CN204333203U - Waveguide-microbelt coupler - Google Patents
Waveguide-microbelt coupler Download PDFInfo
- Publication number
- CN204333203U CN204333203U CN201420870381.4U CN201420870381U CN204333203U CN 204333203 U CN204333203 U CN 204333203U CN 201420870381 U CN201420870381 U CN 201420870381U CN 204333203 U CN204333203 U CN 204333203U
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- waveguide
- coupler
- printed board
- microbelt
- microstrip line
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Abstract
The utility model relates to a kind of Waveguide-microbelt coupler, and it comprises: waveguide, U-shaped metallic conductor, printed board and connector; Wherein, waveguide is provided with two the first coupling apertures along its axis direction; Printed board is arranged at the outside of waveguide, and printed board is provided with the microstrip line that the axis direction along waveguide is arranged; U-shaped metallic conductor has a horizontal component and two and is positioned at the two ends of horizontal component and the vertical component be connected with horizontal component, and horizontal component is connected with the microstrip line in printed board, and two vertical components are each passed through two the first coupling apertures and stretch in waveguide; At the two ends of microstrip line, connector is set respectively.The structure that the utility model adopts printed board to combine with U-shaped metallic conductor, goes out signal by U-shaped metallic conductor from waveguide-coupled, and utilizes the microstrip line in printed board to export coupled signal, can realize the microstrip coupled output of Wave guide system.
Description
Technical field
The utility model relates to a kind of coupler of the communications field, particularly relates to a kind of Waveguide-microbelt coupler that can realize the microstrip coupled output of Wave guide system.
Background technology
Coupler is a kind of microwave device of extensive use in microwave system, and it can make the microwave signal in transmission be coupled in the coupled zone of ad hoc structure, and reallocates.Waveguide is the important transmission line form of microwave, is widely used in the microwave system such as radio communication, radar.Along with the development of microwave technology, microwave integrated circuit is more and more applied in microwave system.Microstrip line is widely used as transmission line in microwave integrated circuit.The problem that microwave signal is changed between waveguide and microstrip line just will inevitably be run into like this in microwave system.
Summary of the invention
The purpose of this utility model is, a kind of Waveguide-microbelt coupler of new structure is provided, technical problem to be solved is the structure making it adopt printed board to combine with U-shaped metallic conductor, signal is gone out from waveguide-coupled by U-shaped metallic conductor, and utilize the microstrip line in printed board to export coupled signal, realize the microstrip coupled output of Wave guide system.
The purpose of this utility model and solve its technical problem be adopt following technical scheme realize.According to a kind of Waveguide-microbelt coupler that the utility model proposes, it comprises: waveguide, U-shaped metallic conductor, printed board and connector; Wherein, described waveguide is provided with two the first coupling apertures along the axis direction of described waveguide; Described printed board is arranged at the outside of described waveguide, and described printed board is provided with the microstrip line that the axis direction along described waveguide is arranged; Described U-shaped metallic conductor has a horizontal component and two and is positioned at the two ends of described horizontal component and the vertical component be connected with described horizontal component, described horizontal component is connected with the described microstrip line in described printed board, and two described vertical components are each passed through two described first coupling apertures and stretch in described waveguide; At the two ends of described microstrip line, described connector is set respectively.
The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid Waveguide-microbelt coupler, is wherein also provided with two second coupling apertures corresponding with described first coupling aperture in described printed board; Two described vertical components of described U-shaped metallic conductor stretch in described waveguide through two described second coupling apertures and two described first coupling apertures successively respectively.
Aforesaid Waveguide-microbelt coupler, also comprises: coupler outer conductor; Described coupler outer conductor is fixed on the outside of described waveguide, and described printed board is fixed on described coupler outer conductor; On described coupler outer conductor, corresponding described first coupling aperture and described second coupling aperture are provided with two the 3rd coupling apertures; Two described vertical components of described U-shaped metallic conductor stretch in described waveguide through two described second coupling apertures, two described 3rd coupling apertures and two described first coupling apertures successively respectively; Described connector is stretched out by the two ends of described coupler outer conductor respectively.
Aforesaid Waveguide-microbelt coupler, also comprises: lid; Described lid is covered on described coupler outer conductor, forms an accommodation space with described coupler outer conductor; Described U-shaped metallic conductor and described printed board are positioned at described accommodation space.
Aforesaid Waveguide-microbelt coupler, wherein two described second coupling apertures are positioned on described microstrip line, and the horizontal component of described U-shaped metallic conductor is fixedly connected with by the mid portion of scolding tin with the described microstrip line between two described second coupling apertures.
Aforesaid Waveguide-microbelt coupler, the described connector of wherein said microstrip line one end is connected with load.
Aforesaid Waveguide-microbelt coupler, wherein said load is the load of 50 ohm.
The utility model compared with prior art has obvious advantage and beneficial effect.By technique scheme, the utility model Waveguide-microbelt coupler at least has following advantages and beneficial effect:
The utility model can make the signal of Wave guide system be exported by microstrip lines, meets the needs of microwave system development; The requirement to coupler output connector can be reduced, simplified manufacturing technique, improve the versatility of coupler; Simultaneously because microstrip line construction has good adjustability, the adaptability of coupler can be strengthened.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of the Waveguide-microbelt coupler of the utility model one preferred embodiment.
Fig. 2 is the structural representation of the U-shaped metallic conductor of the utility model Waveguide-microbelt coupler.
Fig. 3 is the top-level schematic of the printed board of the utility model Waveguide-microbelt coupler.
Embodiment
For further setting forth the utility model for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of Waveguide-microbelt coupler, structure, feature and the effect thereof that the utility model proposes, be described in detail as follows.
Refer to shown in Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the composition structural representation of the Waveguide-microbelt coupler of the utility model one preferred embodiment.Fig. 2 is the structural representation of the U-shaped metallic conductor of the utility model Waveguide-microbelt coupler.Fig. 3 is the top-level schematic of the printed board of the utility model Waveguide-microbelt coupler.
Waveguide-microbelt coupler of the present utility model forms primarily of waveguide 10, U-shaped metallic conductor 20, printed board 30 and connector 40.Wherein, waveguide 10 is provided with two the first coupling apertures 11,12 along its axis direction.Printed board 30 is arranged at the outside of waveguide 10, and printed board 30 is provided with the microstrip line 31 that the axis direction along waveguide 10 is arranged.U-shaped metallic conductor 20 has a horizontal component 21 and two two ends the vertical component 22,23 be connected with horizontal component 21 being positioned at horizontal component 21, wherein horizontal component 21 is connected with the microstrip line 31 in printed board 30, and two vertical components 22,23 are each passed through two the first coupling apertures 11,12 and stretch in waveguide 10.Arrange connector 41 and 42 respectively at the two ends of microstrip line 31, wherein connector 41 is coupled output, and connector 42 is isolation end, is connected with load, and load is such as 50 ohm.
In a preferred embodiment of the present utility model, printed board 30 is also provided with two with the first coupling aperture 11,12 corresponding the second coupling apertures 32,33.Two vertical components 22,23 of U-shaped metallic conductor 20 stretch in waveguide 10 through two the second coupling apertures, 32,33 and two the first coupling apertures 11,12 successively respectively.As shown in Figure 3, two the second coupling apertures 32,33 are positioned on microstrip line 31.The horizontal component 21 of U-shaped metallic conductor 20 is fixedly connected with by the mid portion of scolding tin with the microstrip line 31 between two the second coupling apertures 32,33.
In a preferred embodiment of the present utility model, Waveguide-microbelt coupler of the present utility model is also provided with coupler outer conductor 50.As shown in Figure 1, coupler outer conductor 50 is fixed on the outside of waveguide 10, and printed board 30 is fixed on coupler outer conductor 50.On coupler outer conductor 30, corresponding first coupling aperture 11,12 and second coupling aperture 32,33 is provided with two the 3rd coupling apertures 51,52.Two vertical components 22,23 of U-shaped metallic conductor 20 stretch in waveguide 10 through two the second coupling apertures, 32,33, two the 3rd coupling apertures, 51,52 and two the first coupling apertures 11,12 successively respectively.Connector 41,42 is stretched out by the two ends of coupler outer conductor 50 respectively.
As shown in Figure 1, Waveguide-microbelt coupler of the present utility model is also provided with lid 60.Lid 60 is covered on coupler outer conductor 50, forms an accommodation space with coupler outer conductor 50.U-shaped metallic conductor 20 and printed board 30 are positioned at this accommodation space.
Waveguide-microbelt coupler of the present utility model is by punching at waveguide 10 wall, i.e. the first coupling aperture 11,12, U-shaped metallic conductor 20 is utilized to be coupled out signal in waveguide 10, be connected with the microstrip line 31 in printed board 30 by U-shaped metallic conductor 20, the Signal transmissions be coupled out by U-shaped metallic conductor 20 is to microstrip line 31.Wherein, by changing the length of U-shaped metallic conductor 20 vertical component 22,23, the size of the degree of coupling can be regulated; By changing the length of U-shaped metallic conductor 20 horizontal component 21, the effective band of coupler can be moved; And by the length of change microstrip line 31 with the coupling part of connector 41,42, the length of the two end portions of the microstrip line 31 namely between the second coupling aperture 32,33 and connector 41,42, can improve the directivity of coupler.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art are not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (7)
1. a Waveguide-microbelt coupler, is characterized in that it comprises: waveguide (10), U-shaped metallic conductor (20), printed board (30) and connector (40); Wherein, described waveguide (10) is provided with two the first coupling apertures (11,12) along the axis direction of described waveguide (10); Described printed board (30) is arranged at the outside of described waveguide (10), and described printed board (30) is provided with the microstrip line (31) that the axis direction along described waveguide (10) is arranged; Described U-shaped metallic conductor (20) has a horizontal component (21) and two and is positioned at the two ends of described horizontal component (21) and the vertical component (22,23) be connected with described horizontal component (21), described horizontal component (21) is connected with the described microstrip line (31) in described printed board (30), and two described vertical components (22,23) are each passed through two described first coupling apertures (11,12) and stretch in described waveguide (10); Described connector (41,42) is set respectively at the two ends of described microstrip line (31).
2. Waveguide-microbelt coupler according to claim 1, is characterized in that wherein also being provided with in described printed board (30) two second coupling apertures (32,33) corresponding with described first coupling aperture (11,12); Two described vertical components (22,23) of described U-shaped metallic conductor (20) stretch in described waveguide (10) through two described second coupling apertures (32,33) and two described first coupling apertures (11,12) successively respectively.
3. Waveguide-microbelt coupler according to claim 2, is characterized in that it also comprises: coupler outer conductor (50); Described coupler outer conductor (50) is fixed on the outside of described waveguide (10), and described printed board (30) is fixed on described coupler outer conductor (50); Two the 3rd coupling apertures (51,52) are provided with upper corresponding described first coupling aperture (11,12) of described coupler outer conductor (30) and described second coupling aperture (32,33); Two described vertical components (22,23) of described U-shaped metallic conductor (20) stretch in described waveguide (10) through two described second coupling apertures (32,33), two described 3rd coupling apertures (51,52) and two described first coupling apertures (11,12) successively respectively; Described connector (41,42) is stretched out by the two ends of described coupler outer conductor (50) respectively.
4. Waveguide-microbelt coupler according to claim 3, is characterized in that it also comprises: lid (60); Described lid (60) is covered on described coupler outer conductor (50), forms an accommodation space with described coupler outer conductor (50); Described U-shaped metallic conductor (20) and described printed board (30) are positioned at described accommodation space.
5. Waveguide-microbelt coupler according to claim 4, it is characterized in that wherein two described second coupling apertures (32,33) are positioned on described microstrip line (31), the horizontal component (21) of described U-shaped metallic conductor (20) is fixedly connected with by the mid portion of scolding tin with the described microstrip line (31) be positioned between two described second coupling apertures (32,33).
6. the Waveguide-microbelt coupler according to claim arbitrary in claim 1 to 5, is characterized in that the described connector (42) of wherein said microstrip line (31) one end is connected with load.
7. Waveguide-microbelt coupler according to claim 6, is characterized in that wherein said load is the load of 50 ohm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870381.4U CN204333203U (en) | 2014-12-31 | 2014-12-31 | Waveguide-microbelt coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870381.4U CN204333203U (en) | 2014-12-31 | 2014-12-31 | Waveguide-microbelt coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333203U true CN204333203U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420870381.4U Active CN204333203U (en) | 2014-12-31 | 2014-12-31 | Waveguide-microbelt coupler |
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| Country | Link |
|---|---|
| CN (1) | CN204333203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020187110A1 (en) * | 2019-03-18 | 2020-09-24 | 华为技术有限公司 | Dielectric transmission line coupler, dielectric transmission line coupling assembly, and network device |
-
2014
- 2014-12-31 CN CN201420870381.4U patent/CN204333203U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020187110A1 (en) * | 2019-03-18 | 2020-09-24 | 华为技术有限公司 | Dielectric transmission line coupler, dielectric transmission line coupling assembly, and network device |
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