CN109462032B - Multi-star dual-frequency antenna based on multi-arm spiral - Google Patents
Multi-star dual-frequency antenna based on multi-arm spiral Download PDFInfo
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- CN109462032B CN109462032B CN201811164363.3A CN201811164363A CN109462032B CN 109462032 B CN109462032 B CN 109462032B CN 201811164363 A CN201811164363 A CN 201811164363A CN 109462032 B CN109462032 B CN 109462032B
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- frequency
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- spiral
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
Abstract
The invention relates to the technical field of antennas, in particular to a multi-star dual-frequency antenna based on a multi-arm spiral. According to the invention, the outer side wall of the low-frequency circuit board is provided with the plurality of low-frequency spiral antennas, the outer side wall of the high-frequency circuit board is provided with the plurality of high-frequency spiral antennas, the plurality of low-frequency spiral antennas and the plurality of high-frequency spiral antennas are respectively arranged on the outer side walls of the low-frequency circuit board and the high-frequency circuit board in two rows and three columns, so that the strength of received signals is enhanced by means of the plurality of spiral antenna enhancing devices, the signals are conveniently and stably transmitted, the installation shell is divided into two independent spaces by the insulating partition plate, the low-frequency circuit board and the high-frequency circuit board which.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to a multi-star dual-frequency antenna based on a multi-arm spiral.
Background
With the continuous development of communication technology, more and more devices and apparatuses are put into the construction of communication networks, and the devices and apparatuses are more and more emphasized as terminal antennas for transmitting and receiving interconnected wireless signals between communication apparatuses.
The existing multi-star dual-frequency antenna has poor signal receiving stability, a complex mounting structure, time and labor consumption in maintenance and disassembly and is not beneficial to operation, and therefore the multi-star dual-frequency antenna based on the multi-arm spiral is provided.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a multi-star dual-frequency antenna based on a multi-arm spiral.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multi-star dual-frequency antenna based on a multi-arm spiral is designed, and comprises a main board shell, wherein four foot supports are fixedly mounted at four corners of the bottom surface of the main board shell, a main circuit board is fixedly mounted in the main board shell, a mounting shell is fixedly mounted on the upper surface of the main board shell, a threaded rod is mounted on the upper surface of the mounting shell and penetrates through the upper surface of the mounting shell, a locking knob is fixedly mounted at the upper end of the threaded rod, a pressing plate is fixedly mounted at the lower end of the threaded rod, an end cover is mounted on the front surface of the mounting shell, an insulating partition plate is fixedly mounted at the middle position in the mounting shell, a low-frequency metal seat is mounted on the bottom surface of the mounting shell, close to the left side of the insulating partition plate, penetrates through the lower surface of the main board shell and, the last surface mounting of low frequency metal holder has the low frequency circuit board, the left side wall welding of low frequency circuit board has a plurality of low frequency helical antenna, low frequency helical antenna runs through the left side wall of installation shell, the inside bottom surface of installation shell is close to the high frequency metal holder is installed on insulating barrier's right side, the high frequency metal holder runs through the lower surface of mainboard shell, and with main circuit board fixed connection, the last surface mounting of high frequency metal holder has the high frequency circuit board, the right side wall welding of high frequency circuit board has a plurality of high frequency helical antenna.
Preferably, the upper surface of the low-frequency metal seat is provided with a sliding groove, the low-frequency circuit board is connected with the low-frequency metal seat in a sliding mode through the sliding groove, the upper surface of the high-frequency metal seat is provided with a sliding groove, and the high-frequency circuit board is connected with the high-frequency metal seat in a sliding mode through the sliding groove.
Preferably, two clamping grooves are formed in the left side wall and the right side wall of the installation shell, and the sizes of the four clamping grooves are slightly larger than the diameters of the low-frequency spiral antenna and the high-frequency spiral antenna respectively.
Preferably, the low frequency helical antenna with the high frequency helical antenna all adopts quadrifilar helical antenna, and is a plurality of the low frequency helical antenna is that two rows of three columns are evenly installed the left side wall of low frequency circuit board, and is a plurality of the high frequency helical antenna is that two rows of three columns are evenly installed the right side wall of high frequency circuit board.
Preferably, the pressing plate, the locking knob and the threaded rod jointly form four locking devices, and the four locking devices are correspondingly installed on the positions, close to the front side and the rear side above the low-frequency circuit board and the high-frequency circuit board, of the upper surface of the installation shell.
Preferably, a rubber cushion is bonded to the bottom surface of the pressing plate.
The multi-star dual-frequency antenna based on the multi-arm spiral has the beneficial effects that:
according to the invention, the outer side wall of the low-frequency circuit board is provided with the plurality of low-frequency spiral antennas, the outer side wall of the high-frequency circuit board is provided with the plurality of high-frequency spiral antennas, the plurality of low-frequency spiral antennas and the plurality of high-frequency spiral antennas are respectively arranged on the outer side walls of the low-frequency circuit board and the high-frequency circuit board in two rows and three columns, so that the strength of received signals is enhanced by means of the plurality of spiral antenna enhancing devices, the signals are conveniently and stably transmitted, the installation shell is divided into two independent spaces by the insulating partition plate, the low-frequency circuit board and the high-frequency circuit board which.
According to the invention, the low-frequency metal seat and the high-frequency metal seat are respectively arranged on the left side and the right side of the inner bottom surface of the mounting shell, which are close to the insulating partition plate, the low-frequency circuit board and the low-frequency metal seat are in sliding connection through the sliding chute, the high-frequency circuit board and the high-frequency metal seat are in sliding connection through the sliding chute, and the two circuit boards are locked and fixed through the four locking devices arranged on the upper surface of the mounting shell, so that the circuit boards are quickly disassembled and assembled, and the.
Drawings
Fig. 1 is a schematic structural view of a multi-arm spiral-based multi-satellite dual-band antenna according to the present invention;
fig. 2 is a schematic top view of a multi-arm spiral-based multi-satellite dual-band antenna according to the present invention;
fig. 3 is an enlarged structural diagram of a part a in the multi-arm spiral-based multi-star dual-band antenna provided by the invention.
In the figure: the low-frequency circuit board comprises a low-frequency circuit board 1, a low-frequency spiral antenna 2, an end cover 3, a low-frequency metal base 4, a mainboard shell 5, a foot support 6, a main circuit board 7, a high-frequency metal base 8, an insulating partition plate 9, a high-frequency spiral antenna 10, a high-frequency circuit board 11, a pressing plate 12, a locking knob 13, a threaded rod 14 and a mounting shell 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a multi-star dual-frequency antenna based on a multi-arm spiral comprises a main board shell 5, four supporting feet 6 are fixedly mounted at four corners of the bottom surface of the main board shell 5, a main circuit board 7 is fixedly mounted inside the main board shell 5, an installation shell 15 is fixedly mounted on the upper surface of the main board shell 5, two clamping grooves are formed in the left side wall and the right side wall of the installation shell 15, the sizes of the four clamping grooves are slightly larger than the diameters of a low-frequency spiral antenna 2 and a high-frequency spiral antenna 10 respectively, and the low-frequency spiral antenna 2 and the high-frequency spiral antenna 10 can be conveniently.
The last surface mounting of installation shell 15 has threaded rod 14, threaded rod 14 runs through the upper surface of installation shell 15, the upper end fixed mounting of threaded rod 14 has locking knob 13, the lower extreme fixed mounting of threaded rod 14 has clamp plate 12, locking knob 13 and threaded rod 14 constitute locking device jointly, and locking device installs four altogether, four locking device correspond the position department of installing the upper surface of shell 15 near the front and back both sides above low frequency circuit board 1 and high frequency circuit board 11, be convenient for realize the quick assembly disassembly of low frequency circuit board 1 and high frequency circuit board 11 with the help of four locking device.
The bottom surface of clamp plate 12 bonds and has the rubber cushion, with the help of the elasticity of rubber cushion, avoids clamp plate 12 pressure too big, causes the damage to the circuit board.
Front surface mounting of installation shell 15 has end cover 3, the inside intermediate position department fixed mounting of installation shell 15 has insulating barrier 9, low frequency metal base 4 is installed near insulating barrier 9's left side to the inside bottom surface of installation shell 15, the spout has been seted up to the upper surface of low frequency metal base 4, low frequency circuit board 1 passes through spout sliding connection with low frequency metal base 4, the spout has been seted up to the upper surface of high frequency metal base 8, high frequency circuit board 11 passes through spout sliding connection with high frequency metal base 8, be convenient for install low frequency circuit board 1 and high frequency circuit board 11 fast.
Low frequency metal base 4 runs through mainboard shell 5's lower surface, and with main circuit board 7 fixed connection, the last surface mounting of low frequency metal base 4 has low frequency circuit board 1, low frequency circuit board 1's left side wall welded has a plurality of low frequency helical antenna 2, low frequency helical antenna 2 and high frequency helical antenna 10 all adopt four arm helical antenna, and a plurality of low frequency helical antenna 2 are two rows of three columns and evenly install the left side wall at low frequency circuit board 1, a plurality of high frequency helical antenna 10 are two rows of three columns and evenly install the right side wall at high frequency circuit board 11, with the help of a plurality of low frequency helical antenna 2 and a plurality of high frequency helical antenna 10 reinforcing means received signal intensity, the stable conveying of signal of being convenient for.
Low frequency helical antenna 2 runs through the left side wall of installation shell 15, and high frequency metal base 8 is installed near the right side of insulating barrier 9 to the inside bottom surface of installation shell 15, and high frequency metal base 8 runs through the lower surface of mainboard shell 5, and with main circuit board 7 fixed connection, the last surface mounting of high frequency metal base 8 has high frequency circuit board 11, and the right side wall welding of high frequency circuit board 11 has a plurality of high frequency helical antenna 10.
Before the use, install low frequency circuit board 1 that will weld a plurality of low frequency helical antenna 2 inside installation shell 15 along the spout that low frequency metal base 4 upper surface was seted up, until low frequency circuit board 1 holds in installation shell 15 inside completely, then drive threaded rod 14 through rotating locking knob 13 and rotate, thereby promote clamp plate 12 of low frequency circuit board 1 top installation to push down, until clamp plate 12 hugs closely low frequency circuit board 1 upper surface, it is fixed with its locking, later install high frequency circuit board 11 at the upper surface of high frequency metal base 8 and fix according to the same step, at last with end cover 3 joint at installation shell 15 front surface, the installation finishes, insert the antenna into the circuit in use alright, in the use, utilize insulating barrier 9 to separate low frequency circuit board 1 and high frequency circuit board 11, avoid mutual interference, can effectual reinforcing low frequency and high frequency signal's reception intensity with the help of a plurality of low frequency helical antenna 2 and a plurality of high frequency helical antenna 10 simultaneously Thereby making the signal transmission more stable.
The foregoing descriptions of embodiments of the present invention have been presented for purposes of illustration and description. They are not intended to be exhaustive or to limit the invention to the precise forms disclosed, and many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and their practical applications, to thereby enable others skilled in the art to best utilize the invention in various embodiments and with various modifications as are suited to the particular use contemplated. It is, therefore, to be understood that the invention is intended to cover all modifications and equivalents within the scope of the following claims.
Claims (6)
1. A multi-star dual-frequency antenna based on a multi-arm spiral comprises a main board shell and is characterized in that four foot supports are fixedly mounted at four corners of the bottom surface of the main board shell, a main circuit board is fixedly mounted in the main board shell, a mounting shell is fixedly mounted on the upper surface of the main board shell, a threaded rod is mounted on the upper surface of the mounting shell and penetrates through the upper surface of the mounting shell, a locking knob is fixedly mounted at the upper end of the threaded rod, a pressing plate is fixedly mounted at the lower end of the threaded rod, an end cover is mounted on the front surface of the mounting shell, an insulating partition plate is fixedly mounted at the middle position in the mounting shell, a low-frequency metal seat is mounted on the bottom surface of the mounting shell, close to the left side of the insulating partition plate, penetrates through the lower surface of the main board shell and is fixedly connected with, the last surface mounting of low frequency metal holder has the low frequency circuit board, the left side wall welding of low frequency circuit board has a plurality of low frequency helical antenna, low frequency helical antenna runs through the left side wall of installation shell, the inside bottom surface of installation shell is close to the high frequency metal holder is installed on insulating barrier's right side, the high frequency metal holder runs through the lower surface of mainboard shell, and with main circuit board fixed connection, the last surface mounting of high frequency metal holder has the high frequency circuit board, the right side wall welding of high frequency circuit board has a plurality of high frequency helical antenna.
2. The multi-arm spiral-based multi-star dual-band antenna as claimed in claim 1, wherein the upper surface of the low-frequency metal base is provided with a sliding groove, the low-frequency circuit board is slidably connected with the low-frequency metal base through the sliding groove, the upper surface of the high-frequency metal base is provided with a sliding groove, and the high-frequency circuit board is slidably connected with the high-frequency metal base through the sliding groove.
3. The multi-arm spiral-based multi-star dual-band antenna as claimed in claim 1, wherein two slots are formed on each of the left and right side walls of the mounting housing, and the four slots are slightly larger than the diameters of the low-frequency spiral antenna and the high-frequency spiral antenna.
4. The multi-arm spiral-based multi-star dual-band antenna as claimed in claim 1, wherein the low-frequency spiral antenna and the high-frequency spiral antenna are both four-arm spiral antennas, and a plurality of low-frequency spiral antennas are uniformly mounted on the left side wall of the low-frequency circuit board in two rows and three columns, and a plurality of high-frequency spiral antennas are uniformly mounted on the right side wall of the high-frequency circuit board in two rows and three columns.
5. The multi-arm spiral-based multi-star dual-band antenna as claimed in claim 1, wherein the pressing plate, the locking knob and the threaded rod together form four locking devices, and the four locking devices are correspondingly mounted on the upper surface of the mounting housing at positions close to the front side and the rear side above the low-frequency circuit board and the high-frequency circuit board.
6. The multi-arm spiral-based multi-star dual-band antenna as claimed in claim 1, wherein a rubber cushion is bonded to the bottom surface of the pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811164363.3A CN109462032B (en) | 2018-10-10 | 2018-10-10 | Multi-star dual-frequency antenna based on multi-arm spiral |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811164363.3A CN109462032B (en) | 2018-10-10 | 2018-10-10 | Multi-star dual-frequency antenna based on multi-arm spiral |
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| Publication Number | Publication Date |
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| CN109462032A CN109462032A (en) | 2019-03-12 |
| CN109462032B true CN109462032B (en) | 2021-01-12 |
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| CN201811164363.3A Active CN109462032B (en) | 2018-10-10 | 2018-10-10 | Multi-star dual-frequency antenna based on multi-arm spiral |
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| CN109462032A (en) | 2019-03-12 |
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