CN209730153U - A kind of antenna for base station - Google Patents
A kind of antenna for base station Download PDFInfo
- Publication number
- CN209730153U CN209730153U CN201920573503.6U CN201920573503U CN209730153U CN 209730153 U CN209730153 U CN 209730153U CN 201920573503 U CN201920573503 U CN 201920573503U CN 209730153 U CN209730153 U CN 209730153U
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- turn
- antenna
- base station
- reflecting plate
- frequency radiating
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Abstract
The utility model relates to fields of communication technology, disclose a kind of antenna for base station, turnup structure including reflecting plate and on reflecting plate two sides, turnup structure includes the first turn-up portion and the second turn-up portion, one end of first turn-up portion and one end of the second turn-up portion are both connected on reflecting plate, the other end of first turn-up portion extends towards the top of reflecting plate, the other end of second turn-up portion extends towards the lower section of reflecting plate, the electromagnetic wave radiated on non-main lobe direction to effectively absorb antenna for base station, so that the energy of backward radiation is reduced, and then effectively improve the front and back ratio of antenna for base station.
Description
Technical field
The utility model relates to fields of communication technology, more particularly to a kind of antenna for base station.
Background technique
With the deduction of 5G, the demand to message capacity is increasing substantially, and each honeycomb coverage cell is caused to divide
It is smaller and smaller, and communication can be improved in the homogenous frequency signal by inhibiting antenna for base station backward (improving the front and back ratio of antenna for base station)
Capacity.Antenna for base station is equipped with flange generally on the front of reflecting plate, turning on the front by changing reflecting plate general at present
Side structure improves the front and back ratio of antenna for base station, but such scheme is unable to satisfy antenna for base station to front and back than increasing
Demand.
Utility model content
The purpose of the utility model is to provide a kind of antenna for base station, can effectively improve the front and back ratio of antenna for base station.
In order to solve the above-mentioned technical problem, the utility model provides a kind of antenna for base station, including reflecting plate and 2 flange
Structure, one of them described turnup structure are connected on the side of the reflecting plate, another described turnup structure is connected to institute
It states on the other side of reflecting plate；
The turnup structure includes the first turn-up portion and the second turn-up portion, one end of first turn-up portion and described second
One end of turn-up portion is both connected on the reflecting plate, and the other end of first turn-up portion is towards prolonging above the reflecting plate
It stretches, the other end of second turn-up portion extends towards the lower section of the reflecting plate.
Preferably, the front vertical of first turn-up portion and the reflecting plate, second turn-up portion and institute
The back side for stating reflecting plate is vertical.
Preferably, first turn-up portion is connect with second turn-up portion, and first turn-up portion and institute
The junction for stating the second turn-up portion is connected on the reflecting plate.
Preferably, first turn-up portion is an integral molding structure with second turn-up portion.
Preferably, first turn-up portion is equipped with successively spaced protrusion and groove.
Preferably, the front of the antenna for base station is equipped with two groups of radiating curtains, radiating curtain described in two groups point
It is not oppositely arranged with first turn-up portion.
Preferably, the front of the reflecting plate is equipped with metal baffle, and the metal baffle is set to described in two groups
Between radiating curtain.
Preferably, the radiating curtain include multiple low frequency radiating elements, multiple first high frequency radiating elements with
And multiple second high frequency radiating elements, multiple low frequency radiating elements are successively spaced with multiple first high frequency radiating elements
It is arranged, is equipped with second high frequency radiating element in each low frequency radiating element.
Preferably, the two sides of the low frequency radiating element and first high frequency radiating element are respectively equipped with isolation
Plate.
Preferably, the low frequency radiating element includes pedestal, 4 baluns, 4 half-wave dipoles and 4 feed tabs,
The half-wave dipole includes the first radiation arm, the second radiation arm, the first loaded segment and the second loaded segment；
First loaded segment is connected on one end of first radiation arm, and the feed tab is connected to first spoke
It penetrates on the other end of arm, one end of the other end of first radiation arm and second radiation arm is connected to the balun
One end on, on the base, the pedestal is connected on the front of the reflecting plate connection of the other end of the balun, institute
The second loaded segment is stated to be connected on the other end of second radiation arm.
The utility model provides a kind of antenna for base station, the turnup structure including reflecting plate and on reflecting plate two sides,
Turnup structure includes the first turn-up portion and the second turn-up portion, and one end of one end of the first turn-up portion and the second turn-up portion is both connected to
On reflecting plate, the other end of the first turn-up portion extends towards the top of reflecting plate, and the other end of the second turn-up portion is towards under reflecting plate
Fang Yanshen, so that the electromagnetic wave radiated on the non-main lobe direction of antenna for base station is effectively absorbed, so that the energy of backward radiation subtracts
It is few, and then effectively improve the front and back ratio of antenna for base station.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the antenna for base station in the utility model embodiment；
Fig. 2 is the structural schematic diagram of another angle of the antenna for base station in the utility model embodiment；
Fig. 3 is the structural schematic diagram of the antenna for base station comprising radiating curtain in the utility model embodiment；
Fig. 4 is the structural schematic diagram of the low frequency radiating element in the utility model embodiment；
Wherein, 1, reflecting plate；2, turnup structure；21, the first turn-up portion；211, raised；212, groove；22, the second flange
Portion；3, radiating curtain；4, low frequency radiating element；41, pedestal；42, balun；43, half-wave dipole；431, the first radiation arm；432,
Second radiation arm；433, the first loaded segment；434, the second loaded segment；44, feed tab；5, the first high frequency radiating element；6, second
High frequency radiating element；7, metal baffle；8, isolation board.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the explanation of the utility model, the description of the orientation such as upper, lower, left, right, front and rear and top and bottom is all
It is defined for Fig. 3, when the modes of emplacement of antenna for base station changes, corresponding orientation and top and bottom
Description will also change according to the change of modes of emplacement, and this will not be repeated here for the utility model.
In conjunction with shown in Fig. 1 to Fig. 3, a kind of antenna for base station of the preferred embodiment in the utility model, including reflecting plate 1 and 2
A turnup structure 2, one of them described turnup structure 2 are connected on the side of the reflecting plate 1, another described turnup structure
2 are connected on the other side of the reflecting plate 1；
The turnup structure 2 include the first turn-up portion 21 and the second turn-up portion 22, one end of first turn-up portion 21 and
One end of second turn-up portion 22 is both connected on the reflecting plate 1, and the other end of first turn-up portion 21 is towards described anti-
The top for penetrating plate 1 extends, and the other end of second turn-up portion 22 extends towards the lower section of the reflecting plate 1.
In the utility model embodiment, it is all connected with by one end of the first turn-up portion 21 and one end of the second turn-up portion 22
On reflecting plate 1, the other end of the first turn-up portion 21 extends towards the top of reflecting plate 1, and the other end of the second turn-up portion 22 is towards anti-
The lower section for penetrating plate 1 extends, so that the electromagnetic wave radiated on the non-main lobe direction of antenna for base station is effectively absorbed, so that backward radiation
Energy reduce, and then effectively improve the front and back ratio of antenna for base station.
In conjunction with shown in Fig. 1 to Fig. 3, in order to be further reduced antenna for base station backward radiation energy, in the present embodiment
The front vertical of first turn-up portion 21 and the reflecting plate 1, second turn-up portion 22 and the back side of the reflecting plate 1 are hung down
Directly.
In conjunction with shown in Fig. 1 to Fig. 3, in order to simplify design, to reduce cost, first turn-up portion 21 is turned over described second
Edge 22 connects, and the junction of first turn-up portion 21 and second turn-up portion 22 is connected on the reflecting plate 1, institute
The first turn-up portion 21 is stated to be an integral molding structure with second turn-up portion 22.Certainly, first turn-up portion 21 and described the
Two turn-up portions 22 are also possible to independent 2 structures, do not do more repeat herein.
In the utility model embodiment, for the ease of adjusting the radiation characteristic of the antenna for base station, in the present embodiment
First turn-up portion 21 is equipped with successively spaced raised 211 and groove 212, by first turn-up portion 21
The protrusion 211 being successively spaced and groove 212 are set, to adjust the height of first turn-up portion 21, so as to adjust the base station
The front and back ratio characteristic and directional diagram lobe width of antenna, and then the radiation characteristic of the antenna for base station is adjusted, make the base station day
Line can satisfy multiband work, while reduce front face area.In addition, in specific implementation, it can be to first turn-up portion
21 height, length are adjusted, to adapt to compare index request before and after the antenna for base station.
It please refers to shown in Fig. 3, the front of the antenna for base station is equipped with two groups of radiating curtains 3, radiating curtain 3 described in two groups
It is oppositely arranged respectively with first turn-up portion 21, the front of the reflecting plate 1 is equipped with metal baffle 7, the metal baffle 7
Between radiating curtain 3 described in two groups, radiating curtain 3 described in two groups is symmetrical relative to the metal plate, radiates described in every group
Array 3 include multiple low frequency radiating elements 4, multiple first high frequency radiating elements 5 and multiple second high frequency radiating elements 6,
Multiple low frequency radiating elements 4 are successively spaced setting, each low frequency radiation with multiple first high frequency radiating elements 5
Second high frequency radiating element 6 is equipped in unit 4, in the present embodiment, the quantity of the low frequency radiating element 4,
The quantity of first high frequency radiating element 5, the quantity of second high frequency radiating element 6 are respectively 4, the low frequency radiation
The two sides of unit 4 and first high frequency radiating element 5 are respectively equipped with isolation board 8.By between the radiating curtain 3 described in two groups
The metal baffle 7 is set, institute is respectively set in the two sides of the low frequency radiating element 4 and first high frequency radiating element 5
Isolation board 8 is stated, in order to the radiation characteristic of radiating curtain 3 described in adjusting two groups.
It please refers to shown in Fig. 4, the low frequency radiating element 4 includes the balun 42,4 of pedestal 41,4 half-wave dipole 43 and 4
A feed tab 44, the half-wave dipole 43 include the first radiation arm 431, the second radiation arm 432, the first loaded segment 433 and second
Loaded segment 434；First loaded segment 433 is connected on one end of first radiation arm 431, and the feed tab 44 is connected to
On the other end of first radiation arm 431, the one of the other end of first radiation arm 431 and second radiation arm 432
End is connected on one end of the balun 42, and the other end of the balun 42 is connected on the pedestal 41, the pedestal
41 are connected on the front of the reflecting plate 1, and second loaded segment 434 is connected to the other end of second radiation arm 432
On.In addition, first loaded segment 433 is L-type structure or I type structure, second loaded segment 434 is L-type structure or I type knot
Structure, 4 half-wave dipoles 43 are arranged in parallel with the pedestal 41, first radiation arm 431 and second radiation arm 432
Between form 90 degree of angles, 4 half-wave dipoles 43 surround rectangular configuration；The pedestal 41 can be circular ring shape, frame type
Or other polygonized structures, the pedestal 41 are equipped with the screw hole for being mounted on the reflecting plate 1.
To sum up, the utility model embodiment provides a kind of antenna for base station, including reflecting plate 1 and is set to 1 two sides of reflecting plate
On turnup structure 2, turnup structure 2 includes the first turn-up portion 21 and the second turn-up portion 22, one end of the first turn-up portion 21 and the
One end of two turn-up portions 22 is both connected on reflecting plate 1, and the other end of the first turn-up portion 21 extends towards the top of reflecting plate 1, the
The other end of two turn-up portions 22 extends towards the lower section of reflecting plate 1, to effectively absorb spoke on the non-main lobe direction of antenna for base station
The electromagnetic wave penetrated so that the energy of backward radiation is reduced, and then effectively improves the front and back ratio of antenna for base station；In addition, passing through
Extend the flange below the antenna for base station, enable electric current by publicly coupling, to further reach raising front and back ratio
Purpose, while not will increase front face area, and the base station antenna configuration is simple, it is easy to accomplish so that manufacturing cost is low
It is honest and clean；In addition, the antenna for base station covering frequency range is wide, therefore design has versatility, does not need to be determined for each money antenna for base station
System, greatly reduces cost.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (10)
1. a kind of antenna for base station, which is characterized in that including reflecting plate and 2 turnup structures, one of them described turnup structure
It is connected on the side of the reflecting plate, another described turnup structure is connected on the other side of the reflecting plate；
The turnup structure includes the first turn-up portion and the second turn-up portion, one end of first turn-up portion and second flange
The one end in portion is both connected on the reflecting plate, and the other end of first turn-up portion extends towards the top of the reflecting plate, institute
The other end for stating the second turn-up portion extends towards the lower section of the reflecting plate.
2. antenna for base station as described in claim 1, which is characterized in that hang down in the front of first turn-up portion and the reflecting plate
Directly, second turn-up portion is vertical with the back side of the reflecting plate.
3. antenna for base station as described in claim 1, which is characterized in that first turn-up portion and second turn-up portion connect
It connects, and the junction of first turn-up portion and second turn-up portion is connected on the reflecting plate.
4. antenna for base station as claimed in claim 3, which is characterized in that first turn-up portion is one with second turn-up portion
Forming structure.
5. antenna for base station as described in claim 1, which is characterized in that first turn-up portion is equipped with successively spaced
Protrusion and groove.
6. antenna for base station as described in any one in claim 1-5, which is characterized in that the front of the antenna for base station is equipped with two
Group radiating curtain, radiating curtain described in two groups are oppositely arranged with first turn-up portion respectively.
7. antenna for base station as claimed in claim 6, which is characterized in that the front of the reflecting plate is equipped with metal baffle, institute
Metal baffle is stated between radiating curtain described in two groups.
8. antenna for base station as claimed in claim 6, which is characterized in that the radiating curtain include multiple low frequency radiating elements,
Multiple first high frequency radiating elements and multiple second high frequency radiating elements, multiple low frequency radiating elements and multiple described the
One high frequency radiating element is successively spaced setting, and the second high frequency radiation list is equipped in each low frequency radiating element
Member.
9. antenna for base station as claimed in claim 8, which is characterized in that the low frequency radiating element and first high frequency radiation
The two sides of unit are respectively equipped with isolation board.
10. antenna for base station as claimed in claim 8, which is characterized in that the low frequency radiating element include pedestal, 4 baluns,
4 half-wave dipoles and 4 feed tabs, the half-wave dipole include the first radiation arm, the second radiation arm, the first loaded segment and second
Loaded segment；
First loaded segment is connected on one end of first radiation arm, and the feed tab is connected to first radiation arm
The other end on, one end of the other end of first radiation arm and second radiation arm is connected to the one of the balun
On end, on the base, the pedestal is connected on the front of the reflecting plate connection of the other end of the balun, and described the
Two loaded segments are connected on the other end of second radiation arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573503.6U CN209730153U (en) | 2019-04-23 | 2019-04-23 | A kind of antenna for base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573503.6U CN209730153U (en) | 2019-04-23 | 2019-04-23 | A kind of antenna for base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209730153U true CN209730153U (en) | 2019-12-03 |
Family
ID=68673091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920573503.6U Active CN209730153U (en) | 2019-04-23 | 2019-04-23 | A kind of antenna for base station |
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| Country | Link |
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| CN (1) | CN209730153U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111555031A (en) * | 2020-06-02 | 2020-08-18 | 江苏泰科微通讯科技有限公司 | Compact two-low four-high ultra-wideband multi-port base station antenna |
| CN112864626A (en) * | 2020-12-31 | 2021-05-28 | 京信通信技术(广州)有限公司 | Base station, multi-frequency antenna and boundary conditions thereof |
| CN113764898A (en) * | 2020-06-01 | 2021-12-07 | 华为技术有限公司 | Reflecting device for base station antenna and base station antenna |
| CN117477236A (en) * | 2023-12-25 | 2024-01-30 | 佛山市粤海信通讯有限公司 | Antenna with frequency selective reflection structure |
-
2019
- 2019-04-23 CN CN201920573503.6U patent/CN209730153U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764898A (en) * | 2020-06-01 | 2021-12-07 | 华为技术有限公司 | Reflecting device for base station antenna and base station antenna |
| CN111555031A (en) * | 2020-06-02 | 2020-08-18 | 江苏泰科微通讯科技有限公司 | Compact two-low four-high ultra-wideband multi-port base station antenna |
| CN112864626A (en) * | 2020-12-31 | 2021-05-28 | 京信通信技术(广州)有限公司 | Base station, multi-frequency antenna and boundary conditions thereof |
| CN117477236A (en) * | 2023-12-25 | 2024-01-30 | 佛山市粤海信通讯有限公司 | Antenna with frequency selective reflection structure |
| CN117477236B (en) * | 2023-12-25 | 2024-03-19 | 佛山市粤海信通讯有限公司 | Antenna with frequency selective reflection structure |
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