CN220604981U - Phase-shifting feed structure of electrically-tunable antenna - Google Patents
Phase-shifting feed structure of electrically-tunable antenna Download PDFInfo
- Publication number
- CN220604981U CN220604981U CN202322045687.8U CN202322045687U CN220604981U CN 220604981 U CN220604981 U CN 220604981U CN 202322045687 U CN202322045687 U CN 202322045687U CN 220604981 U CN220604981 U CN 220604981U
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- 239000002184 metal Substances 0.000 claims abstract description 45
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 21
- 239000007769 metal material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000010363 phase shift Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The utility model discloses a phase-shifting feed structure of an electrically tunable antenna, which comprises a metal cavity, wherein an input interface and an output interface are arranged on the metal cavity; the phase shifting circuit board is arranged in the metal cavity and is provided with an input pin and an output pin; a first dielectric plate and a second dielectric plate; the antenna board is attached to the metal cavity and is provided with an input slot and an output slot; the input pins can be inserted into the input slots through the input insertion interfaces and welded on the input feed on the antenna board; the output pins can be inserted into the output slots through the output inserting interfaces and welded on the output feed lines on the antenna board; the phase shifter cavity adopts a closed structure, so that the performance consistency of the phase shifter can be improved, and the phase shifting circuit board and the antenna board are fixed in a welding mode, so that the production efficiency can be improved; the cable structure of the traditional phase shifter is canceled, and the cost is reduced while the structure is simplified.
Description
Technical Field
The utility model relates to the field of antennas, in particular to a phase-shifting feed structure of an electrically tunable antenna.
Background
With the development of 5G technology, electrical downtilt is also an important index for 5G antennas; the traditional 4G antenna phase shifter has large antenna space, the feeding of the phase shifter is welded on the cavity in a cable mode, the size of the phase shifter is large, and the space layout of the phase shifter on the antenna is greatly limited; for a 5G antenna, because of the limitation of the use space and the weight, the phase shifter cannot be connected in a cable mode like a 4G antenna, and the feeding mode of the phase shifter of the conventional 4G antenna cannot meet the requirements of miniaturization, light weight, easy installation and batch capacity of the 5G antenna; therefore, a phase-shifting feed structure of a novel electrically tunable antenna is urgently needed to solve the above-mentioned problems.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a phase-shifting feed structure of an electrically tunable antenna.
The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows: a phase-shifting feed structure for an electrically tunable antenna, comprising:
the metal cavity is provided with an input interface and an output interface;
the phase shifting circuit board is arranged in the metal cavity and is provided with an input pin and an output pin;
the first dielectric plate is arranged in the metal cavity and is positioned at one side of the phase-shifting circuit board;
the second dielectric plate is arranged in the metal cavity and positioned at the other side of the phase-shifting circuit board;
the antenna board is attached to the metal cavity and is provided with an input slot and an output slot;
the input pins can be inserted into the input slots through the input insertion interfaces and welded on the input feed lines on the antenna board; the output pins can be inserted into the output slots through the output inserting interfaces and welded on the output feed lines on the antenna board.
Further, an installation cavity, a borrowing cavity which is positioned at the rear end of the installation cavity and communicated with the installation cavity, and an installation port which is positioned at the side end of the installation cavity and communicated with the installation cavity and the borrowing cavity are arranged in the metal cavity, the input plug-in port and the output plug-in port are positioned at the front end of the metal cavity and communicated with the installation cavity, and the phase shifting circuit board can be inserted into the installation cavity and the borrowing cavity through the installation port and move back to the borrowing cavity, so that the input plug pin can be inserted into the input slot through the input plug-in port, and the output plug pin can be inserted into the output slot through the output plug-in port.
Further, a first positioning table and a second positioning table are respectively arranged on two opposite side walls of the metal cavity to define a positioning groove communicated with the mounting cavity and the borrowing cavity, and the groove width of the positioning groove is matched with the phase shifting circuit board.
Further, the sum of the height of the borrowing cavity and the height of the positioning groove is larger than the heights of the input pins and the output pins.
Further, the metal cavity is formed by pultrusion of metal materials to form the installation cavity, the borrowing cavity and the positioning groove.
Further, the phase-shifting feed structure of the electrically tunable antenna further comprises a plurality of fixed blocks which are arranged in the borrowing cavity and are abutted to the phase-shifting circuit board.
The utility model has the beneficial effects that: the phase-shifting feed structure of electrically-tunable antenna comprises a metal cavity, wherein an input interface and an output interface are arranged on the metal cavity; the phase shifting circuit board is arranged in the metal cavity and is provided with an input pin and an output pin; the first dielectric plate is arranged in the metal cavity and is positioned at one side of the phase-shifting circuit board; the second dielectric plate is arranged in the metal cavity and positioned at the other side of the phase-shifting circuit board; the antenna board is attached to the metal cavity and is provided with an input slot and an output slot; the input pins can be inserted into the input slots through the input insertion interfaces and welded on the input feed lines on the antenna board; the output pins can be inserted into the output slots through the output inserting interfaces and welded on the output feed lines on the antenna board; the phase shifter cavity adopts a closed structure, so that the performance consistency of the phase shifter can be improved, and the phase shifting circuit board and the antenna board are fixed in a welding mode, so that the production efficiency can be improved; the cable structure of the traditional phase shifter is canceled, and the cost is reduced while the structure is simplified.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic diagram of a first structure of a phase-shifting feed structure of an electrically tunable antenna;
fig. 2 is a schematic diagram of a first structure of a phase-shifting feed structure of an electrically tunable antenna;
FIG. 3 is an exploded view of a phase-shifting feed structure of an electrically tunable antenna;
fig. 4 is a schematic structural view of a metal cavity.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.
Referring to fig. 1 to 4, a phase-shifting feed structure of an electrically tunable antenna includes:
a metal cavity 10 on which an input interface 11 and an output interface 12 are provided;
a phase shift circuit board 20 disposed in the metal cavity 10 and having input pins 21 and output pins 22 disposed thereon;
a first dielectric plate 30 disposed in the metal cavity 10 and located at one side of the phase shift circuit board 20;
the second dielectric plate 40 is arranged in the metal cavity 10 and positioned at the other side of the phase-shifting circuit board 20;
the antenna board 50 is attached to the metal cavity 10, and an input slot 51 and an output slot 52 are arranged on the antenna board 50;
the input pins 21 can be inserted into the input slots 51 through the input insertion interfaces 11 and welded on the input feeder lines 53 on the antenna board 50; the output pins 22 may be inserted into the output slots 52 via the output socket 12 and soldered to the output feed lines 54 on the antenna board 50.
In the utility model, when the phase shifting circuit assembly is assembled, the first medium plate 30 and the second medium plate 40 are respectively placed at two sides of the phase shifting circuit board 20 to form a phase shifting circuit assembly, the phase shifting circuit assembly is inserted into the mounting cavity 13 and the borrowing cavity 14 through the mounting port 15 at one side of the metal cavity 10, when the input pin 21 and the output pin 22 on the phase shifting circuit board 20 are respectively opposite to the input inserting port 11 and the output inserting port 12 on the metal cavity 10, the phase shifting circuit assembly moves back to the borrowing cavity 14, the input pin 21 is inserted into the input inserting port 11 and extends out of the metal cavity 10, the output pin 22 is inserted into the output inserting port 12 and extends out of the metal cavity 10, wherein at least part of one side of the phase shifting circuit board 20, which is opposite to the input pin 21 and the output pin 22, is positioned in the positioning groove 63, plays a role in positioning the phase shifting circuit board 20, looseness of the phase shifting circuit board 20 in the metal cavity 10 is avoided, and a plurality of fixing positions 70 can be placed in the borrowing cavity 14 to position the phase shifting circuit board 20 in a subsequent welding process; further, the antenna board 50 is attached to the metal cavity 10, and the input pins 21 and the output pins 22 on the phase-shift circuit board 20 are respectively inserted into the input slot 51 and the output slot 52 on the antenna board 50, and the input pins 21 and the output pins 22 are respectively welded with the input feeder line 53 and the output feeder line 54 on the antenna board 50 by using welding equipment to form a loop; adjusting the phase of the antenna by moving the first dielectric plate 30 and the second dielectric plate 40; the utility model has the advantages that: the phase shifter cavity adopts a closed structure, so that the performance consistency of the phase shifter can be improved, and the phase shifting circuit board and the antenna board are fixed in a welding mode, so that the production efficiency can be improved; the cable structure of the traditional phase shifter is canceled, and the cost is reduced while the structure is simplified.
The metal cavity 10 is internally provided with an installation cavity 13, a borrowing cavity 14 which is positioned at the rear end of the installation cavity 13 and is communicated with the installation cavity 13, and an installation opening 15 which is positioned at the side end of the installation cavity 13 and is communicated with the installation cavity 13 and the borrowing cavity 14, the input plug-in port 11 and the output plug-in port 12 are positioned at the front end of the metal cavity 10 and are communicated with the installation cavity 13, the phase shifting circuit board 20 can be inserted into the installation cavity 13 and the borrowing cavity 14 through the installation opening 15 and move back to the borrowing cavity 14, so that the input plug-in pins 21 can be inserted into the input slots 51 through the input plug-in ports 11, and the output plug-in pins 22 can be inserted into the output slots 52 through the output plug-in ports 12.
The two opposite side walls of the metal cavity 10 are respectively provided with a first positioning table 61 and a second positioning table 62 to define a positioning groove 63 communicated with the mounting cavity 13 and the borrowing cavity 14, and the groove width of the positioning groove 63 is matched with the phase shifting circuit board 20.
The sum of the height of the borrowing cavity 14 and the height of the positioning groove 63 is larger than the heights of the input pin 21 and the output pin 22; the phase shifting circuit board 20 is ensured to be successfully inserted into the mounting cavity 13, the borrowing cavity 14 and the positioning groove 63.
As a preferred embodiment of the metal cavity 10, the metal cavity 10 is pultruded from a metal material to form the mounting cavity 13, the borrowing cavity 14, and the locating slot 63.
The phase-shifting feed structure of the electrically tunable antenna further includes a plurality of fixing blocks 70 disposed in the borrowing cavity 14 and abutting the phase-shifting circuit board 20.
Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (6)
1. A phase-shifting feed structure for an electrically tunable antenna, comprising:
the metal cavity (10) is provided with an input plug-in interface (11) and an output plug-in interface (12);
the phase shifting circuit board (20) is arranged in the metal cavity (10) and is provided with input pins (21) and output pins (22);
the first dielectric plate (30) is arranged in the metal cavity (10) and is positioned at one side of the phase shifting circuit board (20);
the second dielectric plate (40) is arranged in the metal cavity (10) and is positioned at the other side of the phase shifting circuit board (20);
the antenna board (50) is attached to the metal cavity (10), and an input slot (51) and an output slot (52) are arranged on the antenna board (50);
the input pins (21) can be inserted into the input slots (51) through the input insertion interfaces (11) and welded on input feeder lines (53) on the antenna board (50); the output pins (22) can be inserted into the output slots (52) through the output insertion interfaces (12) and welded on output feeder lines (54) on the antenna board (50).
2. The phase-shifting feed structure of an electrically tunable antenna according to claim 1, wherein: the metal cavity (10) is internally provided with a mounting cavity (13), a borrowing cavity (14) which is positioned at the rear end of the mounting cavity (13) and is communicated with the mounting cavity (13), and a mounting port (15) which is positioned at the side end of the mounting cavity (13) and is communicated with the mounting cavity (13) and the borrowing cavity (14), the input plug-in port (11) and the output plug-in port (12) are positioned at the front end of the metal cavity (10) and are communicated with the mounting cavity (13), the phase-shifting circuit board (20) can be inserted into the mounting cavity (13) and the borrowing cavity (14) through the mounting port (15) and move back to the borrowing cavity (14), so that the input plug pins (21) can be inserted into the input slot (51) through the input plug-in port (11), and the output plug pins (22) are inserted into the output slot (52) through the output plug-in port (12).
3. The phase-shifting feed structure of an electrically tunable antenna according to claim 2, wherein: the two opposite side walls of the metal cavity (10) are respectively provided with a first positioning table (61) and a second positioning table (62) so as to define a positioning groove (63) communicated with the mounting cavity (13) and the borrowing cavity (14), and the groove width of the positioning groove (63) is matched with the phase shifting circuit board (20).
4. A phase-shifting feed structure for an electrically tunable antenna according to claim 3, wherein: the sum of the height of the borrowing cavity (14) and the height of the positioning groove (63) is larger than the heights of the input pins (21) and the output pins (22).
5. A phase-shifting feed structure for an electrically tunable antenna according to claim 3, wherein: the metal cavity (10) is formed by pultrusion of a metal material so as to form the installation cavity (13), the borrowing cavity (14) and the positioning groove (63).
6. The phase-shifting feed structure of an electrically tunable antenna according to claim 2, wherein: the device also comprises a plurality of fixing blocks (70) which are arranged in the borrowing cavity (14) and are abutted with the phase shifting circuit board (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322045687.8U CN220604981U (en) | 2023-07-31 | 2023-07-31 | Phase-shifting feed structure of electrically-tunable antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322045687.8U CN220604981U (en) | 2023-07-31 | 2023-07-31 | Phase-shifting feed structure of electrically-tunable antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220604981U true CN220604981U (en) | 2024-03-15 |
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ID=90177174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322045687.8U Active CN220604981U (en) | 2023-07-31 | 2023-07-31 | Phase-shifting feed structure of electrically-tunable antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220604981U (en) |
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2023
- 2023-07-31 CN CN202322045687.8U patent/CN220604981U/en active Active
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