CN112713369B - Integrated ferrite phase-shifting component - Google Patents
Integrated ferrite phase-shifting component Download PDFInfo
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- CN112713369B CN112713369B CN202011421536.2A CN202011421536A CN112713369B CN 112713369 B CN112713369 B CN 112713369B CN 202011421536 A CN202011421536 A CN 202011421536A CN 112713369 B CN112713369 B CN 112713369B
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- cavity
- guide
- convex edge
- lower cavity
- cover plate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
- H01P1/19—Phase-shifters using a ferromagnetic device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
- H01Q3/36—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
One embodiment of the present invention discloses an integrated ferrite phase shifting component, comprising: the first to fourth upper cavities, the lower cavity, the cover plate, the shielding plate, the first guide rod, the second guide rod, the first guide convex edge and the second guide convex edge; the first upper cavity, the second upper cavity, the third upper cavity and the fourth upper cavity are symmetrically arranged on two sides of the opening direction of the lower cavity; the cover plate is arranged in the center of the opening direction of the lower cavity and is closely adjacent to the second upper cavity and the third upper cavity; the shielding plate is arranged on the outer surfaces of the middle parts of the first to fourth upper cavities and the cover plate, and the length direction of the shielding plate is vertical to the length directions of the first to fourth upper cavities and the cover plate; the first guide rod and the second guide rod are respectively arranged on the plugging surfaces at two sides of the lower cavity, and the direction of the first guide rod and the second guide rod is consistent with the plugging direction of the moving assembly; the first guide convex edge and the second guide convex edge are respectively arranged at two sides of the lower cavity, and the direction of the first guide convex edge and the second guide convex edge is consistent with the plugging direction of the moving assembly.
Description
Technical Field
The invention relates to the technical field of ferrite phase shifters, in particular to an integrated ferrite phase shifting component.
Background
The ferrite phase shifter is used as a key component of the phased array radar antenna, and the phase repeatability precision of the ferrite phase shifter is directly related to the combat performance of a phased array radar system. Ferrites are extremely stress sensitive as one of the key factors that determine device performance. At present, a phase shifting unit is mostly used as a minimum replaceable unit of a ferrite phase shifter, the discrete connection volume is large, and the complex connection process easily generates poor stress on ferrite. How to integrate the phase shifting unit in the limited space of the antenna array surface, realize the miniaturization of the device, ensure the good structural strength of the whole device, have better electromagnetic shielding performance, realize the reliable plug-in and stable operation of the ferrite phase shifter on the array surface under the complex combat condition, become an important subject.
Disclosure of Invention
The invention aims to provide an integrated ferrite phase-shifting component, which solves the problems of large discrete connection volume, fussy connection, stress sensitivity and inconvenient plugging of the conventional phase shifter, and has good electromagnetic shielding performance and higher use reliability.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an integrated ferrite phase-shifting component, which comprises:
the first to fourth upper cavities, the lower cavity, the cover plate, the shielding plate, the first guide rod, the second guide rod, the first guide convex edge and the second guide convex edge;
wherein the content of the first and second substances,
the first upper cavity, the second upper cavity, the third upper cavity and the fourth upper cavity are symmetrically arranged at two sides of the opening direction of the lower cavity;
the cover plate is arranged in the center of the opening direction of the lower cavity and is closely adjacent to the second upper cavity and the third upper cavity;
the shielding plate is arranged on the outer surfaces of the middle parts of the first to fourth upper cavities and the cover plate, and the length direction of the shielding plate is vertical to the length directions of the first to fourth upper cavities and the cover plate;
the first guide rod and the second guide rod are respectively arranged on the plugging surfaces at two sides of the lower cavity, and the direction of the first guide rod and the second guide rod is consistent with the plugging direction of the moving assembly;
the first guide convex edge and the second guide convex edge are respectively arranged at two sides of the lower cavity, and the direction of the first guide convex edge and the second guide convex edge is consistent with the plugging direction of the moving assembly.
In a specific embodiment, the phase shift assembly further comprises:
the microwave component comprises a driving assembly, a microwave component and first to eighth electric connectors;
wherein the content of the first and second substances,
the driving assembly is arranged in an inner space formed by the lower cavity and the cover plate and is used for carrying out signal control on the phase-shifting assembly;
the microwave component is arranged in an inner cavity space formed by combining the first to fourth upper cavities and the lower cavity and is used for realizing microwave phase shift;
the first to eighth electric connectors are respectively arranged on two end faces of a combined cavity formed by the first to fourth upper cavities and the lower cavity along the microwave transmission direction and are used for carrying out signal transmission with the outside.
In one embodiment, the first to fourth upper chambers and the cover plate are connected to the lower chamber by screw threads.
In a specific embodiment, the lower cavity body adopts a structure that four phase shifting units are integrated into a whole.
In one embodiment, the shielding plate has a hollow belly part, and is connected with the first to fourth upper cavities and the cover plate through threads.
In a specific embodiment, the first guide convex edge and the second guide convex edge adopt a double-chamfer structure at the tail end of the guide convex edge in the guide direction.
The invention has the following beneficial effects:
the invention provides a miniaturized integrated ferrite phase-shifting component, which improves the integration level of a ferrite phase shifter, solves the problems of larger discrete connection volume, fussy connection, sensitive stress and inconvenient plugging of the conventional phase shifter, and has good electromagnetic shielding performance and higher use reliability.
Drawings
In order to more clearly illustrate the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are one embodiment of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of an integrated ferrite phase shifting component according to an embodiment of the present invention.
FIG. 2 is a schematic diagram illustrating a top view of an integrated ferrite phase shifting component according to an embodiment of the present invention.
FIG. 3 is a schematic diagram showing a partial enlargement of a guiding projection of an integrated ferrite phase shift assembly along the end of the guiding direction according to an embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and examples. The present invention will be described in detail with reference to specific examples, but the present invention is not limited to these examples. Variations and modifications may be made by those skilled in the art without departing from the principles of the invention and should be considered within the scope of the invention.
The present embodiment provides an integrated ferrite phase shift module, as shown in fig. 1 and 2, and fig. 1 shows a schematic structural diagram of an integrated ferrite phase shift module according to an embodiment of the present invention. FIG. 2 is a schematic diagram illustrating a top view of an integrated ferrite phase shifting component according to an embodiment of the present invention. The phase shift assembly includes:
the microwave oven comprises first to fourth upper cavities 1-4, a lower cavity 5, a cover plate 6, a shielding plate 7, a first guide rod 8, a second guide rod 9, a first guide convex edge 10, a second guide convex edge 11, a driving assembly, microwave components and first to eighth electric connectors 12-19;
wherein the content of the first and second substances,
the first upper cavity 1, the second upper cavity 2, the third upper cavity 3 and the fourth upper cavity 4 are symmetrically arranged at two sides of the opening direction of the lower cavity 5; the first to fourth upper cavities 1-4 and the lower cavity 5 are combined to form a waveguide transmission line.
The cover plate 6 is arranged in the center of the opening direction of the lower cavity 5 and is closely adjacent to the second upper cavity 2 and the third upper cavity 3; and the driving component mounting position with good sealing is formed after the driving component mounting position is matched and connected with the lower cavity.
The first upper cavity, the second upper cavity, the third upper cavity, the fourth upper cavity, the cover plate and the lower cavity are reliably connected through threads to form a structural main body of the assembly.
The lower cavity is used as an installation foundation of the phase-shifting assembly, and the structural design of integrating four phase-shifting units is adopted, so that the lower cavity has better structural strength, and the integral resistance of the phase-shifting assembly is good.
The shielding plate 7 is arranged on the outer surfaces of the middle parts of the first to fourth upper cavities 1-4 and the cover plate 6, and the length direction of the shielding plate is vertical to the length directions of the first to fourth upper cavities and the cover plate;
the shielding plate is hollow in the abdomen and is connected with the first upper cavity, the second upper cavity, the fourth upper cavity and the cover plate through threads, the internal cavity of the shielding plate achieves the mechanical protection and the electromagnetic shielding effect on the phase-shifting assembly internal control cable, and meanwhile, the shielding plate has the functions of enhancing the structural integrity of the phase-shifting assembly and improving the strength of the whole structure.
The first guide rod 8 and the second guide rod 9 are respectively arranged on the inserting surfaces on two sides of the lower cavity 5, and the direction of the inserting surfaces is consistent with the inserting direction of the moving assembly.
The driving component (not shown in the figure) is arranged in an inner space formed by the lower cavity 5 and the cover plate 6 and is used for carrying out signal control on the phase-shifting component.
Microwave components (not shown in the figure) are arranged in the cavity space formed by the combination of the first upper cavity 1-4, the fourth upper cavity and the lower cavity 5 and used for realizing microwave phase shift.
The first to eighth electric connectors 12 to 19 are respectively arranged on two end faces of a combined cavity formed by the first to fourth upper cavities 1 to 4 and the lower cavity 5 along the microwave transmission direction and used for carrying out signal transmission with the outside.
The first guide convex edge 10 and the second guide convex edge 11 are respectively arranged at two sides of the lower cavity 5, and the direction is consistent with the plugging direction of the moving component;
the initial guiding of the phase shifting assembly in the antenna array surface plugging process can be realized by matching the guiding convex edge of the phase shifting assembly with the guide rail reserved for the antenna array surface. After preliminary direction, move the subassembly and get into the position space of battle array basically, pass through the cooperation of guide bar and antenna array reserved guiding hole this moment, realize moving the secondary direction of subassembly of phase, finely tune the subassembly gesture, improve the connecing of electric connector and insert position precision, reduce the connecing of electric connector in the installation and insert stress, finally realize reliably blindly inserting.
The first guiding convex edge 10 and the second guiding convex edge 11 are designed in a double-chamfer structure at the tail end of the guiding convex edge along the guiding direction, as shown in fig. 3, fig. 3 only shows a partial enlarged schematic diagram of the double chamfer at one end of the first guiding convex edge 10, and the other end of the first guiding convex edge 10 and the two tail ends of the second guiding convex edge 11 are designed in the same way. The chamfer 20 can guide and adjust the guide convex edge in the vertical direction, the chamfer 21 can guide and adjust the guide convex edge in the horizontal direction, and the double chamfers can ensure that the guide convex edge smoothly enters the guide rail of the array surface, so that the guide convex edge can guide the whole assembly to ensure that the assembly is smoothly inserted.
The integrated ferrite phase-shifting component provided by the embodiment improves the integration level of the ferrite phase shifter, solves the problems of large discrete connection volume, complex connection, stress sensitivity and inconvenient plugging of the existing phase shifter, and has good electromagnetic shielding performance and higher use reliability.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (5)
1. An integrated ferrite phase shifting component, the phase shifting component comprising:
the first to fourth upper cavities, the lower cavity, the cover plate, the shielding plate, the first guide rod, the second guide rod, the first guide convex edge and the second guide convex edge;
wherein the content of the first and second substances,
the first upper cavity, the second upper cavity, the third upper cavity and the fourth upper cavity are symmetrically arranged at two sides of the opening direction of the lower cavity;
the cover plate is arranged in the center of the opening direction of the lower cavity and is closely adjacent to the second upper cavity and the third upper cavity;
the shielding plate is arranged on the outer surfaces of the middle parts of the first to fourth upper cavities and the cover plate, and the length direction of the shielding plate is vertical to the length directions of the first to fourth upper cavities and the cover plate;
the first guide rod and the second guide rod are respectively arranged on the plugging surfaces at two sides of the lower cavity, and the direction of the first guide rod and the second guide rod is consistent with the plugging direction of the moving assembly;
the first guide convex edge and the second guide convex edge are respectively arranged at two sides of the lower cavity, and the direction of the first guide convex edge and the second guide convex edge is consistent with the plugging direction of the moving assembly;
wherein the content of the first and second substances,
the phase shift assembly further comprises:
the microwave component comprises a driving assembly, a microwave component and first to eighth electric connectors;
wherein the content of the first and second substances,
the driving assembly is arranged in an inner space formed by the lower cavity and the cover plate and is used for carrying out signal control on the phase-shifting assembly;
the microwave component is arranged in an inner cavity space formed by combining the first to fourth upper cavities and the lower cavity and is used for realizing microwave phase shift; wherein the microwave component comprises ferrite;
the first to eighth electric connectors are respectively arranged on two end faces of a combined cavity formed by the first to fourth upper cavities and the lower cavity along the microwave transmission direction and are used for carrying out signal transmission with the outside.
2. The phase shifting assembly of claim 1, wherein the first through fourth upper cavities and the cover plate are each threadedly connected to the lower cavity.
3. The phase shift assembly of claim 1, wherein the lower cavity is formed by integrating four phase shift units.
4. The phase shifting assembly of claim 1, wherein the shielding plate is hollow in a belly portion and is connected to the first to fourth upper cavities and the cover plate by a screw thread.
5. The phase shifting assembly of claim 1, wherein the first and second guide flanges each have a double chamfer configuration at the end of the guide flange in the guide direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011421536.2A CN112713369B (en) | 2020-12-08 | 2020-12-08 | Integrated ferrite phase-shifting component |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011421536.2A CN112713369B (en) | 2020-12-08 | 2020-12-08 | Integrated ferrite phase-shifting component |
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| CN112713369A CN112713369A (en) | 2021-04-27 |
| CN112713369B true CN112713369B (en) | 2021-12-10 |
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| CN202011421536.2A Active CN112713369B (en) | 2020-12-08 | 2020-12-08 | Integrated ferrite phase-shifting component |
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Citations (5)
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|---|---|---|---|---|
| US5032805A (en) * | 1989-10-23 | 1991-07-16 | The United States Of America As Represented By The Secretary Of The Army | RF phase shifter |
| CN201655965U (en) * | 2010-02-01 | 2010-11-24 | 摩比天线技术（深圳）有限公司 | Electric tiled antenna phase-shift structure |
| CN109449558A (en) * | 2018-10-30 | 2019-03-08 | 北京无线电测量研究所 | A kind of ferrite duct processing unit (plant) for phase shifter |
| CN208781999U (en) * | 2018-10-08 | 2019-04-23 | 南京国睿微波器件有限公司 | A kind of broadside coupled coaxial microwave ferrite phase shifter of miniaturization |
| CN110690537A (en) * | 2018-08-29 | 2020-01-14 | 电子科技大学 | Terahertz phase shifter with symmetrical impedance type phase shifting microstructure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8988304B2 (en) * | 2012-10-12 | 2015-03-24 | Honeywell International Inc. | Systems and methods for injection molded phase shifter |
| CN104377404B (en) * | 2014-11-20 | 2017-05-03 | 南京国睿微波器件有限公司 | Locking type ferrite phase shifter assembly |
-
2020
- 2020-12-08 CN CN202011421536.2A patent/CN112713369B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5032805A (en) * | 1989-10-23 | 1991-07-16 | The United States Of America As Represented By The Secretary Of The Army | RF phase shifter |
| CN201655965U (en) * | 2010-02-01 | 2010-11-24 | 摩比天线技术（深圳）有限公司 | Electric tiled antenna phase-shift structure |
| CN110690537A (en) * | 2018-08-29 | 2020-01-14 | 电子科技大学 | Terahertz phase shifter with symmetrical impedance type phase shifting microstructure |
| CN208781999U (en) * | 2018-10-08 | 2019-04-23 | 南京国睿微波器件有限公司 | A kind of broadside coupled coaxial microwave ferrite phase shifter of miniaturization |
| CN109449558A (en) * | 2018-10-30 | 2019-03-08 | 北京无线电测量研究所 | A kind of ferrite duct processing unit (plant) for phase shifter |
Non-Patent Citations (1)
| Title |
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| "高功率铁氧体移相器的设计与实验研究";邓广健等;《现代应用物理》;20160930;全文 * |
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