CN206148609U - Base station antenna - Google Patents
Base station antenna Download PDFInfo
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- CN206148609U CN206148609U CN201621026563.9U CN201621026563U CN206148609U CN 206148609 U CN206148609 U CN 206148609U CN 201621026563 U CN201621026563 U CN 201621026563U CN 206148609 U CN206148609 U CN 206148609U
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- radiating element
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Abstract
The utility model relates to a base station antenna, including the reflecting plate, be equipped with two low -frequency radiation unit row on the reflecting plate, through add low -frequency radiation unit row between two low -frequency radiation unit row, the low -frequency radiation unit row of addding divide into two sections and organize the battle array with two other low -frequency radiation unit row respectively, because the skew low frequency radiation array axis that belongs to separately of the elementary section of addding, make the directional diagram horizontal plane half -power beam width of corresponding low frequency radiation array contract, thereby improve the discrete condition of the miniaturized base station antenna low frequency array beam of biserial. Satisfy under the condition of index in low frequency radiation array performance, partly high frequency radiating element can inlay and adorn in low frequency radiating element to reduce the influence of low -frequency radiation unit to high frequency radiating element radiation characteristic.
Description
Technical field
The utility model belongs to mobile communication technology field, and in particular to a kind of antenna for base station, more particularly to one kind can change
The constringent antenna for base station of kind wave beam.
Background technology
At present, it is typically mutual with low frequency radiating element using high frequency radiating element in small-sized coaxial biserial antenna for base station
Nested mode forms two radiation unit rows, and on the one hand this structure causes low frequency radiating element to radiate high frequency radiating element
Characteristic is impacted, and on the other hand, there is a problem of that low frequency radiation array beamses are not restrained.
Utility model content
The utility model embodiment is related to a kind of antenna for base station, can at least solve the segmental defect of prior art.
The utility model embodiment is related to a kind of antenna for base station, including reflecting plate, and being arranged in parallel on the reflecting plate has
First low frequency radiating element row, the second low frequency radiating element row and the 3rd low frequency radiating element row；The first low frequency radiation list
Unit's row include multiple first low frequency radiating elements that coaxial line is arranged successively with second low frequency radiating element row；Described
Three low frequency radiating elements row are located between first low frequency radiating element row and second low frequency radiating element row, including two
Individual elementary section, each elementary section includes at least one second low frequency radiating elements, and each second low frequency radiating element is total to
Axis is arranged successively；Along each unit row bearing of trend, wherein before elementary section described in is arranged positioned at first low frequency radiating element
Side and with the first low frequency radiating element row group formation into a low frequency radiation array；Another elementary section is located at described second
Into a low frequency radiation array on rear side of low frequency radiating element row and with the second low frequency radiating element row group formation.
Used as one of embodiment, the antenna for base station also includes two high frequency radiation arrays, high frequency radiation array described in two
Include multiple high frequency radiating elements that coaxial line is arranged successively, wherein the axis of high frequency radiation array described in one and described first
The dead in line of low frequency radiating element row, what axis and second low frequency radiating element of another high frequency radiation array were arranged
Dead in line.
Used as one of embodiment, in each high frequency radiation array, at least partly the high frequency radiating element is flush-mounted in
In first low frequency radiating element of respective column.
It is two neighboring to be flush-mounted in first low frequency radiation in each high frequency radiation array as one of embodiment
There are one or more described high frequency radiating elements between high frequency radiating element in unit.
Used as one of embodiment, mutually nested first low frequency radiating element is with the high frequency radiating element described
Orthographic projection on reflecting plate is mutually misaligned.
As one of embodiment, each institute in the first low frequency radiating element row and second low frequency radiating element row
State the equidistant coaxial line arrangement of the first low frequency radiating element and spacing is d, along each unit row bearing of trend, elementary section described in two
Respectively a group battle array is carried out with corresponding low frequency radiating element spacing of the row in n*d, wherein, n ＞ 1.
As one of embodiment, each radiating element and the second low frequency radiation list of the first low frequency radiating element row
Each radiating element dislocation arrangement of unit's row.
As one of embodiment, formed between the first low frequency radiating element row and second low frequency radiating element row
There is isolation boundary, elementary section described in two is respectively arranged on the two ends of the isolation boundary.
Used as one of embodiment, the isolation boundary includes two first boundary plates and the two the second boundary plates being arranged in parallel,
The second boundary plate is respectively positioned on described in two between first boundary plates described in two, and the top of the second boundary plate is above described in two described in two
The top of the first boundary plates.
Used as one of embodiment, second low frequency radiating element is bowl-shape oscillator, cross-shaped oscillator or PCB oscillators.
The utility model embodiment at least has the advantages that：By setting up one between two low frequency radiating elements row
Individual low frequency radiating element row, the low frequency radiating element row set up be divided into two sections and respectively with other two low frequency radiating elements row group
Battle array, because the elementary section set up deviates the low frequency radiation array axis being each located so that the direction of corresponding low frequency radiation array
Figure horizontal plane half-power beam width shrinks, the situation discrete so as to improve biserial miniaturization antenna for base station low frequency array wave beam.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
A kind of structural representation of two low frequency radiation arrays that Fig. 1 is provided for the utility model embodiment；
Another kind of structural representation of two low frequency radiation arrays that Fig. 2 is provided for the utility model embodiment；
A kind of structural representation of the antenna for base station that Fig. 3 is provided for the utility model embodiment；
Another kind of structural representation of the antenna for base station that Fig. 4 is provided for the utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment for being obtained, belongs to the scope of the utility model protection.
Such as Fig. 1-Fig. 4, the utility model embodiment provides a kind of antenna for base station, including reflecting plate 1, in the reflecting plate 1
On be arranged in parallel have the first low frequency radiating element row, the second low frequency radiating element row and the 3rd low frequency radiating element row；Described
One low frequency radiating element is arranged includes multiple first low frequency spokes that coaxial line is arranged successively with second low frequency radiating element row
Penetrate unit 2；The 3rd low frequency radiating element row are arranged and the second low frequency radiation list positioned at first low frequency radiating element
Between unit's row, including two elementary sections, each elementary section includes at least one second low frequency radiating elements 3, each described the
The coaxial line of two low frequency radiating element 3 is arranged successively；Along each unit row bearing of trend, wherein elementary section described in is located at described first
Into a low frequency radiation array on front side of low frequency radiating element row and with the first low frequency radiating element row group formation；Another list
First section is located at second low frequency radiating element row rear side and with the second low frequency radiating element row group formation into a low frequency spoke
Penetrate array.Because the elementary section set up deviates the low frequency radiation array axis being each located so that corresponding low frequency radiation array
Directional diagram horizontal plane half-power beam width shrinks, the feelings discrete so as to improve biserial miniaturization antenna for base station low frequency array wave beam
Condition.Wherein, each first low frequency radiating element 2 in the first low frequency radiating element row is equidistantly arranged and spacing is a, and second is low
Equidistantly arrangement and spacing are b to each first low frequency radiating element 2 in radio-frequency radiation cell columns, each second in each elementary section
Low frequency radiating element 3 is equidistantly arranged and spacing is c；Above-mentioned spacing a, spacing b and spacing c are preferably equal, are defined as d.
Further, along each unit row bearing of trend, elementary section described in two is in respectively the spacing of n*d with corresponding low frequency radiating element row
A group battle array is carried out, wherein, the integral multiple of n ＞ 1, as d；In the present embodiment, n=1 or 2 can obtain preferably group battle array effect.
Further, such as Fig. 3-Fig. 4, above-mentioned antenna for base station also includes two high frequency radiation arrays, high frequency radiation described in two
Array includes multiple high frequency radiating elements 4 that coaxial line is arranged successively, wherein the axis of high frequency radiation array described in one and institute
State the dead in line of the first low frequency radiating element row, axis and the second low frequency radiation list of another high frequency radiation array
The dead in line of unit's row.In the present embodiment, set up elementary section based on above-mentioned employing is carried out with existing biserial low frequency radiating element
The structure of group battle array, in the case where low frequency radiation array performance can meet index, the high frequency radiating element 4 of a part can be without embedding
Loaded in low frequency radiating element, i.e.,：In each high frequency radiation array, at least partly the high frequency radiating element 4 is flush-mounted in
In first low frequency radiating element 2 of respective column.This structure can reduce low frequency radiating element and high frequency radiating element 4 is radiated
The impact of characteristic, effectively improves the service behaviour of this antenna for base station；As shown in Figure 3 and Figure 4, said structure also causes high frequency radiation
The border of array arranges more flexible, effectively reduces the interference between high frequency radiation array and low frequency radiation array.Further,
Such as Fig. 3 and Fig. 4, in each high frequency radiation array, the two neighboring high frequency being flush-mounted in first low frequency radiating element 2
There are one or more described high frequency radiating elements 4 between radiating element 4.Usually, need to meet in said structure setting up procedure：Phase
Mutually orthographic projection of the first nested low frequency radiating element 2 with high frequency radiating element 4 on reflecting plate 1 is mutually misaligned, i.e. the high frequency
Orthographic projection of the radiating element 4 on reflecting plate 1 is located in the range of the orthographic projection of the first low frequency radiating element 2 on reflecting plate 1.
Such as Fig. 1-Fig. 4, be formed between the first low frequency radiating element row and second low frequency radiating element row every
From border, elementary section described in two is respectively arranged on the two ends of the isolation boundary.In the present embodiment, the isolation boundary and the first low frequency
Radiation unit row and the second low frequency radiating element row are parallel, and the distance of the low frequency radiating element of distance two row is identical；The isolation
Border be preferably along reflecting plate 1 medial axis arrange (with each unit row bearing of trend as the length direction of reflecting plate 1, this is anti-
The medial axis for penetrating plate 1 are the axis of symmetry parallel with its length direction).In the present embodiment, above-mentioned two elementary section is only wrapped
Second low frequency radiating element 3 is included, along each unit row bearing of trend, two second low frequency radiating element 3 is located at respectively should be every
The both sides before and after border, and arrange with the distance group battle array of d or 2d with corresponding low frequency radiating element；Such as Fig. 1 and Fig. 2, this enforcement
The second low frequency radiating element 3 and the low frequency radiating element being located on the right side of the isolation boundary in example, on front side of the isolation boundary
Row group battle array, the second low frequency radiating element 3 on rear side of the isolation boundary then with the low frequency radiation on the left of the isolation boundary
Cell columns group battle array.Such as Fig. 1-Fig. 4, above-mentioned isolation boundary can effectively prevent from being disturbed between the radiating element of its both sides, and it is wrapped
Two first boundary plates 51 and two the second boundary plates 52 being arranged in parallel are included, the second boundary plate 52 is respectively positioned on first described in two described in two
Between boundary plates 51, the top of the second boundary plate 52 described in two is above the top of the first boundary plates 51 described in two.
Such as Fig. 1 and Fig. 2, each described first low frequency radiating element 2 and described second of the first low frequency radiating element row
Each described first low frequency radiating element 2 of the low frequency radiating element row arrangement that can misplace can not also misplace arrangement；The present embodiment
In, the structure of dislocation arrangement, the effect with corresponding second low frequency radiating element, 3 groups of battle arrays are preferably arranged using two low frequency radiating elements
More preferably, the interference effect between two row low frequency radiating elements is also relatively reduced for fruit.
Such as Fig. 3 and Fig. 4, in the present embodiment, the structure situation of second low frequency radiating element 3 can have various, such as may be used
Think bowl-shape oscillator, cross-shaped oscillator or PCB oscillators etc..
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of antenna for base station, including reflecting plate, it is characterised in that：Being arranged in parallel on the reflecting plate has the first low frequency radiation
Cell columns, the second low frequency radiating element row and the 3rd low frequency radiating element row；
First low frequency radiating element arrange with second low frequency radiating element row include coaxial line arrange successively it is multiple
First low frequency radiating element；
The 3rd low frequency radiating element row are arranged and second low frequency radiating element row positioned at first low frequency radiating element
Between, including two elementary sections, each elementary section includes at least one second low frequency radiating elements, each second low frequency
Radiating element coaxial line is arranged successively；
Along each unit row bearing of trend, wherein elementary section described in be located at first low frequency radiating element row front side and with it is described
First low frequency radiating element row group formation is into a low frequency radiation array；Another elementary section is located at the second low frequency radiation list
Into a low frequency radiation array on rear side of unit's row and with the second low frequency radiating element row group formation.
2. antenna for base station as claimed in claim 1, it is characterised in that：The antenna for base station also includes two high frequency radiation battle arrays
Row, high frequency radiation array described in two includes multiple high frequency radiating elements that coaxial line is arranged successively, wherein high frequency spoke described in
Penetrate the dead in line that the axis of array is arranged with first low frequency radiating element, the axis of another high frequency radiation array and institute
State the dead in line of the second low frequency radiating element row.
3. antenna for base station as claimed in claim 2, it is characterised in that：In each high frequency radiation array, at least part of institute
State high frequency radiating element to be flush-mounted in first low frequency radiating element of respective column.
4. antenna for base station as claimed in claim 3, it is characterised in that：It is two neighboring embedding in each high frequency radiation array
Loaded on there is one or more described high frequency radiating elements between the high frequency radiating element in first low frequency radiating element.
5. antenna for base station as claimed in claim 3, it is characterised in that：Mutually nested first low frequency radiating element and institute
State orthographic projection of the high frequency radiating element on the reflecting plate mutually misaligned.
6. antenna for base station as claimed in claim 1, it is characterised in that：First low frequency radiating element row and described second low
The equidistant coaxial line of each described first low frequency radiating element in radio-frequency radiation cell columns is arranged and spacing is d, along each unit row
Bearing of trend, elementary section described in two carries out a group battle array with corresponding low frequency radiating element spacing of the row in n*d respectively, wherein, n ＞ 1.
7. antenna for base station as claimed in claim 1, it is characterised in that：Each radiating element of the first low frequency radiating element row
With each radiating element dislocation arrangement of second low frequency radiating element row.
8. antenna for base station as claimed in claim 1, it is characterised in that：First low frequency radiating element arranges low with described second
Isolation boundary is formed between radio-frequency radiation cell columns, elementary section described in two is respectively arranged on the two ends of the isolation boundary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026563.9U CN206148609U (en) | 2016-08-31 | 2016-08-31 | Base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026563.9U CN206148609U (en) | 2016-08-31 | 2016-08-31 | Base station antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206148609U true CN206148609U (en) | 2017-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621026563.9U Active CN206148609U (en) | 2016-08-31 | 2016-08-31 | Base station antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN206148609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129601A (en) * | 2016-08-31 | 2016-11-16 | 广东通宇通讯股份有限公司 | Antenna for base station |
-
2016
- 2016-08-31 CN CN201621026563.9U patent/CN206148609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129601A (en) * | 2016-08-31 | 2016-11-16 | 广东通宇通讯股份有限公司 | Antenna for base station |
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