CN107946749A - A kind of symmetrical dipole type omnidirectional antenna - Google Patents
A kind of symmetrical dipole type omnidirectional antenna Download PDFInfo
- Publication number
- CN107946749A CN107946749A CN201711383176.XA CN201711383176A CN107946749A CN 107946749 A CN107946749 A CN 107946749A CN 201711383176 A CN201711383176 A CN 201711383176A CN 107946749 A CN107946749 A CN 107946749A
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- China
- Prior art keywords
- lining pipe
- internal lining
- radiant tube
- connector
- symmetrical dipole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of symmetrical dipole type omnidirectional antenna, including fixing sleeve and some symmetrical dipoles arranged successively；Symmetrical dipole includes insulated column, the first internal lining pipe, the first radiant tube, the first connector, the second internal lining pipe, the second radiant tube and the second connector；Any second internal lining pipe of symmetrical dipole is connected with the first internal lining pipe of adjacent symmetric oscillator, and the second internal lining pipe of first symmetrical dipole is connected with connector；Coaxial cable core wire is successively through inside the second internal lining pipe, inside the through hole of insulated column and the first internal lining pipe, through some symmetrical dipoles, and the end of coaxial cable core wire inner wire is electrically connected with the first connector of last symmetrical dipole.This antenna structure is simple, expansibility is good, bandwidth, directional diagram circularity are good；High gain, size is small, and same gain can be done shorter；Design direction figure electrical tilt angle can be facilitated；Can DC earthing, there is lightning protection function.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of symmetrical dipole type omnidirectional antenna.
Background technology
In order to improve the gain of omnidirectional antenna, it is necessary to increase the quantity of oscillator, so as to add the length of antenna, length of antenna
Degree is longer, and transport and installation difficulty are bigger, and cost is also high, it is important to the increase of length, equivalent constructions Intensity Design
Antenna, the reliability such as its wind resistance can drastically decline.
Existing antenna, some uses cross feed scheme, but its directional diagram out-of-roundness is poor, and gain is low, narrow bandwidth, long
Degree length；Some antennas use and present scheme, but its is complicated；Some antennas use micro-strip scheme, but its out-of-roundness is poor,
In order to adjust out-of-roundness, to increase many extra designs, add product cost and complexity.
The content of the invention
The purpose of the present invention is overcome above-mentioned the deficiencies in the prior art, there is provided a kind of symmetrical dipole type omnidirectional antenna.
The present invention is achieved through the following technical solutions：A kind of symmetrical dipole type omnidirectional antenna, including connector and
Some symmetrical dipoles arranged successively；The symmetrical dipole includes the first oscillator arms, the interior insulated column equipped with through hole, the second oscillator
Arm；First oscillator arms include the first internal lining pipe, the first radiant tube and the first company for being embedded in first end part of radiant tube
Fitting, first internal lining pipe are arranged in first radiant tube and connect with first connector；Second oscillator
Arm includes the second internal lining pipe, the second radiant tube and the second connector for being embedded in second end part of radiant tube, in described second
Bushing pipe is arranged in second radiant tube and connects with second connector；First connector is connected with described second
Part is inserted in the both sides of the insulated column respectively；First internal lining pipe and the second internal lining pipe are made of metal material and are set to be hollow
Meter, the second internal lining pipe of any symmetrical dipole are connected with the first internal lining pipe of adjacent symmetric oscillator, and the second of first symmetrical dipole
Internal lining pipe is connected with the connector；Further include coaxial cable core wire；The coaxial cable core wire is successively through second liner
Inside pipe, the through hole of the insulated column and first internal lining pipe, through some symmetrical dipoles, and the coaxial cable core wire
The end of inner wire is electrically connected with first connector of last symmetrical dipole.
The through hole opens up along the insulated column axial plane center and runs through two sides, and the middle part of the insulated column, which is surround, to be set
Step is equipped with, first connector is touched in the two sides of the step respectively with second connector.The platform of insulated column
Rank can avoid the first oscillator arms and the second oscillator arm contact and have insulation performance, so as to form a pair of of oscillator.
First internal lining pipe, the second internal lining pipe, the first radiant tube and the second radiant tube are central symmetry pipe；First spoke
Pipe and the second radiant tube are penetrated by being made of metal material.
The first liner pipe outside diameter and the first radiant tube inscribed circle are coaxial, and first internal lining pipe with it is described
The diameter ratio of first radiant tube is 1:2~1:3.5.
Medium is filled with space between first internal lining pipe and first radiant tube.
The second liner pipe outside diameter and the second radiant tube inscribed circle are coaxial, and second internal lining pipe with it is described
The diameter ratio of second radiant tube is 1:2~1:3.5.
Air or other media are filled with space between second internal lining pipe and second radiant tube.
During several described symmetrical dipole group battle arrays, second internal lining pipe of first internal lining pipe and adjacent symmetric oscillator
Form global design.
The symmetrical dipole is additionally provided with parasitic patch, and the parasitic patch is connected with any oscillator arms in the symmetrical dipole,
Its other end is arranged on around another oscillator arms but does not contact the oscillator arms.
The adapter uplifting window, the first internal lining pipe upper shed, will lead in the coaxial cable core wire at windowing
Body introduces the outer surface that the conductor that one end is 1/4 λ wavelength lengths accesses the first internal lining pipe opening, and λ is the wavelength of antenna；
The adapter is additionally provided with the sheet metal for will be sealed at windowing.Adapter opens a window, for internal lining pipe after reinforced cut-out
Intensity；The inner wire of coaxial cable core wire is connected with the outer surface of the first internal lining pipe, for short circuit, realizes DC earthing.
It is compared with the prior art, the advantage of the invention is that：This antenna structure is simple, expansibility is good, bandwidth, direction
Figure circularity is good；High gain, size is small, and same gain can be done shorter；Design direction figure electrical tilt angle can be facilitated；Can
DC earthing, has lightning protection function.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention；
Fig. 2 disassembles the structure decomposition figure after outer cover for the embodiment of the present invention；
Fig. 3 removes the structure diagram after outer cover for the embodiment of the present invention；
Fig. 4 is the profile of Fig. 3 cuttings in the axial direction；
Fig. 5 is the partial enlarged view at A in Fig. 4；
Fig. 6 is the structure diagram of another angle of Fig. 4；
Fig. 7 is the structure diagram that the embodiment of the present invention removes another direction after outer cover；
Fig. 8 is the partial enlarged view at B in Fig. 7；
Fig. 9 removes the structure diagram after connector mounting base for Fig. 8.
Reference numeral implication in figure：1st, connector；2nd, connector mounting base；3rd, adapter；4th, fixing sleeve；5th, outer cover；6、
Head cover；7th, coaxial cable core wire；71st, inner wire；8th, insulated column；81st, step；9th, the first internal lining pipe；10th, the first radiant tube；11、
First connector；12nd, the second internal lining pipe；13rd, the second radiant tube；14th, the second connector；15th, parasitic patch.
Embodiment
Present disclosure is described in further details with reference to the accompanying drawings and detailed description.
Embodiment
It is a kind of symmetrical dipole type omnidirectional antenna refering to Fig. 1 to Fig. 9, including connector 1, the company for installs connector 1
Connect device mounting base 2, adapter 3, fixing sleeve 4, outer cover 5, head cover 6, coaxial cable core wire 7 and it is some arrange successively it is symmetrical
Oscillator；One end of coaxial cable core wire 7 is worn in connector mounting base 2, its other end passes through adapter 3, symmetrical dipole；Connection
Device mounting base 2 is set in fixing sleeve 4；5 one end of outer cover is inserted in fixing sleeve 4, its other end head cover 6 seals；It is some symmetrical
Oscillator is connected in turn in 5 inner space of outer cover along coaxial cable core wire 7；Symmetrical dipole includes the first oscillator arms, interior be equipped with is led to
The insulated column 8 in hole, the second oscillator arms；First oscillator arms include the first internal lining pipe 9, the first radiant tube 10 and are embedded in the first radiation
First connector 11 of 10 end of pipe, the first internal lining pipe 9 are arranged in the first radiant tube 10 and connect with the first connector 11；The
Two oscillator arms include the second internal lining pipe 12, the second radiant tube 13 and the second connector 14 for being embedded in 13 end of the second radiant tube,
Second internal lining pipe 12 is arranged in the second radiant tube 13 and connects with the second connector 14；First connector 11 and the second connector
14 are inserted in the both sides of insulated column 8 respectively；First internal lining pipe 9 and the second internal lining pipe 12 are made of metal material and are hollow design,
Any second internal lining pipe 12 of symmetrical dipole is connected with the first internal lining pipe 9 of adjacent symmetric oscillator, and the second of first symmetrical dipole
Internal lining pipe 12 is connected with the connector 1；Coaxial cable core wire 7 is successively through the second internal lining pipe 12, the through hole of insulated column 8 and
Inside one internal lining pipe 9, symmetrically shake with last through the end of some symmetrical dipoles, and 7 inner wire 71 of coaxial cable core wire
First connector 11 of son is electrically connected.
Through hole opens up along 8 axial plane center of insulated column and runs through two sides, and the middle part of insulated column 8 is surrounded with step
81, the first connector 11 is touched in the two sides of step 81 respectively with the second connector 14.The step 81 of insulated column 8 can avoid
One oscillator arms and the second oscillator arm contact and there is insulation performance, so as to form a pair of of oscillator.
First internal lining pipe 9, the second internal lining pipe 12, the first radiant tube 10 and the second radiant tube 13 are central symmetry pipe；The
One radiant tube 10 and the second radiant tube 13 of metal material by being made.
First internal lining pipe, 9 outside diameter and 10 inscribed circle of the first radiant tube are coaxial, and the first internal lining pipe 9 and the first radiant tube 10
Diameter ratio be 1:2~1:3.5.
Air or other media are filled with space between first internal lining pipe 9 and the first radiant tube 10.
Second internal lining pipe, 12 outside diameter and 13 inscribed circle of the second radiant tube are coaxial, and the second internal lining pipe 12 and the second radiant tube
13 diameter ratio is 1:2~1:3.5.
Medium is filled with space between second internal lining pipe 12 and the second radiant tube 13.
During several symmetrical dipole group battle arrays, the second internal lining pipe 12 of the first internal lining pipe 9 and adjacent symmetric oscillator forms entirety
Design.
Symmetrical dipole is additionally provided with parasitic patch 15, and parasitic patch 15 is connected with any oscillator arms in symmetrical dipole, its other end
It is arranged on around another oscillator arms but does not contact the oscillator arms.
3 uplifting window of adapter, 12 upper shed of the second internal lining pipe, introduces the inner wire 71 of coaxial cable core wire 7 at windowing
One end accesses the outer surface of 12 opening of the second internal lining pipe for the conductor of 1/4 λ wavelength lengths, and λ is the wavelength of antenna；Adapter 3
It is additionally provided with the sheet metal for will be sealed at windowing.Adapter 3 opens a window, the intensity for internal lining pipe after reinforced cut-out；Coaxially
The inner wire 71 of cable core 7 is connected with the outer surface of the second internal lining pipe 12, for short circuit, realizes DC earthing.
In the present embodiment, the first internal lining pipe 9 and the second internal lining pipe 12 are equivalent to the outer conductor of feeder, the first internal lining pipe
9 and second internal lining pipe 12 it is necessarily hollow, hollow inside is provided with cored wire, one end and the connector 1 of cored wire inner wire 71
The inner wire 71 for locating coaxial cable core wire 7 is connected, and then, coaxial cable core wire 7 penetrates adapter 3, the of symmetrical dipole successively
One internal lining pipe 9, the second internal lining pipe 12, finally, 7 inner wire 71 (equivalent to the inner wire 71 of feeder) of coaxial cable core wire
End is electrically connected with the second connector 14 of last symmetrical dipole, and in the present embodiment, converter is provided with two, and one turns
Connect device 3 with 3 mounting base of adapter to connect, another is coaxial adatpter 3, and adapter 3 is connected with 1 outer conductor of coaxial connector.
Connector mounting base 2 is provided with several holes position, and connector mounting base 2 is connected with fixing sleeve 4.
Above-listed detailed description is illustrating for possible embodiments of the present invention, which simultaneously is not used to limit this hair
Bright the scope of the claims, all equivalence enforcements or change without departing from carried out by the present invention, are intended to be limited solely by the scope of the claims of this case.
Claims (10)
- A kind of 1. symmetrical dipole type omnidirectional antenna, it is characterised in that：Including connector (1) and it is some arrange successively symmetrical shake Son；The symmetrical dipole includes the first oscillator arms, the interior insulated column (8) equipped with through hole, the second oscillator arms；First oscillator arms Including the first internal lining pipe (9), the first radiant tube (10) and the first connector for being embedded in the first radiant tube (10) end (11), first internal lining pipe (9) is arranged in first radiant tube (10) and connects with first connector (11)；Institute Stating the second oscillator arms includes the second internal lining pipe (12), the second radiant tube (13) and is embedded in the second radiant tube (13) end Second connector (14), second internal lining pipe (12) be arranged in second radiant tube (13) and with second connector (14) connect；First connector (11) is inserted in the both sides of the insulated column (8) with second connector (14) respectively；Institute State the first internal lining pipe (9) and the second internal lining pipe (12) to be made of metal material and be hollow design, the second of any symmetrical dipole Internal lining pipe (12) is connected with the first internal lining pipe (9) of adjacent symmetric oscillator, the second internal lining pipe (12) of first symmetrical dipole and institute Connector (1) is stated to be connected；Further include coaxial cable core wire (7)；The coaxial cable core wire (7) is successively through second internal lining pipe (12) through hole and first internal lining pipe (9) of internal, described insulated column (8) are internal, through some symmetrical dipoles, and it is described The end of coaxial cable core wire (7) inner wire (71) is electrically connected with first connector (11) of last symmetrical dipole.
- 2. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：The through hole is along the insulated column (8) axial plane center opens up and runs through two sides, is surrounded with step (81) in the middle part of the insulated column (8), and described first Connector (11) is touched in the two sides of the step (81) respectively with second connector (14).
- 3. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：First internal lining pipe (9), second Internal lining pipe (12), the first radiant tube (10) and the second radiant tube (13) are central symmetry pipe；First radiant tube (10) and Second radiant tube (13) of metal material by being made.
- 4. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：First internal lining pipe (9) outside diameter It is coaxial with the first radiant tube (10) inscribed circle, and first internal lining pipe (9) and first radiant tube (10) is straight The ratio between footpath is 1:2~1:3.5.
- 5. symmetrical dipole type omnidirectional antenna according to claim 4, it is characterised in that：First internal lining pipe (9) and institute State in the space between the first radiant tube (10) and be filled with medium.
- 6. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：Second internal lining pipe (12) outside diameter It is coaxial with the second radiant tube (13) inscribed circle, and second internal lining pipe (12) and second radiant tube (13) is straight The ratio between footpath is 1:2~1:3.5.
- 7. symmetrical dipole type omnidirectional antenna according to claim 6, it is characterised in that：Second internal lining pipe (12) and institute State and air or other media are filled with the space between the second radiant tube (13).
- 8. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：Several described symmetrical dipole group battle arrays When, first internal lining pipe (9) and second internal lining pipe (12) of adjacent symmetric oscillator form global design.
- 9. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：The symmetrical dipole, which is additionally provided with, to be posted Raw cook (15), the parasitic patch (15) are connected with any oscillator arms in the symmetrical dipole, its other end is arranged on another oscillator Around arm but do not contact the oscillator arms.
- 10. symmetrical dipole type omnidirectional antenna according to claim 1, it is characterised in that：Adapter (3) uplifting window, Second internal lining pipe (12) upper shed, it is 1/4 that the inner wire (71) of the coaxial cable core wire (7) is introduced one end at windowing The conductor of λ wavelength lengths accesses the outer surface of the second internal lining pipe (12) opening, and λ is the wavelength of antenna；The adapter (3) it is additionally provided with the sheet metal for will be sealed at windowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383176.XA CN107946749A (en) | 2017-12-20 | 2017-12-20 | A kind of symmetrical dipole type omnidirectional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383176.XA CN107946749A (en) | 2017-12-20 | 2017-12-20 | A kind of symmetrical dipole type omnidirectional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946749A true CN107946749A (en) | 2018-04-20 |
Family
ID=61941947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383176.XA Pending CN107946749A (en) | 2017-12-20 | 2017-12-20 | A kind of symmetrical dipole type omnidirectional antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946749A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786945A (en) * | 2019-03-18 | 2019-05-21 | 西安电子科技大学 | A kind of low section vertical polarization unmanned plane antenna |
Citations (6)
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|---|---|---|---|---|
| US4369449A (en) * | 1981-06-01 | 1983-01-18 | Macdougall James B | Linearly polarized omnidirectional antenna |
| US20120044119A1 (en) * | 2010-08-20 | 2012-02-23 | Harris Corporation | Biconical dipole antenna including choke assemblies and related methods |
| CN103107413A (en) * | 2013-01-15 | 2013-05-15 | 佛山市粤海信通讯有限公司 | Vertical polarization unit and dual polarization omnidirectional antenna |
| CN203826544U (en) * | 2014-04-23 | 2014-09-10 | 王洪洋 | Double-frequency WiFi sleeve antenna |
| CN204257807U (en) * | 2014-11-11 | 2015-04-08 | 北京偶极通信设备有限责任公司 | Base station configuration antenna in upright arrangement |
| CN207800898U (en) * | 2017-12-20 | 2018-08-31 | 佛山科新锘通讯有限公司 | A kind of symmetrical dipole type omnidirectional antenna |
-
2017
- 2017-12-20 CN CN201711383176.XA patent/CN107946749A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4369449A (en) * | 1981-06-01 | 1983-01-18 | Macdougall James B | Linearly polarized omnidirectional antenna |
| US20120044119A1 (en) * | 2010-08-20 | 2012-02-23 | Harris Corporation | Biconical dipole antenna including choke assemblies and related methods |
| CN103107413A (en) * | 2013-01-15 | 2013-05-15 | 佛山市粤海信通讯有限公司 | Vertical polarization unit and dual polarization omnidirectional antenna |
| CN203826544U (en) * | 2014-04-23 | 2014-09-10 | 王洪洋 | Double-frequency WiFi sleeve antenna |
| CN204257807U (en) * | 2014-11-11 | 2015-04-08 | 北京偶极通信设备有限责任公司 | Base station configuration antenna in upright arrangement |
| CN207800898U (en) * | 2017-12-20 | 2018-08-31 | 佛山科新锘通讯有限公司 | A kind of symmetrical dipole type omnidirectional antenna |
Non-Patent Citations (1)
| Title |
|---|
| 吴荣远;黄武装;: "一种新颖的宽带高增益车载全向天线", 中国电子科学研究院学报, no. 03 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786945A (en) * | 2019-03-18 | 2019-05-21 | 西安电子科技大学 | A kind of low section vertical polarization unmanned plane antenna |
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