CN209487681U - A kind of E band broadband waveguide device - Google Patents
A kind of E band broadband waveguide device Download PDFInfo
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- CN209487681U CN209487681U CN201821960229.XU CN201821960229U CN209487681U CN 209487681 U CN209487681 U CN 209487681U CN 201821960229 U CN201821960229 U CN 201821960229U CN 209487681 U CN209487681 U CN 209487681U
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Abstract
The utility model discloses a kind of E band broadband waveguide devices, the waveguide device is waveguide junction circulator, the waveguide junction circulator includes cavity, cover board, sheet metal component, ferrite, magnet steel, the cavity is Y-junction circulator structures, its inner containment has waveguide, the Y-junction center of ferrite face cavity, the ferrite installation is on the cover board, cover board is fixed on cavity by screw, one magnet steel is respectively installed in the Y-junction center back of cavity, cover board, the sheet metal component be it is semi-open " " shape, cavity, cover board are fixed in sheet metal component.Circulator/the isolator increases a series of Spread Spectrum mechanisms and realizes broadband character on the basis of conventional Y-junction circulator design；There are broader bandwidth, smaller standing-wave ratio in terms of electric property, bandwidth is widened to 6GHz, can cover E audio range frequency 30%, improves 1 times of bandwidth；Configuration aspects are compact-sized, small in size, and another bandwidth is widened, reduction overall design cost at double.
Description
Technical field
The utility model relates to a kind of waveguide device, especially a kind of E wave band (E-Band) broadband waveguide circulator or every
From device, belong to technical field of micro communication.
Background technique
With the development of modern microwave communication system, information content and communication regional expansion are transmitted, it is desirable that microwave communication is set
Standby, microwave device develops to higher frequency, wideband, high-power direction.But with the raising of communication frequency, device design difficulty
Greatly.(i.e. 60GHz or less) waveguide junction circulator/isolator below E wave band is widely used at present, and E wave band waveguide junction circulator/isolation
Device realizes that difficulty is big, and frequency band is narrow, and standing-wave ratio is poor.Traditional E wave band waveguide junction circulator/isolator bandwidth about 3GHz, covering E wave band frequency
Rate 15%.Due to the limitation of waveguide junction circulator/isolator bandwidth, communication system overall design, processing cost is caused to increase.
Utility model content
The utility model is exactly in view of the deficienciess of the prior art, propose a kind of E band broadband waveguide device.
To solve the above problems, technical solution adopted in the utility model is as follows:
A kind of E band broadband waveguide device, the waveguide device are waveguide junction circulator, and the waveguide junction circulator includes chamber
Body, cover board, sheet metal component, ferrite, magnet steel, the cavity are Y-junction circulator structures, and inner containment has waveguide, ferrite
The Y-junction center of face cavity, on the cover board, cover board is fixed on cavity by screw, in chamber for the ferrite installation
Body, cover board Y-junction center back one magnet steel is respectively installed, the sheet metal component be it is semi-open " " shape, cavity, cover board installation
It is fixed in sheet metal component.
As an improvement of the above technical solution, the side the chamber body waveguide a compression, is only standard waveguide at port,
Compression fit is added, single ridge step and the matching of triangle step are added in the main waveguide of cavity.
As an improvement of the above technical solution, the waveguide junction circulator includes cavity, cover board, sheet metal component, ferrite, magnetic
Steel inhales carrier load, and the cavity is Y-junction circulator structures, and inner containment has waveguide, inhales the Y that carrier load is mounted on cavity
Shape is tied, and ferrite is installed on the cover board, and the center of the Y-junction of face cavity, cover board is fixed on cavity by screw,
One magnet steel is respectively installed in the center back of cavity, the Y-junction of cover board, sheet metal component be it is semi-open " " shape, cavity, cover board peace
Dress is fixed in sheet metal component.
As an improvement of the above technical solution, it is negative that matching suction wave is connect at E band broadband waveguide junction circulator Y-junction port3
It carries.
A kind of E band broadband waveguide junction circulator.
A kind of E band broadband waveguide isolator.
Compared with prior art, the implementation result of the utility model is as follows:
E band broadband waveguide junction circulator/isolator described in the utility model, on the basis of conventional Y-junction circulator design,
Increase a series of Spread Spectrum mechanisms and realizes broadband character；There are broader bandwidth, smaller standing-wave ratio in terms of electric property, bandwidth adds
Width can cover E audio range frequency 30%, improve 1 times of bandwidth to 6GHz；Configuration aspects are compact-sized, small in size, another bandwidth
Widen, reduction overall design cost at double.
Detailed description of the invention
Fig. 1 is E band broadband waveguide junction circulator structural schematic diagram described in the utility model；
Fig. 2 is E band broadband waveguide junction circulator assembling figure described in the utility model；
Fig. 3 is E band broadband waveguide junction circulator cavity cross-section figure described in the utility model；
Fig. 4 is E band broadband waveguide junction circulator electricity function index described in the utility model；
Fig. 5 is E band broadband waveguide isolator structural schematic diagram described in the utility model；
Fig. 6 is E band broadband waveguide isolator assembling figure described in the utility model；
Fig. 7 is E band broadband waveguide junction circulator (70GHz) structural schematic diagram described in the utility model；
Fig. 8 is E band broadband waveguide isolator (70GHz) structural schematic diagram described in the utility model；
Fig. 9 is E band broadband waveguide junction circulator described in the utility model/isolator (70GHz) electricity function index；
Figure 10 is E band broadband waveguide junction circulator (80GHz) structural schematic diagram described in the utility model；
Figure 11 is E band broadband waveguide isolator (80GHz) structural schematic diagram described in the utility model；
Figure 12 is E band broadband waveguide junction circulator described in the utility model/isolator (80GHz) electricity function index.
Specific embodiment
Illustrate the content of the utility model below in conjunction with specific embodiments.
As shown in Figure 1, being E band broadband waveguide junction circulator structural schematic diagram described in the utility model.The utility model institute
State E band broadband waveguide junction circulator, by taking 78.5GHz waveguide junction circulator as an example, frequency range are as follows: 75.5GHz ~ 81.5GHz.Such as
Fig. 2 is E band broadband waveguide junction circulator assembling figure described in the utility model, and the waveguide junction circulator includes cavity 101, cover board
102, sheet metal component 103, ferrite 104, magnet steel 105.The cavity 101 is Y-junction circulator structures, and inner containment has wave
It leads, the Y-junction center of 104 face cavity 101 of ferrite, the ferrite 104 is mounted on cover board 102, and the cover board 102 is logical
It crosses screw (not shown) to be fixed on cavity 101, respectively be installed in the Y-junction center back of cavity 101, cover board 102
One magnet steel 105.Sheet metal component 103 be it is semi-open " " shape, cavity 101, cover board 102 are fixed in sheet metal component 103.
As shown in figure 3, being 101 sectional view of E band broadband waveguide junction circulator cavity described in the utility model, in conventional Y shape
In junction circulator design basis, the 101 main body side waveguide a of cavity is compressed, is only at port standard waveguide (at the 112 of Fig. 3),
It adds compression fit (at the 111 of Fig. 3), single ridge step and triangle step matching (the 113 of Fig. 3) is added in the main waveguide of cavity 101,
To realize waveguide junction circulator broadband character.
As shown in figure 4, being E band broadband waveguide junction circulator electricity function index described in the utility model.E audio range frequency model
It encloses for 60 ~ 90GHz, waveguide junction circulator frequency is 75.5 ~ 81.5GHz in Fig. 4, i.e., bandwidth is 6GHz, covers E audio range frequency range
30%.Reflection coefficient of port is less than 20dB, i.e. for standing-wave ratio less than 1.23, isolation is less than 20dB.
As shown in figure 5, being E band broadband waveguide isolator structural schematic diagram described in the utility model.
As shown in fig. 6, being E band broadband waveguide isolator assembling figure described in the utility model.In E band broadband waveguide ring
Matching is connect at row device Y-junction port3 and inhales carrier load 106, realizes E band broadband waveguide isolator.The waveguide isolator includes
By cavity 101, cover board 102, sheet metal component 103, ferrite 104, magnet steel 105, inhale carrier load 106.The cavity 101 is Y-junction
Circulator structures, inner containment have waveguide, inhale carrier load 106 and are mounted on the Y-junction of cavity 101, as shown in A in Fig. 3
Position, ferrite 104 are mounted on cover board 102, the center of the Y-junction of face cavity 101, and cover board 102 passes through screw (in figure not
Show) it is fixed on cavity 101, one magnet steel 105 is respectively installed in the center back of cavity 101, the Y-junction of cover board 102.
Sheet metal component 103 be it is semi-open " " shape, cavity 101, cover board 102 are fixed in sheet metal component 103.
The product of the utility model can derive other frequency ranges E band broadband waveguide junction circulator/isolator.
It is 70GHz broadband waveguide circulator/isolator and its electricity function index, frequency range as shown in Fig. 7 ~ Fig. 9
70.4GHz ~76.4GHz。
It is 80GHz broadband waveguide circulator/isolator and its electricity function index, frequency range as shown in Figure 10 ~ Figure 12
80.7GHz ~86.7GHz。
The above content is in conjunction with specific embodiments to detailed description made by the utility model, and it cannot be said that this is practical new
Type specific implementation is only limitted to these explanations.For those skilled in the art of the present invention, this is not being departed from
Under the premise of utility model is conceived, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the utility model guarantor
The range of shield.
Claims (4)
1. a kind of E band broadband waveguide device, the waveguide device is waveguide junction circulator, characterized in that the waveguide junction circulator
Including cavity (101), cover board (102), sheet metal component (103), ferrite (104), magnet steel (105), the cavity (101) is Y shape
Junction circulator structure, inner containment have waveguide, the Y-junction center of ferrite (104) face cavity (101), the ferrite
(104) it is mounted on cover board (102), cover board (102) is fixed on cavity (101) by screw, in cavity (101), lid
The Y-junction center back of plate (102) respectively installs a magnet steel (105), the sheet metal component (103) be it is semi-open " " shape, cavity
(101), cover board (102) is fixed in sheet metal component (103).
2. a kind of E band broadband waveguide device as described in claim 1, characterized in that cavity (101) the main body waveguide a
Side compression is only standard waveguide at port, adds compression fit, single ridge step and triangle are added in cavity (101) main waveguide
Step matching.
3. a kind of E band broadband waveguide device, the waveguide device is waveguide isolator, characterized in that the waveguide isolator
Including cavity (101), cover board (102), sheet metal component (103), ferrite (104), magnet steel (105) inhales carrier load (106), described
Cavity (101) is Y-junction circulator structures, and inner containment has waveguide, inhales the Y shape that carrier load (106) are mounted on cavity (101)
It ties, ferrite (104) is mounted on cover board (102), and the center of the Y-junction of face cavity (101), cover board (102) passes through spiral shell
Nail is fixed on cavity (101), respectively installs a magnet steel in the center back of cavity (101), the Y-junction of cover board (102)
(105), sheet metal component (103) be it is semi-open " " shape, cavity (101), cover board (102) are fixed in sheet metal component (103).
4. a kind of E band broadband waveguide device as claimed in claim 3, characterized in that in E band broadband waveguide junction circulator Y
Matching is connect at shape knot port3 inhales carrier load (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960229.XU CN209487681U (en) | 2018-11-27 | 2018-11-27 | A kind of E band broadband waveguide device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960229.XU CN209487681U (en) | 2018-11-27 | 2018-11-27 | A kind of E band broadband waveguide device |
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| CN209487681U true CN209487681U (en) | 2019-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378565A (en) * | 2018-11-27 | 2019-02-22 | 安徽阖煦微波技术有限公司 | A kind of E band broadband waveguide device |
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2018
- 2018-11-27 CN CN201821960229.XU patent/CN209487681U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378565A (en) * | 2018-11-27 | 2019-02-22 | 安徽阖煦微波技术有限公司 | A kind of E band broadband waveguide device |
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