CN210092300U - E-plane curved waveguide - Google Patents
E-plane curved waveguide Download PDFInfo
- Publication number
- CN210092300U CN210092300U CN201921363055.3U CN201921363055U CN210092300U CN 210092300 U CN210092300 U CN 210092300U CN 201921363055 U CN201921363055 U CN 201921363055U CN 210092300 U CN210092300 U CN 210092300U
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- Prior art keywords
- waveguide
- main part
- curved
- main body
- opening
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Abstract
The utility model discloses a curved waveguide of E face, including the waveguide main part, the waveguide main part is the arc structure of buckling, and the both ends of waveguide main part are equipped with the waveguide chamber for locating the structural cross-section of arc bending respectively in the waveguide main part, and the both ends of waveguide main part are equipped with the waveguide opening in intercommunication waveguide chamber, are equipped with the ring flange on the waveguide opening. The utility model provides a current waveguide only contains positive curved waveguide and H face curved waveguide, the immature technical problem of overmould technique under the high power application condition, this application adopts shorter crooked distance and less bend radius, and the waveguide opening is located and buckles structurally to do not include straight waveguide part, simple structure, the range of application is wide.
Description
Technical Field
The utility model relates to a microwave technical field, especially a curved waveguide of E face.
Background
With the rapid development of microwave technology, a large number of waveguide bends, also called bends, are now on the market, the longitudinal axis of which is a sudden and changing length of waveguide. The function of the curved waveguide is to change the energy transmission direction, and the curved waveguides on the market at present are mainly two types, one type is a front curved waveguide, and the other type is an H-shaped curved waveguide, the characteristic impedance of the waveguide at the curved part needs to be changed, and the smaller the curvature radius is, the larger the change is.
At present, no curved waveguide can support a small turning radius, and the research and technical scheme aiming at the overmoded coaxial turning waveguide under the high-power application condition is immature, so that the actual requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a E face bent waveguide, solve current waveguide and only contain positive bent waveguide and H face bent waveguide, the immature technical problem of overmould technique under the high power application condition, this application adopts shorter bending distance and less bend radius, and the waveguide opening is located and buckles structurally to do not include straight waveguide part, simple structure, the range of application is wide.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a curved waveguide of E face, includes the waveguide main part, and the waveguide main part is the arc structure of buckling, and the both ends of waveguide main part are for locating the structural cross-section of arc bending respectively, are equipped with the waveguide chamber in the waveguide main part, and the both ends of waveguide main part are equipped with the waveguide opening of intercommunication waveguide chamber, are equipped with the ring flange on the waveguide opening.
Further, the waveguide body is a flat rectangular waveguide.
Further, the waveguide cavity in the waveguide body is of a flat rectangular structure.
Furthermore, the flange plate is a rectangular flange plate, and a plurality of fixing through holes are formed in the edge of the flange plate.
Furthermore, a nickel-chromium coating is arranged in the waveguide cavity.
The utility model has the advantages that:
the utility model provides a current waveguide only contains positive curved waveguide and H face curved waveguide, the immature technical problem of overmould technique under the high power application condition, this application adopts shorter crooked distance and less bend radius, and the waveguide opening is located and buckles structurally to do not include straight waveguide part, simple structure, the range of application is wide.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
in the figure, 10-waveguide body, 11-flange, 12-waveguide opening, 13-arc bending structure, 14-fixing through hole and 15-waveguide cavity.
Detailed Description
The following describes embodiments of the present invention with reference to specific examples, and further describes the present invention.
Example (b):
the present embodiment provides an E-plane waveguide, please refer to fig. 1 and fig. 2, which includes a waveguide main body 10, the waveguide main body 10 is an arc-shaped bending structure 13, two ends of the waveguide main body 10 are sections respectively disposed on the arc-shaped bending structure 13, a waveguide cavity 15 is disposed in the waveguide main body 10, two ends of the waveguide main body 10 are provided with waveguide openings 12 communicated with the waveguide cavity 15, the waveguide openings 12 are provided with flanges 11, the waveguide main body 10 is a flat rectangular waveguide, the flanges 11 are rectangular flanges, and edges of the flanges 11 are provided with a plurality of fixing through holes 14.
Preferably, the waveguide cavity 15 in the waveguide body 10 has a flat rectangular structure.
Preferably, a nickel-chromium coating is arranged in the waveguide cavity 15.
It should be noted that the E-bend waveguide is a key component of the frequency-scanning radar antenna of the slow-wave line system, and among the key components of the frequency-scanning radar antenna, the E-bend waveguide of 180 degrees is generally adopted, and the E-bend waveguide comprises several main components, mainly two flange plates with waveguide openings, and a large bend plate, a small bend plate and a cover plate which form an arc-shaped bending structure, wherein the large bend plate, the small bend plate and the cover plate are welded and assembled to form each other, the joint is made of the same material as the large bend plate and the small bend plate, and the welding adopts brazing, so that the formed E-bend waveguide has good aging resistance and corrosion resistance effects.
The utility model can satisfy the electrical performance of the snakelike slow wave line system of the frequency sweep antenna radar by optimizing the waveguide structure; the bending distance and the bending radius are short, the waveguide opening is located on the bending structure and does not comprise a straight waveguide part, and the bending structure is simple in structure and wide in application range.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The E-surface curved waveguide is characterized by comprising a waveguide main body, wherein the waveguide main body is of an arc-shaped bending structure, the two ends of the waveguide main body are respectively provided with a cross section on the arc-shaped bending structure, a waveguide cavity is arranged in the waveguide main body, waveguide openings communicated with the waveguide cavity are arranged at the two ends of the waveguide main body, and a flange plate is arranged on each waveguide opening.
2. The E-plane waveguide of claim 1 wherein the waveguide body is a flat rectangular waveguide.
3. An E-facet bend waveguide according to claim 1 or 2 wherein the waveguide cavity in the waveguide body is of a flat rectangular configuration.
4. The E-plane waveguide of claim 1 wherein the flange is a rectangular flange and the edge of the flange has a plurality of fastening holes.
5. The E-plane waveguide of claim 1 wherein the waveguide cavity is nickel-chromium plated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363055.3U CN210092300U (en) | 2019-08-21 | 2019-08-21 | E-plane curved waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363055.3U CN210092300U (en) | 2019-08-21 | 2019-08-21 | E-plane curved waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210092300U true CN210092300U (en) | 2020-02-18 |
Family
ID=69486148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921363055.3U Expired - Fee Related CN210092300U (en) | 2019-08-21 | 2019-08-21 | E-plane curved waveguide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210092300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383411A (en) * | 2022-09-21 | 2022-11-25 | 西安艾力特电子实业有限公司 | Method for machining bent waveguide tube and bent waveguide tube structure |
-
2019
- 2019-08-21 CN CN201921363055.3U patent/CN210092300U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383411A (en) * | 2022-09-21 | 2022-11-25 | 西安艾力特电子实业有限公司 | Method for machining bent waveguide tube and bent waveguide tube structure |
| CN115383411B (en) * | 2022-09-21 | 2024-04-30 | 西安艾力特电子实业有限公司 | Method for processing bent waveguide tube and bent waveguide tube structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |