CN207199827U - Integrated wideband vibrator - Google Patents
Integrated wideband vibrator Download PDFInfo
- Publication number
- CN207199827U CN207199827U CN201721198926.1U CN201721198926U CN207199827U CN 207199827 U CN207199827 U CN 207199827U CN 201721198926 U CN201721198926 U CN 201721198926U CN 207199827 U CN207199827 U CN 207199827U
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- CN
- China
- Prior art keywords
- support arm
- feed
- radiation
- integrated
- vibrator according
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Abstract
It the utility model is related to a kind of integrated wideband vibrator, including reflecting plate and vibrator body, the vibrator body includes oscillator unit and support arm, the bottom of the support arm is installed to the reflecting plate, the oscillator unit includes being looped around two cross one another radiation arms on the support arm top, each radiation arm includes the centrosymmetric radiation fin two on support arm, and the radiation fin is provided with engraved structure.The utility model has the characteristics that the wide convergence of wide frequency band range, high-gain, high-isolation, ripple, simple in construction, is readily produced, cost is low.
Description
【Technical field】
Antenna of mobile communication base station field is the utility model is related to, more particularly, to a kind of integrated wideband vibrator.
【Background technology】
Antenna for base station is the critical component of GSM outdoor cover, all communication systems all be unable to do without antenna this
Individual important antenna-feedback system.With the development of the communications industry, it is desirable to which the frequency band of antenna for base station is more and more wider, so as in multiple systems
Middle compound use, existing oscillator frequency band range have not adapted to these wide band requirements, therefore, it is non-to need a kind of frequency band badly
The oscillator of constant width substitutes conventional narrow frequency vibration.
【Utility model content】
The purpose of this utility model is to overcome the shortcomings of above-mentioned technology, there is provided a kind of wide integrated wideband of frequency band range
Oscillator.
Integrated wideband vibrator provided by the utility model, including reflecting plate and vibrator body, the vibrator body include
Oscillator unit and support arm, the bottom of the support arm are installed to the reflecting plate, and the oscillator unit is described including being looped around
Two cross one another radiation arms on support arm top, each radiation arm include two on the centrosymmetric of support arm
Radiation fin, the radiation fin are provided with engraved structure.
Further, integrated connection is formed by a connection piece between the outer end of the two neighboring radiation fin.
Further, linked together between the inner of the two neighboring radiation fin by media card.
Further, each radiation arm also includes being arranged on the feed bridge above the support arm, two radiation
Mutual dislocation is intersected between the feed bridge of arm.
Further, the both ends of the feed bridge extend a feed tab, the support towards the direction of the reflecting plate respectively
Formed with axial bulge-structure corresponding with the feed tab, the bulge-structure has feed chamber, the feedback for the periphery of arm
Electric piece is placed in the corresponding feed intracavitary so as to form coaxial feed cavity together with bulge-structure.
Further, the coaxial feed cavity of wherein one end of the feed bridge is stretched out outside the bottom of the support arm,
And the coaxial feed cavity electrically connects with a coaxial cable.
Further, the coaxial cable includes cable outer conductor and the cable inner conductor in cable outer conductor,
The cable outer conductor is welded to the bulge-structure of the coaxial feed cavity so as to realize electrical connection, and the cable inner conductor welds
Electrically connected to the feed tab of the coaxial feed cavity so as to realize.
Further, described two radiation arms deflect 180 degree between each other.
Further, the oscillator unit and support arm are formed in one.
Further, the bottom of the support arm is provided with mounting structure for installation into the reflecting plate.
Integrated wideband vibrator of the present utility model has the spies such as the wide convergence of wide frequency band range, high-gain, high-isolation, ripple
Point, and its standing-wave ratio is simple in construction less than 1.5 in 25% frequency band range, is readily produced, cost is low.
【Brief description of the drawings】
Fig. 1 is a kind of schematic top plan view for integrated wideband vibrator that the embodiment of the utility model one provides；
Fig. 2 is the schematic front view of integrated wideband vibrator shown in Fig. 1；
Fig. 3 is vibrator body shown in Fig. 1 and the elevational schematic view of coaxial cable；
Fig. 4 is the schematic perspective view of vibrator body shown in Fig. 1.
【Embodiment】
The utility model will be further described with reference to the accompanying drawings and examples.
Referring to figs. 1 to Fig. 4, a kind of integrated wideband vibrator of the embodiment of the utility model one offer, including reflecting plate 10
And vibrator body.Vibrator body includes oscillator unit 21 and support arm 22.The bottom of support arm 22 be provided with mounting structure 223 (see
Fig. 4), mounting structure 223 is installed to reflecting plate 10 by fastener such as screw, so as to which vibrator body is fixed into reflecting plate
10.Support arm 22 is cylindrical structural.
In the present embodiment, oscillator unit 21 and support arm 22 are formed in one, and simplify assembly process, reduce cost,
Improve productivity effect.
Oscillator unit 21 includes being looped around two cross one another radiation arms 23 on the top of support arm 22.In the present embodiment,
180 degree is mutually deflected between two radiation arms 23, i.e. two radiation arms 23 are mutually orthogonal, and two radiation arms 23 distinguish respective base stations
Two polarization of antenna so that oscillator unit 21 is good etc. with high-gain, high-isolation, the wide convergence of ripple, cross polarization characteristics
Performance.Each radiation arm 23 includes the centrosymmetric radiation fin 231 two on support arm 22.
Radiation fin 231 is provided with engraved structure 232.Engraved structure 232, which serves, expands working frequency broadband, enhanced rad energy
The effect of amount, so as to improve gain, improve and ensure that the cross polarization discrimination of oscillator, horizontal beam width, front and rear ratio, every
From property indices such as degree.In the present embodiment, the shape of radiation fin 231 is square.It is to be appreciated that the shape of radiation fin 231
Can also be close to other shapes such as the fan annulars of 90 degree of central angles.
Integrated connection is formed by a connection piece 233 between the outer end of two neighboring radiation fin 231.Preferably, connect
Part 233 is shaped as " [" shape.Linked together between the inner of two neighboring radiation fin 231 by media card 234, media card
234 gap for fixing between two neighboring radiation fin 231, while oscillator properties can also be ensured to greatest extent
Uniformity and productibility, prevent because die sinking or post-process treatment etc. are deformed so as to cause penalty, uniformity difference etc.
Problem.
Each radiation arm 23 also includes the feed bridge 235 for being arranged on the top of support arm 22.Preferably, feed bridge 235 passes through
Medium member is fixed on the top of support arm 22.Mutual dislocation is intersected between the feed bridge 235 of two radiation arms 23.
The both ends for feeding bridge 235 extend a feed tab 236 towards the direction of reflecting plate 10 respectively.The periphery of support arm 22 is formed
There is axial bulge-structure 221 corresponding with feed tab 236.The top of bulge-structure 221 is concordant with the top of support arm 22.It is convex
Playing structure 221 has feed chamber 222.The cross sectional shape for feeding chamber 22 is circular or square etc..Corresponding to feed tab 236 is placed in
Feed in chamber 222 so as to form the coaxial feed cavity of air dielectric together with bulge-structure 221.
In the present embodiment, the coaxial feed cavity for feeding wherein one end of bridge 235 is stretched out outside the bottom of support arm 22, and
The coaxial feed cavity electrically connects with a coaxial cable 30, so as to realize the feed to whole oscillator unit 21.
Specifically, coaxial cable 30 includes cable outer conductor 31 and the cable inner conductor in cable outer conductor 31
32, cable outer conductor 31 and cable inner conductor 32 are coaxially disposed.Cable outer conductor 31 is welded to the projection of the coaxial feed cavity
Structure 221 electrically connects so as to realize.The groove 234 of cable inner conductor 32 through the bulge-structure 221 of the coaxial feed cavity welds
The feed tab 236 for being connected to coaxial feed cavity electrically connects so as to realize.In this way, two radiation arms 23 of oscillator unit 21 are all logical
The cable outer conductor 31 for crossing coaxial cable 30 is fed, and the feed bridge 235 of two radiation arms 23 is all then by coaxial cable 30
Cable inner conductor 32 is fed, thus can avoid because the internal and external conductor field strength of coaxial cable 30 is inconsistent and caused by balance sex chromosome mosaicism,
And reduce the pad in oscillator assembling, simplify assembly process.
The frequency range of integrated wideband vibrator of the present utility model has non-across 1400MHz (megahertz) -2200MHz
The frequency range of constant width, its standing-wave ratio is less than 1.5 in 25% frequency band range, and properties are very outstanding, while its profile
Size is especially compact, suitable for miniaturization, the design and layout of multi frequency system antenna.The utility model is simple in construction, is easy to raw
Production, assembling.
Above example only expresses preferred embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, such as to each implementation
Different characteristic in example is combined, and these belong to the scope of protection of the utility model.
Claims (10)
1. a kind of integrated wideband vibrator, including reflecting plate and vibrator body, the vibrator body includes oscillator unit and support
Arm, the bottom of the support arm are installed to the reflecting plate, it is characterised in that：The oscillator unit includes being looped around the support
Two cross one another radiation arms on arm top, each radiation arm include the centrosymmetric radiation two on support arm
Piece, the radiation fin are provided with engraved structure.
2. integrated wideband vibrator according to claim 1, it is characterised in that：The outer end of the two neighboring radiation fin it
Between integrated connection formed by a connection piece.
3. integrated wideband vibrator according to claim 1, it is characterised in that：The inner of the two neighboring radiation fin
Between linked together by media card.
4. integrated wideband vibrator according to claim 1, it is characterised in that：Each radiation arm also includes being arranged on
Feed bridge above the support arm, mutual dislocation is intersected between the feed bridge of two radiation arms.
5. integrated wideband vibrator according to claim 4, it is characterised in that：The both ends of the feed bridge are respectively towards described
The direction of reflecting plate extends a feed tab, and the periphery of the support arm is formed with axial raised knot corresponding with the feed tab
Structure, the bulge-structure have feed chamber, the feed tab be placed in corresponding to it is described feed intracavitary so as to bulge-structure one
Play composition coaxial feed cavity.
6. integrated wideband vibrator according to claim 5, it is characterised in that：It is described feed bridge wherein one end it is coaxial
Feed cavity to stretch out outside the bottom of the support arm, and the coaxial feed cavity electrically connects with a coaxial cable.
7. integrated wideband vibrator according to claim 6, it is characterised in that：The coaxial cable includes cable outer conductor
And the cable inner conductor in cable outer conductor, the cable outer conductor are welded to the bulge-structure of the coaxial feed cavity
So as to realize electrical connection, the feed tab that the cable inner conductor is welded to the coaxial feed cavity electrically connects so as to realize.
8. integrated wideband vibrator according to claim 1, it is characterised in that：Described two radiation arms deflect between each other
180 degree.
9. integrated wideband vibrator according to claim 1, it is characterised in that：The oscillator unit and support arm are integrated
Shaping.
10. integrated wideband vibrator according to claim 1, it is characterised in that：The bottom of the support arm is provided with installation
Structure is for installation into the reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198926.1U CN207199827U (en) | 2017-09-19 | 2017-09-19 | Integrated wideband vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198926.1U CN207199827U (en) | 2017-09-19 | 2017-09-19 | Integrated wideband vibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207199827U true CN207199827U (en) | 2018-04-06 |
Family
ID=61789838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721198926.1U Expired - Fee Related CN207199827U (en) | 2017-09-19 | 2017-09-19 | Integrated wideband vibrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207199827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109257070A (en) * | 2018-09-18 | 2019-01-22 | 张淼淼 | A kind of WCDMA wideband integrated radiation device |
-
2017
- 2017-09-19 CN CN201721198926.1U patent/CN207199827U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109257070A (en) * | 2018-09-18 | 2019-01-22 | 张淼淼 | A kind of WCDMA wideband integrated radiation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 |