CN207852937U - A kind of shortwave annular logarithm antenna - Google Patents
A kind of shortwave annular logarithm antenna Download PDFInfo
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- CN207852937U CN207852937U CN201820233739.0U CN201820233739U CN207852937U CN 207852937 U CN207852937 U CN 207852937U CN 201820233739 U CN201820233739 U CN 201820233739U CN 207852937 U CN207852937 U CN 207852937U
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- antenna
- girder
- shortwave
- annular
- logarithm
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Abstract
The utility model discloses a kind of shortwave annular logarithm antennas, including：Antenna tower body；Antenna girder mounted on antenna tower body top；Feed element on antenna girder and antenna radiator；The antenna radiator includes：It is mounted on multigroup vibrator component of different sizes on the antenna girder according to size order and a certain proportion of interval；Every group of vibrator component include：Two Intermediate insulators being fixedly mounted on the antenna girder；It is symmetricly set on two U-shaped oscillator pipes of described two Intermediate insulator both sides；Wherein, two connectors of the every U-shaped oscillator pipe are located at two ends of antenna girder homonymy with described two Intermediate insulators and connect respectively.The utility model can realize short-wave antenna miniaturization, high-gain, the broadband and convenient purpose of erection, and can ensure the efficient communication of medium and long distance.
Description
Technical field
The utility model is related to short-wave antenna technical field more particularly to a kind of shortwave annular logarithm antennas.
Background technology
Short-wave antenna is a kind of indispensable signal radiation, receiving device.Traditional log-periodic antenna is remote in one kind
Distance communication antenna, radiator are horizontally installed to by the sequence of size from small to large on girder, and girder is supported by tower body, are used
Bright feeder line feed.Antenna floor space is larger, sets up complicated.Under conditions of transmitter power is constant, in order to ensure farther out
Communication distance, nearly hundred square metres of floor space, about 1 ton of weight, and installation erection is more complex, seriously by the current society of urbanization
Meeting substantially increases difficulty of construction and construction cost, constrains the selection and application of traditional log-periodic antenna.
Invention content
The purpose of this utility model is exactly that it is right to provide a kind of shortwave annular in order to overcome the above-mentioned problems of the prior art
A couple of days line can ensure medium and long distance, it can be achieved that short-wave antenna miniaturization, high-gain, broadband and set up convenient purpose
Efficient communication.
In order to realize the above-mentioned purpose of the utility model, following technical scheme is provided：
A kind of shortwave annular logarithm antenna, including：Antenna tower body；Antenna girder mounted on antenna tower body top；Installation
Feed element on antenna girder and antenna radiator；The antenna radiator includes：According to size order and certain ratio
The interval of example is mounted on multigroup vibrator component of different sizes on the antenna girder；Every group of vibrator component include：Gu
Two Intermediate insulators of the Dingan County on the antenna girder；It is symmetricly set on two of described two Intermediate insulator both sides
U-shaped oscillator pipe；Wherein, two connectors of the every U-shaped oscillator pipe are located at antenna master with described two Intermediate insulators respectively
Two ends of beam homonymy connect.
Preferably, be mounted on radiator support plate on the every U-shaped oscillator pipe, and every piece of radiator support plate with
The center line of the antenna girder is equidistantly positioned.
Preferably, the heteropleural U-shaped oscillator pipe interconnection of two adjacent groups vibrator component；And the U-shaped oscillator pipe being connected
One end is connected by parallel assembly line, and the other end is in open-circuit condition.
Preferably, the homonymy U-shaped oscillator pipe insulation of two adjacent groups vibrator component, and two U-shapeds of every group of vibrator component shake
Sub- pipe insulation.
Preferably, the feed element includes：Shell；It is placed in the multiple magnetic overlapped in the shell and up and down
Ring；Respectively on the multiple magnet ring row around more higher temperature lines.
Preferably, the antenna tower body and antenna girder are made of stainless steel tube.
Preferably, the U-shaped oscillator pipe is made of high conductivity aluminum alloy materials.
Preferably, the Intermediate insulator and radiator support plate are made of epoxide resin material.
Preferably, the shell of the feed element is cast using aluminium alloy.
The beneficial effects of the utility model embody in the following areas：
The antenna radiator of the utility model is on the basis of to table structure, using equivalent symmetrical dipole structure design, with
Traditional log-periodic antenna is compared, smaller, and erection is easier；The utility model is used to table structure, passes through space electric field
Superposition makes antenna have the features such as high-gain, broadband, directional diagram is stablized；The antenna radiator of the utility model is flat with ground
Row, is approximately omnidirectional's characteristic on the horizontal plane of low-frequency range, is directional characteristic on the horizontal plane of high band；The utility model is real
Showed short-wave antenna miniaturization, take up an area less, high-gain, that installation is set up is convenient, cost-effective, can effective guarantee medium and long distance it is logical
Letter.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model shortwave annular logarithm antenna；
Fig. 2 is the vertical view of the antenna radiator of the utility model；
Fig. 3 is the connection diagram of the antenna radiator of the utility model；
Fig. 4 is the electrical schematic diagram of the feed element of the utility model.
Reference sign：1- feed elements；2- lightning rods；3- antenna radiators；4- epimerite；5- antenna girders；6- days
Transmission tower body；7- standard knots；8- door frames；9- retarders；10- pallets；The pre-buried pedestals of 11-；12- bracing wires；The pre-buried earth anchors of 13-；14- is same
Axis feeder；15-U shape oscillator pipes；16- Intermediate insulators；17- radiator support plates；18- higher temperature lines；19- magnet rings.
Specific implementation mode
The utility model provides a kind of shortwave annular logarithm antenna, be a kind of miniaturization, high-gain hf wideband antenna,
Suitable in fixed station application.
The utility model is described in detail with reference to the accompanying drawings and examples.
As illustrated in fig. 1 and 2, the present embodiment provides a kind of shortwave annular logarithm antennas, including：Antenna tower body 6；Mounted on day
The antenna body on 6 top of transmission tower body.Wherein, antenna body includes：Antenna girder 5 on antenna tower body 6；Mounted on antenna master
Feed element 1 on beam 5 and antenna radiator 3.Wherein, feed element 1 connects antenna radiator 3, and passes through coaxial feeder 14
Connect radio station.
Specifically, the antenna radiator 3 of the present embodiment includes：It is mounted on according to size order and a certain proportion of interval
Three groups of vibrator components of different sizes on antenna girder 5.Wherein, the structure type of three groups of vibrator components is identical, every group of oscillator
Component includes：Two Intermediate insulators 16 being fixedly mounted on antenna girder 5；It is symmetricly set on two 16 liang of Intermediate insulators
Two U-shaped oscillator pipes 15 of side；Wherein, two connectors of every U-shaped oscillator pipe 15 are located at two Intermediate insulators 16 respectively
Two ends of 5 homonymy of antenna girder connect, i.e., two connectors with every U-shaped oscillator pipe are connected to two intermediate insulations
The same end of part 16.
As shown in Fig. 2, radiator support plate 17 is mounted on every U-shaped oscillator pipe 15, and every piece of radiator support plate
17 center line with antenna girder 5 is equidistantly positioned.
In a preferred embodiment, 5 length of antenna girder is 5660mm, a height of 12000mm of frame.Between U-shaped oscillator pipe 15 from
It is small to the spacing being arranged in order greatly be respectively 1840mm, 1510mm；15 maximum length of U-shaped oscillator pipe is 13800mm, every group of oscillator
The width dimensions of component are 770mm.Every U-shaped oscillator pipe 15 is installing radiator at 5 center line 4000mm of antenna girder
Support plate 17.
As shown in figure 3,15 interconnection of heteropleural U-shaped oscillator pipe of two adjacent groups vibrator component；And the U-shaped oscillator being connected
One end of pipe 15 is connected by parallel assembly line, and the other end is in open-circuit condition.In the present embodiment, every U-shaped oscillator pipe 15 with
U-shaped oscillator pipe 15 positioned at its offside insulate (i.e. with two U-shaped oscillator pipes 15 insulation of group), and two adjacent groups vibrator component
Homonymy U-shaped oscillator pipe 15 insulate.
Specifically as shown in figure 3, thering is one end of three U-shaped oscillator pipes 15 to be identified as the ends A in three groups of vibrator components, the other end is opened
Road；One end of other three U-shaped oscillators pipe 15 is identified as the ends B, other end open circuit.Three U-shaped oscillator pipes 15 with the ends A mark
Adjacent heteropleural arrangement successively, and the ends A are linked together by parallel assembly line, i.e., A-A-A is connected；Three with the ends B mark
The adjacent heteropleural arrangement successively of root U-shaped oscillator pipe 15, and the ends B are linked together by parallel assembly line, i.e., B-B-B is connected.Most
Two short U-shaped oscillator pipes 15 are connect by conducting wire with feed element 1 respectively, wherein the ends A of shortest U-shaped oscillator pipe 15
Connect a points of feed element 1, the b points of the ends the B connection feed element 1 of shortest other U-shaped oscillator pipe 15, feed element 1
C points pass through coaxial feeder 14 connect radio station.As shown in Figure 1, coaxial feeder 14 after connecting feed element 1 first along antenna girder
5 horizontal bindings, turn (clearance circle is determined by the model of coaxial feeder) in the position close to 5 center of antenna girder, then
It is bound perpendicular to the ground along antenna tower body 6.
It is formed as shown in Figure 1, the antenna tower body 6 of the present embodiment saves the section standard knot 7 of epimerite 4 and 20 by 1 set of door frame 8,1.Its
In, standard knot 7 is connected between door frame 8 and epimerite 4.The antenna total weight of the present embodiment is about 560kg, and it is door frame most to recombinate part
The weight of 8, weight 58.5kg, standard knot 7 are 12.3kg.
Wherein, door frame 8 is fixed by pre-buried pedestal 11.Antenna girder 5 is mounted on epimerite 4.Wherein, installation in door frame 8
There are pallet 10 and the retarder 9 for driving pallet 10 to move up and down.Erect a television antenna tower body 6 when, epimerite 4 is first placed on door frame
On pallet 10 in 8, the handle for shaking retarder 9 promotes pallet 10, when 10 terrain clearance of pallet is more than 7 height of standard knot,
4 lower part of epimerite is fixed temporarily using 3 bolts, then shake retarder handle to reduce pallet 10；One section standard knot 7 is placed on door
On frame inner pallet 10, promoting pallet makes the upper column head of the standard knot 7 inject in the lower column tube of epimerite 4 and lock fastening bolt, pulls out
Except 3 bolts for being fixed temporarily epimerite, pallet is promoted；It repeats the above steps, is sequentially completed lifting and the group of remaining standard knot 7
Dress.By being fixed on 4 bracing wires, the 12 stabilized antenna tower body 6 of pre-buried earth anchor 13, it is finally completed the erection of antenna tower body 6.This reality
The antenna installation for applying example is easy, safe and reliable, is not required to additional lifting equipment, the installation of antenna tower body 6 can be completed in minimum two people
It sets up.
Coaxial feeder 14 often stretches a section standard knot 7 and binds one section, until day when being bound perpendicular to the ground along antenna tower body 6
Transmission tower body 6, which is set up, to be completed.
As shown in Figure 1, the antenna tower body top of the present embodiment sets lightning rod 2, it is connected with the earth by antenna tower body 6
It connects, has the function that lightning stroke charge of releasing, ground resistance meet national standard, there is lightning protection Electricity Functional.
The feed element 1 of the present embodiment includes：Shell；Two magnet rings 19 that are placed in the housing and overlapping up and down；
Respectively on two magnet rings 19 row around two higher temperature lines 18.Before winding higher temperature line, first two about 19 magnet rings are overlapped,
It is arranged respectively on the magnet ring being overlapped up and down again around two higher temperature lines 18.Fig. 4 is feed element electrical schematic diagram, and connection is completed by figure.
The antenna tower body 6, antenna girder 5 and lightning rod 2 of the present embodiment are made of stainless steel tube.U-shaped oscillator pipe 15 is adopted
It is made of high conductivity aluminum alloy materials.Intermediate insulator 16 and radiator support plate 17 are made of epoxide resin material.Feedback
The shell of electric unit 1 is cast using aluminium alloy.
Although above-mentioned elaborate the utility model, the utility model is without being limited thereto, the skill of the art
Art personnel can be modified with principle according to the present utility model, therefore, all according to the various of the principles of the present invention progress
Modification all should be understood as falling into the scope of protection of the utility model.
Claims (9)
1. a kind of shortwave annular logarithm antenna, including：Antenna tower body；Antenna girder mounted on antenna tower body top；It is mounted on
Feed element on antenna girder and antenna radiator；The antenna radiator includes：According to size order and certain proportion
Interval be mounted on the antenna girder on multigroup vibrator component of different sizes；It is characterized in that,
Every group of vibrator component include：
Two Intermediate insulators being fixedly mounted on the antenna girder；
It is symmetricly set on two U-shaped oscillator pipes of described two Intermediate insulator both sides；
Wherein, two connectors of the every U-shaped oscillator pipe are located at antenna girder homonymy with described two Intermediate insulators respectively
Two ends connection.
2. shortwave annular logarithm antenna according to claim 1, which is characterized in that the every U-shaped oscillator Guan Shangjun peaces
Equipped with radiator support plate, and center line of the every piece of radiator support plate with the antenna girder is equidistantly positioned.
3. shortwave annular logarithm antenna according to claim 2, which is characterized in that the heteropleural U of two adjacent groups vibrator component
Shape oscillator pipe interconnection；And the one end for the U-shaped oscillator pipe being connected is connected by parallel assembly line, the other end is in open circuit shape
State.
4. shortwave annular logarithm antenna according to claim 3, which is characterized in that the homonymy U of two adjacent groups vibrator component
Shape oscillator pipe insulation, and two U-shaped oscillator pipe insulations of every group of vibrator component.
5. shortwave annular logarithm antenna according to claim 4, which is characterized in that the feed element includes：
Shell；
It is placed in the multiple magnet rings overlapped in the shell and up and down；
Respectively on the multiple magnet ring row around more higher temperature lines.
6. shortwave annular logarithm antenna according to claim 1, which is characterized in that the antenna tower body and antenna girder are adopted
It is made of stainless steel tube.
7. shortwave annular logarithm antenna according to claim 4, which is characterized in that the U-shaped oscillator pipe is using highly conductive
Property aluminum alloy materials are made.
8. shortwave annular logarithm antenna according to claim 2, which is characterized in that the Intermediate insulator and radiator branch
Fagging is made of epoxide resin material.
9. shortwave annular logarithm antenna according to claim 5, which is characterized in that the shell of the feed element uses aluminium
Alloy casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233739.0U CN207852937U (en) | 2018-02-09 | 2018-02-09 | A kind of shortwave annular logarithm antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233739.0U CN207852937U (en) | 2018-02-09 | 2018-02-09 | A kind of shortwave annular logarithm antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852937U true CN207852937U (en) | 2018-09-11 |
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ID=63408370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820233739.0U Active CN207852937U (en) | 2018-02-09 | 2018-02-09 | A kind of shortwave annular logarithm antenna |
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| CN (1) | CN207852937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216862A (en) * | 2018-10-24 | 2019-01-15 | 北京无线电测量研究所 | A kind of support construction and folded array antenna assembly |
-
2018
- 2018-02-09 CN CN201820233739.0U patent/CN207852937U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216862A (en) * | 2018-10-24 | 2019-01-15 | 北京无线电测量研究所 | A kind of support construction and folded array antenna assembly |
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