaxial connector, capacitor board, capacitance and shell;
Described cooling air channel is positioned at the right side of described inner chamber body, described electron tube is positioned at the middle, inside of described inner chamber body, described coupling plate is positioned at below on the left of described inner chamber body, the upper end of described coupling plate is connected with one end of described coaxial connector, lower end is connected with described shell, the other end of described coaxial connector is connected with described shell and is exposed to described housing exterior, described capacitor board is positioned at top outside described inner chamber body, the upper end of described capacitor board is connected with described shell, described capacitance is between described electron tube and described inner chamber body and be all connected with described inner chamber body with described electron tube.
The beneficial effects of the utility model are: the generation realizing high-power RF energy, improve the speed that material is dried, and improve the utilization ratio of microwave energy, reduce energy consumption.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described cooling air channel is square metal pipeline.
Further, described electron tube is connected with described capacitance by anode disc.
Further, described inner chamber body is columnar structured metal inner cavity body.
Further, described inner chamber body is connected with described capacitance by metal dish.
Further, described coupling plate comprises the first metallic plate, the second metallic plate and 1/2nd circular arc metallic plates, described first metallic plate is connected with described coaxial connector, described second metallic plate is connected with described shell, and described first metallic plate, described second metallic plate are connected with the top of described 1/2nd circular arc metallic plates is vertical with bottom respectively.
Further, around the bottom of described inner chamber body, and there is certain interval with described inner chamber body in described 1/2nd circular arc metallic plates.
Further, described coaxial connector is 50 ohm coaxial connector.
Further, described capacitor board is the capacitor board of drum, is positioned at top outside described inner chamber body and there is certain interval with described inner chamber body.
Further, described capacitance is thin film dielectrics capacitance, and described capacitance comprises two columnar metal levels, and accompanies one deck medium in the middle of described two columnar metal levels.
Accompanying drawing explanation
Fig. 1 is integrated radio-frequency power source overall structure figure described in the utility model;
Fig. 2 is capacitance structure chart described in the utility model.
In accompanying drawing, the list of parts representated by each label is as follows:
1, cooling air channel, 2, electron tube, 3, inner chamber body, 4, coupling plate, 5, coaxial connector, 6, capacitor board, 7, capacitance, 8, shell, 9, anode disc, 10, metal dish.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, a kind of integrated radio-frequency power source, comprises cooling air channel 1, electron tube 2, inner chamber body 3, coupling plate 4, coaxial connector 5, capacitor board 6, capacitance 7, shell 8, anode disc 9 and metal dish 10.
The right side of shell 8 forms cooling air channel 1, and cooling air channel 1 is positioned at the right side of inner chamber body 3, and cooling air channel 1 is square metal pipeline.
Hollow cavity body 3 is formed in the middle of shell 8, electron tube 2 is positioned at the middle, inside of inner chamber body 3, inner chamber body 3 is columnar structured metal inner cavity body, and electron tube 2 is connected with capacitance 7 by anode disc 9, and inner chamber body 3 is connected with capacitance 7 by metal dish 10.
Coupling plate 4 is positioned at below on the left of inner chamber body 3, coupling plate 4 comprises the first metallic plate, the second metallic plate and 1/2nd circular arc metallic plates, first metallic plate is connected with coaxial connector 5, second metallic plate is connected with shell 8, first metallic plate, the second metallic plate are connected with the top of 1/2nd circular arc metallic plates is vertical with bottom respectively, around the bottom of inner chamber body 3, and there is certain interval with inner chamber body 3 in 1/2 circular arc metallic plates.
The other end of coaxial connector 5 is connected with shell 8 and is exposed to shell 8 outside, and coaxial connector 5 is 50 ohm coaxial connector.
Capacitor board 6 is the capacitor board of drum, and capacitor board 6 is positioned at top outside inner chamber body 3 and there is certain interval with inner chamber body 3, and the upper end of capacitor board 6 is connected with shell 8.
Capacitance 7 is between electron tube 2 and inner chamber body 3 and be all connected with inner chamber body 3 with electron tube 2, and capacitance 7 is thin film dielectrics capacitance, and capacitance 7 comprises two columnar metal levels, and accompanies one deck medium in the middle of two columnar metal levels.
As shown in Figure 2, electron tube 2 is connected with capacitance 7 by anode disc 9.
The key point of the utility model protection adopts the high frequency resonate cavity of circular configuration to realize powerful generation; and changing traditional lump capacitance form adopts film capacitance to make compact overall structure; withstand voltage is higher; additionally use the integrated design of valve base, revalve is installed convenient.Accomplish the cyclic design of closed air channel, made frequency cavity avoid being corroded by power working substance and environment.
The inside of frequency cavity adopts drum forms design, valve base, distributed capacitor all adopt cylindrical structure form, coupling plate have employed the structure of circular arc type, the junction of anode and cavity uses the thin-film capacitor of polyimide material, withstand voltage is higher, the radio frequency source narrow bandwidth of this structure, cavity Q value is higher.Voltage standing wave ratio is little, and the circuit characteristic matching performance of cavity is good, reflects less.
A kind of integrated radio-frequency power source for radio frequency dryer disclosed in the utility model, its operating frequency is near 27.12MHz, and the scope of application is wide, is applicable to the many kinds of substances such as weaving, food and dries.
The shell of integrated radio-frequency power source of the present utility model can also adopt shielding design, effectively suppresses radio-frequency radiation as increased radiation proof bar on shell.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. an integrated radio-frequency power source, it is characterized in that, comprise cooling air channel (1), electron tube (2), inner chamber body (3), coupling plate (4), coaxial connector (5), capacitor board (6), capacitance (7) and shell (8);
Described cooling air channel (1) is positioned at the right side of described inner chamber body (3), described electron tube (2) is positioned at the middle, inside of described inner chamber body (3), described coupling plate (4) is positioned at below, described inner chamber body (3) left side, the upper end of described coupling plate (4) is connected with one end of described coaxial connector (5), lower end is connected with described shell (8), the other end of described coaxial connector (5) is connected with described shell (8) and is exposed to described shell (8) outside, described capacitor board (6) is positioned at top, described inner chamber body (3) outside, the upper end of described capacitor board (6) is connected with described shell (8), described capacitance (7) to be positioned between described electron tube (2) and described inner chamber body (3) and to be all connected with described inner chamber body (3) with described electron tube (2).
2. integrated radio-frequency power source according to claim 1, is characterized in that, described cooling air channel (1) is square metal pipeline.
3. integrated radio-frequency power source according to claim 1, is characterized in that, described electron tube (2) is connected with described capacitance (7) by anode disc (9).
4. integrated radio-frequency power source according to claim 1, is characterized in that, described inner chamber body (3) is columnar structured metal inner cavity body.
5. integrated radio-frequency power source according to claim 1, is characterized in that, described inner chamber body (3) is connected with described capacitance (7) by metal dish (10).
6. integrated radio-frequency power source according to claim 1, it is characterized in that, described coupling plate (4) comprises the first metallic plate, the second metallic plate and 1/2nd circular arc metallic plates, described first metallic plate is connected with described coaxial connector (5), described second metallic plate is connected with described shell (8), and described first metallic plate, described second metallic plate are connected with the top of described 1/2nd circular arc metallic plates is vertical with bottom respectively.
7. integrated radio-frequency power source according to claim 6, is characterized in that, described 1/2nd circular arc metallic plates around the bottom of described inner chamber body (3), and exist certain interval with described inner chamber body (3).
8. integrated radio-frequency power source according to claim 1, is characterized in that, described coaxial connector (5) is 50 ohm coaxial connector.
9. integrated radio-frequency power source according to claim 1, it is characterized in that, the capacitor board that described capacitor board (6) is drum, is positioned at top, described inner chamber body (3) outside and there is certain interval with described inner chamber body (3).
10. integrated radio-frequency power source according to claim 1, it is characterized in that, described capacitance (7) is thin film dielectrics capacitance, described capacitance (7) comprises two columnar metal levels, and accompanies one deck medium in the middle of described two columnar metal levels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697113.7U CN204145871U (en) | 2014-11-19 | 2014-11-19 | A kind of integrated radio-frequency power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697113.7U CN204145871U (en) | 2014-11-19 | 2014-11-19 | A kind of integrated radio-frequency power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145871U true CN204145871U (en) | 2015-02-04 |
Family
ID=52422530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420697113.7U Expired - Fee Related CN204145871U (en) | 2014-11-19 | 2014-11-19 | A kind of integrated radio-frequency power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145871U (en) |
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2014
- 2014-11-19 CN CN201420697113.7U patent/CN204145871U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100853 3 floor, 86 building, 50 Yongding Road, Haidian District, Beijing. Patentee after: BEIJING AEROSPACE GUANGTONG TECHNOLOGY CO.,LTD. Address before: 100854 3 floor, 86 building, 50 Yongding Road, Haidian District, Beijing. Patentee before: BEIJING CHANGFENG BROADCASTING COMMUNICATION EQUIPMENT Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20211119 |