CN208690472U - A kind of low section small base station antenna applied to indoor ceiling - Google Patents
A kind of low section small base station antenna applied to indoor ceiling Download PDFInfo
- Publication number
- CN208690472U CN208690472U CN201821425098.5U CN201821425098U CN208690472U CN 208690472 U CN208690472 U CN 208690472U CN 201821425098 U CN201821425098 U CN 201821425098U CN 208690472 U CN208690472 U CN 208690472U
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- CN
- China
- Prior art keywords
- metal
- column
- feed post
- base station
- indoor ceiling
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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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Abstract
The utility model discloses a kind of low section small base station antennas applied to indoor ceiling, including metal floor, the metal band of column, metal feed post and Metal Supported piece, metal floor is layed in indoor ceiling, metal feed post and the metal band of column are coaxially fixed on metal floor surface, and it is electrically connected with metal floor holding, metal band of column coaxial sleeve is set to metal feed post outer ring, a stair-stepping coaxial feeder is constituted with metal feed post, metal feed post is higher than the metal band of column, Metal Supported piece is fixed on the top of metal feed post, and it is electrically connected with metal feed post holding；Feed port is equipped between metal feed post and the metal band of column.The characteristics of the utility model has structure simple, low section, and impedance matching is good and tilt adjustable section, covering frequency range is complete.
Description
Technical field
The utility model relates to antenna technical field, the small-sized base of specifically a kind of low section applied to indoor ceiling
Station antenna.
Background technique
Recent years, with the rapid development of mobile communication field, have the smartwatch of data connection function, bracelet,
Smart phone and tablet computer large area are universal, and play an important role in people's daily life.
But when these equipment for having data connection function are brought into interior, due to the building branch of armored concrete
The influence of support structure and remaining diffraction, reflectance factor, the signal level that device antenna can receive are greatly lowered, and data connect
Junctor, which is tested, to be greatly lowered, it is therefore necessary to small base station antenna is disposed at the top of ceiling, indoors to enhance indoor covering
Effect.
Summary of the invention
The purpose of this utility model is in view of the deficiency of the prior art, to provide a kind of applied to indoor ceiling
Low section small base station antenna.
The purpose of this utility model is achieved through the following technical solutions:
A kind of low section small base station antenna applied to indoor ceiling, including the feedback of metal floor, the metal band of column, metal
Electric column and Metal Supported piece, the metal floor are layed in indoor ceiling, and the metal feed post and the metal band of column are coaxial
It is fixed on the metal floor surface, and is electrically connected with metal floor holding, the metal band of column coaxial sleeve is set to described
Metal feed post outer ring constitutes a stair-stepping coaxial feeder with metal feed post, and the metal feed post is higher than the gold
Belong to the band of column, the Metal Supported piece is fixed on the top of the metal feed post, and is electrically connected with metal feed post holding；It is described
Feed port is equipped between metal feed post and the metal band of column.
In the further design scheme of the utility model, it is short that the periphery of above-mentioned Metal Supported piece is symmetrically evenly equipped with four metals
Route, the other end of short circuit metal thin slice are fastened on the metal floor, protect metal disk and metal circular floor
Hold short circuit.
In the further design scheme of the utility model, above-mentioned short circuit metal line selection sheet metal, wire, metal column
Or any one of metal strip.
In the further design scheme of the utility model, the shape of above-mentioned metal floor is round, rectangular, rectangle or ellipse
Any one of circle.
In the further design scheme of the utility model, the shape of the above-mentioned metal band of column is cylinder ring, Q-RING, rectangle
Any one of ring or vesica piscis.
In the further design scheme of the utility model, the shape of above-mentioned metal feed post is circular columns, square column, rectangular
Any one of shape column or ovallized column.
In the further design scheme of the utility model, the shape of above-mentioned Metal Supported piece is circular piece, square plate, rectangular
Any one of shape piece or ellipse slice.
The utility model have it is following prominent the utility model has the advantages that
The low section small base station antenna applied to indoor ceiling of the utility model has structure simple, low section,
The characteristics of impedance matching is good and tilt adjustable section, cover 2G, 3G, 4G and newest 3.3 ~ 3.6 GHz, 4.8 ~
The low frequency 5G mobile communication frequency range of 5.0 GHz.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of low section small base station antenna in embodiment；
Fig. 2 is the side view of low section small base station antenna in embodiment；
Fig. 3 is the top view of low section small base station antenna in embodiment；
Fig. 4 is the size marking schematic diagram of low section small base station antenna in embodiment；
Fig. 5 is the analogous diagram of the voltage standing wave ratio VSWR of low section small base station antenna in embodiment；
Fig. 6 be in embodiment low section small base station antenna in the vertical of 1.9GHz, 2.6GHz, 3.5GHz and 4.9GHz
Face (φ=0 °) polar coordinates directional diagram；
Fig. 7 be in embodiment low section small base station antenna in the vertical of 1.9GHz, 2.6GHz, 3.5GHz and 4.9GHz
Face (φ=45 °) polar coordinates directional diagram；
Fig. 8 is maximum actual gain difference φ angle of the low section small base station antenna at vertical plane θ=120 ° in embodiment
Spend the variation diagram with frequency；
In figure, 1- metal floor, the 2- metal band of column, 3- metal feed post, 4- Metal Supported piece, 5- short circuit metal line, 6-
Feed port.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Embodiment 1
Referring to attached drawing 1-4, a kind of low section small base station antenna applied to indoor ceiling, including metal floor 1, gold
Belong to the band of column 2, metal feed post 3 and Metal Supported piece 4, the shape of metal floor 1 is in round, rectangular, rectangle or ellipse
It is any, in the present embodiment metal floor 1 be circle, the mm of radius rg=150；The shape of the metal band of column 2 is cylinder ring, side
Any one of shape ring, rectangle ring or vesica piscis, in the present embodiment the shape of the metal band of column 2 be cylinder ring, outer diameter r=
11 mm, thickness w=5.25 mm, height h=10 mm；The shape of metal feed post 3 is circular columns, square column, rectangle column
Or any one of ovallized column, the shape of metal feed post 3 is circular columns, diameter d=5 of circular columns in the present embodiment
Mm, height hp=19 mm；The shape of Metal Supported piece 4 is any in circular piece, square plate, rectangular pieces or ellipse slice
Kind, the shape of Metal Supported piece 4 is circular piece, circular piece diameter p=45 mm in the present embodiment；Short circuit metal line 5 selects gold
Belong to any one of thin slice, wire, metal column or metal strip, selects sheet metal, gold in the present embodiment for short circuit metal line 5
Belong to radius of curvature R=19 mm of thin slice.
Metal floor 1 is layed in indoor ceiling, and metal feed post 3 and the metal band of column 2 are coaxially fixed on metal floor 1
Surface, and be electrically connected with the holding of metal floor 1,2 coaxial sleeve of the metal band of column is set to 3 outer ring of metal feed post, with metal feed post 3
A stair-stepping coaxial feeder is constituted, metal feed post 3 is higher than the metal band of column 2, and Metal Supported piece 4 is fixed on metal feed post
3 top, and be electrically connected with the holding of metal feed post 3；The periphery of Metal Supported piece 4 is symmetrically evenly equipped with four short circuit metal lines 5,
The other end of short circuit metal thin slice is fastened on metal floor 1, and metal disk and metal circular floor is made to keep short circuit.Gold
Belong to and is equipped with feed port 6 between feeder pillar 3 and the metal band of column 2.
The antenna for base station of the utility model fully meets the following four as the antenna for base station for being applied to indoor ceiling
Condition:
1, low section.I.e. base station antenna height must be very low, does not cause the influence of aesthetic after being close to ceiling.
2, Broadband Matching.I.e. antenna for base station must have Broadband Matching feature, and completely cover 2G, 3G, 4G and newest
Each frequency range of 5G communication
3, omnidirectional radiation.In order to guarantee that all users experience in the data connection of different orientations, antenna for base station must be
Each working frequency range all has the directional diagram of omnidirectional radiation.
4, beam tilt.Since antenna for base station is located at the top of ceiling, antenna is in the condition for guaranteeing omnidirectional radiation
There must be the inclination of certain angle, downwards down to guarantee the good covering of indoor user.
The analogous diagram of antenna for base station voltage standing wave ratio VSWR is as shown in Figure 5.As shown, voltage standing wave ratio VSWR < 2
Range covers 1.78-3.65 GHz and 4.05-5.75 GHz.
Attached drawing 6 is that antenna for base station is sat in vertical plane (φ=0 °) pole of 1.9GHz, 2.6GHz, 3.5GHz and 4.9GHz
Directional diagram is marked, Fig. 7 is antenna for base station at vertical plane (φ=45 °) right angle of 1.9GHz, 2.6GHz, 3.5GHz and 4.9GHz
Coordinate direction figure.It is emulation actual gain in Fig. 6 and Fig. 7, that is, the gain after considering matching.As can be seen that the impedance of antenna
Coupling bandwidth is very wide, and is all omnidirectional radiation diagonally downward in all working frequency range, and cover 2G, 3G, 4G with
And the 5G mobile communication frequency range of newest 3.3 ~ 3.6 GHz, 4.8 ~ 5.0 GHz.Increase in addition, maximum of the antenna in θ=120 ° is practical
Benefit is as shown in Figure 8 with frequency variation diagram.It may be seen that antenna is in each difference φ angle and working frequency section from figure
Inside all it is able to maintain good actual gain.
It is the preferred embodiment of the utility model above, it is all to change according to made by technical solutions of the utility model, it is produced
Function without departing from technical solutions of the utility model range when, belong to the protection scope of the utility model.
Claims (7)
1. a kind of low section small base station antenna applied to indoor ceiling, which is characterized in that including metal floor (1), gold
Belong to the band of column (2), metal feed post (3) and Metal Supported piece (4), the metal floor (1) is layed in indoor ceiling, described
Metal feed post (3) and the metal band of column (2) are coaxially fixed on the metal floor (1) surface, and protect with the metal floor (1)
Electrical connection is held, the metal band of column (2) coaxial sleeve is set to the metal feed post (3) outer ring, constitutes one with metal feed post (3)
A stair-stepping coaxial feeder, the metal feed post (3) are higher than the metal band of column (2), and the Metal Supported piece (4) is fixed
It keeps being electrically connected in the top of the metal feed post (3), and with metal feed post (3)；The metal feed post (3) and metal
Feed port (6) are equipped between the band of column (2).
2. the low section small base station antenna according to claim 1 applied to indoor ceiling, which is characterized in that described
The periphery of Metal Supported piece (4) is symmetrically evenly equipped with four short circuit metal lines (5), and the other end of short circuit metal thin slice is fastened on
On the metal floor (1), metal disk and metal circular floor is made to keep short circuit.
3. the low section small base station antenna according to claim 2 applied to indoor ceiling, which is characterized in that described
Short circuit metal line (5) selects any one of sheet metal, wire, metal column or metal strip.
4. the low section small base station antenna according to claim 1 applied to indoor ceiling, which is characterized in that described
The shape of metal floor (1) is any one of round, rectangular, rectangle or ellipse.
5. the low section small base station antenna according to claim 1 applied to indoor ceiling, which is characterized in that described
The shape of the metal band of column (2) is any one of cylinder ring, Q-RING, rectangle ring or vesica piscis.
6. the low section small base station antenna according to claim 1 applied to indoor ceiling, which is characterized in that described
The shape of metal feed post (3) is any one of circular columns, square column, rectangle column or ovallized column.
7. the low section small base station antenna according to claim 1 applied to indoor ceiling, which is characterized in that described
The shape of Metal Supported piece (4) is any one of circular piece, square plate, rectangular pieces or ellipse slice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821425098.5U CN208690472U (en) | 2018-08-31 | 2018-08-31 | A kind of low section small base station antenna applied to indoor ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821425098.5U CN208690472U (en) | 2018-08-31 | 2018-08-31 | A kind of low section small base station antenna applied to indoor ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208690472U true CN208690472U (en) | 2019-04-02 |
Family
ID=65887878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821425098.5U Expired - Fee Related CN208690472U (en) | 2018-08-31 | 2018-08-31 | A kind of low section small base station antenna applied to indoor ceiling |
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|---|---|
| CN (1) | CN208690472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963410A (en) * | 2018-08-31 | 2018-12-07 | 南京信息工程大学 | A kind of low section small base station antenna applied to indoor ceiling |
-
2018
- 2018-08-31 CN CN201821425098.5U patent/CN208690472U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963410A (en) * | 2018-08-31 | 2018-12-07 | 南京信息工程大学 | A kind of low section small base station antenna applied to indoor ceiling |
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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 |
Granted publication date: 20190402 Termination date: 20200831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |