CN207719377U - 18G broadband waveguide circulators - Google Patents
18G broadband waveguide circulators Download PDFInfo
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- CN207719377U CN207719377U CN201721917890.8U CN201721917890U CN207719377U CN 207719377 U CN207719377 U CN 207719377U CN 201721917890 U CN201721917890 U CN 201721917890U CN 207719377 U CN207719377 U CN 207719377U
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Abstract
The utility model is related to a kind of 18G broadband waveguides circulators, it include wave-guide cavity wave, cover board is installed on wave-guide cavity wave, there are three waveguide channels for distribution on wave-guide cavity wave, three waveguide channels are distributed in Y-shaped, constitute Y-shaped Waveguide structure, the intermediate convergent point of Y-shaped Waveguide structure, it is provided with boss construction, boss is structurally equipped with ferrite, the intermediate convergence point edge of Y-shaped Waveguide structure is constructed in cylindrical cavity, and several installation threaded holes are distributed on wave-guide cavity wave, is installed and is connected with magnetic steel component on threaded hole.Thereby, it is possible to effectively adjust magnet steel monomer to ferritic distance, saturation magnetization is accurately adjusted, isolation performance is improved.Waveguide Y type knot internal round chamber constructs and double round step configurations can obtain 30% bandwidth, bears ferrite dielectric constant and is fluctuated in the range of 13 to 14.5, qualified, convenient for batch production.Waveguide Y type knot internal round chamber constructs and double round step configurations can be adjusted according to actual demand, can extend to other band limits.
Description
Technical field
The utility model is related to a kind of circulator more particularly to a kind of 18G broadband waveguides circulators.
Background technology
With the development of art communication systems, broader frequency range, higher performance circulator be integrated into waveguide duplexer
In.In the prior art, the outer double matching step structure designs of the common Y-junction triangle step of people, Y-junction.If it is single side
All there is narrow bandwidth in magnetization, isolation promotes difficult problem.If it is two-side magnetized, also limited assembly cost is high for bandwidth broadning
It is unfavorable for cost declining.
Such as common 18G single sides add frequency range of the magnetic waveguide circulator design bandwidth generally from 17.7 to 20G in the industry,
Isolation Theoretical Design value -28dB.Tolerance analysis is brought by practical Ferrite Material parameter, and -22dB, actual measurement isolation may be degraded
Degree is difficult to ensure full frequency band satisfaction -20dB, influences batch production and repeats sex chromosome mosaicism.
In view of the above shortcomings, the designer, is actively subject to research and innovation, to found a kind of 18G broadband waveguides ring
Shape device makes it with more the utility value in industry.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of 18G broadband waveguides circulator.
The 18G broadband waveguide circulators of the utility model, include wave-guide cavity wave, lid are equipped on the wave-guide cavity wave
Plate, wherein：There are three waveguide channels, three waveguide channels to be distributed in Y-shaped for distribution on the wave-guide cavity wave, constitutes Y words
Shape Waveguide structure, the intermediate convergent point of the Y-shaped Waveguide structure are provided with boss construction, and the boss is structurally equipped with
The intermediate convergence point edge of ferrite, the Y-shaped Waveguide structure is constructed in cylindrical cavity, and several peaces are distributed on the wave-guide cavity wave
Threaded hole is filled, magnetic steel component is connected on the installation threaded hole.
Further, above-mentioned 18G broadband waveguide circulators, wherein be provided with rectangular step in the waveguide channels.
Further, above-mentioned 18G broadband waveguide circulators, wherein the boss construction includes what the center of circle overlapped
Two boss, both the first cylindrical boss and the second cylindrical boss, first cylindrical boss were located at the second circular cylindrical projection
The bottom of platform, the radius of first cylindrical boss are more than the radius of the second cylindrical boss.
Further, above-mentioned 18G broadband waveguide circulators, wherein the top of second cylindrical boss is arranged
There are mounting groove, the ferrite to be arranged in mounting groove.
Further, above-mentioned 18G broadband waveguide circulators, wherein the magnetic steel component includes adjustable thread screen
Lid is covered, magnet steel monomer is installed in the adjustable thread screening cover.
Still further, above-mentioned 18G broadband waveguide circulators, wherein the intracavity sidewall band of the Y-shaped Waveguide structure
It is 0.5 to 2 ° to have draft oblique angle, angle.
According to the above aspect of the present invention, the utility model has at least the following advantages：
1, magnet steel monomer can be effectively adjusted to ferritic distance, accurately adjusted saturation magnetization, improved isolation
Spend performance.
2, waveguide Y type knot internal round chamber construction and double round step configurations can obtain 30% bandwidth, and it is normal to bear ferrite dielectric
Number fluctuates in the range of 13 to 14.5, qualified, convenient for batch production.
3, waveguide Y type knot internal round chamber construction and double round step configurations can be adjusted according to actual demand, can be extended to
Other band limits.
4, overall construction is simple, is easily assembled manufacture and safeguards.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Description of the drawings
Fig. 1 is the decomposition texture schematic diagram of 18G broadband waveguide circulators.
The meaning of each reference numeral is as follows in figure.
1 wave-guide cavity wave, 2 cover board
3 waveguide channels, 4 ferrite
5 installation 6 rectangular steps of threaded hole
7 first cylindrical boss, 8 second cylindrical boss
9 adjustable thread screening cover, 10 magnet steel monomer
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Such as the 18G broadband waveguide circulators of Fig. 1, includes wave-guide cavity wave 1, cover board 2 is installed on wave-guide cavity wave 1, with
It is many difference is that：In order to promote bandwidth, there are three waveguide channels 3, three waveguide channels for distribution on the wave-guide cavity wave 1 of use
3 are distributed in Y-shaped, constitute Y-shaped Waveguide structure.Also, the intermediate convergence point edge of Y-shaped Waveguide structure is constructed in cylindrical cavity.
Specifically, the intermediate convergent point of Y-shaped Waveguide structure is provided with boss construction, ferrite 4 is structurally equipped in boss.
Meanwhile in order to excitation field, gyromagnetic effect is generated, several installation threaded holes 5 are distributed on wave-guide cavity wave 1, spiral shell is installed
It is connected with magnetic steel component on pit 5.
From the point of view of one preferable embodiment of the utility model, rectangular step 6 is provided in the waveguide channels 3 of use.
Specifically, 6 height of rectangular step of use subtracts the depth of cylindrical cavity construction equal to the narrow side height of waveguide channels 3, gathers around in this way
There is preferable using effect.
From the point of view of further, the boss of use construction includes two boss that the center of circle overlaps, both the first cylindrical boss 7 with
Second cylindrical boss 8, the first cylindrical boss 7 are located at the bottom of the second cylindrical boss 8, and the half of the first cylindrical boss 7
Diameter is more than the radius of the second cylindrical boss 8.Simultaneously, it is contemplated that the assembly positioning of ferrite 4 needs, in the second cylindrical boss
8 top is provided with mounting groove, and ferrite 4 is arranged in mounting groove.
From the point of view of further, the magnetic steel component that the utility model uses includes adjustable thread screening cover 9, adjustable thread screen
It covers and magnet steel monomer 10 is installed in lid 9.In this way, magnetic field intensity can be adjusted.The frequency response curve of entire circulator is enabled to meet
Three rank Chebyshev's response curves, bandwidth can be very wide.
Furthermore the intracavity sidewall of the Y-shaped Waveguide structure of use carries draft oblique angle, and angle is 0.5 to 2 °, is to be conducive to
In the carry out Die Casting of product.
The operation principle of the utility model is as follows：Ferrite 4 generates gyromagnetic effect after being magnetized by magnet steel monomer 10,
Circulator one-way isolation may be implemented.Meanwhile it relying on adjustable thread screening cover 9 and can effectively adjust magnet steel monomer 10 to iron oxygen
The distance of body 4 coordinates actual use demand.
It can be seen that using after the utility model by above-mentioned character express and in conjunction with attached drawing, gather around and have the following advantages：
1, magnet steel monomer can be effectively adjusted to ferritic distance, accurately adjusted saturation magnetization, improved isolation
Spend performance.
2, waveguide Y type knot internal round chamber construction and double round step configurations can obtain 30% bandwidth, and it is normal to bear ferrite dielectric
Number fluctuates in the range of 13 to 14.5, qualified, convenient for batch production.
3, waveguide Y type knot internal round chamber construction and double round step configurations can be adjusted according to actual demand, can be extended to
Other band limits.
4, overall construction is simple, is easily assembled manufacture and safeguards.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Go out several improvements and modifications, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1.18G broadband waveguide circulators include wave-guide cavity wave (1), and cover board (2) is equipped on the wave-guide cavity wave (1), special
Sign is：There are three waveguide channels (3), three waveguide channels (3) to be distributed in Y-shaped for distribution on the wave-guide cavity wave (1),
Y-shaped Waveguide structure is constituted, the intermediate convergent point of the Y-shaped Waveguide structure is provided with boss construction, and the boss is structurally
Ferrite (4) is installed, the intermediate convergence point edge of the Y-shaped Waveguide structure is constructed in cylindrical cavity, on the wave-guide cavity wave (1)
Several installation threaded holes (5) are distributed with, magnetic steel component is connected on the installation threaded hole (5).
2. 18G broadband waveguides circulator according to claim 1, it is characterised in that：It is provided in the waveguide channels (3)
Rectangular step (6).
3. 18G broadband waveguides circulator according to claim 1, it is characterised in that：The boss construction includes the center of circle
Two boss overlapped, i.e. the first cylindrical boss (7) and the second cylindrical boss (8), the first cylindrical boss (7) position
The radius of bottom in the second cylindrical boss (8), first cylindrical boss (7) is more than the second cylindrical boss (8)
Radius.
4. 18G broadband waveguides circulator according to claim 3, it is characterised in that：Second cylindrical boss (8)
Top is provided with mounting groove, and the ferrite (4) is arranged in mounting groove.
5. 18G broadband waveguides circulator according to claim 1, it is characterised in that：The magnetic steel component includes adjustable
Screw thread screening cover (9), the adjustable thread screening cover (9) is interior to be equipped with magnet steel monomer (10).
6. 18G broadband waveguides circulator according to claim 1, it is characterised in that：The inner cavity of the Y-shaped Waveguide structure
Side wall carries draft oblique angle, and angle is 0.5 to 2 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721917890.8U CN207719377U (en) | 2017-12-29 | 2017-12-29 | 18G broadband waveguide circulators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721917890.8U CN207719377U (en) | 2017-12-29 | 2017-12-29 | 18G broadband waveguide circulators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207719377U true CN207719377U (en) | 2018-08-10 |
Family
ID=63053647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721917890.8U Expired - Fee Related CN207719377U (en) | 2017-12-29 | 2017-12-29 | 18G broadband waveguide circulators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207719377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232387A (en) * | 2017-12-29 | 2018-06-29 | 迈特通信设备（苏州）有限公司 | A kind of 18G broadband waveguides circulator |
-
2017
- 2017-12-29 CN CN201721917890.8U patent/CN207719377U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232387A (en) * | 2017-12-29 | 2018-06-29 | 迈特通信设备（苏州）有限公司 | A kind of 18G broadband waveguides circulator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20211229 |